Megatest

	 (handler   (make-busy-timeout (if (args:get-arg "-override-timeout")
					   (string->number (args:get-arg "-override-timeout"))
					   136000)))) ;; 136000))) ;; 136000 = 2.2 minutes
    (if (and dbexists
	     (not write-access))
	(set! *db-write-access* write-access)) ;; only unset so other db's also can use this control
    (debug:print-info 11 "open-db, dbpath=" dbpath " argv=" (argv))
    (sqlite3:set-busy-handler! db handler)
    (if write-access (sqlite3:set-busy-handler! db handler))
    (if (not dbexists)
	(db:initialize db))
    ;; Moving db:set-sync to a call in run.scm - it is a persistent value and only needs to be set once
    (db:set-sync db)
    ;; (db:set-sync db)
    db))

;; 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   (if idb 
		   (if (procedure? idb)
		       (idb)
		       idb)
		   (open-db)))
	 (res #f))
    (set! res (apply proc db params))
    (if (not idb)(sqlite3:finalize! db))
    (debug:print-info 11 "open-run-close-no-exception-handling END" )
    res))
      (let* ((db   (cond
		    ((sqlite3:database? idb) idb)
		    ((not idb)               (open-db))
		    ((procedure? idb)       (idb))
		    (else   	            (open-db))))
	     (res #f))
	(set! res (apply proc db params))
	(if (not idb)(sqlite3:finalize! db))
	(debug:print-info 11 "open-run-close-no-exception-handling END" )
	res)
      #f))

(define (open-run-close-exception-handling proc idb . params)
  (handle-exceptions
   exn
   (begin
     (debug:print 0 "EXCEPTION: database probably overloaded?")
     (debug:print 0 "EXCEPTION: database probably overloaded or unreadable.")
     (debug:print 0 "  " ((condition-property-accessor 'exn 'message) exn))
     (print-call-chain)
     (thread-sleep! (random 120))
     (debug:print-info 0 "trying db call one more time....")
     (apply open-run-close-no-exception-handling proc idb params))
   (apply open-run-close-no-exception-handling proc idb params)))

;; Create the sqlite db for the individual test(s)
(define (open-test-db work-area) 
  (debug:print-info 11 "open-test-db " work-area)
  (if (and work-area 
	   (directory? work-area)
	   (file-read-access? work-area))
      (let* ((dbpath    (conc work-area "/testdat.db"))
	     (tdb-writeable (file-write-access? dbpath))
	     (dbexists  (file-exists? dbpath))
	     (handler   (make-busy-timeout (if (args:get-arg "-override-timeout")
					       (string->number (args:get-arg "-override-timeout"))
					       136000))))
	(handle-exceptions
	 exn
	 (begin
	   (debug:print 2 "ERROR: problem accessing test db " work-area ", you probably should clean and re-run this test"
			((condition-property-accessor 'exn 'message) exn))
	   (set! db (sqlite3:open-database ":memory:"))) ;; open an in-memory db to allow readonly access 
	 (set! db (sqlite3:open-database dbpath)))
	(sqlite3:set-busy-handler! db handler)
	(if *db-write-access* (sqlite3:set-busy-handler! db handler))
	(if (not dbexists)
	    (begin
	      (sqlite3:execute db "PRAGMA synchronous = FULL;")
	      (debug:print-info 11 "Initialized test database " dbpath)
	      (db:testdb-initialize db)))
	;; (sqlite3:execute db "PRAGMA synchronous = 0;")
	(debug:print-info 11 "open-test-db END (sucessful)" work-area)

       (sqlite3:execute db "ALTER TABLE test_meta ADD COLUMN jobgroup TEXT DEFAULT 'default';"))
      ((< mver 1.37)
       (db:set-var db "MEGATEST_VERSION" 1.37)
       (sqlite3:execute db "ALTER TABLE tests ADD COLUMN archived INTEGER DEFAULT 0;")) 
      ((< mver megatest-version)
       (db:set-var db "MEGATEST_VERSION" megatest-version))))))

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

;;  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 db #!key (ovr-deadtime #f))
  (let* ((incompleted '())
	 (deadtime-str (configf:lookup *configdat* "setup" "deadtime"))
	 (deadtime     (if (and deadtime-str
				(string->number deadtime-str))
			   (string->number deadtime-str)
			   7200)) ;; two hours
	 (run-ids      (db:get-run-ids db))) ;; iterate over runs to divy up the calls
    (if (number? ovr-deadtime)(set! deadtime ovr-deadtime))
    (for-each
     (lambda (run-id)

       ;; in RUNNING or REMOTEHOSTSTART for more than 10 minutes
       ;;
       ;; THIS CANNOT WORK. The run_duration is not updated in the central db due to performance concerns.
       ;;                   The testdat.db file must be consulted.
       ;;
       ;; 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) 
       (sqlite3:for-each-row 
	(lambda (test-id)
	  (set! incompleted (cons test-id incompleted)))
	db
	"SELECT id 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
       ;;
       (sqlite3:for-each-row
	(lambda (test-id)
	  (set! incompleted (cons test-id incompleted)))
	db
	"SELECT id FROM tests WHERE run_id=? AND (strftime('%s','now') - event_time - run_duration) > ? AND state IN ('LAUNCHED');"
	run-id (* 60 60 24)))
     run-ids)
       
    ;; These are defunct tests, do not do all the overhead of set-state-status. Force them to INCOMPLETE.
    ;;
    (if (> (length incompleted) 0)
	(begin
	  (debug:print 0 "WARNING: Marking test(s); " (string-intersperse (map conc incompleted) ", ") " as INCOMPLETE")
	  (sqlite3:execute 
	   db
	   (conc "UPDATE tests SET state='INCOMPLETE' WHERE id IN (" 
		 (string-intersperse (map conc incompleted) ",")
		 ");"))))))
		     
;; 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

			     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;")))

;; (define (db:report-junk-records db)


;;======================================================================
;; meta get and set vars
;;======================================================================

;; returns number if string->number is successful, string otherwise
;; also updates *global-delta*

			    "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:get-run-ids db)
  (let ((res '()))
    (sqlite3:for-each-row
     (lambda (id)
       (set! res (cons id res)))
     db 
     "SELECT id FROM runs;")))

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

;; get key val pairs for a given run-id
;; ( (FIELDNAME1 keyval1) (FIELDNAME2 keyval2) ... )
(define (db:get-key-val-pairs db run-id)

;; states and statuses are lists, turn them into ("PASS","FAIL"...) and use NOT IN
;; 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 db run-id testpatt states statuses offset limit not-in sort-by sort-order
			      #!key
			      (qryvals #f)
			      (qryvals #f))
			      )
  (let* ((qryvals         (if qryvals qryvals "id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment"))
  (let* ((qryvalstr       (case qryvals
			    ((shortlist) "id,run_id,testname,item_path,state,status")
			    ((#f)        "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
	 (states-qry      (if (null? states) 
			      #f
			      (conc " state "  
				    (if not-in
					" NOT IN ('"

	    (conc " AND ( " states-qry " AND " statuses-qry " ) "))
	   (states-qry  
	    (conc " AND " states-qry))
	   (statuses-qry 
	    (conc " AND " statuses-qry))
	   (else "")))
	 (tests-match-qry (tests:match->sqlqry testpatt))
	 (qry             (conc "SELECT " qryvals
	 (qry             (conc "SELECT " qryvalstr
				" FROM tests WHERE run_id=? AND state != 'DELETED' "
				states-statuses-qry
				(if tests-match-qry (conc " AND (" tests-match-qry ") ") "")
				(case sort-by
				  ((rundir)      " ORDER BY length(rundir) ")
				  ((testname)    (conc " ORDER BY testname " (if sort-order (conc sort-order ",") "") " item_path "))
				  ((statestatus) (conc " ORDER BY state " (if  sort-order (conc sort-order ",") "") " status "))

    (sqlite3:for-each-row 
     (lambda (a . b) ;; id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment)
       (set! res (cons (apply vector a b) res))) ;; id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment) res)))
     db 
     qry
     run-id
     )
    (case qryvals
      ((shortlist)(map db:test-short-record->norm res))
      ((#f)       res)
      (else       res))))

(define (db:test-short-record->norm inrec)
  ;;  "id,run_id,testname,item_path,state,status"
  ;;  "id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment
  (vector (vector-ref inrec 0) ;; id
	  (vector-ref inrec 1) ;; run_id
	  (vector-ref inrec 2) ;; testname
	  (vector-ref inrec 4) ;; state
	  (vector-ref inrec 5) ;; status
	  -1 "" -1 -1 "" "-" 
	  (vector-ref inrec 3) ;; item-path
	  -1 "-" "-"))


(define (db:get-tests-for-run-state-status db run-id testpatt)
  (let ((res            '())
	(tests-match-qry (tests:match->sqlqry testpatt)))
    (sqlite3:for-each-row
     (lambda (id testname item-path state status)
       ;; id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment
       (set! res (cons (vector id run-id testname state status -1 "" -1 -1 "" "-" item-path -1 "-" "-") res)))
     db 
     (conc "SELECT id,testname,item_path,state,status FROM tests WHERE run_id=? " 
	   (if tests-match-qry (conc " AND (" tests-match-qry ") ") ""))
     run-id)
    res))

(define (db:get-testinfo-state-status db test-id)
  (let ((res            #f))
    (sqlite3:for-each-row
     (lambda (run-id testname item-path state status)
       ;; id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment
       (set! res (vector test-id run-id testname state status -1 "" -1 -1 "" "-" item-path -1 "-" "-")))
     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 db run-ids testpatt states status not-in)
  (db:get-tests-for-runs db run-ids testpatt states status not-in: not-in qryvals: "id,run_id,testname,state,status,event_time,item_path"))


;; NB // This is get tests for "runs" (note the plural!!)
;;
;; states and statuses are lists, turn them into ("PASS","FAIL"...) and use NOT IN
;; 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

    res))

;; this one is a bit broken BUG FIXME
(define (db:delete-test-step-records db test-id #!key (work-area #f))
  ;; Breaking it into two queries for better file access interleaving
  (let* ((tdb (db:open-test-db-by-test-id db test-id work-area: work-area)))
    ;; test db's can go away - must check every time
    (if tdb
    (if (sqlite3:database? tdb)
	(begin
	  (sqlite3:execute tdb "DELETE FROM test_steps;")
	  (sqlite3:execute tdb "DELETE FROM test_data;")
	  (sqlite3:finalize! tdb)))))

;; 
(define (db:delete-test-records db tdb test-id #!key (force #f))

    (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 test-id))))
  (mt:process-triggers test-id newstate newstatus))

;; Never used
;; (define (db:test-set-state-status-by-run-id-testname db run-id test-name item-path status state)
;;   (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))
;; Never used, but should be?
(define (db:test-set-state-status-by-run-id-testname db run-id test-name item-path status state)
  (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))

(define (db:get-count-tests-running db)
  (let ((res 0))
    (sqlite3:for-each-row
     (lambda (count)
       (set! res count))
     db

(define (cdb:get-test-info-by-id serverdat test-id)
  (let ((test-dat (cdb:client-call serverdat 'immediate #f *default-numtries* open-run-close db:get-test-info-by-id #f test-id)))
    (hash-table-set! *test-info* test-id (vector (current-seconds) test-dat)) ;; cached for use where up-to-date info is not needed
    test-dat))

;; db should be db open proc or #f
(define (cdb:remote-run proc db . params)
  (if (or *db-write-access*
	  (not (member proc *db:all-write-procs*)))
  (apply cdb:client-call *runremote* 'immediate #f *default-numtries* open-run-close proc #f params))
      (apply cdb:client-call *runremote* 'immediate #f *default-numtries* open-run-close proc #f params)
      (begin
	(debug:print 0 "ERROR: Attempt to access read-only database")
	#f)))

(define (db:test-get-logfile-info db run-id test-name)
  (let ((res #f))
    (sqlite3:for-each-row 
     (lambda (path final_logf)
       (set! logf final_logf)
       (set! res (list path final_logf))

    (debug:print-info 11 "Special queries/requests stmt-key=" stmt-key ", return-address=" return-address ", query=" query ", params=" params)
    (if query
	;; hand queries off to the write queue
	(let ((response (case *transport-type*
			  ((http)
			   (debug:print-info 7 "Queuing item " item " for wrapped write")
			   (db:queue-write-and-wait db qry-sig query params))
			  (else  
			  (else 
			   (apply sqlite3:execute db query params)
			   #t))))
	  (debug:print-info 7 "Received " response " from wrapped write")
	  (server:reply return-address qry-sig response response))
	;; otherwise if appropriate flush the queue (this is a read or complex query)
	(begin
	  (cond

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

(define (db:csv->test-data db test-id csvdata #!key (work-area #f))
  (debug:print 4 "test-id " test-id ", csvdata: " csvdata)
  (let ((tdb     (db:open-test-db-by-test-id db test-id work-area: work-area)))
    (if tdb
    (if (sqlite3:database? tdb)
	(let ((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))

				test-id category variable value expected tol units (if comment comment "") status type)))
	   csvlist)
	  (sqlite3:finalize! tdb)))))

;; get a list of test_data records matching categorypatt
(define (db:read-test-data db test-id categorypatt #!key (work-area #f))
  (let ((tdb  (db:open-test-db-by-test-id db test-id work-area: work-area)))
    (if tdb
    (if (sqlite3:database? tdb)
	(let ((res '()))
	  (sqlite3:for-each-row 
	   (lambda (id test_id category variable value expected tol units comment status type)
	     (set! res (cons (vector id test_id category variable value expected tol units comment status type) res)))
	   tdb
	   "SELECT id,test_id,category,variable,value,expected,tol,units,comment,status,type FROM test_data WHERE test_id=? AND category LIKE ? ORDER BY category,variable;" test-id categorypatt)
	  (sqlite3:finalize! tdb)

;; 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 db test-id status #!key (work-area #f))
  (let ((tdb (db:open-test-db-by-test-id db test-id work-area: work-area))
	(fail-count 0)
	(pass-count 0))
    (if tdb
    (if (sqlite3:database? tdb)
	(begin
	  (sqlite3:for-each-row
	   (lambda (fcount pcount)
	     (set! fail-count fcount)
	     (set! pass-count pcount))
	   tdb 
	   "SELECT (SELECT count(id) FROM test_data WHERE test_id=? AND status like 'fail') AS fail_count,

(define (db:step-get-time-as-string vec)
  (seconds->time-string (db:step-get-event_time vec)))

;; db-get-test-steps-for-run
(define (db:get-steps-for-test db test-id #!key (work-area #f))
  (let* ((tdb (db:open-test-db-by-test-id db test-id work-area: work-area))
	 (res '()))
    (if tdb
	(begin
	  (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)))
	   tdb
	   "SELECT id,test_id,stepname,state,status,event_time,logfile FROM test_steps WHERE test_id=? ORDER BY id ASC;" ;; event_time DESC,id ASC;
	   test-id)
	  (sqlite3:finalize! tdb)
	  (reverse res))
    (if (sqlite3:database? tdb)
	(handle-exceptions
	 exn
	 (begin
	   (debug:print 0 "ERROR: error on access to testdat for test with id " test-id)
	   '())
	 (begin
	   (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)))
	    tdb
	    "SELECT id,test_id,stepname,state,status,event_time,logfile FROM test_steps WHERE test_id=? ORDER BY id ASC;" ;; event_time DESC,id ASC;
	    test-id)
	   (sqlite3:finalize! tdb)
	   (reverse res)))
	'())))

;; get a pretty table to summarize steps
;;
(define (db:get-steps-table db test-id #!key (work-area #f))
  (let ((steps   (db:get-steps-for-test db test-id work-area: work-area)))
    ;; organise the steps for better readability

      '()
      (let* ((unmet-pre-reqs '())
	     (result         '()))
	(for-each 
	 (lambda (waitontest-name)
	   ;; by getting the tests with matching name we are looking only at the matching test 
	   ;; and related sub items
	   (let ((tests             (mt:get-tests-for-run run-id waitontest-name '() '()))
	   (let ((tests             (cdb:remote-run db:get-tests-for-run-state-status #f run-id waitontest-name)) ;; (mt:get-tests-for-run run-id waitontest-name '() '()))
		 (ever-seen         #f)
		 (parent-waiton-met #f)
		 (item-waiton-met   #f))
	     (for-each 
	      (lambda (test)
		;; (if (equal? waitontest-name (db:test-get-testname test)) ;; by defintion this had better be true ...
		(let* ((state             (db:test-get-state test))

	     ;; (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))))

(define (db:teststep-set-status! db test-id teststep-name state-in status-in comment logfile #!key (work-area #f))
  (debug:print 4 "test-id: " test-id " teststep-name: " teststep-name)
  ;;                 db:open-test-db-by-test-id does cdb:remote-run
  (let* ((tdb       (db:open-test-db-by-test-id db test-id work-area: work-area))
	 (state     (items:check-valid-items "state" state-in))
	 (status    (items:check-valid-items "status" status-in)))
    (if (or (not state)(not status))
	(debug:print 3 "WARNING: Invalid " (if status "status" "state")
		     " value \"" (if status state-in status-in) "\", update your validvalues section in megatest.config"))
    (if tdb
    (if (sqlite3:database? tdb)
	(begin
	  (sqlite3:execute 
	   tdb
	   "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 ""))
	  (sqlite3:finalize! tdb)
	  #t)

	   (debug:print 0 "WARNING: path given, " outputfile " is relative, prefixing with current directory")
	   (conc (current-directory) "/" outputfile)))
     results)
    ;; brutal clean up
    (system "rm -rf tempdir")))

;; (db:extract-ods-file db "outputfile.ods" '(("sysname" "%")("fsname" "%")("datapath" "%")) "%")

;; This is a list of all procs that write to the db
;;
(define *db:all-write-procs*
  (list 
   db:set-var 
   db:del-var
   db:register-run
   db:set-comment-for-run
   db:delete-run
   db:update-run-event_time
   db:lock/unlock-run 
   db:delete-test-step-records
   db:delete-test-records
   db:delete-tests-for-run
   db:delete-old-deleted-test-records
   db:set-tests-state-status
   db:test-set-state-status-by-id
   db:test-set-state-status-by-run-id-testname
   db:test-set-comment
   db:testmeta-add-record
   db:csv->test-data
   db:test-data-rollup
   db:teststep-set-status! ))