Megatest

;;======================================================================
;; Database access
;;======================================================================

;; dbstruct vector containing all the relevant dbs like main.db, megatest.db, run.db etc

(use (srfi 18) extras tcp stack) ;; RADT => use of require-extension?
(use sqlite3 srfi-1 posix regex regex-case srfi-69 csv-xml s11n md5 message-digest base64 format dot-locking z3 typed-records sql-null)
(import (prefix sqlite3 sqlite3:))
(import (prefix base64 base64:)) ;; RADT => prefix??
(include "/nfs/site/disks/icf_fdk_cw_gwa002/srehman/fossil/dbi/dbi.scm")
(import (prefix dbi dbi:))

(declare (unit db))
(declare (uses common))
(declare (uses keys))
(declare (uses ods))

		    (db:dbdat-get-db dbdat)
		    dbstruct))
	 (use-mutex (> *api-process-request-count* 25)))
    (if (and use-mutex
	     (common:low-noise-print 120 "over-50-parallel-api-requests"))
	(debug:print-info 0 *default-log-port* *api-process-request-count* " parallel api requests being processed in process " (current-process-id) ", throttling access"))
    (if (common:low-noise-print 600 (conc "parallel-api-requests" *max-api-process-requests*))
	(debug:print-info 0 *default-log-port* "Parallel api request count: " *api-process-request-count* " max parallel requests: " *max-api-process-requests*))
    (handle-exceptions
     exn
     (begin
       (print-call-chain (current-error-port))
       (debug:print-error 0 *default-log-port* "sqlite3 issue in db:with-db, dbstruct=" dbstruct ", run-id=" run-id ", proc=" proc ", params=" params " error: " ((condition-property-accessor 'exn 'message) exn))
       ;; there is no recovering at this time. exit
       (exit 50))

       '("comment"        "TEXT")
       '("fail_count"     "INTEGER")
       '("pass_count"     "INTEGER"))

     (list "test_meta"
	   '("id"             "INTEGER" 'key)
	   '("testname"       "TEXT")

	   '("owner"          "TEXT")
	   '("description"    "TEXT")
	   '("reviewed"       "INTEGER")
	   '("iterated"       "TEXT")
	   '("avg_runtime"    "REAL")
	   '("avg_disk"       "REAL")
	   '("tags"           "TEXT")
	   '("jobgroup"       "TEXT")))))

(define (db:sync-all-tables-list dbstruct)

		      "\"\n")
	 (exit) ;; we can not safely continue when a db was corrupted - even if fixed.
	 )
       ;; test read/write access to the database
       (let ((db (dbi:open 'sqlite3 (cons (cons ('dbname dbpath) '())))))
	 (cond
	  ((equal? fname "megatest.db")
	   (sqlite3:executeute db "DELETE FROM tests WHERE state='DELETED';"))
	  ((equal? fname "main.db")
	   (sqlite3:executeute db "DELETE FROM runs WHERE state='deleted';"))
	  ((string-match "\\d.db" fname)
	   (sqlite3:executeute db "UPDATE tests SET state='DELETED' WHERE state='DELETED';"))
	  ((equal? fname "monitor.db")
	   (sqlite3:executeute "DELETE FROM servers WHERE state LIKE 'defunct%';"))
	  (else
	   (sqlite3:executeute db "vacuum;")))
	 
	 (dbi:close db)
	 #t))))))
    
;; tbls is ( ("tablename" ( "field1" [#f|proc1] ) ( "field2" [#f|proc2] ) .... ) )
;; db's are dbdat's
;;
;; if last-update specified ("field-name" . time-in-seconds)
;;    then sync only records where field-name >= time-in-seconds

  (if (not (launch:setup))
      (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))
             (slave-dbs (dbr:dbstruct-slave-dbs dbstruct))
	     (allow-cleanup #t) ;; (if run-ids #f #t))
	     (tdbdat  (tasks:open-db))
	     (servers (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)
	       (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) ;; ok to delay on mtdb

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