Megatest

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

(define *rundb-mutex* (make-mutex)) ;; prevent problems opening/closing rundb's
(define *number-of-writes* 0)
(define *number-non-write-queries* 0)



















;; Get/open a database
;;    if run-id => get run specific db
;;    if #f     => get main db
;;    if db already open - return inmem
;;    if db not open, open inmem, rundb and sync then return inmem
;;    inuse gets set automatically for rundb's
;;
(define (db:get-db dbstruct run-id)
  (if (sqlite3:database? dbstruct) ;; pass sqlite3 databases on through
      dbstruct
      (begin
	(mutex-lock! *rundb-mutex*)
	(let ((db (if (or (not run-id)
			  (eq? run-id 0))
		      (db:open-main dbstruct)
		      (db:open-rundb dbstruct run-id)
		      )))
	  ;; db prunning would go here
	  (mutex-unlock! *rundb-mutex*)
	  db))))











;; mod-read:
;;     'mod   modified data
;;     'read  read data
;;
(define (db:done-with dbstruct run-id mod-read)
  (if (not (sqlite3:database? dbstruct))
      (begin
	(mutex-lock! *rundb-mutex*)
	(if (eq? mod-read 'mod)
	    (dbr:dbstruct-set-mtime! dbstruct (current-milliseconds))
	    (dbr:dbstruct-set-rtime! dbstruct (current-milliseconds)))
	(dbr:dbstruct-set-inuse! dbstruct #f)
	(mutex-unlock! *rundb-mutex*))))

;; (db:with-db dbstruct run-id sqlite3:exec "select blah from blaz;")
;; r/w is a flag to indicate if the db is modified by this query #t = yes, #f = no
;;
(define (db:with-db dbstruct run-id r/w proc . params)

  (let* ((db    (db:get-db dbstruct run-id))
	 )







    ;; (proc2 (lambda ()
    (let ((res (apply proc db params)))
      (db:done-with dbstruct run-id r/w)
      res)))
;;     (handle-exceptions
;;      exn
;;      (begin
;;        (thread-sleep! 10)
;;        (proc2))
;;      (proc2))))

;;======================================================================
;; K E E P   F I L E D B   I N   dbstruct
;;======================================================================

;; (define (db:get-filedb dbstruct run-id)
;;   (let ((db (vector-ref dbstruct 2)))
;;     (if db
;; 	db
;; 	(let ((fdb (filedb:open-db (conc *toplevel* "/db/files.db"))))
;; 	  (vector-set! dbstruct 2 fdb)
;; 	  fdb))))
;; 
;; ;; Can also be used to save arbitrary strings
;; ;;
;; (define (db:save-path dbstruct path)
;;   (let ((fdb (db:get-filedb dbstruct)))
;;     (filedb:register-path fdb path)))
;; 
;; ;; Use to get a path. To get an arbitrary string see next define
;; ;;
;; (define (db:get-path dbstruct id)
;;   (let ((fdb (db:get-filedb dbstruct)))
;;     (filedb:get-path db id)))







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

(define *rundb-mutex* (make-mutex)) ;; prevent problems opening/closing rundb's
(define *number-of-writes* 0)
(define *number-non-write-queries* 0)

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

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

;; Get/open a database
;;    if run-id => get run specific db
;;    if #f     => get main db
;;    if db already open - return inmem
;;    if db not open, open inmem, rundb and sync then return inmem
;;    inuse gets set automatically for rundb's
;;
(define (db:get-db dbstruct run-id)
  (if (sqlite3:database? dbstruct) ;; pass sqlite3 databases on through
      dbstruct
      (begin
	(mutex-lock! *rundb-mutex*)
	(let ((dbdat (if (or (not run-id)
			     (eq? run-id 0))
			 (db:open-main dbstruct)
			 (db:open-rundb dbstruct run-id)
			 )))
	  ;; db prunning would go here
	  (mutex-unlock! *rundb-mutex*)
	  dbdat))))

(define (db:dbdat-get-db dbdat)
  (if (pair? dbdat)
      (car dbdat)
      dbdat))

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

;; mod-read:
;;     'mod   modified data
;;     'read  read data
;;
(define (db:done-with dbstruct run-id mod-read)
  (if (not (sqlite3:database? dbstruct))
      (begin
	(mutex-lock! *rundb-mutex*)
	(if (eq? mod-read 'mod)
	    (dbr:dbstruct-set-mtime! dbstruct (current-milliseconds))
	    (dbr:dbstruct-set-rtime! dbstruct (current-milliseconds)))
	(dbr:dbstruct-set-inuse! dbstruct #f)
	(mutex-unlock! *rundb-mutex*))))

;; (db:with-db dbstruct run-id sqlite3:exec "select blah from blaz;")
;; r/w is a flag to indicate if the db is modified by this query #t = yes, #f = no
;;
(define (db:with-db dbstruct run-id r/w proc . params)
  (let* ((dbdat (if (vector? dbstruct)
		    (db:get-db dbstruct run-id)

		    dbstruct)) ;; cheat, allow for passing in a dbdat
	 (db    (db:dbdat-get-db dbdat)))
    (db:delay-if-busy dbdat)
    (handle-exceptions
     exn
     (begin
       (debug:print 0 "ERROR: sqlite3 issue in db:with-db, dbstruct=" dbstruct ", run-id=" run-id ", proc=" proc ", params=" params " error: " ((condition-property-accessor 'exn 'message) exn))
       (print-call-chain (current-error-port)))
     (let ((res (apply proc db params)))
       (if (vector? dbstruct)(db:done-with dbstruct run-id r/w))
       res))))







;;======================================================================
;; K E E P   F I L E D B   I N   dbstruct
;;======================================================================

;; (define (db:get-filedb dbstruct run-id)
;;   (let ((db (vector-ref dbstruct 2)))
;;     (if db
;; 	db
;; 	(let ((fdb (filedb:open-db (conc *toplevel* "/db/files.db"))))
;; 	  (vector-set! dbstruct 2 fdb)
;; 	  fdb))))
;; 
;; ;; Can also be used to save arbitrary strings
;; ;;
;; (define (db:save-path dbstruct path)
;;   (let ((fdb (db:get-filedb dbstruct)))b
;;     (filedb:register-path fdb path)))
;; 
;; ;; Use to get a path. To get an arbitrary string see next define
;; ;;
;; (define (db:get-path dbstruct id)
;;   (let ((fdb (db:get-filedb dbstruct)))
;;     (filedb:get-path db id)))
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     exn
     (begin
       (debug:print 0 "ERROR: Couldn't create path to " dbdir)
       (exit 1))
     (if (not (directory? dbdir))(create-directory dbdir #t)))
    (conc dbdir fname)))
	       




;; open an sql database inside a file lock
;;
;; returns: db existed-prior-to-opening
;;
(define (db:lock-create-open fname initproc)
  (if (file-exists? fname)
      (let ((db (sqlite3:open-database fname)))
	(sqlite3:set-busy-handler! db (make-busy-timeout 136000))
	(sqlite3:execute db "PRAGMA synchronous = 0;")
	db)
      (let* ((parent-dir   (pathname-directory fname))
	     (dir-writable (file-write-access? parent-dir)))
	(if dir-writable

	    (let ((lock    (obtain-dot-lock fname 1 5 10))
		  (exists  (file-exists? fname))
		  (db      (sqlite3:open-database fname)))
	      (sqlite3:set-busy-handler! db (make-busy-timeout 136000))
	      (sqlite3:execute db "PRAGMA synchronous = 0;")
	      (if (not exists)(initproc db))
	      (release-dot-lock fname)
	      db)
	    (begin
	      (debug:print 0 "ERROR: no such db in non-writable dir " fname)
	      (sqlite3:open-database fname))))))

;; This routine creates the db. It is only called if the db is not already opened
;; 
(define (db:open-rundb dbstruct run-id) ;;  (conc *toppath* "/megatest.db") (car *configinfo*)))
  (let* ((local  (dbr:dbstruct-get-local dbstruct))
	 (rdb    (if local
		     (dbr:dbstruct-get-localdb dbstruct run-id)
		     (dbr:dbstruct-get-inmem dbstruct)))) ;; (dbr:dbstruct-get-runrec dbstruct run-id 'inmem)))
    (if rdb

	rdb
	(let* ((dbpath       (db:dbfile-path run-id)) ;; (conc toppath "/db/" run-id ".db"))
	       (dbexists     (file-exists? dbpath))
	       (inmem        (if local #f (db:open-inmem-db)))
	       (refdb        (if local #f (db:open-inmem-db)))
	       (db           (db:lock-create-open dbpath 
						  (lambda (db)







						    (db:initialize-run-id-db db)
						    (sqlite3:execute 
						     db
						     "INSERT OR IGNORE INTO tests (id,run_id,testname,event_time,item_path,state,status) VALUES (?,?,'bogustest',strftime('%s','now'),'nowherepath','DELETED','n/a');"
						     (* run-id 30000) ;; allow for up to 30k tests per run
						     run-id)


						    ))) ;; add strings db to rundb, not in use yet
	       ;;   )) ;; (sqlite3:open-database dbpath))
	       (olddb        (if *megatest-db*
				 *megatest-db* 
				 (let ((db (db:open-megatest-db)))
				   (set! *megatest-db* db)
				   db)))
	       (write-access (file-write-access? dbpath))
	       ;; (handler      (make-busy-timeout 136000))
	       )
	  (if (and dbexists (not write-access))
	      (set! *db-write-access* #f)) ;; only unset so other db's also can use this control
	  (dbr:dbstruct-set-rundb!  dbstruct db)
	  (dbr:dbstruct-set-inuse!  dbstruct #t)
	  (dbr:dbstruct-set-olddb!  dbstruct olddb)
	  ;; (dbr:dbstruct-set-run-id! dbstruct run-id)
	  (if local
	      (begin
		(dbr:dbstruct-set-localdb! dbstruct run-id db) ;; (dbr:dbstruct-set-inmem! dbstruct db) ;; direct access ...
		db)
	      (begin
		(dbr:dbstruct-set-inmem!  dbstruct inmem)

		(db:sync-tables db:sync-tests-only db inmem)

		(dbr:dbstruct-set-refdb!  dbstruct refdb)
		(db:sync-tables db:sync-tests-only db refdb)



		inmem))))))

;; This routine creates the db. It is only called if the db is not already ls opened
;;
(define (db:open-main dbstruct) ;;  (conc *toppath* "/megatest.db") (car *configinfo*)))
  (let ((mdb (dbr:dbstruct-get-main dbstruct)))
    (if mdb
	mdb
	(let* ((dbpath       (db:dbfile-path 0))
	       (dbexists     (file-exists? dbpath))
	       (db           (db:lock-create-open dbpath db:initialize-main-db))
	       (olddb        (db:open-megatest-db))
	       (write-access (file-write-access? dbpath)))

	  (if (and dbexists (not write-access))
	      (set! *db-write-access* #f))
	  (dbr:dbstruct-set-main!   dbstruct db)
	  (dbr:dbstruct-set-olddb!  dbstruct olddb)
	  db))))

;; Make the dbstruct, setup up auxillary db's and call for main db at least once
;;
(define (db:setup run-id #!key (local #f))
  (let* ((dbdir    (conc (configf:lookup *configdat* "setup" "linktree") "/.db"))
	 (dbstruct (make-dbr:dbstruct path: dbdir local: local)))
    dbstruct))

;; Open the classic megatest.db file in toppath
;;
(define (db:open-megatest-db)
  (let* ((dbpath       (conc *toppath* "/megatest.db"))
	 (dbexists     (file-exists? dbpath))
	 (db           (db:lock-create-open dbpath
					    (lambda (db)
					      (db:initialize-main-db db)
					      (db:initialize-run-id-db db))))
	 (write-access (file-write-access? dbpath)))
    (if (and dbexists (not write-access))
	(set! *db-write-access* #f))
    db))

;; sync run to disk if touched
;;
(define (db:sync-touched dbstruct run-id #!key (force-sync #f))
  (let ((mtime  (dbr:dbstruct-get-mtime dbstruct))
	(stime  (dbr:dbstruct-get-stime dbstruct))
	(rundb  (dbr:dbstruct-get-rundb dbstruct))
	(inmem  (dbr:dbstruct-get-inmem dbstruct))
	(maindb (dbr:dbstruct-get-main  dbstruct))
	(refdb  (dbr:dbstruct-get-refdb dbstruct))
	(olddb  (dbr:dbstruct-get-olddb dbstruct))
	;; (runid  (dbr:dbstruct-get-run-id dbstruct))
	)
    (debug:print-info 4 "Syncing for run-id: " run-id)

    (if (eq? run-id 0)
	;; runid equal to 0 is main.db
	(if maindb
	    (if (or (not (number? mtime))
		    (not (number? stime))
		    (> mtime stime)
		    force-sync)



		(let ((num-synced (db:sync-tables (db:sync-main-list maindb) maindb olddb)))
		  (dbr:dbstruct-set-stime! dbstruct (current-milliseconds))
		  num-synced)
		0)
	    (begin
	      ;; this can occur when using local access (i.e. not in a server)
	      ;; need a flag to turn it off.
	      ;;
	      (debug:print 3 "WARNING: call to sync main.db to megatest.db but main not initialized")
	      0))
	;; any other runid is a run
	(if (or (not (number? mtime))
		(not (number? stime))
		(> mtime stime)
		force-sync)



	    (let ((num-synced (db:sync-tables db:sync-tests-only inmem refdb rundb olddb)))
	      (dbr:dbstruct-set-stime! dbstruct (current-milliseconds))

	      num-synced)


	    0))))

















;; close all opened run-id dbs
(define (db:close-all dbstruct)
  ;; finalize main.db
  (db:sync-touched dbstruct 0 force-sync: #t)
  ;;(common:db-block-further-queries)
  ;; (mutex-lock! *db-sync-mutex*) ;; with this perhaps it isn't necessary to use the block-further-queries mechanism?
  (sqlite3:finalize! (db:get-db dbstruct #f))








  (let* ((local (dbr:dbstruct-get-local dbstruct))
	 (rundb (dbr:dbstruct-get-rundb dbstruct)))
    (if local
	(for-each
	 (lambda (db)

	   (if (sqlite3:database? db)
	       (begin
		 (sqlite3:interrupt! db)
		 (sqlite3:finalize! db #t))))

	 (hash-table-values (dbr:dbstruct-get-locdbs dbstruct))))
    (thread-sleep! 3)
    (if (and rundb
	     (sqlite3:database? rundb))
	(handle-exceptions
	 exn
	 (begin 
	   (debug:print 0 "WARNING: database files may not have been closed correctly. Consider running -cleanup-db")
	   (debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
	   (debug:print 0 " db: " rundb)
	   (print-call-chain)
	   #f)
	 (sqlite3:interrupt! rundb)
	 (sqlite3:finalize! rundb #t))))
  ;; (mutex-unlock! *db-sync-mutex*)
  )

(define (db:open-inmem-db)
  (let* ((db      (sqlite3:open-database ":memory:"))
	 (handler (make-busy-timeout 3600)))
    (sqlite3:set-busy-handler! db handler)
    (db:initialize-run-id-db db)
    db))

;; just tests, test_steps and test_data tables
(define db:sync-tests-only
  (list
   ;; (list "strs"
   ;;       '("id"             #f)
   ;;       '("str"            #f))







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     exn
     (begin
       (debug:print 0 "ERROR: Couldn't create path to " dbdir)
       (exit 1))
     (if (not (directory? dbdir))(create-directory dbdir #t)))
    (conc dbdir fname)))
	       
(define (db:set-sync db)
  (let ((syncprag (configf:lookup *configdat* "setup" "sychronous")))
    (sqlite3:execute db (conc "PRAGMA synchronous = " (or syncprag 1) ";"))))

;; open an sql database inside a file lock
;;
;; returns: db existed-prior-to-opening
;;
(define (db:lock-create-open fname initproc)
  (if (file-exists? fname)
      (let ((db (sqlite3:open-database fname)))
	(sqlite3:set-busy-handler! db (make-busy-timeout 136000))
	(db:set-sync db) ;; (sqlite3:execute db "PRAGMA synchronous = 0;")
	db)
      (let* ((parent-dir   (pathname-directory fname))
	     (dir-writable (file-write-access? parent-dir)))
	(if dir-writable
	    (let ((exists  (file-exists? fname))
		  (lock    (obtain-dot-lock fname 1 5 10))

		  (db      (sqlite3:open-database fname)))
	      (sqlite3:set-busy-handler! db (make-busy-timeout 136000))
	      (db:set-sync db) ;; (sqlite3:execute db "PRAGMA synchronous = 0;")
	      (if (not exists)(initproc db))
	      (release-dot-lock fname)
	      db)
	    (begin
	      (debug:print 0 "ERROR: no such db in non-writable dir " fname)
	      (sqlite3:open-database fname))))))

;; This routine creates the db. It is only called if the db is not already opened
;; 
(define (db:open-rundb dbstruct run-id #!key (attemptnum 0)(do-not-open #f)) ;;  (conc *toppath* "/megatest.db") (car *configinfo*)))
  (let* ((local  (dbr:dbstruct-get-local dbstruct))
	 (rdb    (if local
		     (dbr:dbstruct-get-localdb dbstruct run-id)
		     (dbr:dbstruct-get-inmem dbstruct)))) ;; (dbr:dbstruct-get-runrec dbstruct run-id 'inmem)))
    (if (or rdb
	    do-not-open)
	rdb
	(let* ((dbpath       (db:dbfile-path run-id)) ;; (conc toppath "/db/" run-id ".db"))
	       (dbexists     (file-exists? dbpath))
	       (inmem        (if local #f (db:open-inmem-db)))
	       (refdb        (if local #f (db:open-inmem-db)))
	       (db           (db:lock-create-open dbpath ;; this is the database physically on disk
						  (lambda (db)
						    (handle-exceptions
						     exn
						     (begin
						       (release-dot-lock dbpath)
						       (if (> attemptnum 2)
							   (debug:print 0 "ERROR: tried twice, cannot create/initialize db for run-id " run-id ", at path " dbpath)
							   (db:open-rundb dbstruct run-id attemptnum (+ attemptnum 1))))
						     (db:initialize-run-id-db db)
						     (sqlite3:execute 
						      db
						      "INSERT OR IGNORE INTO tests (id,run_id,testname,event_time,item_path,state,status) VALUES (?,?,'bogustest',strftime('%s','now'),'nowherepath','DELETED','n/a');"
						      (* run-id 30000) ;; allow for up to 30k tests per run
						      run-id)
						     ;; do a dummy query to test that the table exists and the db is truly readable
						     (sqlite3:execute db "SELECT * FROM tests WHERE id=?;" (* run-id 30000))
						    )))) ;; add strings db to rundb, not in use yet
	       ;;   )) ;; (sqlite3:open-database dbpath))
	       (olddb        (if *megatest-db*
				 *megatest-db* 
				 (let ((db (db:open-megatest-db)))
				   (set! *megatest-db* db)
				   db)))
	       (write-access (file-write-access? dbpath))
	       ;; (handler      (make-busy-timeout 136000))
	       )
	  (if (and dbexists (not write-access))
	      (set! *db-write-access* #f)) ;; only unset so other db's also can use this control
	  (dbr:dbstruct-set-rundb!  dbstruct (cons db dbpath))
	  (dbr:dbstruct-set-inuse!  dbstruct #t)
	  (dbr:dbstruct-set-olddb!  dbstruct olddb)
	  ;; (dbr:dbstruct-set-run-id! dbstruct run-id)
	  (if local
	      (begin
		(dbr:dbstruct-set-localdb! dbstruct run-id db) ;; (dbr:dbstruct-set-inmem! dbstruct db) ;; direct access ...
		db)
	      (begin
		(dbr:dbstruct-set-inmem!  dbstruct inmem)
		(sqlite3:execute db "DELETE FROM tests WHERE state='DELETED';") ;; they just slow us down in this context
		(db:sync-tables db:sync-tests-only db inmem)
		(db:delay-if-busy refdb) ;; dbpath: (db:dbdat-get-path refdb))
		(dbr:dbstruct-set-refdb!  dbstruct refdb)
		(db:sync-tables db:sync-tests-only db refdb)
		;; sync once more to deal with delays
		(db:sync-tables db:sync-tests-only db inmem)
		(db:sync-tables db:sync-tests-only db refdb)
		inmem))))))

;; This routine creates the db. It is only called if the db is not already ls opened
;;
(define (db:open-main dbstruct) ;;  (conc *toppath* "/megatest.db") (car *configinfo*)))
  (let ((mdb (dbr:dbstruct-get-main dbstruct)))
    (if mdb
	mdb
	(let* ((dbpath       (db:dbfile-path 0))
	       (dbexists     (file-exists? dbpath))
	       (db           (db:lock-create-open dbpath db:initialize-main-db))
	       (olddb        (db:open-megatest-db))
	       (write-access (file-write-access? dbpath))
	       (dbdat        (cons db dbpath)))
	  (if (and dbexists (not write-access))
	      (set! *db-write-access* #f))
	  (dbr:dbstruct-set-main!   dbstruct dbdat)
	  (dbr:dbstruct-set-olddb!  dbstruct olddb) ;; olddb is already a (cons db path)
	  dbdat))))

;; Make the dbstruct, setup up auxillary db's and call for main db at least once
;;
(define (db:setup run-id #!key (local #f))
  (let* ((dbdir    (conc (configf:lookup *configdat* "setup" "linktree") "/.db"))
	 (dbstruct (make-dbr:dbstruct path: dbdir local: local)))
    dbstruct))

;; Open the classic megatest.db file in toppath
;;
(define (db:open-megatest-db)
  (let* ((dbpath       (conc *toppath* "/megatest.db"))
	 (dbexists     (file-exists? dbpath))
	 (db           (db:lock-create-open dbpath
					    (lambda (db)
					      (db:initialize-main-db db)
					      (db:initialize-run-id-db db))))
	 (write-access (file-write-access? dbpath)))
    (if (and dbexists (not write-access))
	(set! *db-write-access* #f))
    (cons db dbpath)))

;; sync run to disk if touched
;;
(define (db:sync-touched dbstruct run-id #!key (force-sync #f))
  (let ((mtime  (dbr:dbstruct-get-mtime dbstruct))
	(stime  (dbr:dbstruct-get-stime dbstruct))
	(rundb  (dbr:dbstruct-get-rundb dbstruct))
	(inmem  (dbr:dbstruct-get-inmem dbstruct))
	(maindb (dbr:dbstruct-get-main  dbstruct))
	(refdb  (dbr:dbstruct-get-refdb dbstruct))
	(olddb  (dbr:dbstruct-get-olddb dbstruct))
	;; (runid  (dbr:dbstruct-get-run-id dbstruct))
	)
    (debug:print-info 4 "Syncing for run-id: " run-id)
    (mutex-lock! *http-mutex*)
    (if (eq? run-id 0)
	;; runid equal to 0 is main.db
	(if maindb
	    (if (or (not (number? mtime))
		    (not (number? stime))
		    (> mtime stime)
		    force-sync)
		(begin
		  (db:delay-if-busy maindb)
		  (db:delay-if-busy olddb)
		  (let ((num-synced (db:sync-tables (db:sync-main-list maindb) maindb olddb)))
		    (dbr:dbstruct-set-stime! dbstruct (current-milliseconds))
		    num-synced)
		  0))
	    (begin
	      ;; this can occur when using local access (i.e. not in a server)
	      ;; need a flag to turn it off.
	      ;;
	      (debug:print 3 "WARNING: call to sync main.db to megatest.db but main not initialized")
	      0))
	;; any other runid is a run
	(if (or (not (number? mtime))
		(not (number? stime))
		(> mtime stime)
		force-sync)
	    (begin
	      (db:delay-if-busy rundb)
	      (db:delay-if-busy olddb)
	      (let ((num-synced (db:sync-tables db:sync-tests-only inmem refdb rundb olddb)))
		(dbr:dbstruct-set-stime! dbstruct (current-milliseconds))
		(mutex-unlock! *http-mutex*)
		num-synced)
	      (begin
		(mutex-unlock! *http-mutex*)
		0))))))

(define (db:close-main dbstruct)
  (let ((maindb (dbr:dbstruct-get-main dbstruct)))
    (if maindb
	(begin
	  (sqlite3:finalize! (db:dbdat-get-db maindb))
	  (dbr:dbstruct-set-main! dbstruct #f)))))

(define (db:close-run-db dbstruct run-id)
  (let ((rdb (db:open-rundb dbstruct run-id do-not-open: #t)))
    (if (and rdb
	     (sqlite3:database? rdb))
	(begin
	  (sqlite3:finalize! rdb)
	  (dbr:dbstruct-set-localdb! dbstruct run-id #f)
	  (dbr:dbstruct-set-inmem! dbstruct #f)))))

;; close all opened run-id dbs
(define (db:close-all dbstruct)
  ;; finalize main.db
  (db:sync-touched dbstruct 0 force-sync: #t)
  ;;(common:db-block-further-queries)
  ;; (mutex-lock! *db-sync-mutex*) ;; with this perhaps it isn't necessary to use the block-further-queries mechanism?

  (db:close-main dbstruct)
  
  (let ((locdbs (dbr:dbstruct-get-locdbs dbstruct)))
    (if (hash-table? locdbs)
	(for-each (lambda (run-id)
		    (db:close-run-db dbstruct run-id))
		  (hash-table-keys locdbs))))

  ;; (let* ((local (dbr:dbstruct-get-local dbstruct))
  ;;        (rundb (db:dbdat-get-db (dbr:dbstruct-get-rundb dbstruct))))
  ;;   (if local
  ;;       (for-each
  ;;        (lambda (dbdat)
  ;;          (let ((db (db:dbdat-get-db dbdat)))
  ;;            (if (sqlite3:database? db)
  ;;       	 (begin
  ;;       	   (sqlite3:interrupt! db)
  ;;       	   (sqlite3:finalize! db #t)))))
  ;;        ;; TODO: Come back to this and rework to delete from hashtable when finalized
  ;;        (hash-table-values (dbr:dbstruct-get-locdbs dbstruct))))
  ;;   (thread-sleep! 3)
  ;;   (if (and rundb
  ;;            (sqlite3:database? rundb))
  ;;       (handle-exceptions
  ;;        exn
  ;;        (begin 
  ;;          (debug:print 0 "WARNING: database files may not have been closed correctly. Consider running -cleanup-db")
  ;;          (debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
  ;;          (debug:print 0 " db: " rundb)
  ;;          (print-call-chain (current-error-port))
  ;;          #f)
  ;;        (sqlite3:interrupt! rundb)
  ;;        (sqlite3:finalize! rundb #t))))
  ;; ;; (mutex-unlock! *db-sync-mutex*)
  )

(define (db:open-inmem-db)
  (let* ((db      (sqlite3:open-database ":memory:"))
	 (handler (make-busy-timeout 3600)))
    (sqlite3:set-busy-handler! db handler)
    (db:initialize-run-id-db db)
    (cons db #f)))

;; just tests, test_steps and test_data tables
(define db:sync-tests-only
  (list
   ;; (list "strs"
   ;;       '("id"             #f)
   ;;       '("str"            #f))
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	   '("iterated"       #f)
	   '("avg_runtime"    #f)
	   '("avg_disk"       #f)
	   '("tags"           #f)
	   '("jobgroup"       #f)))))
    
;; tbls is ( ("tablename" ( "field1" [#f|proc1] ) ( "field2" [#f|proc2] ) .... ) )


(define (db:sync-tables tbls fromdb todb . slave-dbs)
  (mutex-lock! *db-sync-mutex*)















  (cond
   ((not fromdb) (debug:print 3 "WARNING: db:sync-tables called with fromdb missing") -1)
   ((not todb)   (debug:print 3 "WARNING: db:sync-tables called with todb missing") -2)
   ((not (sqlite3:database? fromdb))
    (debug:print 0 "ERROR: db:sync-tables called with fromdb not a database " fromdb) -3)
   ((not (sqlite3:database? todb))
    (debug:print 0 "ERROR: db:sync-tables called with todb not a database " todb) -4)
   (else
    (let ((stmts       (make-hash-table)) ;; table-field => stmt
	  (all-stmts   '())              ;; ( ( stmt1 value1 ) ( stml2 value2 ))
	  (numrecs     (make-hash-table))
	  (start-time  (current-milliseconds))
	  (tot-count   0))
      (for-each ;; table
       (lambda (tabledat)
	 (let* ((tablename  (car tabledat))
		(fields     (cdr tabledat))
		(num-fields (length fields))
		(field->num (make-hash-table))
		(num->field (apply vector (map car fields)))
		(full-sel   (conc "SELECT " (string-intersperse (map car fields) ",") 
				  " FROM " tablename ";"))
		(full-ins   (conc "INSERT OR REPLACE INTO " tablename " ( " (string-intersperse (map car fields) ",") " ) "
				  " VALUES ( " (string-intersperse (make-list num-fields "?") ",") " );"))
		(fromdat    '())



		(todat      (make-hash-table))
		(count      0))

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

	   ;; read the source table
	   (sqlite3:for-each-row
	    (lambda (a . b)
	      (set! fromdat (cons (apply vector a b) fromdat)))



	    fromdb


	    full-sel)

	   (debug:print-info 2 "found " (length fromdat) " records to sync")

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

	   ;; first pass implementation, just insert all changed rows
	   (for-each 
	    (lambda (targdb)

	      (let ((stmth (sqlite3:prepare targdb full-ins)))



		(sqlite3:with-transaction
		 targdb
		 (lambda ()
		   (for-each ;; 
		    (lambda (fromrow)
		      (let* ((a    (vector-ref fromrow 0))
			     (curr (hash-table-ref/default todat a #f))
			     (same #t))
			(let loop ((i 0))
			  (if (or (not curr)
				  (not (equal? (vector-ref fromrow i)(vector-ref curr i))))
			      (set! same #f))
			  (if (and same
				   (< i (- num-fields 1)))
			      (loop (+ i 1))))
			(if (not same)
			    (begin
			      (apply sqlite3:execute stmth (vector->list fromrow))
			      (hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0)))))))
		    fromdat)))


		(sqlite3:finalize! stmth)))
	    (append (list todb) slave-dbs))))
       tbls)
      (let* ((runtime      (- (current-milliseconds) start-time))
	     (should-print (common:low-noise-print 30 "db sync" (> runtime 500)))) ;; low and high sync times treated as separate.
	(if should-print (debug:print 0 "INFO: db sync, total run time " runtime " ms"))
	(for-each 
	 (lambda (dat)
	   (let ((tblname (car dat))
		 (count   (cdr dat)))
	     (set! tot-count (+ tot-count count))
	     (if (> count 0)
		 (if should-print (debug:print 0 (format #f "    ~10a ~5a" tblname count))))))
	 (sort (hash-table->alist numrecs)(lambda (a b)(> (cdr a)(cdr b))))))
      tot-count)))
  (mutex-unlock! *db-sync-mutex*))

;; options:
;;
;;  'killservers  - kills all servers
;;  'dejunk       - removes junk records
;;  'adj-testids  - move test-ids into correct ranges
;;  'old2new      - sync megatest.db records to .db/{main,1,2 ...}.db
;;  'new2old      - sync .db/{main,1,2,3 ...}.db to megatest.db
;;  'closeall     - close all opened dbs
;;
;;  run-ids: '(1 2 3 ...) or #f (for all)
;;
(define (db:multi-db-sync run-ids . options)
  (let* ((toppath  (launch:setup-for-run))
	 (dbstruct (if toppath (make-dbr:dbstruct path: toppath) #f))
	 (mtdb     (if toppath (db:open-megatest-db)))
	 (run-ids  (if run-ids 
		       run-ids


		       (if toppath (db:get-all-run-ids mtdb))))
	 (mdb     (tasks:open-db))
	 (servers (tasks:get-all-servers mdb)))
    
    ;; kill servers
    (if (member 'killservers options)
	(for-each
	 (lambda (server)
	   (tasks:server-delete-record mdb (vector-ref server 0) "dbmigration")
	   (tasks:kill-server (vector-ref server 2)(vector-ref server 1)))
	 servers))

    ;; clear out junk records
    ;;
    (if (member 'dejunk options)


	(db:clean-up mtdb))

    ;; adjust test-ids to fit into proper range
    ;;
    (if (member 'adj-testids options)


	(db:prep-megatest.db-for-migration mtdb))

    ;; sync runs, test_meta etc.
    ;;
    (if (member 'old2new options)
	(begin
	  (db:sync-tables (db:sync-main-list mtdb) mtdb (db:get-db dbstruct #f))
	  (for-each 
	   (lambda (run-id)

	     (let ((testrecs (db:get-all-tests-info-by-run-id mtdb run-id))
		   (dbstruct (if toppath (make-dbr:dbstruct path: toppath local: #t) #f)))
	       (debug:print 0 "INFO: Propagating " (length testrecs) " records for run-id=" run-id " to run specific db")
	       (db:replace-test-records dbstruct run-id testrecs)
	       (sqlite3:finalize! (dbr:dbstruct-get-rundb dbstruct))))
	   run-ids)))

    ;; now ensure all newdb data are synced to megatest.db
    (if (member 'new2old options)
	(for-each
	 (lambda (run-id)
	   (let ((fromdb (if toppath (make-dbr:dbstruct path: toppath local: #t) #f)))



	     (if (eq? run-id 0)
		 (db:sync-tables (db:sync-main-list dbstruct)(db:get-db fromdb run-id) mtdb)
		 (db:sync-tables db:sync-tests-only (db:get-db fromdb run-id) mtdb))))
	 run-ids))
    
    (db:close-all dbstruct)
    (sqlite3:finalize! mdb)))


;; keeping it around for debugging purposes only
(define (open-run-close-no-exception-handling  proc idb . params)
  (debug:print-info 11 "open-run-close-no-exception-handling START given a db=" (if idb "yes " "no ") ", params=" params)
  (if (or *db-write-access*
	  (not (member proc *db:all-write-procs*)))
      (let* ((db (cond

		  ((sqlite3:database? idb)     idb)
		  ((not idb)                   (debug:print 0 "ERROR: cannot open-run-close with #f anymore"))
		  ((procedure? idb)            (idb))
		  (else   	               (debug:print 0 "ERROR: cannot open-run-close with #f anymore"))))
	     (res #f))
	(set! res (apply proc db params))
	(if (not idb)(sqlite3:finalize! dbstruct))







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	   '("iterated"       #f)
	   '("avg_runtime"    #f)
	   '("avg_disk"       #f)
	   '("tags"           #f)
	   '("jobgroup"       #f)))))
    
;; tbls is ( ("tablename" ( "field1" [#f|proc1] ) ( "field2" [#f|proc2] ) .... ) )
;; db's are dbdat's
;;
(define (db:sync-tables tbls fromdb todb . slave-dbs)
  (mutex-lock! *db-sync-mutex*)
  (handle-exceptions
   exn
   (begin
     (debug:print 0 "EXCEPTION: database probably overloaded or unreadable in db:sync-tables.")
     (print-call-chain (current-error-port))
     (debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
     (print "exn=" (condition->list exn))
     (debug:print 0 " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
     (debug:print 0 " src db:  " (db:dbdat-get-path fromdb))
     (for-each (lambda (dbdat)
		 (debug:print 0 " dbpath:  " (db:dbdat-get-path dbdat)))
	       (cons todb slave-dbs))
     (if *server-run* ;; we are inside a server
	 (set! *time-to-exit* #t) ;; let watch dog know that it is time to die.
	 (exit 1)))
   (cond
    ((not fromdb) (debug:print 3 "WARNING: db:sync-tables called with fromdb missing") -1)
    ((not todb)   (debug:print 3 "WARNING: db:sync-tables called with todb missing") -2)
    ((not (sqlite3:database? (db:dbdat-get-db fromdb)))
     (debug:print 0 "ERROR: db:sync-tables called with fromdb not a database " fromdb) -3)
    ((not (sqlite3:database? (db:dbdat-get-db todb)))
     (debug:print 0 "ERROR: db:sync-tables called with todb not a database " todb) -4)
    (else
     (let ((stmts       (make-hash-table)) ;; table-field => stmt
	   (all-stmts   '())              ;; ( ( stmt1 value1 ) ( stml2 value2 ))
	   (numrecs     (make-hash-table))
	   (start-time  (current-milliseconds))
	   (tot-count   0))
       (for-each ;; table
	(lambda (tabledat)
	  (let* ((tablename  (car tabledat))
		 (fields     (cdr tabledat))
		 (num-fields (length fields))
		 (field->num (make-hash-table))
		 (num->field (apply vector (map car fields)))
		 (full-sel   (conc "SELECT " (string-intersperse (map car fields) ",") 
				   " FROM " tablename ";"))
		 (full-ins   (conc "INSERT OR REPLACE INTO " tablename " ( " (string-intersperse (map car fields) ",") " ) "
				   " VALUES ( " (string-intersperse (make-list num-fields "?") ",") " );"))
		 (fromdat    '())
		 (fromdats   '())
		 (totrecords 0)
		 (batch-len  (string->number (or (configf:lookup *configdat* "sync" "batchsize") "10")))
		 (todat      (make-hash-table))
		 (count      0))

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

	    ;; read the source table
	    (sqlite3:for-each-row
	     (lambda (a . b)
	       (set! fromdat (cons (apply vector a b) fromdat))
	       (if (> (length fromdat) batch-len)
		   (begin
		     (set! fromdats (cons fromdat fromdats))
		     (set! fromdat  '())
		     (set! totrecords (+ totrecords 1)))))
	     (db:dbdat-get-db fromdb)
	     full-sel)

	    (debug:print-info 2 "found " totrecords " records to sync")

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

	    ;; first pass implementation, just insert all changed rows
	    (for-each 
	     (lambda (targdb)
	       (let* ((db     (db:dbdat-get-db targdb))
		      (stmth  (sqlite3:prepare db full-ins)))
		 ;; (db:delay-if-busy targdb) ;; NO WAITING
		 (for-each
		  (lambda (fromdat-lst)
		    (sqlite3:with-transaction
		     db
		     (lambda ()
		       (for-each ;; 
			(lambda (fromrow)
			  (let* ((a    (vector-ref fromrow 0))
				 (curr (hash-table-ref/default todat a #f))
				 (same #t))
			    (let loop ((i 0))
			      (if (or (not curr)
				      (not (equal? (vector-ref fromrow i)(vector-ref curr i))))
				  (set! same #f))
			      (if (and same
				       (< i (- num-fields 1)))
				  (loop (+ i 1))))
			    (if (not same)
				(begin
				  (apply sqlite3:execute stmth (vector->list fromrow))
				  (hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0)))))))
			fromdat-lst))
		  ))
		  fromdats)
		 (sqlite3:finalize! stmth)))
	     (append (list todb) slave-dbs))))
	tbls)
       (let* ((runtime      (- (current-milliseconds) start-time))
	      (should-print (common:low-noise-print 30 "db sync" (> runtime 500)))) ;; low and high sync times treated as separate.
	 (if should-print (debug:print 0 "INFO: db sync, total run time " runtime " ms"))
	 (for-each 
	  (lambda (dat)
	    (let ((tblname (car dat))
		  (count   (cdr dat)))
	      (set! tot-count (+ tot-count count))
	      (if (> count 0)
		  (if should-print (debug:print 0 (format #f "    ~10a ~5a" tblname count))))))
	  (sort (hash-table->alist numrecs)(lambda (a b)(> (cdr a)(cdr b))))))
       tot-count)))
   (mutex-unlock! *db-sync-mutex*)))

;; options:
;;
;;  'killservers  - kills all servers
;;  'dejunk       - removes junk records
;;  'adj-testids  - move test-ids into correct ranges
;;  'old2new      - sync megatest.db records to .db/{main,1,2 ...}.db
;;  'new2old      - sync .db/{main,1,2,3 ...}.db to megatest.db
;;  'closeall     - close all opened dbs
;;
;;  run-ids: '(1 2 3 ...) or #f (for all)
;;
(define (db:multi-db-sync run-ids . options)
  (let* ((toppath  (launch:setup-for-run))
	 (dbstruct (if toppath (make-dbr:dbstruct path: toppath) #f))
	 (mtdb     (if toppath (db:open-megatest-db)))
	 (run-ids  (if run-ids 
		       run-ids
		       (if toppath (begin
				     (db:delay-if-busy mtdb)
				     (db:get-all-run-ids mtdb)))))
	 (tdbdat  (tasks:open-db))
	 (servers (tasks:get-all-servers (db:delay-if-busy tdbdat))))
    
    ;; kill servers
    (if (member 'killservers options)
	(for-each
	 (lambda (server)
	   (tasks:server-delete-record (db:delay-if-busy tdbdat) (vector-ref server 0) "dbmigration")
	   (tasks:kill-server (vector-ref server 2)(vector-ref server 1)))
	 servers))

    ;; clear out junk records
    ;;
    (if (member 'dejunk options)
	(begin
	  (db:delay-if-busy mtdb)
	  (db:clean-up mtdb)))

    ;; adjust test-ids to fit into proper range
    ;;
    (if (member 'adj-testids options)
	(begin
	  (db:delay-if-busy mtdb)
	  (db:prep-megatest.db-for-migration mtdb)))

    ;; sync runs, test_meta etc.
    ;;
    (if (member 'old2new options)
	(begin
	  (db:sync-tables (db:sync-main-list mtdb) mtdb (db:get-db dbstruct #f))
	  (for-each 
	   (lambda (run-id)
	     (db:delay-if-busy mtdb)
	     (let ((testrecs (db:get-all-tests-info-by-run-id mtdb run-id))
		   (dbstruct (if toppath (make-dbr:dbstruct path: toppath local: #t) #f)))
	       (debug:print 0 "INFO: Propagating " (length testrecs) " records for run-id=" run-id " to run specific db")
	       (db:replace-test-records dbstruct run-id testrecs)
	       (sqlite3:finalize! (db:dbdat-get-db (dbr:dbstruct-get-rundb dbstruct)))))
	   run-ids)))

    ;; now ensure all newdb data are synced to megatest.db
    (if (member 'new2old options)
	(for-each
	 (lambda (run-id)
	   (let* ((fromdb (if toppath (make-dbr:dbstruct path: toppath local: #t) #f))
		  (frundb (db:dbdat-get-db (db:get-db fromdb run-id))))
	     ;; (db:delay-if-busy frundb)
	     ;; (db:delay-if-busy mtdb)
	     (if (eq? run-id 0)
		 (db:sync-tables (db:sync-main-list dbstruct) (db:get-db fromdb #f) mtdb)
		 (db:sync-tables db:sync-tests-only (db:get-db fromdb run-id) mtdb))))
	 (cons 0 run-ids)))

    ;; (db:close-all dbstruct)
    ;; (sqlite3:finalize! mdb)
    ))

;; keeping it around for debugging purposes only
(define (open-run-close-no-exception-handling  proc idb . params)
  (debug:print-info 11 "open-run-close-no-exception-handling START given a db=" (if idb "yes " "no ") ", params=" params)
  (if (or *db-write-access*
	  (not (member proc *db:all-write-procs*)))
      (let* ((db (cond
		  ((pair? idb)                 (db:dbdat-get-db idb))
		  ((sqlite3:database? idb)     idb)
		  ((not idb)                   (debug:print 0 "ERROR: cannot open-run-close with #f anymore"))
		  ((procedure? idb)            (idb))
		  (else   	               (debug:print 0 "ERROR: cannot open-run-close with #f anymore"))))
	     (res #f))
	(set! res (apply proc db params))
	(if (not idb)(sqlite3:finalize! dbstruct))
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       ((busy)
	(thread-sleep! sleep-time))
       (else
	(debug:print 0 "EXCEPTION: database probably overloaded or unreadable.")
	(debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
	(print "exn=" (condition->list exn))
	(debug:print 0 " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
	(print-call-chain)
	(thread-sleep! sleep-time)
	(debug:print-info 0 "trying db call one more time....this may never recover, if necessary kill process " (current-process-id) " on host " (get-host-name) " to clean up")))
     (apply open-run-close-exception-handling proc idb params))
   (apply open-run-close-no-exception-handling proc idb params)))

;; (define open-run-close 
(define open-run-close open-run-close-exception-handling)
		;;	   open-run-close-no-exception-handling
;;			   open-run-close-exception-handling)
;;)

(define (db:initialize-main-db db)
  (let* ((configdat (car *configinfo*))  ;; tut tut, global warning...
	 (keys     (keys:config-get-fields configdat))
	 (havekeys (> (length keys) 0))
	 (keystr   (keys->keystr keys))
	 (fieldstr (keys->key/field keys)))

    (for-each (lambda (key)
		(let ((keyn key))
		  (if (member (string-downcase keyn)
			      (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count"
				    "pass_count"))
		      (begin
			(print "ERROR: your key cannot be named " keyn " as this conflicts with the same named field in the runs table, you must remove your megatest.db and <linktree>/.db before trying again.")
			(exit 1)))))
	      keys)
    (sqlite3:with-transaction
     db
     (lambda ()
       (sqlite3:execute db "CREATE TABLE IF NOT EXISTS keys (id INTEGER PRIMARY KEY, fieldname TEXT, fieldtype TEXT, CONSTRAINT keyconstraint UNIQUE (fieldname));")
       (for-each (lambda (key)
		   (sqlite3:execute db "INSERT INTO keys (fieldname,fieldtype) VALUES (?,?);" key "TEXT"))
		 keys)
       (sqlite3:execute db (conc 
			    "CREATE TABLE IF NOT EXISTS runs (id INTEGER PRIMARY KEY, \n			 " 
			    fieldstr (if havekeys "," "") "
			 runname    TEXT DEFAULT 'norun',
			 state      TEXT DEFAULT '',
			 status     TEXT DEFAULT '',







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       ((busy)
	(thread-sleep! sleep-time))
       (else
	(debug:print 0 "EXCEPTION: database probably overloaded or unreadable.")
	(debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
	(print "exn=" (condition->list exn))
	(debug:print 0 " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
	(print-call-chain (current-error-port))
	(thread-sleep! sleep-time)
	(debug:print-info 0 "trying db call one more time....this may never recover, if necessary kill process " (current-process-id) " on host " (get-host-name) " to clean up")))
     (apply open-run-close-exception-handling proc idb params))
   (apply open-run-close-no-exception-handling proc idb params)))

;; (define open-run-close 
(define open-run-close open-run-close-exception-handling)
		;;	   open-run-close-no-exception-handling
;;			   open-run-close-exception-handling)
;;)

(define (db:initialize-main-db dbdat)
  (let* ((configdat (car *configinfo*))  ;; tut tut, global warning...
	 (keys     (keys:config-get-fields configdat))
	 (havekeys (> (length keys) 0))
	 (keystr   (keys->keystr keys))
	 (fieldstr (keys->key/field keys))
	 (db       (db:dbdat-get-db dbdat)))
    (for-each (lambda (key)
		(let ((keyn key))
		  (if (member (string-downcase keyn)
			      (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count"
				    "pass_count"))
		      (begin
			(print "ERROR: your key cannot be named " keyn " as this conflicts with the same named field in the runs table, you must remove your megatest.db and <linktree>/.db before trying again.")
			(exit 1)))))
	      keys)
    (sqlite3:with-transaction
     db
     (lambda ()
       (sqlite3:execute db "CREATE TABLE IF NOT EXISTS keys (id INTEGER PRIMARY KEY, fieldname TEXT, fieldtype TEXT, CONSTRAINT keyconstraint UNIQUE (fieldname));")
       (for-each (lambda (key)
		   (sqlite3:execute db "INSERT OR REPLACE INTO keys (fieldname,fieldtype) VALUES (?,?);" key "TEXT"))
		 keys)
       (sqlite3:execute db (conc 
			    "CREATE TABLE IF NOT EXISTS runs (id INTEGER PRIMARY KEY, \n			 " 
			    fieldstr (if havekeys "," "") "
			 runname    TEXT DEFAULT 'norun',
			 state      TEXT DEFAULT '',
			 status     TEXT DEFAULT '',
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	 (handler   (make-busy-timeout (if (args:get-arg "-override-timeout")
					   (string->number (args:get-arg "-override-timeout"))
					   136000)))) ;; 136000)))
    (sqlite3:set-busy-handler! db handler)
    (if (not dbexists)
	(begin
	  (sqlite3:execute db "CREATE TABLE IF NOT EXISTS log (id INTEGER PRIMARY KEY,event_time TIMESTAMP DEFAULT (strftime('%s','now')),logline TEXT,pwd TEXT,cmdline TEXT,pid INTEGER);")
	  (sqlite3:execute db (conc "PRAGMA synchronous = 0;"))))

    db))

(define (db:log-local-event . loglst)
  (let ((logline (apply conc loglst)))
    (db:log-event logline)))

(define (db:log-event logline)







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	 (handler   (make-busy-timeout (if (args:get-arg "-override-timeout")
					   (string->number (args:get-arg "-override-timeout"))
					   136000)))) ;; 136000)))
    (sqlite3:set-busy-handler! db handler)
    (if (not dbexists)
	(begin
	  (sqlite3:execute db "CREATE TABLE IF NOT EXISTS log (id INTEGER PRIMARY KEY,event_time TIMESTAMP DEFAULT (strftime('%s','now')),logline TEXT,pwd TEXT,cmdline TEXT,pid INTEGER);")
	  (db:set-sync db) ;; (sqlite3:execute db (conc "PRAGMA synchronous = 0;"))
	  ))
    db))

(define (db:log-local-event . loglst)
  (let ((logline (apply conc loglst)))
    (db:log-event logline)))

(define (db:log-event logline)
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;;  select end_time-now from
;;      (select testname,item_path,event_time+run_duration as
;;                          end_time,strftime('%s','now') as now from tests where state in
;;      ('RUNNING','REMOTEHOSTSTART','LAUNCED'));

(define (db:find-and-mark-incomplete dbstruct run-id ovr-deadtime)
  (let* ((db          (db:get-db dbstruct run-id))

	 (incompleted '())
	 (oldlaunched '())
	 (toplevels   '())
	 (deadtime-str (configf:lookup *configdat* "setup" "deadtime"))
	 (deadtime     (if (and deadtime-str
				(string->number deadtime-str))
			   (string->number deadtime-str)
			   7200))) ;; two hours
    (if (number? ovr-deadtime)(set! deadtime ovr-deadtime))
    
    ;; in RUNNING or REMOTEHOSTSTART for more than 10 minutes
    ;;
    ;; HOWEVER: this code in run:test seems to work fine
    ;;              (> (- (current-seconds)(+ (db:test-get-event_time testdat)
    ;;                     (db:test-get-run_duration testdat)))
    ;;                    600) 
    ;; (db:delay-if-busy)
    (sqlite3:for-each-row 
     (lambda (test-id run-dir uname testname item-path)
       (if (and (equal? uname "n/a")
		(equal? item-path "")) ;; this is a toplevel test
	   ;; what to do with toplevel? call rollup?
	   (begin
	     (set! toplevels   (cons (list test-id run-dir uname testname item-path run-id) toplevels))
	     (debug:print-info 0 "Found old toplevel test in RUNNING state, test-id=" test-id))
	   (set! incompleted (cons (list test-id run-dir uname testname item-path run-id) incompleted))))
     db
     "SELECT id,rundir,uname,testname,item_path FROM tests WHERE run_id=? AND (strftime('%s','now') - event_time) > (run_duration + ?) AND state IN ('RUNNING','REMOTEHOSTSTART');"
     run-id deadtime)

    ;; in LAUNCHED for more than one day. Could be long due to job queues TODO/BUG: Need override for this in config
    ;;
    ;; (db:delay-if-busy)
    (sqlite3:for-each-row
     (lambda (test-id run-dir uname testname item-path)
       (if (and (equal? uname "n/a")
		(equal? item-path "")) ;; this is a toplevel test
	   ;; what to do with toplevel? call rollup?
	   (set! toplevels   (cons (list test-id run-dir uname testname item-path run-id) toplevels))
	   (set! oldlaunched (cons (list test-id run-dir uname testname item-path run-id) oldlaunched))))
     db
     "SELECT id,rundir,uname,testname,item_path FROM tests WHERE run_id=? AND (strftime('%s','now') - event_time) > 86400 AND state IN ('LAUNCHED');"
     run-id)
    
    (debug:print-info 18 "Found " (length oldlaunched) " old LAUNCHED items, " (length toplevels) " old LAUNCHED toplevel tests and " (length incompleted) " tests marked RUNNING but apparently dead.")

    ;; These are defunct tests, do not do all the overhead of set-state-status. Force them to INCOMPLETE.
    ;;
    ;; (db:delay-if-busy)
    (let* (;; (min-incompleted (filter (lambda (x)
	   ;;      		      (let* ((testpath (cadr x))
	   ;;      			     (tdatpath (conc testpath "/testdat.db"))
	   ;;      			     (dbexists (file-exists? tdatpath)))
	   ;;      			(or (not dbexists) ;; if no file then something wrong - mark as incomplete
	   ;;      			    (> (- (current-seconds)(file-modification-time tdatpath)) 600)))) ;; no change in 10 minutes to testdat.db - she's dead Jim
	   ;;      		    incompleted))
	   (min-incompleted-ids (map car incompleted)) ;; do 'em all
	   (all-ids             (append min-incompleted-ids (map car oldlaunched))))
      (if (> (length all-ids) 0)
	  (begin
	    (debug:print 0 "WARNING: Marking test(s); " (string-intersperse (map conc all-ids) ", ") " as INCOMPLETE")
	    (sqlite3:execute 
	     db
	     (conc "UPDATE tests SET state='INCOMPLETE' WHERE id IN (" 
		   (string-intersperse (map conc all-ids) ",")
		   ");")))))

    ;; Now do rollups for the toplevel tests
    ;;

    (for-each
     (lambda (toptest)
       (let ((test-name (list-ref toptest 3)))
;;	     (run-id    (list-ref toptest 5)))
	  (db:general-call db 'top-test-set-per-pf-counts (list test-name run-id test-name test-name test-name)))) ;; (list run-id test-name))))
     toplevels)))
		     
;; Clean out old junk and vacuum the database
;;
;; Ultimately do something like this:
;;
;; 1. Look at test records either deleted or part of deleted run:
;;    a. If test dir exists, set the the test to state='UNKNOWN', Set the run to 'unknown'
;;    b. If test dir gone, delete the test record
;; 2. Look at run records
;;    a. If have tests that are not deleted, set state='unknown'
;;    b. ....
;;
(define (db:clean-up db)
  (debug:print 0 "WARNING: db clean up not fully ported to v1.60, cleanup action will be on megatest.db")
  (let* (;; (db         (db:get-db dbstruct #f))
	 (count-stmt (sqlite3:prepare db "SELECT (SELECT count(id) FROM tests)+(SELECT count(id) FROM runs);"))
	(statements
	 (map (lambda (stmt)
		(sqlite3:prepare db stmt))
	      (list
	       ;; delete all tests that belong to runs that are 'deleted'
	       "DELETE FROM tests WHERE run_id in (SELECT id FROM runs WHERE state='deleted');"
	       ;; delete all tests that are 'DELETED'
	       "DELETE FROM tests WHERE state='DELETED';"
	       ;; delete all tests that have no run
	       "DELETE FROM tests WHERE run_id NOT IN (SELECT DISTINCT id FROM runs);"
	       ;; delete all runs that are state='deleted'
	       "DELETE FROM runs WHERE state='deleted';"
	       ;; delete empty runs
	       "DELETE FROM runs WHERE id NOT IN (SELECT DISTINCT r.id FROM runs AS r INNER JOIN tests AS t ON t.run_id=r.id);"
	       ))))

    (sqlite3:with-transaction 
     db
     (lambda ()
       (sqlite3:for-each-row (lambda (tot)
			       (debug:print-info 0 "Records count before clean: " tot))
			     count-stmt)
       (map sqlite3:execute statements)
       (sqlite3:for-each-row (lambda (tot)
			       (debug:print-info 0 "Records count after  clean: " tot))
			     count-stmt)))
    (map sqlite3:finalize! statements)
    (sqlite3:finalize! count-stmt)
    ;; (db:find-and-mark-incomplete db)

    (sqlite3:execute db "VACUUM;")))

;;======================================================================
;; M E T A   G E T   A N D   S E T   V A R S
;;======================================================================

;; returns number if string->number is successful, string otherwise
;; also updates *global-delta*
;;
;; Operates on megatestdb
;;
(define (db:get-var dbstruct var)
  (let* ((start-ms (current-milliseconds))
         (throttle (let ((t  (config-lookup *configdat* "setup" "throttle")))
		     (if t (string->number t) t)))
	 (res      #f))



    (sqlite3:for-each-row
     (lambda (val)
       (set! res val))
     (db:get-db dbstruct #f)
     "SELECT val FROM metadat WHERE var=?;" var)
    ;; convert to number if can
    (if (string? res)
	(let ((valnum (string->number res)))
	  (if valnum (set! res valnum))))
    ;; scale by 10, average with current value.
    (set! *global-delta* (/ (+ *global-delta* (* (- (current-milliseconds) start-ms)
						 (if throttle throttle 0.01)))
			    2))
    (if (> (abs (- *last-global-delta-printed* *global-delta*)) 0.08) ;; don't print all the time, only if it changes a bit
	(begin
	  (debug:print-info 4 "launch throttle factor=" *global-delta*)
	  (set! *last-global-delta-printed* *global-delta*)))
    res))

(define (db:set-var dbstruct var val)


  ;; (db:delay-if-busy)
  (sqlite3:execute (db:get-db dbstruct #f) "INSERT OR REPLACE INTO metadat (var,val) VALUES (?,?);" var val))

(define (db:del-var dbstruct var)
  ;; (db:delay-if-busy)


  (sqlite3:execute (db:get-db dbstruct #f) "DELETE FROM metadat WHERE var=?;" var))

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

;; why get the keys from the db? why not get from the *configdat*
;; using keys:config-get-fields?

(define (db:get-keys dbstruct)
  (if *db-keys* *db-keys* 
      (let ((res '()))
	(db:with-db dbstruct #f #f
		    (lambda (db)
		      (sqlite3:for-each-row 
		       (lambda (key)
			 (set! res (cons key res)))
		       (db:get-db dbstruct #f)
		       "SELECT fieldname FROM keys ORDER BY id DESC;")))
	(set! *db-keys* res)
	res)))

;; look up values in a header/data structure
(define (db:get-value-by-header row header field)
  (if (null? header) #f







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;;  select end_time-now from
;;      (select testname,item_path,event_time+run_duration as
;;                          end_time,strftime('%s','now') as now from tests where state in
;;      ('RUNNING','REMOTEHOSTSTART','LAUNCED'));

(define (db:find-and-mark-incomplete dbstruct run-id ovr-deadtime)
  (let* ((dbdat        (db:get-db dbstruct run-id))
	 (db           (db:dbdat-get-db dbdat))
	 (incompleted '())
	 (oldlaunched '())
	 (toplevels   '())
	 (deadtime-str (configf:lookup *configdat* "setup" "deadtime"))
	 (deadtime     (if (and deadtime-str
				(string->number deadtime-str))
			   (string->number deadtime-str)
			   7200))) ;; two hours
    (if (number? ovr-deadtime)(set! deadtime ovr-deadtime))
    
    ;; in RUNNING or REMOTEHOSTSTART for more than 10 minutes
    ;;
    ;; HOWEVER: this code in run:test seems to work fine
    ;;              (> (- (current-seconds)(+ (db:test-get-event_time testdat)
    ;;                     (db:test-get-run_duration testdat)))
    ;;                    600) 
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row 
     (lambda (test-id run-dir uname testname item-path)
       (if (and (equal? uname "n/a")
		(equal? item-path "")) ;; this is a toplevel test
	   ;; what to do with toplevel? call rollup?
	   (begin
	     (set! toplevels   (cons (list test-id run-dir uname testname item-path run-id) toplevels))
	     (debug:print-info 0 "Found old toplevel test in RUNNING state, test-id=" test-id))
	   (set! incompleted (cons (list test-id run-dir uname testname item-path run-id) incompleted))))
     db
     "SELECT id,rundir,uname,testname,item_path FROM tests WHERE run_id=? AND (strftime('%s','now') - event_time) > (run_duration + ?) AND state IN ('RUNNING','REMOTEHOSTSTART');"
     run-id deadtime)

    ;; in LAUNCHED for more than one day. Could be long due to job queues TODO/BUG: Need override for this in config
    ;;
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row
     (lambda (test-id run-dir uname testname item-path)
       (if (and (equal? uname "n/a")
		(equal? item-path "")) ;; this is a toplevel test
	   ;; what to do with toplevel? call rollup?
	   (set! toplevels   (cons (list test-id run-dir uname testname item-path run-id) toplevels))
	   (set! oldlaunched (cons (list test-id run-dir uname testname item-path run-id) oldlaunched))))
     db
     "SELECT id,rundir,uname,testname,item_path FROM tests WHERE run_id=? AND (strftime('%s','now') - event_time) > 86400 AND state IN ('LAUNCHED');"
     run-id)
    
    (debug:print-info 18 "Found " (length oldlaunched) " old LAUNCHED items, " (length toplevels) " old LAUNCHED toplevel tests and " (length incompleted) " tests marked RUNNING but apparently dead.")

    ;; These are defunct tests, do not do all the overhead of set-state-status. Force them to INCOMPLETE.
    ;;
    (db:delay-if-busy dbdat)
    (let* (;; (min-incompleted (filter (lambda (x)
	   ;;      		      (let* ((testpath (cadr x))
	   ;;      			     (tdatpath (conc testpath "/testdat.db"))
	   ;;      			     (dbexists (file-exists? tdatpath)))
	   ;;      			(or (not dbexists) ;; if no file then something wrong - mark as incomplete
	   ;;      			    (> (- (current-seconds)(file-modification-time tdatpath)) 600)))) ;; no change in 10 minutes to testdat.db - she's dead Jim
	   ;;      		    incompleted))
	   (min-incompleted-ids (map car incompleted)) ;; do 'em all
	   (all-ids             (append min-incompleted-ids (map car oldlaunched))))
      (if (> (length all-ids) 0)
	  (begin
	    (debug:print 0 "WARNING: Marking test(s); " (string-intersperse (map conc all-ids) ", ") " as INCOMPLETE")
	    (sqlite3:execute 
	     db
	     (conc "UPDATE tests SET state='INCOMPLETE' WHERE id IN (" 
		   (string-intersperse (map conc all-ids) ",")
		   ");")))))

    ;; Now do rollups for the toplevel tests
    ;;
    (db:delay-if-busy dbdat)
    (for-each
     (lambda (toptest)
       (let ((test-name (list-ref toptest 3)))
;;	     (run-id    (list-ref toptest 5)))
	  (db:general-call db 'top-test-set-per-pf-counts (list test-name run-id test-name test-name test-name)))) ;; (list run-id test-name))))
     toplevels)))
		     
;; Clean out old junk and vacuum the database
;;
;; Ultimately do something like this:
;;
;; 1. Look at test records either deleted or part of deleted run:
;;    a. If test dir exists, set the the test to state='UNKNOWN', Set the run to 'unknown'
;;    b. If test dir gone, delete the test record
;; 2. Look at run records
;;    a. If have tests that are not deleted, set state='unknown'
;;    b. ....
;;
(define (db:clean-up dbdat)
  (debug:print 0 "WARNING: db clean up not fully ported to v1.60, cleanup action will be on megatest.db")
  (let* ((db         (db:dbdat-get-db dbdat))
	 (count-stmt (sqlite3:prepare db "SELECT (SELECT count(id) FROM tests)+(SELECT count(id) FROM runs);"))
	(statements
	 (map (lambda (stmt)
		(sqlite3:prepare db stmt))
	      (list
	       ;; delete all tests that belong to runs that are 'deleted'
	       "DELETE FROM tests WHERE run_id in (SELECT id FROM runs WHERE state='deleted');"
	       ;; delete all tests that are 'DELETED'
	       "DELETE FROM tests WHERE state='DELETED';"
	       ;; delete all tests that have no run
	       "DELETE FROM tests WHERE run_id NOT IN (SELECT DISTINCT id FROM runs);"
	       ;; delete all runs that are state='deleted'
	       "DELETE FROM runs WHERE state='deleted';"
	       ;; delete empty runs
	       "DELETE FROM runs WHERE id NOT IN (SELECT DISTINCT r.id FROM runs AS r INNER JOIN tests AS t ON t.run_id=r.id);"
	       ))))
    (db:delay-if-busy dbdat)
    (sqlite3:with-transaction 
     db
     (lambda ()
       (sqlite3:for-each-row (lambda (tot)
			       (debug:print-info 0 "Records count before clean: " tot))
			     count-stmt)
       (map sqlite3:execute statements)
       (sqlite3:for-each-row (lambda (tot)
			       (debug:print-info 0 "Records count after  clean: " tot))
			     count-stmt)))
    (map sqlite3:finalize! statements)
    (sqlite3:finalize! count-stmt)
    ;; (db:find-and-mark-incomplete db)
    (db:delay-if-busy dbdat)
    (sqlite3:execute db "VACUUM;")))

;;======================================================================
;; M E T A   G E T   A N D   S E T   V A R S
;;======================================================================

;; returns number if string->number is successful, string otherwise
;; also updates *global-delta*
;;
;; Operates on megatestdb
;;
(define (db:get-var dbstruct var)
  (let* ((start-ms (current-milliseconds))
         (throttle (let ((t  (config-lookup *configdat* "setup" "throttle")))
		     (if t (string->number t) t)))
	 (res      #f)
	 (dbdat    (db:get-db dbstruct #f))
	 (db       (db:dbdat-get-db dbdat)))
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row
     (lambda (val)
       (set! res val))
     db
     "SELECT val FROM metadat WHERE var=?;" var)
    ;; convert to number if can
    (if (string? res)
	(let ((valnum (string->number res)))
	  (if valnum (set! res valnum))))
    ;; scale by 10, average with current value.
    (set! *global-delta* (/ (+ *global-delta* (* (- (current-milliseconds) start-ms)
						 (if throttle throttle 0.01)))
			    2))
    (if (> (abs (- *last-global-delta-printed* *global-delta*)) 0.08) ;; don't print all the time, only if it changes a bit
	(begin
	  (debug:print-info 4 "launch throttle factor=" *global-delta*)
	  (set! *last-global-delta-printed* *global-delta*)))
    res))

(define (db:set-var dbstruct var val)
  (let ((dbdat (db:get-db dbstruct #f))
	(db    (db:dbdat-get-db dbdat)))
    (db:delay-if-busy dbdat)
    (sqlite3:execute db "INSERT OR REPLACE INTO metadat (var,val) VALUES (?,?);" var val)))

(define (db:del-var dbstruct var)
  ;; (db:delay-if-busy)
  (db:with-db dbstruct #f #t 
	      (lambda (db)
		(sqlite3:execute db "DELETE FROM metadat WHERE var=?;" var))))

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

;; why get the keys from the db? why not get from the *configdat*
;; using keys:config-get-fields?

(define (db:get-keys dbstruct)
  (if *db-keys* *db-keys* 
      (let ((res '()))
	(db:with-db dbstruct #f #f
		    (lambda (db)
		      (sqlite3:for-each-row 
		       (lambda (key)
			 (set! res (cons key res)))
		       db
		       "SELECT fieldname FROM keys ORDER BY id DESC;")))
	(set! *db-keys* res)
	res)))

;; look up values in a header/data structure
(define (db:get-value-by-header row header field)
  (if (null? header) #f
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(define (db:get-rows   vec)(vector-ref vec 1))

;;======================================================================
;;  R U N S
;;======================================================================

(define (db:get-run-name-from-id dbstruct run-id)





  (let ((res #f))
    (sqlite3:for-each-row
     (lambda (runname)
       (set! res runname))
     (db:get-db dbstruct #f)
     "SELECT runname FROM runs WHERE id=?;"
     run-id)
    res))

(define (db:get-run-key-val dbstruct run-id key)





  (let ((res #f))
    (sqlite3:for-each-row
     (lambda (val)
       (set! res val))
     (db:get-db dbstruct #f) 
     (conc "SELECT " key " FROM runs WHERE id=?;")
     run-id)
    res))

;; keys list to key1,key2,key3 ...
(define (runs:get-std-run-fields keys remfields)
  (let* ((header    (append keys remfields))
	 (keystr    (conc (keys->keystr keys) ","
			  (string-intersperse remfields ","))))
    (list keystr header)))







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(define (db:get-rows   vec)(vector-ref vec 1))

;;======================================================================
;;  R U N S
;;======================================================================

(define (db:get-run-name-from-id dbstruct run-id)
  (db:with-db 
   dbstruct
   #f ;; this is for the main runs db
   #f ;; does not modify db
   (lambda (db)
     (let ((res #f))
       (sqlite3:for-each-row
	(lambda (runname)
	  (set! res runname))
	db
	"SELECT runname FROM runs WHERE id=?;"
	run-id)
       res))))

(define (db:get-run-key-val dbstruct run-id key)
  (db:with-db
   dbstruct
   #f
   #f
   (lambda (db)
     (let ((res #f))
       (sqlite3:for-each-row
	(lambda (val)
	  (set! res val))
	db
	(conc "SELECT " key " FROM runs WHERE id=?;")
	run-id)
       res))))

;; keys list to key1,key2,key3 ...
(define (runs:get-std-run-fields keys remfields)
  (let* ((header    (append keys remfields))
	 (keystr    (conc (keys->keystr keys) ","
			  (string-intersperse remfields ","))))
    (list keystr header)))
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			comparator)))


;; register a test run with the db, this accesses the main.db and does NOT
;; use server api
;;
(define (db:register-run dbstruct keyvals runname state status user)
  (let* ((db        (db:get-db dbstruct #f))

	 (keys      (map car keyvals))
	 (keystr    (keys->keystr keys))	 
	 (comma     (if (> (length keys) 0) "," ""))
	 (andstr    (if (> (length keys) 0) " AND " ""))
	 (valslots  (keys->valslots keys)) ;; ?,?,? ...
	 (allvals   (append (list runname state status user) (map cadr keyvals)))
	 (qryvals   (append (list runname) (map cadr keyvals)))
	 (key=?str  (string-intersperse (map (lambda (k)(conc k "=?")) keys) " AND ")))
    (debug:print 3 "keys: " keys " allvals: " allvals " keyvals: " keyvals " key=?str is " key=?str)
    (debug:print 2 "NOTE: using target " (string-intersperse (map cadr keyvals) "/") " for this run")
    (if (and runname (null? (filter (lambda (x)(not x)) keyvals))) ;; there must be a better way to "apply and"
	(let ((res #f))
	  ;; (db:delay-if-busy)
	  (apply sqlite3:execute db (conc "INSERT OR IGNORE INTO runs (runname,state,status,owner,event_time" comma keystr ") VALUES (?,?,?,?,strftime('%s','now')" comma valslots ");")
		 allvals)

	  (apply sqlite3:for-each-row 
		 (lambda (id)
		   (set! res id))
		 db
		 (let ((qry (conc "SELECT id FROM runs WHERE (runname=? " andstr key=?str ");")))
					;(debug:print 4 "qry: " qry) 
		   qry)
		 qryvals)
	  ;; (db:delay-if-busy)
	  (sqlite3:execute db "UPDATE runs SET state=?,status=?,event_time=strftime('%s','now') WHERE id=? AND state='deleted';" state status res)
	  res) 
	(begin
	  (debug:print 0 "ERROR: Called without all necessary keys")
	  #f))))

;; replace header and keystr with a call to runs:get-std-run-fields







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			comparator)))


;; register a test run with the db, this accesses the main.db and does NOT
;; use server api
;;
(define (db:register-run dbstruct keyvals runname state status user)
  (let* ((dbdat     (db:get-db dbstruct #f))
	 (db        (db:dbdat-get-db dbdat))
	 (keys      (map car keyvals))
	 (keystr    (keys->keystr keys))	 
	 (comma     (if (> (length keys) 0) "," ""))
	 (andstr    (if (> (length keys) 0) " AND " ""))
	 (valslots  (keys->valslots keys)) ;; ?,?,? ...
	 (allvals   (append (list runname state status user) (map cadr keyvals)))
	 (qryvals   (append (list runname) (map cadr keyvals)))
	 (key=?str  (string-intersperse (map (lambda (k)(conc k "=?")) keys) " AND ")))
    (debug:print 3 "keys: " keys " allvals: " allvals " keyvals: " keyvals " key=?str is " key=?str)
    (debug:print 2 "NOTE: using target " (string-intersperse (map cadr keyvals) "/") " for this run")
    (if (and runname (null? (filter (lambda (x)(not x)) keyvals))) ;; there must be a better way to "apply and"
	(let ((res #f))
	  (db:delay-if-busy dbdat)
	  (apply sqlite3:execute db (conc "INSERT OR IGNORE INTO runs (runname,state,status,owner,event_time" comma keystr ") VALUES (?,?,?,?,strftime('%s','now')" comma valslots ");")
		 allvals)
	  (db:delay-if-busy dbdat)
	  (apply sqlite3:for-each-row 
		 (lambda (id)
		   (set! res id))
		 db
		 (let ((qry (conc "SELECT id FROM runs WHERE (runname=? " andstr key=?str ");")))
					;(debug:print 4 "qry: " qry) 
		   qry)
		 qryvals)
	  (db:delay-if-busy dbdat)
	  (sqlite3:execute db "UPDATE runs SET state=?,status=?,event_time=strftime('%s','now') WHERE id=? AND state='deleted';" state status res)
	  res) 
	(begin
	  (debug:print 0 "ERROR: Called without all necessary keys")
	  #f))))

;; replace header and keystr with a call to runs:get-std-run-fields
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(define (db:get-targets dbstruct)
  (let* ((res       '())
	 (keys       (db:get-keys dbstruct))
	 (header     keys) ;; (map key:get-fieldname keys))
	 (keystr     (keys->keystr keys))
	 (qrystr     (conc "SELECT " keystr " FROM runs WHERE state != 'deleted';"))
	 (seen       (make-hash-table)))





    (sqlite3:for-each-row
     (lambda (a . x)
       (let ((targ (cons a x)))
	 (if (not (hash-table-ref/default seen targ #f))
	     (begin
	       (hash-table-set! seen targ #t)
	       (set! res (cons (apply vector targ) res))))))
     (db:get-db dbstruct #f)
     qrystr)
    (debug:print-info 11 "db:get-targets END qrystr: " qrystr )
    (vector header res)))

;; just get count of runs
(define (db:get-num-runs dbstruct runpatt)





  (let ((numruns 0))
    (debug:print-info 11 "db:get-num-runs START " runpatt)
    (sqlite3:for-each-row 
     (lambda (count)
       (set! numruns count))
     (db:get-db dbstruct #f)
     "SELECT COUNT(id) FROM runs WHERE runname LIKE ? AND state != 'deleted';" runpatt)
    (debug:print-info 11 "db:get-num-runs END " runpatt)
    numruns))

(define (db:get-all-run-ids dbstruct)





  (let ((run-ids '()))
    (sqlite3:for-each-row
     (lambda (run-id)
       (set! run-ids (cons run-id run-ids)))
     (db:get-db dbstruct #f)
     "SELECT id FROM runs WHERE state != 'deleted' ORDER BY event_time DESC;")
    (reverse run-ids)))

;; get some basic run stats
;;
;; ( (runname (( state  count ) ... ))
;;   (   ...  
(define (db:get-run-stats dbstruct)


  (let ((totals       (make-hash-table))
	(curr         (make-hash-table))
	(res          '())
	(runs-info    '()))
    ;; First get all the runname/run-ids

    (sqlite3:for-each-row
     (lambda (run-id runname)
       (set! runs-info (cons (list run-id runname) runs-info)))
     (db:get-db dbstruct #f)
     "SELECT id,runname FROM runs WHERE state != 'deleted';")
    ;; for each run get stats data
    (for-each
     (lambda (run-info)
       ;; get the net state/status counts for this run
       (let ((run-id   (car  run-info))
	     (run-name (cadr run-info)))





	 (sqlite3:for-each-row
	  (lambda (state status count)
	    (let ((netstate (if (equal? state "COMPLETED") status state)))
	      (if (string? netstate)
		  (begin
		    (hash-table-set! totals netstate (+ (hash-table-ref/default totals netstate 0) count))
		    (hash-table-set! curr   netstate (+ (hash-table-ref/default curr   netstate 0) count))))))
	  (db:get-db dbstruct run-id)
	  "SELECT state,status,count(id) FROM tests AS t GROUP BY state,status ORDER BY state,status DESC;")
	 ;; add the per run counts to res
	 (for-each (lambda (state)
		     (set! res (cons (list run-name state (hash-table-ref curr state)) res)))
		   (sort (hash-table-keys curr) string>=))
	 (set! curr (make-hash-table))))
     runs-info)
    (for-each (lambda (state)
		(set! res (cons (list "Totals" state (hash-table-ref totals state)) res)))
	      (sort (hash-table-keys totals) string>=))
    res))

;; db:get-runs-by-patt







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(define (db:get-targets dbstruct)
  (let* ((res       '())
	 (keys       (db:get-keys dbstruct))
	 (header     keys) ;; (map key:get-fieldname keys))
	 (keystr     (keys->keystr keys))
	 (qrystr     (conc "SELECT " keystr " FROM runs WHERE state != 'deleted';"))
	 (seen       (make-hash-table)))
    (db:with-db
     dbstruct
     #f
     #f
     (lambda (db)
       (sqlite3:for-each-row
	(lambda (a . x)
	  (let ((targ (cons a x)))
	    (if (not (hash-table-ref/default seen targ #f))
		(begin
		  (hash-table-set! seen targ #t)
		  (set! res (cons (apply vector targ) res))))))
	db
	qrystr)
       (debug:print-info 11 "db:get-targets END qrystr: " qrystr )
       (vector header res)))))

;; just get count of runs
(define (db:get-num-runs dbstruct runpatt)
  (db:with-db
   dbstruct
   #f
   #f
   (lambda (db)
     (let ((numruns 0))
       (debug:print-info 11 "db:get-num-runs START " runpatt)
       (sqlite3:for-each-row 
	(lambda (count)
	  (set! numruns count))
	db
	"SELECT COUNT(id) FROM runs WHERE runname LIKE ? AND state != 'deleted';" runpatt)
       (debug:print-info 11 "db:get-num-runs END " runpatt)
       numruns))))

(define (db:get-all-run-ids dbstruct)
  (db:with-db
   dbstruct
   #f
   #f
   (lambda (db)
     (let ((run-ids '()))
       (sqlite3:for-each-row
	(lambda (run-id)
	  (set! run-ids (cons run-id run-ids)))
	db
	"SELECT id FROM runs WHERE state != 'deleted' ORDER BY event_time DESC;")
    (reverse run-ids)))))

;; get some basic run stats
;;
;; ( (runname (( state  count ) ... ))
;;   (   ...  
(define (db:get-run-stats dbstruct)
  (let* ((dbdat        (db:get-db dbstruct #f))
	 (db           (db:dbdat-get-db dbdat))
	 (totals       (make-hash-table))
	 (curr         (make-hash-table))
	 (res          '())
	 (runs-info    '()))
    ;; First get all the runname/run-ids
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row
     (lambda (run-id runname)
       (set! runs-info (cons (list run-id runname) runs-info)))
     db
     "SELECT id,runname FROM runs WHERE state != 'deleted';")
    ;; for each run get stats data
    (for-each
     (lambda (run-info)
       ;; get the net state/status counts for this run
       (let* ((run-id   (car  run-info))
	      (run-name (cadr run-info)))
	 (db:with-db
	  dbstruct
	  run-id
	  #f
	  (lambda (db)
	    (sqlite3:for-each-row
	     (lambda (state status count)
	       (let ((netstate (if (equal? state "COMPLETED") status state)))
		 (if (string? netstate)
		     (begin
		       (hash-table-set! totals netstate (+ (hash-table-ref/default totals netstate 0) count))
		       (hash-table-set! curr   netstate (+ (hash-table-ref/default curr   netstate 0) count))))))
	     db
	     "SELECT state,status,count(id) FROM tests AS t GROUP BY state,status ORDER BY state,status DESC;")
	    ;; add the per run counts to res
	    (for-each (lambda (state)
			(set! res (cons (list run-name state (hash-table-ref curr state)) res)))
		      (sort (hash-table-keys curr) string>=))
	    (set! curr (make-hash-table))))))
     runs-info)
    (for-each (lambda (state)
		(set! res (cons (list "Totals" state (hash-table-ref totals state)) res)))
	      (sort (hash-table-keys totals) string>=))
    res))

;; db:get-runs-by-patt
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			";"))
    (debug:print-info 4 "runs:get-runs-by-patt qry=" qry-str " " runnamepatt)
    (db:with-db dbstruct #f #f ;; reads db, does not write to it.
		(lambda (db)
		  (sqlite3:for-each-row
		   (lambda (a . r)
		     (set! res (cons (list->vector (cons a r)) res)))
		   (db:get-db dbstruct #f)
		   qry-str
		   runnamepatt)))
    (vector header res)))

;; use (get-value-by-header (db:get-header runinfo)(db:get-rows runinfo))
(define (db:get-run-info dbstruct run-id)
  ;;(if (hash-table-ref/default *run-info-cache* run-id #f)
  ;;    (hash-table-ref *run-info-cache* run-id)


  (let* ((res       (vector #f #f #f #f))
	 (keys      (db:get-keys dbstruct))
	 (remfields (list "id" "runname" "state" "status" "owner" "event_time"))
	 (header    (append keys remfields))
	 (keystr    (conc (keys->keystr keys) ","
			  (string-intersperse remfields ","))))
    (debug:print-info 11 "db:get-run-info run-id: " run-id " header: " header " keystr: " keystr)

    (sqlite3:for-each-row
     (lambda (a . x)
       (set! res (apply vector a x)))
     (db:get-db dbstruct #f)
     (conc "SELECT " keystr " FROM runs WHERE id=? AND state != 'deleted';")
     run-id)
    (debug:print-info 11 "db:get-run-info run-id: " run-id " header: " header " keystr: " keystr)
    (let ((finalres (vector header res)))
      ;; (hash-table-set! *run-info-cache* run-id finalres)
      finalres)))

(define (db:set-comment-for-run dbstruct run-id comment)
  ;; (db:delay-if-busy)




  (sqlite3:execute (db:get-db dbstruct #f) "UPDATE runs SET comment=? WHERE id=?;" comment ;; (sdb:qry 'getid comment)
		   run-id))

;; does not (obviously!) removed dependent data. But why not!!?
(define (db:delete-run dbstruct run-id)
  ;; First set any related tests to DELETED
  (let ((db (db:get-db dbstruct run-id)))



    ;; (db:delay-if-busy)
    (sqlite3:execute db "UPDATE tests SET state='DELETED',comment='';")
    (sqlite3:execute db "DELETE FROM test_steps;")
    (sqlite3:execute db "DELETE FROM test_data;")

    (sqlite3:execute (db:get-db dbstruct #f) "UPDATE runs SET state='deleted',comment='' WHERE id=?;" run-id)))

(define (db:update-run-event_time dbstruct run-id)
  ;; (db:delay-if-busy)




  (sqlite3:execute (db:get-db dbstruct #f) "UPDATE runs SET event_time=strftime('%s','now') WHERE id=?;" run-id))

(define (db:lock/unlock-run dbstruct run-id lock unlock user)





  (let ((newlockval (if lock "locked"
			(if unlock
			    "unlocked"
			    "locked")))) ;; semi-failsafe
    (sqlite3:execute (db:get-db dbstruct #f) "UPDATE runs SET state=? WHERE id=?;" newlockval run-id)
    ;; (db:delay-if-busy)
    (sqlite3:execute (db:get-db dbstruct #f) "INSERT INTO access_log (user,accessed,args) VALUES(?,strftime('%s','now'),?);"
		     user (conc newlockval " " run-id))
    (debug:print-info 1 "" newlockval " run number " run-id)))

(define (db:set-run-status dbstruct run-id status msg)
  (let ((db (db:get-db dbstruct #f)))


    (if msg
	(sqlite3:execute db "UPDATE runs SET status=?,comment=? WHERE id=?;" status msg run-id)
	(sqlite3:execute db "UPDATE runs SET status=? WHERE id=?;" status run-id))))

(define (db:get-run-status dbstruct run-id)
  (let ((res "n/a"))





    (sqlite3:for-each-row 
     (lambda (status)
       (set! res status))
     (db:get-db dbstruct #f)
     "SELECT status FROM runs WHERE id=?;" 
     run-id)
    res))

;;======================================================================
;; K E Y S
;;======================================================================

;; get key val pairs for a given run-id
;; ( (FIELDNAME1 keyval1) (FIELDNAME2 keyval2) ... )
(define (db:get-key-val-pairs dbstruct run-id)
  (let* ((keys (db:get-keys dbstruct))
	 (res  '()))


    (for-each 
     (lambda (key)
       (let ((qry (conc "SELECT " key " FROM runs WHERE id=?;")))
	 ;; (debug:print 0 "qry: " qry)
	 (sqlite3:for-each-row 
	  (lambda (key-val)
	    (set! res (cons (list key key-val) res)))
	  (db:get-db dbstruct #f) qry run-id)))
     keys)
    (reverse res)))

;; get key vals for a given run-id
(define (db:get-key-vals dbstruct run-id)
  (let* ((keys (db:get-keys dbstruct))
	 (res  '()))


    (for-each 
     (lambda (key)
       (let ((qry (conc "SELECT " key " FROM runs WHERE id=?;")))

	 (sqlite3:for-each-row 
	  (lambda (key-val)
	    (set! res (cons key-val res)))
	  (db:get-db dbstruct #f) qry run-id)))
     keys)
    (let ((final-res (reverse res)))
      (hash-table-set! *keyvals* run-id final-res)
      final-res)))

;; The target is keyval1/keyval2..., cached in *target* as it is used often
(define (db:get-target dbstruct run-id)







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			";"))
    (debug:print-info 4 "runs:get-runs-by-patt qry=" qry-str " " runnamepatt)
    (db:with-db dbstruct #f #f ;; reads db, does not write to it.
		(lambda (db)
		  (sqlite3:for-each-row
		   (lambda (a . r)
		     (set! res (cons (list->vector (cons a r)) res)))
		   db
		   qry-str
		   runnamepatt)))
    (vector header res)))

;; use (get-value-by-header (db:get-header runinfo)(db:get-rows runinfo))
(define (db:get-run-info dbstruct run-id)
  ;;(if (hash-table-ref/default *run-info-cache* run-id #f)
  ;;    (hash-table-ref *run-info-cache* run-id)
  (let* ((dbdat     (db:get-db dbstruct #f))
	 (db        (db:dbdat-get-db dbdat))
	 (res       (vector #f #f #f #f))
	 (keys      (db:get-keys dbstruct))
	 (remfields (list "id" "runname" "state" "status" "owner" "event_time"))
	 (header    (append keys remfields))
	 (keystr    (conc (keys->keystr keys) ","
			  (string-intersperse remfields ","))))
    (debug:print-info 11 "db:get-run-info run-id: " run-id " header: " header " keystr: " keystr)
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row
     (lambda (a . x)
       (set! res (apply vector a x)))
     db 
     (conc "SELECT " keystr " FROM runs WHERE id=? AND state != 'deleted';")
     run-id)
    (debug:print-info 11 "db:get-run-info run-id: " run-id " header: " header " keystr: " keystr)
    (let ((finalres (vector header res)))
      ;; (hash-table-set! *run-info-cache* run-id finalres)
      finalres)))

(define (db:set-comment-for-run dbstruct run-id comment)
  (db:with-db
   dbstruct
   #f
   #f
   (lambda (db)
     (sqlite3:execute db "UPDATE runs SET comment=? WHERE id=?;" comment ;; (sdb:qry 'getid comment)
		      run-id))))

;; does not (obviously!) removed dependent data. But why not!!?
(define (db:delete-run dbstruct run-id)
  ;; First set any related tests to DELETED
  (let* ((rdbdat (db:get-db dbstruct run-id))
	 (rdb    (db:dbdat-get-db rdbdat))
	 (dbdat  (db:get-db dbstruct #f))
	 (db     (db:dbdat-get-db dbdat)))
    (db:delay-if-busy rdbdat)
    (sqlite3:execute rdb "UPDATE tests SET state='DELETED',comment='';")
    (sqlite3:execute rdb "DELETE FROM test_steps;")
    (sqlite3:execute rdb "DELETE FROM test_data;")
    (db:delay-if-busy dbdat)
    (sqlite3:execute db "UPDATE runs SET state='deleted',comment='' WHERE id=?;" run-id)))

(define (db:update-run-event_time dbstruct run-id)
  (db:with-db
   dbstruct
   #f
   #t
   (lambda (db)
     (sqlite3:execute db "UPDATE runs SET event_time=strftime('%s','now') WHERE id=?;" run-id))))

(define (db:lock/unlock-run dbstruct run-id lock unlock user)
  (db:with-db
   dbstruct
   #f
   #t
   (lambda (db)
     (let ((newlockval (if lock "locked"
			   (if unlock
			       "unlocked"
			       "locked")))) ;; semi-failsafe
       (sqlite3:execute db "UPDATE runs SET state=? WHERE id=?;" newlockval run-id)

       (sqlite3:execute db "INSERT INTO access_log (user,accessed,args) VALUES(?,strftime('%s','now'),?);"
			user (conc newlockval " " run-id))
       (debug:print-info 1 "" newlockval " run number " run-id)))))

(define (db:set-run-status dbstruct run-id status msg)
  (let* ((dbdat (db:get-db dbstruct #f))
	 (db    (db:dbdat-get-db dbdat)))
    (db:delay-if-busy dbdat)
    (if msg
	(sqlite3:execute db "UPDATE runs SET status=?,comment=? WHERE id=?;" status msg run-id)
	(sqlite3:execute db "UPDATE runs SET status=? WHERE id=?;" status run-id))))

(define (db:get-run-status dbstruct run-id)
  (let ((res "n/a"))
    (db:with-db
     dbstruct
     #f
     #f
     (lambda (db)
       (sqlite3:for-each-row 
	(lambda (status)
	  (set! res status))
	db
	"SELECT status FROM runs WHERE id=?;" 
	run-id)
       res))))

;;======================================================================
;; K E Y S
;;======================================================================

;; get key val pairs for a given run-id
;; ( (FIELDNAME1 keyval1) (FIELDNAME2 keyval2) ... )
(define (db:get-key-val-pairs dbstruct run-id)
  (let* ((keys (db:get-keys dbstruct))
	 (res  '())
	 (dbdat  (db:get-db dbstruct #f))
	 (db     (db:dbdat-get-db dbdat)))
    (for-each 
     (lambda (key)
       (let ((qry (conc "SELECT " key " FROM runs WHERE id=?;")))
	 (db:delay-if-busy dbdat)
	 (sqlite3:for-each-row 
	  (lambda (key-val)
	    (set! res (cons (list key key-val) res)))
	  db qry run-id)))
     keys)
    (reverse res)))

;; get key vals for a given run-id
(define (db:get-key-vals dbstruct run-id)
  (let* ((keys (db:get-keys dbstruct))
	 (res  '())
	 (dbdat  (db:get-db dbstruct #f))
	 (db     (db:dbdat-get-db dbdat)))
    (for-each 
     (lambda (key)
       (let ((qry (conc "SELECT " key " FROM runs WHERE id=?;")))
	 (db:delay-if-busy dbdat)
	 (sqlite3:for-each-row 
	  (lambda (key-val)
	    (set! res (cons key-val res)))
	  db qry run-id)))
     keys)
    (let ((final-res (reverse res)))
      (hash-table-set! *keyvals* run-id final-res)
      final-res)))

;; The target is keyval1/keyval2..., cached in *target* as it is used often
(define (db:get-target dbstruct run-id)
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;; i.e. these lists define what to NOT show.
;; states and statuses are required to be lists, empty is ok
;; not-in #t = above behaviour, #f = must match
(define (db:get-tests-for-run dbstruct run-id testpatt states statuses offset limit not-in sort-by sort-order qryvals)
  (if (not (number? run-id))
      (begin ;; no need to treat this as an error by default
	(debug:print 4 "WARNING: call to db:get-tests-for-run with bad run-id=" run-id)
	;; (print-call-chain)
	'())
      (let* ((qryvalstr       (case qryvals
				((shortlist) "id,run_id,testname,item_path,state,status")
				((#f)        db:test-record-qry-selector) ;; "id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment")
				(else        qryvals)))
	     (res            '())
	     ;; if states or statuses are null then assume match all when not-in is false







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;; i.e. these lists define what to NOT show.
;; states and statuses are required to be lists, empty is ok
;; not-in #t = above behaviour, #f = must match
(define (db:get-tests-for-run dbstruct run-id testpatt states statuses offset limit not-in sort-by sort-order qryvals)
  (if (not (number? run-id))
      (begin ;; no need to treat this as an error by default
	(debug:print 4 "WARNING: call to db:get-tests-for-run with bad run-id=" run-id)
	;; (print-call-chain (current-error-port))
	'())
      (let* ((qryvalstr       (case qryvals
				((shortlist) "id,run_id,testname,item_path,state,status")
				((#f)        db:test-record-qry-selector) ;; "id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment")
				(else        qryvals)))
	     (res            '())
	     ;; if states or statuses are null then assume match all when not-in is false
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		   db 
		   "SELECT run_id,testname,item_path,state,status FROM tests WHERE id=?;" 
		   test-id)))
    res))

;; get a useful subset of the tests data (used in dashboard
;; use db:mintests-get-{id ,run_id,testname ...}

(define (db:get-tests-for-runs-mindata dbstruct run-ids testpatt states statuses not-in)

  (db:get-tests-for-runs dbstruct run-ids testpatt states statuses not-in: not-in qryvals: "id,run_id,testname,state,status,event_time,item_path"))









(define (db:get-tests-for-runs dbstruct run-ids testpatt states statuses #!key (not-in #f)(qryvals #f))
  ;; (db:delay-if-busy)
  (let ((res '()))
    (for-each 
     (lambda (run-id)
       (set! res (append 
		  res 
		  (db:get-tests-for-run dbstruct run-id testpatt states statuses #f #f not-in #f #f qryvals))))
     (if run-ids
	 run-ids
	 (db:get-all-run-ids dbstruct)))
    res))

;; Convert calling routines to get list of run-ids and loop, do not use the get-tests-for-runs
;;

(define (db:delete-test-records dbstruct run-id test-id)
  (let ((db (db:get-db dbstruct run-id)))

    (db:general-call db 'delete-test-step-records (list test-id))
    ;; (db:delay-if-busy)
    (db:general-call db 'delete-test-data-records (list test-id))
    (sqlite3:execute db "UPDATE tests SET state='DELETED',status='n/a',comment='' WHERE id=?;" test-id)))

(define (db:delete-tests-for-run dbdbstruct run-id)
  (let ((db (db:get-db dbstruct run-id)))
     (sqlite3:execute db "DELETE FROM tests WHERE run_id=?;" run-id)))

(define (db:delete-old-deleted-test-records dbstruct)
  (let ((run-ids  (db:get-all-run-ids dbstruct))
	(targtime (- (current-seconds)(* 30 24 60 60)))) ;; one month in the past
    (for-each
     (lambda (run-id)





       (sqlite3:execute (db:get-db dbstruct run-id) "DELETE FROM tests WHERE state='DELETED' AND event_time<?;" targtime))
     run-ids)))

;; set tests with state currstate and status currstatus to newstate and newstatus
;; use currstate = #f and or currstatus = #f to apply to any state or status respectively
;; WARNING: SQL injection risk. NB// See new but not yet used "faster" version below
;;
		;;  AND NOT (item_path='' AND testname in (SELECT DISTINCT testname FROM tests WHERE testname=? AND item_path != ''));")))
		;;(debug:print 0 "QRY: " qry)
		;; (db:delay-if-busy)

(define (db:set-tests-state-status dbstruct run-id testnames currstate currstatus newstate newstatus)
  (for-each (lambda (testname)
	      (let ((qry (conc "UPDATE tests SET state=?,status=? WHERE "
			       (if currstate  (conc "state='" currstate "' AND ") "")
			       (if currstatus (conc "status='" currstatus "' AND ") "")
			       " run_id=? AND testname LIKE ?;")))





		(sqlite3:execute (db:get-db dbstruct run-id) qry newstate newstatus run-id testname)))
	    testnames))

;; speed up for common cases with a little logic
;; NB// Ultimately this will be deprecated in deference to mt:test-set-state-status-by-id
;;
(define (db:test-set-state-status-by-id dbstruct run-id test-id newstate newstatus newcomment)
  ;; (db:delay-if-busy)
  (let ((db (db:get-db dbstruct run-id)))



    (cond
     ((and newstate newstatus newcomment)
    (sqlite3:execute db "UPDATE tests SET state=?,status=?,comment=? WHERE id=?;" newstate newstatus newcomment ;; (sdb:qry 'getid newcomment)
		     test-id))
     ((and newstate newstatus)
      (sqlite3:execute db "UPDATE tests SET state=?,status=? WHERE id=?;" newstate newstatus test-id))
     (else
      (if newstate   (sqlite3:execute db "UPDATE tests SET state=?   WHERE id=?;" newstate   test-id))
      (if newstatus  (sqlite3:execute db "UPDATE tests SET status=?  WHERE id=?;" newstatus  test-id))
    (if newcomment (sqlite3:execute db "UPDATE tests SET comment=? WHERE id=?;" newcomment ;; (sdb:qry 'getid newcomment)
				    test-id))))
    (mt:process-triggers run-id test-id newstate newstatus)))

;; Never used, but should be?
(define (db:test-set-state-status-by-run-id-testname db run-id test-name item-path status state)
  ;; (db:delay-if-busy)
  (sqlite3:execute db "UPDATE tests SET state=?,status=?,event_time=strftime('%s','now') WHERE run_id=? AND testname=? AND item_path=?;" 
 		   state status run-id test-name item-path))

;; NEW BEHAVIOR: Count tests running in only one run!
;;
(define (db:get-count-tests-running dbstruct run-id)





  (sqlite3:first-result 
   (db:get-db dbstruct run-id)
   ;; WARNING BUG EDIT ME - merged from v1.55 - not sure what is right here ...
   ;; AND run_id NOT IN (SELECT id FROM runs WHERE state='deleted')
   "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND NOT (uname = 'n/a' AND item_path = '');"
   ;; "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND run_id=?;" 
   ))

;; NEW BEHAVIOR: Count tests running in only one run!
;;
(define (db:get-count-tests-actually-running dbstruct run-id)





  (sqlite3:first-result
   (db:get-db dbstruct run-id)
   ;; WARNING BUG EDIT ME - merged from v1.55 - not sure what is right here ...
   ;; "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND run_id NOT IN (SELECT id FROM runs WHERE state='deleted') AND NOT (uname = 'n/a' AND item_path = '');")
   "SELECT count(id) FROM tests WHERE state in ('RUNNING','REMOTEHOSTSTART') AND run_id=?;" 
   run-id)) ;; NOT IN (SELECT id FROM runs WHERE state='deleted');")

;; NEW BEHAVIOR: Look only at single run with run-id
;; 
;; (define (db:get-running-stats dbstruct run-id)
(define (db:get-count-tests-running-for-run-id dbstruct run-id)
  (sqlite3:first-result
   (db:get-db dbstruct run-id)
   "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND run_id=? AND NOT (uname = 'n/a' AND item_path = '');" run-id))

 ;; override states to count with list of strings.
;;
(define (db:get-count-tests-running-for-run-id-blah db run-id states)
  (let ((res 0)
	(sqrystr (conc "SELECT count(id) FROM tests WHERE state in ('"
		       (if states
			   (string-intersperse states "','")
			   "RUNNING','LAUNCHED','REMOTEHOSTSTART")
		       "') AND run_id=? AND NOT (uname = 'n/a' AND item_path = '');")))
    (sqlite3:for-each-row

     (lambda (count)
       (set! res count))  ;; select * from tests where run_id=1 and uname = 'n/a' and item_path='';

     db
     sqrystr run-id)
     ;; "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND run_id=? AND NOT (uname = 'n/a' AND item_path = '');" run-id)
    res))
   
    
(define (db:get-count-tests-running-in-jobgroup dbstruct run-id jobgroup)


  (if (not jobgroup)
      0 ;; 
      (let ((testnames '()))
	;; get the testnames

	(sqlite3:for-each-row
	 (lambda (testname)
	   (set! testnames (cons testname testnames)))
	 (db:get-db dbstruct #f)
	 "SELECT testname FROM test_meta WHERE jobgroup=?"
	 jobgroup)
	;; get the jobcount NB// EXTEND THIS TO OPPERATE OVER ALL RUNS?
	(if (not (null? testnames))





	    (sqlite3:first-result
	     (db:get-db dbstruct run-id)
	     (conc "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND testname in ('"
		   (string-intersperse testnames "','")
		   "') AND NOT (uname = 'n/a' AND item_path='');")) ;; should this include the (uname = 'n/a' ...) ???
	    0))))
             ;; DEBUG FIXME - need to merge this v.155 query correctly   
             ;; AND testname in (SELECT testname FROM test_meta WHERE jobgroup=?)
             ;; AND NOT (uname = 'n/a' AND item_path = '');"

;; done with run when:
;;   0 tests in LAUNCHED, NOT_STARTED, REMOTEHOSTSTART, RUNNING
(define (db:estimated-tests-remaining dbstruct run-id)





  (sqlite3:first-result
   (db:get-db dbstruct run-id) ;; NB// KILLREQ means the jobs is still probably running

   "SELECT count(id) FROM tests WHERE state in ('LAUNCHED','NOT_STARTED','REMOTEHOSTSTART','RUNNING','KILLREQ');"))

;; map run-id, testname item-path to test-id
(define (db:get-test-id dbstruct run-id testname item-path)

  (let* ((db (db:get-db dbstruct run-id)))



    (db:first-result-default
     (db:get-db dbstruct run-id)
     "SELECT id FROM tests WHERE testname=? AND item_path=?;"
     #f ;; the default
     testname item-path)))

;; overload the unused attemptnum field for the process id of the runscript or 
;; ezsteps step script in progress
;;
(define (db:test-set-top-process-pid dbstruct run-id test-id pid)





  (sqlite3:execute (db:get-db dbstruct run-id) "UPDATE tests SET attemptnum=? WHERE id=?;"
		   pid test-id))

(define (db:test-get-top-process-pid dbstruct run-id test-id)







  (sqlite3:first-result (db:get-db dbstruct run-id) "SELECT attemptnum FROM tests WHERE id=?;"

			test-id))

(define db:test-record-fields '("id"           "run_id"        "testname"  "state"      "status"      "event_time"
				"host"         "cpuload"       "diskfree"  "uname"      "rundir"      "item_path"
                                "run_duration" "final_logf"    "comment"   "shortdir"   "attemptnum"))

;; fields *must* be a non-empty list
;;







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		   db 
		   "SELECT run_id,testname,item_path,state,status FROM tests WHERE id=?;" 
		   test-id)))
    res))

;; get a useful subset of the tests data (used in dashboard
;; use db:mintests-get-{id ,run_id,testname ...}
;; 
(define (db:get-tests-for-runs-mindata dbstruct run-ids testpatt states statuses not-in)
  (debug:print 0 "ERROR: BROKN!")
  ;; (db:get-tests-for-runs dbstruct run-ids testpatt states statuses not-in: not-in qryvals: "id,run_id,testname,state,status,event_time,item_path"))
)

;; get a useful subset of the tests data (used in dashboard
;;
(define (db:get-tests-for-run-mindata dbstruct run-id testpatt states statuses not-in)
  (db:get-tests-for-run dbstruct run-id testpatt states statuses #f #f not-in #f #f "id,run_id,testname,state,status,event_time,item_path"))

;; do not use.
;;
(define (db:get-tests-for-runs dbstruct run-ids testpatt states statuses #!key (not-in #f)(qryvals #f))
  ;; (db:delay-if-busy)
  (let ((res '()))
    (for-each 
     (lambda (run-id)
       (set! res (append 
		  res 
		  (db:get-tests-for-run dbstruct run-id testpatt states statuses #f #f not-in #f #f qryvals))))
     (if run-ids
	 run-ids
	 (db:get-all-run-ids dbstruct)))
    res))

;; Convert calling routines to get list of run-ids and loop, do not use the get-tests-for-runs
;;

(define (db:delete-test-records dbstruct run-id test-id)
  (let* ((dbdat (db:get-db dbstruct run-id))
	 (db    (db:dbdat-get-db dbdat)))
    (db:general-call dbdat 'delete-test-step-records (list test-id))
    ;; (db:delay-if-busy)
    (db:general-call dbdat 'delete-test-data-records (list test-id))
    (sqlite3:execute db "UPDATE tests SET state='DELETED',status='n/a',comment='' WHERE id=?;" test-id)))





(define (db:delete-old-deleted-test-records dbstruct)
  (let ((run-ids  (db:get-all-run-ids dbstruct))
	(targtime (- (current-seconds)(* 30 24 60 60)))) ;; one month in the past
    (for-each
     (lambda (run-id)
       (db:with-db
	dbstruct
	run-id
	#t
	(lambda (db)
	  (sqlite3:execute db "DELETE FROM tests WHERE state='DELETED' AND event_time<?;" targtime))))
     run-ids)))

;; set tests with state currstate and status currstatus to newstate and newstatus
;; use currstate = #f and or currstatus = #f to apply to any state or status respectively
;; WARNING: SQL injection risk. NB// See new but not yet used "faster" version below
;;
		;;  AND NOT (item_path='' AND testname in (SELECT DISTINCT testname FROM tests WHERE testname=? AND item_path != ''));")))
		;;(debug:print 0 "QRY: " qry)
		;; (db:delay-if-busy)

(define (db:set-tests-state-status dbstruct run-id testnames currstate currstatus newstate newstatus)
  (for-each (lambda (testname)
	      (let ((qry (conc "UPDATE tests SET state=?,status=? WHERE "
			       (if currstate  (conc "state='" currstate "' AND ") "")
			       (if currstatus (conc "status='" currstatus "' AND ") "")
			       " run_id=? AND testname LIKE ?;")))
		(db:with-db
		 dbstruct
		 run-id
		 #t
		 (lambda (db)
		   (sqlite3:execute db qry newstate newstatus run-id testname)))))
	    testnames))

;; speed up for common cases with a little logic
;; NB// Ultimately this will be deprecated in deference to mt:test-set-state-status-by-id
;;
(define (db:test-set-state-status-by-id dbstruct run-id test-id newstate newstatus newcomment)
  (db:with-db
   dbstruct
   run-id
   #t
   (lambda (db)
     (cond
      ((and newstate newstatus newcomment)
       (sqlite3:execute db "UPDATE tests SET state=?,status=?,comment=? WHERE id=?;" newstate newstatus newcomment ;; (sdb:qry 'getid newcomment)
			test-id))
      ((and newstate newstatus)
       (sqlite3:execute db "UPDATE tests SET state=?,status=? WHERE id=?;" newstate newstatus test-id))
      (else
       (if newstate   (sqlite3:execute db "UPDATE tests SET state=?   WHERE id=?;" newstate   test-id))
       (if newstatus  (sqlite3:execute db "UPDATE tests SET status=?  WHERE id=?;" newstatus  test-id))
       (if newcomment (sqlite3:execute db "UPDATE tests SET comment=? WHERE id=?;" newcomment ;; (sdb:qry 'getid newcomment)
				       test-id))))
     (mt:process-triggers run-id test-id newstate newstatus))))







;; NEW BEHAVIOR: Count tests running in only one run!
;;
(define (db:get-count-tests-running dbstruct run-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (sqlite3:first-result 
      db
      ;; WARNING BUG EDIT ME - merged from v1.55 - not sure what is right here ...
      ;; AND run_id NOT IN (SELECT id FROM runs WHERE state='deleted')
      "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND NOT (uname = 'n/a' AND item_path = '');"
      ;; "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND run_id=?;" 
      ))))

;; NEW BEHAVIOR: Count tests running in only one run!
;;
(define (db:get-count-tests-actually-running dbstruct run-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (sqlite3:first-result
      db
      ;; WARNING BUG EDIT ME - merged from v1.55 - not sure what is right here ...
      ;; "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND run_id NOT IN (SELECT id FROM runs WHERE state='deleted') AND NOT (uname = 'n/a' AND item_path = '');")
      "SELECT count(id) FROM tests WHERE state in ('RUNNING','REMOTEHOSTSTART') AND run_id=?;" 
      run-id)))) ;; NOT IN (SELECT id FROM runs WHERE state='deleted');")

;; NEW BEHAVIOR: Look only at single run with run-id
;; 
;; (define (db:get-running-stats dbstruct run-id)
(define (db:get-count-tests-running-for-run-id dbstruct run-id)
  (db:with-db
   dbstruct

   run-id










   #f
   (lambda (db)

     (sqlite3:first-result
      db

      "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND run_id=? AND NOT (uname = 'n/a' AND item_path = '');" run-id))))



(define (db:get-count-tests-running-in-jobgroup dbstruct run-id jobgroup)
  (let* ((dbdat (db:get-db dbstruct #f))
	 (db    (db:dbdat-get-db dbdat)))
  (if (not jobgroup)
      0 ;; 
      (let ((testnames '()))
	;; get the testnames
	(db:delay-if-busy dbdat)
	(sqlite3:for-each-row
	 (lambda (testname)
	   (set! testnames (cons testname testnames)))
	 db
	 "SELECT testname FROM test_meta WHERE jobgroup=?"
	 jobgroup)
	;; get the jobcount NB// EXTEND THIS TO OPPERATE OVER ALL RUNS?
	(if (not (null? testnames))
	    (db:with-db
	     dbstruct
	     run-id
	     #f
	     (lambda (db)
	       (sqlite3:first-result
		db
		(conc "SELECT count(id) FROM tests WHERE state in ('RUNNING','LAUNCHED','REMOTEHOSTSTART') AND testname in ('"
		      (string-intersperse testnames "','")
		      "') AND NOT (uname = 'n/a' AND item_path='');")) ;; should this include the (uname = 'n/a' ...) ???
	       0)))))))
             ;; DEBUG FIXME - need to merge this v.155 query correctly   
             ;; AND testname in (SELECT testname FROM test_meta WHERE jobgroup=?)
             ;; AND NOT (uname = 'n/a' AND item_path = '');"

;; done with run when:
;;   0 tests in LAUNCHED, NOT_STARTED, REMOTEHOSTSTART, RUNNING
(define (db:estimated-tests-remaining dbstruct run-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (sqlite3:first-result

      db
      "SELECT count(id) FROM tests WHERE state in ('LAUNCHED','NOT_STARTED','REMOTEHOSTSTART','RUNNING','KILLREQ');"))))

;; map run-id, testname item-path to test-id
(define (db:get-test-id dbstruct run-id testname item-path)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (db:first-result-default
      db
      "SELECT id FROM tests WHERE testname=? AND item_path=?;"
      #f ;; the default
      testname item-path))))

;; overload the unused attemptnum field for the process id of the runscript or 
;; ezsteps step script in progress
;;
(define (db:test-set-top-process-pid dbstruct run-id test-id pid)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (sqlite3:execute db "UPDATE tests SET attemptnum=? WHERE id=?;"
		      pid test-id))))

(define (db:test-get-top-process-pid dbstruct run-id test-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (db:first-result-default 
      db
      "SELECT attemptnum FROM tests WHERE id=?;"
      #f
      test-id))))

(define db:test-record-fields '("id"           "run_id"        "testname"  "state"      "status"      "event_time"
				"host"         "cpuload"       "diskfree"  "uname"      "rundir"      "item_path"
                                "run_duration" "final_logf"    "comment"   "shortdir"   "attemptnum"))

;; fields *must* be a non-empty list
;;
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(define db:test-record-qry-selector (string-intersperse db:test-record-fields ","))


;; NOTE: Use db:test-get* to access records
;; NOTE: This needs rundir decoding? Decide, decode here or where used? For the moment decode where used.
(define (db:get-all-tests-info-by-run-id dbstruct run-id)

  (let ((db (db:get-db dbstruct run-id))


	(res '()))

    (sqlite3:for-each-row
     (lambda (id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment shortdir attemptnum)
       ;;                 0    1       2      3      4        5       6      7        8     9     10      11          12          13       14     15
       (set! res (cons (vector id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment shortdir attemptnum)
		       res)))
     (db:get-db dbstruct run-id)
     (conc "SELECT " db:test-record-qry-selector " FROM tests WHERE state != 'DELETED' AND run_id=?;")
     run-id)
    res))

(define (db:replace-test-records dbstruct run-id testrecs)
  (db:with-db dbstruct run-id #t 
	      (lambda (db)







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(define db:test-record-qry-selector (string-intersperse db:test-record-fields ","))


;; NOTE: Use db:test-get* to access records
;; NOTE: This needs rundir decoding? Decide, decode here or where used? For the moment decode where used.
(define (db:get-all-tests-info-by-run-id dbstruct run-id)
  (let* ((dbdat (if (vector? dbstruct)
		    (db:get-db dbstruct run-id)
		    dbstruct)) ;; still settling on when to use dbstruct or dbdat
	 (db    (db:dbdat-get-db dbdat))
	 (res '()))
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row
     (lambda (id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment shortdir attemptnum)
       ;;                 0    1       2      3      4        5       6      7        8     9     10      11          12          13       14     15
       (set! res (cons (vector id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment shortdir attemptnum)
		       res)))
     db
     (conc "SELECT " db:test-record-qry-selector " FROM tests WHERE state != 'DELETED' AND run_id=?;")
     run-id)
    res))

(define (db:replace-test-records dbstruct run-id testrecs)
  (db:with-db dbstruct run-id #t 
	      (lambda (db)
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  (if (>= test-id min-test-id)
      test-id
      (let loop ((new-id min-test-id))
	(let ((test-id-found #f))
	  (sqlite3:for-each-row 
	   (lambda (id)
	     (set! test-id-found id))
	   mtdb
	   "SELECT id FROM tests WHERE id=?;"
	   new-id)
	  ;; if test-id-found then need to try again
	  (if test-id-found
	      (loop (+ new-id 1))
	      (begin
		(debug:print-info 0 "New test id " new-id " selected for test with id " test-id)
		(sqlite3:execute mtdb "UPDATE tests SET id=? WHERE id=?;" new-id test-id)))))))

;; move test ids into the 30k * run_id range
;;
(define (db:prep-megatest.db-adj-test-ids mtdb run-id testrecs)
  (debug:print-info 0 "Adjusting test ids in megatest.db for run " run-id)
  (let ((min-test-id (* run-id 30000)))
    (for-each 
     (lambda (testrec)
       (let* ((test-id (vector-ref testrec (db:field->number "id" db:test-record-fields))))
	 (db:adj-test-id mtdb min-test-id test-id)))
     testrecs)))
	
;; 1. move test ids into the 30k * run_id range
;; 2. move step ids into the 30k * run_id range
;;
(define (db:prep-megatest.db-for-migration mtdb)
  (let* ((run-ids (db:get-all-run-ids mtdb)))
    (for-each 
     (lambda (run-id)
       (let ((testrecs (db:get-all-tests-info-by-run-id mtdb run-id)))
	 (db:prep-megatest.db-adj-test-ids mtdb run-id testrecs)))
     run-ids)))

;; Get test data using test_id
(define (db:get-test-info-by-id dbstruct run-id test-id)

  (let ((db (db:get-db dbstruct run-id))



	(res #f))
    (sqlite3:for-each-row ;; attemptnum added to hold pid of top process (not Megatest) controlling a test
     (lambda (id run-id testname state status event-time host cpuload diskfree uname rundir-id item-path run_duration final-logf-id comment short-dir-id attemptnum)
	   ;;             0    1       2      3      4        5       6      7        8     9     10      11          12          13           14         15          16
       (set! res (vector id run-id testname state status event-time host cpuload diskfree uname rundir-id item-path run_duration final-logf-id comment short-dir-id attemptnum)))
     (db:get-db dbstruct run-id)
     (conc "SELECT " db:test-record-qry-selector " FROM tests WHERE id=?;")
	 test-id)
    res))

;; Use db:test-get* to access
;; Get test data using test_ids. NB// Only works within a single run!!
;;
(define (db:get-test-info-by-ids dbstruct run-id test-ids)

  (let ((db (db:get-db dbstruct run-id))



	(res '()))
    (sqlite3:for-each-row
     (lambda (id run-id testname state status event-time host cpuload diskfree uname rundir-id item-path run_duration final-logf-id comment short-dir-id)
	   ;;                 0    1       2      3      4        5       6      7        8     9     10      11          12          13       14
       (set! res (cons (vector id run-id testname state status event-time host cpuload diskfree uname rundir-id item-path run_duration final-logf-id comment short-dir-id)
			   res)))
     (db:get-db dbstruct run-id) 
     (conc "SELECT " db:test-record-qry-selector " FROM tests WHERE id in ("
	       (string-intersperse (map conc test-ids) ",") ");"))
    res))

(define (db:get-test-info dbstruct run-id testname item-path)

  (let ((db (db:get-db dbstruct run-id))



	(res #f))
    (sqlite3:for-each-row
     (lambda (a . b)
       (set! res (apply vector a b)))
     (db:get-db dbstruct run-id)
     (conc "SELECT " db:test-record-qry-selector " FROM tests WHERE testname=? AND item_path=?;")
     test-name item-path)
    res))

(define (db:test-get-rundir-from-test-id dbstruct run-id test-id)





  (db:first-result-default
   (db:get-db dbstruct run-id)
   "SELECT rundir FROM tests WHERE id=?;"
   #f ;; default result
   test-id))

;;======================================================================
;; S T E P S
;;======================================================================

(define (db:teststep-set-status! dbstruct run-id test-id teststep-name state-in status-in comment logfile)

  (let ((db (db:get-db dbstruct run-id)))



    (sqlite3:execute 
     db
     "INSERT OR REPLACE into test_steps (test_id,stepname,state,status,event_time,comment,logfile) VALUES(?,?,?,?,?,?,?);"
     test-id teststep-name state-in status-in (current-seconds)
     ;; (sdb:qry 'getid 
     (if comment comment "") ;; )
     ;; (sdb:qry 'getid  
     (if logfile logfile "")))) ;; )
   
;; db-get-test-steps-for-run
(define (db:get-steps-for-test dbstruct run-id test-id)

  (let* ((db (db:get-db dbstruct run-id))



	 (res '()))
    (sqlite3:for-each-row 
     (lambda (id test-id stepname state status event-time logfile)
       (set! res (cons (vector id test-id stepname state status event-time (if (string? logfile) logfile "")) res)))
     db
     "SELECT id,test_id,stepname,state,status,event_time,logfile FROM test_steps WHERE status != 'DELETED' AND test_id=? ORDER BY id ASC;" ;; event_time DESC,id ASC;
     test-id)
    (reverse res)))

(define (db:get-steps-data dbstruct run-id test-id)

  (let ((db  (db:get-db dbstruct run-id))



	(res '()))
    (sqlite3:for-each-row 
     (lambda (id test-id stepname state status event-time logfile)
       (set! res (cons (vector id test-id stepname state status event-time (if (string? logfile) logfile "")) res)))
     db
     "SELECT id,test_id,stepname,state,status,event_time,logfile FROM test_steps WHERE status != 'DELETED' AND test_id=? ORDER BY id ASC;" ;; event_time DESC,id ASC;
     test-id)
    (reverse res)))

;;======================================================================
;; T E S T  D A T A 
;;======================================================================

;; WARNING: Do NOT call this for the parent test on an iterated test
;; Roll up test_data pass/fail results
;; look at the test_data status field, 
;;    if all are pass (any case) and the test status is PASS or NULL or '' then set test status to PASS.
;;    if one or more are fail (any case) then set test status to PASS, non "pass" or "fail" are ignored
(define (db:test-data-rollup dbstruct run-id test-id status)
  (let ((db        (db:get-db dbstruct run-id))

	(fail-count 0)
	(pass-count 0))

    (sqlite3:for-each-row
     (lambda (fcount pcount)
       (set! fail-count fcount)
       (set! pass-count pcount))
     db 
     "SELECT (SELECT count(id) FROM test_data WHERE test_id=? AND status like 'fail') AS fail_count,
             (SELECT count(id) FROM test_data WHERE test_id=? AND status like 'pass') AS pass_count;"
     test-id test-id)
    ;; Now rollup the counts to the central megatest.db
    (db:general-call db 'pass-fail-counts (list pass-count fail-count test-id))
    ;; if the test is not FAIL then set status based on the fail and pass counts.
    (db:general-call db 'test_data-pf-rollup (list test-id test-id test-id test-id))))

(define (db:csv->test-data dbstruct run-id test-id csvdata)
  (debug:print 4 "test-id " test-id ", csvdata: " csvdata)
  (let ((db (db:get-db dbstruct run-id))

	(csvlist (csv->list (make-csv-reader
			     (open-input-string csvdata)
			     '((strip-leading-whitespace? #t)
			       (strip-trailing-whitespace? #t)) )))) ;; (csv->list csvdata)))
    (for-each 
     (lambda (csvrow)
       (let* ((padded-row  (take (append csvrow (list #f #f #f #f #f #f #f #f #f)) 9))
	      (category    (list-ref padded-row 0))
	      (variable    (list-ref padded-row 1))
	      (value       (any->number-if-possible (list-ref padded-row 2)))
	      (expected    (any->number-if-possible (list-ref padded-row 3)))







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  (if (>= test-id min-test-id)
      test-id
      (let loop ((new-id min-test-id))
	(let ((test-id-found #f))
	  (sqlite3:for-each-row 
	   (lambda (id)
	     (set! test-id-found id))
	   (db:dbdat-get-db mtdb)
	   "SELECT id FROM tests WHERE id=?;"
	   new-id)
	  ;; if test-id-found then need to try again
	  (if test-id-found
	      (loop (+ new-id 1))
	      (begin
		(debug:print-info 0 "New test id " new-id " selected for test with id " test-id)
		(sqlite3:execute mtdb "UPDATE tests SET id=? WHERE id=?;" new-id test-id)))))))

;; move test ids into the 30k * run_id range
;;
(define (db:prep-megatest.db-adj-test-ids mtdb run-id testrecs)
  (debug:print-info 0 "Adjusting test ids in megatest.db for run " run-id)
  (let ((min-test-id (* run-id 30000)))
    (for-each 
     (lambda (testrec)
       (let* ((test-id (vector-ref testrec (db:field->number "id" db:test-record-fields))))
	 (db:adj-test-id (db:dbdat-get-db mtdb) min-test-id test-id)))
     testrecs)))
	
;; 1. move test ids into the 30k * run_id range
;; 2. move step ids into the 30k * run_id range
;;
(define (db:prep-megatest.db-for-migration mtdb)
  (let* ((run-ids (db:get-all-run-ids mtdb)))
    (for-each 
     (lambda (run-id)
       (let ((testrecs (db:get-all-tests-info-by-run-id mtdb run-id)))
	 (db:prep-megatest.db-adj-test-ids (db:dbdat-get-db mtdb) run-id testrecs)))
     run-ids)))

;; Get test data using test_id
(define (db:get-test-info-by-id dbstruct run-id test-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (let ((res #f))
       (sqlite3:for-each-row ;; attemptnum added to hold pid of top process (not Megatest) controlling a test
	(lambda (id run-id testname state status event-time host cpuload diskfree uname rundir-id item-path run_duration final-logf-id comment short-dir-id attemptnum)
	  ;;             0    1       2      3      4        5       6      7        8     9     10      11          12          13           14         15          16
	  (set! res (vector id run-id testname state status event-time host cpuload diskfree uname rundir-id item-path run_duration final-logf-id comment short-dir-id attemptnum)))
	db
	(conc "SELECT " db:test-record-qry-selector " FROM tests WHERE id=?;")
	test-id)
       res))))

;; Use db:test-get* to access
;; Get test data using test_ids. NB// Only works within a single run!!
;;
(define (db:get-test-info-by-ids dbstruct run-id test-ids)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (let ((res '()))
       (sqlite3:for-each-row
	(lambda (a . b)
	  ;;                 0    1       2      3      4        5       6      7        8     9     10      11          12          13       14
	  (set! res (cons (apply vector a b) res)))

	db
	(conc "SELECT " db:test-record-qry-selector " FROM tests WHERE id in ("
	      (string-intersperse (map conc test-ids) ",") ");"))
       res))))

(define (db:get-test-info dbstruct run-id testname item-path)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (let ((res #f))
       (sqlite3:for-each-row
	(lambda (a . b)
	  (set! res (apply vector a b)))
	db
	(conc "SELECT " db:test-record-qry-selector " FROM tests WHERE testname=? AND item_path=?;")
	test-name item-path)
       res))))

(define (db:test-get-rundir-from-test-id dbstruct run-id test-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (db:first-result-default
      db
      "SELECT rundir FROM tests WHERE id=?;"
      #f ;; default result
      test-id))))

;;======================================================================
;; S T E P S
;;======================================================================

(define (db:teststep-set-status! dbstruct run-id test-id teststep-name state-in status-in comment logfile)
  (db:with-db
   dbstruct
   run-id
   #t
   (lambda (db)
     (sqlite3:execute 
      db
      "INSERT OR REPLACE into test_steps (test_id,stepname,state,status,event_time,comment,logfile) VALUES(?,?,?,?,?,?,?);"
      test-id teststep-name state-in status-in (current-seconds)

      (if comment comment "")

      (if logfile logfile "")))))
   
;; db-get-test-steps-for-run
(define (db:get-steps-for-test dbstruct run-id test-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (let* ((res '()))
       (sqlite3:for-each-row 
	(lambda (id test-id stepname state status event-time logfile)
	  (set! res (cons (vector id test-id stepname state status event-time (if (string? logfile) logfile "")) res)))
	db
	"SELECT id,test_id,stepname,state,status,event_time,logfile FROM test_steps WHERE status != 'DELETED' AND test_id=? ORDER BY id ASC;" ;; event_time DESC,id ASC;
	test-id)
       (reverse res)))))

(define (db:get-steps-data dbstruct run-id test-id)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (let ((res '()))
       (sqlite3:for-each-row 
	(lambda (id test-id stepname state status event-time logfile)
	  (set! res (cons (vector id test-id stepname state status event-time (if (string? logfile) logfile "")) res)))
	db
	"SELECT id,test_id,stepname,state,status,event_time,logfile FROM test_steps WHERE status != 'DELETED' AND test_id=? ORDER BY id ASC;" ;; event_time DESC,id ASC;
	test-id)
       (reverse res)))))

;;======================================================================
;; T E S T  D A T A 
;;======================================================================

;; WARNING: Do NOT call this for the parent test on an iterated test
;; Roll up test_data pass/fail results
;; look at the test_data status field, 
;;    if all are pass (any case) and the test status is PASS or NULL or '' then set test status to PASS.
;;    if one or more are fail (any case) then set test status to PASS, non "pass" or "fail" are ignored
(define (db:test-data-rollup dbstruct run-id test-id status)
  (let* ((dbdat      (db:get-db dbstruct run-id))
	 (db         (db:dbdat-get-db dbdat))
	 (fail-count 0)
	 (pass-count 0))
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row
     (lambda (fcount pcount)
       (set! fail-count fcount)
       (set! pass-count pcount))
     db 
     "SELECT (SELECT count(id) FROM test_data WHERE test_id=? AND status like 'fail') AS fail_count,
             (SELECT count(id) FROM test_data WHERE test_id=? AND status like 'pass') AS pass_count;"
     test-id test-id)
    ;; Now rollup the counts to the central megatest.db
    (db:general-call dbdat 'pass-fail-counts (list pass-count fail-count test-id))
    ;; if the test is not FAIL then set status based on the fail and pass counts.
    (db:general-call dbdat 'test_data-pf-rollup (list test-id test-id test-id test-id))))

(define (db:csv->test-data dbstruct run-id test-id csvdata)
  (debug:print 4 "test-id " test-id ", csvdata: " csvdata)
  (let* ((dbdat   (db:get-db dbstruct run-id))
	 (db      (db:dbdat-get-db dbdat))
	 (csvlist (csv->list (make-csv-reader
			      (open-input-string csvdata)
			      '((strip-leading-whitespace? #t)
				(strip-trailing-whitespace? #t)))))) ;; (csv->list csvdata)))
    (for-each 
     (lambda (csvrow)
       (let* ((padded-row  (take (append csvrow (list #f #f #f #f #f #f #f #f #f)) 9))
	      (category    (list-ref padded-row 0))
	      (variable    (list-ref padded-row 1))
	      (value       (any->number-if-possible (list-ref padded-row 2)))
	      (expected    (any->number-if-possible (list-ref padded-row 3)))
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			 ((>)  (if (>  value expected) "pass" "fail"))
			 ((<)  (if (<  value expected) "pass" "fail"))
			 ((>=) (if (>= value expected) "pass" "fail"))
			 ((<=) (if (<= value expected) "pass" "fail"))
			 (else (conc "ERROR: bad tol comparator " tol))))))
	 (debug:print 4 "AFTER2: category: " category " variable: " variable " value: " value 
		      ", expected: " expected " tol: " tol " units: " units " status: " status " comment: " comment)

	 (sqlite3:execute db "INSERT OR REPLACE INTO test_data (test_id,category,variable,value,expected,tol,units,comment,status,type) VALUES (?,?,?,?,?,?,?,?,?,?);"
			  test-id category variable value expected tol units (if comment comment "") status type)))
     csvlist)))

;;======================================================================
;; Misc. test related queries
;;======================================================================

(define (db:get-run-ids-matching-target dbstruct keynames target res runname testpatt statepatt statuspatt)


  (let* ((row-ids '())
	 (keystr (string-intersperse 
		  (map (lambda (key val)
			 (conc key " like '" val "'"))
		       keynames 
		       (string-split target "/"))
		  " AND "))
	 ;; (testqry (tests:match->sqlqry testpatt))
	 (runsqry (sqlite3:prepare (db:get-db dbstruct #f)(conc "SELECT id FROM runs WHERE " keystr " AND runname LIKE '" runname "';"))))
    ;; (debug:print 8 "db:test-get-paths-matching-keynames-target-new\n  runsqry=" runsqry "\n  tstsqry=" testqry)
    (sqlite3:for-each-row
     (lambda (rid)
       (set! row-ids (cons rid row-ids)))
     runsqry)
    (sqlite3:finalize! runsqry)
    row-ids))

(define (db:test-get-paths-matching-keynames-target-new dbstruct run-id keynames target res testpatt statepatt statuspatt runname)
  (let* ((testqry (tests:match->sqlqry testpatt))
	 (tstsqry (conc "SELECT rundir FROM tests WHERE " testqry " AND state LIKE '" statepatt "' AND status LIKE '" statuspatt "' ORDER BY event_time ASC;")))





    (sqlite3:for-each-row 
     (lambda (p)
       (set! res (cons p res)))
     (db:get-db dbstruct run-id)
     tstsqry)
    res))

(define (db:test-toplevel-num-items dbstruct run-id testname)





  (let ((res 0))
    (sqlite3:for-each-row
     (lambda (num-items)
       (set! res num-items))
     (db:get-db dbstruct run-id)
     "SELECT count(id) FROM tests WHERE run_id=? AND testname=? AND item_path != '' AND state NOT IN ('DELETED');"
     run-id
     testname)
    res))

;;======================================================================
;; QUEUE UP META, TEST STATUS AND STEPS REMOTE ACCESS
;;======================================================================

;; NOTE: Can remove the regex and base64 encoding for zmq
(define (db:obj->string obj)







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			 ((>)  (if (>  value expected) "pass" "fail"))
			 ((<)  (if (<  value expected) "pass" "fail"))
			 ((>=) (if (>= value expected) "pass" "fail"))
			 ((<=) (if (<= value expected) "pass" "fail"))
			 (else (conc "ERROR: bad tol comparator " tol))))))
	 (debug:print 4 "AFTER2: category: " category " variable: " variable " value: " value 
		      ", expected: " expected " tol: " tol " units: " units " status: " status " comment: " comment)
	 (db:delay-if-busy dbdat)
	 (sqlite3:execute db "INSERT OR REPLACE INTO test_data (test_id,category,variable,value,expected,tol,units,comment,status,type) VALUES (?,?,?,?,?,?,?,?,?,?);"
			  test-id category variable value expected tol units (if comment comment "") status type)))
     csvlist)))

;;======================================================================
;; Misc. test related queries
;;======================================================================

(define (db:get-run-ids-matching-target dbstruct keynames target res runname testpatt statepatt statuspatt)
  (let* ((dbdat    (db:get-db dbstruct #f))
	 (db       (db:dbdat-get-db dbdat))
	 (row-ids '())
	 (keystr (string-intersperse 
		  (map (lambda (key val)
			 (conc key " like '" val "'"))
		       keynames 
		       (string-split target "/"))
		  " AND "))
	 ;; (testqry (tests:match->sqlqry testpatt))
	 (runsqry (sqlite3:prepare db (conc "SELECT id FROM runs WHERE " keystr " AND runname LIKE '" runname "';"))))
    ;; (debug:print 8 "db:test-get-paths-matching-keynames-target-new\n  runsqry=" runsqry "\n  tstsqry=" testqry)
    (sqlite3:for-each-row
     (lambda (rid)
       (set! row-ids (cons rid row-ids)))
     runsqry)
    (sqlite3:finalize! runsqry)
    row-ids))

(define (db:test-get-paths-matching-keynames-target-new dbstruct run-id keynames target res testpatt statepatt statuspatt runname)
  (let* ((testqry (tests:match->sqlqry testpatt))
	 (tstsqry (conc "SELECT rundir FROM tests WHERE " testqry " AND state LIKE '" statepatt "' AND status LIKE '" statuspatt "' ORDER BY event_time ASC;")))
    (db:with-db
     dbstruct
     run-id
     #f
     (lambda (db)
       (sqlite3:for-each-row 
	(lambda (p)
	  (set! res (cons p res)))
	db
	tstsqry)
       res))))

(define (db:test-toplevel-num-items dbstruct run-id testname)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (let ((res 0))
       (sqlite3:for-each-row
	(lambda (num-items)
	  (set! res num-items))
	db
	"SELECT count(id) FROM tests WHERE run_id=? AND testname=? AND item_path != '' AND state NOT IN ('DELETED');"
	run-id
	testname)
       res))))

;;======================================================================
;; QUEUE UP META, TEST STATUS AND STEPS REMOTE ACCESS
;;======================================================================

;; NOTE: Can remove the regex and base64 encoding for zmq
(define (db:obj->string obj)
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     (if (string? msg)
	 (with-input-from-string 
	     (z3:decode-buffer
	      (base64:base64-decode
	       (string-substitute 
		(regexp "_") "=" msg #t)))
	   (lambda ()(deserialize)))


	 (vector #f #f #f))) ;; crude reply for when things go awry
    ((zmq)(with-input-from-string msg (lambda ()(deserialize))))
    (else msg)))

(define (db:test-set-status-state dbstruct run-id test-id status state msg)
  (let ((db  (db:get-db dbstruct run-id)))
  (if (member state '("LAUNCHED" "REMOTEHOSTSTART"))
      (db:general-call db 'set-test-start-time (list test-id)))
  (if msg
      (db:general-call db 'state-status-msg (list state status msg test-id))
	(db:general-call db 'state-status     (list state status test-id)))))

(define (db:roll-up-pass-fail-counts dbstruct run-id test-name item-path status)
  (if (and (not (equal? item-path ""))
	   (member status '("PASS" "WARN" "FAIL" "WAIVED" "RUNNING" "CHECK" "SKIP" "LAUNCHED")))
      (let ((db (db:get-db dbstruct run-id)))
	(db:general-call db 'update-pass-fail-counts (list test-name test-name test-name))
	(if (equal? status "RUNNING")
	    (db:general-call db 'top-test-set-running (list test-name))
	    (if (equal? status "LAUNCHED")
		(db:general-call db 'top-test-set (list "LAUNCHED" test-name))
		(db:general-call db 'top-test-set-per-pf-counts (list test-name run-id test-name test-name test-name))))
	#f)
      #f))

(define (db:tests-register-test dbstruct run-id test-name item-path)





  (sqlite3:execute (db:get-db dbstruct run-id) 'register-test run-id test-name item-path))
;;        (let ((sleep-time (random 20))
;; 	     (err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
;; 	 (case err-status
;; 	   ((busy)(thread-sleep! 4))
;; 	   (else
;; 	    (debug:print 0 "WARNING: possible problem with call to cdb:remote-run, database may be read-only and locked, waiting and trying again ...")
;; 	    (thread-sleep! sleep-time)))

(define (db:test-get-logfile-info dbstruct run-id test-name)





  (let ((res #f))
    (sqlite3:for-each-row 
     (lambda (path final_logf)
       ;; (let ((path       (sdb:qry 'getstr path-id))
       ;;       (final_logf (sdb:qry 'getstr final_logf-id)))
       (set! logf final_logf)
       (set! res (list path final_logf))
       (if (directory? path)
	   (debug:print 2 "Found path: " path)
	   (debug:print 2 "No such path: " path))) ;; )
    (db:get-db dbstruct run-id)
     "SELECT rundir,final_logf FROM tests WHERE testname=? AND item_path='';"
     test-name)
    res))

;;======================================================================
;; A G R E G A T E D   T R A N S A C T I O N   D B   W R I T E S 
;;======================================================================

(define db:queries 
  (list '(update-run-duration     "UPDATE tests SET run_duration=? WHERE id=?;")







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     (if (string? msg)
	 (with-input-from-string 
	     (z3:decode-buffer
	      (base64:base64-decode
	       (string-substitute 
		(regexp "_") "=" msg #t)))
	   (lambda ()(deserialize)))
	 (begin
	   (debug:print 0 "ERROR: reception failed. Received " msg " but cannot translate it.")
	   #f))) ;; crude reply for when things go awry
    ((zmq)(with-input-from-string msg (lambda ()(deserialize))))
    (else msg)))

(define (db:test-set-status-state dbstruct run-id test-id status state msg)
  (let ((dbdat  (db:get-db dbstruct run-id)))
    (if (member state '("LAUNCHED" "REMOTEHOSTSTART"))
	(db:general-call dbdat 'set-test-start-time (list test-id)))
    (if msg
	(db:general-call dbdat 'state-status-msg (list state status msg test-id))
	(db:general-call dbdat 'state-status     (list state status test-id)))))

(define (db:roll-up-pass-fail-counts dbstruct run-id test-name item-path status)
  (if (and (not (equal? item-path ""))
	   (member status '("PASS" "WARN" "FAIL" "WAIVED" "RUNNING" "CHECK" "SKIP" "LAUNCHED")))
      (let ((dbdat (db:get-db dbstruct run-id)))
	(db:general-call dbdat 'update-pass-fail-counts (list test-name test-name test-name))
	(if (equal? status "RUNNING")
	    (db:general-call dbdat 'top-test-set-running (list test-name))
	    (if (equal? status "LAUNCHED")
		(db:general-call dbdat 'top-test-set (list "LAUNCHED" test-name))
		(db:general-call dbdat 'top-test-set-per-pf-counts (list test-name run-id test-name test-name test-name))))
	#f)
      #f))

(define (db:tests-register-test dbstruct run-id test-name item-path)
  (db:with-db
   dbstruct
   run-id
   #t
   (lambda (db)
     (sqlite3:execute db 'register-test run-id test-name item-path))))








(define (db:test-get-logfile-info dbstruct run-id test-name)
  (db:with-db
   dbstruct
   run-id
   #f
   (lambda (db)
     (let ((res #f))
       (sqlite3:for-each-row 
	(lambda (path final_logf)
	  ;; (let ((path       (sdb:qry 'getstr path-id))
	  ;;       (final_logf (sdb:qry 'getstr final_logf-id)))
	  (set! logf final_logf)
	  (set! res (list path final_logf))
	  (if (directory? path)
	      (debug:print 2 "Found path: " path)
	      (debug:print 2 "No such path: " path))) ;; )
	db
	"SELECT rundir,final_logf FROM tests WHERE testname=? AND item_path='';"
	test-name)
       res))))

;;======================================================================
;; A G R E G A T E D   T R A N S A C T I O N   D B   W R I T E S 
;;======================================================================

(define db:queries 
  (list '(update-run-duration     "UPDATE tests SET run_duration=? WHERE id=?;")
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    (list #f "Login failed due to mismatch run-id: " run-id ", " *run-id*))
   ((not (equal? megatest-version calling-version))
    (list #f "Login failed due to mismatch megatest version: " calling-version ", " megatest-version))
   (else
    (hash-table-set! *logged-in-clients* client-signature (current-seconds))
    '(#t "successful login"))))

(define (db:general-call db stmtname params)
  (let ((query (let ((q (alist-ref (if (string? stmtname)
				       (string->symbol stmtname)
				       stmtname)
				   db:queries)))
 		 (if q (car q) #f))))

    (apply sqlite3:execute db query params)
    #t))

;; get the previous records for when these tests were run where all keys match but runname
;; NB// Merge this with test:get-previous-test-run-records? This one looks for all matching tests
;; can use wildcards. Also can likely be factored in with get test paths?
;;
;; Run this remotely!!
;;
(define (db:get-matching-previous-test-run-records dbstruct run-id test-name item-path)
  (let* ((db      (db:get-db dbstruct #f))

	 (keys    (db:get-keys db))
	 (selstr  (string-intersperse (map (lambda (x)(vector-ref x 0)) keys) ","))
	 (qrystr  (string-intersperse (map (lambda (x)(conc (vector-ref x 0) "=?")) keys) " AND "))
	 (keyvals #f)
	 (tests-hash (make-hash-table)))
    ;; first look up the key values from the run selected by run-id

    (sqlite3:for-each-row 
     (lambda (a . b)
       (set! keyvals (cons a b)))
     db
     (conc "SELECT " selstr " FROM runs WHERE id=? ORDER BY event_time DESC;") run-id)
    (if (not keyvals)
	'()







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    (list #f "Login failed due to mismatch run-id: " run-id ", " *run-id*))
   ((not (equal? megatest-version calling-version))
    (list #f "Login failed due to mismatch megatest version: " calling-version ", " megatest-version))
   (else
    (hash-table-set! *logged-in-clients* client-signature (current-seconds))
    '(#t "successful login"))))

(define (db:general-call dbdat stmtname params)
  (let ((query (let ((q (alist-ref (if (string? stmtname)
				       (string->symbol stmtname)
				       stmtname)
				   db:queries)))
 		 (if q (car q) #f))))
    (db:delay-if-busy dbdat)
    (apply sqlite3:execute (db:dbdat-get-db dbdat) query params)
    #t)) ;; BUG or Sillyness, why do I return #t instead of the query result?

;; get the previous records for when these tests were run where all keys match but runname
;; NB// Merge this with test:get-previous-test-run-records? This one looks for all matching tests
;; can use wildcards. Also can likely be factored in with get test paths?
;;
;; Run this remotely!!
;;
(define (db:get-matching-previous-test-run-records dbstruct run-id test-name item-path)
  (let* ((dbdat   (db:get-db dbstruct #f))
	 (db      (db:dbdat-get-db dbdat))
	 (keys    (db:get-keys db))
	 (selstr  (string-intersperse (map (lambda (x)(vector-ref x 0)) keys) ","))
	 (qrystr  (string-intersperse (map (lambda (x)(conc (vector-ref x 0) "=?")) keys) " AND "))
	 (keyvals #f)
	 (tests-hash (make-hash-table)))
    ;; first look up the key values from the run selected by run-id
    (db:delay-if-busy dbdat)
    (sqlite3:for-each-row 
     (lambda (a . b)
       (set! keyvals (cons a b)))
     db
     (conc "SELECT " selstr " FROM runs WHERE id=? ORDER BY event_time DESC;") run-id)
    (if (not keyvals)
	'()
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				    (> (db:test-get-event_time testdat)(db:test-get-event_time stored-test))))
			   ;; this test is younger, store it in the hash
			   (hash-table-set! tests-hash full-testname testdat))))
		   results)
		  (if (null? tal)
		      (map cdr (hash-table->alist tests-hash)) ;; return a list of the most recent tests
		      (loop (car tal)(cdr tal))))))))))
;; 			   (let* ((remtries 10)
;; 				  (proc     #f))
;; 			     (set! proc (lambda (remtries)

;; 					  (if (> remtries 0)



;; 					      (handle-exceptions
;; 					       exn
;; 					       (let ((sleep-time (random 30))
;; 						     (err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
;; 						 (case err-status
;; 						   ((busy)
;; 						    (thread-sleep! sleep-time)
;; 						    (proc 10)) ;; we never give up on busy
;; 						   (else
;; 						    (debug:print 0 "EXCEPTION: database probably overloaded or unreadable.")
;; 						    (debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
;; 						    (debug:print 0 " status:  " ((condition-property-accessor 'sqlite3 'status)  exn))
;; 						    (print-call-chain)
;; 						    (debug:print 0 "Sleeping for " sleep-time)
;; 						    (thread-sleep! sleep-time)
;; 						    (debug:print-info 0 "trying db call one more time....this may never recover, if necessary kill process " (current-process-id) " on host " (get-host-name) " to clean up")
;; 						    (proc (- remtries 1)))))
;; 					       (apply sqlite3:execute db query params))
;; 					      (debug:print 0 "ERROR: too many attempts to access db were made and no sucess. query: "
;; 							   query ", params: " params))))
;; 			     (proc remtries))
(define (db:delay-if-busy #!key (count 6))
  (let ((dbfj (conc *toppath* "/megatest.db-journal")))
    (if (file-exists? dbfj)
	(case count
	  ((6)
	   (thread-sleep! 0.2)
	   (db:delay-if-busy count: 5))
	  ((5)
	   (thread-sleep! 0.4)
	   (db:delay-if-busy count: 4))
	  ((4)
	   (thread-sleep! 0.8)
	   (db:delay-if-busy count: 3))
	  ((3)
	   (thread-sleep! 1.6)
	   (db:delay-if-busy count: 2))
	  ((2)
	   (thread-sleep! 3.2)
	   (db:delay-if-busy count: 1))
	  ((1)
	   (thread-sleep! 6.4)
	   (db:delay-if-busy count: 0))
	  (else
	   (debug:print-info 0 "delaying db access due to high database load.")
	   (thread-sleep! 12.8))))))
;; (db:delay-if-busy)
;; (apply sqlite3:execute db query params)))
;; (db:delay-if-busy)

(define (db:test-get-records-for-index-file dbstruct run-id test-name)
  (let ((res '()))





    (sqlite3:for-each-row 
     (lambda (id itempath state status run_duration logf comment)
       (set! res (cons (vector id itempath state status run_duration logf comment) res)))
     (db:get-db dbstruct run-id)
     "SELECT id,item_path,state,status,run_duration,final_logf,comment FROM tests WHERE testname=? AND item_path != '';"
     test-name)
    res))

;;======================================================================
;; Tests meta data
;;======================================================================

;; read the record given a testname
(define (db:testmeta-get-record dbstruct testname)
  (let ((res #f))





    (sqlite3:for-each-row
     (lambda (id testname author owner description reviewed iterated avg_runtime avg_disk tags jobgroup)
       (set! res (vector id testname author owner description reviewed iterated avg_runtime avg_disk tags jobgroup)))
     (db:get-db dbstruct #f)
     "SELECT id,testname,author,owner,description,reviewed,iterated,avg_runtime,avg_disk,tags,jobgroup FROM test_meta WHERE testname=?;"
     testname)
    res))

;; create a new record for a given testname
(define (db:testmeta-add-record dbstruct testname)

  (db:delay-if-busy)


  (sqlite3:execute (db:get-db dbstruct #f) "INSERT OR IGNORE INTO test_meta (testname,author,owner,description,reviewed,iterated,avg_runtime,avg_disk,tags) VALUES (?,'','','','','','','','');" testname))

;; update one of the testmeta fields
(define (db:testmeta-update-field dbstruct testname field value)

  (db:delay-if-busy)


  (sqlite3:execute (db:get-db dbstruct #f) (conc "UPDATE test_meta SET " field "=? WHERE testname=?;") value testname))

(define (db:testmeta-get-all dbstruct)


  (let ((res '()))
    (sqlite3:for-each-row
     (lambda (a . b)
       (set! res (cons (apply vector a b) res)))
     (db:get-db dbstruct run-id)
     "SELECT id,testname,author,owner,description,reviewed,iterated,avg_runtime,avg_disk,tags,jobgroup FROM test_meta;")
    res))

;;======================================================================
;; M I S C   M A N A G E M E N T   I T E M S 
;;======================================================================

;; A routine to map itempaths using a itemmap
(define (db:compare-itempaths patha pathb itemmap)







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				    (> (db:test-get-event_time testdat)(db:test-get-event_time stored-test))))
			   ;; this test is younger, store it in the hash
			   (hash-table-set! tests-hash full-testname testdat))))
		   results)
		  (if (null? tal)
		      (map cdr (hash-table->alist tests-hash)) ;; return a list of the most recent tests
		      (loop (car tal)(cdr tal))))))))))

(define (db:delay-if-busy dbdat #!key (count 6))
  (if (not (configf:lookup *configdat* "server" "delay-on-busy"))
      (and dbdat (db:dbdat-get-db dbdat))
      (if dbdat
	  (let* ((dbpath (db:dbdat-get-path dbdat))
		 (db     (db:dbdat-get-db   dbdat)) ;; we'll return this so (db:delay--if-busy can be called inline
		 (dbfj   (conc dbpath "-journal")))
	    (if (handle-exceptions
		 exn



		 (begin







		   (debug:print-info 0 "WARNING: failed to test for existance of " dbfj)
		   (thread-sleep! 1)






		   (db:delay-if-busy count (- count 1)))

		 (file-exists? dbfj))
		(case count
		  ((6)
		   (thread-sleep! 0.2)
		   (db:delay-if-busy count: 5))
		  ((5)
		   (thread-sleep! 0.4)
		   (db:delay-if-busy count: 4))
		  ((4)
		   (thread-sleep! 0.8)
		   (db:delay-if-busy count: 3))
		  ((3)
		   (thread-sleep! 1.6)
		   (db:delay-if-busy count: 2))
		  ((2)
		   (thread-sleep! 3.2)
		   (db:delay-if-busy count: 1))
		  ((1)
		   (thread-sleep! 6.4)
		   (db:delay-if-busy count: 0))
		  (else
		   (debug:print-info 0 "delaying db access due to high database load.")
		   (thread-sleep! 12.8))))
	    db)

	  "bogus result from db:delay-if-busy")))

(define (db:test-get-records-for-index-file dbstruct run-id test-name)
  (let ((res '()))
    (db:with-db
     dbstruct
     run-id
     #f
     (lambda (db)
       (sqlite3:for-each-row 
	(lambda (id itempath state status run_duration logf comment)
	  (set! res (cons (vector id itempath state status run_duration logf comment) res)))
	db
	"SELECT id,item_path,state,status,run_duration,final_logf,comment FROM tests WHERE testname=? AND item_path != '';"
	test-name)
       res))))

;;======================================================================
;; Tests meta data
;;======================================================================

;; read the record given a testname
(define (db:testmeta-get-record dbstruct testname)
  (let ((res #f))
    (db:with-db
     dbstruct
     #f
     #f
     (lambda (db)
       (sqlite3:for-each-row
	(lambda (id testname author owner description reviewed iterated avg_runtime avg_disk tags jobgroup)
	  (set! res (vector id testname author owner description reviewed iterated avg_runtime avg_disk tags jobgroup)))
	db
	"SELECT id,testname,author,owner,description,reviewed,iterated,avg_runtime,avg_disk,tags,jobgroup FROM test_meta WHERE testname=?;"
	testname)
       res))))

;; create a new record for a given testname
(define (db:testmeta-add-record dbstruct testname)
  (db:with-db dbstruct #f #f 
	      (lambda (db)
		(sqlite3:execute 
		 db
		 "INSERT OR IGNORE INTO test_meta (testname,author,owner,description,reviewed,iterated,avg_runtime,avg_disk,tags) VALUES (?,'','','','','','','','');" testname))))

;; update one of the testmeta fields
(define (db:testmeta-update-field dbstruct testname field value)
  (db:with-db dbstruct #f #f 
	      (lambda (db)
		(sqlite3:execute 
		 db
		 (conc "UPDATE test_meta SET " field "=? WHERE testname=?;") value testname))))

(define (db:testmeta-get-all dbstruct)
  (db:with-db dbstruct #f #f 
	      (lambda (db)
		(let ((res '()))
		  (sqlite3:for-each-row
		   (lambda (a . b)
		     (set! res (cons (apply vector a b) res)))
		   db
		   "SELECT id,testname,author,owner,description,reviewed,iterated,avg_runtime,avg_disk,tags,jobgroup FROM test_meta;")
		  res))))

;;======================================================================
;; M I S C   M A N A G E M E N T   I T E M S 
;;======================================================================

;; A routine to map itempaths using a itemmap
(define (db:compare-itempaths patha pathb itemmap)
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	     ;; if the test is not found then clearly the waiton is not met...
	     ;; (if (not ever-seen)(set! result (cons waitontest-name result)))))
	     (if (not ever-seen)
		 (set! result (append (if (null? tests)(list waitontest-name) tests) result)))))
	 waitons)
	(delete-duplicates result))))

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

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

;;======================================================================
;; Extract ods file from the db
;;======================================================================

;; NOT REWRITTEN YET!!!!!

;; runspatt is a comma delimited list of run patterns







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	     ;; if the test is not found then clearly the waiton is not met...
	     ;; (if (not ever-seen)(set! result (cons waitontest-name result)))))
	     (if (not ever-seen)
		 (set! result (append (if (null? tests)(list waitontest-name) tests) result)))))
	 waitons)
	(delete-duplicates result))))



















;;======================================================================
;; Extract ods file from the db
;;======================================================================

;; NOT REWRITTEN YET!!!!!

;; runspatt is a comma delimited list of run patterns