Megatest

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

;; 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 message null") exn)
     (if (eq? err-status 'done)
	 default
	 (begin
	   (debug:print 0 "ERROR:  query " stmt " failed, params: " params ", error: " ((condition-property-accessor 'exn 'message "exn message null") 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

		    (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 message null") 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

	  (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-local dbstruct))
	 (rdb    (if local
		     (dbr:dbstruct-localdb dbstruct run-id)
		     (dbr:dbstruct-inmem dbstruct)))) ;; (dbr:dbstruct-get-runrec dbstruct run-id 'inmem)))
    (if (or rdb
	    do-not-open)
	rdb
	(begin
	  (mutex-lock! *rundb-mutex*)
	  (let* ((dbpath       (db:dbfile-path run-id)) ;; (conc toppath "/db/" run-id ".db"))

		(db:multi-db-sync #f 'old2new))  ;; migrate data from megatest.db automatically
	    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    (db:dbfile-path #f)) ;; (conc (configf:lookup *configdat* "setup" "linktree") "/.db"))
	 (dbstruct (make-dbr:dbstruct-wrapper 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))

  (mutex-lock! *db-sync-mutex*)
  (handle-exceptions
   exn
   (begin
     (mutex-unlock! *db-sync-mutex*)
     (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 message null") 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)
		 (let ((dbpath (db:dbdat-get-path dbdat)))
		   (debug:print 0 " dbpath:  " dbpath)
		   (if (not (db:repair-db dbdat))

;;  '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-wrapper path: toppath) #f))
	 (mtdb     (if toppath (db:open-megatest-db)))
	 (allow-cleanup (if run-ids #f #t))
	 (run-ids  (if run-ids 
		       run-ids
		       (if toppath (begin
				     (db:delay-if-busy mtdb)
				     (db:get-all-run-ids mtdb)))))

    (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-wrapper 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
    ;; do not use the run-ids list passed in to the function
    ;;
    (if (member 'new2old options)
	(let* ((maindb      (make-dbr:dbstruct-wrapper 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  '()))
	  (for-each
	   (lambda (run-id)
	     (debug:print 0 "Processing run " (if (eq? run-id 0) " main.db " run-id) ", " count " of " total)
	     (set! count (+ count 1))
	     (let* ((fromdb (if toppath (make-dbr:dbstruct-wrapper 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)
	       ;; (db:clean-up frundb)
	       (if (eq? run-id 0)
		   (begin
		     (db:sync-tables (db:sync-main-list dbstruct) (db:get-db fromdb #f) mtdb)

   (let ((sleep-time (random 30))
	 (err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
     (case err-status
       ((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 message null") 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)))

                                  ELSE 'UNKNOWN' END
                       WHERE testname=? AND item_path='';") ;; DONE

	;; STEPS
	'(delete-test-step-records "UPDATE test_steps SET status='DELETED' WHERE test_id=?;")
	'(delete-test-data-records "UPDATE test_data  SET status='DELETED' WHERE test_id=?;") ;; using status since no state field
	))
;;BB: db:lookup-query - called by db:general-call
(define (db:lookup-query qry-name)
  (let ((q (alist-ref (if (string? qry-name) (string->symbol qry-name) qry-name) db:queries)))
    (if q (car q) #f)))

;; do not run these as part of the transaction
(define db:special-queries   '(rollup-tests-pass-fail
			       ;; db:roll-up-pass-fail-counts  ;; WHY NOT!?
			       login
			       immediate

   ((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))))
  (let ((query (db:lookup-query stmtname)))
    (db:delay-if-busy dbdat)
    (apply sqlite3:execute (db:dbdat-get-db dbdat) query params)
    #t))

;; get a summary of state and status counts to calculate a rollup
;;
;; NOTE: takes a db, not a dbstruct