Megatest

;;     (dbr:dbstruct-olddb-set!  dbstruct olddb)
;;     ;;; (mutex-unlock! *rundb-mutex*) ;;; why did we need a mutex on opening db's?
;;     (db:sync-tables db:sync-tests-only *megatest-db* db)
;;     db))

;; This routine creates the db if not already present. It is only called if the db is not already opened
;;
(define (db:open-db dbstruct #!key (areapath #f)) ;; TODO: actually use areapath
  (let ((tmpdb-stack (dbr:dbstruct-dbstack dbstruct))) ;; RA => Returns the first reference in dbstruct
    (if (stack? tmpdb-stack)
	(db:get-db tmpdb-stack) ;; get previously opened db (will create new db handle if all in the stack are already used
        (let* ((dbpath       (db:dbfile-path ))      ;; path to tmp db area
               (dbexists     (file-exists? dbpath))
	       (tmpdbfname   (conc dbpath "/megatest.db"))
	       (dbfexists    (file-exists? tmpdbfname))  ;; (conc dbpath "/megatest.db")))

                (dbr:dbstruct-read-only-set! dbstruct #t)))
          (dbr:dbstruct-mtdb-set!   dbstruct mtdb)
          (dbr:dbstruct-tmpdb-set!  dbstruct tmpdb)
          (dbr:dbstruct-dbstack-set! dbstruct (make-stack)) ;; BB: why a stack?  Why would the number of db's be indeterminate?  Is this a legacy of 1.db 2.db .. ?
          (stack-push! (dbr:dbstruct-dbstack dbstruct) tmpdb) ;; olddb is already a (cons db path)
          (dbr:dbstruct-refndb-set! dbstruct refndb)
          ;;	    (mutex-unlock! *rundb-mutex*)
          (if (or (not dbfexists)
                  (and modtimedelta
                       (> modtimedelta 10))) ;; if db in tmp is over ten seconds older than the file in MTRA then do a sync back

	      (begin
		(debug:print 4 *default-log-port* "filling db " (db:dbdat-get-path tmpdb) " with data \n    from " (db:dbdat-get-path mtdb) " mod time delta: " modtimedelta)
		(db:sync-tables (db:sync-all-tables-list dbstruct) #f mtdb refndb tmpdb)
                (debug:print-info 13 *default-log-port* "db:sync-all-tables-list done.")
                )
	      (debug:print 4 *default-log-port* " db, " (db:dbdat-get-path tmpdb) " already exists or fresh enough, not propogating data from\n     " (db:dbdat-get-path mtdb) " mod time delta: " modtimedelta) )
	  ;; (db:multi-db-sync dbstruct 'old2new))  ;; migrate data from megatest.db automatically
          tmpdb))))

;; Make the dbstruct, setup up auxillary db's and call for main db at least once
;;
;; called in http-transport and replicated in rmt.scm for *local* access. 
;;
(define (db:setup #!key (areapath #f))
  ;;

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

  (sqlite3:execute maindb "CREATE TRIGGER  IF NOT EXISTS update_run_stats_trigger AFTER UPDATE ON run_stats
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE run_stats SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;"))































(define *global-db-store* (make-hash-table))

(define (db:get-access-mode)
  (if (args:get-arg "-use-db-cache") 'cached 'rmt))

;; Add db direct
;;

      (debug:print 0 *default-log-port* "ERROR: not able to setup up for megatest.")
      (let* ((mtdb     (dbr:dbstruct-mtdb dbstruct))
	     (tmpdb    (db:get-db dbstruct))
             (refndb   (dbr:dbstruct-refndb dbstruct))
	     (allow-cleanup #t) ;; (if run-ids #f #t))
	     (servers (server:get-list *toppath*)) ;; (tasks:get-all-servers (db:delay-if-busy tdbdat)))
	     (data-synced 0)) ;; count of changed records (I hope)
    




	;; kill servers
	(if (member 'killservers options)
	    (for-each
	     (lambda (server)
	       (match-let (((mod-time host port start-time pid) server))
		 (if (and host pid)
		     (tasks:kill-server host pid))))
	     servers))

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

	;; 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
            (set! data-synced
                  (+ (db:sync-tables (db:sync-all-tables-list dbstruct) #f mtdb tmpdb refndb)
                     data-synced)))
			      ;; (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 *default-log-port* "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-rundb dbstruct)))))
;; 	       run-ids)))

	;; now ensure all newdb data are synced to megatest.db
	;; do not use the run-ids list passed in to the function
	;;
	(if (member 'new2old options)
	    (set! data-synced
		  (+ (db:sync-tables (db:sync-all-tables-list dbstruct) #f tmpdb refndb mtdb)
		      data-synced)))






        (if (member 'schema options)
            (begin
              (db:patch-schema-maindb (db:dbdat-get-db mtdb))
              (db:patch-schema-maindb (db:dbdat-get-db tmpdb))
              (db:patch-schema-maindb (db:dbdat-get-db refndb))
              (db:patch-schema-rundb  (db:dbdat-get-db mtdb))
              (db:patch-schema-rundb  (db:dbdat-get-db tmpdb))
              (db:patch-schema-rundb  (db:dbdat-get-db refndb))))
              
	;; (let* ((maindb      (make-dbr:dbstruct path: toppath local: #t))
	;; 	   (src-run-ids (if run-ids run-ids (db:get-all-run-ids (db:dbdat-get-db (db:get-db maindb 0)))))
	;; 	   (all-run-ids (sort (delete-duplicates (cons 0 src-run-ids)) <))
	;; 	   (count       1)
	;; 	   (total       (length all-run-ids))
	;; 	   (dead-runs  '()))
	;;   ;; first fix schema if needed
	;;   (map
	;;    (lambda (th)
	;; 	 (thread-join! th))
	;;    (map
	;; 	(lambda (run-id)
	;; 	  (thread-start! 
	;; 	   (make-thread
	;; 	    (lambda ()
	;; 	      (let* ((fromdb (if toppath (make-dbr:dbstruct path: toppath local: #t) #f))
;;                    (if (member 'schema options)
	;; 		(if (eq? run-id 0)
	;; 		    (let ((maindb  (db:dbdat-get-db (db:get-db fromdb #f))))
	;; 		      (db:patch-schema-maindb run-id maindb))
	;; 		    (db:patch-schema-rundb run-id frundb)))
	;; 	      (set! count (+ count 1))
	;; 	      (debug:print 0 *default-log-port* "Finished patching schema for " (if (eq? run-id 0) " main.db " (conc run-id ".db")) ", " count " of " total)))))
	;; 	all-run-ids))
	;;   ;; Then sync and fix db's
	;;   (set! count 0)
	;;   (process-fork
	;;    (lambda ()
	;; 	 (map
	;; 	  (lambda (th)
	;; 	    (thread-join! th))
	;; 	  (map
	;; 	   (lambda (run-id)
	;; 	     (thread-start! 
	;; 	      (make-thread
	;; 	       (lambda ()
	;; 		 (let* ((fromdb (if toppath (make-dbr:dbstruct path: toppath local: #t) #f))
	;; 			(frundb (db:dbdat-get-db (db:get-db fromdb run-id))))
	;; 		   (if (eq? run-id 0)
	;; 		       (let ((maindb  (db:dbdat-get-db (db:get-db fromdb #f))))
;;                             (db:sync-tables (db:sync-main-list dbstruct) #f (db:get-db fromdb #f) mtdb)
	;; 			 (set! dead-runs (db:clean-up-maindb (db:get-db fromdb #f))))
	;; 		       (begin
	;; 			 ;; NB// must sync first to ensure deleted tests get marked as such in megatest.db
;;                             (db:sync-tables db:sync-tests-only #f (db:get-db fromdb run-id) mtdb)
	;; 			 (db:clean-up-rundb (db:get-db fromdb run-id)))))
	;; 		 (set! count (+ count 1))
	;; 		 (debug:print 0 *default-log-port* "Finished clean up of "
	;; 			      (if (eq? run-id 0)
	;; 				  " main.db " (conc run-id ".db")) ", " count " of " total)))))
	;; 	   all-run-ids))))

	;; removed deleted runs
;; (let ((dbdir (tasks:get-task-db-path)))
;;   (for-each (lambda (run-id)
;; 	      (let ((fullname (conc dbdir "/" run-id ".db")))
;; 		(if (file-exists? fullname)
;; 		    (begin
;; 		      (debug:print 0 *default-log-port* "Removing database file for deleted run " fullname)
;; 		      (delete-file fullname)))))
;; 	    dead-runs))))
;; 
	;; (db:close-all dbstruct)
	;; (sqlite3:finalize! mdb)
        (stack-push! (dbr:dbstruct-dbstack dbstruct) tmpdb)

	data-synced)))

;; keeping it around for debugging purposes only
(define (open-run-close-no-exception-handling  proc idb . params)
  (debug:print-info 11 *default-log-port* "open-run-close-no-exception-handling START given a db=" (if idb "yes " "no ") ", params=" params)
  (print "I don't work anymore. open-run-close-no-exception-handling needs fixing or removing...")
  (exit)

(define (db:initialize-main-db dbdat)
  (when (not *configinfo*)
           (launch:setup)) ;; added because Elena was getting stack dump because *configinfo* below was #f.
  (let* ((configdat (car *configinfo*))  ;; tut tut, global warning...
	 (keys     (keys:config-get-fields configdat))
	 (havekeys (> (length keys) 0))
	 (keystr   (keys->keystr keys))
	 (fieldstr (keys->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 ()

                            (all-curr-statuses    (common:special-sort  ;; worst -> best
                                                   (delete-duplicates
                                                    (cons status (map dbr:counts-status state-status-counts)))
                                                   *common:std-statuses* >))
			    (non-completes     (filter (lambda (x)
							 (not (equal? x "COMPLETED")))
						       all-curr-states))

                            (newstate          (cond
						((> running 0)
						 "RUNNING") ;; anything running, call the situation running
						((> bad-not-started 0)  ;; we have an ugly situation, it is completed in the sense we cannot do more.
						 "COMPLETED") 
						((> (length non-completes) 0) ;;
						 (car non-completes))  ;;  (remove (lambda (x)(equal? "COMPLETED" x)) all-curr-states)))
						(else
						 (car all-curr-states))))
			                       ;; (if (> running 0)
                                               ;;     "RUNNING"
                                               ;;     (if (> bad-not-started 0)
                                               ;;         "COMPLETED"
                                               ;;         (car all-curr-states))))
                            (newstatus            (if (> bad-not-started 0)


                                                      "CHECK"
                                                      (car all-curr-statuses))))
                       ;; (print "bad-not-supported: " bad-not-support " all-curr-states: " all-curr-states " all-curr-statuses: " all-curr-states)
                       ;;      " newstate: " newstate " newstatus: " newstatus)
                       ;; NB// Pass the db so it is part of the transaction
                       (db:test-set-state-status db run-id tl-test-id newstate newstatus #f)))))))
         (mutex-unlock! *db-transaction-mutex*)
         (if (and test-id state status (equal? status "AUTO"))