Megatest

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

# module source files
MSRCFILES = dbmod.scm dbfile.scm debugprint.scm mtargs.scm commonmod.scm
MSRCFILES = dbmod.scm dbfile.scm debugprint.scm mtargs.scm commonmod.scm \
           treemod.scm

all : $(PREFIX)/bin/.$(ARCHSTR) mtest dboard mtut tcmt
all : $(PREFIX)/bin/.$(ARCHSTR) mtest ndboard dboard mtut tcmt

# dbmod.import.o is just a hack here
mofiles/dbfile.o     : mofiles/debugprint.o dbmod.import.o
mofiles/dbfile.o     : mofiles/debugprint.o mofiles/commonmod.o dbmod.import.o
db.o : dbmod.import.o
mofiles/debugprint.o : mofiles/mtargs.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

# ARCHSTR=$(BASH_MACHTYPE)_$(shell lsb_release -sr)
ARCHSTR=$(shell if [[ -e /usr/bin/sw_vers ]]; then /usr/bin/sw_vers -productVersion; else lsb_release -sr; fi)
# ARCHSTR=$(shell bash -c "echo \$$MACHTYPE")

PNGFILES = $(shell cd docs/manual;ls *png)


mtest: $(OFILES) readline-fix.scm megatest.o $(MOFILES) $(MOIMPFILES)  megatest-version.scm
mtest: $(OFILES) readline-fix.scm $(MOFILES) $(MOIMPFILES) megatest.o  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

ndboard : $(OFILES) $(GOFILES) newdashboard.scm $(MOFILES) $(MOIMPFILES) megatest-version.scm megatest-fossil-hash.scm
	csc $(CSCOPTS) $(OFILES) newdashboard.scm $(GOFILES) $(MOFILES) $(MOIMPFILES) -o ndboard

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

# include makefile.inc

TCMTOBJS = \

	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 $(MOFILES) $(MOIMPFILES)
	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

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

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
db.o api.o : mofiles/dbmod.o mofiles/dbfile.o mofiles/debugprint.o mofiles/commonmod.o
db.o api.o : mofiles/dbmod.o mofiles/dbfile.o mofiles/debugprint.o mofiles/commonmod.o dbmod.import.o

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

runs.o : test_records.scm

mofiles-made : $(MOFILES)
	make $(MOIMPFILES)

megatest.o : megatest-fossil-hash.scm megatest-version.scm
megatest.o : mofiles-made megatest-fossil-hash.scm megatest-version.scm $(MOFILES) $(MOIMPFILES)

rmt.scm client.scm common.scm configf.scm dashboard-guimonitor.scm dashboard-tests.scm dashboard.scm db.scm dcommon.scm ezsteps.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/dbfile.o : mofiles/commonmod.o

$(PREFIX)/bin/.$(ARCHSTR)/mtest : mtest utils/mk_wrapper
	@echo Installing to PREFIX=$(PREFIX)
	$(INSTALL) mtest $(PREFIX)/bin/.$(ARCHSTR)/mtest
	utils/mk_wrapper $(PREFIX) mtest $(PREFIX)/bin/megatest
	chmod a+x $(PREFIX)/bin/megatest

$(PREFIX)/bin/.$(ARCHSTR)/ndboard : ndboard
	$(INSTALL) ndboard $(PREFIX)/bin/.$(ARCHSTR)/ndboard

$(PREFIX)/bin/newdashboard : $(PREFIX)/bin/.$(ARCHSTR)/ndboard utils/mk_wrapper
	utils/mk_wrapper $(PREFIX) ndboard $(PREFIX)/bin/newdashboard
	chmod a+x $(PREFIX)/bin/newdashboard

# mtutil

$(PREFIX)/bin/.$(ARCHSTR)/mtut : mtut
$(PREFIX)/bin/.$(ARCHSTR)/dboard : dboard $(FILES) utils/mk_wrapper
	$(INSTALL) mtut $(PREFIX)/bin/.$(ARCHSTR)/mtut

install-mtut : mtut
	$(INSTALL) mtut $(PREFIX)/bin/mtut

$(PREFIX)/bin/mtutil : $(PREFIX)/bin/.$(ARCHSTR)/mtut utils/mk_wrapper
	utils/mk_wrapper $(PREFIX) mtut $(PREFIX)/bin/mtutil
	chmod a+x $(PREFIX)/bin/mtutil
	utils/mk_wrapper $(PREFIX) dboard $(PREFIX)/bin/dashboard
	chmod a+x $(PREFIX)/bin/dashboard

# mtexec

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

$(PREFIX)/bin/.$(ARCHSTR)/mtexec : mtexec
	$(INSTALL) mtexec $(PREFIX)/bin/.$(ARCHSTR)/mtexec

$(PREFIX)/bin/mtexec : $(PREFIX)/bin/.$(ARCHSTR)/mtexec utils/mk_wrapper
	utils/mk_wrapper $(PREFIX) mtexec $(PREFIX)/bin/mtexec
	chmod a+x $(PREFIX)/bin/mtexec

# tcmt

$(PREFIX)/bin/.$(ARCHSTR)/tcmt : tcmt
	$(INSTALL) dboard $(PREFIX)/bin/.$(ARCHSTR)/dboard
	$(INSTALL) tcmt $(PREFIX)/bin/.$(ARCHSTR)/tcmt

$(PREFIX)/bin/tcmt : $(PREFIX)/bin/.$(ARCHSTR)/tcmt utils/mk_wrapper
	utils/mk_wrapper $(PREFIX) tcmt $(PREFIX)/bin/tcmt
	chmod a+x $(PREFIX)/bin/tcmt

$(PREFIX)/bin/mt_laststep : utils/mt_laststep
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/mt_runstep : utils/mt_runstep
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/serialize-env: serialize-env.scm
	csc serialize-env.scm
	$(INSTALL) serialize-env $@

$(PREFIX)/bin/mt_ezstep : utils/mt_ezstep
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/mt_xterm : utils/mt_xterm
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/nbfake : utils/nbfake
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/remrun : utils/remrun
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/viewscreen : utils/viewscreen
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/nbfind : utils/nbfind
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/mtrunner : utils/mtrunner
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/mt-old-to-new.sh : utils/mt-old-to-new.sh
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/mt-new-to-old.sh : utils/mt-new-to-old.sh
	$(INSTALL) $< $@
	chmod a+x $@


deploytarg/nbfake : utils/nbfake
	$(INSTALL) $< $@
	chmod a+x $@

deploytarg/viewscreen : utils/viewscreen
	$(INSTALL) $< $@
	chmod a+x $@

deploytarg/nbfind : utils/nbfind
	$(INSTALL) $< $@
	chmod a+x $@

$(PREFIX)/bin/mtest-reaper: helpers/mtest-reaper.scm helpers/ducttape-lib.scm helpers/inteldate.scm helpers/mimetypes.scm
	make -C helpers $@ PREFIX=$(PREFIX) INSTALL=$(INSTALL) ARCHSTR=$(ARCHSTR)

mtest-reaper: $(PREFIX)/bin/mtest-reaper

# install dashboard as dboard so wrapper script can be called dashboard
$(PREFIX)/bin/.$(ARCHSTR)/dboard : dboard $(FILES) utils/mk_wrapper
	utils/mk_wrapper $(PREFIX) dboard $(PREFIX)/bin/dashboard
	chmod a+x $(PREFIX)/bin/dashboard
	$(INSTALL) dboard $(PREFIX)/bin/.$(ARCHSTR)/dboard
$(PREFIX)/bin/.$(ARCHSTR)/ndboard : ndboard $(FILES) utils/mk_wrapper
	utils/mk_wrapper $(PREFIX) ndboard $(PREFIX)/bin/newdashboard
	chmod a+x $(PREFIX)/bin/newdashboard
	$(INSTALL) ndboard $(PREFIX)/bin/.$(ARCHSTR)/ndboard

$(PREFIX)/bin/.$(ARCHSTR)/lib/libpangox-1.0.so : lib/libpangox-1.0.so
	if [[ $(ARCHSTR) == 12.5 ]]; then \
	mkdir -p $(PREFIX)/bin/.$(ARCHSTR)/lib; \
	$(INSTALL) lib/libpangox-1.0.so $(PREFIX)/bin/.$(ARCHSTR)/lib/libpangox-1.0.so; \
	fi

$(PREFIX)/bin/.$(ARCHSTR)/lib/libpangox-1.0.so.0 : lib/libpangox-1.0.so.0
	if [[ $(ARCHSTR) == 12.5 ]]; then \
	mkdir -p $(PREFIX)/bin/.$(ARCHSTR)/lib; \
	$(INSTALL) lib/libpangox-1.0.so.0 $(PREFIX)/bin/.$(ARCHSTR)/lib/libpangox-1.0.so.0; \
        fi

$(PREFIX)/bin/.$(ARCHSTR)/lib/libxcb-xlib.so.0 : lib/libxcb-xlib.so.0
	if [[ $(ARCHSTR) == 12.5 ]]; then \
	mkdir -p $(PREFIX)/bin/.$(ARCHSTR)/lib; \
	$(INSTALL) lib/libxcb-xlib.so.0 $(PREFIX)/bin/.$(ARCHSTR)/lib/libxcb-xlib.so.0; \
        fi

install : $(PREFIX)/bin/.$(ARCHSTR) $(PREFIX)/bin/.$(ARCHSTR)/mtest $(PREFIX)/bin/megatest \
          $(PREFIX)/bin/.$(ARCHSTR)/dboard $(PREFIX)/bin/dashboard $(HELPERS) $(PREFIX)/bin/nbfake \
          $(PREFIX)/bin/.$(ARCHSTR)/dboard $(PREFIX)/bin/.$(ARCHSTR)/ndboard $(PREFIX)/bin/dashboard \
          $(HELPERS) $(PREFIX)/bin/nbfake \
          $(PREFIX)/bin/.$(ARCHSTR)/mtexec $(PREFIX)/bin/mtexec $(PREFIX)/bin/serialize-env \
	  $(PREFIX)/bin/nbfind $(PREFIX)/bin/mtrunner $(PREFIX)/bin/viewscreen $(PREFIX)/bin/mt_xterm \
          $(PREFIX)/bin/mt-old-to-new.sh $(PREFIX)/bin/mt-new-to-old.sh \
	  $(PREFIX)/share/docs/megatest_manual.html $(PREFIX)/bin/remrun \
	  $(PREFIX)/share/docs/megatest_manual.html $(PREFIX)/bin/remrun $(PREFIX)/bin/mtutil \
	  $(PREFIX)/bin/tcmt $(PREFIX)/share/db/mt-pg.sql \
          $(PREFIX)/share/js/jquery-3.1.0.slim.min.js \
          $(PREFIX)/bin/.$(ARCHSTR)/lib/libpangox-1.0.so \
          $(PREFIX)/bin/.$(ARCHSTR)/lib/libpangox-1.0.so.0 \
          $(PREFIX)/bin/.$(ARCHSTR)/lib/libxcb-xlib.so.0
#         $(PREFIX)/bin/.$(ARCHSTR)/ndboard

# $(PREFIX)/bin/newdashboard

$(PREFIX)/bin/.$(ARCHSTR) : 
	mkdir -p $(PREFIX)/bin/.$(ARCHSTR)
	mkdir -p $(PREFIX)/bin/.$(ARCHSTR)/lib

clean : 
	rm -f $(OFILES) $(GOFILES) $(MOFILES) $(TCMTOBJS)		\
            $(PREFIX)/megatest $(PREFIX)/dashboard mtest mtutil mtut	\
            tcmt readline-fix.scm serialize-env dboard *.o		\
            megatest-fossil-hash.* altdb.scm mofiles/*.o                \
            mofiles/*.o vg.o cookie.o dashboard-main.o	                \
            ducttape-lib.o ftail.o mutils.o pkts.o rmtmod.o stml2.o	\
            tcmt.o *.import.scm *.import.o
            tcmt.o *.import.scm *.import.o ndboard
	rm -f $(OFILES) $(GOFILES) $(MOFILES) $(TCMTOBJS)		\
            $(PREFIX)/megatest $(PREFIX)/dashboard mtest mtutil mtut	\
            tcmt ftail.import.scm readline-fix.scm serialize-env	\
            dboard dboard.o megatest.o dashboard.o			\
            megatest-fossil-hash.* altdb.scm mofiles/*.o vg.o
	rm -rf share

	  ;;          (list?   res)
	  ;;          (number? res)
	  ;;          (boolean? res))
	  ;;      res 
	  ;;      (list "ERROR, not string, list, number or boolean" 1 cmd params res)))))
	  (db:obj->string res transport: 'http)))
	(begin
	  (debug:print 0 *default-log-port*   "Server refused to process request. Sever id mismatch. recived " key " expected:  " *server-id* ".\nOther arguments recived: cmd=" cmd " params = " params) 
	  (debug:print 0 *default-log-port*   "Server refused to process request. Server id mismatch. recived " key " expected:  " *server-id* ".\nOther arguments recived: cmd=" cmd " params = " params) 
	  (db:obj->string (conc "Server refused to process request server-id mismatch: " key ", " *server-id*) transport: 'http)))))

        (archiver       (let ((s (configf:lookup *configdat* "archive" "archiver")))
			   (if s (string->symbol s) 'bup)))
        (rsync-exe (or (configf:lookup *configdat* "archive" "rsync") "rsync"))   
        (print-prefix      "Running: ") 
        (archive-info (archive:allocate-new-archive-block blockid-cache *toppath* tsname min-space target-patt run-patt "megatest-db"))
	(archive-dir  (if archive-info (cdr archive-info) #f))
	(archive-id   (if archive-info (car archive-info) -1))
        (home-host (common:get-homehost))
        (home-host    (server:choose-server *toppath* 'homehost))
        (archive-time (seconds->std-time-str (current-seconds)))
        (archive-staging-db (conc *toppath* "/.db-snapshot/archive_" archive-time))
        (tmp-db-path (conc (common:get-db-tmp-area) "/megatest.db"))
        (dbfile             (conc  archive-staging-db "/megatest.db"))) 
        (create-directory archive-staging-db #t)
        (let-values (((pid-val exit-status exit-code) (run-n-wait rsync-exe params: (list "-v" (conc (car home-host) ":"tmp-db-path) archive-staging-db) print-cmd: print-prefix)))
            (if (eq? exit-code 0)   

;; Not currently used! But, I think it *should* be used!!!
#;(define (client:logout serverdat)
  (let ((ok (and (socket? serverdat)
		 (cdb:logout serverdat *toppath* (client:get-signature)))))
    ok))

#;(define (client:connect iface port)
  (http-transport:client-connect iface port)
  #;(case (server:get-transport)
    ((rpc)  (rpc:client-connect  iface port))
    ((http) (http:client-connect iface port))
    ((zmq)  (zmq:client-connect  iface port))
    (else   (rpc:client-connect  iface port))))

(define (client:setup areapath #!key (remaining-tries 100) (failed-connects 0))
  (client:setup-http areapath remaining-tries: remaining-tries failed-connects: failed-connects)
  (client:setup-http areapath remaining-tries: remaining-tries failed-connects: failed-connects))
  #;(case (server:get-transport)
    ((rpc) (rpc-transport:client-setup remaining-tries: remaining-tries failed-connects: failed-connects)) ;;(client:setup-rpc run-id))
    ((http)(client:setup-http areapath remaining-tries: remaining-tries failed-connects: failed-connects))
    (else  (rpc-transport:client-setup remaining-tries: remaining-tries failed-connects: failed-connects)))) ;; (client:setup-rpc run-id))))

;; Do all the connection work, look up the transport type and set up the
;; connection if required.
;;
;; There are two scenarios. 
;;   1. We are a test manager and we received *transport-type* and *runremote* via cmdline
;;   2. We are a run tests, list runs or other interactive process and we must figure out

      (begin
	(debug:print-error 0 *default-log-port* "failed to start or connect to server")
	(exit 1))
      ;;
      ;; Alternatively here, we can get the list of candidate servers and work our way
      ;; through them searching for a good one.
      ;;
      (let* ((server-dat (server:get-rand-best areapath)) ;; (server:get-first-best areapath))
      (let* ((server-dat (server:choose-server areapath 'best))
	     (runremote  (or area-dat *runremote*)))
	(if (not server-dat) ;; no server found
	    (client:setup-http-baby areapath remaining-tries: (- remaining-tries 1))
	    (let ((host  (cadr  server-dat))
		  (port  (caddr server-dat))
                  (server-id (caddr (cddr server-dat))))
	      (debug:print-info 4 *default-log-port* "client:setup server-dat=" server-dat ", remaining-tries=" remaining-tries)
	      (if (and (not area-dat)
		       (not *runremote*))
                  (begin       
		    (set! *runremote* (make-remote))
                    (let* ((server-info (remote-server-info *runremote*))) 
                      (if server-info
                        (begin
                          (remote-server-url-set! *runremote* (server:record->url server-info))
                          (remote-server-id-set! *runremote* (server:record->id server-info)))))))
	      (if (and host port server-id)
	    (match server-dat
	      ((host port start-time server-id pid)
	       (debug:print-info 4 *default-log-port* "client:setup server-dat=" server-dat ", remaining-tries=" remaining-tries)
	       (if (and (not area-dat)
			(not *runremote*))
                   (begin       
		     (set! *runremote* (make-remote))
                     (let* ((server-info (remote-server-info *runremote*))) 
                       (if server-info
                           (begin
                             (remote-server-url-set! *runremote* (server:record->url server-info))
                             (remote-server-id-set! *runremote* (server:record->id server-info)))))))
	       (if (and host port server-id)
		  (let* ((start-res (case *transport-type*
				      ((http)(http-transport:client-connect host port server-id))))
		   (let* ((start-res (http-transport:client-connect host port server-id))
			 (ping-res  (case *transport-type* 
				      ((http)(rmt:login-no-auto-client-setup start-res)))))
		    (if (and start-res
			     ping-res)
			(let ((runremote (or area-dat *runremote*))) ;; it might have been generated only a few statements ago
			  (if runremote
			      (begin
				(remote-conndat-set! runremote start-res) ;; (hash-table-set! runremote run-id start-res)
				(debug:print-info 2 *default-log-port* "connected to " (http-transport:server-dat-make-url start-res))
				start-res)
			      (client:setup-http-baby areapath remaining-tries: (- remaining-tries 1))))
			(begin    ;; login failed but have a server record, clean out the record and try again
			  (debug:print-info 0 *default-log-port* "client:setup, login unsuccessful, will attempt to start server ... start-res=" start-res ", server-dat=" server-dat) ;; had runid.  Fixes part of Randy;s ticket 1405717332
			  (case *transport-type* 
			    ((http)(http-transport:close-connections)))
                          (if *runremote* 
			    (remote-conndat-set! runremote #f)  ;; (hash-table-delete! runremote run-id)
                          )
			  (thread-sleep! 1)
			  (client:setup-http-baby areapath remaining-tries: (- remaining-tries 1))
			  )))
		  (begin    ;; no server registered
		    ;; (server:kind-run areapath)
		    (server:start-and-wait areapath)
		    (debug:print-info 0 *default-log-port* "client:setup, no server registered, remaining-tries=" remaining-tries)
		    (thread-sleep! 1) ;; (+ 5 (random (- 20 remaining-tries))))  ;; give server a little time to start up, randomize a little to avoid start storms.
		    (client:setup-http-baby areapath remaining-tries: (- remaining-tries 1)))))))))
			  (ping-res  (rmt:login-no-auto-client-setup start-res)))
		     (if (and start-res
			      ping-res)
			 (let ((runremote (or area-dat *runremote*))) ;; it might have been generated only a few statements ago
			   (if runremote
			       (begin
				 (remote-conndat-set! runremote start-res) ;; (hash-table-set! runremote run-id start-res)
				 (debug:print-info 2 *default-log-port* "connected to " (http-transport:server-dat-make-url start-res))
				 start-res)
			       (client:setup-http-baby areapath remaining-tries: (- remaining-tries 1))))
			 (begin    ;; login failed but have a server record, clean out the record and try again
			   (debug:print-info 0 *default-log-port* "client:setup, login unsuccessful, will attempt to start server ... start-res=" start-res ", server-dat=" server-dat) ;; had runid.  Fixes part of Randy;s ticket 1405717332
			   (case *transport-type* 
			     ((http)(http-transport:close-connections)))
                           (if *runremote* 
			       (remote-conndat-set! runremote #f)  ;; (hash-table-delete! runremote run-id)
                               )
			   (thread-sleep! 1)
			   (client:setup-http-baby areapath remaining-tries: (- remaining-tries 1))
			   )))
		   (begin    ;; no server registered
		     ;; (server:kind-run areapath)
		     (server:start-and-wait areapath)
		     (debug:print-info 0 *default-log-port* "client:setup, no server registered, remaining-tries=" remaining-tries)
		     (thread-sleep! 1) ;; (+ 5 (random (- 20 remaining-tries))))  ;; give server a little time to start up, randomize a little to avoid start storms.
		     (client:setup-http-baby areapath remaining-tries: (- remaining-tries 1)))))
	      (else
	       (debug:print 0 *default-log-port* "ERROR: malformed server-dat="server-dat)))))))

(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 *on-exit-procs* '()) ;; add procs to this list to be executed on exit
(define *default-area-tag* "local")

;; DATABASE
;; (define *dbstruct-dbs*         #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))

    ((skip) "SKIP")
    (else "FAIL")))

(define (common:logpro-exit-code->test-status exit-code)
  (status-sym->string (common:logpro-exit-code->status-sym exit-code)))

(defstruct remote
  (hh-dat            (common:get-homehost)) ;; homehost record ( addr . hhflag )
  (hh-dat            (let ((res (or (server:choose-server *toppath* 'homehost)
				    (cons #f #f))))
		       (assert (pair? res)(conc "FATAL: hh-dat should be a pair, got "res))
		       res))
  (server-url        #f) ;; (server:check-if-running *toppath*) #f))
  (server-id         #f)
  (server-info       (if *toppath* (server:check-if-running *toppath*) #f))
  (last-server-check 0)  ;; last time we checked to see if the server was alive
  (connect-time      (current-seconds))
  (conndat           #f)
  (transport         *transport-type*)

      #f))

;;======================================================================
;; logic for getting homehost. Returns (host . at-home)
;; IF *toppath* is not set, wait up to five seconds trying every two seconds
;; (this is to accomodate the watchdog)
;;
(define (common:get-homehost #!key (trynum 5))
  ;; called often especially at start up. use mutex to eliminate collisions
  (mutex-lock! *homehost-mutex*)
  (cond
   (*home-host*
    (mutex-unlock! *homehost-mutex*)
    *home-host*)
   ((not *toppath*)
    (mutex-unlock! *homehost-mutex*)
    (launch:setup) ;; safely mutexed now
    (if (> trynum 0)
	(begin
	  (thread-sleep! 2)
	  (common:get-homehost trynum: (- trynum 1)))
	#f))
   (else
    (let* ((currhost (get-host-name))
	   (bestadrs (server:get-best-guess-address currhost))
	   ;; first look in config, then look in file .homehost, create it if not found
	   (homehost (or (configf:lookup *configdat* "server" "homehost" )
			 (handle-exceptions
			     exn
			     (if (> trynum 0)
				 (let ((delay-time (* (- 5 trynum) 5)))
				   (mutex-unlock! *homehost-mutex*)
				   (debug:print 0 *default-log-port* "ERROR: ["(common:human-time)"] Failed to read .homehost file, delaying "
						delay-time " seconds and trying again, message: "  ((condition-property-accessor 'exn 'message) exn)
						", exn=" exn)
				   (thread-sleep! delay-time)
				   (common:get-homehost trynum: (- trynum 1)))
				 (begin
				   (mutex-unlock! *homehost-mutex*)
				   (debug:print 0 *default-log-port* "ERROR: ["(common:human-time)
						"] Failed to read .homehost file after trying five times. Giving up and exiting, message: "
						((condition-property-accessor 'exn 'message) exn))
				   (exit 1)))
			   (let ((hhf (conc *toppath* "/.homehost")))
			     (if (common:file-exists? hhf)
				 (with-input-from-file hhf read-line)
				 (if (file-write-access? *toppath*)
				     (begin
				       (with-output-to-file hhf
					 (lambda ()
					   (print bestadrs)))
				       (begin
					 (mutex-unlock! *homehost-mutex*)
					 (car (common:get-homehost))))
				     #f))))))
	   (at-home  (or (equal? homehost currhost)
			 (equal? homehost bestadrs))))
      (set! *home-host* (cons homehost at-home))
      (mutex-unlock! *homehost-mutex*)
      *home-host*))))

;;======================================================================
;; am I on the homehost?
;;
(define (common:on-homehost?)
  (let ((hh (common:get-homehost)))
    (if hh
	(cdr hh)
	#f)))

;;======================================================================
;; do we honor the caches of the config files?
;;
(define (common:use-cache?)
  (let ((res #t)) ;; priority by order of evaluation
    (if *configdat* ;; sillyness here. can't use setup/use-cache to know if we can use the cached files!

		    (host-last-used-set! rec curr-time)
		    new-best)
		  (if (null? tal) #f (loop (car tal)(cdr tal) best-host)))))))))

(define (common:wait-for-homehost-load maxnormload msg)
  (let* ((hh-dat (if (common:on-homehost?) ;; if we are on the homehost then pass in #f so the calls are local.
                     #f
                     (common:get-homehost)))
                     (server:choose-server *toppath* 'homehost)))
         (hh     (if hh-dat (car hh-dat) #f)))
    (common:wait-for-normalized-load maxnormload msg hh)))

(define (common:get-num-cpus remote-host)
  (let* ((actual-host (or remote-host (get-host-name))))
    ;; hosts had better not be changing the number of cpus too often!
    (or (hash-table-ref/default *numcpus-cache* actual-host #f)

			(string-split pktsdirs-str " ")
			#f)))
    pktsdirs))

;;======================================================================
;; use-lt is use linktree "lt" link to find pkts dir
(define (common:save-pkt pktalist-in mtconf use-lt #!key (add-only #f)) ;; add-only saves the pkt only if there is a parent already
  (if (or add-only
  (if (or (not add-only)
	  (hash-table-exists? *pkts-info* 'last-parent))
      (let* ((parent   (hash-table-ref/default *pkts-info* 'last-parent #f))
	     (pktalist (if parent
			   (cons `(parent . ,parent)
				 pktalist-in)
			   pktalist-in)))
	(let-values (((uuid pkt)
		      (alist->pkt pktalist common:pkts-spec)))
	  (hash-table-set! *pkts-info* 'last-parent uuid)
	  (let ((pktsdir (or (hash-table-ref/default *pkts-info* 'pkts-dir #f)
			     (let* ((pktsdirs (common:get-pkts-dirs mtconf use-lt))
				    (pktsdir   (car pktsdirs))) ;; assume it is there
			       (hash-table-set! *pkts-info* 'pkts-dir pktsdir)
			       pktsdir))))
	    (debug:print 0 *default-log-port* "pktsdir: "pktsdir)
            (handle-exceptions
             exn
             (debug:print-info 0 "failed to write out packet to " pktsdir ", exn=" exn) ;; don't care if this failed for now but MUST FIX - BUG!!
             (if (not (file-exists? pktsdir))
                 (create-directory pktsdir #t))
             (with-output-to-file
                 (conc pktsdir "/" uuid ".pkt")

;;     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 (uses common))
(declare (uses margs))
(declare (uses keys))
(declare (uses items))
(declare (uses db))
(declare (uses configf))
(declare (uses process))
(declare (uses launch))
(declare (uses runs))
(declare (uses dashboard-tests))
(declare (uses treemod))
(declare (uses dcommon))
(declare (uses dashboard-context-menu))
(declare (uses vg))
(declare (uses subrun))
(declare (uses mt))
(declare (uses dbfile))        

(use format)

(require-library iup)
(import (prefix iup iup:))

(use canvas-draw)
(import canvas-draw-iup)
(use ducttape-lib)
(use sqlite3 srfi-1 posix regex regex-case srfi-69 typed-records sparse-vectors) ;; defstruct
(import (prefix sqlite3 sqlite3:))
(import dbfile)

(import treemod)
(declare (uses common))
(declare (uses margs))
(declare (uses keys))
(declare (uses items))
(declare (uses db))
(declare (uses configf))
(declare (uses process))
(declare (uses launch))
(declare (uses runs))
(declare (uses dashboard-tests))
(declare (uses tree))
(declare (uses dcommon))
(declare (uses dashboard-context-menu))
(declare (uses vg))
(declare (uses subrun))
(declare (uses mt))
(declare (uses dbfile))        

(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")

;;
;;    NOTE: Yes, this is used
;;
(define (dboard:get-tests-for-run-duplicate tabdat run-id run testnamepatt key-vals)
  (let* ((start-time   (current-seconds))
	 (access-mode  (dboard:tabdat-access-mode tabdat))
         (num-to-get   (string->number (or (configf:lookup *configdat* "setup" "num-tests-to-get")
                                           "200")))
                                           "400")))
	 (states       (hash-table-keys (dboard:tabdat-state-ignore-hash tabdat)))
	 (statuses     (hash-table-keys (dboard:tabdat-status-ignore-hash tabdat)))
         (do-not-use-db-file-timestamps #t) ;; (configf:lookup *configdat* "setup" "do-not-use-db-file-timestamps")) ;; this still hosts runs-summary-tab
         (do-not-use-query-timestamps   #t) ;; (configf:lookup *configdat* "setup" "do-not-use-query-timestamps")) ;; this no longer troubles runs-summary-tab
	 (sort-info    (get-curr-sort))
	 (sort-by      (vector-ref sort-info 1))
	 (sort-order   (vector-ref sort-info 2))

    (if (not (launch:setup))
        (begin
          (debug:print 0 *default-log-port* "Failed to find megatest.config, exiting") 
          (exit 1)
        )
    )

    (if (not (common:on-homehost?))
    #;(if (not (common:on-homehost?))
    (begin
      (debug:print 0 *default-log-port* "WARNING: You are starting the dashboard on a machine that is not the homehost:" (common:get-homehost))
      (debug:print 0 *default-log-port* "WARNING: You are starting the dashboard on a machine that is not the homehost:" (server:get-homehost))
      (debug:print 0 *default-log-port* "It will be slower.")
      ))


    (if (and (common:file-exists? mtdb-path)
	     (file-write-access? mtdb-path))
	(if (not (args:get-arg "-skip-version-check"))

(define (db:multi-db-sync dbstruct . options)
  (let* (;; (dbdat       (db:open-db dbstruct #f dbfile:db-init-proc))
	 (data-synced 0) ;; count of changed records
    (tmp-area       (common:get-db-tmp-area))
    (old2new (member 'old2new options))
    (dejunk (member 'dejunk options))
    (killservers (member 'killservers options))
    (servers (server:get-list *toppath*))
    (servers (server:choose-server *toppath* 'all-valid)) ;; (server:get-list *toppath*))
    (src-area (if old2new *toppath* tmp-area))
    (dest-area (if old2new tmp-area *toppath*))
    (dbfiles        (if old2new (glob (conc *toppath* "/.megatest/*.db")) (glob (conc tmp-area "/.megatest/*.db"))))
    (keys (db:get-keys dbstruct))
    (sync-durations (make-hash-table)))

	       (if (common:low-noise-print 30)
		   (debug:print-info 0 *default-log-port* "Exiting watchdog timer, *time-to-exit* = " *time-to-exit*" pid="(current-process-id) )))) 
))


(define (std-exit-procedure)
  ;;(common:telemetry-log-close)
  (on-exit (lambda () 0))
  (on-exit (lambda () 0)) ;; why is this here?
  ;;(debug:print-info 13 *default-log-port* "std-exit-procedure called; *time-to-exit*="*time-to-exit*)
  (let ((no-hurry  (if *time-to-exit* ;; hurry up
		       #f
		       (begin
			 (set! *time-to-exit* #t)
			 #t))))
    (debug:print-info 4 *default-log-port* "starting exit process, finalizing databases.")
    (if (and no-hurry (debug:debug-mode 18))
    (if (and no-hurry
	     (debug:debug-mode 18))
	(rmt:print-db-stats))
    (let ((th1 (make-thread (lambda () ;; thread for cleaning up, give it five seconds
                              (if *dbstruct-dbs* (db:close-all *dbstruct-dbs*)) ;; one second allocated
			      (if (list? *on-exit-procs*)
				  (for-each
				   (lambda (proc)
				     (proc))
				   *on-exit-procs*))
			      (if *task-db*    
				  (let ((db (cdr *task-db*)))
				    (if (sqlite3:database? db)
					(begin
					  (sqlite3:interrupt! db)
					  (sqlite3:finalize! db #t)
					  ;; (vector-set! *task-db* 0 #f)
					  (set! *task-db* #f)))))
			      (if (and (not (args:get-arg "-server"))
				       *runremote*)
				  (begin
				    (debug:print-info 0 *default-log-port* "Closing all client connections...")
                              (http-client#close-all-connections!)
				    (http-client#close-all-connections!)))
                              ;; (if (and *runremote*
                              ;;          (remote-conndat *runremote*))
                              ;;     (begin
                              ;;       (http-client#close-all-connections!))) ;; for http-client
                              (if (not (eq? *default-log-port* (current-error-port)))
                                  (close-output-port *default-log-port*))
			      (set! *default-log-port* (current-error-port))) "Cleanup db exit thread"))

    (if (file-exists? jfile)
	(begin
	  (dbfile:print-err "INFO: "jfile" exists, delaying to reduce database load")
	  (thread-sleep! 0.2)))
    (if (and use-mutex
	     (common:low-noise-print 120 "over-50-parallel-api-requests"))
	(dbfile:print-err *api-process-request-count* " parallel api requests being processed in process "
			  (current-process-id) ", throttling access"))
			  (current-process-id))) ;;  ", throttling access"))
    (condition-case
	(begin
	  (if use-mutex (mutex-lock! *db-with-db-mutex*))
	  (let ((res (apply proc dbdat db params))) ;; the actual call is here.
	    (if use-mutex (mutex-unlock! *db-with-db-mutex*))
	    ;; (if (vector? dbstruct)(db:done-with dbstruct run-id r/w))
	    (if dbdat

				     #:numcol 7
				     #:numcol-visible 7
				     #:numlin-visible 5
				     ))
	 (colnames       (list "Id" "MTver" "Pid" "Host" "Interface:OutPort" "RunTime" "State" "RunId"))
	 (updater        (lambda ()
			   (if (dashboard:monitor-changed? commondat tabdat)
			       (let ((servers  (server:get-list *toppath* limit: 10)))
			       (let ((servers  (server:choose-server *toppath* 'all-valid))) ;; (server:get-list *toppath* limit: 10)))
				 (iup:attribute-set! servers-matrix "NUMLIN" (length servers))
				 ;; (set! colnum 0)
				 ;; (for-each (lambda (colname)
				 ;;    	 ;; (print "colnum: " colnum " colname: " colname)
				 ;;    	 (iup:attribute-set! servers-matrix (conc "0:" colnum) colname)
				 ;;    	 (set! colnum (+ 1 colnum)))
				 ;;           colnames)
				 (set! rownum 1)
				 (for-each 
				  (lambda (server)
				    (set! colnum 0)
				    ;; (("192.168.0.127" 60215 1669088591.0 "c85484f764df7a8550b0224409bd4bcd")
				    (match-let (((mod-time host port start-time server-id pid)
				    (match-let (((host port start-time server-id pid)
						 server))
				      (let* ((uptime  (- (current-seconds) mod-time))
				      (let* (;; (uptime  (- (current-seconds) mod-time))
					     (runtime (if start-time
							  (- mod-time start-time)
							  (- (current-seconds) start-time)
							  0))
					     (vals (list "-"  ;; (vector-ref server 0) ;; Id
							 "-"  ;; (vector-ref server 9) ;; MT-Ver
							 pid  ;; (vector-ref server 1) ;; Pid
							 host ;; (vector-ref server 2) ;; Hostname
							 (conc host ":" port) ;; (conc (vector-ref server 3) ":" (vector-ref server 4)) ;; IP:Port
							 (seconds->hr-min-sec runtime) ;; (- (current-seconds) start-time)) ;; (vector-ref server 6)))
							 (cond
							  ((< uptime 5)  "alive")
							  ((< uptime 16) "probably alive");; less than 15 seconds since mod, call it alive (vector-ref server 8) ;; State
							  (else "dead"))
							 "-" #;(cond
							       ((< uptime 5)  "alive")
							       ((< uptime 16) "probably alive");; less than 15 seconds since mod, call it alive (vector-ref server 8) ;; State
						 	       (else "dead"))
							 "-" ;; (vector-ref server 12)  ;; RunId
							 )))
					(for-each (lambda (val)
						    (let* ((row-col (conc rownum ":" colnum))
							   (curr-val (iup:attribute servers-matrix row-col)))
						      (if (not (equal? (conc val) curr-val))
							  (begin
							    (iup:attribute-set! servers-matrix row-col val)
							    (iup:attribute-set! servers-matrix "FITTOTEXT" (conc "C" colnum))))
						      (set! colnum (+ 1 colnum))))
						  vals)
					(set! rownum (+ rownum 1)))
				      (iup:attribute-set! servers-matrix "REDRAW" "ALL")))
				    (sort servers (lambda (a b)(> (car a)(car b))))))))))
				    (sort servers (lambda (a b)(> (caddr a)(caddr b))))))))))
    (set! colnum 0)
    (for-each (lambda (colname)
		(iup:attribute-set! servers-matrix (conc "0:" colnum) colname)
		(iup:attribute-set! servers-matrix "FITTOTEXT" (conc "C" colnum))
		(set! colnum (+ colnum 1)))
	      colnames)
    ;; (set! dashboard:update-servers-table updater) 

                                                (if (debug:debug-mode 1)
                                                    (debug:print-info 0 *default-log-port* "couldn't talk to server, trying again ...")
                                                    (begin
                                                      (debug:print 0 *default-log-port* "WARNING: failure in with-input-from-request to " fullurl ".")
                                                      (debug:print 0 *default-log-port* " message: " msg ", exn=" exn)
                                                      (debug:print 0 *default-log-port* " cmd: " cmd " params: " params " key:" (or server-id "thekey"))
                                                      (debug:print 0 *default-log-port* " call-chain: " call-chain)))
						;; what if another thread is communicating ok? Can't happen due to mutex
						(set! *runremote* #f)
						(set! runremote #f)
						;; (if runremote
						;;    (remote-conndat-set! runremote #f))
						;; Killing associated server to allow clean retry.")
						;; (tasks:kill-server-run-id run-id)  ;; better to kill the server in the logic that called this routine?
						(mutex-unlock! *http-mutex*)

      (begin
	(print-call-chain (current-error-port))
	(debug:print-error 0 *default-log-port* "call to http-transport:server-dat-update-last-access with non-vector!!"))))

;;
;; connect
;;
(define (http-transport:client-connect iface port server-id) 
(define (http-transport:client-connect iface port server-id)
  (debug:print-info 0 *default-log-port* "Connecting to client at "iface":"port", with server-id "server-id)
  (let* ((api-url      (conc "http://" iface ":" port "/api"))
	 (api-uri      (uri-reference (conc "http://" iface ":" port "/api")))
	 (api-req      (make-request method: 'POST uri: api-uri))
	 (server-dat   (vector iface port api-uri api-url api-req (current-seconds) server-id)))
    server-dat))




;; run http-transport:keep-running in a parallel thread to monitor that the db is being 
;; used and to shutdown after sometime if it is not.
;;
(define (http-transport:keep-running) 
  ;; if none running or if > 20 seconds since 
  ;; server last used then start shutdown
  ;; This thread waits for the server to come alive
  (debug:print-info 0 *default-log-port* "Starting the sync-back, keep alive thread in server")
  (let* ((servinfofile      #f)
  (let* ((sdat              #f)
	 (sdat              #f)
	 (no-sync-db        (db:open-no-sync-db))
	 (tmp-area          (common:get-db-tmp-area))
	 (started-file      (conc tmp-area "/.server-started"))
	 (server-start-time (current-seconds))
	 (server-info (let loop ((start-time (current-seconds))
				 (changed    #t)
				 (last-sdat  "not this"))
                        (begin ;; let ((sdat #f))
			  (thread-sleep! 0.01)
			  (debug:print-info 0 *default-log-port* "Waiting for server alive signature")
                          (mutex-lock! *heartbeat-mutex*)
                          (set! sdat *server-info*)
                          (mutex-unlock! *heartbeat-mutex*)
                          (if (and sdat
				   (not changed)
				   (> (- (current-seconds) start-time) 2))
			      (let* ((servinfodir (conc *toppath*"/.servinfo"))
				     (ipaddr      (car sdat))
				     (port        (cadr sdat))
				     (servinf     (conc servinfodir"/"ipaddr":"port)))
				(set! servinfofile servinf)
				(if (not (file-exists? servinfodir))
				    (create-directory servinfodir #t))
				(with-output-to-file servinf
				  (lambda ()
				    (let* ((serv-id (server:mk-signature)))
				      (set! *server-id* serv-id)
				      (print "SERVER STARTED: "ipaddr":"port" AT "(current-seconds)" server-id: "serv-id" pid: "(current-process-id))
				      (print "started: "(seconds->year-week/day-time (current-seconds))))))
				(set! *on-exit-procs* (cons
						       (lambda ()
			      (begin
							 (delete-file* servinf))
						       *on-exit-procs*))
				;; put data about this server into a simple flat file host.port
				(debug:print-info 0 *default-log-port* "Received server alive signature")
                                (common:save-pkt `((action . alive)
                                #;(common:save-pkt `((action . alive)
                                                   (T      . server)
                                                   (pid    . ,(current-process-id))
                                                   (ipaddr . ,(car sdat))
                                                   (port   . ,(cadr sdat)))
                                                 *configdat* #t)
				sdat)
                              (begin
				(debug:print-info 0 *default-log-port* "Still waiting, last-sdat=" last-sdat)
                                (sleep 4)
				(if (> (- (current-seconds) start-time) 120) ;; been waiting for two minutes
				    (begin
				    (let* ((ipaddr  (car sdat))
					   (port    (cadr sdat))
					   (servinf (conc *toppath*"/.servinfo/"ipaddr":"port)))
				      (debug:print-error 0 *default-log-port* "transport appears to have died, exiting server")
				      ;; (delete-file* servinf) ;; handled by on-exit, can be removed
                                      (common:save-pkt `((action . died)
                                      #;(common:save-pkt `((action . died)
                                                         (T      . server)
                                                         (pid    . ,(current-process-id))
                                                         (ipaddr . ,(car sdat))
                                                         (port   . ,(cadr sdat))
                                                         (msg    . "Transport died?"))
						       *configdat* #t)
				      (exit))

      ;; Use this opportunity to sync the tmp db to megatest.db
      (if (not server-going) ;; *dbstruct-dbs* 
	  (begin
	    (debug:print 0 *default-log-port* "SERVER: dbprep")
	    (set! *dbstruct-dbs*  (db:setup #t)) ;;  run-id)) FIXME!!!
	    (set! server-going #t)
	    (debug:print 0 *default-log-port* "SERVER: running, megatest version: " (common:get-full-version)) ;; NOTE: the server is NOT yet marked as running in the log. We do that in the keep-running routine.
	    (debug:print 0 *default-log-port* "SERVER: running, megatest version: " (common:get-full-version))) ;; NOTE: the server is NOT yet marked as running in the log. We do that in the keep-running routine.

	    ;; (thread-start! *watchdog*)
          ) 
	  (if (and no-sync-db
		   (common:low-noise-print 5 "sync-all")) ;; cheesy way to reduce frequency of running sync :)
		   (common:low-noise-print 10 "sync-all")) ;; cheesy way to reduce frequency of running sync :)
              (begin
		(if (common:low-noise-print 120 "sync-all-print")
                (debug:print 0 *default-log-port* "keep-running calling db:all-db-sync at " (time->string (seconds->local-time) "%H:%M:%S"))
                    (debug:print 0 *default-log-port* "keep-running calling db:all-db-sync at " (time->string (seconds->local-time) "%H:%M:%S")))

		;; This is tougher than it seems - have to deal with multiple dbs
		;; (db:process-transaction-queue *dbstruct-dbs*)

		(db:all-db-sync *dbstruct-dbs*)
		(db:all-db-sync *dbstruct-dbs*))))
		
                ;; (db:do-sync no-sync-db)
	        ;; (db:run-lock-and-sync *no-sync-db*)
              )
          )
      )
      
      ;; when things go wrong we don't want to be doing the various queries too often
      ;; so we strive to run this stuff only every four seconds or so.
      (let* ((sync-time (- (current-milliseconds) start-time))
	    (rem-time  (quotient (- 4000 sync-time) 1000)))
	(if (and (<= rem-time 4)
		 (>  rem-time 0))

      (if (not (equal? sdat (list iface port)))
	  (let ((new-iface (car sdat))
		(new-port  (cadr sdat)))
	    (debug:print-info 0 *default-log-port* "WARNING: interface changed, refreshing iface and port info")
	    (set! iface new-iface)
	    (set! port  new-port)
             (if (not *server-id*)
              (set! *server-id* (server:mk-signature)))
		 (set! *server-id* (server:mk-signature)))
	    (debug:print 0 *default-log-port* "SERVER STARTED: " iface ":" port " AT " (current-seconds) " server-id: " *server-id*)
	    (flush-output *default-log-port*)))
      
      ;; Transfer *db-last-access* to last-access to use in checking that we are still alive
      (mutex-lock! *heartbeat-mutex*)
      (set! last-access *db-last-access*)
      (mutex-unlock! *heartbeat-mutex*)

	     (flush-output *default-log-port*)))
      (if (common:low-noise-print 60 "dbstats")
	  (begin
	    (debug:print 0 *default-log-port* "Server stats:")
	    (db:print-current-query-stats)))
      (let* ((hrs-since-start  (/ (- (current-seconds) server-start-time) 3600)))
	(cond
	 #;((and *server-run*
	       (> (- (current-seconds) server-start-time) 420)) ;; let's try server replacement
	  ;; ((adj-proc-load . 0.056875) (adj-core-load . 0.11375) (1m-load . 0.91) (5m-load . 0.77) (15m-load . 1.0) (proc . 16) (core . 8) (phys . 1))
	  (let* ((loaddat       (common:get-normalized-cpu-load #f))
		 (adj-proc-load (alist-ref 'adj-proc-load loaddat))
		 (adj-core-load (alist-ref 'adj-core-load loaddat))
		 (adj-load      (max adj-proc-load adj-core-load)))
	    (if (< adj-load 2) ;; reduce chance of runaway
		(server:run *toppath*))
	    (db:all-db-sync *dbstruct-dbs*)
	    (thread-sleep! 30)
	    (http-transport:server-shutdown port)))
         ((and *server-run*
	       (> (+ last-access server-timeout)
		  (current-seconds)))
          (if (common:low-noise-print 120 "server continuing")
              (debug:print-info 0 *default-log-port* "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
	      (let ((curr-time (current-seconds)))
		(handle-exceptions
		    exn
		    (debug:print 0 *default-log-port* "ERROR: Failed to change timestamp on log file " server-log-file ". Are you out of space on that disk? exn=" exn)
		    (debug:print 0 *default-log-port* "ERROR: Failed to change timestamp on info file " servinfofile ". Are you out of space on that disk? exn=" exn)
		    (if (and (< (- (current-seconds) server-start-time) 600) ;; run for ten minutes for experiment, 3600 thereafter
			     (not *server-overloaded*))
			(change-file-times server-log-file curr-time curr-time)
			(if (common:low-noise-print 120 "start new server")
			    (server:kind-run *toppath*) ;; server:kind-run uses [servers] numservers
			)))))
			     (not *server-overloaded*)
			     (file-exists? servinfofile))
			(change-file-times servinfofile curr-time curr-time)))
		(if (or (common:low-noise-print 120 "start new server")
			(> *api-process-request-count* 50)) ;; if this server is kind of busy start up another
		    (begin
		      (debug:print-info 0 *default-log-port* "Server is busy, parallel-api-count "*api-process-request-count*", start another if possible...")
		      (server:kind-run *toppath*)
		      (if (> *api-process-request-count* 100)
			  (begin
			    (debug:print-info 0 *default-log-port* "Server is overloaded at parallel-api-count="*api-process-request-count*", removing "servinfofile) 
			    (delete-file* servinfofile)))))))
          (loop 0 server-state bad-sync-count (current-milliseconds)))
         (else
          (debug:print-info 0 *default-log-port* "Server timed out. seconds since last db access: " (- (current-seconds) last-access))
          (http-transport:server-shutdown port)))))))

(define (http-transport:server-shutdown port)
  (begin

    ;; 		      (if (eq? *number-non-write-queries* 0)
    ;; 			  "n/a (no queries)"
    ;; 			  (/ *total-non-write-delay* 
    ;; 			     *number-non-write-queries*))
    ;; 		      " ms")
    
    (db:print-current-query-stats)
    (common:save-pkt `((action . exit)
    #;(common:save-pkt `((action . exit)
                       (T      . server)
                       (pid    . ,(current-process-id)))
                     *configdat* #t)
    *configdat* #t)

    ;; remove .servinfo file(s) here
    
    (debug:print-info 0 *default-log-port* "Server shutdown complete. Exiting")
    (exit)))

;; all routes though here end in exit ...
;;
;; start_server? 
;;

	  (exit)))
    ;; lets not even bother to start if there are already three or more server files ready to go
    #;(let* ((num-alive   (server:get-num-alive (server:get-list *toppath*))))
      (if (> num-alive 3)
          (begin
            (cleanup-proc (conc "ERROR: Aborting server start because there are already " num-alive " possible servers either running or starting up"))
            (exit))))
  (common:save-pkt `((action . start)
		     (T      . server)
		     (pid    . ,(current-process-id)))
		   *configdat* #t)
    #;(common:save-pkt `((action . start)
		       (T      . server)
		       (pid    . ,(current-process-id)))
		     *configdat* #t)
    (let* ((th2 (make-thread (lambda ()
                               (debug:print-info 0 *default-log-port* "Server run thread started")
                               (http-transport:run 
                                (if (args:get-arg "-server")
                                    (args:get-arg "-server")
                                    "-")
                                )) "Server run"))

      (set! cmdparms (base64:base64-encode 
		      (z3:encode-buffer 
		       (with-output-to-string
			 (lambda () ;; (list 'hosts     hosts)
			   (write (list (list 'testpath  test-path)
					;; (list 'transport (conc *transport-type*))
					;; (list 'serverinf *server-info*)
					(list 'homehost  (let* ((hhdat (common:get-homehost)))
					#;(list 'homehost  (let* ((hhdat (server:get-homehost)))
							   (if hhdat
							       (car hhdat)
							       #f)))
					(list 'serverurl (if *runremote*
							     (remote-server-url *runremote*)
							     #f)) ;;
					(list 'areaname  (common:get-testsuite-name))

;; for some switches always print the command to stderr
;;
(if (args:any? "-run" "-runall" "-remove-runs" "-set-state-status" "-kill-runs" "-kill-rerun")
    (debug:print 0 *default-log-port* (string-intersperse (argv) " ")))

;; some switches imply homehost. Exit here if not on homehost
;;
(let ((homehost-required  (list "-cleanup-db" "-server")))
(let ((homehost-required  (list "-cleanup-db")))
  (if (apply args:any? homehost-required)
      (if (not (common:on-homehost?))
      (if (not (server:choose-server *toppath* 'home?))
	  (for-each
	   (lambda (switch)
	     (if (args:get-arg switch)
		 (begin
		   (debug:print 0 *default-log-port* "ERROR: you must be on the homehost to run with " switch
				", you can move homehost by removing the .homehost file but this will disrupt any runs in progress.")
		   (exit 1))))

      (adjutant-run)
      (set! *didsomething* #t)))

(if (or (args:get-arg "-list-servers")
        (args:get-arg "-kill-servers"))
    (let ((tl (launch:setup)))
      (if tl ;; all roads from here exit
	  (let* ((servers (server:get-list *toppath*))
	  (let* ((servers (server:choose-server *toppath* 'all-valid)) ;; (server:get-list *toppath*))
		 (fmtstr  "~33a~22a~20a~20a~8a\n"))
	    (format #t fmtstr "ID" "host:port" "age (hms)" "Last mod" "State")
	    (format #t fmtstr "==" "=========" "=========" "========" "=====")
	    (for-each ;;  ( mod-time host port start-time pid )
	     (lambda (server)
	       (let* ((mtm (any->number (car server)))
		      (mod (if mtm (- (current-seconds) mtm) "unk"))

    (let ((db #f)
	  (keys #f))
      (if (not (launch:setup))
	  (begin
	    (debug:print 0 *default-log-port* "Failed to setup, exiting")
	    (exit 1)))
      (set! keys (rmt:get-keys)) ;;  db))
      (debug:print 1 *default-log-port* "Keys: " (string-intersperse keys ", "))
      (print (string-intersperse keys " "))
      (if (sqlite3:database? db)(sqlite3:finalize! db))
      (set! *didsomething* #t)))

(if (args:get-arg "-gui")
    (begin
      (debug:print 0 *default-log-port* "Look at the dashboard for now")
      ;; (megatest-gui)
      (set! *didsomething* #t)))

    (exit 0)))

(if (or (getenv "MT_RUNSCRIPT")
	(args:get-arg "-repl")
	(args:get-arg "-load"))
    (let* ((toppath (launch:setup))
	   (dbstructs (if (and toppath
                               (common:on-homehost?))
                               (server:choose-server toppath 'home?))
                          (db:setup #t)
                          #f))) ;; make-dbr:dbstruct path: toppath local: (args:get-arg "-local")) #f)))
      (if *toppath*
	  (cond
	   ((getenv "MT_RUNSCRIPT")
	    ;; How to run megatest scripts
	    ;;

;;     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 (uses common))
;; (declare (uses megatest-version))
(use format)
(declare (uses mtargs))
(declare (uses treemod))

(use srfi-1
     posix regex regex-case srfi-69 typed-records sparse-vectors
     format
     extras
(use (prefix iup iup:))
     (prefix iup iup:)
     canvas-draw
     sqlite3)

(use canvas-draw)
(import canvas-draw-iup)

(module ndboard
    *

(import scheme
	chicken
	data-structures
	extras
	format
	(prefix iup iup:)
	canvas-draw
	canvas-draw-iup
	matchable
	srfi-1 posix regex regex-case
(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))
	srfi-69 typed-records sparse-vectors ;; defstruct
	sqlite3
	
	treemod
	(prefix mtargs args:)
	)


(include "megatest-version.scm")
(declare (uses margs))

;; (declare (uses launch))
;; (declare (uses gutils))
;; (declare (uses db))
;; (declare (uses server))
;; (declare (uses synchash))
(declare (uses dcommon))
;; (declare (uses dcommon))
;; (declare (uses tree))
;; 
;; (include "common_records.scm")
;; (include "db_records.scm")
;; (include "key_records.scm")

(define help (conc 
"Megatest Dashboard, documentation at http://www.kiatoa.com/fossils/megatest

(if (args:get-arg "-h")
    (begin
      (print help)
      (exit)))

;; ease debugging by loading ~/.dashboardrc
(let ((debugcontrolf (conc (get-environment-variable "HOME") "/.dashboardrc")))
  (if (common:file-exists? debugcontrolf)
(let ((debugcontrolf (conc (get-environment-variable "HOME") "/.newdashboardrc")))
  (if (file-exists? debugcontrolf)
      (load debugcontrolf)))

(debug:setup)

(define *tim* (iup:timer))
(define *ord* #f)

(iup:attribute-set! *tim* "TIME" 300)
(iup:attribute-set! *tim* "RUN" "YES")

;; areas
;;

(define *areas* (make-hash-table))
(defstruct area
  path
  keys
  targets
  targets-update-time
  (dbhs (make-hash-table))
  )

(define (area-get-path area-name)
  (let* ((adat (get-area-info area-name)))
    (if adat
	(area-path adat)
	#f)))

(define (get-areas-file)
  (conc (get-environment-variable "HOME")"/.ndboard/areas.scm"))

(define (get-areas)
  (let* ((areas-file (get-areas-file)))
    (if (file-exists? areas-file)
	(with-input-from-file areas-file read))))

(define (register-area areadat)
  (hash-table-set! *areas* (car areadat)
		   (make-area path: (cdr areadat))))

(define (get-area-info area-name)
  (hash-table-ref/default *areas* area-name #f))

(define (area-save-dbh area-name dbname mtdbh)
  (hash-table-set! (area-dbhs (get-area-info area-name)) dbname mtdbh))

(define (area-get-dbh area-name dbname)
  (hash-table-ref/default (area-dbhs (get-area-info area-name)) dbname #f))

;; megatest calls, run in "area"
;;

;; TODO store the last time the query was run
;; and clear cache based on timestamp on main.db
;;
(define (megatest-get-targets area-name)
  (let* ((ainfo   (get-area-info area-name))
	 (targets (area-targets ainfo)))
    (if targets
	targets
	(let* ((path (area-get-path area-name))
	       (raw-targs   (with-input-from-pipe
				(conc "megatest -list-targets -start-dir "path)
			      read-lines))
	       (clean-targs (filter (lambda (x)
				      (not (equal? x "default")))
				    raw-targs)))
	  (area-targets-set! ainfo clean-targs)
	  (area-targets-update-time-set! ainfo (current-seconds))
	  clean-targs))))

(define (megatest-get-keys area-name)
  (let* ((ainfo   (get-area-info area-name))
	 (keys    (area-keys ainfo)))
    (if keys
	keys
	(let* ((path     (area-path ainfo))
	       (keysstr (with-input-from-pipe
			    (conc "megatest -show-keys -start-dir "path)
			  read-line)))
	  (if (not (string? keysstr))
	      (print "Unknown error getting keys for area "area-name", path: "path)
	      (let* ((keys   (string-split keysstr)))
		(area-keys-set! ainfo keys)
		keys))))))

;; megatest area database access functions
;;

(defstruct mtdb
  name
  db
  path)

;; fall back to old megatest db if .megatest/dbname not found
;;
(define (megatest-find-db path dbname)
  (let ((newpath (conc path"/.megatest/"dbname))
	(oldpath (conc path"/megatest.db")))
    (if (file-exists? newpath)
	newpath
	(if (file-exists? oldpath)
	    oldpath
	    #f))))

;; dbname is main.db, 1.db ...
(define (megatest-open-db area-name dbname)
  (let* ((mtdbh (area-get-dbh area-name dbname)))
    (if mtdbh
	mtdbh
	(let* ((ainfo    (get-area-info area-name))
	       (path     (area-path ainfo))
	       (dbpath   (megatest-find-db path dbname))
	       (dbexists (and dbpath
			      (file-exists? dbpath)
			      (file-read-access? dbpath))))
	  (if dbexists
	      (let* ((db (open-database dbpath)))
		(set-busy-handler! db (make-busy-timeout 136000))
		(execute db "PRAGMA synchronous = 0;")
		(let* ((mtdbh (make-mtdb db: db path: dbpath)))
		  (area-save-dbh area-name dbname mtdbh)
		  mtdbh))
	      #f)))))

;; ADD on-exit to close the opened dbs

;; keys is list, targpatts is list, both same length
;; and *fully* specified
;; returns targvals and runname
(define (megatest-get-run-names area-name keys targpatts)
  (let* ((mtdbh    (megatest-open-db area-name "main.db"))
	 (selector (string-intersperse
		    (map (lambda (k v)(conc k" like '"v"'")) keys targpatts)
		    " AND "))
	 (field-sel (string-intersperse keys ","))
	 (fullqry   (conc "SELECT "field-sel",runname FROM runs WHERE "selector";")))
    (print "fullqry="fullqry)
    (fold-row ;; proc init db-or-stmt . params)
     (lambda (res . row)
       (cons row res))
     '()
     (mtdb-db mtdbh) ;; get the db handle
     fullqry)))
     


;; gui utils
;;

(define (message-window msg)
  (iup:show
   (iup:dialog
    (iup:vbox 
     (iup:label msg #:margin "40x40")))))

(define (iuplistbox-fill-list lb items . default)
  (let ((i 1)
	(selected-item (if (null? default) #f (car default))))
    (iup:attribute-set! lb "VALUE" (if selected-item selected-item ""))
    (for-each (lambda (item)
		(iup:attribute-set! lb (number->string i) item)
		(if selected-item
		    (if (equal? selected-item item)
			(iup:attribute-set! lb "VALUE" item))) ;; (number->string i))))
		(set! i (+ i 1)))
	      items)
    i))

;; simple widget registration and finding
(define *widgets* (make-hash-table))
(define (add-widget name wgt)
  (hash-table-set! *widgets* name wgt)
  wgt)
(define (get-widget name)
  (hash-table-ref/default *widgets* name #f))

(define (pad-list l n)(append l (make-list (- n (length l)))))


;; the main tree, everything starts from here
(define (mkstr . x)
  (string-intersperse (map conc x) ","))

(define (update-search x val)
  (hash-table-set! *searchpatts* x val))


;; 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") "10")))                 : 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

(define (main-tree)
  ;; 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") "60")) : string)   ;; was 50
  ((all-test-names     '())              : list)
  
  (iup:treebox
  ;; 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)

   #:value 0
  ;; 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)

   #:title "Areas"
  ;; 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 ...
						         
   #:expand "YES"
  ;; 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)

   #:addexpanded "YES"
  ;; 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?

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

   #:selection-cb
  ;; 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?)

   (lambda (obj id state)
  ;; 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
  
     (let* ((path (tree:node->path obj id)))
  tests-tree       ;; used in newdashboard
  )


       (match path
	 ((treename) #f) ;;(print "nothing to do here"))

;; mtest is actually the megatest.config file
;;
(define (mtest toppath window-id)
  (let* ((curr-row-num     0)
	 ;; (rawconfig        (read-config (conc toppath "/megatest.config") #f 'return-string))
	 (keys-matrix      (iup:matrix)) ;; (dcommon:keys-matrix rawconfig))
	 (setup-matrix     (iup:matrix)) ;; (dcommon:section-matrix rawconfig "setup" "Varname" "Value"))
	 (jobtools-matrix  (iup:matrix
			    #:expand "YES"
			    #:numcol 1
			    #:numlin 5
			    #:numcol-visible 1
			    #:numlin-visible 3))
	 (validvals-matrix (iup:matrix
			    #:expand "YES"
			    #:numcol 1
			    #:numlin 2
			    #:numcol-visible 1
			    #:numlin-visible 2))
	 (envovrd-matrix   (iup:matrix
			    #:expand "YES"
			    #:numcol 1
			    #:numlin 20
			    #:numcol-visible 1
	 ((treename area)
			    #:numlin-visible 8))
	 (disks-matrix     (iup:matrix
			    #:expand "YES"
			    #:numcol 1
			    #:numlin 20
			    #:numcol-visible 1
			    #:numlin-visible 8))
	 )
    (iup:attribute-set! disks-matrix "0:0" "Disk Name")
    (iup:attribute-set! disks-matrix "0:1" "Disk Path")
    (iup:attribute-set! disks-matrix "WIDTH1" "120")
    (iup:attribute-set! disks-matrix "WIDTH0" "100")
    (iup:attribute-set! disks-matrix "ALIGNMENT1" "ALEFT")
    (iup:attribute-set! disks-matrix "FIXTOTEXT" "C1")
    (iup:attribute-set! disks-matrix "RESIZEMATRIX" "YES")

	  (let ((tb (get-widget "main-tree"))) ;; wait, isn't this just "obj"?
    ;; fill in existing info
    (for-each 
     (lambda (mat fname)
	    (refresh-targets tb area)))
	 ((treename area . target)
       (set! curr-row-num 1)
       (for-each
	(lambda (var)
	  (iup:attribute-set! mat (conc curr-row-num ":0") var)
	  ;; (iup:attribute-set! mat (conc curr-row-num ":1") (config-lookup rawconfig fname var))
	  (set! curr-row-num (+ curr-row-num 1)))
	'()));; (configf:section-vars rawconfig fname)))
     (list setup-matrix jobtools-matrix validvals-matrix envovrd-matrix disks-matrix)
     (list "setup"      "jobtools"      "validvalues"      "env-override" "disks"))

    (for-each
     (lambda (mat)
	  (let* ((keys (megatest-get-keys area)))
	    (if (eq? (length keys)(length target))
		(let* ((runnames (megatest-get-run-names area keys target)))
		  (for-each
		   (lambda (runnamedat)
       (iup:attribute-set! mat "0:1" "Value")
       (iup:attribute-set! mat "0:0" "Var")
       (iup:attribute-set! mat "ALIGNMENT1" "ALEFT")
       (iup:attribute-set! mat "FIXTOTEXT" "C1")
       (iup:attribute-set! mat "RESIZEMATRIX" "YES")
       (iup:attribute-set! mat "WIDTH1" "120")
       (iup:attribute-set! mat "WIDTH0" "100")
       )
     (list setup-matrix jobtools-matrix validvals-matrix envovrd-matrix))

		     (tree:add-node obj "Areas" (cons area runnamedat)))
    (iup:attribute-set! validvals-matrix "WIDTH1" "290")
    (iup:attribute-set! envovrd-matrix   "WIDTH1" "290")

		   runnames)))))
    (iup:vbox
     (iup:hbox
       
      (iup:vbox
       (let ((tabs (iup:tabs 
		    ;; The required tab
		    (iup:hbox
		     ;; The keys
		     (iup:frame 
		      #:title "Keys (required)"
		      (iup:vbox
		       (iup:label (conc "Set the fields for organising your runs\n"
					"here. Note: can only be changed before\n"
					"running the first run when megatest.db\n"
					"is created."))
		       keys-matrix))
		     (iup:vbox
		      ;; The setup section
		      (iup:frame
		       #:title "Setup"
		       (iup:vbox
			(iup:label (conc "max_concurrent_jobs : limits total concurrent jobs (optional)\n"
					 "linktree : directory where linktree will be created."))
			setup-matrix))
		      ;; The jobtools
		      (iup:frame
		       #:title "Jobtools"
		       (iup:vbox 
			(iup:label (conc "launcher : tool or script to run jobs (try nbfake)\n"
					 "useshell : use system to run your launcher\n"
					 "workhosts : spread jobs out on these hosts"))
			jobtools-matrix))
		      ;; The disks
		      (iup:frame
		       #:title "Disks"
		       (iup:vbox
			(iup:label (conc "Enter names and existing paths of locations to run tests")) 
			disks-matrix))))
		    ;; The optional tab
		    (iup:vbox
		     ;; The Environment Overrides
		     (iup:frame 
		      #:title "Env override"
		      envovrd-matrix)
		     ;; The valid values
		     (iup:frame
		      #:title "Validvalues"
		      validvals-matrix)
		     ))))
	 (iup:attribute-set! tabs "TABTITLE0" "Required settings")
	 (iup:attribute-set! tabs "TABTITLE1" "Optional settings")
	 tabs))
       ))))

	 (else
;; The runconfigs.config file
;;
(define (rconfig window-id)
  (iup:vbox
   (iup:frame #:title "Default")))

	  (print "path: "path))
;;======================================================================
;; T E S T S
;;======================================================================

	  )
(define (tree-path->test-id path)
  (if (not (null? path))
      (hash-table-ref/default (dboard:data-path-test-ids *data*) path #f)
      #f))

       #;(print "obj: "obj", id: "id", state: "state", path: "path)))))
(define (test-panel window-id)
  (let* ((curr-row-num 0)
	 (viewlog    (lambda (x)
		       (if (common:file-exists? logfile)
					;(system (conc "firefox " logfile "&"))
			   (iup:send-url logfile)
			   (message-window (conc "File " logfile " not found")))))
	 (xterm      (lambda (x)
		       (if (directory-exists? rundir)
			   (let ((shell (if (get-environment-variable "SHELL") 
					    (conc "-e " (get-environment-variable "SHELL"))
					    "")))
			     (system (conc "cd " rundir 
					   ";xterm -T \"" (string-translate testfullname "()" "  ") "\" " shell "&")))
			   (message-window  (conc "Directory " rundir " not found")))))
	 (command-text-box (iup:textbox #:expand "HORIZONTAL" #:font "Courier New, -12"))
	 (command-launch-button (iup:button "Execute!" 
					    ;; #:expand "HORIZONTAL"
					    #:size "50x"
					    #:action (lambda (x)
						       (let ((cmd (iup:attribute command-text-box "VALUE")))
							 (system (conc cmd "  &"))))))
	 (run-test  (lambda (x)
		      (iup:attribute-set! 
		       command-text-box "VALUE"
		       (conc "xterm -geometry 180x20 -e \"megatest -target " keystring " :runname " runname 
			     " -runtests " (conc testname "/" (if (equal? item-path "")
								  "%" 
								  item-path))
			     ";echo Press any key to continue;bash -c 'read -n 1 -s'\""))))
	 (remove-test (lambda (x)
			(iup:attribute-set!
			 command-text-box "VALUE"
			 (conc "xterm -geometry 180x20 -e \"megatest -remove-runs -target " keystring " :runname " runname
			       " -testpatt " (conc testname "/" (if (equal? item-path "")
								    "%"
								    item-path))
			       " -v;echo Press any key to continue;bash -c 'read -n 1 -s'\""))))
    	 (run-info-matrix  (iup:matrix 		            
			    #:expand "YES"
			    ;; #:scrollbar "YES"
			    #:numcol 1
			    #:numlin 4
			    #:numcol-visible 1
			    #:numlin-visible 4
			    #:click-cb (lambda (obj lin col status)
					 #f
					 ;;(print "obj: " obj " lin: " lin " col: " col " status: " status)
					 )))
	 (test-info-matrix (iup:matrix
		            #:expand "YES"
		            #:numcol 1
		            #:numlin 7
		            #:numcol-visible 1
		            #:numlin-visible 7))
	 (test-run-matrix  (iup:matrix
			    #:expand "YES"
			    #:numcol 1
			    #:numlin 5
			    #:numcol-visible 1
			    #:numlin-visible 5))
	 (meta-dat-matrix  (iup:matrix
			    #:expand "YES"
			    #:numcol 1
			    #:numlin 5
			    #:numcol-visible 1
			    #:numlin-visible 5))
	 (steps-matrix     (iup:matrix
			    #:expand "YES"
			    #:numcol 6
			    #:numlin 50
			    #:numcol-visible 6
			    #:numlin-visible 8))
	 (data-matrix      (iup:matrix
			    #:expand "YES"
			    #:numcol 8
			    #:numlin 50
			    #:numcol-visible 8
			    #:numlin-visible 8))
	 (updater          (lambda (testdat)
			     (test-update window-id testdat run-info-matrix test-info-matrix test-run-matrix meta-dat-matrix steps-matrix data-matrix))))

    ;; Set the updater in updaters
    ;; (hash-table-set! (dboard:data-updaters *data*) window-id updater)
(define (refresh-targets tb area)
    ;; 
  (let* ((targets (megatest-get-targets area)))
    (for-each
     (lambda (mat)
     (lambda (target)
       ;; (iup:attribute-set! mat "0:1" "Value")
       ;; (iup:attribute-set! mat "0:0" "Var")
       (iup:attribute-set! mat "HEIGHT0" 0)
       (iup:attribute-set! mat "ALIGNMENT1" "ALEFT")
       ;; (iup:attribute-set! mat "FIXTOTEXT" "C1")
       (iup:attribute-set! mat "RESIZEMATRIX" "YES"))
       ;; (iup:attribute-set! mat "WIDTH1" "120")
       ;; (iup:attribute-set! mat "WIDTH0" "100"))
     (list run-info-matrix test-info-matrix test-run-matrix meta-dat-matrix))
       (let* ((t-path (string-split target "/")))
	 (tree:add-node tb "Areas" (cons area t-path))))
     targets)))

    ;; Steps matrix
    (iup:attribute-set! steps-matrix "0:1" "Step Name")
    (iup:attribute-set! steps-matrix "0:2" "Start")
    (iup:attribute-set! steps-matrix "WIDTH2" "40")
    (iup:attribute-set! steps-matrix "0:3" "End")
    (iup:attribute-set! steps-matrix "WIDTH3" "40")
    (iup:attribute-set! steps-matrix "0:4" "Status")
    (iup:attribute-set! steps-matrix "WIDTH4" "40")
    (iup:attribute-set! steps-matrix "0:5" "Duration")
    (iup:attribute-set! steps-matrix "WIDTH5" "40")
    (iup:attribute-set! steps-matrix "0:6" "Log File")
    (iup:attribute-set! steps-matrix "ALIGNMENT1" "ALEFT")
    ;; (iup:attribute-set! steps-matrix "FIXTOTEXT" "C1")
    (iup:attribute-set! steps-matrix "RESIZEMATRIX" "YES")
    ;; (iup:attribute-set! steps-matrix "WIDTH1" "120")
    ;; (iup:attribute-set! steps-matrix "WIDTH0" "100")

(define (runs window-id)
    ;; Data matrix
    ;; 
    (let ((rownum 1))
      (for-each
       (lambda (x)
	 (iup:attribute-set! data-matrix (conc "0:" rownum) x)
	 (iup:attribute-set! data-matrix (conc "WIDTH" rownum) "50")
	 (set! rownum (+ rownum 1)))
       (list "Category" "Variable" "Value" "Expected" "Tolerance"  "Status" "Units" "Type" "Comment")))
    (iup:attribute-set! data-matrix "REDRAW" "ALL")
    
    (for-each 
     (lambda (data)
       (let ((mat    (car data))
	     (keys   (cadr data))
	     (rownum 1))
	 (for-each
	  (lambda (key)
	    (iup:attribute-set! mat (conc rownum ":0") key)
	    (set! rownum (+ rownum 1)))
	  keys)
	 (iup:attribute-set! mat "REDRAW" "ALL")))
     (list
      (list run-info-matrix  '("Run Id"  "Target"   "Runname" "Run Start Time" ))
      (list test-info-matrix '("Test Id" "Testname" "Itempath" "State"   "Status" "Test Start Time" "Comment"))
      (list test-run-matrix  '("Hostname" "Host info" "Disk Free" "CPU Load" "Run Duration"))
      (list meta-dat-matrix  '("Author"   "Owner"     "Last Reviewed" "Tags" "Description"))))
	    
    (iup:split
      #:orientation "HORIZONTAL"
      (iup:vbox
       (iup:hbox
	(iup:vbox
	 run-info-matrix
	 test-info-matrix)
       ;; test-info-matrix)
	(iup:vbox
	 test-run-matrix
	 meta-dat-matrix))
       (iup:vbox
	(iup:vbox
	 (iup:hbox 
	  (iup:button "View Log"    #:action viewlog      #:size "60x" )   ;; #:size "30x" 
	  (iup:button "Start Xterm" #:action xterm        #:size "60x" ))	 ;; #:size "30x" 
	 (iup:hbox
	   (iup:button "Run Test"    #:action run-test    #:size "60x" )	 ;; #:size "30x" 
	   (iup:button "Clean Test"  #:action remove-test #:size "60x" )))	 ;; #:size "30x" 
	(iup:hbox
	 ;; hiup:split ;; hbox
	 ;; #:orientation "HORIZONTAL"
	 ;; #:value 300
	 command-text-box
	 command-launch-button)))
      (iup:vbox
  (iup:hbox
       (let ((tabs (iup:tabs
		    steps-matrix
		    data-matrix)))
	 (iup:attribute-set! tabs "TABTITLE0" "Test Steps")
	 (iup:attribute-set! tabs "TABTITLE1" "Test Data")
	 tabs)))))
       
   (add-widget "main-tree" (main-tree))
;; Test browser
(define (tests window-id)
  (iup:split
   (let* ((tb      (iup:treebox
		    #:selection-cb
		    (lambda (obj id state)
		      ;; (print "obj: " obj ", id: " id ", state: " state)
		      (let* ((run-path (tree:node->path obj id))
			     (test-id  (tree-path->test-id (cdr run-path))))
			;; (if test-id
			;;     (hash-table-set! (dboard:data-curr-test-ids *data*)
			;; 		     window-id test-id))
			;; (print "path: " (tree:node->path obj id) " test-id: " test-id)
			)))))
   ))
     (iup:attribute-set! tb "VALUE" "0")
     (iup:attribute-set! tb "NAME" "Runs")
     ;;(iup:attribute-set! tb "ADDEXPANDED" "NO")
     ;; (dboard:data-tests-tree-set! *data* tb)
     tb)
   (test-panel window-id)))

;; The function to update the fields in the test view panel
(define (test-update window-id testdat run-info-matrix test-info-matrix test-run-matrix meta-dat-matrix steps-matrix data-matrix)
  ;; get test-id
  ;; then get test record
  (if testdat
      (let* ((test-id      0) ;; (hash-table-ref/default (dboard:data-curr-test-ids *data*) window-id #f))
	     (test-data    (hash-table-ref/default testdat test-id #f))
	     (run-id       (db:test-get-run_id test-data))
	     (targ/runname (hash-table-ref/default (dboard:data-run-keys *data*) 
						   run-id
						   '()))
	     (target       (if (null? targ/runname) "" (string-intersperse (reverse (cdr (reverse targ/runname))) "/")))
	     (runname      (if (null? targ/runname) "" (car (cdr targ/runname))))
	     (steps-dat    (tests:get-compressed-steps *dbstruct-local* run-id test-id)))
				
	(if test-data
	    (begin
	      ;; 
	      (for-each 
	       (lambda (data)
		 (let ((mat    (car data))
		       (vals   (cadr data))
		       (rownum 1))
		   (for-each 
		    (lambda (key)
		      (let ((cell   (conc rownum ":1")))
			(if (not (equal? (iup:attribute mat cell)(conc key)))
			    (begin
			      ;; (print "setting cell " cell " in matrix " mat " to value " key)
			      (iup:attribute-set! mat cell (conc key))
			      (iup:attribute-set! mat "REDRAW" cell)))
			(set! rownum (+ rownum 1))))
		    vals)))
	       (list 
		(list run-info-matrix
		      (if test-id
			  (list (db:test-get-run_id test-data)
				target
				runname
				"n/a")
			  (make-list 4 "")))
		(list test-info-matrix
		      (if test-id
			  (list test-id
				(db:test-get-testname test-data)
				(db:test-get-item-path test-data)
				(db:test-get-state    test-data)
				(db:test-get-status   test-data)
				(seconds->string (db:test-get-event_time test-data))
				(db:test-get-comment  test-data))
			  (make-list 7 "")))
		(list test-run-matrix
		      (if test-id
			  (list (db:test-get-host     test-data)
				(db:test-get-uname    test-data)
				(db:test-get-diskfree test-data)
				(db:test-get-cpuload  test-data)
				(seconds->hr-min-sec (db:test-get-run_duration test-data)))
			  (make-list 5 "")))
		))
	      (dcommon:populate-steps steps-dat steps-matrix))))))
		;;(list meta-dat-matrix
		;;      (if test-id
		;;	  (list (

  
(define (runs-init)
;; db:test-get-id           
;; db:test-get-run_id       
;; db:test-get-testname     
;; db:test-get-state        
;; db:test-get-status       
;; db:test-get-event_time   
;; db:test-get-host         
;; db:test-get-cpuload      
;; db:test-get-diskfree     
;; db:test-get-uname        
;; db:test-get-rundir       
;; db:test-get-item-path    
;; db:test-get-run_duration 
;; db:test-get-final_logf   
;; db:test-get-comment      
;; db:test-get-fullname     	  


  (let* ((areas (get-areas))
	 (tb    (get-widget "main-tree")))
;;======================================================================
;; R U N   C O N T R O L
;;======================================================================

    (for-each
;; Overall runs browser
;;
(define (runs window-id)
  (let* ((runs-matrix     (iup:matrix
			   #:expand "YES"
			   ;; #:fittosize "YES"
			   #:scrollbar "YES"
			   #:numcol 100
			   #:numlin 100
			   #:numcol-visible 7
			   #:numlin-visible 7
			   #:click-cb (lambda (obj lin col status)
     (lambda (areadat)
					#f
					;; (print "obj: " obj " lin: " lin " col: " col " status: " status)
					))))

       (tree:add-node tb "Areas" `(,(car areadat)))
    (iup:attribute-set! runs-matrix "RESIZEMATRIX" "YES")
    (iup:attribute-set! runs-matrix "WIDTH0" "100")

       (register-area areadat))
    ;; (dboard:data-runs-matrix-set! *data* runs-matrix)
    (iup:hbox
     (iup:frame 
      #:title "Runs browser"
      (iup:vbox
       runs-matrix)))))
     areas)))

;; Browse and control a single run
;;
(define (runcontrol window-id)
  (iup:hbox))

;;======================================================================
;; D A S H B O A R D
;;======================================================================

;; Main Panel
(define (main-panel window-id)
  (iup:dialog
   #:title "Megatest Control Panel"
   #:menu (dcommon:main-menu)
   ;; #:menu (dcommon:main-menu)
   #:shrink "YES"
   (let ((tabtop (iup:tabs 
		  (runs window-id)
		  (tests window-id)
		  (add-widget "runs" (runs window-id))
		  ;; (tests window-id)
		  (runcontrol window-id)
		  (mtest *toppath* window-id) 
		  (rconfig window-id)
		  ;; (mtest *toppath* window-id) 
		  ;; (rconfig window-id)
		  )))
     (iup:attribute-set! tabtop "TABTITLE0" "Runs")
     (iup:attribute-set! tabtop "TABTITLE1" "Tests")
     (iup:attribute-set! tabtop "TABTITLE2" "Run Control")
     (iup:attribute-set! tabtop "TABTITLE3" "megatest.config") 
     (iup:attribute-set! tabtop "TABTITLE4" "runconfigs.config")
     ;; (iup:attribute-set! tabtop "TABTITLE1" "Tests")
     (iup:attribute-set! tabtop "TABTITLE1" "Run Control")
     ;; (iup:attribute-set! tabtop "TABTITLE3" "megatest.config") 
     ;; (iup:attribute-set! tabtop "TABTITLE4" "runconfigs.config")
     tabtop)))

(define *current-window-id* 0)

(define (newdashboard dbstruct)
  (let* ((data     (make-hash-table))
	 (keys     '()) ;; (db:get-keys dbstruct))
	 (runname  "%")
	 (testpatt "%")
	 (keypatts '()) ;; (map (lambda (k)(list k "%")) keys))
         (states   '())
	 (statuses '())
	 (nextmintime (current-milliseconds))
	 (my-window-id *current-window-id*))
    (set! *current-window-id* (+ 1 *current-window-id*))
   ;; (dboard:data-runs-set! *data* data) ;; make this data available to the rest of the application
    (iup:show (main-panel my-window-id))
    (runs-init)
    ;; Yes, running iup:show will pop up a new panel
    ;; (iup:show (main-panel my-window-id))
    (iup:callback-set! *tim*
		       "ACTION_CB"
		       (lambda (x)
			 ;; Want to dedicate no more than 50% of the time to this so skip if
			 ;; 2x delta time has not passed since last query
			 #t
			 (if (< nextmintime (current-milliseconds))
			 #;(if (< nextmintime (current-milliseconds))
			     (let* ((starttime (current-milliseconds))
				    ;; (changes   (dcommon:run-update keys data runname keypatts testpatt states statuses 'full my-window-id))
				    (endtime   (current-milliseconds)))
			       (set! nextmintime (+ endtime (* 2 (- endtime starttime))))
			       ;; (debug:print 11 *default-log-port* "CHANGE(S): " (car changes) "..."))
                               )
			     (debug:print-info 11 *default-log-port* "Server overloaded"))))))
			     (print "Server overloaded"))))))

)
;; (dboard:data-updaters-set! *data* (make-hash-table))
(newdashboard #f) ;; *dbstruct-local*)    


;;======================================================================
;; D A S H B O A R D
;;======================================================================


(import ndboard)
(newdashboard #f)
(iup:main-loop)

			(remote-conndat runremote)
			#f)))
	  (if cinfo
	      cinfo
	      (if (server:check-if-running areapath)
		  (client:setup areapath)
		  #f))))

(define (rmt:on-homehost? runremote)
  (let* ((hh-dat (remote-hh-dat runremote)))
    (if (pair? hh-dat)
	(cdr hh-dat)
	(begin
	  (debug:print-info 0 *default-log-port* "hh-dat="hh-dat)
	  #f))))


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

(define *send-receive-mutex* (make-mutex)) ;; should have separate mutex per run-id

;; RA => e.g. usage (rmt:send-receive 'get-var #f (list varname))
;;

    
    ;; DOT SET_HOMEHOST; // leaving off - doesn't really add to the clarity
    ;; DOT MUTEXLOCK -> SET_HOMEHOST [label="no homehost?"];
    ;; DOT SET_HOMEHOST -> MUTEXLOCK;
    ;; ensure we have a homehost record
    (if (not (pair? (remote-hh-dat runremote)))  ;; not on homehost
	(thread-sleep! 0.1) ;; since we shouldn't get here, delay a little
	(let ((hh-data (server:choose-server areapath 'homehost)))
	(remote-hh-dat-set! runremote (common:get-homehost)))
	  (remote-hh-dat-set! runremote (or hh-data (cons #f #f)))))
    
    ;;(print "BB> readonly-mode is "readonly-mode" dbfile is "dbfile)
    (cond
     #;((> (- (current-seconds)(remote-connect-time runremote)) 180) ;; reconnect to server every 180 seconds
      (debug:print 0 *default-log-port* "Forcing reconnect to server(s) due to 180 second timeout.")
      (set! *runremote* #f)
      ;; BUG: close-connections should go here?

     
     ;;DOT CASE5 [label="local\nread"];
     ;;DOT MUTEXLOCK -> CASE5 [label="server not required,\non homehost,\nread-only query"]; {rank=same "case 5" CASE5};
     ;;DOT CASE5 -> "rmt:open-qry-close-locally";

     ;; on homehost and this is a read
     ((and (not (remote-force-server runremote)) ;; honor forced use of server, i.e. server NOT required
	   (cdr (remote-hh-dat runremote))       ;; on homehost
	   (rmt:on-homehost? runremote)
           (member cmd api:read-only-queries))   ;; this is a read
      (mutex-unlock! *rmt-mutex*)
      (debug:print-info 12 *default-log-port* "rmt:send-receive, case  5")
      (rmt:open-qry-close-locally cmd 0 params))

     ;;DOT CASE6 [label="init\nremote"];
     ;;DOT MUTEXLOCK -> CASE6 [label="on homehost,\nwrite query,\nhave server,\ncan't reach it"]; {rank=same "case 6" CASE6};
     ;;DOT CASE6 -> "rmt:send-receive";
     ;; on homehost and this is a write, we already have a server, but server has died

     ;; reinstate this keep-alive section but inject a time condition into the (add ...
     
     ((and (cdr (remote-hh-dat runremote))           ;; on homehost
     #;((and (cdr (remote-hh-dat runremote))           ;; on homehost
           (not (member cmd api:read-only-queries))  ;; this is a write
           (remote-server-url runremote)             ;; have a server
           (not (server:ping (remote-server-url runremote) (remote-server-id runremote))))  ;; server has died. NOTE: this is not a cheap call! Need better approach.
      (debug:print 0 *default-log-port* "WARNING: server appears to have died, trying to reconnect, case 6")
      (http-transport:close-connections area-dat: runremote) ;; make sure to clean up
      (set! *runremote* (make-remote))
      (let* ((server-info (remote-server-info *runremote*))) 

(define (server:mk-signature)
  (message-digest-string (md5-primitive) 
			 (with-output-to-string
			   (lambda ()
			     (write (list (current-directory)
                                          (current-process-id)
					  (argv)))))))

(define (server:get-client-signature)
  (if *my-client-signature* *my-client-signature*
      (let ((sig (server:mk-signature))) ;; clients re-use the server:mk-signature logic
        (set! *my-client-signature* sig)
        *my-client-signature*)))

(define (server:get-server-id)
  (if *server-id* *server-id*
      (let ((sig (server:mk-signature))) ;; clients re-use the server:mk-signature logic
        (set! *server-id* sig)
        *server-id*)))

;; When using zmq this would send the message back (two step process)
;; with spiffy or rpc this simply returns the return data to be returned
;; 
(define (server:reply return-addr query-sig success/fail result)
  (debug:print-info 11 *default-log-port* "server:reply return-addr=" return-addr ", result=" result)
  ;; (send-message pubsock target send-more: #t)

;; Given an area path,  start a server process    ### NOTE ### > file 2>&1 
;; if the target-host is set 
;; try running on that host
;;   incidental: rotate logs in logs/ dir.
;;
(define  (server:run areapath) ;; areapath is *toppath* for a given testsuite area
  (let* ((curr-host   (get-host-name))
  (let* (;; (curr-host   (get-host-name))
         ;; (attempt-in-progress (server:start-attempted? areapath))
         ;; (dot-server-url (server:check-if-running areapath))
	 (curr-ip     (server:get-best-guess-address curr-host))
	 (curr-pid    (current-process-id))
	 (homehost    (common:get-homehost)) ;; configf:lookup *configdat* "server" "homehost" ))
	 (target-host (car homehost))
	 ;; (curr-ip     (server:get-best-guess-address curr-host))
	 ;; (curr-pid    (current-process-id))
	 ;; (homehost    (server:get-homehost)) ;; configf:lookup *configdat* "server" "homehost" ))
	 ;; (target-host (car homehost))
	 (testsuite   (common:get-testsuite-name))
	 (logfile     (conc areapath "/logs/server.log")) ;; -" curr-pid "-" target-host ".log"))
	 (profile-mode (or (configf:lookup *configdat* "misc" "profilesw")
			   ""))
	 (cmdln (conc (common:get-megatest-exe)
		      " -server - ";; (or target-host "-")
		      " -server " (or target-host "-") (if (equal? (configf:lookup *configdat* "server" "daemonize") "yes")
							   " -daemonize "
							   "")
		      (if (equal? (configf:lookup *configdat* "server" "daemonize") "yes")
			  " -daemonize "
			  "")
		      ;; " -log " logfile
		      " -m testsuite:" testsuite
		      " " profile-mode
		      )) ;; (conc " >> " logfile " 2>&1 &")))))
	 (log-rotate  (make-thread common:rotate-logs  "server run, rotate logs thread")) ;; why are we rotating logs here? This is a sensitive location with a lot going on!?
         (load-limit  (configf:lookup-number *configdat* "jobtools" "max-server-start-load" default: 3.0)))
    ;; we want the remote server to start in *toppath* so push there
    (push-directory areapath)
    (debug:print 0 *default-log-port* "INFO: Trying to start server (" cmdln ") ...")
    (thread-start! log-rotate)
    
    ;; host.domain.tld match host?
    (if (and target-host 
	     ;; look at target host, is it host.domain.tld or ip address and does it 
	     ;; match current ip or hostname
	     (not (string-match (conc "("curr-host "|" curr-host"\\..*)") target-host))
	     (not (equal? curr-ip target-host)))
	(begin
	  (debug:print-info 0 *default-log-port* "Starting server on " target-host ", logfile is " logfile)
	  (setenv "TARGETHOST" target-host)))
      
    ;; (if (and target-host 
    ;; 	     ;; look at target host, is it host.domain.tld or ip address and does it 
    ;; 	     ;; match current ip or hostname
    ;; 	     (not (string-match (conc "("curr-host "|" curr-host"\\..*)") target-host))
    ;; 	     (not (equal? curr-ip target-host)))
    ;; 	(begin
    ;; 	  (debug:print-info 0 *default-log-port* "Starting server on " target-host ", logfile is " logfile)
    ;; 	  (setenv "TARGETHOST" target-host)))
    ;;   
    (setenv "TARGETHOST_LOGF" logfile)
    (thread-sleep! (/ (random 3000) 1000)) ;; add a random initial delay. It seems pretty common that many running tests request a server at the same time
    (debug:print 0 *default-log-port* "INFO: starting server at " (common:human-time))
    (system (conc "nbfake " cmdln))
    (unsetenv "TARGETHOST_LOGF")
    (if (get-environment-variable "TARGETHOST")(unsetenv "TARGETHOST"))
    ;; (if (get-environment-variable "TARGETHOST")(unsetenv "TARGETHOST"))
    (thread-join! log-rotate)
    (pop-directory)))

;; given a path to a server log return: host port startseconds server-id
;; any changes to number of elements returned by this fuction will dirctly affect server:record->url,server:record->id,server:kill,server:get-num-alive which use match let 
;; example of what it's looking for in the log file:
;;     SERVER STARTED: 10.38.175.67:50216 AT 1616502350.0 server-id: 4907e90fc55c7a09694e3f658c639cf4 

(define (server:logf-get-start-info logf)
  (let ((server-rx (regexp "^SERVER STARTED: (\\S+):(\\d+) AT ([\\d\\.]+) server-id: (\\S+)")) ;; SERVER STARTED: host:port AT timesecs server id
        (dbprep-rx (regexp "^SERVER: dbprep"))
        (dbprep-found 0)) 
  (let ((server-rx    (regexp "^SERVER STARTED: (\\S+):(\\d+) AT ([\\d\\.]+) server-id: (\\S+) pid: (\\d+)")) ;; SERVER STARTED: host:port AT timesecs server id
        (dbprep-rx    (regexp "^SERVER: dbprep"))
        (dbprep-found 0)
	(bad-dat      (list #f #f #f #f #f)))
    (handle-exceptions
	exn
      (begin
	(debug:print-info 0 *default-log-port* "Unable to get server info from " logf ", exn=" exn)
	(list #f #f #f #f)) ;; no idea what went wrong, call it a bad server
	bad-dat) ;; no idea what went wrong, call it a bad server
      (with-input-from-file
	  logf
	(lambda ()
	  (let loop ((inl  (read-line))
		     (lnum 0))
	    (if (not (eof-object? inl))
		(let ((mlst (string-match server-rx inl))
                      (dbprep (string-match dbprep-rx inl))
                      (dbprep (string-match dbprep-rx inl)))
                      )
                  (if dbprep
                    (set! dbprep-found 1)
                  (if dbprep (set! dbprep-found 1))
                  )
		  (if (not mlst)
		      (if (< lnum 500) ;; give up if more than 500 lines of server log read
			  (loop (read-line)(+ lnum 1))
			  (begin 
                           (debug:print-info 0 *default-log-port* "Unable to get server info from first 500 lines of " logf )
                           (list #f #f #f #f)))
		      (let ((dat  (cdr mlst)))
			(list (car dat) ;; host
			      (string->number (cadr dat)) ;; port
			      (string->number (caddr dat))
                              (cadr (cddr dat))))))
                           bad-dat))
		      (match mlst
			((_ host port start server-id pid)
			 (list host
			       (string->number port)
			       (string->number start)
			       server-id
			       (string->number pid)))
			(else
			 (debug:print 0 *current-log-port* "ERROR: did not recognise SERVER line info "mlst)
			 bad-dat))))
                (begin 
                   (if dbprep-found
                  (if dbprep-found
                      (begin
                         (debug:print-info 2 *default-log-port* "Server is in dbprep at " (common:human-time))
                         (thread-sleep! 0.5) ;; was 25 sec but that blocked things from starting?
                         (thread-sleep! 0.5)) ;; was 25 sec but that blocked things from starting?
                      )
                      (debug:print-info 0 *default-log-port* "Unable to get server info from " logf " at " (seconds->time-string (current-seconds)))
                      (debug:print-info 0 *default-log-port* "Unable to get server info from " logf " at " (seconds->time-string (current-seconds))))
                   )
		    (list #f #f #f #f)))))))))
		  bad-dat))))))))

;; get a list of servers from the log files, with all relevant data
;; ( mod-time host port start-time pid )
;;
(define (server:get-list areapath #!key (limit #f))
  (let ((fname-rx    (regexp "^(|.*/)server-(\\d+)-(\\S+).log$"))
	(day-seconds (* 24 60 60)))
    ;; if the directory exists continue to get the list
    ;; otherwise attempt to create the logs dir and then
    ;; continue
    (if (if (directory-exists? (conc areapath "/logs"))
	    '()
	    (if (file-write-access? areapath)
		(begin
		  (condition-case
		   (create-directory (conc areapath "/logs") #t)
		   (exn (i/o file)(debug:print 0 *default-log-port* "ERROR: Cannot create directory at " (conc areapath "/logs")))
		   (exn ()(debug:print 0 *default-log-port* "ERROR: Unknown error attemtping to get server list. exn=" exn)))
		  (directory-exists? (conc areapath "/logs")))
		'()))

        ;; Get the list of server logs.
	(let* (
               ;; For some reason, when I uncomment the below line, ext-tests sometimes starts 1000's of servers.
               ;; (exiting-servers (system (conc "bash -c 'rm -f `grep -il exiting " areapath "/logs/server-*-*.log 2> /dev/null`'")))
               (server-logs   (glob (conc areapath "/logs/server-*-*.log")))
	       (num-serv-logs (length server-logs)))
	  (if (or (null? server-logs) (= num-serv-logs 0))
              (let ()
                 (debug:print 2  *default-log-port* "There are no servers running at " (common:human-time))
	         '()
;; ;; get a list of servers from the log files, with all relevant data
;; ;; ( mod-time host port start-time pid )
;; ;;
;; (define (server:get-list areapath #!key (limit #f))
;;   (let ((fname-rx    (regexp "^(|.*/)server-(\\d+)-(\\S+).log$"))
;; 	(day-seconds (* 24 60 60)))
;;     ;; if the directory exists continue to get the list
;;     ;; otherwise attempt to create the logs dir and then
;;     ;; continue
;;     (if (if (directory-exists? (conc areapath "/logs"))
;; 	    '()
;; 	    (if (file-write-access? areapath)
;; 		(begin
;; 		  (condition-case
;; 		   (create-directory (conc areapath "/logs") #t)
;; 		   (exn (i/o file)(debug:print 0 *default-log-port* "ERROR: Cannot create directory at " (conc areapath "/logs")))
;; 		   (exn ()(debug:print 0 *default-log-port* "ERROR: Unknown error attemtping to get server list. exn=" exn)))
;; 		  (directory-exists? (conc areapath "/logs")))
;; 		'()))
;; 
;;         ;; Get the list of server logs.
;; 	(let* (
;;                ;; For some reason, when I uncomment the below line, ext-tests sometimes starts 1000's of servers.
;;                ;; (exiting-servers (system (conc "bash -c 'rm -f `grep -il exiting " areapath "/logs/server-*-*.log 2> /dev/null`'")))
;;                (server-logs   (glob (conc areapath "/logs/server-*-*.log")))
;; 	       (num-serv-logs (length server-logs)))
;; 	  (if (or (null? server-logs) (= num-serv-logs 0))
;;               (let ()
;;                  (debug:print 2  *default-log-port* "There are no servers running at " (common:human-time))
;; 	         '()
              )
	      (let loop ((hed  (string-chomp (car server-logs)))
			 (tal  (cdr server-logs))
			 (res '()))
		(let* ((mod-time  (handle-exceptions
				   exn
				   (begin
				     (debug:print 0 *default-log-port* "server:get-list: failed to get modification time on " hed ", exn=" exn)
				     (current-seconds)) ;; 0
				   (file-modification-time hed))) ;; default to *very* old so log gets ignored if deleted
		       (down-time (- (current-seconds) mod-time))
		       (serv-dat  (if (or (< num-serv-logs 10)
				  	  (< down-time 900)) ;; day-seconds))
				      (server:logf-get-start-info hed)
				      '())) ;; don't waste time processing server files not touched in the 15 minutes if there are more than ten servers to look at
		       (serv-rec (cons mod-time serv-dat))
		       (fmatch   (string-match fname-rx hed))
		       (pid      (if fmatch (string->number (list-ref fmatch 2)) #f))
		       (new-res  (if (null? serv-dat)
				     res
				     (cons (append serv-rec (list pid)) res)))) ;; any changes to number of elements in new-res will dirctly affect server:record->url,server:record->id,server:kill,server:get-num-alive which uses match let 
		  (if (null? tal)
		      (if (and limit
			       (> (length new-res) limit))
			  new-res ;; (take new-res limit)  <= need intelligent sorting before this will work
			  new-res)
		      (loop (string-chomp (car tal)) (cdr tal) new-res)))))))))
;;               )
;; 	      (let loop ((hed  (string-chomp (car server-logs)))
;; 			 (tal  (cdr server-logs))
;; 			 (res '()))
;; 		(let* ((mod-time  (handle-exceptions
;; 				   exn
;; 				   (begin
;; 				     (debug:print 0 *default-log-port* "server:get-list: failed to get modification time on " hed ", exn=" exn)
;; 				     (current-seconds)) ;; 0
;; 				   (file-modification-time hed))) ;; default to *very* old so log gets ignored if deleted
;; 		       (down-time (- (current-seconds) mod-time))
;; 		       (serv-dat  (if (or (< num-serv-logs 10)
;; 				  	  (< down-time 900)) ;; day-seconds))
;; 				      (server:logf-get-start-info hed)
;; 				      '())) ;; don't waste time processing server files not touched in the 15 minutes if there are more than ten servers to look at
;; 		       (serv-rec (cons mod-time serv-dat))
;; 		       (fmatch   (string-match fname-rx hed))
;; 		       (pid      (if fmatch (string->number (list-ref fmatch 2)) #f))
;; 		       (new-res  (if (null? serv-dat)
;; 				     res
;; 				     (cons (append serv-rec (list pid)) res)))) ;; any changes to number of elements in new-res will dirctly affect server:record->url,server:record->id,server:kill,server:get-num-alive which uses match let 
;; 		  (if (null? tal)
;; 		      (if (and limit
;; 			       (> (length new-res) limit))
;; 			  new-res ;; (take new-res limit)  <= need intelligent sorting before this will work
;; 			  new-res)
;; 		      (loop (string-chomp (car tal)) (cdr tal) new-res)))))))))

(define (server:get-num-alive srvlst)
#;(define (server:get-num-alive srvlst)
  (let ((num-alive 0))
    (for-each
     (lambda (server)
        (handle-exceptions
          exn
         (begin 
          (debug:print-info 0 *default-log-port*  "Unable to get server start-time and/or mod-time from " server ", exn=" exn))
       (match-let (((mod-time host port start-time server-id pid)
		    server))
	 (let* ((uptime  (- (current-seconds) mod-time))
		(runtime (if start-time
			     (- mod-time start-time)
			     0)))
	   (if (< uptime 5)(set! num-alive (+ num-alive 1)))))))
     srvlst)
    num-alive))

;; given a list of servers get a list of valid servers, i.e. at least
;; 10 seconds old, has started and is less than 1 hour old and is
;; active (i.e. mod-time < 10 seconds
;;
;; mod-time host port start-time pid
;;
;; sort by start-time descending. I.e. get the oldest first. Young servers will thus drop off
;; and servers should stick around for about two hours or so.
;;
(define (server:get-best srvlst)
  (let* ((nums (server:get-num-servers))
	 (now  (current-seconds))
	 (slst (sort
		(filter (lambda (rec)
			  (if (and (list? rec)
				   (> (length rec) 2))
			      (let ((start-time (list-ref rec 3))
				    (mod-time   (list-ref rec 0)))
				;; (print "start-time: " start-time " mod-time: " mod-time)
				(and start-time mod-time
				     (> (- now start-time) 0)    ;; been running at least 0 seconds
				     (< (- now mod-time)   16)   ;; still alive - file touched in last 16 seconds
				     (or (not (configf:lookup *configdat* "server" "runtime")) ;; skip if not set
					 (< (- now start-time)       
					    (+ (- (string->number (configf:lookup *configdat* "server" "runtime"))
					       180)
					    (random 360)))) ;; under one hour running time +/- 180
				     ))
			      #f))
			srvlst)
		(lambda (a b)
		  (< (list-ref a 3)
		     (list-ref b 3))))))
    (if (> (length slst) nums)
	(take slst nums)
	slst)))
;; ;; given a list of servers get a list of valid servers, i.e. at least
;; ;; 10 seconds old, has started and is less than 1 hour old and is
;; ;; active (i.e. mod-time < 10 seconds
;; ;;
;; ;; mod-time host port start-time pid
;; ;;
;; ;; sort by start-time descending. I.e. get the oldest first. Young servers will thus drop off
;; ;; and servers should stick around for about two hours or so.
;; ;;
;; (define (server:get-best srvlst)
;;   (let* ((nums (server:get-num-servers))
;; 	 (now  (current-seconds))
;; 	 (slst (sort
;; 		(filter (lambda (rec)
;; 			  (if (and (list? rec)
;; 				   (> (length rec) 2))
;; 			      (let ((start-time (list-ref rec 3))
;; 				    (mod-time   (list-ref rec 0)))
;; 				;; (print "start-time: " start-time " mod-time: " mod-time)
;; 				(and start-time mod-time
;; 				     (> (- now start-time) 0)    ;; been running at least 0 seconds
;; 				     (< (- now mod-time)   16)   ;; still alive - file touched in last 16 seconds
;; 				     (or (not (configf:lookup *configdat* "server" "runtime")) ;; skip if not set
;; 					 (< (- now start-time)       
;; 					    (+ (- (string->number (configf:lookup *configdat* "server" "runtime"))
;; 					       180)
;; 					    (random 360)))) ;; under one hour running time +/- 180
;; 				     ))
;; 			      #f))
;; 			srvlst)
;; 		(lambda (a b)
;; 		  (< (list-ref a 3)
;; 		     (list-ref b 3))))))
;;     (if (> (length slst) nums)
;; 	(take slst nums)
;; 	slst)))

;; ;; switch from server:get-list to server:get-servers-info
;; ;;
(define (server:get-first-best areapath)
  (let ((srvrs (server:get-best (server:get-list areapath))))
    (if (and srvrs
	     (not (null? srvrs)))
	(car srvrs)
	#f)))

(define (server:get-rand-best areapath)
  (let ((srvrs (server:get-best (server:get-list areapath))))
    (if (and (list? srvrs)
	     (not (null? srvrs)))
	(let* ((len (length srvrs))
	       (idx (random len)))
	  (list-ref srvrs idx))
	#f)))
;; (define (server:get-first-best areapath)
;;   (let ((srvrs (server:get-best (server:get-list areapath))))
;;     (if (and srvrs
;; 	     (not (null? srvrs)))
;; 	(car srvrs)
;; 	#f)))
;; 
;; (define (server:get-rand-best areapath)
;;   (let ((srvrs (server:get-best (server:get-list areapath))))
;;     (if (and (list? srvrs)
;; 	     (not (null? srvrs)))
;; 	(let* ((len (length srvrs))
;; 	       (idx (random len)))
;; 	  (list-ref srvrs idx))
;; 	#f)))

(define (server:record->id servr)
  (handle-exceptions
   exn
   (begin 
     (debug:print-info 0 *default-log-port*  "Unable to get server id from " servr ", exn=" exn)     
   #f)
  (match-let (((mod-time host port start-time server-id pid)
  (match-let (((host port start-time server-id pid)
	       servr))
    (if server-id
	server-id
	#f))))

(define (server:record->url servr)
  (handle-exceptions
   exn
   (begin 
     (debug:print-info 0 *default-log-port*  "Unable to get server url from " servr ", exn=" exn)     
   #f)
  (match-let (((mod-time host port start-time server-id pid)
  (match-let (((host port start-time server-id pid)
	       servr))
    (if (and host port)
	(conc host ":" port)
	#f))))

(define (server:get-client-signature) ;; BB> why is this proc named "get-"?  it returns nothing -- set! has not return value.
  (if *my-client-signature* *my-client-signature*
      (let ((sig (server:mk-signature)))
        (set! *my-client-signature* sig)
        *my-client-signature*)))


;; if server-start-last exists, and wasn't old enough, wait <idle time> + 1, then call this function recursively until it is old enough.
;; if it is old enough, overwrite it and wait 0.25 seconds.
;; if it then has the wrong server key, wait <idle time> + 1 and call this function recursively.
;;
(define (server:wait-for-server-start-last-flag areapath)
#;(define (server:wait-for-server-start-last-flag areapath)
  (let* ((start-flag (conc areapath "/logs/server-start-last"))
	 ;;; THIS INTERACTS WITH [server] timeout. Suggest using 0.1 or above for timeout (6 seconds)
	 (idletime    (configf:lookup-number *configdat* "server" "idletime" default: 4))
	 (server-key (conc (get-host-name) "-" (current-process-id))))
    (if (file-exists? start-flag)
	(let* ((fmodtime (file-modification-time start-flag))
	       (delta    (- (current-seconds) fmodtime))

	       (begin
		 (debug:print-info 0 *default-log-port* "Gating server start, last start: "
				   (seconds->time-string fmodtime) ", time since last start: " delta ", required idletime: " idletime ", gating reason:" (if old-enough "another job started a server" "too soon to start another server"))
		 
		 (thread-sleep! ( + 1 idletime))
		 (server:wait-for-server-start-last-flag areapath)))))))

;; oldest server alive determines host then choose random of youngest
;; five servers on that host
;;
(define (server:get-servers-info areapath)
  (let* ((servinfodir (conc *toppath*"/.servinfo")))
    (if (not (file-exists? servinfodir))
	(create-directory servinfodir))
    (let* ((allfiles    (glob (conc servinfodir"/*")))
	   (res         (make-hash-table)))
      (for-each
       (lambda (f)
	 (let* ((hostport  (pathname-strip-directory f))
		(serverdat (server:logf-get-start-info f)))
	   (match serverdat
	     ((host port start server-id pid)
	      (if (and host port start server-id pid)
		  (hash-table-set! res hostport serverdat)
		  (debug:print-info 0 *default-log-port* "bad server info for "f": "serverdat)))
	     (else
	      (debug:print-info 0 *default-log-port* "bad server info for "f": "serverdat)))))
       allfiles)
      res)))

;; oldest server alive determines host then choose random of youngest
;; five servers on that host
;;
;; mode:
;;   best - get best server (random of newest five)
;;   home - get home host based on oldest server
;;   info - print info
(define (server:choose-server areapath #!optional (mode 'best))
  ;; age is current-starttime
  ;; find oldest alive
  ;;   1. sort by age ascending and ping until good
  ;; find alive rand from youngest
  ;;   1. sort by age descending
  ;;   2. take five
  ;;   3. check alive, discard if not and repeat
  (let* ((serversdat  (server:get-servers-info areapath))
	 (servkeys    (hash-table-keys serversdat))
	 (by-time-asc (if (not (null? servkeys))
			  (sort servkeys ;; list of "host:port"
				(lambda (a b)
				  (>= (list-ref (hash-table-ref serversdat a) 2)
				      (list-ref (hash-table-ref serversdat b) 2))))
			  '())))
    (if (not (null? by-time-asc))
	(let* ((oldest     (last by-time-asc))
	       (oldest-dat (hash-table-ref serversdat oldest))
	       (host       (list-ref oldest-dat 0))
	       (all-valid  (filter (lambda (x)
				     (equal? host (list-ref (hash-table-ref serversdat x) 0)))
				   by-time-asc))
	       (best-five  (lambda ()
			     (if (> (length all-valid) 5)
				 (take all-valid 5)
				 all-valid)))
	       (names->dats (lambda (names)
			      (map (lambda (x)
				     (hash-table-ref serversdat x))
				   names)))
	       (am-home?    (lambda ()
			      (let* ((currhost (get-host-name))
				     (bestadrs (server:get-best-guess-address currhost)))
				(or (equal? host currhost)
				    (equal? host bestadrs))))))
	  (case mode
	    ((info)
	     (print "oldest: "oldest-dat", selected host: "host", all-valid: "all-valid)
	     (print "youngest: "(hash-table-ref serversdat (car all-valid))))
	    ((home)     host)
	    ((homehost) (cons host (am-home?))) ;; shut up old code
	    ((home?)    (am-home?))
	    ((best-five)(names->dats (best-five)))
	    ((all-valid)(names->dats all-valid))
	    ((best)     (let* ((best-five (best-five))
			       (len       (length best-five)))
			  (hash-table-ref serversdat (list-ref best-five (random len)))))
	    ((count)(length all-valid))
	    (else
	     (debug:print 0 *default-log-port* "ERROR: invalid command "mode)
	     #f)))
	(begin
	  (server:run areapath)
	  (thread-sleep! 3)
	  (case mode
	    ((homehost) (cons #f #f))
	    (else	#f))))))
        

;; would like to eventually get rid of this
;;
(define (common:on-homehost?)
  (server:choose-server *toppath* 'home?))

;; kind start up of server, wait before allowing another server for a given
;; area to be launched
;;
(define (server:kind-run areapath)
  ;; look for $MT_RUN_AREA_HOME/logs/server-start-last
  ;; and wait for it to be at least <server idletime> seconds old
  (server:wait-for-server-start-last-flag areapath)
  (if (not (server:check-if-running areapath)) ;; why try if there is already a server running?
  ;; (server:wait-for-server-start-last-flag areapath)
  (if (< (server:choose-server areapath 'count) 10)
      (server:run areapath))
  #;(if (not (server:check-if-running areapath)) ;; why try if there is already a server running?
      (let* ((lock-file    (conc areapath "/logs/server-start.lock")))
	(let* ((start-flag (conc areapath "/logs/server-start-last")))
	  (common:simple-file-lock-and-wait lock-file expire-time: 25)
	  (debug:print-info  2 *default-log-port* "server:kind-run: touching " start-flag)
	  (system (conc "touch " start-flag)) ;; lazy but safe
	  (server:run areapath)
	  (thread-sleep! 20) ;; don't release the lock for at least a few seconds. And allow time for the server startup to get to "SERVER STARTED".
	  (common:simple-file-release-lock lock-file)))
      (debug:print-info 0 *default-log-port* "Found server already running. NOT trying to start another.")))

;; this one seems to be the general entry point
;;
(define (server:start-and-wait areapath #!key (timeout 60))
  (let ((give-up-time (+ (current-seconds) timeout)))
    (let loop ((server-info (server:check-if-running areapath))
	       (try-num    0))
      (if (or server-info
	      (> (current-seconds) give-up-time)) ;; server-url will be #f if no server available.
	  (server:record->url server-info)
	  (let ((num-ok (length (server:get-best (server:get-list areapath)))))
	  (let ((num-ok (length (server:choose-server areapath 'all-valid))))
	    (if (and (> try-num 0)  ;; first time through simply wait a little while then try again
		     (< num-ok 1))  ;; if there are no decent candidates for servers then try starting a new one
		(server:kind-run areapath))
		(server:run areapath))
	    (thread-sleep! 5)
	    (loop (server:check-if-running areapath)
		  (+ try-num 1)))))))

(define server:try-running server:run) ;; there is no more per-run servers ;; REMOVE ME. BUG.

(define (server:get-num-servers #!key (numservers 2))
  (let ((ns (string->number
	     (or (configf:lookup *configdat* "server" "numservers") "notanumber"))))
    (or ns numservers)))

;; no longer care if multiple servers are started by accident. older servers will drop off in time.
;;
(define (server:check-if-running areapath) ;;  #!key (numservers "2"))
  (let* ((ns            (server:get-num-servers)) ;; get the setting the for maximum number of servers allowed
	 (servers       (server:get-best (server:get-list areapath))))
	 (servers       (server:choose-server areapath 'best-five))) ;; (server:get-best (server:get-list areapath))))
    (if (or (and servers
		 (null? servers))
	    (not servers)
	    (and (list? servers)
		 (< (length servers) (+ 1 (random ns))))) ;; somewhere between 1 and numservers
	    (not servers))
	    ;; (and (list? servers)
	    ;;	 (< (length servers) (+ 1 (random ns))))) ;; somewhere between 1 and numservers
        #f
        (let loop ((hed (car servers))
                   (tal (cdr servers)))
          (let ((res (server:check-server hed)))
            (if res
                hed
                (if (null? tal)
                    #f
                    (loop (car tal)(cdr tal)))))))))

;; ping the given server
;;
(define (server:check-server server-record)
  (let* ((server-url (server:record->url server-record))
         (server-id (server:record->id server-record)) 
         (server-id  (server:record->id server-record)) 
         (res        (case *transport-type*
                       ((http)(server:ping server-url server-id))
         (res        (server:ping server-url server-id)))
                       ;; ((nmsg)(nmsg-transport:ping (tasks:hostinfo-get-interface server)
                       )))
    (if res
        server-url
	#f)))

(define (server:kill servr)
  (handle-exceptions
    exn

;; Default is 60 seconds.
;;
(define (server:expiration-timeout)
  (let ((tmo (configf:lookup *configdat* "server" "timeout")))
    (if (and (string? tmo)
	     (common:hms-string->seconds tmo)) ;; BUG: hms-string->seconds is broken, if given "10" returns 0. Also, it doesn't belong in this logic unless the string->number is changed below
        (* 3600 (string->number tmo))
	1200)))
	60)))

(define (server:get-best-guess-address hostname)
  (let ((res #f))
    (for-each 
     (lambda (adr)
       (if (not (eq? (u8vector-ref adr 0) 127))
	   (set! res adr)))

;;======================================================================
;; Copyright 2006-2013, 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 treemod))
;; (declare (uses margs))
;; (declare (uses launch))
;; ;; (declare (uses megatest-version))
;; (declare (uses gutils))
;; (declare (uses db))
;; (declare (uses server))
;; ;; (declare (uses synchash))
;; (declare (uses dcommon))
;; 
;; (include "megatest-version.scm")
;; (include "common_records.scm")
;; (include "db_records.scm")
;; (include "key_records.scm")

(module treemod
    *
  
(import 
  scheme
  chicken
  data-structures

  (prefix iup iup:)
  canvas-draw
  iup
  regex
  srfi-1
  srfi-13
  format
  )

;;======================================================================
;; T R E E   S T U F F 
;;======================================================================

;; path is a list of nodes, each the child of the previous
;; this routine returns the id so another node can be added
;; either as a leaf or as a branch
;;
;; BUG: This needs a stop sensor for when a branch is exhausted
;;
(define (tree:find-node obj path)
  ;; start at the base of the tree
  (if (null? path)
      #f ;; or 0 ????
      (let loop ((hed      (car path))
		 (tal      (cdr path))
		 (depth    0)
		 (nodenum  0))
	;; nodes in iup tree are 100% sequential so iterate over nodenum
	(if (iup:attribute obj (conc "DEPTH" nodenum)) ;; end when no more nodes
	    (let ((node-depth (string->number (iup:attribute obj (conc "DEPTH" nodenum))))
		  (node-title (iup:attribute obj (conc "TITLE" nodenum))))
	      (if (and (equal? depth node-depth)
		       (equal? hed   node-title)) ;; yep, this is the one!
		  (if (null? tal) ;; end of the line
		      nodenum
		      (loop (car tal)(cdr tal)(+ depth 1)(+ 1 nodenum)))
		  ;; this is the case where we found part of the hierarchy but not 
		  ;; all of it, i.e. the node-depth went from deep to less deep
		  (if (> depth node-depth) ;; (+ 1 node-depth))
		      #f
		      (loop hed tal depth (+ nodenum 1)))))
	    #f))))

;; top is the top node name zeroeth node VALUE=0
(define (tree:add-node obj top nodelst #!key (userdata #f))
  (let ((curr-top (iup:attribute obj "TITLE0")))
    (if (or (not (string? curr-top))
	    (string-null? curr-top)
	    (string-match "^\\s*$" curr-top))
          (iup:attribute-set! obj "ADDBRANCH0" top))


    
    (cond
     ((not (equal? top (iup:attribute obj "TITLE0")))
      (print "ERROR: top name " top " doesn't match " (iup:attribute obj "TITLE0")))
     ((null? nodelst))
     (else
      (let loop ((hed      (car nodelst))
		 (tal      (cdr nodelst))
		 (depth    1)
		 (pathl    (list top)))
	;; Because the tree dialog changes node numbers when
	;; nodes are added or removed we must look up nodes
	;; each and every time. 0 is the top node so default
	;; to that.
	(let* ((newpath    (append pathl (list hed)))
	       (parentnode (tree:find-node obj pathl))
	       (nodenum    (tree:find-node obj newpath)))
	  ;; Add the branch under lastnode if not found
	  (if (not nodenum)
	      (begin
		(iup:attribute-set! obj (conc "ADDBRANCH" parentnode) hed)
		;; ERROR? ADDING DATA TO PARENT, DONT WE WANT IT ON CREATED NODE?
		(if userdata
		    (iup:attribute-set! obj (conc "USERDATA"   parentnode) userdata))
		(if (null? tal)
		    #t
		    ;; reset to top
		    (loop (car nodelst)(cdr nodelst) 1 (list top)))) 
	      (if (null? tal) ;; if null here then this path has already been added
		  #t
		  (loop (car tal)(cdr tal)(+ depth 1) newpath)))))))))

(define (tree:node->path obj nodenum)
  (let loop ((currnode 0)
	     (path     '()))
    (let* ((node-depth (string->number (iup:attribute obj (conc "DEPTH" currnode))))
	   (node-title (iup:attribute obj (conc "TITLE" currnode)))
	   (trimpath   (if (and (not (null? path))
				(> (length path) node-depth))
			   (take path node-depth)
			   path))
	   (newpath    (append trimpath (list node-title))))
      (if (>= currnode nodenum)
	  newpath
	  (loop (+ currnode 1)
		newpath)))))

(define (tree:delete-node obj top node-path) ;; node-path is a list of strings
  (let ((id  (tree:find-node obj (cons top node-path))))
    (print "Found node to remove " id " for path " top " " node-path)
    (iup:attribute-set! obj (conc "DELNODE" id) "SELECTED")))

)
#|

  (let* ((tb      (iup:treebox
                   #:value 0
                   #:name "Runs"
                   #:expand "YES"
                   #:addexpanded "NO"
                   #:selection-cb
                   (lambda (obj id state)
                     ;; (print "obj: " obj ", id: " id ", state: " state)
                     (let* ((run-path (tree:node->path obj id))
                            (run-id   (tree-path->run-id (cdr run-path))))
                       (if run-id
                           (begin
                             (dboard:data-curr-run-id-set! data run-id)
                             (dashboard:update-run-summary-tab)))
                       ;; (print "path: " (tree:node->path obj id) " run-id: " run-id)
                       ))))
|#