Megatest

Changes On Branch 99ba9a5e409bc0cf
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Changes In Branch v1.6569-multi-db Through [99ba9a5e40] Excluding Merge-Ins

This is equivalent to a diff from d69b03fe95 to 99ba9a5e40

2021-02-08
23:13
Merged v1.65-real branch in and fixed misturk check-in: cca6340787 user: matt tags: v1.6569-multi-db
19:37
bit closer check-in: 99ba9a5e40 user: matt tags: v1.6569-multi-db
2021-02-07
22:11
Created apimod and moved couple functions check-in: 11b91c6f65 user: matt tags: v1.6569-multi-db
2021-02-01
13:29
fixed match let in db.scm check-in: d486cc49ee user: pjhatwal tags: v1.6582, v1.65-real
2021-01-30
22:37
Added graph of server for multi-db check-in: 4d273a0078 user: matt tags: v1.6569-multi-db
2021-01-29
11:48
changed megatest version to v1.6582 check-in: d69b03fe95 user: mmgraham tags: v1.65-real
11:47
Made CHECK an error status for PREQ_FAIL Leaf check-in: a26bbf5c36 user: mmgraham tags: v1.6569-refactor-server-key-chk

Modified Makefile from [0dc94ad098] to [7bc52ac29e].

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           process.scm runs.scm tasks.scm tests.scm genexample.scm	\
           http-transport.scm filedb.scm tdb.scm client.scm mt.scm	\
           ezsteps.scm lock-queue.scm sdb.scm rmt.scm api.scm		\
           subrun.scm portlogger.scm archive.scm env.scm		\
           diff-report.scm cgisetup/models/pgdb.scm

# module source files
MSRCFILES = 
MSRCFILES = dbmod.scm servermod.scm apimod.scm commonmod.scm rmtmod.scm 
MOFILES = $(addprefix mofiles/,$(MSRCFILES:%.scm=%.o))
MOIMPFILES = $(MSRCFILES:%.scm=%.import.o)
# ftail.scm rmtmod.scm commonmod.scm removed
# MSRCFILES = ducttape-lib.scm pkts.scm stml2.scm cookie.scm mutils.scm	\
#             mtargs.scm commonmod.scm dbmod.scm adjutant.scm ulex.scm	\
#             rmtmod.scm apimod.scm

DMSRCFILES = dcommonmod.scm
DMOFILES = $(addprefix mofiles/,$(DMSRCFILES:%.scm=%.o))
DMOIMPFILES = $(DMSRCFILES:%.scm=%.import.o)

GUISRCF = dashboard-context-menu.scm dashboard-tests.scm		\
          dashboard-guimonitor.scm gutils.scm dcommon.scm tree.scm	\
          vg.scm

OFILES   = $(SRCFILES:%.scm=%.o)
GOFILES  = $(GUISRCF:%.scm=%.o)

MOFILES = $(addprefix mofiles/,$(MSRCFILES:%.scm=%.o))
# compiled import files
MOIMPFILES = $(MSRCFILES:%.scm=%.import.o)

%.import.o : %.import.scm
%.import.o : %.import.scm mofiles/%.o
	csc $(CSCOPTS) -unit $*.import -c $*.import.scm -o $*.import.o

# I'm not sure the cp is a good idea, changed a lot of things and it may not have been necessary...
# mofiles/%.o  %.import.scm : %.scm megatest-fossil-hash.scm
#	@[ -e mofiles ] || mkdir -p mofiles
#	csc $(CSCOPTS) -I mofiles -I $* -J -c $< -o $*.o
#	cp $*.o mofiles/$*.o


#	@touch $*.import.scm # ensure it is touched after the .o is made

mofiles/%.o : %.scm
# ensure import.scm is touched after the .o is made
#
mofiles/%.o %.import.scm : %.scm
	mkdir -p mofiles
	csc $(CSCOPTS) -J -c $< -o mofiles/$*.o
	@touch $*.import.scm

ADTLSCR=mt_laststep mt_runstep mt_ezstep
HELPERS=$(addprefix $(PREFIX)/bin/,$(ADTLSCR))
DEPLOYHELPERS=$(addprefix deploytarg/,$(ADTLSCR))
MTESTHASH=$(shell fossil info|grep checkout:| awk '{print $$2}')

ifeq ($(MTESTHASH),)
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mtest: $(OFILES) readline-fix.scm megatest.o $(MOFILES) $(MOIMPFILES)  megatest-version.scm
	csc $(CSCOPTS) $(OFILES) $(MOFILES) $(MOIMPFILES) megatest.o -o mtest

showmtesthash:
	@echo $(MTESTHASH)

dboard : $(OFILES) $(GOFILES) dashboard.scm $(MOFILES) $(MOIMPFILES) megatest-version.scm megatest-fossil-hash.scm
	csc $(CSCOPTS) $(OFILES) dashboard.scm $(GOFILES) $(MOFILES) $(MOIMPFILES) -o dboard
dboard : $(OFILES) $(GOFILES) dashboard.scm $(MOFILES) $(MOIMPFILES) $(DMOFILES) $(DMOIMPFILES) megatest-version.scm megatest-fossil-hash.scm
	csc $(CSCOPTS) $(OFILES) dashboard.scm $(GOFILES) $(MOFILES) $(MOIMPFILES) $(DMOFILES) $(DMOIMPFILES) -o dboard

mtut: $(OFILES) $(MOFILES) megatest-fossil-hash.scm mtut.scm megatest-version.scm
	csc $(CSCOPTS) $(OFILES) $(MOFILES) mtut.scm -o mtut

# include makefile.inc

TCMTOBJS = \
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	tests.o \
	subrun.o \
        ezsteps.o

#        mofiles/rmtmod.o \
#        mofiles/commonmod.o \

tcmt : $(TCMTOBJS) tcmt.scm megatest-version.scm
tcmt : $(TCMTOBJS) tcmt.scm megatest-version.scm $(MOIMPFILES) $(MOFILES)
	csc $(CSCOPTS) $(TCMTOBJS) $(MOFILES) $(MOIMPFILES) tcmt.scm -o tcmt

# install documentation to $(PREFIX)/docs
# DOES NOT REBUILD DOCS
#
$(PREFIX)/share/docs/megatest_manual.html : docs/manual/megatest_manual.html
	mkdir -p $(PREFIX)/share/docs
	$(INSTALL) docs/manual/megatest_manual.html $(PREFIX)/share/docs/megatest_manual.html
	for png in $(PNGFILES);do $(INSTALL) docs/manual/$$png $(PREFIX)/share/docs/$$png;done

# add a fake dependency so this doens't copy everytime
$(PREFIX)/share/js/jquery-3.1.0.slim.min.js : # .fslckout
	mkdir -p $(PREFIX)/share/js
	fossil wiki export java-script-lib > $(PREFIX)/share/js/jquery-3.1.0.slim.min.js

$(PREFIX)/share/db/mt-pg.sql : mt-pg.sql
	mkdir -p $(PREFIX)/share/db
	$(INSTALL) mt-pg.sql $(PREFIX)/share/db/mt-pg.sql

# Special dependencies for the includes
# Special dependencies for the module includes
$(MOFILE) $(MOIMPFILES) : megatest-fossil-hash.scm

# common.o : mofiles/commonmod.o megatest-fossil-hash.scm

megatest.o : $(MOIMPFILES)
mofiles/commonmod.o : megatest-fossil-hash.scm
mofiles/dbmod.o mofiles/servermod.o mofiles/apimod.o mofiles/dcommonmod.o : mofiles/commonmod.o
mofiles/rmtmod.o : mofiles/apimod.o
common.o : mofiles/commonmod.o
# commonmod.o dashboard.o megatest.o tcmt.o apimod.o : megatest-fossil-hash.scm

tests.o db.o launch.o runs.o dashboard-tests.o				\
dashboard-context-menu.o dashboard-guimonitor.o dashboard-main.o	\
monitor.o dashboard.o archive.o megatest.o : db_records.scm megatest-fossil-hash.scm

dashboard.o : mofiles/apimod.o

tests.o runs.o dashboard.o dashboard-tests.o dashboard-context-menu.o dashboard-main.o  : run_records.scm

db.o ezsteps.o keys.o launch.o megatest.o monitor.o runs-for-ref.o runs.o tests.o : key_records.scm

tests.o tasks.o dashboard-tasks.o : task_records.scm

runs.o : test_records.scm
api.o rmt.o db.o : mofiles/apimod.o mofiles/dbmod.o

megatest.o : megatest-fossil-hash.scm megatest-version.scm

rmt.scm client.scm common.scm configf.scm dashboard-guimonitor.scm dashboard-tests.scm dashboard.scm db.scm dcommon.scm ezsteps.scm fs-transport.scm http-transport.scm index-tree.scm items.scm keys.scm launch.scm megatest.scm monitor.scm mt.scm newdashboard.scm runconfig.scm runs.scm server.scm tdb.scm tests.scm tree.scm : common_records.scm megatest-version.scm

common_records.scm : altdb.scm

# mofiles/stml2.o : mofiles/cookie.o
# configf.o : mofiles/commonmod.o

vg.o dashboard.o : vg_records.scm megatest-version.scm

dcommon.o : run_records.scm
dcommon.o : mofiles/dcommonmod.o run_records.scm

mofiles/stml2.o : mofiles/cookie.o

# # special include based modules
# mofiles/pkts.o      : pkts/pkts.scm
# mofiles/stml2.o     : cookie.o
# # mofiles/mtargs.o    : mtargs/mtargs.scm

Modified api.scm from [68ac71805c] to [90c3181454].

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(use srfi-69 posix)

(declare (unit api))
(declare (uses rmt))
(declare (uses db))
(declare (uses tasks))

;; allow these queries through without starting a server
;;
(define api:read-only-queries
  '(get-key-val-pairs
    get-var
    get-keys
    get-key-vals
    test-toplevel-num-items
    get-test-info-by-id
    get-steps-info-by-id
    get-data-info-by-id
    test-get-rundir-from-test-id
    get-count-tests-running-for-testname
    get-count-tests-running
    get-count-tests-running-in-jobgroup
    get-previous-test-run-record
    get-matching-previous-test-run-records
    test-get-logfile-info
    test-get-records-for-index-file
    get-testinfo-state-status
    test-get-top-process-pid
    test-get-paths-matching-keynames-target-new
    get-prereqs-not-met
    get-count-tests-running-for-run-id
    get-run-info
    get-run-status
    get-run-state
    get-run-stats
    get-run-times
    get-targets
    get-target
    ;; register-run
    get-tests-tags
    get-test-times
    get-tests-for-run
    get-tests-for-run-state-status
    get-test-id
    get-tests-for-runs-mindata
    get-tests-for-run-mindata
    get-run-name-from-id
    get-runs
    simple-get-runs
    get-num-runs
    get-runs-cnt-by-patt
    get-all-run-ids
    get-prev-run-ids
    get-run-ids-matching-target
    get-runs-by-patt
    get-steps-data
    get-steps-for-test
    read-test-data
    read-test-data*
    login
    tasks-get-last
    testmeta-get-record
    have-incompletes?
    ;; synchash-get
    get-changed-record-ids
    get-run-record-ids 
    get-not-completed-cnt))

(declare (uses commonmod))
(define api:write-queries
  '(
    get-keys-write ;; dummy "write" query to force server start

(import commonmod)
    ;; SERVERS
    start-server
    kill-server

    ;; TESTS
    test-set-state-status-by-id
    delete-test-records
    delete-old-deleted-test-records
    test-set-state-status
    test-set-top-process-pid
    set-state-status-and-roll-up-items
    
(declare (uses apimod))
    update-pass-fail-counts
    top-test-set-per-pf-counts ;; (db:top-test-set-per-pf-counts (db:get-db *db* 5) 5 "runfirst")

(import apimod)
    ;; RUNS
    register-run
    set-tests-state-status
    delete-run
    lock/unlock-run
    update-run-event_time
    mark-incomplete
    set-state-status-and-roll-up-run
    ;; STEPS
    teststep-set-status!
    delete-steps-for-test
    ;; TEST DATA
    test-data-rollup
    csv->test-data

    ;; MISC
    sync-inmem->db
    drop-all-triggers
    create-all-triggers
    update-tesdata-on-repilcate-db 

(declare (uses dbmod))
    ;; TESTMETA
    testmeta-add-record
    testmeta-update-field

(import dbmod)
    ;; TASKS
    tasks-add
    tasks-set-state-given-param-key
    ))

;; These are called by the server on recipt of /api calls
;;    - keep it simple, only return the actual result of the call, i.e. no meta info here
;;
;;    - returns #( flag result )
;;
(define (api:execute-requests dbstruct dat)
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				   cmd-in
				   (string->symbol cmd-in)))
            (params            (vector-ref dat 1))
            (start-t           (current-milliseconds))
            (readonly-mode     (dbr:dbstruct-read-only dbstruct))
            (readonly-command  (member cmd api:read-only-queries))
            (writecmd-in-readonly-mode (and readonly-mode (not readonly-command)))
            (foo               (begin
            #;(foo               (begin
                                 (common:telemetry-log (conc "api-in:"(->string cmd))
                                                       payload: `((params . ,params)))
                                 
                                 #t))
            (res    
             (if writecmd-in-readonly-mode
                 (conc "attempt to run write command "cmd" on a read-only database")
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       ;; save all stats
       (let ((delta-t (- (current-milliseconds)
			 start-t)))
	 (hash-table-set! *db-api-call-time* cmd
			  (cons delta-t (hash-table-ref/default *db-api-call-time* cmd '()))))
       (if writecmd-in-readonly-mode
           (begin
             (common:telemetry-log (conc "api-out:"(->string cmd))
             #;(common:telemetry-log (conc "api-out:"(->string cmd))
                                   payload: `((params . ,params)
                                              (ok-res . #t)))
	     (vector #f res))
           (begin
             (common:telemetry-log (conc "api-out:"(->string cmd))
             #;(common:telemetry-log (conc "api-out:"(->string cmd))
                                   payload: `((params . ,params)
                                              (ok-res . #f)))
             (vector #t res))))))))

;; http-server  send-response
;;                 api:process-request
;;                    db:*

Modified apimod.scm from [0c866deee4] to [8bd7a90a17].

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;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;;======================================================================

(declare (unit apimod))
(declare (uses commonmod))
(declare (uses ulex))
;; (declare (uses ulex))

(module apimod
	*
	
(import scheme chicken data-structures extras)
(import (prefix sqlite3 sqlite3:) posix typed-records srfi-18)
(import commonmod)
(import (prefix ulex ulex:))

;; allow these queries through without starting a server
;;
(define api:read-only-queries
  '(get-key-val-pairs
    get-var
    get-keys
    get-key-vals
    test-toplevel-num-items
    get-test-info-by-id
    get-steps-info-by-id
    get-data-info-by-id
    test-get-rundir-from-test-id
    get-count-tests-running-for-testname
    get-count-tests-running
    get-count-tests-running-in-jobgroup
    get-previous-test-run-record
    get-matching-previous-test-run-records
    test-get-logfile-info
    test-get-records-for-index-file
    get-testinfo-state-status
    test-get-top-process-pid
    test-get-paths-matching-keynames-target-new
    get-prereqs-not-met
    get-count-tests-running-for-run-id
    get-run-info
    get-run-status
    get-run-state
    get-run-stats
    get-run-times
    get-targets
    get-target
    ;; register-run
    get-tests-tags
    get-test-times
    get-tests-for-run
    get-tests-for-run-state-status
    get-test-id
    get-tests-for-runs-mindata
    get-tests-for-run-mindata
    get-run-name-from-id
    get-runs
    simple-get-runs
    get-num-runs
    get-runs-cnt-by-patt
    get-all-run-ids
    get-prev-run-ids
    get-run-ids-matching-target
    get-runs-by-patt
    get-steps-data
    get-steps-for-test
    read-test-data
    read-test-data*
    login
    tasks-get-last
    testmeta-get-record
    have-incompletes?
    ;; synchash-get
    get-changed-record-ids
    get-run-record-ids 
    get-not-completed-cnt))

(define api:write-queries
  '(
    get-keys-write ;; dummy "write" query to force server start

    ;; SERVERS
    start-server
    kill-server

    ;; TESTS
    test-set-state-status-by-id
    delete-test-records
    delete-old-deleted-test-records
    test-set-state-status
    test-set-top-process-pid
    set-state-status-and-roll-up-items
    
    update-pass-fail-counts
    top-test-set-per-pf-counts ;; (db:top-test-set-per-pf-counts (db:get-db *db* 5) 5 "runfirst")

    ;; RUNS
    register-run
    set-tests-state-status
    delete-run
    lock/unlock-run
    update-run-event_time
    mark-incomplete
    set-state-status-and-roll-up-run
    ;; STEPS
    teststep-set-status!
    delete-steps-for-test
    ;; TEST DATA
    test-data-rollup
    csv->test-data

    ;; MISC
    sync-inmem->db
    drop-all-triggers
    create-all-triggers
    update-tesdata-on-repilcate-db 

    ;; TESTMETA
    testmeta-add-record
    testmeta-update-field

    ;; TASKS
    tasks-add
(define (api:execute-requests params)
  #f)
    tasks-set-state-given-param-key
    ))

)

Modified archive.scm from [a5f3e3b4ad] to [0a572a4ddb].

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;;  strftime('%m/%d/%Y %H:%M:%S','now','localtime')

(use (prefix sqlite3 sqlite3:) srfi-1 posix regex regex-case srfi-69 format md5 message-digest srfi-18)

(declare (unit archive))
(declare (uses db))
(declare (uses common))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")

;;======================================================================
;; 
;;======================================================================

Modified client.scm from [dc4c7b41e8] to [cecbbc9d00].

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     spiffy-request-vars uri-common intarweb directory-utils)

(declare (unit client))

(declare (uses common))
(declare (uses db))
(declare (uses tasks)) ;; tasks are where stuff is maintained about what is running.

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")

;; client:get-signature
(define (client:get-signature)
  (if *my-client-signature* *my-client-signature*

Modified common.scm from [bf0a0a25ad] to [7438af59c4].

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     matchable regex posix (srfi 18) extras ;; tcp 
     (prefix nanomsg nmsg:)
     (prefix sqlite3 sqlite3:)
     pkts (prefix dbi dbi:)
     )

(declare (unit common))
;; (declare (uses commonmod))
;; (import commonmod)
(declare (uses commonmod))
(import commonmod)

;; dbr:dbstruct is used here. should move it
(declare (uses dbmod))
(import dbmod)

(include "common_records.scm")


;; (require-library margs)
;; (include "margs.scm")

;; (define old-exit exit)
;; 
;; (define (exit . code)
;;   (if (null? code)
;;       (old-exit)
;;       (old-exit code)))

(define (common:debug-setup)
  (debug:setup (cond ;; debug arg
		((args:get-arg "-debug-noprop") 'noprop)
		((args:get-arg "-debug")         #t)
		(else #f))
	       (cond ;; verbosity arg
		((args:get-arg "-q") 'v)
		((args:get-arg "-q") 'q)
		(else #f))))

;; execute thunk, return value.  If exception thrown, trap exception, return #f, and emit nonfatal condition note to *default-log-port* .
;; arguments - thunk, message
(define (common:fail-safe thunk warning-message-on-exception)
  (handle-exceptions
   exn
   (begin
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;;         res))))
        
;; A hash table that can be accessed by #{scheme ...} calls in
;; config files. Allows communicating between confgs
;;
(define *user-hash-data* (make-hash-table))

(define *db-keys* #f)

(define *pkts-info*    (make-hash-table)) ;; store stuff like the last parent here
(define *configinfo*   #f)   ;; raw results from setup, includes toppath and table from megatest.config

(define *runconfigdat* #f)   ;; run configs data
(define *configdat*    #f)   ;; megatest.config data
(define *configstatus* #f)   ;; status of data; 'fulldata : all processing done, #f : no data yet, 'partialdata : partial read done
(define *toppath*      #f)

(define *already-seen-runconfig-info* #f)

(define *test-meta-updated* (make-hash-table))
(define *globalexitstatus*  0) ;; attempt to work around possible thread issues
(define *passnum*           0) ;; when running track calls to run-tests or similar
;; (define *alt-log-file* #f)  ;; used by -log
(define *common:denoise*    (make-hash-table)) ;; for low noise printing

(define *default-log-port*  (current-error-port))
(define *time-zero* (current-seconds)) ;; for the watchdog
(define *default-area-tag* "local")

;; DATABASE
(define *dbstruct-db*         #f) ;; used to cache the dbstruct in db:setup. Goal is to remove this.
;; db stats
(define *db-stats*            (make-hash-table)) ;; hash of vectors < count duration-total >
(define *db-stats-mutex*      (make-mutex))
;; db access
(define *db-last-access*      (current-seconds)) ;; last db access, used in server
(define *db-write-access*     #t)
;; db sync
(define *db-last-sync*        0)                 ;; last time the sync to megatest.db happened
(define *db-sync-in-progress* #f)                ;; if there is a sync in progress do not try to start another
(define *db-multi-sync-mutex* (make-mutex))      ;; protect access to *db-sync-in-progress*, *db-last-sync*
;; task db
(define *task-db*             #f) ;; (vector db path-to-db)
(define *db-access-allowed*   #t) ;; flag to allow access
(define *db-access-mutex*     (make-mutex))
(define *db-transaction-mutex* (make-mutex))
(define *db-cache-path*       #f)

(define *db-with-db-mutex*    (make-mutex))
(define *db-api-call-time*    (make-hash-table)) ;; hash of command => (list of times)
;; no sync db
(define *no-sync-db*          #f)

;; SERVER
(define *my-client-signature* #f)
(define *transport-type*    'http)             ;; override with [server] transport http|rpc|nmsg
(define *runremote*         #f)                ;; if set up for server communication this will hold <host port>
;; (define *max-cache-size*    0)
(define *logged-in-clients* (make-hash-table))
(define *server-id*         #f)
(define *server-info*       #f)  ;; good candidate for easily convert to non-global
(define *time-to-exit*      #f)
(define *server-run*        #t)
(define *run-id*            #f)
(define *server-kind-run*   (make-hash-table))
(define *home-host*         #f)
;; (define *total-non-write-delay* 0)
(define *heartbeat-mutex*   (make-mutex))
(define *api-process-request-count* 0)

(define *max-api-process-requests* 0)
(define *server-overloaded*  #f)

;; client
(define *rmt-mutex*         (make-mutex))     ;; remote access calls mutex 

;; RPC transport
(define *rpc:listener*      #f)
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    (begin
      (debug:print-error 0 *default-log-port* "received bad encoded string \"" instr "\", message: " ((condition-property-accessor 'exn 'message) exn) ", exn=" exn)
      (print-call-chain (current-error-port))
      #f)
    (read (open-input-string (base64:base64-decode instr))))
   (read (open-input-string (z3:decode-buffer (base64:base64-decode instr))))))

;; dot-locking egg seems not to work, using this for now
;; if lock is older than expire-time then remove it and try again
;; to get the lock
;;
(define (common:simple-file-lock fname #!key (expire-time 300))
  (let ((fmod-time (handle-exceptions
		       ext
		     (current-seconds)
		     (file-modification-time fname))))
    (if (common:file-exists? fname)
	(if (> (- (current-seconds) fmod-time) expire-time)
	    (begin
	      (handle-exceptions exn #f (delete-file* fname))	
	      (common:simple-file-lock fname expire-time: expire-time))
	    #f)
	(let ((key-string (conc (get-host-name) "-" (current-process-id))))
	  (with-output-to-file fname
	    (lambda ()
	      (print key-string)))
	  (thread-sleep! 0.25)
	  (if (common:file-exists? fname)
	      (handle-exceptions exn
                #f 
                (with-input-from-file fname
	  	  (lambda ()
		    (equal? key-string (read-line)))))
	      #f)))))

(define (common:simple-file-lock-and-wait fname #!key (expire-time 300))
  (let ((end-time (+ expire-time (current-seconds))))
    (let loop ((got-lock (common:simple-file-lock fname expire-time: expire-time)))
      (if got-lock
	  #t
	  (if (> end-time (current-seconds))
	      (begin
		(thread-sleep! 3)
		(loop (common:simple-file-lock fname expire-time: expire-time)))
	      #f)))))

(define (common:simple-file-release-lock fname)
  (handle-exceptions
      exn
      #f ;; I don't really care why this failed (at least for now)
    (delete-file* fname)))

;;======================================================================
;; S T A T E S   A N D   S T A T U S E S
;;======================================================================

;; BBnote: *common:std-states* - dashboard filter control and test control state buttons defined here; used in set-fields-panel and dboard:make-controls
(define *common:std-states*   ;; for toggle buttons in dashboard
  '(
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    (6 "CHECK")
    (7 "STUCK/DEAD")
    (8 "DEAD")
    (9 "FAIL")
    (10 "PREQ_FAIL")
    (11 "PREQ_DISCARDED")
    (12 "ABORT")))

(define (common:status>? s1 s2)
  (let* ((munged (map (lambda (x) `(,(cadr x) . ,(car x))) *common:std-statuses*))
	 (v1     (alist-ref s1 munged equal?))
	 (v2     (alist-ref s2 munged equal?)))
    (> v1 v2)))

(define *common:ended-states*       ;; states which indicate the test is stopped and will not proceed
  '("COMPLETED" "ARCHIVED" "KILLED" "KILLREQ" "STUCK" "INCOMPLETE" ))

(define *common:badly-ended-states* ;; these roll up as CHECK, i.e. results need to be checked
  '("KILLED" "KILLREQ" "STUCK" "INCOMPLETE" "DEAD"))

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					  tsname
					  (string-translate *toppath* "/" "."))
				    ))))
		(set! *db-cache-path* dbpath)
		dbpath))
	  #f)))

(define (common:get-area-path-signature)
  (message-digest-string (md5-primitive) *toppath*))

(define (common:get-signature str)
  (message-digest-string (md5-primitive) str))

;;======================================================================
;; E X I T   H A N D L I N G
;;======================================================================

(define (common:run-sync?)
    (and (common:on-homehost?)
	 (args:get-arg "-server")))
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     ((and (equal? args-testpatt "%") rtestpatt)
      (debug:print-info 0 *default-log-port* "testpatt defined in "testpatt-key" from runconfigs: " rtestpatt)
      rtestpatt)
     (else 
      (debug:print-info 0 *default-log-port* "using testpatt " args-testpatt " rtestpatt:" rtestpatt)
      args-testpatt))))



(define (common:false-on-exception thunk #!key (message #f))
  (handle-exceptions exn
                     (begin
                       (if message
                           (debug:print-info 0 *default-log-port* message))
                       #f) (thunk) ))

(define (common:file-exists? path-string #!key (silent #f))
  ;; this avoids stack dumps in the case where 

  ;;;; TODO: catch permission denied exceptions and emit appropriate warnings, eg:  system error while trying to access file: "/nfs/pdx/disks/icf_env_disk001/bjbarcla/gwa/issues/mtdev/randy-slow/reproduce/q...
  (common:false-on-exception (lambda () (file-exists? path-string))
                             message: (if (not silent)
                                          (conc "Unable to access path: " path-string)
                                          #f)
                             ))

(define (common:directory-exists? path-string)
  ;;;; TODO: catch permission denied exceptions and emit appropriate warnings, eg:  system error while trying to access file: "/nfs/pdx/disks/icf_env_disk001/bjbarcla/gwa/issues/mtdev/randy-slow/reproduce/q...
  (common:false-on-exception (lambda () (directory-exists? path-string))
                             message: (conc "Unable to access path: " path-string)
                             ))

;; does the directory exist and do we have write access?
;;
;;    returns the directory or #f
;;
(define (common:directory-writable? path-string)
  (handle-exceptions
      exn
    (begin
      (debug:print 0 *default-log-port* "Failed to identify access to " path-string ", exn=" exn)
      #f)
   (if (and (directory-exists? path-string)
            (file-write-access? path-string))
       path-string
       #f)))

(define (common:get-linktree)
  (or (getenv "MT_LINKTREE")
      (if *configdat*
	  (configf:lookup *configdat* "setup" "linktree")
	  #f)
      (if (or *toppath* (getenv "MT_RUN_AREA_HOME"))
	  (conc (or *toppath* (getenv "MT_RUN_AREA_HOME")) "/lt")
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	     val-list)
	'())))

;;======================================================================
;; S Y S T E M   S T U F F
;;======================================================================

;; lazy-safe get file mod time. on any error (file not existing etc.) return 0
;;
(define (common:lazy-modification-time fpath)
  (handle-exceptions
      exn
    (begin
      (debug:print 0 *default-log-port* "Failed to get modifcation time for " fpath ", treating it as zero. exn=" exn)
      0)
    (if (file-exists? fpath)
	(file-modification-time fpath)
	0)))

;; find timestamp of newest file associated with a sqlite db file
(define (common:lazy-sqlite-db-modification-time fpath)
  (let* ((glob-list (handle-exceptions
			exn
		      (begin
			(debug:print 0 *default-log-port* "Failed to glob " fpath "*, exn=" exn)
			`(,(conc "/no/such/file, message: " ((condition-property-accessor 'exn 'message) exn))))
		      (glob (conc fpath "*"))))
         (file-list (if (eq? 0 (length glob-list))
			'("/no/such/file")
			glob-list)))
  (apply max
	 (map
	  common:lazy-modification-time 
	  file-list))))

;; return a nice clean pathname made absolute
(define (common:nice-path dir)
  (let ((match (string-match "^(~[^\\/]*)(\\/.*|)$" dir)))
    (if match ;; using ~ for home?
	(common:nice-path (conc (common:read-link-f (cadr match)) "/" (caddr match)))
	(normalize-pathname (if (absolute-pathname? dir)
				dir
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                       (conc "viewscreen " cmd))))
    (debug:print-info 02 *default-log-port* "Running command: " fullcmd)
    (cond
     (with-vars     (common:without-vars  fullcmd))
     (with-orig-env (common:with-orig-env fullcmd))
     (else          (common:without-vars  fullcmd "MT_.*")))))
		  
;;======================================================================
;; T I M E   A N D   D A T E
;;======================================================================

;; Convert strings like "5s 2h 3m" => 60x60x2 + 3x60 + 5
(define (common:hms-string->seconds tstr)
  (let ((parts     (string-split-fields "\\w+" tstr))
	(time-secs 0)
	;; s=seconds, m=minutes, h=hours, d=days, M=months, y=years, w=weeks
	(trx       (regexp "(\\d+)([smhdMyw])")))
    (for-each (lambda (part)
		(let ((match  (string-match trx part)))
		  (if match
		      (let ((val (string->number (cadr match)))
			    (unt (caddr match)))
			(if val 
			    (set! time-secs (+ time-secs (* val
							    (case (string->symbol unt)
							      ((s) 1)
							      ((m) 60) ;; minutes
							      ((h) 3600)
							      ((d) 86400)
							      ((w) 604800)
							      ((M) 2628000) ;; aproximately one month
							      ((y) 31536000)
							      (else #f))))))))))
	      parts)
    time-secs))
		       
(define (seconds->hr-min-sec secs)
  (let* ((hrs (quotient secs 3600))
	 (min (quotient (- secs (* hrs 3600)) 60))
	 (sec (- secs (* hrs 3600)(* min 60))))
    (conc (if (> hrs 0)(conc hrs "hr ") "")
	  (if (> min 0)(conc min "m ")  "")
	  sec "s")))

(define (seconds->time-string sec)
  (time->string 
   (seconds->local-time sec) "%H:%M:%S"))

(define (seconds->work-week/day-time sec)
  (time->string
   (seconds->local-time sec) "ww%V.%u %H:%M"))

(define (seconds->work-week/day sec)
  (time->string
   (seconds->local-time sec) "ww%V.%u"))

(define (seconds->year-work-week/day sec)
  (time->string
   (seconds->local-time sec) "%yww%V.%w"))

(define (seconds->year-work-week/day-time sec)
  (time->string
   (seconds->local-time sec) "%Yww%V.%w %H:%M"))

(define (seconds->year-week/day-time sec)
  (time->string
   (seconds->local-time sec) "%Yw%V.%w %H:%M"))

(define (seconds->quarter sec)
  (case (string->number
	 (time->string 
	  (seconds->local-time sec)
	  "%m"))
    ((1 2 3) 1)
    ((4 5 6) 2)
    ((7 8 9) 3)
    ((10 11 12) 4)
    (else #f)))

;; basic ISO8601 format (e.g. "2017-02-28 06:02:54") date time => Unix epoch
;;
(define (common:date-time->seconds datetime)
  (local-time->seconds (string->time datetime "%Y-%m-%d %H:%M:%S")))

;; given span of seconds tstart to tend
;; find start time to mark and mark delta
;;
(define (common:find-start-mark-and-mark-delta tstart tend)
  (let* ((deltat   (- (max tend (+ tend 10)) tstart)) ;; can't handle runs of less than 4 seconds. Pad it to 10 seconds ...
	 (result   #f)
	 (min      60)
	 (hr       (* 60 60))
	 (day      (* 24 hr))
	 (yr       (* 365 day)) ;; year
	 (mo       (/ yr 12))
	 (wk       (* day 7)))
    (for-each
     (lambda (max-blks)
       (for-each
	(lambda (span) ;; 5 2 1
	  (if (not result)
	      (for-each 
	       (lambda (timeunit timesym) ;; year month day hr min sec
		 (if (not result)
		     (let* ((time-blk (* span timeunit))
			    (num-blks (quotient deltat time-blk)))
		       (if (and (> num-blks 4)(< num-blks max-blks))
			   (let ((first (* (quotient tstart time-blk) time-blk)))
			     (set! result (list span timeunit time-blk first timesym))
			     )))))
	       (list yr mo wk day hr min 1)
	       '(     y  mo w  d   h  m   s))))
	(list 8 6 5 2 1)))
     '(5 10 15 20 30 40 50 500))
    (if values
	(apply values result)
	(values 0 day 1 0 'd))))

;; given x y lim return the cron expansion
;;
(define (common:expand-cron-slash x y lim)
  (let loop ((curr x)
	     (res  `()))
    (if (< curr lim)
	(loop (+ curr y) (cons curr res))
	(reverse res))))

;; expand a complex cron string to a list of cron strings
;;
;;  x/y   => x, x+y, x+2y, x+3y while x+Ny<max_for_field
;;  a,b,c => a, b ,c
;;
;;   NOTE: with flatten a lot of the crud below can be factored down.
;;
(define (common:cron-expand cron-str)
  (if (list? cron-str)
      (flatten
       (fold (lambda (x res)
	       (if (list? x)
		   (let ((newres (map common:cron-expand x)))
		     (append x newres))
		   (cons x res)))
	     '()
	     cron-str)) ;; (map common:cron-expand cron-str))
      (let ((cron-items (string-split cron-str))
	    (slash-rx   (regexp "(\\d+)/(\\d+)"))
	    (comma-rx   (regexp ".*,.*"))
	    (max-vals   '((min        . 60)
			  (hour       . 24)
			  (dayofmonth . 28) ;;; BUG!!!! This will be a bug for some combinations
			  (month      . 12)
			  (dayofweek  . 7))))
	(if (< (length cron-items) 5) ;; bad spec
	    cron-str ;; `(,cron-str)              ;; just return the string, something downstream will fix it
	    (let loop ((hed  (car cron-items))
		       (tal  (cdr cron-items))
		       (type 'min)
		       (type-tal '(hour dayofmonth month dayofweek))
		       (res  '()))
	      (regex-case
		  hed
		(slash-rx ( _ base incr ) (let* ((basen          (string->number base))
						 (incrn          (string->number incr))
						 (expanded-vals  (common:expand-cron-slash basen incrn (alist-ref type max-vals)))
						 (new-list-crons (fold (lambda (x myres)
									 (cons (conc (if (null? res)
											 ""
											 (conc (string-intersperse res " ") " "))
										     x " " (string-intersperse tal " "))
									       myres))
								       '() expanded-vals)))
					    ;; (print "new-list-crons: " new-list-crons)
					    ;; (fold (lambda (x res)
					    ;; 	    (if (list? x)
					    ;; 		(let ((newres (map common:cron-expand x)))
					    ;; 		  (append x newres))
					    ;; 		(cons x res)))
					    ;; 	  '()
					    (flatten (map common:cron-expand new-list-crons))))
		;;					    (map common:cron-expand (map common:cron-expand new-list-crons))))
		(else (if (null? tal)
			  cron-str
			  (loop (car tal)(cdr tal)(car type-tal)(cdr type-tal)(append res (list hed)))))))))))
		      
	    
;; given a cron string and the last time event was processed return #t to run or #f to not run
;;
;;  min    hour   dayofmonth month  dayofweek
;; 0-59    0-23   1-31       1-12   0-6          ### NOTE: dayofweek does not include 7
;;
;;  #t => yes, run the job
;;  #f => no, do not run the job
;;
(define (common:cron-event cron-str now-seconds-in last-done) ;; ref-seconds = #f is NOW.
  (let* ((cron-items     (map string->number (string-split cron-str)))
	 (now-seconds    (or now-seconds-in (current-seconds)))
	 (now-time       (seconds->local-time now-seconds))
	 (last-done-time (seconds->local-time last-done))
	 (all-times      (make-hash-table)))
    ;; (print "cron-items: " cron-items "(length cron-items): " (length cron-items))
    (if (not (eq? (length cron-items) 5)) ;; don't even try to figure out junk strings
	#f
	(match-let (((     cmin chour cdayofmonth cmonth    cdayofweek)
		     cron-items)
		    ;; 0     1    2        3         4    5      6
		    ((nsec nmin nhour ndayofmonth nmonth nyr ndayofweek n7 n8 n9)
		     (vector->list now-time))
		    ((lsec lmin lhour ldayofmonth lmonth lyr ldayofweek l7 l8 l9)
		     (vector->list last-done-time)))
	  ;; create all possible time slots
	  ;; remove invalid slots due to (for example) day of week
	  ;; get the start and end entries for the ref-seconds (current) time
	  ;; if last-done > ref-seconds => this is an ERROR!
	  ;; does the last-done time fall in the legit region?
	  ;;    yes => #f  do not run again this command
	  ;;    no  => #t  ok to run the command
	  (for-each ;; month
	   (lambda (month)
	     (for-each ;; dayofmonth
	      (lambda (dom)
		(for-each
		 (lambda (hr) ;; hour
		   (for-each
		    (lambda (minute) ;; minute
		      (let ((copy-now (apply vector (vector->list now-time))))
			(vector-set! copy-now 0 0) ;; force seconds to zero
			(vector-set! copy-now 1 minute)
			(vector-set! copy-now 2 hr)
			(vector-set! copy-now 3 dom)  ;; dom is already corrected for zero referenced
			(vector-set! copy-now 4 month)
			(let* ((copy-now-secs (local-time->seconds copy-now))
			       (new-copy      (seconds->local-time copy-now-secs))) ;; remake the time vector
			  (if (or (not cdayofweek)
				  (equal? (vector-ref new-copy 6)
					  cdayofweek)) ;; if the day is specified and a match OR if the day is NOT specified
			      (if (or (not cdayofmonth)
				      (equal? (vector-ref new-copy 3)
					      (+ 1 cdayofmonth))) ;; if the month is specified and a match OR if the month is NOT specified
				  (hash-table-set! all-times copy-now-secs new-copy))))))
		    (if cmin
			`(,cmin)  ;; if given cmin, have to use it
			(list (- nmin 1) nmin (+ nmin 1))))) ;; minute
		 (if chour
		     `(,chour)
		     (list (- nhour 1) nhour (+ nhour 1))))) ;; hour
	      (if cdayofmonth
		  `(,cdayofmonth)
		  (list (- ndayofmonth 1) ndayofmonth (+ ndayofmonth 1)))))
	   (if cmonth
	       `(,cmonth)
	       (list (- nmonth 1) nmonth (+ nmonth 1))))
	  (let ((before #f)
		(is-in  #f))
	    (for-each
	     (lambda (moment)
	       (if (and before
			(<= before now-seconds)
			(>= moment now-seconds))
		   (begin
		     ;; (print)
		     ;; (print "Before: " (time->string (seconds->local-time before)))
		     ;; (print "Now:    " (time->string (seconds->local-time now-seconds)))
		     ;; (print "After:  " (time->string (seconds->local-time moment)))
		     ;; (print "Last:   " (time->string (seconds->local-time last-done)))
		     (if (<  last-done before)
			 (set! is-in before))
		     ))
	       (set! before moment))
	     (sort (hash-table-keys all-times) <))
	    is-in)))))

(define (common:extended-cron  cron-str now-seconds-in last-done)
  (let ((expanded-cron (common:cron-expand cron-str)))
    (if (string? expanded-cron)
	(common:cron-event expanded-cron now-seconds-in last-done)
	(let loop ((hed (car expanded-cron))
		   (tal (cdr expanded-cron)))
	  (if (common:cron-event hed now-seconds-in last-done)
	      #t
	      (if (null? tal)
		  #f
		  (loop (car tal)(cdr tal))))))))

;;======================================================================
;; C O L O R S
;;======================================================================
      
(define (common:name->iup-color name)
  (case (string->symbol (string-downcase name))
    ((red)    "223 33 49")

Modified common_records.scm from [80f9e14f2d] to [e4251bc312].

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;;
(define-inline (with-mutex mtx accessor record . val)
  (mutex-lock! mtx)
  (let ((res (apply accessor record val)))
    (mutex-unlock! mtx)
    res))

;; this was cached based on results from profiling but it turned out the profiling
;; somehow went wrong - perhaps too many processes writing to it. Leaving the caching
;; in for now but can probably take it out later.
;;
;; ;; this was cached based on results from profiling but it turned out the profiling
;; ;; somehow went wrong - perhaps too many processes writing to it. Leaving the caching
;; ;; in for now but can probably take it out later.
;; ;;
;; (define (debug:calc-verbosity vstr)
;;   (or (hash-table-ref/default *verbosity-cache* vstr #f)
;;       (let ((res (cond
;;                   ((number? vstr) vstr)
;;                   ((not (string?  vstr))   1)
;;                   ;; ((string-match  "^\\s*$" vstr) 1)
;;                   (vstr           (let ((debugvals  (filter number? (map string->number (string-split vstr ",")))))
;;                                     (cond
;;                                      ((> (length debugvals) 1) debugvals)
;;                                      ((> (length debugvals) 0)(car debugvals))
;;                                      (else 1))))
;;                   ((args:get-arg "-v")   2)
;;                   ((args:get-arg "-q")    0)
;;                   (else                   1))))
;;         (hash-table-set! *verbosity-cache* vstr res)
;;         res)))
;; 
(define (debug:calc-verbosity vstr)
  (or (hash-table-ref/default *verbosity-cache* vstr #f)
      (let ((res (cond
                  ((number? vstr) vstr)
                  ((not (string?  vstr))   1)
                  ;; ((string-match  "^\\s*$" vstr) 1)
                  (vstr           (let ((debugvals  (filter number? (map string->number (string-split vstr ",")))))
                                    (cond
                                     ((> (length debugvals) 1) debugvals)
                                     ((> (length debugvals) 0)(car debugvals))
                                     (else 1))))
                  ((args:get-arg "-v")   2)
                  ((args:get-arg "-q")    0)
                  (else                   1))))
        (hash-table-set! *verbosity-cache* vstr res)
        res)))

;; check verbosity, #t is ok
(define (debug:check-verbosity verbosity vstr)
  (if (not (or (number? verbosity)
	       (list?   verbosity)))
      (begin
	(print "ERROR: Invalid debug value \"" vstr "\"")
	#f)
      #t))

(define (debug:debug-mode n)
  (cond
   ((and (number? *verbosity*)   ;; number number
	 (number? n))
    (<= n *verbosity*))
   ((and (list? *verbosity*)     ;; list   number
	 (number? n))
    (member n *verbosity*))
   ((and (list? *verbosity*)     ;; list   list
	 (list? n))
    (not (null? (lset-intersection! eq? *verbosity* n))))
   ((and (number? *verbosity*)
	 (list? n))
    (member *verbosity* n))))

(define (debug:setup)
  (let ((debugstr (or (args:get-arg "-debug")
		      (args:get-arg "-debug-noprop")
		      (getenv "MT_DEBUG_MODE"))))
    (set! *verbosity* (debug:calc-verbosity debugstr))
    (debug:check-verbosity *verbosity* debugstr)
    ;; if we were handed a bad verbosity rule then we will override it with 1 and continue
    (if (not *verbosity*)(set! *verbosity* 1))
    (if (and (not (args:get-arg "-debug-noprop"))
	     (or (args:get-arg "-debug")
		 (not (getenv "MT_DEBUG_MODE"))))
	(setenv "MT_DEBUG_MODE" (if (list? *verbosity*)
				    (string-intersperse (map conc *verbosity*) ",")
				    (conc *verbosity*))))))
  
(define (debug:print n e . params)
  (if (debug:debug-mode n)
      (with-output-to-port (or e (current-error-port))
	(lambda ()
	  (if *logging*
	      (db:log-event (apply conc params))
	      (apply print params)
	      )))))

;; Brandon's debug printer shortcut (indulge me :)
(define *BB-process-starttime* (current-milliseconds))
(define (BB> . in-args)
  (let* ((stack (get-call-chain))
         (location "??"))
    (for-each
     (lambda (frame)
       (let* ((this-loc (vector-ref frame 0))
              (temp     (string-split (->string this-loc) " "))
              (this-func (if (and (list? temp) (> (length temp) 1)) (cadr temp) "???")))
         (if (equal? this-func "BB>")
             (set! location this-loc))))
     stack)
    (let* ((color-on "\x1b[1m")
           (color-off "\x1b[0m")
           (dp-args
            (append
             (list 0 *default-log-port*
                   (conc color-on location "@"(/ (- (current-milliseconds) *BB-process-starttime*) 1000) color-off "   ")  )
             in-args)))
      (apply debug:print dp-args))))

(define *BBpp_custom_expanders_list* (make-hash-table))



;; register hash tables with BBpp.
(hash-table-set! *BBpp_custom_expanders_list* HASH_TABLE:
                 (cons hash-table? hash-table->alist))

;; test name converter
(define (BBpp_custom_converter arg)
  (let ((res #f))
    (for-each
     (lambda (custom-type-name)
       (let* ((custom-type-info      (hash-table-ref *BBpp_custom_expanders_list* custom-type-name))
              (custom-type-test      (car custom-type-info))
              (custom-type-converter (cdr custom-type-info)))
         (when (and (not res) (custom-type-test arg))
           (set! res (custom-type-converter arg)))))
     (hash-table-keys *BBpp_custom_expanders_list*))
    (if res (BBpp_ res) arg)))

(define (BBpp_ arg)
  (cond
   ;;((SOMESTRUCT? arg) (cons SOMESTRUCT: (SOMESTRUCT->alist arg)))
   ;;((dboard:tabdat? arg) (cons dboard:tabdat: (dboard:tabdat->alist arg)))
   ((hash-table? arg)
    (let ((al (hash-table->alist arg)))
      (BBpp_ (cons HASH_TABLE: al))))
   ((null? arg) '())
   ;;((list? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
   ((pair? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
   (else (BBpp_custom_converter arg))))

;; Brandon's pretty printer.  It expands hashes and custom types in addition to regular pp
(define (BBpp arg)
  (pp (BBpp_ arg)))

;(use define-macro)
(define-syntax inspect
  (syntax-rules ()
    [(_ x)
    ;; (with-output-to-port (current-error-port)
       (printf "~a is: ~a\n" 'x (with-output-to-string (lambda () (BBpp x))))
     ;;  )
;; ;; check verbosity, #t is ok
;; (define (debug:check-verbosity verbosity vstr)
;;   (if (not (or (number? verbosity)
;; 	       (list?   verbosity)))
;;       (begin
;; 	(print "ERROR: Invalid debug value \"" vstr "\"")
;; 	#f)
;;       #t))
;; 
;; (define (debug:debug-mode n)
;;   (cond
;;    ((and (number? *verbosity*)   ;; number number
;; 	 (number? n))
;;     (<= n *verbosity*))
;;    ((and (list? *verbosity*)     ;; list   number
;; 	 (number? n))
;;     (member n *verbosity*))
;;    ((and (list? *verbosity*)     ;; list   list
;; 	 (list? n))
;;     (not (null? (lset-intersection! eq? *verbosity* n))))
;;    ((and (number? *verbosity*)
;; 	 (list? n))
;;     (member *verbosity* n))))
;; 
;; (define (debug:setup)
;;   (let ((debugstr (or (args:get-arg "-debug")
;; 		      (args:get-arg "-debug-noprop")
;; 		      (getenv "MT_DEBUG_MODE"))))
;;     (set! *verbosity* (debug:calc-verbosity debugstr))
;;     (debug:check-verbosity *verbosity* debugstr)
;;     ;; if we were handed a bad verbosity rule then we will override it with 1 and continue
;;     (if (not *verbosity*)(set! *verbosity* 1))
;;     (if (and (not (args:get-arg "-debug-noprop"))
;; 	     (or (args:get-arg "-debug")
;; 		 (not (getenv "MT_DEBUG_MODE"))))
;; 	(setenv "MT_DEBUG_MODE" (if (list? *verbosity*)
;; 				    (string-intersperse (map conc *verbosity*) ",")
;; 				    (conc *verbosity*))))))
;;   
;; (define (debug:print n e . params)
;;   (if (debug:debug-mode n)
;;       (with-output-to-port (or e (current-error-port))
;; 	(lambda ()
;; 	  (if *logging*
;; 	      (db:log-event (apply conc params))
;; 	      (apply print params)
;; 	      )))))
;; 
;; ;; Brandon's debug printer shortcut (indulge me :)
;; (define *BB-process-starttime* (current-milliseconds))
;; (define (BB> . in-args)
;;   (let* ((stack (get-call-chain))
;;          (location "??"))
;;     (for-each
;;      (lambda (frame)
;;        (let* ((this-loc (vector-ref frame 0))
;;               (temp     (string-split (->string this-loc) " "))
;;               (this-func (if (and (list? temp) (> (length temp) 1)) (cadr temp) "???")))
;;          (if (equal? this-func "BB>")
;;              (set! location this-loc))))
;;      stack)
;;     (let* ((color-on "\x1b[1m")
;;            (color-off "\x1b[0m")
;;            (dp-args
;;             (append
;;              (list 0 *default-log-port*
;;                    (conc color-on location "@"(/ (- (current-milliseconds) *BB-process-starttime*) 1000) color-off "   ")  )
;;              in-args)))
;;       (apply debug:print dp-args))))
;; 
;; (define *BBpp_custom_expanders_list* (make-hash-table))
;; 
;; 
;; 
;; ;; register hash tables with BBpp.
;; (hash-table-set! *BBpp_custom_expanders_list* HASH_TABLE:
;;                  (cons hash-table? hash-table->alist))
;; 
;; ;; test name converter
;; (define (BBpp_custom_converter arg)
;;   (let ((res #f))
;;     (for-each
;;      (lambda (custom-type-name)
;;        (let* ((custom-type-info      (hash-table-ref *BBpp_custom_expanders_list* custom-type-name))
;;               (custom-type-test      (car custom-type-info))
;;               (custom-type-converter (cdr custom-type-info)))
;;          (when (and (not res) (custom-type-test arg))
;;            (set! res (custom-type-converter arg)))))
;;      (hash-table-keys *BBpp_custom_expanders_list*))
;;     (if res (BBpp_ res) arg)))
;; 
;; (define (BBpp_ arg)
;;   (cond
;;    ;;((SOMESTRUCT? arg) (cons SOMESTRUCT: (SOMESTRUCT->alist arg)))
;;    ;;((dboard:tabdat? arg) (cons dboard:tabdat: (dboard:tabdat->alist arg)))
;;    ((hash-table? arg)
;;     (let ((al (hash-table->alist arg)))
;;       (BBpp_ (cons HASH_TABLE: al))))
;;    ((null? arg) '())
;;    ;;((list? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
;;    ((pair? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
;;    (else (BBpp_custom_converter arg))))
;; 
;; ;; Brandon's pretty printer.  It expands hashes and custom types in addition to regular pp
;; (define (BBpp arg)
;;   (pp (BBpp_ arg)))
;; 
;; ;(use define-macro)
;; (define-syntax inspect
;;   (syntax-rules ()
;;     [(_ x)
;;     ;; (with-output-to-port (current-error-port)
;;        (printf "~a is: ~a\n" 'x (with-output-to-string (lambda () (BBpp x))))
;;      ;;  )
;;      ]
     ]
    [(_ x y ...) (begin (inspect x) (inspect y ...))]))

(define (debug:print-error n e . params)
  ;; normal print
  (if (debug:debug-mode n)
      (with-output-to-port (if (port? e) e (current-error-port))
	(lambda ()
	  (if *logging*
	      (db:log-event (apply conc params))
	      ;; (apply print "pid:" (current-process-id) " " params)
	      (apply print "ERROR: " params)
	      ))))
  ;; pass important messages to stderr
  (if (and (eq? n 0)(not (eq? e (current-error-port)))) 
      (with-output-to-port (current-error-port)
	(lambda ()
	  (apply print "ERROR: " params)
	  ))))

(define (debug:print-info n e . params)
  (if (debug:debug-mode n)
      (with-output-to-port (if (port? e) e (current-error-port))
	(lambda ()
	  (if *logging*
	      (let ((res (format#format #f "INFO: (~a) ~a" n (apply conc params))))
		(db:log-event res))
	      ;; (apply print "pid:" (current-process-id) " " "INFO: (" n ") " params) ;; res)
	      (apply print "INFO: (" n ") " params) ;; res)
	      )))))

;;     [(_ x y ...) (begin (inspect x) (inspect y ...))]))
;; 
;; (define (debug:print-error n e . params)
;;   ;; normal print
;;   (if (debug:debug-mode n)
;;       (with-output-to-port (if (port? e) e (current-error-port))
;; 	(lambda ()
;; 	  (if *logging*
;; 	      (db:log-event (apply conc params))
;; 	      ;; (apply print "pid:" (current-process-id) " " params)
;; 	      (apply print "ERROR: " params)
;; 	      ))))
;;   ;; pass important messages to stderr
;;   (if (and (eq? n 0)(not (eq? e (current-error-port)))) 
;;       (with-output-to-port (current-error-port)
;; 	(lambda ()
;; 	  (apply print "ERROR: " params)
;; 	  ))))
;; 
;; (define (debug:print-info n e . params)
;;   (if (debug:debug-mode n)
;;       (with-output-to-port (if (port? e) e (current-error-port))
;; 	(lambda ()
;; 	  (if *logging*
;; 	      (let ((res (format#format #f "INFO: (~a) ~a" n (apply conc params))))
;; 		(db:log-event res))
;; 	      ;; (apply print "pid:" (current-process-id) " " "INFO: (" n ") " params) ;; res)
;; 	      (apply print "INFO: (" n ") " params) ;; res)
;; 	      )))))
;; 


;; if a value is printable (i.e. string or number) return the value
;; else return an empty string
(define-inline (printable val)
  (if (or (number? val)(string? val)) val ""))

Modified commonmod.scm from [9423abd515] to [5d3adce94d].

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;;======================================================================

(declare (unit commonmod))

(module commonmod
	*
	
(import scheme chicken data-structures extras files)
(import scheme chicken data-structures extras files ports)
(import (prefix sqlite3 sqlite3:) posix typed-records srfi-18 srfi-69
	md5 message-digest
	regex regex-case
	regex srfi-1)
	srfi-1
	format
	matchable
	srfi-13)

;;======================================================================
;; CONTENTS
;;
;;  config file utils
;;  misc conversion, data manipulation functions
;;  testsuite and area utilites
;;
;;======================================================================

(include "megatest-version.scm")
(include "megatest-fossil-hash.scm")

;; Move globals here
(define *default-log-port*  (current-error-port))
(define *toppath*           #f)
(define *configinfo*        #f)   ;; raw results from setup, includes toppath and table from megatest.config
(define *db-with-db-mutex*  (make-mutex))
(define *max-api-process-requests* 0)
(define *common:denoise*    (make-hash-table)) ;; for low noise printing
(define *api-process-request-count* 0)
(define *db-keys*           #f)
(define *db-cache-path*     #f)

(define (get-full-version)
  (conc megatest-version "-" megatest-fossil-hash))

(define (version-signature)
  (conc megatest-version "-" (substring megatest-fossil-hash 0 4)))


;;======================================================================
;; V E R S I O N
;;======================================================================

(define (common:get-full-version)
  (conc megatest-version "-" megatest-fossil-hash))

(define (common:version-signature)
  (conc megatest-version "-" (substring megatest-fossil-hash 0 4)))

;;======================================================================
;; config file utils
;;======================================================================

(define (lookup cfgdat section var)
  (if (hash-table? cfgdat)
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;;
(define (get-cfg-areas cfgdat)
  (let ((adat (get-section cfgdat "areas")))
    (map (lambda (entry)
	   `(,(car entry) . 
	     ,(val->alist (cadr entry))))
	 adat)))

;;======================================================================
;; debug stuff
;;======================================================================

(define verbosity (make-parameter '()))
	 
;; (define (debug:print . params) #f)
;; (define (debug:print-info . params) #f)
;; 
;; (define (set-functions dbgp dbgpinfo)
;;   (set! debug:print dbgp)
;;   (set! debug:print-info dbgpinfo))

;; this was cached based on results from profiling but it turned out the profiling
;; somehow went wrong - perhaps too many processes writing to it. Leaving the caching
;; in for now but can probably take it out later.
;;
(define (debug:calc-verbosity vstr arg) ;; arg is 'v (verbose) or 'q (quiet)
  (let* ((res (cond
	       ((number? vstr) vstr)
	       ((not (string?  vstr))   1)
	       ;; ((string-match  "^\\s*$" vstr) 1)
	       (vstr           (let ((debugvals  (filter number? (map string->number (string-split vstr ",")))))
				 (cond
				  ((> (length debugvals) 1) debugvals)
				  ((> (length debugvals) 0)(car debugvals))
				  (else 1))))
	       ((eq? arg 'v)   2) ;; verbose
	       ((eq? arg 'q)   0) ;; quiet
	       (else                   1))))
    (verbosity res)
    res))
)

;; check verbosity, #t is ok
#;(define (debug-check-verbosity verbosity vstr)
  (if (not (or (number? verbosity)
	       (list?   verbosity)))
      (begin
	(print "ERROR: Invalid debug value \"" vstr "\"")
	#f)
      #t))

(define (debug:debug-mode n)
  (let* ((vb (verbosity)))
    (cond
   ((and (number? vb)   ;; number number
	 (number? n))
    (<= n vb))
   ((and (list? vb)     ;; list   number
	 (number? n))
    (member n vb))
   ((and (list? vb)     ;; list   list
	 (list? n))
    (not (null? (lset-intersection! eq? vb n))))
   ((and (number? vb)
	 (list? n))
    (member vb n)))))

(define (debug:setup debug-arg verbose-arg) ;; debug-arg= #f, #t or 'noprop
  (let ((debugstr (or debug-arg ;; (args:get-arg "-debug")
		      ;; (args:get-arg "-debug-noprop")
		      (get-environment-variable "MT_DEBUG_MODE"))))
    (debug:calc-verbosity debugstr verbose-arg)
    ;; (debug:check-verbosity *verbosity* debugstr)
    ;; if we were handed a bad verbosity rule then we will override it with 1 and continue
    (if (not (verbosity))(set! (verbosity) 1))
    (if (and (not (eq? debug-arg 'noprop))
	     (or debug-arg
		 (not (get-environment-variable "MT_DEBUG_MODE"))))
	(setenv "MT_DEBUG_MODE" (if (list? (verbosity))
				    (string-intersperse (map conc (verbosity)) ",")
				    (conc (verbosity)))))))

(define (debug:print n e . params)
  (if (debug:debug-mode n)
      (with-output-to-port (or e (current-error-port))
	(lambda ()
	  ;; (if *logging*
	      ;; (db:log-event (apply conc params))
	  (apply print params)
	  )))) ;; )

(define (debug:print-error n e . params)
  ;; normal print
  (if (debug:debug-mode n)
      (with-output-to-port (if (port? e) e (current-error-port))
	(lambda ()
	  (apply print "ERROR: " params)
	  )))
  ;; pass important messages to stderr
  (if (and (eq? n 0)(not (eq? e (current-error-port)))) 
      (with-output-to-port (current-error-port)
	(lambda ()
	  (apply print "ERROR: " params)
	  ))))

(define (debug:print-info n e . params)
  (if (debug:debug-mode n)
      (with-output-to-port (if (port? e) e (current-error-port))
	(lambda ()
	  (apply print "INFO: (" n ") " params) ;; res)
	  ))))

(define (common:alist-ref/default key alist default)
  (or (alist-ref key alist) default))

(define (common:low-noise-print waitval . keys)
  (let* ((key      (string-intersperse (map conc keys) "-" ))
	 (lasttime (hash-table-ref/default *common:denoise* key 0))
	 (currtime (current-seconds)))
    (if (> (- currtime lasttime) waitval)
	(begin
	  (hash-table-set! *common:denoise* key currtime)
	  #t)
	#f)))

;;======================================================================
;; Safe utilities
;;======================================================================

(define (common:false-on-exception thunk #!key (message #f))
  (handle-exceptions exn
                     (begin
                       (if message
                           (debug:print-info 0 *default-log-port* message))
                       #f) (thunk) ))

(define (common:file-exists? path-string #!key (silent #f))
  ;; this avoids stack dumps in the case where 
  ;;;; TODO: catch permission denied exceptions and emit appropriate warnings, eg:  system error while trying to access file: "/nfs/pdx/disks/icf_env_disk001/bjbarcla/gwa/issues/mtdev/randy-slow/reproduce/q...
  (common:false-on-exception (lambda () (file-exists? path-string))
                             message: (if (not silent)
                                          (conc "Unable to access path: " path-string)
                                          #f)
                             ))

(define (common:directory-exists? path-string)
  ;;;; TODO: catch permission denied exceptions and emit appropriate warnings, eg:  system error while trying to access file: "/nfs/pdx/disks/icf_env_disk001/bjbarcla/gwa/issues/mtdev/randy-slow/reproduce/q...
  (common:false-on-exception (lambda () (directory-exists? path-string))
                             message: (conc "Unable to access path: " path-string)
                             ))

;; does the directory exist and do we have write access?
;;
;;    returns the directory or #f
;;
(define (common:directory-writable? path-string)
  (handle-exceptions
      exn
    (begin
      (debug:print 0 *default-log-port* "Failed to identify access to " path-string ", exn=" exn)
      #f)
   (if (and (directory-exists? path-string)
            (file-write-access? path-string))
       path-string
       #f)))

;;======================================================================
;; T I M E   A N D   D A T E
;;======================================================================

;; Convert strings like "5s 2h 3m" => 60x60x2 + 3x60 + 5
(define (common:hms-string->seconds tstr)
  (let ((parts     (string-split-fields "\\w+" tstr))
	(time-secs 0)
	;; s=seconds, m=minutes, h=hours, d=days, M=months, y=years, w=weeks
	(trx       (regexp "(\\d+)([smhdMyw])")))
    (for-each (lambda (part)
		(let ((match  (string-match trx part)))
		  (if match
		      (let ((val (string->number (cadr match)))
			    (unt (caddr match)))
			(if val 
			    (set! time-secs (+ time-secs (* val
							    (case (string->symbol unt)
							      ((s) 1)
							      ((m) 60) ;; minutes
							      ((h) 3600)
							      ((d) 86400)
							      ((w) 604800)
							      ((M) 2628000) ;; aproximately one month
							      ((y) 31536000)
							      (else #f))))))))))
	      parts)
    time-secs))
		       
(define (seconds->hr-min-sec secs)
  (let* ((hrs (quotient secs 3600))
	 (min (quotient (- secs (* hrs 3600)) 60))
	 (sec (- secs (* hrs 3600)(* min 60))))
    (conc (if (> hrs 0)(conc hrs "hr ") "")
	  (if (> min 0)(conc min "m ")  "")
	  sec "s")))

(define (seconds->time-string sec)
  (time->string 
   (seconds->local-time sec) "%H:%M:%S"))

(define (seconds->work-week/day-time sec)
  (time->string
   (seconds->local-time sec) "ww%V.%u %H:%M"))

(define (seconds->work-week/day sec)
  (time->string
   (seconds->local-time sec) "ww%V.%u"))

(define (seconds->year-work-week/day sec)
  (time->string
   (seconds->local-time sec) "%yww%V.%w"))

(define (seconds->year-work-week/day-time sec)
  (time->string
   (seconds->local-time sec) "%Yww%V.%w %H:%M"))

(define (seconds->year-week/day-time sec)
  (time->string
   (seconds->local-time sec) "%Yw%V.%w %H:%M"))

(define (seconds->quarter sec)
  (case (string->number
	 (time->string 
	  (seconds->local-time sec)
	  "%m"))
    ((1 2 3) 1)
    ((4 5 6) 2)
    ((7 8 9) 3)
    ((10 11 12) 4)
    (else #f)))

;; basic ISO8601 format (e.g. "2017-02-28 06:02:54") date time => Unix epoch
;;
(define (common:date-time->seconds datetime)
  (local-time->seconds (string->time datetime "%Y-%m-%d %H:%M:%S")))

;; given span of seconds tstart to tend
;; find start time to mark and mark delta
;;
(define (common:find-start-mark-and-mark-delta tstart tend)
  (let* ((deltat   (- (max tend (+ tend 10)) tstart)) ;; can't handle runs of less than 4 seconds. Pad it to 10 seconds ...
	 (result   #f)
	 (min      60)
	 (hr       (* 60 60))
	 (day      (* 24 hr))
	 (yr       (* 365 day)) ;; year
	 (mo       (/ yr 12))
	 (wk       (* day 7)))
    (for-each
     (lambda (max-blks)
       (for-each
	(lambda (span) ;; 5 2 1
	  (if (not result)
	      (for-each 
	       (lambda (timeunit timesym) ;; year month day hr min sec
		 (if (not result)
		     (let* ((time-blk (* span timeunit))
			    (num-blks (quotient deltat time-blk)))
		       (if (and (> num-blks 4)(< num-blks max-blks))
			   (let ((first (* (quotient tstart time-blk) time-blk)))
			     (set! result (list span timeunit time-blk first timesym))
			     )))))
	       (list yr mo wk day hr min 1)
	       '(     y  mo w  d   h  m   s))))
	(list 8 6 5 2 1)))
     '(5 10 15 20 30 40 50 500))
    (if values
	(apply values result)
	(values 0 day 1 0 'd))))

;; given x y lim return the cron expansion
;;
(define (common:expand-cron-slash x y lim)
  (let loop ((curr x)
	     (res  `()))
    (if (< curr lim)
	(loop (+ curr y) (cons curr res))
	(reverse res))))

;; expand a complex cron string to a list of cron strings
;;
;;  x/y   => x, x+y, x+2y, x+3y while x+Ny<max_for_field
;;  a,b,c => a, b ,c
;;
;;   NOTE: with flatten a lot of the crud below can be factored down.
;;
(define (common:cron-expand cron-str)
  (if (list? cron-str)
      (flatten
       (fold (lambda (x res)
	       (if (list? x)
		   (let ((newres (map common:cron-expand x)))
		     (append x newres))
		   (cons x res)))
	     '()
	     cron-str)) ;; (map common:cron-expand cron-str))
      (let ((cron-items (string-split cron-str))
	    (slash-rx   (regexp "(\\d+)/(\\d+)"))
	    (comma-rx   (regexp ".*,.*"))
	    (max-vals   '((min        . 60)
			  (hour       . 24)
			  (dayofmonth . 28) ;;; BUG!!!! This will be a bug for some combinations
			  (month      . 12)
			  (dayofweek  . 7))))
	(if (< (length cron-items) 5) ;; bad spec
	    cron-str ;; `(,cron-str)              ;; just return the string, something downstream will fix it
	    (let loop ((hed  (car cron-items))
		       (tal  (cdr cron-items))
		       (type 'min)
		       (type-tal '(hour dayofmonth month dayofweek))
		       (res  '()))
	      (regex-case
		  hed
		(slash-rx ( _ base incr ) (let* ((basen          (string->number base))
						 (incrn          (string->number incr))
						 (expanded-vals  (common:expand-cron-slash basen incrn (alist-ref type max-vals)))
						 (new-list-crons (fold (lambda (x myres)
									 (cons (conc (if (null? res)
											 ""
											 (conc (string-intersperse res " ") " "))
										     x " " (string-intersperse tal " "))
									       myres))
								       '() expanded-vals)))
					    ;; (print "new-list-crons: " new-list-crons)
					    ;; (fold (lambda (x res)
					    ;; 	    (if (list? x)
					    ;; 		(let ((newres (map common:cron-expand x)))
					    ;; 		  (append x newres))
					    ;; 		(cons x res)))
					    ;; 	  '()
					    (flatten (map common:cron-expand new-list-crons))))
		;;					    (map common:cron-expand (map common:cron-expand new-list-crons))))
		(else (if (null? tal)
			  cron-str
			  (loop (car tal)(cdr tal)(car type-tal)(cdr type-tal)(append res (list hed)))))))))))
		      
	    
;; given a cron string and the last time event was processed return #t to run or #f to not run
;;
;;  min    hour   dayofmonth month  dayofweek
;; 0-59    0-23   1-31       1-12   0-6          ### NOTE: dayofweek does not include 7
;;
;;  #t => yes, run the job
;;  #f => no, do not run the job
;;
(define (common:cron-event cron-str now-seconds-in last-done) ;; ref-seconds = #f is NOW.
  (let* ((cron-items     (map string->number (string-split cron-str)))
	 (now-seconds    (or now-seconds-in (current-seconds)))
	 (now-time       (seconds->local-time now-seconds))
	 (last-done-time (seconds->local-time last-done))
	 (all-times      (make-hash-table)))
    ;; (print "cron-items: " cron-items "(length cron-items): " (length cron-items))
    (if (not (eq? (length cron-items) 5)) ;; don't even try to figure out junk strings
	#f
	(match-let (((     cmin chour cdayofmonth cmonth    cdayofweek)
		     cron-items)
		    ;; 0     1    2        3         4    5      6
		    ((nsec nmin nhour ndayofmonth nmonth nyr ndayofweek n7 n8 n9)
		     (vector->list now-time))
		    ((lsec lmin lhour ldayofmonth lmonth lyr ldayofweek l7 l8 l9)
		     (vector->list last-done-time)))
	  ;; create all possible time slots
	  ;; remove invalid slots due to (for example) day of week
	  ;; get the start and end entries for the ref-seconds (current) time
	  ;; if last-done > ref-seconds => this is an ERROR!
	  ;; does the last-done time fall in the legit region?
	  ;;    yes => #f  do not run again this command
	  ;;    no  => #t  ok to run the command
	  (for-each ;; month
	   (lambda (month)
	     (for-each ;; dayofmonth
	      (lambda (dom)
		(for-each
		 (lambda (hr) ;; hour
		   (for-each
		    (lambda (minute) ;; minute
		      (let ((copy-now (apply vector (vector->list now-time))))
			(vector-set! copy-now 0 0) ;; force seconds to zero
			(vector-set! copy-now 1 minute)
			(vector-set! copy-now 2 hr)
			(vector-set! copy-now 3 dom)  ;; dom is already corrected for zero referenced
			(vector-set! copy-now 4 month)
			(let* ((copy-now-secs (local-time->seconds copy-now))
			       (new-copy      (seconds->local-time copy-now-secs))) ;; remake the time vector
			  (if (or (not cdayofweek)
				  (equal? (vector-ref new-copy 6)
					  cdayofweek)) ;; if the day is specified and a match OR if the day is NOT specified
			      (if (or (not cdayofmonth)
				      (equal? (vector-ref new-copy 3)
					      (+ 1 cdayofmonth))) ;; if the month is specified and a match OR if the month is NOT specified
				  (hash-table-set! all-times copy-now-secs new-copy))))))
		    (if cmin
			`(,cmin)  ;; if given cmin, have to use it
			(list (- nmin 1) nmin (+ nmin 1))))) ;; minute
		 (if chour
		     `(,chour)
		     (list (- nhour 1) nhour (+ nhour 1))))) ;; hour
	      (if cdayofmonth
		  `(,cdayofmonth)
		  (list (- ndayofmonth 1) ndayofmonth (+ ndayofmonth 1)))))
	   (if cmonth
	       `(,cmonth)
	       (list (- nmonth 1) nmonth (+ nmonth 1))))
	  (let ((before #f)
		(is-in  #f))
	    (for-each
	     (lambda (moment)
	       (if (and before
			(<= before now-seconds)
			(>= moment now-seconds))
		   (begin
		     ;; (print)
		     ;; (print "Before: " (time->string (seconds->local-time before)))
		     ;; (print "Now:    " (time->string (seconds->local-time now-seconds)))
		     ;; (print "After:  " (time->string (seconds->local-time moment)))
		     ;; (print "Last:   " (time->string (seconds->local-time last-done)))
		     (if (<  last-done before)
			 (set! is-in before))
		     ))
	       (set! before moment))
	     (sort (hash-table-keys all-times) <))
	    is-in)))))

(define (common:extended-cron  cron-str now-seconds-in last-done)
  (let ((expanded-cron (common:cron-expand cron-str)))
    (if (string? expanded-cron)
	(common:cron-event expanded-cron now-seconds-in last-done)
	(let loop ((hed (car expanded-cron))
		   (tal (cdr expanded-cron)))
	  (if (common:cron-event hed now-seconds-in last-done)
	      #t
	      (if (null? tal)
		  #f
		  (loop (car tal)(cdr tal))))))))

;;======================================================================
;; File locking
;;======================================================================

;; dot-locking egg seems not to work, using this for now
;; if lock is older than expire-time then remove it and try again
;; to get the lock
;;
(define (common:simple-file-lock fname #!key (expire-time 300))
  (let ((fmod-time (handle-exceptions
		       ext
		     (current-seconds)
		     (file-modification-time fname))))
    (if (common:file-exists? fname)
	(if (> (- (current-seconds) fmod-time) expire-time)
	    (begin
	      (handle-exceptions exn #f (delete-file* fname))	
	      (common:simple-file-lock fname expire-time: expire-time))
	    #f)
	(let ((key-string (conc (get-host-name) "-" (current-process-id))))
	  (with-output-to-file fname
	    (lambda ()
	      (print key-string)))
	  (thread-sleep! 0.25)
	  (if (common:file-exists? fname)
	      (handle-exceptions exn
                #f 
                (with-input-from-file fname
	  	  (lambda ()
		    (equal? key-string (read-line)))))
	      #f)))))

(define (common:simple-file-lock-and-wait fname #!key (expire-time 300))
  (let ((end-time (+ expire-time (current-seconds))))
    (let loop ((got-lock (common:simple-file-lock fname expire-time: expire-time)))
      (if got-lock
	  #t
	  (if (> end-time (current-seconds))
	      (begin
		(thread-sleep! 3)
		(loop (common:simple-file-lock fname expire-time: expire-time)))
	      #f)))))

(define (common:simple-file-release-lock fname)
  (handle-exceptions
      exn
      #f ;; I don't really care why this failed (at least for now)
    (delete-file* fname)))

;;======================================================================
;; Keys
;;======================================================================

(define (keys->keystr keys) ;; => key1,key2,key3,additiona1, ...
  (string-intersperse keys ","))

(define (args:usage . a) #f)

;;======================================================================
;; key <=> target routines
;;======================================================================

;; This invalidates using "/" in item names. Every key will be
;; available via args:get-arg as :keyfield. Since this only needs to
;; be called once let's use it to set the environment vars
;;
;; The setting of :keyfield in args should be turned off ASAP
;;
(define (keys:target-set-args keys target ht)
  (if target
      (let ((vals (string-split target "/")))
	(if (eq? (length vals)(length keys))
	    (for-each (lambda (key val)
			(setenv key val)
			(if ht (hash-table-set! ht (conc ":" key) val)))
		      keys
		      vals)
	    (debug:print-error 0 *default-log-port* "wrong number of values in " target ", should match " keys))
	vals)
      (debug:print 4 *default-log-port* "ERROR: keys:target-set-args called with no target.")))

;; given the keys (a list of vectors <key field> or a list of keys) and a target return a keyval list
;; keyval list ( (key1 val1) (key2 val2) ...)
(define (keys:target->keyval keys target)
  (let* ((targlist (string-split target "/"))
	 (numkeys  (length keys))
	 (numtarg  (length targlist))
	 (targtweaked (if (> numkeys numtarg)
			  (append targlist (make-list (- numkeys numtarg) ""))
			  targlist)))
    (map (lambda (key targ)
	   (list key targ))
	 keys targtweaked)))

(define (keys:make-key/field-string keys)
  (string-join
   (map (lambda (key)(conc key " TEXT"))
	keys)
   ","))

;; (define keys:config-get-fields common:get-fields)

(define (common:get-area-path-signature)
  (message-digest-string (md5-primitive) *toppath*))

(define (common:get-signature str)
  (message-digest-string (md5-primitive) str))

;;======================================================================
;; S Y S T E M   S T U F F
;;======================================================================

;; lazy-safe get file mod time. on any error (file not existing etc.) return 0
;;
(define (common:lazy-modification-time fpath)
  (handle-exceptions
      exn
    (begin
      (debug:print 0 *default-log-port* "Failed to get modifcation time for " fpath ", treating it as zero. exn=" exn)
      0)
    (if (file-exists? fpath)
	(file-modification-time fpath)
	0)))

;; find timestamp of newest file associated with a sqlite db file
(define (common:lazy-sqlite-db-modification-time fpath)
  (let* ((glob-list (handle-exceptions
			exn
		      (begin
			(debug:print 0 *default-log-port* "Failed to glob " fpath "*, exn=" exn)
			`(,(conc "/no/such/file, message: " ((condition-property-accessor 'exn 'message) exn))))
		      (glob (conc fpath "*"))))
         (file-list (if (eq? 0 (length glob-list))
			'("/no/such/file")
			glob-list)))
  (apply max
	 (map
	  common:lazy-modification-time 
	  file-list))))


)

Modified configf.scm from [b115fef76f] to [fb6d9bbd39].

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;;======================================================================

(use regex regex-case matchable) ;;  directory-utils)
(declare (unit configf))
(declare (uses process))
(declare (uses env))
(declare (uses keys))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")

;; return list (path fullpath configname)
(define (find-config configname #!key (toppath #f))
  (if toppath
      (let ((cfname (conc toppath "/" configname)))

Modified dashboard-context-menu.scm from [48947370a7] to [4ebbf2ae46].

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(declare (uses db))
(declare (uses gutils))
(declare (uses rmt))
(declare (uses ezsteps))
;; (declare (uses sdb))
;; (declare (uses filedb))
(declare (uses subrun))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")
(include "run_records.scm")

(define (dboard:launch-testpanel run-id test-id)
  (let* ((dboardexe (common:find-local-megatest "dashboard"))

Modified dashboard-guimonitor.scm from [9920d4908c] to [8b202da860].

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(import (prefix sqlite3 sqlite3:))

(declare (unit dashboard-guimonitor))
(declare (uses common))
(declare (uses keys))
(declare (uses db))
(declare (uses tasks))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")
(include "run_records.scm")
(include "task_records.scm")

(define (control-panel db tdb keys)

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(declare (uses db))
(declare (uses gutils))
(declare (uses rmt))
(declare (uses ezsteps))
;; (declare (uses sdb))
;; (declare (uses filedb))
(declare (uses subrun))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")
(include "run_records.scm")

;;======================================================================
;; C O M M O N

Modified dashboard.scm from [935bf4d2df] to [14b71fda13].

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(declare (uses tree))
(declare (uses dcommon))
(declare (uses dashboard-context-menu))
(declare (uses vg))
(declare (uses subrun))
;; (declare (uses dashboard-main))
(declare (uses mt))

(declare (uses commonmod))
(import commonmod)
(declare (uses commonmod.import))

(declare (uses dcommonmod))
(import dcommonmod)
(declare (uses dcommonmod.import))

(declare (uses apimod))
(import apimod)

(include "common_records.scm")
(include "db_records.scm")
(include "run_records.scm")
(include "task_records.scm")
(include "megatest-version.scm")
(include "megatest-fossil-hash.scm")
;; (include "megatest-fossil-hash.scm")
(include "vg_records.scm")

(define help (conc 
	      "Megatest Dashboard, documentation at http://www.kiatoa.com/fossils/megatest
  version " megatest-version "
  license GPL, Copyright (C) Matt Welland 2012-2017

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;; (if (not (args:get-arg "-use-db-cache"))
;;     (begin
;;       (debug:print-info 0 *default-log-port* "Forcing db-cache mode due to read-only access to megatest.db")
;;       (hash-table-set! args:arg-hash "-use-db-cache" #t)));;;)
;;)

;; data common to all tabs goes here
;; data common to all tabs in dboard:commondat struct moved to dcommonmod
;;
(defstruct dboard:commondat
  ((curr-tab-num 0) : number)
  please-update  
  tabdats
  update-mutex
  updaters 
  updating
  uidat ;; needs to move to tabdat at some time
  hide-not-hide-tabs
  )

(define (dboard:commondat-make)
  (make-dboard:commondat
   curr-tab-num:         0
   tabdats:              (make-hash-table)
   please-update:        #t
   update-mutex:         (make-mutex)
   updaters:             (make-hash-table)
   updating:             #f
   hide-not-hide-tabs:   #f
   ))

;; RA => returns the tabdat stored at hashkey passed in commondat-tabdats table (e.g. 0 gives summary)
;;
(define (dboard:common-get-tabdat commondat #!key (tab-num #f))
  (let* ((tnum (or tab-num
		   (dboard:commondat-curr-tab-num commondat)
		   0)) ;; tab-num value is curr-tab-num value in passed commondat
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(define (dboard:commondat-add-updater commondat updater #!key (tab-num #f))
  (let* ((tnum          (or tab-num
			     (dboard:commondat-curr-tab-num commondat)))
	 (curr-updaters (hash-table-ref/default (dboard:commondat-updaters commondat) tnum '())))
    (hash-table-set! (dboard:commondat-updaters commondat)
		     tnum
		     (cons updater curr-updaters))))

;; data for each specific tab goes here
;;
(defstruct dboard:tabdat 
  ;; runs
  ((allruns         '())                 : list)        ;; list of dboard:rundat records
  ((allruns-by-id    (make-hash-table))  : hash-table)  ;; hash of run-id -> dboard:rundat records
  ((done-runs       '())                 : list)        ;; list of runs already drawn
  ((not-done-runs   '())                 : list)        ;; list of runs not yet drawn
  (header            #f)                                ;; header for decoding the run records
  (keys              #f)                                ;; keys for this run (i.e. target components)
  ((numruns          (string->number (or (args:get-arg "-cols")
					 (configf:lookup *configdat* "dashboard" "cols")
					 "8")))                 : number)      ;; 
  ((tot-runs          0)                 : number)
  ((last-data-update  0)                 : number)      ;; last time the data in allruns was updated
  ((last-runs-update  0)                 : number)      ;; last time we pulled the runs info to update the tree
  (runs-mutex         (make-mutex))                     ;; use to prevent parallel access to draw objects
  ((run-update-times  (make-hash-table)) : hash-table)  ;; update times indexed by run-id
  ((last-test-dat      (make-hash-table)) : hash-table)  ;; cache last tests dat by run-id
  ((run-db-paths      (make-hash-table)) : hash-table)  ;; cache the paths to the run db files

  ;; Runs view
  ((buttondat         (make-hash-table)) : hash-table)  ;;     
  ((item-test-names  '())                : list)        ;; list of itemized tests
  ((run-keys          (make-hash-table)) : hash-table)
  (runs-matrix        #f)                               ;; used in newdashboard
  ((start-run-offset   0)                : number)      ;; left-right slider value
  ((start-test-offset  0)                : number)      ;; up-down slider value
  ((runs-btn-height    (or (configf:lookup *configdat* "dashboard" "btn-height") "x16")) : string)  ;; was 12
  ((runs-btn-fontsz    (or (configf:lookup *configdat* "dashboard" "btn-fontsz") "10")) : string)   ;; was 8
  ((runs-cell-width    (or (configf:lookup *configdat* "dashboard" "cell-width") "50")) : string)   ;; was 50
  ((all-test-names     '())              : list)
  
  ;; Canvas and drawing data
  (cnv                #f)
  (cnv-obj            #f)
  (drawing            #f)
  ((run-start-row     0)                 : number)
  ((max-row           0)                 : number)
  ((running-layout    #f)                : boolean)
  (originx            #f)
  (originy            #f)
  ((layout-update-ok  #t)                : boolean)
  ((compact-layout    #t)                : boolean)

  ;; Run times layout
  ;; (graph-button-box #f) ;; RA => Think it is not referenced anywhere
  (graph-matrix     #f)
  ((graph-matrix-table (make-hash-table)) : hash-table) ;; graph-dats referenced thru graph name info
  ((graph-cell-table (make-hash-table)) : hash-table) ;; graph-dats referenced thru matrix cell info
  ((graph-matrix-row 1) : number)
  ((graph-matrix-col 1) : number)

  ;; Controls used to launch runs etc.
  ((command          "")                 : string)      ;; for run control this is the command being built up
  (command-tb        #f)	                        ;; widget for the type of command; run, remove-runs etc.
  (test-patterns-textbox #f)                            ;; text box widget for editing a list of test patterns
  (key-listboxes     #f)			         
  (key-lbs           #f)			         
  run-name                                              ;; from run name setting widget
  states                                                ;; states for -state s1,s2 ...
  statuses                                              ;; statuses for -status s1,s2 ...
						         
  ;; Selector variables				         
  curr-run-id                                           ;; current row to display in Run summary view
  prev-run-id                                           ;; previous runid selected before current runid was selected (used in xor-two-runs runs summary mode
  curr-test-ids                                         ;; used only in dcommon:run-update which is used in newdashboard
  ((filters-changed  #t)                  : boolean)    ;; to indicate that the user changed filters for this tab
  ((last-filter-str  "")                  : string)      ;; conc the target runname and testpatt for a signature of changed filters
  ((hide-empty-runs  #f)                  : boolean)     
  ((hide-not-hide    #t)                  : boolean)     ;; toggle for hide/not hide empty runs
  (hide-not-hide-button #f)
  ((searchpatts        (make-hash-table)) : hash-table)  ;;
  ((state-ignore-hash  (make-hash-table)) : hash-table)  ;; hash of  STATE => #t/#f for display control
  ((status-ignore-hash (make-hash-table)) : hash-table)  ;; hash of STATUS => #t/#f
  (target              #f)
  (test-patts          #f)

  ;; db info to file the .db files for the area
  (access-mode        (db:get-access-mode))             ;; use cached db or not
  (dbdir               #f)
  (dbfpath             #f)
  (dbkeys              #f)
  ((last-db-update     (make-hash-table)) : hash-table) ;; last db file timestamp
  (monitor-db-path     #f)                              ;; where to find monitor.db
  ro                                                    ;; is the database read-only?

  ;; tests data
  ((num-tests          10)               : number)      ;; total number of tests to show (used in the old runs display)

  ;; runs tree
  ((path-run-ids       (make-hash-table)) : hash-table) ;; path (target / runname) => id
  (runs-tree           #f)
  ((runs-tree-ht       (make-hash-table)) : hash-table) ;; track which targets added to tree (merge functionality with path-run-ids?)

  ;; tab data
  ((view-changed       #t)                : boolean)   
  ((xadj               0)                 : number)     ;; x slider number (if using canvas)
  ((yadj               0)                 : number)     ;; y slider number (if using canvas)
  ;; runs-summary tab state
  ((runs-summary-modes '((one-run . "Show One Run") (xor-two-runs . "XOR Two Runs") (xor-two-runs-hide-clean . "XOR; Hide Clean")) )   : list)
  ((runs-summary-mode-buttons '())               : list)
  ((runs-summary-mode  'one-run)            : symbol)
  ((runs-summary-mode-change-callbacks '()) : list)
  (runs-summary-source-runname-label #f)
  (runs-summary-dest-runname-label #f)
  ;; runs summary view
  
  tests-tree       ;; used in newdashboard
  )

;; register tabdat with BBpp
;; this is used by BBpp (Brandon's pretty printer) to convert dboard:tabdat into a composition of lists that pp will handle
(hash-table-set! *BBpp_custom_expanders_list* TABDAT:
                 (cons dboard:tabdat?
                       (lambda (tabdat-item)
                         (filter
                          (lambda (alist-entry)
                            (member (car alist-entry)
                                    '(allruns-by-id allruns))) ;; FIELDS OF INTEREST
                          (dboard:tabdat->alist tabdat-item)))))



(define (dboard:tabdat-target-string vec)
  (let ((targ (dboard:tabdat-target vec)))
    (if (list? targ)(string-intersperse targ "/") "no-target-specified")))

(define (dboard:tabdat-test-patts-use vec)    
  (let ((val (dboard:tabdat-test-patts vec)))(if val val ""))) ;;RADT => What is the if for?

;; additional setters for dboard:data
(define (dboard:tabdat-test-patts-set!-use    vec val)
  (dboard:tabdat-test-patts-set! vec (if (equal? val "") #f val)))

(define (dboard:tabdat-make-data)
  (let ((dat (make-dboard:tabdat)))
    (dboard:tabdat-runs-btn-height-set! dat (or (configf:lookup *configdat* "dashboard" "btn-height") "x16")) ;; was 12
    (dboard:tabdat-runs-btn-fontsz-set! dat (or (configf:lookup *configdat* "dashboard" "btn-fontsz") "10"))  ;; was 8
    (dboard:tabdat-runs-cell-width-set! dat (or (configf:lookup *configdat* "dashboard" "cell-width") "50"))  ;; was 50
    (dboard:tabdat-numruns-set!         dat (string->number (or (args:get-arg "-cols")
								(configf:lookup *configdat* "dashboard" "cols")
								"8")))
    (dboard:tabdat-access-mode-set!     dat (db:get-access-mode))             ;; use cached db or not
    (dboard:setup-tabdat dat)
    (dboard:setup-num-rows dat)
    dat))

(define (dboard:setup-tabdat tabdat)
  (dboard:tabdat-dbdir-set! tabdat (db:dbfile-path)) ;; (conc (configf:lookup *configdat* "setup" "linktree") "/.db"))
  (dboard:tabdat-dbfpath-set! tabdat (db:dbfile-path))
  (dboard:tabdat-monitor-db-path-set! tabdat (conc (dboard:tabdat-dbdir tabdat) "/monitor.db"))

  ;; HACK ALERT: this is a hack, please fix.
  (dboard:tabdat-ro-set! tabdat (not (file-read-access? (dboard:tabdat-dbfpath tabdat))))
  
  (dboard:tabdat-keys-set! tabdat (rmt:get-keys))
  (dboard:tabdat-dbkeys-set! tabdat (append (dboard:tabdat-keys tabdat) (list "runname")))
  (dboard:tabdat-tot-runs-set! tabdat (rmt:get-num-runs "%"))
  )

;; RADT => Matrix defstruct addition
(defstruct dboard:graph-dat
    ((id           #f) : string)
    ((color        #f) : vector)
    ((flag         #t) : boolean)
    ((cell         #f) : number)
    )

;; data for runs, tests etc. was used in run summary?
;;
(defstruct dboard:runsdat
  ;; new system
  runs-index    ;; target/runname => colnum
  tests-index   ;; testname/itempath => rownum
  matrix-dat    ;; vector of vectors rows/cols
  )

(define (dboard:runsdat-make-init)
  (make-dboard:runsdat
   runs-index: (make-hash-table)
   tests-index: (make-hash-table)
   matrix-dat: (make-sparse-array)))

;; used to keep the rundata from rmt:get-tests-for-run
;; in sync. 
;;
(defstruct dboard:rundat
  run
  tests-drawn    ;; list of id's already drawn on screen
  tests-notdrawn ;; list of id's NOT already drawn
  rowsused       ;; hash of lists covering what areas used - replace with quadtree
  hierdat        ;; put hierarchial sorted list here
  tests          ;; hash of id => testdat
  ((tests-by-name (make-hash-table)) : hash-table) ;; hash of testfullname => testdat
  key-vals
  ((last-update   0)                 : number)    ;; last query to db got records from before last-update
  ((last-db-time  0)                 : number)    ;; last timestamp on megatest.db
  ((data-changed  #f)                : boolean)   
  ((run-data-offset  0)              : number)      ;; get only 100 items per call, set back to zero when received less than 100 items
  (db-path #f))

;; for the new runs view lets build up a few new record types and then consolidate later
;;
;; this is a two level deep pipeline for the incoming data:
;;   sql query data ==> filters ==> data for display
;;
(defstruct dboard:rdat
  ;; view related items
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  runid
  testname  ;; test[/itempath]
  state
  status
  start-time
  duration
  )

;; register dboard:rundat with BBpp
;; this is used by BBpp (Brandon's pretty printer) to convert dboard:rundat into a composition of lists that pp will handle
(hash-table-set! *BBpp_custom_expanders_list* RUNDAT:
                 (cons dboard:rundat?
                       (lambda (tabdat-item)
                         (filter
                          (lambda (alist-entry)
                            (member (car alist-entry)
                                    '(run run-data-offset ))) ;; FIELDS OF INTEREST
                          (dboard:rundat->alist tabdat-item)))))




(define (dboard:rundat-make-init #!key (run #f)(key-vals #f)(tests #f));; -100 is before time began
  (make-dboard:rundat 
   run: run
   tests: (or tests (make-hash-table))
   key-vals: key-vals 
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	(cadr t-sort)
	3)))

(define (get-curr-sort)
  (vector-ref *tests-sort-options* *tests-sort-reverse*))

(debug:setup)
(common:debug-setup)

;; (define uidat #f)

(define-inline (dboard:uidat-get-keycol  vec)(vector-ref vec 0))
(define-inline (dboard:uidat-get-lftcol  vec)(vector-ref vec 1))
(define-inline (dboard:uidat-get-header  vec)(vector-ref vec 2))
(define-inline (dboard:uidat-get-runsvec vec)(vector-ref vec 3))

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(declare (unit db))
(declare (uses common))
(declare (uses keys))
(declare (uses ods))
(declare (uses client))
(declare (uses mt))

(declare (uses commonmod))
(import commonmod)

(declare (uses dbmod))
(import dbmod)

(include "common_records.scm")
(include "db_records.scm")
(include "key_records.scm")
(include "run_records.scm")

(define *number-of-writes* 0)
(define *number-non-write-queries* 0)

;;======================================================================
;;  R E C O R D S
;;======================================================================

;; each db entry is a pair ( db . dbfilepath )
;; I propose this record evolves into the area record
;;
(defstruct dbr:dbstruct 
  (tmpdb       #f)
  (dbstack     #f) ;; stack for tmp db handles, do not initialize with a stack
  (mtdb        #f)
  (refndb      #f)
  (homehost    #f) ;; not used yet
  (on-homehost #f) ;; not used yet
  (read-only   #f)
  (stmt-cache  (make-hash-table))
  )                ;; goal is to converge on one struct for an area but for now it is too confusing
  

;; record for keeping state,status and count for doing roll-ups in
;; iterated tests
;;
(defstruct dbr:counts
  (state #f)
  (status #f)
  (count  0)) 

;;======================================================================
;; alist-of-alists
;;======================================================================
;; 
;; (define (db:aa-set! dat key1 key2 val)
;;   (let loop ((

;;======================================================================
;; hash of hashs
;;======================================================================


(define (db:hoh-set! dat key1 key2 val)
  (let* ((subhash (hash-table-ref/default dat key1 #f)))
    (if subhash
	(hash-table-set! subhash key2 val)
	(begin
	  (hash-table-set! dat key1 (make-hash-table))
	  (db:hoh-set! dat key1 key2 val)))))

(define (db:hoh-get dat key1 key2)
  (let* ((subhash (hash-table-ref/default dat key1 #f)))
    (and subhash
	 (hash-table-ref/default subhash key2 #f))))

(define (db:get-cache-stmth dbstruct db stmt)
  (let* ((stmt-cache        (dbr:dbstruct-stmt-cache dbstruct))
	 (stmth             (db:hoh-get stmt-cache db stmt)))
    (or stmth
	(let* ((newstmth (sqlite3:prepare db stmt)))
	  (db:hoh-set! stmt-cache db stmt newstmth)
	  newstmth))))

;;======================================================================
;; SQLITE3 HELPERS
;;======================================================================

(define (db:general-sqlite-error-dump exn stmt . params)
  (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn))) ;; RADT ... how does this work?
    ;; check for (exn sqlite3) ((condition-property-accessor 'exn 'message) exn)
    (print "err-status: " err-status)
    (debug:print-error 0 *default-log-port* " query " stmt " failed, params: " params ", error: " ((condition-property-accessor 'exn 'message) exn))
    (print-call-chain (current-error-port))))

;; convert to -inline 
;;
(define (db:first-result-default db stmt default . params)
  (handle-exceptions
   exn
   (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
     ;; check for (exn sqlite3) ((condition-property-accessor 'exn 'message) exn)
     (if (eq? err-status 'done)
	 default
	 (begin
	   (debug:print-error 0 *default-log-port* " query " stmt " failed, params: " params ", error: " ((condition-property-accessor 'exn 'message) exn) ", exn=" exn)
	   (print-call-chain (current-error-port))
	   default)))
   (apply sqlite3:first-result db stmt params)))

;; Get/open a database
;;    if run-id => get run specific db
;;    if #f     => get main db
;;    if db already open - return inmem
;;    if db not open, open inmem, rundb and sync then return inmem
;;    inuse gets set automatically for rundb's
;;
(define (db:get-db dbstruct) ;;  run-id) 
  (if (stack? (dbr:dbstruct-dbstack dbstruct))
      (if (stack-empty? (dbr:dbstruct-dbstack dbstruct))
          (let ((newdb (db:open-megatest-db path: (db:dbfile-path))))
            ;; (stack-push! (dbr:dbstruct-dbstack dbstruct) newdb)
            newdb)
          (stack-pop! (dbr:dbstruct-dbstack dbstruct)))
      (db:open-db dbstruct)))

;; ;; legacy handling of structure for managing db's. Refactor this into dbr:?
(define (db:dbdat-get-db dbdat)
  (if (pair? dbdat)
      (car dbdat)
      dbdat))

(define (db:dbdat-get-path dbdat)
  (if (pair? dbdat)
      (cdr dbdat)
      #f))

(define-inline (db:generic-error-printout exn . message)
  (print-call-chain (current-error-port))
  (apply debug:print-error 0 *default-log-port* message)
  (debug:print-error 0 *default-log-port* "   params: " params
		     ", error: "     ((condition-property-accessor 'exn 'message)   exn)
		     ", arguments: " ((condition-property-accessor 'exn 'arguments) exn)
		     ", location: "  ((condition-property-accessor 'exn 'location)  exn)
		     ))

;; (db:with-db dbstruct run-id sqlite3:exec "select blah fgrom blaz;")
;; r/w is a flag to indicate if the db is modified by this query #t = yes, #f = no
;;
(define (db:with-db dbstruct run-id r/w proc . params)
  (let* ((have-struct (dbr:dbstruct? dbstruct))
         (dbdat     (if have-struct 
			(db:get-db dbstruct)
			#f))
	 (db        (if have-struct
			(db:dbdat-get-db dbdat)
			dbstruct))
	 (fname     (db:dbdat-get-path dbdat))
	 (use-mutex (> *api-process-request-count* 25))) ;; was 25
    (if (and use-mutex
	     (common:low-noise-print 120 "over-50-parallel-api-requests"))
	(debug:print-info 0 *default-log-port* *api-process-request-count* " parallel api requests being processed in process " (current-process-id) ", throttling access"))
    (if (common:low-noise-print 600 (conc "parallel-api-requests" *max-api-process-requests*))
	(debug:print-info 2 *default-log-port* "Parallel api request count: " *api-process-request-count* " max parallel requests: " *max-api-process-requests*))
    (condition-case
     (begin
       (if use-mutex (mutex-lock! *db-with-db-mutex*))
       (let ((res (apply proc db params)))
	 (if use-mutex (mutex-unlock! *db-with-db-mutex*))
	 ;; (if (vector? dbstruct)(db:done-with dbstruct run-id r/w))
	 (if dbdat (stack-push! (dbr:dbstruct-dbstack dbstruct) dbdat))
	 res))
     (exn (io-error)
	  (db:generic-error-printout exn "ERROR: i/o error with " fname ". Check permissions, disk space etc. and try again."))
     (exn (corrupt)
	  (db:generic-error-printout exn "ERROR: database " fname " is corrupt. Repair it to proceed."))
     (exn (busy)
	  (db:generic-error-printout exn "ERROR: database " fname
				     " is locked. Try copying to another location, remove original and copy back."))
     (exn (permission)(db:generic-error-printout exn "ERROR: database " fname " has some permissions problem."))
     (exn ()
	  (db:generic-error-printout exn "ERROR: Unknown error with database " fname " message: "
		       ((condition-property-accessor 'exn 'message) exn))))))
      
;;======================================================================
;; K E E P   F I L E D B   I N   dbstruct
;;======================================================================

;; (define (db:get-filedb dbstruct run-id)
;;   (let ((db (vector-ref dbstruct 2)))
;;     (if db
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;;
(define db:dbfile-path common:get-db-tmp-area)

(define (db:set-sync db)
  (let ((syncprag (configf:lookup *configdat* "setup" "sychronous")))
    (sqlite3:execute db (conc "PRAGMA synchronous = " (or syncprag 0) ";")))) 

;; open an sql database inside a file lock
;; returns: db existed-prior-to-opening
;; RA => Returns a db handler; sets the lock if opened in writable mode
;;
;; (define *db-open-mutex* (make-mutex))

(define (db:lock-create-open fname initproc)
;; db:lock-create-open
  (let* ((parent-dir   (or (pathname-directory fname)(current-directory))) ;; no parent? go local
         (raw-fname    (pathname-file fname))
	 (dir-writable (file-write-access? parent-dir))
	 (file-exists  (common:file-exists? fname))
	 (file-write   (if file-exists
			   (file-write-access? fname)
			   dir-writable )))
    ;; (mutex-lock! *db-open-mutex*) ;; tried this mutex, not clear it helped.
    (if file-write ;; dir-writable
	(condition-case
         (let* ((lockfname   (conc fname ".lock"))
                (readyfname  (conc parent-dir "/.ready-" raw-fname))
                (readyexists (common:file-exists? readyfname)))
           (if (not readyexists)
               (common:simple-file-lock-and-wait lockfname))
           (let ((db      (sqlite3:open-database fname)))
             (sqlite3:set-busy-handler! db (sqlite3:make-busy-timeout 136000))
             (sqlite3:execute db "PRAGMA synchronous = 0;")
             (if (and (configf:lookup *configdat* "setup" "tmp_mode") (string-match "^/tmp/.*" fname))
                 (begin
                   ;;(print "DEBUG: Setting tmp_mode for " fname) 
                   (sqlite3:execute db (configf:lookup *configdat* "setup" "tmp_mode"))
                   )
                 )  


             (if (and (configf:lookup *configdat* "setup" "nfs_mode") (not (string-match "^/tmp/.*" fname)))
                 (begin
                   ;;(print "DEBUG: Setting nfs_mode for " fname)
                   (sqlite3:execute db (configf:lookup *configdat* "setup" "nfs_mode"))
                   )
                 )  
             (if (and (not (or (configf:lookup *configdat* "setup" "tmp_mode") (configf:lookup *configdat* "setup" "nfs_mode")))  
                      (configf:lookup *configdat* "setup" "use-wal")
                      (string-match "^/tmp/.*" fname)) ;; this is a file in /tmp
                 (sqlite3:execute db "PRAGMA journal_mode=WAL;")
                 (debug:print 2 *default-log-port* "Creating " fname " in NON-WAL mode."))
             (if (not file-exists)
                 (initproc db))
             (if (not readyexists)
                 (begin
                   (common:simple-file-release-lock lockfname)
                   (with-output-to-file
                       readyfname
                     (lambda ()
                       (print "Ready at " 
                              (seconds->year-work-week/day-time 
                               (current-seconds)))))))
             db))
         (exn (io-error)  (debug:print 0 *default-log-port* "ERROR: i/o error with " fname ". Check permissions, disk space etc. and try again."))
         (exn (corrupt)   (debug:print 0 *default-log-port* "ERROR: database " fname " is corrupt. Repair it to proceed."))
         (exn (busy)      (debug:print 0 *default-log-port* "ERROR: database " fname " is locked. Try copying to another location, remove original and copy back."))
         (exn (permission)(debug:print 0 *default-log-port* "ERROR: database " fname " has some permissions problem."))
         (exn () (debug:print 0 *default-log-port* "ERROR: Unknown error with database " fname " message: " ((condition-property-accessor 'exn 'message) exn))))
        
	(condition-case
         (begin
           (debug:print 2 *default-log-port* "WARNING: opening db in non-writable dir " fname)
           (let ((db (sqlite3:open-database fname)))
             (sqlite3:set-busy-handler! db (sqlite3:make-busy-timeout 136000))
             (sqlite3:execute db "PRAGMA synchronous = 0;")
	     ;; (mutex-unlock! *db-open-mutex*)
             db))
         (exn (io-error)  (debug:print 0 *default-log-port* "ERROR: i/o error with " fname ". Check permissions, disk space etc. and try again."))
         (exn (corrupt)   (debug:print 0 *default-log-port* "ERROR: database " fname " is corrupt. Repair it to proceed."))
         (exn (busy)      (debug:print 0 *default-log-port* "ERROR: database " fname " is locked. Try copying to another location, remove original and copy back."))
         (exn (permission)(debug:print 0 *default-log-port* "ERROR: database " fname " has some permissions problem."))
         (exn () (debug:print 0 *default-log-port* "ERROR: Unknown error with database " fname " message: " ((condition-property-accessor 'exn 'message) exn))))
	)))


;; This routine creates the db if not already present. It is only called if the db is not already opened
;;
(define (db:open-db dbstruct #!key (areapath #f)(do-sync #t)) ;; TODO: actually use areapath
  (let ((tmpdb-stack (dbr:dbstruct-dbstack dbstruct))) ;; RA => Returns the first reference in dbstruct
    (if (stack? tmpdb-stack)
	(db:get-db tmpdb-stack) ;; get previously opened db (will create new db handle if all in the stack are already used
        (let* ((max-stale-tmp (configf:lookup-number *configdat* "server" "filling-db-max-stale-seconds" default: 10))
               (dbpath       (db:dbfile-path ))      ;; path to tmp db area
               (dbexists     (common:file-exists? dbpath))
	       (tmpdbfname   (conc dbpath "/megatest.db"))
	       (dbfexists    (common:file-exists? tmpdbfname))  ;; (conc dbpath "/megatest.db")))
               (mtdbexists   (common:file-exists? (conc *toppath* "/megatest.db")))
							 
               (mtdbmodtime  (if mtdbexists (common:lazy-sqlite-db-modification-time (conc *toppath* "/megatest.db"))   #f))
	        		 (tmpdbmodtime (if dbfexists  (common:lazy-sqlite-db-modification-time tmpdbfname) #f)) 
               (mtdb         (db:open-megatest-db))
               (mtdbpath     (db:dbdat-get-path mtdb))
               (tmpdb        (db:open-megatest-db path: dbpath)) ;; lock-create-open dbpath db:initialize-main-db))
               (refndb       (db:open-megatest-db path: dbpath name: "megatest_ref.db"))
               (write-access (file-write-access? mtdbpath))
	       ;(mtdbmodtime  (if mtdbexists (common:lazy-sqlite-db-modification-time mtdbpath)   #f)) ; moving this before db:open-megatest-db is called. if wal mode is on -WAL and -shm file get created with causing the  tmpdbmodtime timestamp always greater than mtdbmodtime
	       ;(tmpdbmodtime (if dbfexists  (common:lazy-sqlite-db-modification-time tmpdbfname) #f)) 
					;if wal mode is on -WAL and -shm file get created when db:open-megatest-db is called. modtimedelta will always be < 10 so db in tmp not get synced
          ;(tmpdbmodtime (if dbfexists (db:get-last-update-time (car tmpdb)) #f))    
          ;(fmt (file-modification-time tmpdbfname))
	       (modtimedelta (and mtdbmodtime tmpdbmodtime (- mtdbmodtime tmpdbmodtime))))

          (when write-access
            (sqlite3:execute (car mtdb) "drop trigger if exists update_tests_trigger")
            (sqlite3:execute (car mtdb) "drop trigger if exists update_runs_trigger"))
          
         ;(print "mtdbmodtime " mtdbmodtime " tmpdbmodtime " tmpdbmodtime " mtdbpath " mtdbpath " " (conc *toppath* "/megatest.db"))
	        ;;(debug:print-info 13 *default-log-port* "db:open-db>> mtdbpath="mtdbpath" mtdbexists="mtdbexists" and write-access="write-access)
          (if (and dbexists (not write-access))
              (begin
                (set! *db-write-access* #f)
                (dbr:dbstruct-read-only-set! dbstruct #t)))
          (dbr:dbstruct-mtdb-set!   dbstruct mtdb)
          (dbr:dbstruct-tmpdb-set!  dbstruct tmpdb)
          (dbr:dbstruct-dbstack-set! dbstruct (make-stack)) ;; BB: why a stack?  Why would the number of db's be indeterminate?  Is this a legacy of 1.db 2.db .. ?
          (stack-push! (dbr:dbstruct-dbstack dbstruct) tmpdb) ;; olddb is already a (cons db path)
          (dbr:dbstruct-refndb-set! dbstruct refndb)
          (if (and  (or (not dbfexists)
			(and modtimedelta
			     (> modtimedelta max-stale-tmp))) ;; if db in tmp is over ten seconds older than the file in MTRA then do a sync back
		    do-sync)
	      (begin
		(debug:print 1 *default-log-port* "filling db " (db:dbdat-get-path tmpdb) " with data \n    from " (db:dbdat-get-path mtdb) " mod time delta: " modtimedelta)
		(db:sync-tables (db:sync-all-tables-list dbstruct) #f mtdb refndb tmpdb)
    ;touch tmp db to avoid wal mode wierdness  
     (set! (file-modification-time tmpdbfname) (current-seconds))  
                (debug:print-info 13 *default-log-port* "db:sync-all-tables-list done.")
                )
	      (debug:print 4 *default-log-port* " db, " (db:dbdat-get-path tmpdb) " already exists or fresh enough, not propogating data from\n     " (db:dbdat-get-path mtdb) " mod time delta: " modtimedelta) )
	  ;; (db:multi-db-sync dbstruct 'old2new))  ;; migrate data from megatest.db automatically
          tmpdb))))


(define (db:get-last-update-time db)
;	(db:with-db
;   dbstruct #f #f 
;    (lambda (db)
			(let ((last-update-time #f))
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   (*dbstruct-db* *dbstruct-db*);; TODO: when multiple areas are supported, this optimization will be a hazard
   (else ;;(common:on-homehost?)
    (debug:print-info 13 *default-log-port* "db:setup entered (first time, not cached.)")
    (let* ((dbstruct (make-dbr:dbstruct)))
      (when (not *toppath*)
        (debug:print-info 13 *default-log-port* "in db:setup, *toppath* not set; calling launch:setup")
        (launch:setup areapath: areapath))
      (common:get-db-tmp-area)
      (debug:print-info 13 *default-log-port* "Begin db:open-db")
      (db:open-db dbstruct areapath: areapath do-sync: do-sync)
      (debug:print-info 13 *default-log-port* "Done db:open-db")
      (set! *dbstruct-db* dbstruct)
      ;;(debug:print-info 13 *default-log-port* "new dbstruct = "(dbr:dbstruct->alist dbstruct))
      dbstruct))))
   ;; (else
   ;;  (debug:print 0 *default-log-port* "ERROR: attempt to open database when not on homehost. Exiting. Homehost: " (common:get-homehost))
   ;;  (exit 1))))

;; Open the classic megatest.db file (defaults to open in toppath)
;;
;;   NOTE: returns a dbdat not a dbstruct!
;;

;;(define (db:reopen-megatest-db

(define (db:open-megatest-db #!key (path #f)(name #f))
  (let* ((dbdir        (or path *toppath*))
         (dbpath       (conc  dbdir "/" (or name "megatest.db")))
	 (dbexists     (common:file-exists? dbpath))
	 (db           (db:lock-create-open dbpath
					    (lambda (db)
                                              (db:initialize-main-db db)
					      ;;(db:initialize-run-id-db db)
					      )))
	 (write-access (file-write-access? dbpath)))
    (debug:print-info 13 *default-log-port* "db:open-megatest-db "dbpath)
    (if (and dbexists (not write-access))
	(set! *db-write-access* #f))
    (cons db dbpath)))

;; sync run to disk if touched
;;
(define (db:sync-touched dbstruct run-id #!key (force-sync #f))
  (let ((tmpdb   (db:get-db dbstruct))
	(mtdb    (dbr:dbstruct-mtdb   dbstruct))
        (refndb  (dbr:dbstruct-refndb dbstruct))
	(start-t (current-seconds)))
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;; (define (db:open-inmem-db)
;;   (let* ((db      (sqlite3:open-database ":memory:"))
;; 	 (handler (make-busy-timeout 3600)))
;;     (sqlite3:set-busy-handler! db handler)
;;     (db:initialize-run-id-db db)
;;     (cons db #f)))

;; just tests, test_steps and test_data tables
(define db:sync-tests-only
  (list
   ;; (list "strs"
   ;;       '("id"             #f)
   ;;       '("str"            #f))
   (list "tests" 
	 '("id"             #f)
	 '("run_id"         #f)
	 '("testname"       #f)
	 '("host"           #f)
	 '("cpuload"        #f)
	 '("diskfree"       #f)
	 '("uname"          #f)
	 '("rundir"         #f)
	 '("shortdir"       #f)
	 '("item_path"      #f)
	 '("state"          #f)
	 '("status"         #f)
	 '("attemptnum"     #f)
	 '("final_logf"     #f)
	 '("logdat"         #f)
	 '("run_duration"   #f)
	 '("comment"        #f)
	 '("event_time"     #f)
	 '("fail_count"     #f)
	 '("pass_count"     #f)
	 '("archived"       #f)
         '("last_update"    #f))
  (list "test_steps"
	 '("id"             #f)
	 '("test_id"        #f)
	 '("stepname"       #f)
	 '("state"          #f)
	 '("status"         #f)
	 '("event_time"     #f)
	 '("comment"        #f)
	 '("logfile"        #f)
         '("last_update"    #f))
   (list "test_data"
	 '("id"             #f)
	 '("test_id"        #f)
	 '("category"       #f)
	 '("variable"       #f)
	 '("value"          #f)
	 '("expected"       #f)
	 '("tol"            #f)
	 '("units"          #f)
	 '("comment"        #f)
	 '("status"         #f)
	 '("type"           #f)
         '("last_update"    #f))))

;; needs db to get keys, this is for syncing all tables
;;
(define (db:sync-main-list dbstruct)
  (let ((keys  (db:get-keys dbstruct)))
    (list
     (list "keys"
	   '("id"        #f)
	   '("fieldname" #f)
	   '("fieldtype" #f))
     (list "metadat" '("var" #f) '("val" #f))
     (append (list "runs" 
		   '("id"  #f))
	     (map (lambda (k)(list k #f))
		  (append keys
			  (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count" "pass_count" "contour" "last_update"))))
     (list "archive_disks"
           '("id" #f)
           '("archive_area_name" #f) 
           '("disk_path" #f)
           '("last_df" #f)
           '("last_df_time" #f)
           '("creation_time" #f)) 

     (list "archive_blocks"
           '("id" #f)
           '("archive_disk_id" #f) 
           '("disk_path" #f)
           '("last_du" #f)
           '("last_du_time" #f)
           '("creation_time" #f)) 

     (list "test_meta"
	   '("id"             #f)
	   '("testname"       #f)
	   '("owner"          #f)
	   '("description"    #f)
	   '("reviewed"       #f)
	   '("iterated"       #f)
	   '("avg_runtime"    #f)
	   '("avg_disk"       #f)
	   '("tags"           #f)
	   '("jobgroup"       #f)))))

(define (db:sync-all-tables-list dbstruct)
  (append (db:sync-main-list dbstruct)
	  db:sync-tests-only))

;; use bunch of Unix commands to try to break the lock and recreate the db
;;
(define (db:move-and-recreate-db dbdat)
  (let* ((dbpath   (db:dbdat-get-path        dbdat))
	 (dbdir    (pathname-directory       dbpath))
	 (fname    (pathname-strip-directory dbpath))
	 (fnamejnl (conc fname "-journal"))
	 (tmpname  (conc fname "." (current-process-id)))
	 (tmpjnl   (conc fnamejnl "." (current-process-id))))
    (debug:print-error 0 *default-log-port* "" fname " appears corrupted. Making backup \"old/" fname "\"")
    (system (conc "cd " dbdir ";mkdir -p old;cat " fname " > old/" tmpname))
    (system (conc "rm -f " dbpath))
    (if (common:file-exists? fnamejnl)
	(begin
	  (debug:print-error 0 *default-log-port* "" fnamejnl " found, moving it to old dir as " tmpjnl)
	  (system (conc "cd " dbdir ";mkdir -p old;cat " fnamejnl " > old/" tmpjnl))
	  (system (conc "rm -f " dbdir "/" fnamejnl))))
    ;; attempt to recreate database
    (system (conc "cd " dbdir ";sqlite3 old/" tmpname " .dump | sqlite3 " fname))))
    
;; return #f to indicate the dbdat should be closed/reopened
;; else return dbdat
;;
(define (db:repair-db dbdat #!key (numtries 1))
  (let* ((dbpath   (db:dbdat-get-path        dbdat))
	 (dbdir    (pathname-directory       dbpath))
	 (fname    (pathname-strip-directory dbpath)))
    (debug:print-info 0 *default-log-port* "Checking db " dbpath " for errors.")
    (cond
     ((not (file-write-access? dbdir))
      (debug:print 0 *default-log-port* "WARNING: can't write to " dbdir ", can't fix " fname)
      #f)

     ;; handle special cases, megatest.db and monitor.db
     ;; 
     ;;  NOPE: apply this same approach to all db files
     ;;
     (else ;; ((equal? fname "megatest.db") ;; this file can be regenerated if needed
      (handle-exceptions
       exn
       (begin
	 (print "Problems trying to repair the db, exn=" exn)
	 ;; (db:move-and-recreate-db dbdat)
	 (if (> numtries 0)
	     (db:repair-db dbdat numtries: (- numtries 1))
	     #f)
	 (debug:print 0 *default-log-port* "FATAL: file " dbpath " was found corrupted, an attempt to fix has been made but you must start over.")
	 (debug:print 0 *default-log-port*
		      "   check the following:\n"
		      "      1. full directories, look in ~/ /tmp and " dbdir "\n"
		      "      2. write access to " dbdir "\n\n"
		      "   if the automatic recovery failed you may be able to recover data by doing \"" 
		      (if (member fname '("megatest.db" "monitor.db"))
			  "megatest -cleanup-db"
			  "megatest -import-megatest.db;megatest -cleanup-db")
		      "\"\n")
	 (exit) ;; we can not safely continue when a db was corrupted - even if fixed.
	 )
       ;; test read/write access to the database
       (let ((db (sqlite3:open-database dbpath)))
	 (sqlite3:set-busy-handler! db (sqlite3:make-busy-timeout 136000))
	 (sqlite3:execute db "PRAGMA synchronous = 0;")
	 (cond
	  ((equal? fname "megatest.db")
	   (sqlite3:execute db "DELETE FROM tests WHERE state='DELETED';"))
	  ((equal? fname "main.db")
	   (sqlite3:execute db "DELETE FROM runs WHERE state='deleted';"))
	  ((string-match "\\d.db" fname)
	   (sqlite3:execute db "UPDATE tests SET state='DELETED' WHERE state='DELETED';"))
	  ((equal? fname "monitor.db")
	   (sqlite3:execute "DELETE FROM servers WHERE state LIKE 'defunct%';"))
	  (else
	   (sqlite3:execute db "vacuum;")))
	 
	 (sqlite3:finalize! db)
	 #t))))))
    
;; tbls is ( ("tablename" ( "field1" [#f|proc1] ) ( "field2" [#f|proc2] ) .... ) )
;; db's are dbdat's
;;
;; if last-update specified ("field-name" . time-in-seconds)
;;    then sync only records where field-name >= time-in-seconds
;;    IFF field-name exists
;;
(define (db:sync-tables tbls last-update fromdb todb . slave-dbs)
  (handle-exceptions
   exn
   (begin
     (debug:print 0 *default-log-port* "EXCEPTION: database probably overloaded or unreadable in db:sync-tables.")
     (print-call-chain (current-error-port))
     (debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
     (debug:print 5 *default-log-port* "exn=" (condition->list exn))
     (debug:print 0 *default-log-port* " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
     (debug:print 0 *default-log-port* " src db:  " (db:dbdat-get-path fromdb))
     (for-each (lambda (dbdat)
		 (let ((dbpath (db:dbdat-get-path dbdat)))
		   (debug:print 0 *default-log-port* " dbpath:  " dbpath)
		   (if (not (db:repair-db dbdat))
		       (begin
			 (debug:print-error 0 *default-log-port* "Failed to rebuild " dbpath ", exiting now.")
			 (exit)))))
	       (cons todb slave-dbs))
     
     0)
   ;; this is the work to be done
   (cond
    ((not fromdb) (debug:print 3 *default-log-port* "WARNING: db:sync-tables called with fromdb missing")
     -1)
    ((not todb)   (debug:print 3 *default-log-port* "WARNING: db:sync-tables called with todb missing")
     -2)
    ((not (sqlite3:database? (db:dbdat-get-db fromdb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with fromdb not a database " fromdb)
     -3)
    ((not (sqlite3:database? (db:dbdat-get-db todb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with todb not a database " todb)
     -4)

    ((not (file-write-access? (db:dbdat-get-path todb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with todb not a read-only database " todb)
     -5)
    ((not (null? (let ((readonly-slave-dbs
                        (filter
                         (lambda (dbdat)
                           (not (file-write-access? (db:dbdat-get-path todb))))
                         slave-dbs)))
                   (for-each
                    (lambda (bad-dbdat)
                      (debug:print-error
                       0 *default-log-port* "db:sync-tables called with todb not a read-only database " bad-dbdat))
                    readonly-slave-dbs)
                   readonly-slave-dbs))) -6)
    (else
     (let ((stmts       (make-hash-table)) ;; table-field => stmt
	   (all-stmts   '())              ;; ( ( stmt1 value1 ) ( stml2 value2 ))
	   (numrecs     (make-hash-table))
	   (start-time  (current-milliseconds))
	   (tot-count   0))
       (for-each ;; table
	(lambda (tabledat)
	  (let* ((tablename        (car tabledat))
		 (fields           (cdr tabledat))
		 (has-last-update  (member "last_update" fields))
		 (use-last-update  (cond
				    ((and has-last-update
					  (member "last_update" fields))
				     #t) ;; if given a number, just use it for all fields
				    ((number? last-update) #f) ;; if not matched first entry then ignore last-update for this table
				    ((and (pair? last-update)
					  (member (car last-update)    ;; last-update field name
						  (map car fields)))
                                        #t)
				    (last-update
				     (debug:print 0 *default-log-port* "ERROR: parameter last-update for db:sync-tables must be a pair or a number, received: " last-update);; found in fields
				     #f)
				    (else
				     #f)))
		 (last-update-value (if use-last-update ;; no need to check for has-last-update - it is already accounted for
					(if (number? last-update)
					    last-update
					    (cdr last-update))
					#f))
		 (last-update-field (if use-last-update
					(if (number? last-update)
					    "last_update"
					    (car last-update))
					#f))
		 (num-fields (length fields))
		 (field->num (make-hash-table))
		 (num->field (apply vector (map car fields))) ;; BBHERE
		 (full-sel   (conc "SELECT " (string-intersperse (map car fields) ",") 
				   " FROM " tablename (if use-last-update ;; apply last-update criteria
							  (conc " WHERE " last-update-field " >= " last-update-value)
							  "")
				   ";"))
		 (full-ins   (conc "INSERT OR REPLACE INTO " tablename " ( " (string-intersperse (map car fields) ",") " ) "
				   " VALUES ( " (string-intersperse (make-list num-fields "?") ",") " );"))
		 (fromdat    '())
		 (fromdats   '())
		 (totrecords 0)
		 (batch-len  (string->number (or (configf:lookup *configdat* "sync" "batchsize") "100")))
		 (todat      (make-hash-table))
		 (count      0)
                 (field-names (map car fields))
                 (delay-handicap  (string->number (or (configf:lookup *configdat* "sync" "delay-handicap") "0")))
                 )

	    ;; set up the field->num table
	    (for-each
	     (lambda (field)
	       (hash-table-set! field->num field count)
	       (set! count (+ count 1)))
	     fields)

	    ;; read the source table
	    (sqlite3:for-each-row
	     (lambda (a . b)
	       (set! fromdat (cons (apply vector a b) fromdat))
	       (if (> (length fromdat) batch-len)
		   (begin
		     (set! fromdats (cons fromdat fromdats))
		     (set! fromdat  '())
		     (set! totrecords (+ totrecords 1)))))
	     (db:dbdat-get-db fromdb)
	     full-sel)
	    
	    ;; tack on remaining records in fromdat
	    (if (not (null? fromdat))
		(set! fromdats (cons fromdat fromdats)))

	    (if (common:low-noise-print 120 "sync-records")
		(debug:print-info 4 *default-log-port* "found " totrecords " records to sync"))

	    ;; read the target table; BBHERE
	    (sqlite3:for-each-row
	     (lambda (a . b)
	       (hash-table-set! todat a (apply vector a b)))
	     (db:dbdat-get-db todb)
	     full-sel)

            (when (and delay-handicap (> delay-handicap 0))
              (debug:print-info 0 *default-log-port* "imposing synthetic sync delay of "delay-handicap" seconds since sync/delay-handicap is configured")
              (thread-sleep! delay-handicap)
              (debug:print-info 0 *default-log-port* "synthetic sync delay of "delay-handicap" seconds completed")
              )
            
	    ;; first pass implementation, just insert all changed rows
	    (for-each 
	     (lambda (targdb)
	       (let* ((db                 (db:dbdat-get-db targdb))
                      (drp-trigger        (if (member "last_update" field-names)
					      (db:drop-trigger db tablename) 
					      #f))
                      (is-trigger-dropped (if (member "last_update" field-names)
                                              (db:is-trigger-dropped db tablename)
					      #f)) 
		      (stmth  (sqlite3:prepare db full-ins)))
		 ;; (db:delay-if-busy targdb) ;; NO WAITING
                 (if (member "last_update" field-names)
                     (debug:print-info 3 *default-log-port* "is-trigger-dropped: " is-trigger-dropped)) 
		 (for-each
		  (lambda (fromdat-lst)
		    (sqlite3:with-transaction
		     db
		     (lambda ()
		       (for-each ;; 
			(lambda (fromrow)
			  (let* ((a    (vector-ref fromrow 0))
				 (curr (hash-table-ref/default todat a #f))
				 (same #t))
			    (let loop ((i 0))
			      (if (or (not curr)
				      (not (equal? (vector-ref fromrow i)(vector-ref curr i))))
				  (set! same #f))
			      (if (and same
				       (< i (- num-fields 1)))
				  (loop (+ i 1))))
			    (if (not same)
				(begin
				  (apply sqlite3:execute stmth (vector->list fromrow))
				  (hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0)))))))
			fromdat-lst))))
		  fromdats)
		 (sqlite3:finalize! stmth)
                 (if (member "last_update" field-names)
                    (db:create-trigger db tablename))))
	     (append (list todb) slave-dbs))))
	tbls)
       (let* ((runtime      (- (current-milliseconds) start-time))
	      (should-print (or (debug:debug-mode 12)
				(common:low-noise-print 120 "db sync" (> runtime 500))))) ;; low and high sync times treated as separate.
	 (if should-print (debug:print 3 *default-log-port* "INFO: db sync, total run time " runtime " ms"))
	 (for-each 
	  (lambda (dat)
	    (let ((tblname (car dat))
		  (count   (cdr dat)))
	      (set! tot-count (+ tot-count count))
	      (if (> count 0)
		  (if should-print (debug:print 0 *default-log-port* (format #f "    ~10a ~5a" tblname count))))))
	  (sort (hash-table->alist numrecs)(lambda (a b)(> (cdr a)(cdr b))))))
       tot-count)))))

(define (db:patch-schema-rundb frundb)
  ;;
  ;; remove this some time after September 2016 (added in version v1.6031
  ;;
  (for-each
   (lambda (table-name)
     (handle-exceptions
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;; (define open-run-close 
#;(define open-run-close open-run-close-exception-handling)
		;;	   open-run-close-no-exception-handling
;;			   open-run-close-exception-handling)
;;)

(define db:trigger-list 
     (list (list "update_runs_trigger"  "CREATE TRIGGER IF NOT EXISTS update_runs_trigger AFTER UPDATE ON runs
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE runs SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" ) 
	   (list "update_run_stats_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_run_stats_trigger AFTER UPDATE ON run_stats
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE run_stats SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )
	   (list "update_tests_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_tests_trigger AFTER UPDATE ON tests
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE tests SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )
	   (list "update_teststeps_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_teststeps_trigger AFTER UPDATE ON test_steps
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE test_steps SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )
	   (list "update_test_data_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_test_data_trigger AFTER UPDATE ON test_data
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE test_data SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )))

(define (db:create-all-triggers dbstruct)
(db:with-db
   dbstruct #f #f
   (lambda (db)
(db:create-triggers db))))

(define (db:create-triggers db)
    (for-each (lambda (key)
              (sqlite3:execute db (cadr key)))
          db:trigger-list))

(define (db:drop-all-triggers dbstruct)
  (db:with-db
   dbstruct #f #f
   (lambda (db)
     (db:drop-triggers db))))

(define (db:is-trigger-dropped db tbl-name)
  (let* ((trigger-name (if (equal? tbl-name "test_steps")
			   "update_teststeps_trigger" 
                           (conc "update_" tbl-name "_trigger")))
	 (res          #f))
    (sqlite3:for-each-row
     (lambda (name)
       (if (equal? name trigger-name)
	   (set! res #t)))
     db 
     "SELECT name FROM sqlite_master WHERE type = 'trigger' ;" 
     )))

(define (db:drop-triggers db)
  (for-each
   (lambda (key) 
     (sqlite3:execute db (conc "drop trigger if exists " (car key))))
   db:trigger-list))

(define  (db:drop-trigger db tbl-name)
  (let* ((trigger-name (if (equal? tbl-name "test_steps")
			   "update_teststeps_trigger" 
                           (conc "update_" tbl-name "_trigger"))))
    (for-each
     (lambda (key) 
       (if (equal? (car key) trigger-name)
           (sqlite3:execute db (conc "drop trigger if exists " trigger-name))))
     db:trigger-list)))

(define  (db:create-trigger db tbl-name)
      (let* ((trigger-name (if (equal? tbl-name "test_steps")
                              "update_teststeps_trigger" 
                              (conc "update_" tbl-name "_trigger"))))
       (for-each (lambda (key) 
             (if (equal? (car key) trigger-name)
             (sqlite3:execute db (cadr key))))
      db:trigger-list))) 


(define (db:initialize-main-db dbdat)
  (when (not *configinfo*)
           (launch:setup)) ;; added because Elena was getting stack dump because *configinfo* below was #f.
  (let* ((configdat (car *configinfo*))  ;; tut tut, global warning...
	 (keys     (keys:config-get-fields configdat))
	 (havekeys (> (length keys) 0))
	 (keystr   (keys->keystr keys))
	 (fieldstr (keys:make-key/field-string configdat))
	 (db       (db:dbdat-get-db dbdat)))
    (for-each (lambda (key)
		(let ((keyn key))
		  (if (member (string-downcase keyn)
			      (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count"
				    "pass_count" "contour"))
		      (begin
			(print "ERROR: your key cannot be named " keyn " as this conflicts with the same named field in the runs table, you must remove your megatest.db and <linktree>/.db before trying again.")
			(exit 1)))))
	      keys)
    (sqlite3:with-transaction
     db
     (lambda ()
      ;; handle-exceptions
      ;; exn
      ;; (begin
      ;;   (debug:print 0 "ERROR: Failed to create tables. Look at your [fields] section, should be: fieldname TEXT DEFAULT 'yourdefault'")
      ;;   (exit))
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS keys (id INTEGER PRIMARY KEY, fieldname TEXT, fieldtype TEXT, CONSTRAINT keyconstraint UNIQUE (fieldname));")
	(for-each (lambda (key)
		    (sqlite3:execute db "INSERT OR REPLACE INTO keys (fieldname,fieldtype) VALUES (?,?);" key "TEXT"))
		  keys)
	(sqlite3:execute db (conc 
			     "CREATE TABLE IF NOT EXISTS runs (id INTEGER PRIMARY KEY, \n			 " 
			     fieldstr (if havekeys "," "") "
			 runname    TEXT DEFAULT 'norun',
                         contour    TEXT DEFAULT '',
			 state      TEXT DEFAULT '',
			 status     TEXT DEFAULT '',
			 owner      TEXT DEFAULT '',
			 event_time TIMESTAMP DEFAULT (strftime('%s','now')),
			 comment    TEXT DEFAULT '',
			 fail_count INTEGER DEFAULT 0,
			 pass_count INTEGER DEFAULT 0,
                         last_update INTEGER DEFAULT (strftime('%s','now')),
			 CONSTRAINT runsconstraint UNIQUE (runname" (if havekeys "," "") keystr "));"))
        ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER IF NOT EXISTS update_runs_trigger AFTER UPDATE ON runs
        ;;                    FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE runs SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS run_stats (
                              id     INTEGER PRIMARY KEY,
                              run_id INTEGER,
                              state  TEXT,
                              status TEXT,
                              count  INTEGER,
                              last_update INTEGER DEFAULT (strftime('%s','now')))")
         ;; All triggers created at once in end
         ;; (sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_run_stats_trigger AFTER UPDATE ON run_stats
         ;;                   FOR EACH ROW
         ;;                     BEGIN 
         ;;                       UPDATE run_stats SET last_update=(strftime('%s','now'))
         ;;                         WHERE id=old.id;
         ;;                      END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_meta (
                                     id          INTEGER PRIMARY KEY,
                                     testname    TEXT DEFAULT '',
                                     author      TEXT DEFAULT '',
                                     owner       TEXT DEFAULT '',
                                     description TEXT DEFAULT '',
                                     reviewed    TIMESTAMP,
                                     iterated    TEXT DEFAULT '',
                                     avg_runtime REAL,
                                     avg_disk    REAL,
                                     tags        TEXT DEFAULT '',
                                     jobgroup    TEXT DEFAULT 'default',
                                CONSTRAINT test_meta_constraint UNIQUE (testname));")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS tasks_queue (id INTEGER PRIMARY KEY,
                                action TEXT DEFAULT '',
                                owner TEXT,
                                state TEXT DEFAULT 'new',
                                target TEXT DEFAULT '',
                                name TEXT DEFAULT '',
                                testpatt TEXT DEFAULT '',
                                keylock TEXT,
                                params TEXT,
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')),
                                execution_time TIMESTAMP);")
	;; archive disk areas, cached info from [archive-disks]
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archive_disks (
                                id INTEGER PRIMARY KEY,
                                archive_area_name TEXT,
                                disk_path TEXT,
                                last_df INTEGER DEFAULT -1,
                                last_df_time TIMESTAMP DEFAULT (strftime('%s','now')),
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')));")
	;; individual bup (or tar) data chunks
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archive_blocks (
                                id INTEGER PRIMARY KEY,
                                archive_disk_id INTEGER,
                                disk_path TEXT,
                                last_du INTEGER DEFAULT -1,
                                last_du_time TIMESTAMP DEFAULT (strftime('%s','now')),
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')));")
	;; tests allocated to what chunks. reusing a chunk for a test/item_path is very efficient
	;; NB// the per run/test recording of where the archive is stored is done in the test
	;;      record. 
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archive_allocations (
                                id INTEGER PRIMARY KEY,
                                archive_block_id INTEGER,
                                testname TEXT,
                                item_path TEXT,
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')));")
	;; move this clean up call somewhere else
	(sqlite3:execute db "DELETE FROM tasks_queue WHERE state='done' AND creation_time < ?;" (- (current-seconds)(* 24 60 60))) ;; remove older than 24 hrs
	(sqlite3:execute db (conc "CREATE INDEX IF NOT EXISTS runs_index ON runs (runname" (if havekeys "," "") keystr ");"))
	;; (sqlite3:execute db "CREATE VIEW runs_tests AS SELECT * FROM runs INNER JOIN tests ON runs.id=tests.run_id;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS extradat (id INTEGER PRIMARY KEY, run_id INTEGER, key TEXT, val TEXT);")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS metadat (id INTEGER PRIMARY KEY, var TEXT, val TEXT,
                                  CONSTRAINT metadat_constraint UNIQUE (var));")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS access_log (id INTEGER PRIMARY KEY, user TEXT, accessed TIMESTAMP, args TEXT);")
	;; Must do this *after* running patch db !! No more. 
	;; cannot use db:set-var since it will deadlock, hardwire the code here
	(sqlite3:execute db "INSERT OR REPLACE INTO metadat (var,val) VALUES (?,?);" "MEGATEST_VERSION" (common:version-signature))
	(debug:print-info 11 *default-log-port* "db:initialize END") ;; ))))

	;;======================================================================
	;; R U N   S P E C I F I C   D B 
	;;======================================================================
	
	;; (define (db:initialize-run-id-db db)
	;;   (sqlite3:with-transaction 
	;;    db
	;;    (lambda ()
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS tests 
                    (id INTEGER PRIMARY KEY,
                     run_id       INTEGER   DEFAULT -1,
                     testname     TEXT      DEFAULT 'noname',
                     host         TEXT      DEFAULT 'n/a',
                     cpuload      REAL      DEFAULT -1,
                     diskfree     INTEGER   DEFAULT -1,
                     uname        TEXT      DEFAULT 'n/a', 
                     rundir       TEXT      DEFAULT '/tmp/badname',
                     shortdir     TEXT      DEFAULT '/tmp/badname',
                     item_path    TEXT      DEFAULT '',
                     state        TEXT      DEFAULT 'NOT_STARTED',
                     status       TEXT      DEFAULT 'FAIL',
                     attemptnum   INTEGER   DEFAULT 0,
                     final_logf   TEXT      DEFAULT 'logs/final.log',
                     logdat       TEXT      DEFAULT '', 
                     run_duration INTEGER   DEFAULT 0,
                     comment      TEXT      DEFAULT '',
                     event_time   TIMESTAMP DEFAULT (strftime('%s','now')),
                     fail_count   INTEGER   DEFAULT 0,
                     pass_count   INTEGER   DEFAULT 0,
                     archived     INTEGER   DEFAULT 0, -- 0=no, > 1=archive block id where test data can be found
                     last_update  INTEGER DEFAULT (strftime('%s','now')),
                        CONSTRAINT testsconstraint UNIQUE (run_id, testname, item_path));")
	;; deprecated -- (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_index ON tests (run_id, testname, item_path, uname);")
        
        (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_run_id_index ON tests (run_id);")  ;; new
        (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_testname_index ON tests (testname,item_path);") ;; new
        (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_state_status_index ON tests (state, status); ") ;; new

         ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_tests_trigger AFTER UPDATE ON tests
        ;;                     FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE tests SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_steps 
                              (id INTEGER PRIMARY KEY,
                               test_id INTEGER, 
                               stepname TEXT, 
                               state TEXT DEFAULT 'NOT_STARTED', 
                               status TEXT DEFAULT 'n/a',
                               event_time TIMESTAMP,
                               comment TEXT DEFAULT '',
                               logfile TEXT DEFAULT '',
                               last_update  INTEGER DEFAULT (strftime('%s','now')),
                               CONSTRAINT test_steps_constraint UNIQUE (test_id,stepname,state));")
	(sqlite3:execute db "CREATE INDEX IF NOT EXISTS teststeps_index ON tests (run_id, testname, item_path);")
        ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_teststeps_trigger AFTER UPDATE ON test_steps
        ;;                     FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE test_steps SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_data (id INTEGER PRIMARY KEY,
                                test_id INTEGER,
                                category TEXT DEFAULT '',
                                variable TEXT,
	                        value REAL,
	                        expected REAL,
	                        tol REAL,
                                units TEXT,
                                comment TEXT DEFAULT '',
                                status TEXT DEFAULT 'n/a',
                                type TEXT DEFAULT '',
                                last_update  INTEGER DEFAULT (strftime('%s','now')),
                              CONSTRAINT test_data_constraint UNIQUE (test_id,category,variable));")
	(sqlite3:execute db "CREATE INDEX IF NOT EXISTS test_data_index ON test_data (test_id);")
        ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_test_data_trigger AFTER UPDATE ON test_data
        ;;                     FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE test_data SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_rundat (
                              id           INTEGER PRIMARY KEY,
                              test_id      INTEGER,
                              update_time  TIMESTAMP,
                              cpuload      INTEGER DEFAULT -1,
                              diskfree     INTEGER DEFAULT -1,
                              diskusage    INTGER DEFAULT -1,
                              run_duration INTEGER DEFAULT 0);")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archives (
                              id           INTEGER PRIMARY KEY,
                              test_id      INTEGER,
                              state        TEXT DEFAULT 'new',
                              status       TEXT DEFAULT 'n/a',
                              archive_type TEXT DEFAULT 'bup',
                              du           INTEGER,
                              archive_path TEXT);")))
         ;; (print "creating trigges from init") 
        (db:create-triggers db)    
     db)) ;; )

;;======================================================================
;; A R C H I V E S
;;======================================================================

;; dneeded is minimum space needed, scan for existing archives that 
;; are on disks with adequate space and already have this test/itempath
;; archived
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       (handle-exceptions
	   exn
	 (let ((lock-time (current-seconds)))
	   (debug:print-info 2 *default-log-port* "db:no-sync-get-lock keyname=" keyname ", lock-time=" lock-time ", exn=" exn)
	   (sqlite3:execute db "INSERT INTO no_sync_metadat (var,val) VALUES(?,?);" keyname lock-time)
	   `(#t . ,lock-time))
	 `(#f . ,(sqlite3:first-result db "SELECT val FROM no_sync_metadat WHERE var=?;" keyname)))))))



;; use a global for some primitive caching, it is just silly to
;; re-read the db over and over again for the keys since they never
;; change

;; why get the keys from the db? why not get from the *configdat*
;; using keys:config-get-fields?
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(define (db:test-get-top-process-pid dbstruct run-id test-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (db:first-result-default 
     (db:first-result-default
      db
      "SELECT attemptnum FROM tests WHERE id=?;"
      #f
      test-id))))

(define db:test-record-fields '("id"           "run_id"        "testname"  "state"      "status"      "event_time"
				"host"         "cpuload"       "diskfree"  "uname"      "rundir"      "item_path"

Modified dbmod.scm from [2029a02dc3] to [3cca16f7e6].

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;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;;======================================================================

(declare (unit dbmod))
(declare (uses commonmod))

(module dbmod
	*
	
(import commonmod)

(import scheme chicken data-structures extras)
(import (prefix sqlite3 sqlite3:)
	posix typed-records srfi-18 srfi-69
	stack
	files
	srfi-13
	srfi-1
	)

;;======================================================================
;;  R E C O R D S
;;======================================================================

;; each db entry is a pair ( db . dbfilepath )
;; I propose this record evolves into the area record
;;
(defstruct dbr:dbstruct 
  (tmpdb       #f)
  (dbstack     #f) ;; stack for tmp db handles, do not initialize with a stack
  (mtdb        #f)
  (refndb      #f)
  (homehost    #f) ;; not used yet
  (on-homehost #f) ;; not used yet
  (read-only   #f)
  (stmt-cache  (make-hash-table))
  )                ;; goal is to converge on one struct for an area but for now it is too confusing
  

;; record for keeping state,status and count for doing roll-ups in
;; iterated tests
;;
(defstruct dbr:counts
  (state #f)
  (status #f)
  (count  0)) 

;;======================================================================
;; hash of hashs
;;======================================================================

(define (db:hoh-set! dat key1 key2 val)
  (let* ((subhash (hash-table-ref/default dat key1 #f)))
    (if subhash
	(hash-table-set! subhash key2 val)
	(begin
	  (hash-table-set! dat key1 (make-hash-table))
	  (db:hoh-set! dat key1 key2 val)))))

(define (db:hoh-get dat key1 key2)
  (let* ((subhash (hash-table-ref/default dat key1 #f)))
    (and subhash
	 (hash-table-ref/default subhash key2 #f))))

(define (db:get-cache-stmth dbstruct db stmt)
  (let* ((stmt-cache        (dbr:dbstruct-stmt-cache dbstruct))
	 (stmth             (db:hoh-get stmt-cache db stmt)))
    (or stmth
	(let* ((newstmth (sqlite3:prepare db stmt)))
	  (db:hoh-set! stmt-cache db stmt newstmth)
	  newstmth))))

;;======================================================================
;; SQLITE3 HELPERS
;;======================================================================

(define (db:general-sqlite-error-dump  exn stmt . params)
  (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn))) ;; RADT ... how does this work?
    ;; check for (exn sqlite3) ((condition-property-accessor 'exn 'message) exn)
    ;; (print "err-status: " err-status)
    (debug:print-error 0 *default-log-port* " query " stmt " failed, params: " params ", error: " ((condition-property-accessor 'exn 'message) exn))
    (print-call-chain (current-error-port))))

;; convert to -inline 
;;
(define (db:first-result-default db stmt default . params)
  (handle-exceptions
   exn
   (let ((err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
     ;; check for (exn sqlite3) ((condition-property-accessor 'exn 'message) exn)
     (if (eq? err-status 'done)
	 default
	 (begin
	   (debug:print-error 0 *default-log-port* " query " stmt " failed, params: " params ", error: " ((condition-property-accessor 'exn 'message) exn) ", exn=" exn)
	   (print-call-chain (current-error-port))
	   default)))
   (apply sqlite3:first-result db stmt params)))

;; Open the classic megatest.db file (defaults to open in toppath)
;;
;;   NOTE: returns a dbdat not a dbstruct!
;;
(define (db:open-megatest-db #!key (path #f)(name #f))
  (let* ((dbdir        (or path *toppath*))
         (dbpath       (conc  dbdir "/" (or name "megatest.db")))
	 (dbexists     (file-exists? dbpath))
	 (db           (db:lock-create-open dbpath
					    (lambda (db)
                                              (db:initialize-main-db db)
					      ;;(db:initialize-run-id-db db)
					      )))
	 (write-access (file-write-access? dbpath)))
    (debug:print-info 13 *default-log-port* "db:open-megatest-db "dbpath)
    (if (and dbexists (not write-access))
	(set! *db-write-access* #f))
    (cons db dbpath)))

;; open an sql database inside a file lock
;; returns: db existed-prior-to-opening
;; RA => Returns a db handler; sets the lock if opened in writable mode
;;
;; (define *db-open-mutex* (make-mutex))

(define (db:lock-create-open fname initproc)
  (let* ((parent-dir   (or (pathname-directory fname)(current-directory))) ;; no parent? go local
         (raw-fname    (pathname-file fname))
	 (dir-writable (file-write-access? parent-dir))
	 (file-exists  (common:file-exists? fname))
	 (file-write   (if file-exists
			   (file-write-access? fname)
			   dir-writable )))
    ;; (mutex-lock! *db-open-mutex*) ;; tried this mutex, not clear it helped.
    (if file-write ;; dir-writable
	(condition-case
         (let* ((lockfname   (conc fname ".lock"))
                (readyfname  (conc parent-dir "/.ready-" raw-fname))
                (readyexists (common:file-exists? readyfname)))
           (if (not readyexists)
               (common:simple-file-lock-and-wait lockfname))
           (let ((db      (sqlite3:open-database fname)))
             (sqlite3:set-busy-handler! db (sqlite3:make-busy-timeout 136000))
             (sqlite3:execute db "PRAGMA synchronous = 0;")
             #;(if (and (configf:lookup *configdat* "setup" "tmp_mode") (string-match "^/tmp/.*" fname))
                 (begin
                   ;;(print "DEBUG: Setting tmp_mode for " fname) 
                   (sqlite3:execute db (configf:lookup *configdat* "setup" "tmp_mode"))
                   )
                 )  
             #;(if (and (configf:lookup *configdat* "setup" "nfs_mode") (not (string-match "^/tmp/.*" fname)))
                 (begin
                   ;;(print "DEBUG: Setting nfs_mode for " fname)
                   (sqlite3:execute db (configf:lookup *configdat* "setup" "nfs_mode"))
                   )
                 )  
             #;(if (and (not (or (configf:lookup *configdat* "setup" "tmp_mode") (configf:lookup *configdat* "setup" "nfs_mode")))  
                      (configf:lookup *configdat* "setup" "use-wal")
                      (string-match "^/tmp/.*" fname)) ;; this is a file in /tmp
                 (sqlite3:execute db "PRAGMA journal_mode=WAL;")
                 (debug:print 2 *default-log-port* "Creating " fname " in NON-WAL mode."))
             (if (not file-exists)
                 (initproc db))
             (if (not readyexists)
                 (begin
                   (common:simple-file-release-lock lockfname)
                   (with-output-to-file
                       readyfname
                     (lambda ()
                       (print "Ready at " 
                              (seconds->year-work-week/day-time 
                               (current-seconds)))))))
             db))
         (exn (io-error)  (debug:print 0 *default-log-port* "ERROR: i/o error with " fname ". Check permissions, disk space etc. and try again."))
         (exn (corrupt)   (debug:print 0 *default-log-port* "ERROR: database " fname " is corrupt. Repair it to proceed."))
         (exn (busy)      (debug:print 0 *default-log-port* "ERROR: database " fname " is locked. Try copying to another location, remove original and copy back."))
         (exn (permission)(debug:print 0 *default-log-port* "ERROR: database " fname " has some permissions problem."))
         (exn () (debug:print 0 *default-log-port* "ERROR: Unknown error with database " fname " message: " ((condition-property-accessor 'exn 'message) exn))))
        
	(condition-case
         (begin
           (debug:print 2 *default-log-port* "WARNING: opening db in non-writable dir " fname)
           (let ((db (sqlite3:open-database fname)))
             (sqlite3:set-busy-handler! db (sqlite3:make-busy-timeout 136000))
             (sqlite3:execute db "PRAGMA synchronous = 0;")
	     ;; (mutex-unlock! *db-open-mutex*)
             db))
         (exn (io-error)  (debug:print 0 *default-log-port* "ERROR: i/o error with " fname ". Check permissions, disk space etc. and try again."))
         (exn (corrupt)   (debug:print 0 *default-log-port* "ERROR: database " fname " is corrupt. Repair it to proceed."))
         (exn (busy)      (debug:print 0 *default-log-port* "ERROR: database " fname " is locked. Try copying to another location, remove original and copy back."))
         (exn (permission)(debug:print 0 *default-log-port* "ERROR: database " fname " has some permissions problem."))
         (exn () (debug:print 0 *default-log-port* "ERROR: Unknown error with database " fname " message: " ((condition-property-accessor 'exn 'message) exn))))
	)))

(define (db:initialize-main-db dbdat keys)
  (assert *configinfo* "Attempt to initialize main db before configs are properly processed")
  ;; (if (not *configinfo*)(launch:setup)) ;; added because Elena was getting stack dump because *configinfo* below was #f.
  (let* ((configdat (car *configinfo*))  ;; tut tut, global warning...
	 (havekeys (> (length keys) 0))
	 (keystr   (keys->keystr keys))
	 (fieldstr (keys:make-key/field-string keys)) ;;; configdat))
	 (db       (db:dbdat-get-db dbdat)))
    (for-each (lambda (key)
		(let ((keyn key))
		  (if (member (string-downcase keyn)
			      (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count"
				    "pass_count" "contour"))
		      (begin
			(print "ERROR: your key cannot be named " keyn " as this conflicts with the same named field in the runs table, you must remove your megatest.db and <linktree>/.db before trying again.")
			(exit 1)))))
	      keys)
    (sqlite3:with-transaction
     db
     (lambda ()
      ;; handle-exceptions
      ;; exn
      ;; (begin
      ;;   (debug:print 0 "ERROR: Failed to create tables. Look at your [fields] section, should be: fieldname TEXT DEFAULT 'yourdefault'")
      ;;   (exit))
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS keys (id INTEGER PRIMARY KEY, fieldname TEXT, fieldtype TEXT, CONSTRAINT keyconstraint UNIQUE (fieldname));")
	(for-each (lambda (key)
		    (sqlite3:execute db "INSERT OR REPLACE INTO keys (fieldname,fieldtype) VALUES (?,?);" key "TEXT"))
		  keys)
	(sqlite3:execute db (conc 
			     "CREATE TABLE IF NOT EXISTS runs (id INTEGER PRIMARY KEY, \n			 " 
			     fieldstr (if havekeys "," "") "
			 runname    TEXT DEFAULT 'norun',
                         contour    TEXT DEFAULT '',
			 state      TEXT DEFAULT '',
			 status     TEXT DEFAULT '',
			 owner      TEXT DEFAULT '',
			 event_time TIMESTAMP DEFAULT (strftime('%s','now')),
			 comment    TEXT DEFAULT '',
			 fail_count INTEGER DEFAULT 0,
			 pass_count INTEGER DEFAULT 0,
                         last_update INTEGER DEFAULT (strftime('%s','now')),
			 CONSTRAINT runsconstraint UNIQUE (runname" (if havekeys "," "") keystr "));"))
        ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER IF NOT EXISTS update_runs_trigger AFTER UPDATE ON runs
        ;;                    FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE runs SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS run_stats (
                              id     INTEGER PRIMARY KEY,
                              run_id INTEGER,
                              state  TEXT,
                              status TEXT,
                              count  INTEGER,
                              last_update INTEGER DEFAULT (strftime('%s','now')))")
         ;; All triggers created at once in end
         ;; (sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_run_stats_trigger AFTER UPDATE ON run_stats
         ;;                   FOR EACH ROW
         ;;                     BEGIN 
         ;;                       UPDATE run_stats SET last_update=(strftime('%s','now'))
         ;;                         WHERE id=old.id;
         ;;                      END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_meta (
                                     id          INTEGER PRIMARY KEY,
                                     testname    TEXT DEFAULT '',
                                     author      TEXT DEFAULT '',
                                     owner       TEXT DEFAULT '',
                                     description TEXT DEFAULT '',
                                     reviewed    TIMESTAMP,
                                     iterated    TEXT DEFAULT '',
                                     avg_runtime REAL,
                                     avg_disk    REAL,
                                     tags        TEXT DEFAULT '',
                                     jobgroup    TEXT DEFAULT 'default',
                                CONSTRAINT test_meta_constraint UNIQUE (testname));")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS tasks_queue (id INTEGER PRIMARY KEY,
                                action TEXT DEFAULT '',
                                owner TEXT,
                                state TEXT DEFAULT 'new',
                                target TEXT DEFAULT '',
                                name TEXT DEFAULT '',
                                testpatt TEXT DEFAULT '',
                                keylock TEXT,
                                params TEXT,
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')),
                                execution_time TIMESTAMP);")
	;; archive disk areas, cached info from [archive-disks]
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archive_disks (
                                id INTEGER PRIMARY KEY,
                                archive_area_name TEXT,
                                disk_path TEXT,
                                last_df INTEGER DEFAULT -1,
                                last_df_time TIMESTAMP DEFAULT (strftime('%s','now')),
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')));")
	;; individual bup (or tar) data chunks
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archive_blocks (
                                id INTEGER PRIMARY KEY,
                                archive_disk_id INTEGER,
                                disk_path TEXT,
                                last_du INTEGER DEFAULT -1,
                                last_du_time TIMESTAMP DEFAULT (strftime('%s','now')),
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')));")
	;; tests allocated to what chunks. reusing a chunk for a test/item_path is very efficient
	;; NB// the per run/test recording of where the archive is stored is done in the test
	;;      record. 
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archive_allocations (
                                id INTEGER PRIMARY KEY,
                                archive_block_id INTEGER,
                                testname TEXT,
                                item_path TEXT,
                                creation_time TIMESTAMP DEFAULT (strftime('%s','now')));")
	;; move this clean up call somewhere else
	(sqlite3:execute db "DELETE FROM tasks_queue WHERE state='done' AND creation_time < ?;" (- (current-seconds)(* 24 60 60))) ;; remove older than 24 hrs
	(sqlite3:execute db (conc "CREATE INDEX IF NOT EXISTS runs_index ON runs (runname" (if havekeys "," "") keystr ");"))
	;; (sqlite3:execute db "CREATE VIEW runs_tests AS SELECT * FROM runs INNER JOIN tests ON runs.id=tests.run_id;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS extradat (id INTEGER PRIMARY KEY, run_id INTEGER, key TEXT, val TEXT);")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS metadat (id INTEGER PRIMARY KEY, var TEXT, val TEXT,
                                  CONSTRAINT metadat_constraint UNIQUE (var));")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS access_log (id INTEGER PRIMARY KEY, user TEXT, accessed TIMESTAMP, args TEXT);")
	;; Must do this *after* running patch db !! No more. 
	;; cannot use db:set-var since it will deadlock, hardwire the code here
	(sqlite3:execute db "INSERT OR REPLACE INTO metadat (var,val) VALUES (?,?);" "MEGATEST_VERSION" (common:version-signature))
	(debug:print-info 11 *default-log-port* "db:initialize END") ;; ))))
	
(import scheme chicken data-structures extras)
(import (prefix sqlite3 sqlite3:) posix typed-records srfi-18)

	;;======================================================================
	;; R U N   S P E C I F I C   D B 
	;;======================================================================
	
	;; (define (db:initialize-run-id-db db)
	;;   (sqlite3:with-transaction 
	;;    db
	;;    (lambda ()
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS tests 
                    (id INTEGER PRIMARY KEY,
                     run_id       INTEGER   DEFAULT -1,
                     testname     TEXT      DEFAULT 'noname',
                     host         TEXT      DEFAULT 'n/a',
                     cpuload      REAL      DEFAULT -1,
                     diskfree     INTEGER   DEFAULT -1,
                     uname        TEXT      DEFAULT 'n/a', 
                     rundir       TEXT      DEFAULT '/tmp/badname',
                     shortdir     TEXT      DEFAULT '/tmp/badname',
                     item_path    TEXT      DEFAULT '',
                     state        TEXT      DEFAULT 'NOT_STARTED',
                     status       TEXT      DEFAULT 'FAIL',
                     attemptnum   INTEGER   DEFAULT 0,
                     final_logf   TEXT      DEFAULT 'logs/final.log',
                     logdat       TEXT      DEFAULT '', 
                     run_duration INTEGER   DEFAULT 0,
                     comment      TEXT      DEFAULT '',
                     event_time   TIMESTAMP DEFAULT (strftime('%s','now')),
                     fail_count   INTEGER   DEFAULT 0,
                     pass_count   INTEGER   DEFAULT 0,
                     archived     INTEGER   DEFAULT 0, -- 0=no, > 1=archive block id where test data can be found
                     last_update  INTEGER DEFAULT (strftime('%s','now')),
                        CONSTRAINT testsconstraint UNIQUE (run_id, testname, item_path));")
	;; deprecated -- (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_index ON tests (run_id, testname, item_path, uname);")
        
        (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_run_id_index ON tests (run_id);")  ;; new
        (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_testname_index ON tests (testname,item_path);") ;; new
        (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_state_status_index ON tests (state, status); ") ;; new

         ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_tests_trigger AFTER UPDATE ON tests
        ;;                     FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE tests SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_steps 
                              (id INTEGER PRIMARY KEY,
                               test_id INTEGER, 
                               stepname TEXT, 
                               state TEXT DEFAULT 'NOT_STARTED', 
                               status TEXT DEFAULT 'n/a',
                               event_time TIMESTAMP,
                               comment TEXT DEFAULT '',
                               logfile TEXT DEFAULT '',
                               last_update  INTEGER DEFAULT (strftime('%s','now')),
                               CONSTRAINT test_steps_constraint UNIQUE (test_id,stepname,state));")
	(sqlite3:execute db "CREATE INDEX IF NOT EXISTS teststeps_index ON tests (run_id, testname, item_path);")
        ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_teststeps_trigger AFTER UPDATE ON test_steps
        ;;                     FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE test_steps SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_data (id INTEGER PRIMARY KEY,
                                test_id INTEGER,
                                category TEXT DEFAULT '',
                                variable TEXT,
	                        value REAL,
	                        expected REAL,
	                        tol REAL,
                                units TEXT,
                                comment TEXT DEFAULT '',
                                status TEXT DEFAULT 'n/a',
                                type TEXT DEFAULT '',
                                last_update  INTEGER DEFAULT (strftime('%s','now')),
                              CONSTRAINT test_data_constraint UNIQUE (test_id,category,variable));")
	(sqlite3:execute db "CREATE INDEX IF NOT EXISTS test_data_index ON test_data (test_id);")
        ;; All triggers created at once in end
	;;(sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_test_data_trigger AFTER UPDATE ON test_data
        ;;                     FOR EACH ROW
        ;;                       BEGIN 
        ;;                         UPDATE test_data SET last_update=(strftime('%s','now'))
        ;;                           WHERE id=old.id;
        ;;                       END;")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_rundat (
                              id           INTEGER PRIMARY KEY,
                              test_id      INTEGER,
                              update_time  TIMESTAMP,
                              cpuload      INTEGER DEFAULT -1,
                              diskfree     INTEGER DEFAULT -1,
                              diskusage    INTGER DEFAULT -1,
                              run_duration INTEGER DEFAULT 0);")
	(sqlite3:execute db "CREATE TABLE IF NOT EXISTS archives (
                              id           INTEGER PRIMARY KEY,
                              test_id      INTEGER,
                              state        TEXT DEFAULT 'new',
                              status       TEXT DEFAULT 'n/a',
                              archive_type TEXT DEFAULT 'bup',
                              du           INTEGER,
                              archive_path TEXT);")))
         ;; (print "creating trigges from init") 
        (db:create-triggers db)    
     db)) ;; )

(define (db:create-all-triggers dbstruct)
(db:with-db
   dbstruct #f #f
   (lambda (db)
(db:create-triggers db))))

(define (db:create-triggers db)
    (for-each (lambda (key)
              (sqlite3:execute db (cadr key)))
          db:trigger-list))

(define (db:drop-all-triggers dbstruct)
  (db:with-db
   dbstruct #f #f
   (lambda (db)
     (db:drop-triggers db))))

(define (db:is-trigger-dropped db tbl-name)
  (let* ((trigger-name (if (equal? tbl-name "test_steps")
			   "update_teststeps_trigger" 
                           (conc "update_" tbl-name "_trigger")))
	 (res          #f))
    (sqlite3:for-each-row
     (lambda (name)
       (if (equal? name trigger-name)
	   (set! res #t)))
     db 
     "SELECT name FROM sqlite_master WHERE type = 'trigger' ;" 
     )))

(define (just-testing)
  (print "JUST TESTING"))
(define (db:drop-triggers db)
  (for-each
   (lambda (key) 
     (sqlite3:execute db (conc "drop trigger if exists " (car key))))
   db:trigger-list))

(define  (db:drop-trigger db tbl-name)
  (let* ((trigger-name (if (equal? tbl-name "test_steps")
			   "update_teststeps_trigger" 
                           (conc "update_" tbl-name "_trigger"))))
    (for-each
     (lambda (key) 
       (if (equal? (car key) trigger-name)
           (sqlite3:execute db (conc "drop trigger if exists " trigger-name))))
     db:trigger-list)))

(define  (db:create-trigger db tbl-name)
      (let* ((trigger-name (if (equal? tbl-name "test_steps")
                              "update_teststeps_trigger" 
                              (conc "update_" tbl-name "_trigger"))))
       (for-each (lambda (key) 
             (if (equal? (car key) trigger-name)
             (sqlite3:execute db (cadr key))))
      db:trigger-list))) 

;; Get/open a database
;;    if run-id => get run specific db
;;    if #f     => get main db
;;    if db already open - return inmem
;;    if db not open, open inmem, rundb and sync then return inmem
;;    inuse gets set automatically for rundb's
;;
(define (db:get-db dbstruct) ;;  run-id)
  (assert *db-cache-path* "ERROR: Attempt to call db:get-db before /tmp area is set up")
  (if (stack? (dbr:dbstruct-dbstack dbstruct))
      (if (stack-empty? (dbr:dbstruct-dbstack dbstruct))
          (let ((newdb (db:open-megatest-db path: *db-cache-path*))) ;; (common:get-db-tmp-area)))) ;; db:dbfile-path))))
            ;; (stack-push! (dbr:dbstruct-dbstack dbstruct) newdb)
            newdb)
          (stack-pop! (dbr:dbstruct-dbstack dbstruct)))
      (db:open-db dbstruct)))

;; ;; legacy handling of structure for managing db's. Refactor this into dbr:?
(define (db:dbdat-get-db dbdat)
  (if (pair? dbdat)
      (car dbdat)
      dbdat))

(define (db:dbdat-get-path dbdat)
  (if (pair? dbdat)
      (cdr dbdat)
      #f))

(define-inline (db:generic-error-printout exn . message)
  (print-call-chain (current-error-port))
  (apply debug:print-error 0 *default-log-port* message)
  (debug:print-error 0 *default-log-port* "   params: " params
		     ", error: "     ((condition-property-accessor 'exn 'message)   exn)
		     ", arguments: " ((condition-property-accessor 'exn 'arguments) exn)
		     ", location: "  ((condition-property-accessor 'exn 'location)  exn)
		     ))

;; (db:with-db dbstruct run-id sqlite3:exec "select blah fgrom blaz;")
;; r/w is a flag to indicate if the db is modified by this query #t = yes, #f = no
;;
(define (db:with-db dbstruct run-id r/w proc . params)
  (let* ((have-struct (dbr:dbstruct? dbstruct))
         (dbdat     (if have-struct 
			(db:get-db dbstruct)
			#f))
	 (db        (if have-struct
			(db:dbdat-get-db dbdat)
			dbstruct))
	 (fname     (db:dbdat-get-path dbdat))
	 (use-mutex (> *api-process-request-count* 25))) ;; was 25
    (if (and use-mutex
	     (common:low-noise-print 120 "over-50-parallel-api-requests"))
	(debug:print-info 0 *default-log-port* *api-process-request-count* " parallel api requests being processed in process " (current-process-id) ", throttling access"))
    (if (common:low-noise-print 600 (conc "parallel-api-requests" *max-api-process-requests*))
	(debug:print-info 2 *default-log-port* "Parallel api request count: " *api-process-request-count* " max parallel requests: " *max-api-process-requests*))
    (condition-case
     (begin
       (if use-mutex (mutex-lock! *db-with-db-mutex*))
       (let ((res (apply proc db params)))
	 (if use-mutex (mutex-unlock! *db-with-db-mutex*))
	 ;; (if (vector? dbstruct)(db:done-with dbstruct run-id r/w))
	 (if dbdat (stack-push! (dbr:dbstruct-dbstack dbstruct) dbdat))
	 res))
     (exn (io-error)
	  (db:generic-error-printout exn "ERROR: i/o error with " fname ". Check permissions, disk space etc. and try again."))
     (exn (corrupt)
	  (db:generic-error-printout exn "ERROR: database " fname " is corrupt. Repair it to proceed."))
     (exn (busy)
	  (db:generic-error-printout exn "ERROR: database " fname
				     " is locked. Try copying to another location, remove original and copy back."))
     (exn (permission)(db:generic-error-printout exn "ERROR: database " fname " has some permissions problem."))
     (exn ()
	  (db:generic-error-printout exn "ERROR: Unknown error with database " fname " message: "
		       ((condition-property-accessor 'exn 'message) exn))))))
      
;; This routine creates the db if not already present. It is only called if the db is not already opened
;;
(define (db:open-db dbstruct #!key (areapath #f)(do-sync #t)) ;; TODO: actually use areapath
  (assert *db-cache-path* "ERROR: db:open-db called before /tmp area has been setup")
  (let ((tmpdb-stack (dbr:dbstruct-dbstack dbstruct))) ;; RA => Returns the first reference in dbstruct
    (if (stack? tmpdb-stack)
	(db:get-db tmpdb-stack) ;; get previously opened db (will create new db handle if all in the stack are already used
        (let* ((max-stale-tmp 10) ;; (configf:lookup-number *configdat* "server" "filling-db-max-stale-seconds" default: 10))
               (dbpath       *db-cache-path*) ;;; (db:dbfile-path ))      ;; path to tmp db area
               (dbexists     (common:file-exists? dbpath))
	       (tmpdbfname   (conc dbpath "/megatest.db"))
	       (dbfexists    (common:file-exists? tmpdbfname))  ;; (conc dbpath "/megatest.db")))
               (mtdbexists   (common:file-exists? (conc *toppath* "/megatest.db")))
							 
               (mtdbmodtime  (if mtdbexists (common:lazy-sqlite-db-modification-time (conc *toppath* "/megatest.db"))   #f))
	        		 (tmpdbmodtime (if dbfexists  (common:lazy-sqlite-db-modification-time tmpdbfname) #f)) 
               (mtdb         (db:open-megatest-db))
               (mtdbpath     (db:dbdat-get-path mtdb))
               (tmpdb        (db:open-megatest-db path: dbpath)) ;; lock-create-open dbpath db:initialize-main-db))
               (refndb       (db:open-megatest-db path: dbpath name: "megatest_ref.db"))
               (write-access (file-write-access? mtdbpath))
	       ;(mtdbmodtime  (if mtdbexists (common:lazy-sqlite-db-modification-time mtdbpath)   #f)) ; moving this before db:open-megatest-db is called. if wal mode is on -WAL and -shm file get created with causing the  tmpdbmodtime timestamp always greater than mtdbmodtime
	       ;(tmpdbmodtime (if dbfexists  (common:lazy-sqlite-db-modification-time tmpdbfname) #f)) 
					;if wal mode is on -WAL and -shm file get created when db:open-megatest-db is called. modtimedelta will always be < 10 so db in tmp not get synced
          ;(tmpdbmodtime (if dbfexists (db:get-last-update-time (car tmpdb)) #f))    
          ;(fmt (file-modification-time tmpdbfname))
	       (modtimedelta (and mtdbmodtime tmpdbmodtime (- mtdbmodtime tmpdbmodtime))))

          (when write-access
            (sqlite3:execute (car mtdb) "drop trigger if exists update_tests_trigger")
            (sqlite3:execute (car mtdb) "drop trigger if exists update_runs_trigger"))
          
         ;(print "mtdbmodtime " mtdbmodtime " tmpdbmodtime " tmpdbmodtime " mtdbpath " mtdbpath " " (conc *toppath* "/megatest.db"))
	        ;;(debug:print-info 13 *default-log-port* "db:open-db>> mtdbpath="mtdbpath" mtdbexists="mtdbexists" and write-access="write-access)
          (if (and dbexists (not write-access))
              (begin
                (set! *db-write-access* #f)
                (dbr:dbstruct-read-only-set! dbstruct #t)))
          (dbr:dbstruct-mtdb-set!   dbstruct mtdb)
          (dbr:dbstruct-tmpdb-set!  dbstruct tmpdb)
          (dbr:dbstruct-dbstack-set! dbstruct (make-stack)) ;; BB: why a stack?  Why would the number of db's be indeterminate?  Is this a legacy of 1.db 2.db .. ?
          (stack-push! (dbr:dbstruct-dbstack dbstruct) tmpdb) ;; olddb is already a (cons db path)
          (dbr:dbstruct-refndb-set! dbstruct refndb)
          (if (and  (or (not dbfexists)
			(and modtimedelta
			     (> modtimedelta max-stale-tmp))) ;; if db in tmp is over ten seconds older than the file in MTRA then do a sync back
		    do-sync)
	      (begin
		(debug:print 1 *default-log-port* "filling db " (db:dbdat-get-path tmpdb) " with data \n    from " (db:dbdat-get-path mtdb) " mod time delta: " modtimedelta)
		(db:sync-tables (db:sync-all-tables-list dbstruct) #f mtdb refndb tmpdb)
    ;touch tmp db to avoid wal mode wierdness  
     (set! (file-modification-time tmpdbfname) (current-seconds))  
                (debug:print-info 13 *default-log-port* "db:sync-all-tables-list done.")
                )
	      (debug:print 4 *default-log-port* " db, " (db:dbdat-get-path tmpdb) " already exists or fresh enough, not propogating data from\n     " (db:dbdat-get-path mtdb) " mod time delta: " modtimedelta) )
	  ;; (db:multi-db-sync dbstruct 'old2new))  ;; migrate data from megatest.db automatically
          tmpdb))))

;; just tests, test_steps and test_data tables
(define db:sync-tests-only
  (list
   ;; (list "strs"
   ;;       '("id"             #f)
   ;;       '("str"            #f))
   (list "tests" 
	 '("id"             #f)
	 '("run_id"         #f)
	 '("testname"       #f)
	 '("host"           #f)
	 '("cpuload"        #f)
	 '("diskfree"       #f)
	 '("uname"          #f)
	 '("rundir"         #f)
	 '("shortdir"       #f)
	 '("item_path"      #f)
	 '("state"          #f)
	 '("status"         #f)
	 '("attemptnum"     #f)
	 '("final_logf"     #f)
	 '("logdat"         #f)
	 '("run_duration"   #f)
	 '("comment"        #f)
	 '("event_time"     #f)
	 '("fail_count"     #f)
	 '("pass_count"     #f)
	 '("archived"       #f)
         '("last_update"    #f))
  (list "test_steps"
	 '("id"             #f)
	 '("test_id"        #f)
	 '("stepname"       #f)
	 '("state"          #f)
	 '("status"         #f)
	 '("event_time"     #f)
	 '("comment"        #f)
	 '("logfile"        #f)
         '("last_update"    #f))
   (list "test_data"
	 '("id"             #f)
	 '("test_id"        #f)
	 '("category"       #f)
	 '("variable"       #f)
	 '("value"          #f)
	 '("expected"       #f)
	 '("tol"            #f)
	 '("units"          #f)
	 '("comment"        #f)
	 '("status"         #f)
	 '("type"           #f)
         '("last_update"    #f))))

;; needs db to get keys, this is for syncing all tables
;;
(define (db:sync-main-list dbstruct)
  (assert *db-keys* "ERROR: db:sync-main-list called before *db-keys* has been setup")
  (let ((keys  *db-keys*)) ;; (db:get-keys dbstruct)))
    (list
     (list "keys"
	   '("id"        #f)
	   '("fieldname" #f)
	   '("fieldtype" #f))
     (list "metadat" '("var" #f) '("val" #f))
     (append (list "runs" 
		   '("id"  #f))
	     (map (lambda (k)(list k #f))
		  (append keys
			  (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count" "pass_count" "contour" "last_update"))))
     (list "archive_disks"
           '("id" #f)
           '("archive_area_name" #f) 
           '("disk_path" #f)
           '("last_df" #f)
           '("last_df_time" #f)
           '("creation_time" #f)) 
;; (define (debug:print . params) #f)
;; (define (debug:print-info . params) #f)
;; 
;; (define (set-functions dbgp dbgpinfo)
;;   (set! debug:print dbgp)
;;   (set! debug:print-info dbgpinfo))


     (list "archive_blocks"
           '("id" #f)
           '("archive_disk_id" #f) 
           '("disk_path" #f)
           '("last_du" #f)
           '("last_du_time" #f)
           '("creation_time" #f)) 

     (list "test_meta"
	   '("id"             #f)
	   '("testname"       #f)
	   '("owner"          #f)
	   '("description"    #f)
	   '("reviewed"       #f)
	   '("iterated"       #f)
	   '("avg_runtime"    #f)
	   '("avg_disk"       #f)
	   '("tags"           #f)
	   '("jobgroup"       #f)))))

(define (db:sync-all-tables-list dbstruct)
  (append (db:sync-main-list dbstruct)
	  db:sync-tests-only))

;; tbls is ( ("tablename" ( "field1" [#f|proc1] ) ( "field2" [#f|proc2] ) .... ) )
;; db's are dbdat's
;;
;; if last-update specified ("field-name" . time-in-seconds)
;;    then sync only records where field-name >= time-in-seconds
;;    IFF field-name exists
;;
(define (db:sync-tables tbls last-update fromdb todb . slave-dbs)
  (handle-exceptions
   exn
   (begin
     (debug:print 0 *default-log-port* "EXCEPTION: database probably overloaded or unreadable in db:sync-tables.")
     (print-call-chain (current-error-port))
     (debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
     (debug:print 5 *default-log-port* "exn=" (condition->list exn))
     (debug:print 0 *default-log-port* " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
     (debug:print 0 *default-log-port* " src db:  " (db:dbdat-get-path fromdb))
     (for-each (lambda (dbdat)
		 (let ((dbpath (db:dbdat-get-path dbdat)))
		   (debug:print 0 *default-log-port* " dbpath:  " dbpath)
		   (if (not (db:repair-db dbdat))
		       (begin
			 (debug:print-error 0 *default-log-port* "Failed to rebuild " dbpath ", exiting now.")
			 (exit)))))
	       (cons todb slave-dbs))
     
     0)
   ;; this is the work to be done
   (cond
    ((not fromdb) (debug:print 3 *default-log-port* "WARNING: db:sync-tables called with fromdb missing")
     -1)
    ((not todb)   (debug:print 3 *default-log-port* "WARNING: db:sync-tables called with todb missing")
     -2)
    ((not (sqlite3:database? (db:dbdat-get-db fromdb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with fromdb not a database " fromdb)
     -3)
    ((not (sqlite3:database? (db:dbdat-get-db todb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with todb not a database " todb)
     -4)

    ((not (file-write-access? (db:dbdat-get-path todb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with todb not a read-only database " todb)
     -5)
    ((not (null? (let ((readonly-slave-dbs
                        (filter
                         (lambda (dbdat)
                           (not (file-write-access? (db:dbdat-get-path todb))))
                         slave-dbs)))
                   (for-each
                    (lambda (bad-dbdat)
                      (debug:print-error
                       0 *default-log-port* "db:sync-tables called with todb not a read-only database " bad-dbdat))
                    readonly-slave-dbs)
                   readonly-slave-dbs))) -6)
    (else
     (let ((stmts       (make-hash-table)) ;; table-field => stmt
	   (all-stmts   '())              ;; ( ( stmt1 value1 ) ( stml2 value2 ))
	   (numrecs     (make-hash-table))
	   (start-time  (current-milliseconds))
	   (tot-count   0))
       (for-each ;; table
	(lambda (tabledat)
	  (let* ((tablename        (car tabledat))
		 (fields           (cdr tabledat))
		 (has-last-update  (member "last_update" fields))
		 (use-last-update  (cond
				    ((and has-last-update
					  (member "last_update" fields))
				     #t) ;; if given a number, just use it for all fields
				    ((number? last-update) #f) ;; if not matched first entry then ignore last-update for this table
				    ((and (pair? last-update)
					  (member (car last-update)    ;; last-update field name
						  (map car fields)))
                                        #t)
				    (last-update
				     (debug:print 0 *default-log-port* "ERROR: parameter last-update for db:sync-tables must be a pair or a number, received: " last-update);; found in fields
				     #f)
				    (else
				     #f)))
		 (last-update-value (if use-last-update ;; no need to check for has-last-update - it is already accounted for
					(if (number? last-update)
					    last-update
					    (cdr last-update))
					#f))
		 (last-update-field (if use-last-update
					(if (number? last-update)
					    "last_update"
					    (car last-update))
					#f))
		 (num-fields (length fields))
		 (field->num (make-hash-table))
		 (num->field (apply vector (map car fields))) ;; BBHERE
		 (full-sel   (conc "SELECT " (string-intersperse (map car fields) ",") 
				   " FROM " tablename (if use-last-update ;; apply last-update criteria
							  (conc " WHERE " last-update-field " >= " last-update-value)
							  "")
				   ";"))
		 (full-ins   (conc "INSERT OR REPLACE INTO " tablename " ( " (string-intersperse (map car fields) ",") " ) "
				   " VALUES ( " (string-intersperse (make-list num-fields "?") ",") " );"))
		 (fromdat    '())
		 (fromdats   '())
		 (totrecords 0)
		 (batch-len  100) ;; (string->number (or (configf:lookup *configdat* "sync" "batchsize") "100")))
		 (todat      (make-hash-table))
		 (count      0)
                 (field-names (map car fields))
                 (delay-handicap 0) ;; (string->number (or (configf:lookup *configdat* "sync" "delay-handicap") "0")))
                 )

	    ;; set up the field->num table
	    (for-each
	     (lambda (field)
	       (hash-table-set! field->num field count)
	       (set! count (+ count 1)))
	     fields)

	    ;; read the source table
	    (sqlite3:for-each-row
	     (lambda (a . b)
	       (set! fromdat (cons (apply vector a b) fromdat))
	       (if (> (length fromdat) batch-len)
		   (begin
		     (set! fromdats (cons fromdat fromdats))
		     (set! fromdat  '())
		     (set! totrecords (+ totrecords 1)))))
	     (db:dbdat-get-db fromdb)
	     full-sel)
	    
	    ;; tack on remaining records in fromdat
	    (if (not (null? fromdat))
		(set! fromdats (cons fromdat fromdats)))

	    (if (common:low-noise-print 120 "sync-records")
		(debug:print-info 4 *default-log-port* "found " totrecords " records to sync"))

	    ;; read the target table; BBHERE
	    (sqlite3:for-each-row
	     (lambda (a . b)
	       (hash-table-set! todat a (apply vector a b)))
	     (db:dbdat-get-db todb)
	     full-sel)

            (when (and delay-handicap (> delay-handicap 0))
              (debug:print-info 0 *default-log-port* "imposing synthetic sync delay of "delay-handicap" seconds since sync/delay-handicap is configured")
              (thread-sleep! delay-handicap)
              (debug:print-info 0 *default-log-port* "synthetic sync delay of "delay-handicap" seconds completed")
              )
            
	    ;; first pass implementation, just insert all changed rows
	    (for-each 
	     (lambda (targdb)
	       (let* ((db                 (db:dbdat-get-db targdb))
                      (drp-trigger        (if (member "last_update" field-names)
					      (db:drop-trigger db tablename) 
					      #f))
                      (is-trigger-dropped (if (member "last_update" field-names)
                                              (db:is-trigger-dropped db tablename)
					      #f)) 
		      (stmth  (sqlite3:prepare db full-ins)))
		 ;; (db:delay-if-busy targdb) ;; NO WAITING
                 (if (member "last_update" field-names)
                     (debug:print-info 3 *default-log-port* "is-trigger-dropped: " is-trigger-dropped)) 
		 (for-each
		  (lambda (fromdat-lst)
		    (sqlite3:with-transaction
		     db
		     (lambda ()
		       (for-each ;; 
			(lambda (fromrow)
			  (let* ((a    (vector-ref fromrow 0))
				 (curr (hash-table-ref/default todat a #f))
				 (same #t))
			    (let loop ((i 0))
			      (if (or (not curr)
				      (not (equal? (vector-ref fromrow i)(vector-ref curr i))))
				  (set! same #f))
			      (if (and same
				       (< i (- num-fields 1)))
				  (loop (+ i 1))))
			    (if (not same)
				(begin
				  (apply sqlite3:execute stmth (vector->list fromrow))
				  (hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0)))))))
			fromdat-lst))))
		  fromdats)
		 (sqlite3:finalize! stmth)
                 (if (member "last_update" field-names)
                    (db:create-trigger db tablename))))
	     (append (list todb) slave-dbs))))
	tbls)
       (let* ((runtime      (- (current-milliseconds) start-time))
	      (should-print (or (debug:debug-mode 12)
				(common:low-noise-print 120 "db sync" (> runtime 500))))) ;; low and high sync times treated as separate.
	 (if should-print (debug:print 3 *default-log-port* "INFO: db sync, total run time " runtime " ms"))
	 (for-each 
	  (lambda (dat)
	    (let ((tblname (car dat))
		  (count   (cdr dat)))
	      (set! tot-count (+ tot-count count))
	      (if (> count 0)
		  (if should-print (debug:print 0 *default-log-port* (format #f "    ~10a ~5a" tblname count))))))
	  (sort (hash-table->alist numrecs)(lambda (a b)(> (cdr a)(cdr b))))))
       tot-count)))))

(define db:trigger-list 
     (list (list "update_runs_trigger"  "CREATE TRIGGER IF NOT EXISTS update_runs_trigger AFTER UPDATE ON runs
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE runs SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" ) 
	   (list "update_run_stats_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_run_stats_trigger AFTER UPDATE ON run_stats
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE run_stats SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )
	   (list "update_tests_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_tests_trigger AFTER UPDATE ON tests
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE tests SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )
	   (list "update_teststeps_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_teststeps_trigger AFTER UPDATE ON test_steps
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE test_steps SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )
	   (list "update_test_data_trigger"  "CREATE TRIGGER  IF NOT EXISTS update_test_data_trigger AFTER UPDATE ON test_data
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE test_data SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;" )))

;; return #f to indicate the dbdat should be closed/reopened
;; else return dbdat
;;
(define (db:repair-db dbdat #!key (numtries 1))
  (let* ((dbpath   (db:dbdat-get-path        dbdat))
	 (dbdir    (pathname-directory       dbpath))
	 (fname    (pathname-strip-directory dbpath)))
    (debug:print-info 0 *default-log-port* "Checking db " dbpath " for errors.")
    (cond
     ((not (file-write-access? dbdir))
      (debug:print 0 *default-log-port* "WARNING: can't write to " dbdir ", can't fix " fname)
      #f)

     ;; handle special cases, megatest.db and monitor.db
     ;; 
     ;;  NOPE: apply this same approach to all db files
     ;;
     (else ;; ((equal? fname "megatest.db") ;; this file can be regenerated if needed
      (handle-exceptions
       exn
       (begin
	 (print "Problems trying to repair the db, exn=" exn)
	 ;; (db:move-and-recreate-db dbdat)
	 (if (> numtries 0)
	     (db:repair-db dbdat numtries: (- numtries 1))
	     #f)
	 (debug:print 0 *default-log-port* "FATAL: file " dbpath " was found corrupted, an attempt to fix has been made but you must start over.")
	 (debug:print 0 *default-log-port*
		      "   check the following:\n"
		      "      1. full directories, look in ~/ /tmp and " dbdir "\n"
		      "      2. write access to " dbdir "\n\n"
		      "   if the automatic recovery failed you may be able to recover data by doing \"" 
		      (if (member fname '("megatest.db" "monitor.db"))
			  "megatest -cleanup-db"
			  "megatest -import-megatest.db;megatest -cleanup-db")
		      "\"\n")
	 (exit) ;; we can not safely continue when a db was corrupted - even if fixed.
	 )
       ;; test read/write access to the database
       (let ((db (sqlite3:open-database dbpath)))
	 (sqlite3:set-busy-handler! db (sqlite3:make-busy-timeout 136000))
	 (sqlite3:execute db "PRAGMA synchronous = 0;")
	 (cond
	  ((equal? fname "megatest.db")
	   (sqlite3:execute db "DELETE FROM tests WHERE state='DELETED';"))
	  ((equal? fname "main.db")
	   (sqlite3:execute db "DELETE FROM runs WHERE state='deleted';"))
	  ;; this was for the 1.db, 2.db ...
	  #;((string-match "\\d.db" fname)
	   (sqlite3:execute db "UPDATE tests SET state='DELETED' WHERE state='DELETED';"))
	  ((equal? fname "monitor.db")
	   (sqlite3:execute "DELETE FROM servers WHERE state LIKE 'defunct%';"))
	  (else
	   (sqlite3:execute db "vacuum;")))
	 
	 (sqlite3:finalize! db)
	 #t))))))
    
)

Modified dcommon.scm from [dbcf309f44] to [35ed13ca5b].

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(import canvas-draw-iup)
(use regex typed-records matchable)

(declare (unit dcommon))

(declare (uses gutils))
(declare (uses db))

(declare (uses commonmod))
(import commonmod)

(declare (uses dcommonmod))
(import dcommonmod)

;; (declare (uses synchash))

(include "megatest-version.scm")
(include "common_records.scm")
(include "db_records.scm")
(include "key_records.scm")
(include "run_records.scm")

Added dcommonmod.scm version [47351584f7].































































































































































































































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;;======================================================================
;; Copyright 2017, Matthew Welland.
;; 
;; This file is part of Megatest.
;; 
;;     Megatest is free software: you can redistribute it and/or modify
;;     it under the terms of the GNU General Public License as published by
;;     the Free Software Foundation, either version 3 of the License, or
;;     (at your option) any later version.
;; 
;;     Megatest is distributed in the hope that it will be useful,
;;     but WITHOUT ANY WARRANTY; without even the implied warranty of
;;     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;     GNU General Public License for more details.
;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;;======================================================================

(declare (unit dcommonmod))
(declare (uses commonmod))
;; (declare (uses commonmod))
;; (declare (uses ulex))

(module dcommonmod
	*
	
(import scheme chicken data-structures extras)
(import (prefix sqlite3 sqlite3:)
	posix typed-records srfi-18
	srfi-69)

(import commonmod)
;; (import (prefix ulex ulex:))

;;======================================================================
;; COMMONDAT
;;======================================================================

;; data common to all tabs goes here
;;
(defstruct dboard:commondat
  ((curr-tab-num 0) : number)
  please-update  
  tabdats
  update-mutex
  updaters 
  updating
  uidat ;; needs to move to tabdat at some time
  hide-not-hide-tabs
  )

(define (dboard:commondat-make)
  (make-dboard:commondat
   curr-tab-num:         0
   tabdats:              (make-hash-table)
   please-update:        #t
   update-mutex:         (make-mutex)
   updaters:             (make-hash-table)
   updating:             #f
   hide-not-hide-tabs:   #f
   ))

;;======================================================================
;; TABDAT
;;======================================================================

;; data for each specific tab goes here
;;
(defstruct dboard:tabdat 
  ;; runs
  ((allruns         '())                 : list)        ;; list of dboard:rundat records
  ((allruns-by-id    (make-hash-table))  : hash-table)  ;; hash of run-id -> dboard:rundat records
  ((done-runs       '())                 : list)        ;; list of runs already drawn
  ((not-done-runs   '())                 : list)        ;; list of runs not yet drawn
  (header            #f)                                ;; header for decoding the run records
  (keys              #f)                                ;; keys for this run (i.e. target components)
  ((numruns          8)                  : number) 
  ((tot-runs          0)                 : number)
  ((last-data-update  0)                 : number)      ;; last time the data in allruns was updated
  ((last-runs-update  0)                 : number)      ;; last time we pulled the runs info to update the tree
  (runs-mutex         (make-mutex))                     ;; use to prevent parallel access to draw objects
  ((run-update-times  (make-hash-table)) : hash-table)  ;; update times indexed by run-id
  ((last-test-dat      (make-hash-table)) : hash-table)  ;; cache last tests dat by run-id
  ((run-db-paths      (make-hash-table)) : hash-table)  ;; cache the paths to the run db files

  ;; Runs view
  ((buttondat         (make-hash-table)) : hash-table)  ;;     
  ((item-test-names  '())                : list)        ;; list of itemized tests
  ((run-keys          (make-hash-table)) : hash-table)
  (runs-matrix        #f)                               ;; used in newdashboard
  ((start-run-offset   0)                : number)      ;; left-right slider value
  ((start-test-offset  0)                : number)      ;; up-down slider value
  ((runs-btn-height     "x16") : string) ;; (or (configf:lookup *configdat* "dashboard" "btn-height") "x16")) : string)  ;; was 12
  ((runs-btn-fontsz     "10")  : string) ;; (or (configf:lookup *configdat* "dashboard" "btn-fontsz") "10")) : string)   ;; was 8
  ((runs-cell-width     "50")  : string) ;; (or (configf:lookup *configdat* "dashboard" "cell-width") "50")) : string)   ;; was 50
  ((all-test-names     '())              : list)
  
  ;; Canvas and drawing data
  (cnv                #f)
  (cnv-obj            #f)
  (drawing            #f)
  ((run-start-row     0)                 : number)
  ((max-row           0)                 : number)
  ((running-layout    #f)                : boolean)
  (originx            #f)
  (originy            #f)
  ((layout-update-ok  #t)                : boolean)
  ((compact-layout    #t)                : boolean)

  ;; Run times layout
  ;; (graph-button-box #f) ;; RA => Think it is not referenced anywhere
  (graph-matrix     #f)
  ((graph-matrix-table (make-hash-table)) : hash-table) ;; graph-dats referenced thru graph name info
  ((graph-cell-table (make-hash-table)) : hash-table) ;; graph-dats referenced thru matrix cell info
  ((graph-matrix-row 1) : number)
  ((graph-matrix-col 1) : number)

  ;; Controls used to launch runs etc.
  ((command          "")                 : string)      ;; for run control this is the command being built up
  (command-tb        #f)	                        ;; widget for the type of command; run, remove-runs etc.
  (test-patterns-textbox #f)                            ;; text box widget for editing a list of test patterns
  (key-listboxes     #f)			         
  (key-lbs           #f)			         
  run-name                                              ;; from run name setting widget
  states                                                ;; states for -state s1,s2 ...
  statuses                                              ;; statuses for -status s1,s2 ...
						         
  ;; Selector variables				         
  curr-run-id                                           ;; current row to display in Run summary view
  prev-run-id                                           ;; previous runid selected before current runid was selected (used in xor-two-runs runs summary mode
  curr-test-ids                                         ;; used only in dcommon:run-update which is used in newdashboard
  ((filters-changed  #t)                  : boolean)    ;; to indicate that the user changed filters for this tab
  ((last-filter-str  "")                  : string)      ;; conc the target runname and testpatt for a signature of changed filters
  ((hide-empty-runs  #f)                  : boolean)     
  ((hide-not-hide    #t)                  : boolean)     ;; toggle for hide/not hide empty runs
  (hide-not-hide-button #f)
  ((searchpatts        (make-hash-table)) : hash-table)  ;;
  ((state-ignore-hash  (make-hash-table)) : hash-table)  ;; hash of  STATE => #t/#f for display control
  ((status-ignore-hash (make-hash-table)) : hash-table)  ;; hash of STATUS => #t/#f
  (target              #f)
  (test-patts          #f)

  ;; db info to file the .db files for the area
  (access-mode         #f)
  (dbdir               #f)
  (dbfpath             #f)
  (dbkeys              #f)
  ((last-db-update     (make-hash-table)) : hash-table) ;; last db file timestamp
  (monitor-db-path     #f)                              ;; where to find monitor.db
  ro                                                    ;; is the database read-only?

  ;; tests data
  ((num-tests          10)               : number)      ;; total number of tests to show (used in the old runs display)

  ;; runs tree
  ((path-run-ids       (make-hash-table)) : hash-table) ;; path (target / runname) => id
  (runs-tree           #f)
  ((runs-tree-ht       (make-hash-table)) : hash-table) ;; track which targets added to tree (merge functionality with path-run-ids?)

  ;; tab data
  ((view-changed       #t)                : boolean)   
  ((xadj               0)                 : number)     ;; x slider number (if using canvas)
  ((yadj               0)                 : number)     ;; y slider number (if using canvas)
  ;; runs-summary tab state
  ((runs-summary-modes '((one-run . "Show One Run") (xor-two-runs . "XOR Two Runs") (xor-two-runs-hide-clean . "XOR; Hide Clean")) )   : list)
  ((runs-summary-mode-buttons '())               : list)
  ((runs-summary-mode  'one-run)            : symbol)
  ((runs-summary-mode-change-callbacks '()) : list)
  (runs-summary-source-runname-label #f)
  (runs-summary-dest-runname-label #f)
  ;; runs summary view
  
  tests-tree       ;; used in newdashboard
  )

;;======================================================================
;; GRAPHDAT
;;======================================================================

;; RADT => Matrix defstruct addition
(defstruct dboard:graph-dat
    ((id           #f) : string)
    ((color        #f) : vector)
    ((flag         #t) : boolean)
    ((cell         #f) : number)
    )

;;======================================================================
;; RUNSDAT
;;======================================================================

;; data for runs, tests etc. was used in run summary?
;;
(defstruct dboard:runsdat
  ;; new system
  runs-index    ;; target/runname => colnum
  tests-index   ;; testname/itempath => rownum
  matrix-dat    ;; vector of vectors rows/cols
  )

;; used to keep the rundata from rmt:get-tests-for-run
;; in sync. 
;;
(defstruct dboard:rundat
  run
  tests-drawn    ;; list of id's already drawn on screen
  tests-notdrawn ;; list of id's NOT already drawn
  rowsused       ;; hash of lists covering what areas used - replace with quadtree
  hierdat        ;; put hierarchial sorted list here
  tests          ;; hash of id => testdat
  ((tests-by-name (make-hash-table)) : hash-table) ;; hash of testfullname => testdat
  key-vals
  ((last-update   0)                 : number)    ;; last query to db got records from before last-update
  ((last-db-time  0)                 : number)    ;; last timestamp on megatest.db
  ((data-changed  #f)                : boolean)   
  ((run-data-offset  0)              : number)      ;; get only 100 items per call, set back to zero when received less than 100 items
  (db-path #f))


)

Modified diff-report.scm from [722e4fdcd5] to [03502cd2bf].

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;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.
;;

(declare (unit diff-report))
(declare (uses common))
(declare (uses rmt))
         
(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(use matchable)
(use fmt)
(use ducttape-lib)
(define css "")

(define (diff:tests-mindat->hash tests-mindat)

Modified docs/manual/Makefile from [ec9633c3d9] to [43d7d87a44].

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all : server.ps megatest_manual.html client.ps complex-itemmap.png megatest_manual.pdf

megatest_manual.html : megatest_manual.txt  *.txt installation.txt *png
	asciidoc  -b html5 -a icons -a iconsdir=$(DISPATH)/images/icons -a toc2 megatest_manual.txt
#	dos2unix megatest_manual.html

megatest_manual.pdf : megatest_manual.txt *.txt *png
megatest_manual.pdf : megatest_manual.txt *.txt *png *.ps
	a2x -a toc -f pdf megatest_manual.txt

server.pdf : server.dot
	dot -Tpdf server.dot > server.pdf

server.ps : server.dot
	dot -Tps server.dot > server.ps

client.ps : client.dot
	dot -Tps client.dot > client.ps

complex-itemmap.png : complex-itemmap.dot

Modified docs/manual/megatest_manual.html from [a02a70016f] to [fdd645b09f].

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<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="generator" content="AsciiDoc 8.6.7">
<meta name="generator" content="AsciiDoc 8.6.10">
<title>The Megatest Users Manual</title>
<style type="text/css">
/* Shared CSS for AsciiDoc xhtml11 and html5 backends */

/* Default font. */
body {
  font-family: Georgia,serif;
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ul, ol, li > p {
  margin-top: 0;
}
ul > li     { color: #aaa; }
ul > li > * { color: black; }

pre {
.monospaced, code, pre {
  font-family: "Courier New", Courier, monospace;
  font-size: inherit;
  color: navy;
  padding: 0;
  margin: 0;
}
pre {
  white-space: pre-wrap;
}

#author {
  color: #527bbd;
  font-weight: bold;
  font-size: 1.1em;
}
#email {
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div.exampleblock > div.content {
  border-left: 3px solid #dddddd;
  padding-left: 0.5em;
}

div.imageblock div.content { padding-left: 0; }
span.image img { border-style: none; }
span.image img { border-style: none; vertical-align: text-bottom; }
a.image:visited { color: white; }

dl {
  margin-top: 0.8em;
  margin-bottom: 0.8em;
}
dt {
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/*
 * xhtml11 specific
 *
 * */

tt {
  font-family: "Courier New", Courier, monospace;
  font-size: inherit;
  color: navy;
}

div.tableblock {
  margin-top: 1.0em;
  margin-bottom: 1.5em;
}
div.tableblock > table {
  border: 3px solid #527bbd;
}
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/*
 * html5 specific
 *
 * */

.monospaced {
  font-family: "Courier New", Courier, monospace;
  font-size: inherit;
  color: navy;
}

table.tableblock {
  margin-top: 1.0em;
  margin-bottom: 1.5em;
}
thead, p.tableblock.header {
  font-weight: bold;
  color: #527bbd;
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body.manpage div.sectionbody {
  margin-left: 3em;
}

@media print {
  body.manpage div#toc { display: none; }
}


@media screen {
  body {
    max-width: 50em; /* approximately 80 characters wide */
    margin-left: 16em;
  }

  #toc {
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</div></div>
</div>
<div class="sect2">
<h3 id="_trim_trailing_spaces">Trim trailing spaces</h3>
<div class="admonitionblock">
<table><tr>
<td class="icon">
<img src="/nfs/pdx/disks/ice.disk.002/icfadm/pkgs/asciidoc/8.6.7/images/icons/note.png" alt="Note">
<img src="/usr/images/icons/note.png" alt="Note">
</td>
<td class="content">As of Megatest version v1.6548 trim-trailing-spaces defaults to yes.</td>
</tr></table>
</div>
<div class="listingblock">
<div class="content monospaced">
<pre>[configf:settings trim-trailing-spaces no]
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<pre># A normal waiton waits for the prior tests to be COMPLETED
# and PASS, CHECK or WAIVED
waiton test1 test2</pre>
</div></div>
<div class="admonitionblock">
<table><tr>
<td class="icon">
<img src="/nfs/pdx/disks/ice.disk.002/icfadm/pkgs/asciidoc/8.6.7/images/icons/note.png" alt="Note">
<img src="/usr/images/icons/note.png" alt="Note">
</td>
<td class="content">Dynamic waiton lists must be capable of being calculated at the
beginning of a run. This is because Megatest walks the tree of waitons
to create the list of tests to execute.</td>
</tr></table>
</div>
<div class="listingblock">
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<div class="content monospaced">
<pre>[triggers]
COMPLETED/ xterm -e bash -s --</pre>
</div></div>
<div class="admonitionblock">
<table><tr>
<td class="icon">
<img src="/nfs/pdx/disks/ice.disk.002/icfadm/pkgs/asciidoc/8.6.7/images/icons/note.png" alt="Note">
<img src="/usr/images/icons/note.png" alt="Note">
</td>
<td class="content">There is a trailing space after the double-dash</td>
</tr></table>
</div>
<div class="paragraph"><p>There are a number of environment variables available to the trigger script
but since triggers can be called in various contexts not all variables are
available at all times. The trigger script should check for the variable and
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</div>
</div>
</div>
<div id="footnotes"><hr></div>
<div id="footer">
<div id="footer-text">
Version 1.5<br>
Last updated 2020-09-08 08:39:29 PDT
Last updated
 2021-01-25 11:33:16 MST
</div>
</div>
</body>
</html>

Modified docs/manual/server.dot from [3e029f5fe5] to [922bb8feb0].

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//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//     GNU General Public License for more details.
// 
//     You should have received a copy of the GNU General Public License
//     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.
digraph G {

// connecting to server
    subgraph cluster_1 {
        node [style=filled,shape=box];

subgraph cluster_1 {
  label="Connect";
  
  node [style=filled,shape=box];
  dotserver [label="Have .server file?"];
  connect [label="Connect to server"];
  // startserver [label="Start Server"];
  connected [label="Connection Successful"];
  anylive [label="Any live servers?"];
  askstart [label="Ask existing server to start a new server"];
  anydboard [label="Any live dashboards"];
  askdboard [label="Ask dashboard to start server"];
  serverlaunch [label="User server launch to start server process"];
  wait5sec [label="Wait 5 seconds"];
  
	check_available_queue       -> remove_entries_over_10s_old;
	remove_entries_over_10s_old -> set_available [label="num_avail < 3"];
	remove_entries_over_10s_old -> exit [label="num_avail > 2"];
  dotserver -> connect [label="yes"];
  connect -> connected [label="yes"];
  connect -> anylive [label="no"];

  // startserver -> anylive;
  anylive -> askstart [label="yes"];
  anylive -> anydboard [label="no"];
  anydboard -> askdboard [label="yes"];
  anydboard -> serverlaunch [label="no"];
  serverlaunch -> wait5sec;
	set_available               -> delay_2s;
	delay_2s          -> check_place_in_queue;
  askdboard -> wait5sec;
  askstart -> wait5sec;
  wait5sec -> dotserver;

	check_place_in_queue        -> "http:transport-launch" [label="at head"];
	check_place_in_queue        -> exit [label="not at head"];

}
	"client:login"              -> "server:shutdown" [label="login failed"];
	"server:shutdown"           -> exit;	

// server bootstrap
	subgraph cluster_2 {
		"http:transport-launch"       -> "http:transport-run";
		"http:transport-launch"       -> "http:transport-keep-running";

subgraph cluster_2 {
  label="Startup";
  node [style=filled,shape=box];
  getlock [label="Get file lock"];
  starthttpcpdb [label="Start http server/copy db to /tmp"];
  createsrvfile [label="Create .nnn.server file containing host:port"];
  releaselock [label="Release file lock"];
  chksrv [label="Check if server already exists"];
  exitstartup [label="exit/stop"];
  sleep1 [label="Sleep few seconds"];
  
		"http:transport-keep-running" -> "tests running?";
		"tests running?"              -> "client:login" [label=yes];
		"tests running?"              -> "server:shutdown" [label=no];
		"client:login"                -> delay_5s [label="login ok"];
		delay_5s                      -> "http:transport-keep-running";
	}
  getlock -> starthttpcpdb [label="yes"];
  getlock -> chksrv [label="no"];
  starthttpcpdb -> createsrvfile -> releaselock;
  chksrv -> exitstartup [label="yes"];
  chksrv -> sleep1 [label="no"];
  sleep1 -> getlock;
}

// shutting down server
subgraph cluster_3 {
  label="Shutdown";
  node [style=filled,shape=box];
  shutdown [label="Start Shutdown"];
  rejectmode [label="Put http server into reject requests mode"];
  syncback [label="Sync db back"];
  removesrvfile [label="Remove server file containing host:port"];
  exit [label="Exit process"];

  shutdown -> rejectmode -> syncback -> removesrvfile -> exit;
}
	// start_server -> "server_running?";
	// "server_running?" -> set_available [label="no"];
	// "server_running?" -> delay_2s [label="yes"];
	// delay_2s -> "still_running?";
	// "still_running?" -> ping_server [label=yes];

//     subgraph cluster_1 {
//         node [style=filled,shape=box];
// 
// 	check_available_queue       -> remove_entries_over_10s_old;
// 	remove_entries_over_10s_old -> set_available [label="num_avail < 3"];
// 	remove_entries_over_10s_old -> exit [label="num_avail > 2"];
// 
// 	set_available               -> delay_2s;
// 	delay_2s          -> check_place_in_queue;
// 
// 	check_place_in_queue        -> "http:transport-launch" [label="at head"];
	// "still_running?" -> set_available [label=no];
	// ping_server -> exit [label=alive];
	// ping_server -> remove_server_record [label=dead];
	// remove_server_record -> set_available;
	// set_available -> avail_delay [label="delay 3s"];
	// avail_delay -> "first_in_queue?";
	// 
	// "first_in_queue?" -> set_running [label=yes];
	// set_running -> get_next_port -> handle_requests;
	// "first_in_queue?" -> "dead_entry_in_queue?" [label=no];
	// "dead_entry_in_queue?" -> "server_running?" [label=no];
	// "dead_entry_in_queue?" -> "remove_dead_entries" [label=yes];
	// remove_dead_entries -> "server_running?";
	// 
	// handle_requests -> start_shutdown [label="no traffic\nno running tests"];
	// handle_requests -> shutdown_request;
	// start_shutdown -> shutdown_delay;
	// shutdown_request -> shutdown_delay;
	// shutdown_delay -> exit;
	
        label = "server:launch";
        color=brown;
// 	check_place_in_queue        -> exit [label="not at head"];
// 
// 	"client:login"              -> "server:shutdown" [label="login failed"];
// 	"server:shutdown"           -> exit;	
// 
// 	subgraph cluster_2 {
// 		"http:transport-launch"       -> "http:transport-run";
// 		"http:transport-launch"       -> "http:transport-keep-running";
// 
// 		"http:transport-keep-running" -> "tests running?";
// 		"tests running?"              -> "client:login" [label=yes];
// 		"tests running?"              -> "server:shutdown" [label=no];
// 		"client:login"                -> delay_5s [label="login ok"];
// 		delay_5s                      -> "http:transport-keep-running";
// 	}
// 
// 	// start_server -> "server_running?";
// 	// "server_running?" -> set_available [label="no"];
// 	// "server_running?" -> delay_2s [label="yes"];
// 	// delay_2s -> "still_running?";
// 	// "still_running?" -> ping_server [label=yes];
// 	// "still_running?" -> set_available [label=no];
// 	// ping_server -> exit [label=alive];
// 	// ping_server -> remove_server_record [label=dead];
// 	// remove_server_record -> set_available;
// 	// set_available -> avail_delay [label="delay 3s"];
// 	// avail_delay -> "first_in_queue?";
// 	// 
// 	// "first_in_queue?" -> set_running [label=yes];
// 	// set_running -> get_next_port -> handle_requests;
// 	// "first_in_queue?" -> "dead_entry_in_queue?" [label=no];
// 	// "dead_entry_in_queue?" -> "server_running?" [label=no];
// 	// "dead_entry_in_queue?" -> "remove_dead_entries" [label=yes];
// 	// remove_dead_entries -> "server_running?";
// 	// 
// 	// handle_requests -> start_shutdown [label="no traffic\nno running tests"];
// 	// handle_requests -> shutdown_request;
// 	// start_shutdown -> shutdown_delay;
// 	// shutdown_request -> shutdown_delay;
// 	// shutdown_delay -> exit;
// 	
//         label = "server:launch";
//         color=brown;
    }
//     }

//     client_start_server -> start_server;
//     handle_requests -> read_write;
//     read_write -> handle_requests;
}

Modified docs/manual/server.png from [ae7d7ee58e] to [76af712a05].

cannot compute difference between binary files

Modified env.scm from [028e47144f] to [dfbf91100a].

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;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;;======================================================================

(declare (unit env))

(declare (uses commonmod))
(import commonmod)

(use sql-de-lite) ;; srfi-1 posix regex regex-case srfi-69 srfi-18 call-with-environment-variables)

(define (env:open-db fname)
  (let* ((db-exists (common:file-exists? fname))
	 (db        (open-database fname)))
    (if (not db-exists)

Modified ezsteps.scm from [5de5d166c7] to [c020b83da0].

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(declare (unit ezsteps))
(declare (uses db))
(declare (uses common))
(declare (uses items))
(declare (uses runconfig))
;; (declare (uses sdb))
;; (declare (uses filedb))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "run_records.scm")


Modified fs-transport.scm from [d1050dcefe] to [77f9528c25].

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(declare (unit fs-transport))

(declare (uses common))
(declare (uses db))
(declare (uses tests))
(declare (uses tasks)) ;; tasks are where stuff is maintained about what is running.

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")


;;======================================================================
;; F S   T R A N S P O R T   S E R V E R

Modified genexample.scm from [c6a2ab2853] to [25924e53ee].

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;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;;======================================================================

(declare (unit genexample))
(use posix regex matchable)

(declare (uses commonmod))
(import commonmod)

(include "db_records.scm")

(define genexample:example-logpro
#<<EOF
  ;; You should have at least one expect:required. This ensures that your process ran
  ;; comment out the line below and replace "put pattern here" with a pattern that will

Modified http-transport.scm from [2202b22e9f] to [e3908cc7e2].

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(declare (uses db))
(declare (uses tests))
(declare (uses tasks)) ;; tasks are where stuff is maintained about what is running.
(declare (uses server))
;; (declare (uses daemon))
(declare (uses portlogger))
(declare (uses rmt))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")
(include "js-path.scm")

(require-library stml)
(define (http-transport:make-server-url hostport)

Modified index-tree.scm from [10c620fbfc] to [e2f065e1c8].

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(declare (unit tests))
(declare (uses lock-queue))
(declare (uses db))
(declare (uses common))
(declare (uses items))
(declare (uses runconfig))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "run_records.scm")
(include "test_records.scm")

Modified items.scm from [16328a4b96] to [07a121ab4e].

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;; (define itemdat '((ripeness    "green ripe overripe")
;; 		     (temperature "cool medium hot")
;; 		     (season      "summer winter fall spring")))

(declare (unit items))
(declare (uses common))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")

;; Puts out all combinations
(define (process-itemlist hierdepth curritemkey itemlist)
  (let ((res '()))
    (if (not hierdepth)

Modified keys.scm from [9fa2c0cfa5] to [82b1675b29].

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;;======================================================================

(use sqlite3 srfi-1 posix regex regex-case srfi-69)
(import (prefix sqlite3 sqlite3:))

(declare (unit keys))
(declare (uses common))

(include "key_records.scm")
(include "common_records.scm")

(declare (uses commonmod))
(define (keys->keystr keys) ;; => key1,key2,key3,additiona1, ...
  (string-intersperse keys ","))

(import commonmod)
(define (args:usage . a) #f)

;;======================================================================
;; key <=> target routines
;;======================================================================

(include "key_records.scm")
;; This invalidates using "/" in item names. Every key will be
;; available via args:get-arg as :keyfield. Since this only needs to
;; be called once let's use it to set the environment vars
;;
;; The setting of :keyfield in args should be turned off ASAP
;;
(define (keys:target-set-args keys target ht)
  (if target
      (let ((vals (string-split target "/")))
	(if (eq? (length vals)(length keys))
	    (for-each (lambda (key val)
			(setenv key val)
			(if ht (hash-table-set! ht (conc ":" key) val)))
		      keys
		      vals)
	    (debug:print-error 0 *default-log-port* "wrong number of values in " target ", should match " keys))
	vals)
      (debug:print 4 *default-log-port* "ERROR: keys:target-set-args called with no target.")))

(include "common_records.scm")
;; given the keys (a list of vectors <key field> or a list of keys) and a target return a keyval list
;; keyval list ( (key1 val1) (key2 val2) ...)
(define (keys:target->keyval keys target)
  (let* ((targlist (string-split target "/"))
	 (numkeys  (length keys))
	 (numtarg  (length targlist))
	 (targtweaked (if (> numkeys numtarg)
			  (append targlist (make-list (- numkeys numtarg) ""))
			  targlist)))
    (map (lambda (key targ)
	   (list key targ))
	 keys targtweaked)))

;;======================================================================
;; config file related routines
;;======================================================================

(define keys:config-get-fields common:get-fields)
(define (keys:make-key/field-string confdat)
  (let ((fields (configf:get-section confdat "fields")))
    (string-join
     (map (lambda (field)(conc (car field) " " (cadr field)))
	  fields)
     ",")))

Modified launch.scm from [e8093b3e63] to [621640ebf2].

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(declare (unit launch))
(declare (uses subrun))
(declare (uses common))
(declare (uses configf))
(declare (uses db))
(declare (uses ezsteps))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "megatest-fossil-hash.scm")

;;======================================================================
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	       mtcachef  rccachef
	       use-cache
	       (get-environment-variable "MT_RUN_AREA_HOME")
	       (common:file-exists? mtcachef)
	       (common:file-exists? rccachef))
          ;;(BB> "launch:setup-body -- cond branch 1 - use-cache")
          (set! *configdat*    (configf:read-alist mtcachef))
	  (set! *db-keys*      (common:get-fields *configdat*))
          ;;(BB> "launch:setup-body -- 1 set! *configdat*="*configdat*)
	  (set! *runconfigdat* (configf:read-alist rccachef))
	  (set! *configinfo*   (list *configdat*  (get-environment-variable "MT_RUN_AREA_HOME")))
	  (set! *configstatus* 'fulldata)
	  (set! *toppath*      (get-environment-variable "MT_RUN_AREA_HOME"))
	  *toppath*)
	 ;; there are no existing cached configs, do full reads of the configs and cache them
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		(begin
                  ;;(BB> "launch:setup-body -- \"first-pass\"=first-pass")
		  (set! *configdat*  (car first-pass))
                  ;;(BB> "launch:setup-body -- 2 set! *configdat*="*configdat*)
		  (set! *configinfo* first-pass)
		  (set! *toppath*    (or toppath (cadr first-pass))) ;; use the gathered data unless already have it
		  (set! toppath      *toppath*)
		  (set! *db-keys*    (common:get-fields *configdat*))
		  (if (not *toppath*)
		      (begin
			(debug:print-error 0 *default-log-port* "you are not in a megatest area!")
			(exit 1)))
		  (setenv "MT_RUN_AREA_HOME" *toppath*)
		  ;; the seed read is done, now read runconfigs, cache it then read megatest.config one more time and cache it
		  (let* ((keys         (common:list-or-null (rmt:get-keys)
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            (if (and cfgdat (list? cfgdat) (> (length cfgdat) 0) (hash-table? (car cfgdat)))
		(let* ((toppath  (or (get-environment-variable "MT_RUN_AREA_HOME")(cadr cfgdat)))
		       (rdat     (read-config (conc toppath  ;; convert this to use runconfig:read!
						    "/runconfigs.config") *runconfigdat* #t sections: sections)))
		  (set! *configinfo*   cfgdat)
		  (set! *configdat*    (car cfgdat))
		  (set! *db-keys*    (common:get-fields *configdat*))
		  (set! *runconfigdat* rdat)
		  (set! *toppath*      toppath)
		  (set! *configstatus* 'partial))
		(begin
		  (debug:print-error 0 *default-log-port* "No " mtconfig " file found. Giving up.")
		  (exit 2))))))
	;; COND ends here.

Modified lock-queue.scm from [21543b63ce] to [e12825ce7c].

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(use (prefix sqlite3 sqlite3:) srfi-18)

(declare (unit lock-queue))
(declare (uses common))
(declare (uses tasks))

(declare (uses commonmod))
(import commonmod)
;;======================================================================
;; attempt to prevent overlapping updates of rollup files by queueing
;; update requests in an sqlite db
;;======================================================================

;;======================================================================
;; db record, <vector db path-to-db>

Modified megatest.scm from [e69eff1234] to [267351f3b9].

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(declare (uses mt))
(declare (uses api))
(declare (uses tasks)) ;; only used for debugging.
(declare (uses env))
(declare (uses diff-report))
;; (declare (uses ftail))
;; (import ftail)

;; Needed for repl even if not used here in megatest.scm
(declare (uses commonmod))
(import commonmod)
(declare (uses commonmod.import))

(declare (uses dbmod))
(import dbmod)
(declare (uses dbmod.import))

(declare (uses servermod))
(import servermod)
(declare (uses servermod.import))

(declare (uses apimod))
(import apimod)
(declare (uses apimod.import))

(define *db* #f) ;; this is only for the repl, do not use in general!!!!

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "run_records.scm")
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			"-mark-incompletes"

			"-convert-to-norm"
			"-convert-to-old"
			"-import-megatest.db"
			"-sync-to-megatest.db"
                        "-sync-brute-force"
			"-logging"
			;; "-logging"
			"-v" ;; verbose 2, more than normal (normal is 1)
			"-q" ;; quiet 0, errors/warnings only

                        "-diff-rep"

			"-syscheck"
			"-obfuscate"
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		   (exit 1))))
	   homehost-required))))

;;======================================================================
;; Misc setup stuff
;;======================================================================

(debug:setup)
(common:debug-setup)

(if (args:get-arg "-logging")(set! *logging* #t))
;; (if (args:get-arg "-logging")(set! *logging* #t))

;;(if (debug:debug-mode 3) ;; we are obviously debugging
;;    (set! open-run-close open-run-close-no-exception-handling))

(if (args:get-arg "-itempatt")
    (let ((newval (conc (args:get-arg "-testpatt") "/" (args:get-arg "-itempatt"))))
      (debug:print 0 *default-log-port* "WARNING: -itempatt has been deprecated, please use -testpatt testpatt/itempatt method, new testpatt is "newval)

Added mofiles/README version [9c3858647c].


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Built modules go here - an attempt to minimize clutter.

Modified mt.scm from [e9055c2687] to [ab3fd4d8a3].

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(declare (uses items))
(declare (uses runconfig))
(declare (uses tests))
(declare (uses server))
(declare (uses runs))
(declare (uses rmt))
;; (declare (uses filedb))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "run_records.scm")
(include "test_records.scm")

Added mtconfigf.scm version [dd571ebac6].
























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;;======================================================================
;; Copyright 2019, Matthew Welland.
;; 
;; This file is part of Megatest.
;; 
;;     Megatest is free software: you can redistribute it and/or modify
;;     it under the terms of the GNU General Public License as published by
;;     the Free Software Foundation, either version 3 of the License, or
;;     (at your option) any later version.
;; 
;;     Megatest is distributed in the hope that it will be useful,
;;     but WITHOUT ANY WARRANTY; without even the implied warranty of
;;     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;     GNU General Public License for more details.
;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;;======================================================================

(declare (unit mtconfigf))

(include "mtconfigf/mtconfigf.scm")

Added mtconfigf/Makefile version [b67298756b].



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test:
	 env CHICKEN_REPOSITORY=../../../megatest/tmpinstall/eggs/lib/chicken/7 csi -s tests/run.scm

Added mtconfigf/mtconfigf.meta version [9fb56292e9].





















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(
; Your egg's license:
(license "LGPL")

; Pick one from the list of categories (see below) for your egg and enter it
; here.
(category misc)

; A list of eggs mpeg3 depends on.  If none, you can omit this declaration
; altogether. If you are making an egg for chicken 3 and you need to use
; procedures from the `files' unit, be sure to include the `files' egg in the
; `needs' section (chicken versions < 3.4.0 don't provide the `files' unit).
; `depends' is an alias to `needs'.
(needs srfi-1 srfi-69 regex regex-case directory-utils extras srfi-13 posix typed-records)

; A list of eggs required for TESTING ONLY.  See the `Tests' section.
(test-depends test)

(author "Matt Welland")
(synopsis "Megatest config file (ini-space format) with many enhancements."))

Added mtconfigf/mtconfigf.scm version [1f14c46c82].




















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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;;======================================================================
;; Copyright 2006-2018, Matthew Welland.
;; 
;; This file is part of Megatest.
;; 
;;     Megatest is free software: you can redistribute it and/or modify
;;     it under the terms of the GNU General Public License as published by
;;     the Free Software Foundation, either version 3 of the License, or
;;     (at your option) any later version.
;; 
;;     Megatest is distributed in the hope that it will be useful,
;;     but WITHOUT ANY WARRANTY; without even the implied warranty of
;;     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;     GNU General Public License for more details.
;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.
;;
;;======================================================================

;; NOTE: This is the configf module, long term it will replace configf.scm.

(module mtconfigf
        (
	 set-debug-printers
	 lazy-convert
	 assoc-safe-add
	 section-var-set!
	 safe-file-exists?
	 read-link-f
	 nice-path
	 eval-string-in-environment
	 safe-setenv
	 with-env-vars
	 cmd-run->list
	 port->list
	 configf:system
	 process-line
	 shell
	 configf:read-line
	 cfgdat->env-alist
	 calc-allow-system
	 apply-wildcards
	 val->alist
	 section->val-alist
	 read-config
	 find-config
	 find-and-read-config
	 lookup
	 var-is?
	 lookup-number
	 section-vars
	 get-section
	 set-section-var
	 compress-multi-lines
	 expand-multi-lines
	 file->list
	 write-config
	 write-merge-config
	 read-refdb
	 map-all-hier-alist
	 config->alist
	 alist->config
	 read-alist
	 write-alist
	 config->ini
	 ;;set-verbosity
         add-eval-string
	 get-eval-string
         squelch-debug-prints
	 ;; misc
	 realpath
	 find-chicken-lib
         )

(import scheme (chicken base) (chicken string) (chicken file) (chicken port))
(import typed-records srfi-18 pathname-expand)
(import regex regex-case srfi-69 srfi-1 directory-utils srfi-13 )
(import (chicken io) (chicken condition) (chicken process-context))
(import (chicken process) (chicken pathname) (chicken pretty-print) (chicken time))
(import srfi-69 (chicken platform) (chicken sort))

;; stub debug printers overridden by set-debug-printers
(define (debug:print n e . args)
  (apply print args))
(define (debug:print-info n e . args)
  (apply print "INFO: " args))
(define (debug:print-error n e . args)
  (apply print "ERROR: " args))

;;(import (prefix mtdebug debug:))
;;(define args:any? args:any-defined?) ;; cannot name it any? in mtargs module


;; FROM common.scm
;;
;; this plugs a hole in posix-extras in recent chicken versions > 4.9)
;;;(let-values (( (chicken-release-number chicken-major-version)
;;;               (apply values
;;;                      (map string->number
;;;                           (take
;;;                            (string-split (chicken-version) ".")
;;;                            2)))))
;;;  (if (or (> chicken-release-number 4)
;;;	  (and (eq? 4 chicken-release-number) (> chicken-major-version 9)))
;;;      (define ##sys#expand-home-path pathname-expand)))


 ;;(define (set-verbosity v)(debug:set-verbosity v))

 (define *default-log-port* (current-error-port))

 (define (debug:print-error n . args) ;;; n available to end-users but ignored for
   ;; default provided function
  (with-output-to-port (current-error-port)
    (lambda ()
      (apply print "ERROR: "args))))

(define (set-debug-printers normal-fn info-fn error-fn default-port)
  (if error-fn  (set! debug:print-error error-fn))
  (if info-fn   (set! debug:print-info  info-fn))
  (if normal-fn (set! debug:print       normal-fn))
  (if default-port (set! *default-log-port* default-port)))

(define (squelch-debug-prints)
  (let ((noop (lambda x #f)))
    (set! debug:print noop)
    (set! debug:print-info noop)))


;; if it looks like a number -> convert it to a number, else return it
;;
(define (lazy-convert inval)
  (let* ((as-num (if (string? inval)(string->number inval) #f)))
    (or as-num inval)))


(define *eval-string* "")
(define (add-eval-string str)
  (if (not (string-contains *eval-string* str))
      (set! *eval-string* (conc *eval-string* " " str))))
(define (get-eval-string) *eval-string*)

;; Moved to common
;;
;; return list (path fullpath configname)
(define (find-config configname #!key (toppath #f))
  (if toppath
      (let ((cfname (conc toppath "/" configname)))
	(if (safe-file-exists? cfname)
	    (list toppath cfname configname)
	    (list #f      #f     #f)))
      (let* ((cwd (string-split (current-directory) "/")))
	(let loop ((dir cwd))
	  (let* ((path     (conc "/" (string-intersperse dir "/")))
		 (fullpath (conc path "/" configname)))
	    (if (safe-file-exists? fullpath)
		(list path fullpath configname)
		(let ((remcwd (take dir (- (length dir) 1))))
		  (if (null? remcwd)
		      (list #f #f #f) ;;  #f #f) 
		  (loop remcwd)))))))))

(define (assoc-safe-add alist key val #!key (metadata #f))
  (let ((newalist (filter (lambda (x)(not (equal? key (car x)))) alist)))
    (append newalist (list (if metadata
			       (list key val metadata)
			       (list key val))))))

(define (section-var-set! cfgdat section-name var value #!key (metadata #f))
  (hash-table-set! cfgdat section-name
		   (assoc-safe-add
		    (hash-table-ref/default cfgdat section-name '())
		    var value metadata: metadata)))
;;======================================================================
;; Environment handling stuff
;;======================================================================

(define (safe-file-exists? path)
  (handle-exceptions exn #f (file-exists? path)))

(define (read-link-f path)
  (handle-exceptions
      exn
      (begin
	(debug:print-error 0 *default-log-port* "command \"/bin/readlink -f " path "\" failed.")
	path) ;; just give up
    (with-input-from-pipe
	(conc "/bin/readlink -f " path)
      (lambda ()
	(read-line)))))

;; return a nice clean pathname made absolute
(define (nice-path dir)
  (let ((match (string-match "^(~[^\\/]*)(\\/.*|)$" dir)))
    (if match ;; using ~ for home?
	(nice-path (conc #;(read-link-f (cadr match))
		    (realpath (cadr match))
		    "/" (caddr match)))
	(normalize-pathname (if (absolute-pathname? dir)
				dir
				(conc (current-directory) "/" dir))))))

(define (eval-string-in-environment str)
  (handle-exceptions
   exn
   (begin
     (debug:print-error 0 *default-log-port* "problem evaluating \"" str "\" in the shell environment")
     #f)
   (let ((cmdres (cmd-run->list (conc "echo " str))))
     (if (null? cmdres) ""
	 (caar cmdres)))))

(define (safe-setenv key val)
  (if (substring-index ":" key) ;; variables containing : are for internal use and cannot be environment variables.
      (debug:print-error 4 *default-log-port* "skip setting internal use only variables containing \":\"")
      (if (and (string? val)
	       (string? key))
	  (handle-exceptions
	      exn
	      (debug:print-error 0 *default-log-port* "bad value for setenv, key=" key ", value=" val)
	    (set-environment-variable! key val))
	  (debug:print-error 0 *default-log-port* "bad value for setenv, key=" key ", value=" val))))

;; accept an alist or hash table containing envvar/env value pairs (value of #f causes unset) 
;;   execute thunk in context of environment modified as per this list
;;   restore env to prior state then return value of eval'd thunk.
;;   ** this is not thread safe **
(define (with-env-vars delta-env-alist-or-hash-table thunk)
  (let* ((delta-env-alist (if (hash-table? delta-env-alist-or-hash-table)
                              (hash-table->alist delta-env-alist-or-hash-table)
                              delta-env-alist-or-hash-table))
         (restore-thunks
          (filter
           identity
           (map (lambda (env-pair)
                  (let* ((env-var     (car env-pair))
                         (new-val     (let ((tmp (cdr env-pair)))
                                        (if (list? tmp) (car tmp) tmp)))
                         (current-val (get-environment-variable env-var))
                         (restore-thunk
                          (cond
                           ((not current-val) (lambda () (unset-environment-variable! env-var)))
                           ((not (string? new-val)) #f)
                           ((eq? current-val new-val) #f)
                           (else 
                            (lambda () (set-environment-variable! env-var current-val))))))
                    ;;(when (not (string? new-val))
                    ;;    (debug:print 0 *default-log-port* " PROBLEM: not a string: "new-val"\n from env-alist:\n"delta-env-alist)
                    ;;    (pp delta-env-alist)
                    ;;    (exit 1))
                        
                    
                    (cond
                     ((not new-val)  ;; modify env here
                      (unset-environment-variable! env-var))
                     ((string? new-val)
                      (set-environment-variable! env-var new-val)))
                    restore-thunk))
                delta-env-alist))))
    (let ((rv (thunk)))
      (for-each (lambda (x) (x)) restore-thunks) ;; restore env to original state
      rv)))

(define (cmd-run->list cmd #!key (delta-env-alist-or-hash-table '()))
  (with-env-vars
   delta-env-alist-or-hash-table
   (lambda ()
     (let* ((fh (open-input-pipe cmd))
            (res (port->list fh))
            (status (close-input-pipe fh)))
       (list res status)))))
   
(define (port->list fh)
  (if (eof-object? fh) #f
      (let loop ((curr (read-line fh))
                 (result '()))
        (if (not (eof-object? curr))
            (loop (read-line fh)
                  (append result (list curr)))
            result))))

;;======================================================================
;; Make the regexp's needed globally available
;;======================================================================

(define configf:include-rx (regexp "^\\[include\\s+(.*)\\]\\s*$"))
(define configf:script-rx  (regexp "^\\[scriptinc\\s+(\\S+)([^\\]]*)\\]\\s*$")) ;; include output from a script
(define configf:section-rx (regexp "^\\[(.*)\\]\\s*$"))
(define configf:blank-l-rx (regexp "^\\s*$"))
(define configf:key-sys-pr (regexp "^(\\S+)\\s+\\[system\\s+(\\S+.*)\\]\\s*$"))
(define configf:key-val-pr (regexp "^(\\S+)(\\s+(.*)|())$"))
(define configf:key-no-val (regexp "^(\\S+)(\\s*)$"))
(define configf:comment-rx (regexp "^\\s*#.*"))
(define configf:cont-ln-rx (regexp "^(\\s+)(\\S+.*)$"))
(define configf:settings   (regexp "^\\[configf:settings\\s+(\\S+)\\s+(\\S+)]\\s*$"))
(define configf:initstr-rx (regexp "^\\[configf:initstr\\s+(.*)\\]\\s*$"))

;; read a line and process any #{ ... } constructs

(define configf:var-expand-regex (regexp "^(.*)#\\{(scheme|system|shell|getenv|get|runconfigs-get|rget|scm|sh|rp|gv|g|mtrah)\\s+([^\\}\\{]*)\\}(.*)"))

(define (configf:system ht cmd)
  (system cmd)
  )

;; Lookup a value in runconfigs based on -reqtarg or -target
;; 
(define (runconfigs-get config var) ;; .dvars is a special bin for storing metadata such as target
  (let ((targ (lookup config ".dvars" "target"))) ;; (common:args-get-target))) ;; (or (args:get-arg "-reqtarg")(args:get-arg "-target")(getenv "MT_TARGET"))))
    (if targ
	(or (lookup config targ var)
	    (lookup config "default" var))
	(lookup config "default" var))))

(define (realpath x)
  (let ((currdir (current-directory)))
    (handle-exceptions
	exn
	(begin
	  (change-directory currdir)
	  x) ;; anything goes wrong - return given path
      (change-directory x)
      (let ((result (current-directory)))
	(change-directory currdir)
	result))))

;;  (resolve-pathname  (pathname-expand (or x "/dev/null")) ))

(define (common:get-this-exe-fullpath #!key (argv (argv)))
  (let* ((this-script
          (cond
           ((and (> (length argv) 2)
                 (string-match "^(.*/csi|csi)$" (car argv))
                 (string-match "^-(s|ss|sx|script)$" (cadr argv)))
            (caddr argv))
           (else (car argv))))
         (fullpath (realpath this-script)))
    fullpath))

;; (use trace)
;; (trace-call-sites #t)
;; (trace realpath common:get-this-exe-fullpath)

(define *common:this-exe-fullpath* (common:get-this-exe-fullpath))
(define *common:this-exe-dir*      (pathname-directory *common:this-exe-fullpath*))
(define *common:this-exe-name*     (pathname-strip-directory *common:this-exe-fullpath*))

(define (find-chicken-lib)
  (let* ((ckhome         (chicken-home))
	 (libpath-number (car (reverse (string-split  (repository-path) "/"))))
	 (libpath        (conc *common:this-exe-dir* "/../../eggs/lib/chicken/" libpath-number)))
    (if (and (not (get-environment-variable "CHICKEN_REPOSITORY"))
	     (directory-exists? libpath))
	(conc "(repository-path \""libpath"\") ")
	"")))
  
(define (process-line l ht allow-system #!key (linenum #f)(extend-eval ""))
  (let loop ((res l))
    (if (string? res)
	(let ((matchdat (string-search configf:var-expand-regex res)))
	  (if matchdat
	      (let* ((prestr  (list-ref matchdat 1))
		     (cmdtype (list-ref matchdat 2)) ;; eval, system, shell, getenv
		     (cmd     (list-ref matchdat 3))
		     (poststr (list-ref matchdat 4))
		     (result  #f)
		     (start-time (current-milliseconds))
		     (cmdsym  (string->symbol cmdtype))
		     (presnip (conc "(import posix)(import directory-utils)"
				    "(set! getenv get-environment-variable)"
                                    ))
		     (allsnip (conc "(import posix)(import directory-utils)"
				    "(set! getenv get-environment-variable)"
				    (find-chicken-lib)
                                    "(import (prefix mtconfigf configf:))"
				    "(import mtconfigf)"
                                    *eval-string*))
		     (fullcmd (case cmdsym
				((scheme scm) (conc "(lambda (ht)" allsnip "" cmd "))"))
				((system)     (conc "(lambda (ht)" allsnip "(configf:system ht \"" cmd "\"))"))
				((shell sh)   (conc "(lambda (ht)" allsnip "(string-translate (shell \""  cmd "\") \"\n\" \" \"))"))
				((realpath rp)(conc "(lambda (ht)" allsnip "(configf:nice-path \"" cmd "\"))"))
				((getenv gv)  (conc "(lambda (ht)(get-environment-variable \"" cmd "\"))"))
				((mtrah)      (conc "(lambda (ht)"
						    allsnip
                                                    "  (let ((extra \"" cmd "\"))"
						    "     (conc (or *toppath* (get-environment-variable \"MT_RUN_AREA_HOME\"))"
						    "        (if (string-null? extra) \"\" \"/\")"
						    "     extra)))"))
				((get g)   
				 (let* ((parts (string-split cmd))
					(sect  (car parts))
					(var   (cadr parts)))
				   (conc "(lambda (ht)(configf:lookup ht \"" sect "\" \"" var "\"))")))
				;;((runconfigs-get rget) (conc "(lambda (ht)" allsnip "(configf:runconfigs-get ht \"" cmd "\"))"))
                                ((runconfigs-get rget)
                                 (runconfigs-get ht cmd))
				(else "(lambda (ht)(print \"ERROR\") \"ERROR\")"))))

		(handle-exceptions
		    exn
		    (let ((arguments ((condition-property-accessor 'exn 'arguments) exn))
			  (message    ((condition-property-accessor 'exn 'message) exn))
			  (allstr     (conc "#{( " cmdtype ") " cmd "}, full expansion: " fullcmd)))
		      (debug:print 0 *default-log-port* "WARNING: failed to process config input \"" l "\"")
		      (debug:print 0 *default-log-port* " message: " message 
				   (if arguments
				       (conc "; " (string-intersperse (map conc arguments) ", "))
				       ""))
		      (debug:print 0 *default-log-port* "INFO: allstr is\n" allstr)
		      ;; (debug:print 0 *default-log-port* "exn=" (condition->list exn))
		      (set! result allstr))
		  (if (or allow-system
			  (not (member cmdtype '("system" "shell" "sh"))))
                      (if (member cmdsym '(runconfigs-get rget))
                          (begin
                            (set! result fullcmd)
                            fullcmd)
		          (with-input-from-string fullcmd
			    (lambda ()
			      (set! result ((eval (read)
						  ;;(module-environment 'mtconfigf)
						  ) ht)))))
		      (set! result (conc "#{(" cmdtype ") "  cmd "}"))))
		(case cmdsym
		  ((system shell scheme scm sh)
		   (let ((delta (- (current-milliseconds) start-time)))
		     (if (> delta 2000)
			 (debug:print-info 0 *default-log-port* "for line \"" l "\"\n command:  " cmd " took " (/ delta 1000) " seconds to run with output:\n   " result)
			 (debug:print-info 9 *default-log-port* "for line \"" l "\"\n command:  " cmd " took " (/ delta 1000) " seconds to run with output:\n   " result)))))
		(loop (conc prestr result poststr)))
	      res))
	res)))

;; Run a shell command and return the output as a string
(define (shell cmd)
  (let* ((output (cmd-run->list cmd))
	 (res    (car output))
	 (status (cadr output)))
    (if (equal? status 0)
	(let ((outres (string-intersperse 
		       res
		       "\n")))
	  (debug:print-info 4 *default-log-port* "shell result:\n" outres)
	  outres)
	(begin
	  (with-output-to-port (current-error-port)
	    (lambda ()
	      (print "ERROR: " cmd " returned bad exit code " status)))
	  ""))))

;; this was inline but I'm pretty sure that is a hold over from when it was *very* simple ...
;;
(define (configf:read-line p ht allow-processing settings #!key ....)
  (let loop ((inl (read-line p)))
    (let ((cont-line (and (string? inl)
			  (not (string-null? inl))
			  (equal? "\\" (string-take-right inl 1)))))
      (if cont-line ;; last character is \ 
	  (let ((nextl (read-line p)))
	    (if (not (eof-object? nextl))
		(loop (string-append (if cont-line 
					 (string-take inl (- (string-length inl) 1))
					 inl)
				     nextl))))
	  (let ((res (case allow-processing ;; if (and allow-processing 
		       ;;	   (not (eq? allow-processing 'return-string)))
		       ((#t #f)
			(process-line inl ht allow-processing))
		       ((return-string)
			inl)
		       (else
			(process-line inl ht allow-processing)))))
	    (if (string? res)
		(let* ((r1 (if (not (equal? (hash-table-ref/default settings "trim-trailing-spaces" "no") "no"))
			       (string-substitute "\\s+$" "" res)
			       res))
		       (r2 (if (not (equal? (hash-table-ref/default settings "line-end-comments" "no") "no"))
			      (string-substitute "\\s*#+[^\\{]*.*$" "" r1)
			      r1)))
		  r2)
		res))))))

(define (cfgdat->env-alist section cfgdat-ht allow-system)
  (filter
   (lambda (pair)
     (let* ((var (car pair))
            (val (cdr pair)))
       (cons var
             (cond
              ((and allow-system (procedure? val)) ;; if we decided to use something other than #t or #f for allow-system ('return-procs or 'return-string) , this may become problematic
               (val))
              ((procedure? val) #f)
              ((string? val) val)
              (else "#f")))))
   (append
    (hash-table-ref/default cfgdat-ht "default" '())
    (if (equal? section "default") '() (hash-table-ref/default cfgdat-ht section '())))))

(define (calc-allow-system allow-system section sections)
  (if sections
      (and (or (equal? "default" section)
	       (member section sections))
	   allow-system) ;; account for sections and return allow-system as it might be a symbol such as return-strings
      allow-system))
    
;; given a config hash and a section name, apply that section to all matching sections (using wildcard % or regex if /..../)
;; remove the section when done so that there is no downstream clobbering
;;
(define (apply-wildcards ht section-name)
  (if (hash-table-exists? ht section-name)
      (let* ((vars  (hash-table-ref ht section-name))
	     (rxstr (if (string-contains section-name "%")
			(string-substitute (regexp "%") ".*" section-name)
			(string-substitute (regexp "^/(.*)/$") "\\1" section-name)))
	     (rx    (regexp rxstr)))
	;; (print "\nsection-name: " section-name " rxstr: " rxstr)
        (for-each
         (lambda (section)
	   (if section
	       (let ((same-section (string=? section-name section))
		     (rx-match     (string-match rx section)))
		 ;; (print "section: " section " vars: " vars " same-section: " same-section " rx-match: " rx-match)
		 (if (and (not same-section) rx-match)
		     (for-each
		      (lambda (bundle)
			;; (print "bundle: " bundle)
			(let ((key  (car bundle))
			      (val  (cadr bundle))
			      (meta (if (> (length bundle) 2)(caddr bundle) #f)))
			  (hash-table-set! ht section (assoc-safe-add (hash-table-ref ht section) key val metadata: meta))))
		      vars)))))
         (hash-table-keys ht))))
  ht)

;;======================================================================
;; Extended config lines, allows storing more hierarchial data in the config lines
;;   ABC a=1; b=hello world; c=a
;;
;; NOTE: implementation is quite limited. You currently cannot have
;;       semicolons in your string values.
;;======================================================================

;; convert string a=1; b=2; c=a silly thing; d=
;; to '((a . 1)(b . 2)(c . "a silly thing")(d . ""))
;;
(define (val->alist val #!key (convert #f))
  (let ((val-list (string-split-fields ";\\s*" val #:infix)))
    (if val-list
	(map (lambda (x)
	       (let ((f (string-split-fields "\\s*=\\s*" x #:infix)))
		 (case (length f)
		   ((0) `(,#f))  ;; null string case
		   ((1) `(,(string->symbol (car f))))
		   ((2) `(,(string->symbol (car f)) . ,(let ((inval (cadr f)))
							 (if convert (lazy-convert inval) inval))))
		   (else f))))
	     val-list)
	'())))

;; I don't want configf to turn into a weak yaml format but this extention is really useful
;;
(define (section->val-alist cfgdat section-name #!key (convert #f))
  (let ((section (get-section cfgdat section-name)))
    (map (lambda (item)
           (let ((key (car item))
                 (val (cadr item))) ;; BUG IN WAIT. sections are not returned as proper alists, should fix this.
             (cons key (val->alist val convert: convert))))
         section)))
  
;; read a config file, returns hash table of alists

;; read a config file, returns hash table of alists
;; adds to ht if given (must be #f otherwise)
;; allow-system:
;;    #f - do not evaluate [system
;;    #t - immediately evaluate [system and store result as string
;;    'return-procs -- return a proc taking ht as an argument that may be evaulated at some future time
;;    'return-string -- return a string representing a proc taking ht as an argument that may be evaulated at some future time
;; envion-patt is a regex spec that identifies sections that will be eval'd
;; in the environment on the fly
;; sections: #f => get all, else list of sections to gather
;; post-section-procs alist of section-pattern => proc, where: (proc section-name next-section-name ht curr-path)
;; apply-wildcards: #t/#f - apply vars from targets with % wildcards to all matching sections
;;
;; NOTE: apply-wild variable is intentional (but a better name would be good)
;;
(define (read-config path ht allow-system #!key (environ-patt #f)            (curr-section #f)   
		     (sections #f)              (settings (make-hash-table)) (keep-filenames #f)
		     (post-section-procs '())   (apply-wild #t) )
  (debug:print 9 *default-log-port* "BB> read-config > keep-filenames: " keep-filenames)
  (debug:print 9 *default-log-port* "START: " path)
;; (if *configdat*
;;     (common:save-pkt `((action . read-config)
;;       		 (f      . ,(cond ((string? path) path)
;;       				  ((port?   path) "port")
;;       				  (else (conc path))))
;;                        (T      . configf))
;;       	       *configdat* #t add-only: #t))
  (if (and (not (port? path))
	   (not (safe-file-exists? path))) ;; for case where we are handed a port
      (begin 
	(debug:print-info 1 *default-log-port* "read-config - file not found " path " current path: " (current-directory))
	;; WARNING: This is a risky change but really, we should not return an empty hash table if no file read?
	#f) ;; (if (not ht)(make-hash-table) ht))
      (let* ((have-file  (string? path))
	     (inp        (if have-file
			     (open-input-file path)
			     path)) ;; we can be handed a port
	     (res        (if (not ht)(make-hash-table) ht))
	     (metapath   (if keep-filenames
			     path #f))
	     (process-wildcards  (lambda (res curr-section-name)
				   (if (and apply-wild
					    (or (string-contains curr-section-name "%")   ;; wildcard
						(string-match "/.*/" curr-section-name))) ;; regex
				       (begin
					 (apply-wildcards res curr-section-name)
					 (hash-table-delete! res curr-section-name))))))  ;; NOTE: if the section is a wild card it will be REMOVED from res 
	(let loop ((inl               (configf:read-line inp res (calc-allow-system allow-system curr-section sections) settings)) ;; (read-line inp))
		   (curr-section-name (if curr-section curr-section "default"))
		   (var-flag #f);; turn on for key-var-pr and cont-ln-rx, turn off elsewhere
		   (lead     #f))
	  (debug:print-info 8 *default-log-port* "curr-section-name: " curr-section-name " var-flag: " var-flag "\n   inl: \"" inl "\"")
	  (if (eof-object? inl) 
	      (begin
                ;; process last section for wildcards
                (process-wildcards res curr-section-name)
		(if have-file ;; we received a path, not a port, thus we are responsible for closing it.
		    (close-input-port inp))
		(if (list? sections) ;; delete all sections except given when sections is provided
		    (for-each
		     (lambda (section)
		       (if (not (member section sections))
			   (hash-table-delete! res section))) ;; we are using "" as a dumping ground and must remove it before returning the ht
		     (hash-table-keys res)))
		(debug:print 9 *default-log-port* "END: " path)
                res
                ) ;; retval
	      (regex-case 
	       inl 
	       (configf:comment-rx _                  (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings)
                                                            curr-section-name #f #f))
               
	       (configf:blank-l-rx _                  (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings)
                                                            curr-section-name #f #f))
	       (configf:settings   ( x setting val  )
                                   (begin
                                     (hash-table-set! settings setting val)
                                     (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings)
                                           curr-section-name #f #f)))
	       
	       (configf:initstr-rx ( x initstr  )
                                   (begin
				     (add-eval-string initstr)
                                     (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings)
                                           curr-section-name #f #f)))
               
	       (configf:include-rx ( x include-file )
                                   (let* ((curr-conf-dir (pathname-directory path))
                                          (full-conf     (if (and (absolute-pathname? include-file) (file-exists? include-file))
                                                             include-file
                                                             (nice-path 
                                                              (conc (if curr-conf-dir
                                                                        curr-conf-dir
                                                                        ".")
                                                                    "/" include-file))))
					  (all-matches (sort (handle-exceptions exn (list) (glob full-conf)) string<=?)))
				       (if (null? all-matches)
					   (begin
					     (debug:print '(2 9) #f "INFO: include file(s) matching " include-file " not found (called from " path ")")
					     (debug:print 2 *default-log-port* "        " full-conf))
					   (for-each
					    (lambda (fpath)
					      ;; (push-directory conf-dir)
					      (debug:print 9 *default-log-port* "Including: " full-conf)
					      (read-config fpath res allow-system environ-patt: environ-patt
							   curr-section: curr-section-name sections: sections settings: settings
							   keep-filenames: keep-filenames))
					    all-matches))
				       (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings)
					     curr-section-name #f #f)))
	       (configf:script-rx ( x include-script params);; handle-exceptions
                                  ;;    exn
                                  ;;    (begin
                                  ;;      (debug:print '(0 2 9) #f "INFO: include from script " include-script " failed.")
                                  ;;      (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
                                  (if (and (safe-file-exists? include-script)(file-executable? include-script))
                                      (let* ((local-allow-system  (calc-allow-system allow-system curr-section-name sections))
                                             (env-delta  (cfgdat->env-alist curr-section-name res local-allow-system))
                                             (new-inp-port
                                              (with-env-vars
                                               env-delta
                                               (lambda ()
                                                 (open-input-pipe (conc include-script " " params))))))
                                        (debug:print '(2 9) *default-log-port* "Including from script output: " include-script)
                                        ;;  (print "We got here, calling read-config next. Port is: " new-inp-port)
                                        (read-config new-inp-port res allow-system environ-patt: environ-patt curr-section: curr-section-name sections: sections settings: settings keep-filenames: keep-filenames)
                                        (close-input-port new-inp-port)
                                        (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
                                      (begin
                                        (debug:print 0 *default-log-port* "Script not found or not exectutable: " include-script)
                                        (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))
                                  ) ;; )
	       (configf:section-rx ( x section-name )
                                   (begin
                                     ;; call post-section-procs
                                     (for-each 
                                      (lambda (dat)
                                        (let ((patt (car dat))
                                              (proc (cdr dat)))
                                          (if (string-match patt curr-section-name)
                                              (proc curr-section-name section-name res path))))
                                      post-section-procs)
                                     ;; after gathering the vars for a section and if apply-wildcards is true and if there is a wildcard in the section name process wildcards
                                     ;; NOTE: we are processing the curr-section-name, NOT section-name.
                                     (process-wildcards res curr-section-name)
                                     (if (not (hash-table-ref/default res section-name #f))(hash-table-set! res section-name '())) ;; ensure that mere mention of a section is not lost
                                     (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings)
                                           ;; if we have the sections list then force all settings into "" and delete it later?
                                           ;; (if (or (not sections) 
                                           ;;	      (member section-name sections))
                                           ;;	  section-name "") ;; stick everything into "". NOPE: We need new strategy. Put stuff in correct sections and then delete all sections later.
                                           section-name
                                           #f #f)))
	       (configf:key-sys-pr ( x key cmd      )
                                   (if (calc-allow-system allow-system curr-section-name sections)
                                       (let ((alist    (hash-table-ref/default res curr-section-name '()))
                                             (val-proc (lambda ()
                                                         (let* ((start-time (current-seconds))
                                                                (local-allow-system  (calc-allow-system allow-system curr-section-name sections))
                                                                (env-delta  (cfgdat->env-alist curr-section-name res local-allow-system))
                                                                (cmdres     (cmd-run->list cmd delta-env-alist-or-hash-table: env-delta)) ;; BB: here is where [system is exec'd.  needs to have env from other vars!
                                                                (delta      (- (current-seconds) start-time))
                                                                (status     (cadr cmdres))
                                                                (res        (car  cmdres)))
                                                           (debug:print-info 4 *default-log-port* "" inl "\n => " (string-intersperse res "\n"))
                                                           (if (not (eq? status 0))
                                                               (begin
                                                                 (debug:print-error 0 *default-log-port* "problem with " inl ", return code " status
                                                                                    " output: " cmdres)))
                                                           (if (> delta 2)
                                                               (debug:print-info 0 *default-log-port* "for line \"" inl "\"\n  command: " cmd " took " delta " seconds to run with output:\n   " res)
                                                               (debug:print-info 9 *default-log-port* "for line \"" inl "\"\n  command: " cmd " took " delta " seconds to run with output:\n   " res))
                                                           (if (null? res)
                                                               ""
                                                               (string-intersperse res " "))))))
                                         (hash-table-set! res curr-section-name 
                                                          (assoc-safe-add alist
                                                                                 key 
                                                                                 (case (calc-allow-system allow-system curr-section-name sections)
                                                                                   ((return-procs) val-proc)
                                                                                   ((return-string) cmd)
                                                                                   (else (val-proc)))
                                                                                 metadata: metapath))
                                         (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
                                       (loop (configf:read-line inp res
                                                                (calc-allow-system allow-system curr-section-name sections)
                                                                settings)
                                             curr-section-name #f #f)))
               
	       (configf:key-no-val ( x key val)
                                   (let* ((alist   (hash-table-ref/default res curr-section-name '()))
                                          (fval    (or (if (string? val) val #f) ""))) ;; fval should be either "" or " " (one or more spaces)
                                     (debug:print 10 *default-log-port* "   setting: [" curr-section-name "] " key " = #t")
                                     (safe-setenv key fval)
                                     (hash-table-set! res curr-section-name 
                                                      (assoc-safe-add alist key fval metadata: metapath))
                                     (loop (configf:read-line inp res
                                                              (calc-allow-system allow-system curr-section-name sections)
                                                              settings)
                                           curr-section-name key #f)))
               
	       (configf:key-val-pr ( x key unk1 val unk2 )
                                   (let* ((alist   (hash-table-ref/default res curr-section-name '()))
                                          (envar   (and environ-patt
							(string-search (regexp environ-patt) curr-section-name)
							(and (not (string-null? key))
							     (not (equal? "!" (substring key 0 1)))) ;; ! as leading character is a signature to NOT export to the environment
							;; (string-match "^.*:.*:.*$" key) ;; ;; something:something:something reserved for triggers in runconfigs
							)) 
                                          (realval (if envar
                                                       (eval-string-in-environment val)
                                                       val)))
                                     (debug:print-info 6 *default-log-port* "read-config env setting, envar: " envar " realval: " realval " val: " val " key: " key " curr-section-name: " curr-section-name)
                                     (if envar (safe-setenv key realval))
                                     (debug:print 10 *default-log-port* "   setting: [" curr-section-name "] " key " = " val)
                                     (hash-table-set! res curr-section-name 
                                                      (assoc-safe-add alist key realval metadata: metapath))
                                     (loop (configf:read-line inp res
                                                              (calc-allow-system allow-system curr-section-name sections) settings)
                                           curr-section-name key #f)))
	       ;; if a continued line
	       (configf:cont-ln-rx ( x whsp val     )
                                   (let ((alist (hash-table-ref/default res curr-section-name '())))
                                     (if var-flag             ;; if set to a string then we have a continued var
                                         (let ((newval (conc 
                                                        (lookup res curr-section-name var-flag) "\n"
                                                        ;; trim lead from the incoming whsp to support some indenting.
                                                        (if lead
                                                            (string-substitute (regexp lead) "" whsp)
                                                            "")
                                                        val)))
                                           ;; (print "val: " val "\nnewval: \"" newval "\"\nvarflag: " var-flag)
                                           (hash-table-set! res curr-section-name 
                                                            (assoc-safe-add alist var-flag newval metadata: metapath))
                                           (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name var-flag (if lead lead whsp)))
                                         (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))))
	       (else (debug:print-error 0 *default-log-port* "problem parsing " path ",\n   \"" inl "\"")
		     (set! var-flag #f)
		     (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))))
          ) ;; end loop
        )))

;; look at common:set-fields for an example of how to use the set-fields proc
;; pathenvvar will set the named var to the path of the config
;;
(define (find-and-read-config fname #!key (environ-patt #f)(given-toppath #f)(pathenvvar #f)(set-fields #f)(keep-filenames #f))
  (let* ((curr-dir   (current-directory))
         (configinfo (find-config fname toppath: given-toppath))
	 (toppath    (car configinfo))
	 (configfile (cadr configinfo)))
    (if toppath (change-directory toppath)) 
    (if (and toppath pathenvvar)(set-environment-variable! pathenvvar toppath))
    (let ((configdat  (if configfile 
			  (read-config configfile #f #t environ-patt: environ-patt
				       post-section-procs: (if set-fields (list (cons "^fields$" set-fields)   ) '())
				       #f
                                       keep-filenames: keep-filenames))))
      (if toppath (change-directory curr-dir))
      (list configdat toppath configfile fname))))

(define (lookup cfgdat section var)
  (if (hash-table? cfgdat)
      (let ((sectdat (hash-table-ref/default cfgdat section '())))
	(if (null? sectdat)
	    #f
	    (let ((match (assoc var sectdat)))
	      (if match ;; (and match (list? match)(> (length match) 1))
		  (cadr match)
		  #f))
	    ))
      #f))

;; use to have definitive setting:
;;  [foo]
;;  var yes
;;
;;  (var-is? cfgdat "foo" "var" "yes") => #t
;;
(define (var-is? cfgdat section var expected-val)
  (equal? (lookup cfgdat section var) expected-val))

;; safely look up a value that is expected to be a number, return
;; a default (#f unless provided)
;;
(define (lookup-number cfgdat section varname #!key (default #f))
  (let* ((val (lookup cfgdat section varname))
         (res (if val
                  (string->number (string-substitute "\\s+" "" val #t))
                  #f)))
    (cond
     (res  res)
     (val  (debug:print 0 *default-log-port* "ERROR: no number found for [" section "], " varname ", got: " val))
     (else default))))

(define (section-vars cfgdat section)
  (let ((sectdat (hash-table-ref/default cfgdat section '())))
    (if (null? sectdat)
	'()
	(map car sectdat))))

(define (get-section cfgdat section)
  (hash-table-ref/default cfgdat section '()))

(define (set-section-var cfgdat section var val)
  (let ((sectdat (get-section cfgdat section)))
    (hash-table-set! cfgdat section
                     (assoc-safe-add sectdat var val))))

    ;;(append (filter (lambda (x)(not (assoc var sectdat))) sectdat)
    ;;	    (list var val))))

;; moved to common
;; (define (setup)
;;   (let* ((configf (find-config "megatest.config"))
;; 	 (config  (if configf (read-config configf #f #t) #f)))
;;     (if config
;; 	(setenv "RUN_AREA_HOME" (pathname-directory configf)))
;;     config))

;;======================================================================
;; Non destructive writing of config file
;;======================================================================

(define (compress-multi-lines fdat)
  ;; step 1.5 - compress any continued lines
  (if (null? fdat) fdat
	(let loop ((hed (car fdat))
		   (tal (cdr fdat))
		   (cur "")
		   (led #f)
		   (res '()))
	  ;; ALL WHITESPACE LEADING LINES ARE TACKED ON!!
	  ;;  1. remove led whitespace
	  ;;  2. tack on to hed with "\n"
	  (let ((match (string-match configf:cont-ln-rx hed)))
	    (if match ;; blast! have to deal with a multiline
		(let* ((lead (cadr match))
		       (lval (caddr match))
		       (newl (conc cur "\n" lval)))
		  (if (not led)(set! led lead))
		  (if (null? tal) 
		      (set! fdat (append fdat (list newl)))
		      (loop (car tal)(cdr tal) newl led res))) ;; NB// not tacking newl onto res
		(let ((newres (if led 
				  (append res (list cur hed))
				  (append res (list hed)))))
		  ;; prev was a multiline
		  (if (null? tal)
		      newres
		      (loop (car tal)(cdr tal) "" #f newres))))))))

;; note: I'm cheating a little here. I merely replace "\n" with "\n         "
(define (expand-multi-lines fdat)
  ;; step 1.5 - compress any continued lines
  (if (null? fdat) fdat
      (let loop ((hed (car fdat))
		 (tal (cdr fdat))
		 (res '()))
	(let ((newres (append res (list (string-substitute (regexp "\n") "\n         " hed #t)))))
	  (if (null? tal)
	      newres
	      (loop (car tal)(cdr tal) newres))))))

(define (file->list fname)
  (if (safe-file-exists? fname)
      (let ((inp (open-input-file fname)))
	(let loop ((inl (read-line inp))
		   (res '()))
	  (if (eof-object? inl)
	      (begin
		(close-input-port inp)
		(reverse res))
	      (loop (read-line inp)(cons inl res)))))
      '()))

;; raw basic write config in ini format
;;
(define (write-config cfgdat fname)
  (with-output-to-file fname
    (lambda ()
      (config->ini cfgdat))))

;;       (for-each
;;        (lambda (section)
;; 	 (let ((sec-dat (hash-table-ref cfgdat section)))
;; 	   (for-each (lambda (entry)(print (car entry) " " (cadr entry))) sec-dat)))
;;        (sort (hash-table-keys cfgdat) (lambda (a b)(string<= a b)))))))

;;======================================================================
;; Write a config
;;   0. Given a refererence data structure "indat"
;;   1. Open the output file and read it into a list
;;   2. Flatten any multiline entries
;;   3. Modify values per contents of "indat" and remove absent values
;;   4. Append new values to the section (immediately after last legit entry)
;;   5. Write out the new list 
;;======================================================================

(define (write-merge-config indat fname #!key (required-sections '()))
  (let* (;; step 1: Open the output file and read it into a list
	 (fdat    (file->list fname))
	 (refdat  (make-hash-table))
	 (sechash (make-hash-table)) ;; current section hash, init with hash for "default" section
	 (new     #f) ;; put the line to be used in new, if it is to be deleted the set new to #f
	 (secname #f))

    ;; step 2: Flatten multiline entries
    (if (not (null? fdat))(set! fdat (compress-multi-lines fdat)))

    ;; step 3: Modify values per contents of "indat" and remove absent values
    (if (not (null? fdat))
	(let loop ((hed  (car fdat))
		   (tal  (cadr fdat))
		   (res  '())
		   (lnum 0))
	  (regex-case 
	   hed
	   (configf:comment-rx _                  (set! res (append res (list hed)))) ;; (loop (read-line inp) curr-section-name #f #f))
	   (configf:blank-l-rx _                  (set! res (append res (list hed)))) ;; (loop (read-line inp) curr-section-name #f #f))
	   (configf:section-rx ( x section-name ) (let ((section-hash (hash-table-ref/default refdat section-name #f)))
						    (if (not section-hash)
							(let ((newhash (make-hash-table)))
							  (hash-table-set! refdat section-name newhash)
							  (set! sechash newhash))
							(set! sechash section-hash))
						    (set! new hed) ;; will append this at the bottom of the loop
						    (set! secname section-name)
						    ))
	   ;; No need to process key cmd, let it fall though to key val
	   (configf:key-val-pr ( x key val      )
		       (let ((newval (lookup indat secname key))) ;; secname was sec. I think that was a bug
			 ;; can handle newval == #f here => that means key is removed
			 (cond 
			  ((equal? newval val)
			   (set! res (append res (list hed))))
			  ((not newval) ;; key has been removed
			   (set! new #f))
			  ((not (equal? newval val))
			     (hash-table-set! sechash key newval)
			     (set! new (conc key " " newval)))
			  (else
			   (debug:print-error 0 *default-log-port* "problem parsing line number " lnum "\"" hed "\"")))))
	   (else
	    (debug:print-error 0 *default-log-port* "Problem parsing line num " lnum " :\n   " hed )))
	  (if (not (null? tal)) 
	      (loop (car tal)(cdr tal)(if new (append res (list new)) res)(+ lnum 1)))
	  ;; drop to here when done processing, res contains modified list of lines
	  (set! fdat res)))

    ;; step 4: Append new values to the section
    (for-each 
     (lambda (section)
       (let ((sdat   '()) ;; append needed bits here
	     (svars  (section-vars indat section)))
	 (for-each 
	  (lambda (var)
	    (let ((val (lookup refdat section var)))
	      (if (not val) ;; this one is new
		  (begin
		    (if (null? sdat)(set! sdat (list (conc "[" section "]"))))
		    (set! sdat (append sdat (list (conc var " " val))))))))
	  svars)
	 (set! fdat (append fdat sdat))))
     (delete-duplicates (append required-sections (hash-table-keys indat))))

    ;; step 5: Write out new file
    (with-output-to-file fname 
      (lambda ()
	(for-each 
	 (lambda (line)
	   (print line))
	 (expand-multi-lines fdat))))))

;;======================================================================
;; refdb
;;======================================================================

;; reads a refdb into an assoc array of assoc arrays
;;   returns (list dat msg)
(define (read-refdb refdb-path)
  (let ((sheets-file  (conc refdb-path "/sheet-names.cfg")))
    (if (not (safe-file-exists? sheets-file))
	(list #f (conc "ERROR: no refdb found at " refdb-path))
	(if (not (file-readable? sheets-file))
	    (list #f (conc "ERROR: refdb file not readable at " refdb-path))
	    (let* ((sheets (with-input-from-file sheets-file
			     (lambda ()
			       (let loop ((inl (read-line))
					  (res '()))
				 (if (eof-object? inl)
				     (reverse res)
				     (loop (read-line)(cons inl res)))))))
		   (data   '()))
	      (for-each 
	       (lambda (sheet-name)
		 (let* ((dat-path  (conc refdb-path "/" sheet-name ".dat"))
			(ref-dat   (read-config dat-path #f #t))
			(ref-assoc (map (lambda (key)
					  (list key (hash-table-ref ref-dat key)))
					(hash-table-keys ref-dat))))
				   ;; (hash-table->alist ref-dat)))
		   ;; (set! data (append data (list (list sheet-name ref-assoc))))))
		   (set! data (cons (list sheet-name ref-assoc) data))))
	       sheets)
	      (list data "NO ERRORS"))))))

;; map over all pairs in a three level hierarchial alist and apply a function to the keys/val
;;
(define (map-all-hier-alist data proc #!key (initproc1 #f)(initproc2 #f)(initproc3 #f))
  (for-each 
   (lambda (sheetname)
     (let* ((sheettmp  (assoc sheetname data))
	    (sheetdat  (if sheettmp (cadr sheettmp) '())))
       (if initproc1 (initproc1 sheetname))
       (for-each 
	(lambda (sectionname)
	  (let* ((sectiontmp  (assoc sectionname sheetdat))
		 (sectiondat  (if sectiontmp (cadr sectiontmp) '())))
	    (if initproc2 (initproc2 sheetname sectionname))
	    (for-each
	     (lambda (varname)
	       (let* ((valtmp (assoc varname sectiondat))
		      (val    (if valtmp (cadr valtmp) "")))
		 (proc sheetname sectionname varname val)))
	     (map car sectiondat))))
	(map car sheetdat))))
   (map car data))
  data)

;;======================================================================
;;  C O N F I G   T O / F R O M   A L I S T
;;======================================================================

(define (config->alist cfgdat)
  (hash-table->alist cfgdat))

(define (alist->config adat)
  (let ((ht (make-hash-table)))
    (for-each
     (lambda (section)
       (hash-table-set! ht (car section)(cdr section)))
     adat)
    ht))

;; if 
(define (read-alist fname)
  (handle-exceptions
      exn
      #f
    (alist->config
     (with-input-from-file fname read))))

(define (write-alist cdat fname #!key (locker #f)(unlocker #f))
  (if (and locker (not (locker fname)))
      (debug:print 0 *default-log-port* "INFO: Could not get lock on " fname))
  (let* ((dat  (config->alist cdat))
         (res
          (begin
            (with-output-to-file fname ;; first write out the file
              (lambda ()
                (pp dat)))
            
            (if (file-exists? fname)   ;; now verify it is readable
                (if (read-alist fname)
                    #t ;; data is good.
                    (begin
                      (handle-exceptions
                       exn
                       #f
                       (debug:print 0 *default-log-port* "WARNING: content " dat " for cache " fname " is not readable. Deleting generated file.")
                       (delete-file fname))
                      #f))
                #f))))
    (if unlocker (unlocker fname))
    res))
  
;; convert config hash-table/list data to ini format
;;
(define (config->ini data)
  (map 
   (lambda (section)
     (let ((section-name (car section))
	   (section-dat  (cdr section)))
       (print "\n[" section-name "]")
       (map (lambda (dat-pair)
	      (let* ((var (car dat-pair))
		     (val (cadr dat-pair))
		     (fname (if (> (length dat-pair) 2)(caddr dat-pair) #f)))
		(if fname (print "# " var "=>" fname))
		(print var " " val)))
	    section-dat))) ;;       (print "section-dat: " section-dat))
   (hash-table->alist data)))

;(use trace)
;(trace-call-sites #t)
;(trace read-config)

)

Added mtconfigf/mtconfigf.setup version [14a686d751].

















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;; Copyright 2007-2010, Matthew Welland.
;;
;;  This program is made available under the GNU GPL version 2.0 or
;;  greater. See the accompanying file COPYING for details.
;;
;;  This program is distributed WITHOUT ANY WARRANTY; without even the
;;  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
;;  PURPOSE.

;;;; mtconfig.setup

;; compile the code into dynamically loadable shared objects
;; and install as modules

(compile -s mtconfigf.scm)
(standard-extension 'mtconfigf "mtconfigf.so")

Added mtconfigf/tests/run.scm version [f0fc4f2f77].

















































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(load "../mtdebug/mtdebug.scm")
(import mtdebug)
(load "mtconfigf.scm")
(import (prefix mtconfigf config:))

(use mtdebug)
;; configure mtconfigf
(let* ((normal-fn debug:print)
       (info-fn   debug:print-info)
       (error-fn  debug:print-error)
       (default-port (current-output-port)))
  (config:set-debug-printers normal-fn info-fn error-fn default-port))


(use test)

(let* ((cfgdat
        (config:read-config "tests/test.config" #f #f)))

  
  (test #f "value" (config:lookup cfgdat "basic" "key"))
  (test #f 2 (config:lookup-number cfgdat "basic" "two"))
  
  )

(config:add-eval-string "(define (customfunc) \"hello\")")
(let* ((cfgdat
        (config:read-config "tests/test2.config" #f #f)))
  (test #f "bar" (config:lookup cfgdat "schemy" "rgetreftarget"))
  (test #f "baz" (config:lookup cfgdat "schemy" "rgetrefdefault"))
  (test #f "2" (config:lookup cfgdat "schemy" "addup"))
  (test #f 2 (config:lookup-number cfgdat "schemy" "addup"))
  (test #f "hello" (config:lookup cfgdat "schemy" "custom"))
  )

(test #f
      (conc "hello " (get-environment-variable "USER"))
      (config:eval-string-in-environment "hello $USER"))

(let* ((cfgdat
        (config:read-config "tests/test3.config" #f #t)))
  (test #f "hello" (config:lookup cfgdat "systemic" "hello"))
  (test #f
        (conc "hello " (get-environment-variable "USER"))
        (config:lookup cfgdat "systemic" "hellouser"))

  )

Added mtconfigf/tests/test.config version [3d5375a8d9].




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[basic]
key value
two 2

Added mtconfigf/tests/test2.config version [18058f78ed].
















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[default]
deffoo baz

[a-target]
foo bar

[.dvars]
target a-target


[schemy]
addup #{scheme (+ 1 1)}
custom #{scheme (customfunc)}
rgetreftarget #{rget foo}
rgetrefdefault #{rget deffoo}

Added mtconfigf/tests/test3.config version [3f1e49e30c].




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[systemic]
hello [system echo hello]
hellouser [system echo hello $USER]

Modified mtut.scm from [2855879998] to [3ab8528d8b].

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     (prefix sqlite3 sqlite3:)
     nanomsg)

(declare (uses common))
(declare (uses margs))
(declare (uses configf))
;; (declare (uses rmt))

(declare (uses commonmod))
(import commonmod)

(use ducttape-lib)

(include "megatest-fossil-hash.scm")

(require-library stml)

Modified newdashboard.scm from [3cc17ecae4] to [2d92665a75].

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(use sql-de-lite srfi-1 posix regex regex-case srfi-69 typed-records sparse-vectors ;; defstruct
     (prefix dbi dbi:))

(declare (uses common))
(declare (uses megatest-version))
(declare (uses margs))

(declare (uses commonmod))
(import commonmod)

;; (declare (uses launch))
;; (declare (uses gutils))
;; (declare (uses db))
;; (declare (uses server))
;; (declare (uses synchash))
(declare (uses dcommon))

Modified ods.scm from [42e94b826f] to [1b93bc9256].

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;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.
;;

(use csv-xml regex)
(declare (unit ods))
(declare (uses common))
(declare (uses commonmod))
(import commonmod)

(define ods:dirs
  '("Configurations2"
    "Configurations2/toolpanel"
    "Configurations2/menubar"
    "Configurations2/toolbar"
    "Configurations2/progressbar"

Modified portlogger.scm from [36a4964f50] to [51459afd2c].

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(require-extension (srfi 18) extras tcp s11n)

(use sqlite3 srfi-1 posix srfi-69 hostinfo dot-locking z3)
(import (prefix sqlite3 sqlite3:))

(declare (unit portlogger))
(declare (uses db))

(declare (uses commonmod))
(import commonmod)

;; lsof -i

(define (portlogger:open-db fname)
  (let* ((avail    (tasks:wait-on-journal fname 5 remove: #t)) ;; wait up to about 10 seconds for the journal to go away
	 (exists   (common:file-exists? fname))
	 (db       (if avail 

Modified process.scm from [f9dfbe5500] to [ebe55b45e0].

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;;======================================================================
;; Process convience utils
;;======================================================================

(use regex directory-utils)
(declare (unit process))

(declare (uses commonmod))
(import commonmod)

(define (process:conservative-read port)
  (let loop ((res ""))
    (if (not (eof-object? (peek-char port)))
	(loop (conc res (read-char port)))
	res)))

Modified rmt.scm from [bcbb74efcc] to [cf2fc424f4].

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;;======================================================================

(use format typed-records) ;; RADT => purpose of json format??

(declare (unit rmt))
(declare (uses api))
(declare (uses http-transport))

(declare (uses commonmod))
(import commonmod)

(declare (uses apimod))
(import apimod)

(include "common_records.scm")
;; (declare (uses rmtmod))

;; (import rmtmod)

;;
;; THESE ARE ALL CALLED ON THE CLIENT SIDE!!!

Modified rmtmod.scm from [6b720dfd33] to [2c6cae7b17].

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;;======================================================================

(declare (unit rmtmod))
(declare (uses commonmod))
(declare (uses apimod))
;; (declare (uses apimod.import))
(declare (uses ulex))
;; (declare (uses ulex))

;; (include "ulex/ulex.scm")

(module rmtmod
	*
	
(import scheme chicken data-structures extras)
(import (prefix sqlite3 sqlite3:) posix typed-records srfi-18)
(import (prefix commonmod cmod:))
(import apimod)
(import (prefix ulex ulex:))
;; (import (prefix ulex ulex:))

(defstruct alldat
  (areapath #f)
  (ulexdat  #f)
  )

;; return the handle struct for sending queries to a specific database

Modified runconfig.scm from [66b9c38588] to [5fc8095c21].

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;; to this run field1val/field2val/field3val ...
;;======================================================================

(use format directory-utils)

(declare (unit runconfig))
(declare (uses common))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")

(define (runconfig:read fname target environ-patt)
  (let ((ht (make-hash-table)))
    (if target (hash-table-set! ht target '()))
    (read-config fname ht #t environ-patt: environ-patt sections: (if target (list "default" target) #f))))

Modified runs.scm from [14564e4b78] to [359b1f9864].

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(declare (uses items))
(declare (uses runconfig))
(declare (uses tests))
(declare (uses server))
(declare (uses mt))
(declare (uses archive))
;; (declare (uses filedb))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "run_records.scm")
(include "test_records.scm")

Modified server.scm from [136e39e7ec] to [d838ea12e7].

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(declare (uses db))
(declare (uses tasks)) ;; tasks are where stuff is maintained about what is running.
;; (declare (uses synchash))
(declare (uses http-transport))
;;(declare (uses rpc-transport))
(declare (uses launch))
;; (declare (uses daemon))

(declare (uses commonmod))
(import commonmod)

(declare (uses dbmod))
(import dbmod)

(include "common_records.scm")
(include "db_records.scm")

(define (server:make-server-url hostport)
  (if (not hostport)
      #f

Added servermod.scm version [2e7b887d59].








































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;;======================================================================
;; Copyright 2017, Matthew Welland.
;; 
;; This file is part of Megatest.
;; 
;;     Megatest is free software: you can redistribute it and/or modify
;;     it under the terms of the GNU General Public License as published by
;;     the Free Software Foundation, either version 3 of the License, or
;;     (at your option) any later version.
;; 
;;     Megatest is distributed in the hope that it will be useful,
;;     but WITHOUT ANY WARRANTY; without even the implied warranty of
;;     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;     GNU General Public License for more details.
;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;;======================================================================

(declare (unit servermod))

(module servermod
	*
	
(import scheme chicken data-structures extras)
(import (prefix sqlite3 sqlite3:) posix typed-records srfi-18)

(define (just-testing)
  (print "JUST TESTING"))

;; (define (debug:print . params) #f)
;; (define (debug:print-info . params) #f)
;; 
;; (define (set-functions dbgp dbgpinfo)
;;   (set! debug:print dbgp)
;;   (set! debug:print-info dbgpinfo))

)

Modified subrun.scm from [bd1952a98c] to [bb2ab40abf].

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;;(declare (uses runconfig))
;;(declare (uses tests))
;;(declare (uses server))
(declare (uses mt))
;;(declare (uses archive))
;; (declare (uses filedb))

(declare (uses commonmod))
(import commonmod)

;(include "common_records.scm")
;;(include "common_records.scm")
;;(include "key_records.scm")
(include "db_records.scm") ;; provides db:test-get-id
;;(include "run_records.scm")
;;(include "test_records.scm")

(define (subrun:subrun-test-initialized? test-run-dir)
  (if (and (common:file-exists? (conc test-run-dir "/subrun-area") )

Modified tasks.scm from [a73c5b318e] to [e5a57b4296].

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(declare (unit tasks))
(declare (uses db))
(declare (uses rmt))
(declare (uses common))
(declare (uses pgdb))

;; (import pgdb) ;; pgdb is a module

(declare (uses commonmod))
(import commonmod)

(declare (uses dbmod))
(import dbmod)

(include "task_records.scm")
(include "db_records.scm")

;;======================================================================
;; Tasks db
;;======================================================================

Modified tcmt.scm from [6658a745e5] to [d89fbc3238].

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(use trace)
;; (trace-call-sites #t)

(declare (uses margs))
(declare (uses rmt))
(declare (uses common))
;; (declare (uses megatest-version))

(declare (uses commonmod))
(import commonmod)

(include "megatest-version.scm")
(include "megatest-fossil-hash.scm")
(include "db_records.scm")

(define origargs (cdr (argv)))
(define remargs (args:get-args

Modified tdb.scm from [6edff6262d] to [a6ed93f3eb].

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(declare (unit tdb))
(declare (uses common))
(declare (uses keys))
(declare (uses ods))
(declare (uses client))
(declare (uses mt))
(declare (uses db))

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "db_records.scm")
(include "key_records.scm")
(include "run_records.scm")

;;======================================================================

Modified tests.scm from [0094b671e6] to [29e8e4ef66].

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;; (declare (uses sdb))
(declare (uses server))
;;(declare (uses stml2))

(use sqlite3 srfi-1 posix regex regex-case srfi-69 dot-locking tcp directory-utils)
(import (prefix sqlite3 sqlite3:))
(require-library stml)

(declare (uses commonmod))
(import commonmod)

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "run_records.scm")
(include "test_records.scm")
(include "js-path.scm")

Modified tree.scm from [5b84d6f782] to [fb1fa4db79].

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(declare (uses launch))
;; (declare (uses megatest-version))
(declare (uses gutils))
(declare (uses db))
(declare (uses server))
;; (declare (uses synchash))
(declare (uses dcommon))

(declare (uses commonmod))
(import commonmod)


(include "megatest-version.scm")
(include "common_records.scm")
(include "db_records.scm")
(include "key_records.scm")

;;======================================================================