Megatest

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Differences From Artifact [75fb629769]:

To Artifact [0c91ba49cf]:


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                                action TEXT DEFAULT '',
                                owner TEXT,
                                state TEXT DEFAULT 'new',
                                target TEXT DEFAULT '',
                                name TEXT DEFAULT '',
                                test TEXT DEFAULT '',
                                item TEXT DEFAULT '',

                                creation_time TIMESTAMP,
                                execution_time TIMESTAMP);")
	  (sqlite3:execute tdb "CREATE TABLE IF NOT EXISTS monitors (id INTEGER PRIMARY KEY,
                                pid INTEGER,
                                start_time TIMESTAMP,
                                last_update TIMESTAMP,
                                hostname TEXT,







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                                action TEXT DEFAULT '',
                                owner TEXT,
                                state TEXT DEFAULT 'new',
                                target TEXT DEFAULT '',
                                name TEXT DEFAULT '',
                                test TEXT DEFAULT '',
                                item TEXT DEFAULT '',
                                keylock TEXT,
                                creation_time TIMESTAMP,
                                execution_time TIMESTAMP);")
	  (sqlite3:execute tdb "CREATE TABLE IF NOT EXISTS monitors (id INTEGER PRIMARY KEY,
                                pid INTEGER,
                                start_time TIMESTAMP,
                                last_update TIMESTAMP,
                                hostname TEXT,
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	(testpatts (hash-table-ref/default var-params "testpatts" "%"))
	(itempatts (hash-table-ref/default var-params "itempatts" "%")))
    (tasks:add tdb action owner target runname testpatts itempatts)))

;; return one task from those who are 'new' OR 'waiting' AND more than 10sec old
;;
(define (tasks:snag-a-task tdb)
  (let ((res #f))

    (with-transaction 


     tdb






     (lambda ()
       ;; execution time is updated with every snag, wait 10 secs before doing anything with the queue
       (sqlite3:for-each-row
	(lambda (id . rem)
	  (set! res (apply vector id rem)))
	tdb
	"SELECT id,action,owner,state,target,name,test,item,creation_time,execution_time
           FROM tasks_queue
             WHERE 
                state='new' OR
                (state='waiting' AND (strftime('%s','now')-execution_time) > 10) OR
                state='reset'
             ORDER BY execution_time ASC LIMIT 1;")
       (if res ;; yep, have work to be done
	   (begin
	     (sqlite3:execute tdb "UPDATE tasks_queue SET state='inprogress',execution_time=strftime('%s','now') WHERE id=?;"
			      (tasks:task-get-id res))
	     res)
	   #f)))))

(define (tasks:reset-stuck-tasks tdb)
  (let ((res '()))
    (sqlite3:for-each-row
     (lambda (id delta)
       (set! res (cons id res)))
     tdb







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	(testpatts (hash-table-ref/default var-params "testpatts" "%"))
	(itempatts (hash-table-ref/default var-params "itempatts" "%")))
    (tasks:add tdb action owner target runname testpatts itempatts)))

;; return one task from those who are 'new' OR 'waiting' AND more than 10sec old
;;
(define (tasks:snag-a-task tdb)
  (let ((res    #f)
	(keytxt (conc (current-process-id) "-" (get-host-name) "-" (car (user-information (current-user-id))))))

    ;; first randomly set a new to pid-hostname-hostname
    (sqlite3:execute
     tdb 
     "UPDATE tasks_queue SET keylock=? WHERE id IN
        (SELECT id FROM tasks_queue 
           WHERE state='new' OR 
                 (state='waiting' AND (strftime('%s','now')-execution_time) > 10) OR
                 state='reset'
           ORDER BY RANDOM() LIMIT 1);" keytxt)


    (sqlite3:for-each-row
     (lambda (id . rem)
       (set! res (apply vector id rem)))
     tdb
     "SELECT id,action,owner,state,target,name,test,item,creation_time,execution_time FROM tasks_queue WHERE keylock=? ORDER BY execution_time ASC LIMIT 1;" keytxt)






    (if res ;; yep, have work to be done
	(begin
	  (sqlite3:execute tdb "UPDATE tasks_queue SET state='inprogress',execution_time=strftime('%s','now') WHERE id=?;"
			   (tasks:task-get-id res))
	  res)
	#f)))

(define (tasks:reset-stuck-tasks tdb)
  (let ((res '()))
    (sqlite3:for-each-row
     (lambda (id delta)
       (set! res (cons id res)))
     tdb
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               FROM tasks_queue "
               ;; WHERE  
               ;;   state IN " statesstr " AND 
	       ;;   action IN " actionsstr 
	   " ORDER BY creation_time DESC;"))
    res))





;; 
(define (tasks:start-monitor db tdb)
  (if (> (tasks:get-num-alive-monitors tdb) 2) ;; have two running, no need for more
      (debug:print 1 "INFO: Not starting monitor, already have more than two running")
      (let* ((megatestdb     (conc *toppath* "/megatest.db"))
	     (monitordbf     (conc *toppath* "/monitor.db"))
	     (last-db-update 0)) ;; (file-modification-time megatestdb)))







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               FROM tasks_queue "
               ;; WHERE  
               ;;   state IN " statesstr " AND 
	       ;;   action IN " actionsstr 
	   " ORDER BY creation_time DESC;"))
    res))

;; remove tasks given by a string of numbers comma separated
(define (tasks:remove-queue-entries tdb task-ids)
  (sqlite3:execute tdb (conc "DELETE FROM tasks_queue WHERE id IN (" task-ids ");")))

;; 
(define (tasks:start-monitor db tdb)
  (if (> (tasks:get-num-alive-monitors tdb) 2) ;; have two running, no need for more
      (debug:print 1 "INFO: Not starting monitor, already have more than two running")
      (let* ((megatestdb     (conc *toppath* "/megatest.db"))
	     (monitordbf     (conc *toppath* "/monitor.db"))
	     (last-db-update 0)) ;; (file-modification-time megatestdb)))