Megatest

      (mutex-unlock! *completed-mutex*)
      (if (and (not got-it)
	       (< (current-seconds) timeout))
	  (begin
	    (thread-sleep! 0.01)
	    (loop))))
    (set! *number-of-writes*   (+ *number-of-writes*   1))
    (set! *writes-total-delay* (+ *writes-total-delay* 1))
    (set! *writes-total-delay* (+ *writes-total-delay* (- (current-milliseconds) start-time)))
    got-it))
	  
(define (db:process-queue-item db item)
  (let* ((stmt-key       (cdb:packet-get-qtype item))
	 (qry-sig        (cdb:packet-get-query-sig item))
	 (return-address (cdb:packet-get-client-sig item))
	 (params         (cdb:packet-get-params item))

  ;; (cdb:flush-queue *runremote*)
  (if (and (not (equal? item-path ""))
	   (member status '("PASS" "WARN" "FAIL" "WAIVED" "RUNNING" "CHECK" "SKIP")))
      (begin
	(sqlite3:execute 
	 db
	 "UPDATE tests 
             SET fail_count=(SELECT count(id) FROM tests WHERE run_id=? AND testname=? AND item_path != '' AND status='FAIL'),
             SET fail_count=(SELECT count(id) FROM tests WHERE run_id=? AND testname=? AND item_path != '' AND status IN ('FAIL','CHECK')),
                 pass_count=(SELECT count(id) FROM tests WHERE run_id=? AND testname=? AND item_path != '' AND status IN ('PASS','WARN','WAIVED'))
             WHERE run_id=? AND testname=? AND item_path='';"
	 run-id test-name run-id test-name run-id test-name)
        ;; (thread-sleep! 0.1) ;; give other processes a chance here, no, better to be done ASAP?
	(if (equal? status "RUNNING") ;; running takes priority over all other states, force the test state to RUNNING
	    (sqlite3:execute db "UPDATE tests SET state=? WHERE run_id=? AND testname=? AND item_path='';" "RUNNING" run-id test-name)
	    (sqlite3:execute
	     db
	     "UPDATE tests
                       SET state=CASE 
                                   WHEN (SELECT count(id) FROM tests 
                                                WHERE run_id=? AND testname=?
                                                     AND item_path != '' 
                                                     AND state in ('RUNNING','NOT_STARTED')) > 0 THEN 'RUNNING'
                                   ELSE 'COMPLETED' END,
                                      status=CASE 
                                            WHEN fail_count > 0 THEN 'FAIL' 
                                            WHEN pass_count > 0 AND fail_count=0 THEN 'PASS' 
                                            ELSE 'UNKNOWN' END
                            status=CASE 
                                  WHEN fail_count > 0 THEN 'FAIL' 
                                  WHEN pass_count > 0 AND fail_count=0 THEN 'PASS' 
                                  WHEN (SELECT count(id) FROM tests
                                         WHERE run_id=? AND testname=?
                                              AND item_path != ''
                                              AND status = 'SKIP') > 0 THEN 'SKIP'
                                  ELSE 'UNKNOWN' END
                       WHERE run_id=? AND testname=? AND item_path='';"
	     run-id test-name run-id test-name))
	     run-id test-name run-id test-name run-id test-name))
	#f)
      #f))

;;======================================================================
;; Tests meta data
;;======================================================================

	   test-id test-id)
	  (sqlite3:finalize! tdb)

	  ;; Now rollup the counts to the central megatest.db
	  (cdb:pass-fail-counts *runremote* test-id fail-count pass-count)
	  ;; (sqlite3:execute db "UPDATE tests SET fail_count=?,pass_count=? WHERE id=?;" 
	  ;;                     fail-count pass-count test-id)

	  ;; The flush is not needed with the transaction based write agregation enabled. Remove these commented lines
	  ;; next time you read this!
	  ;;
	  (cdb:flush-queue *runremote*)
	  ;; (cdb:flush-queue *runremote*)
	  ;; (thread-sleep! 1) ;; play nice with the queue by ensuring the rollup is at least 10ms later than the set
	  
	  ;; if the test is not FAIL then set status based on the fail and pass counts.
	  (cdb:test-rollup-test_data-pass-fail *runremote* test-id)
	  ;; (sqlite3:execute
	  ;;  db   ;;; NOTE: Should this be WARN,FAIL? A WARN is not a FAIL????? BUG FIXME
	  ;;  "UPDATE tests

(declare (unit http-transport))

(declare (uses common))
(declare (uses db))
(declare (uses tests))
(declare (uses tasks)) ;; tasks are where stuff is maintained about what is running.
(declare (uses server))
(declare (uses daemon))

(include "common_records.scm")
(include "db_records.scm")

(define (http-transport:make-server-url hostport)
  (if (not hostport)
      #f

(define (http-transport:try-start-server ipaddrstr portnum)
  (handle-exceptions
   exn
   (begin
     (print-error-message exn)
     (if (< portnum 9000)
	 (begin 
	   (print "WARNING: failed to start on portnum: " portnum ", trying next port")
	   (debug:print 0 "WARNING: failed to start on portnum: " portnum ", trying next port")
	   (thread-sleep! 0.1)
	   ;; (open-run-close tasks:remove-server-records tasks:open-db)
	   (open-run-close tasks:server-delete tasks:open-db ipaddrstr portnum)
	   (http-transport:try-start-server ipaddrstr (+ portnum 1)))
	 (print "ERROR: Tried and tried but could not start the server")))
   ;; any error in following steps will result in a retry
   (set! *runremote* (list ipaddrstr portnum))

(define (http-transport:client-connect iface port)
  (let* ((login-res   #f)
	 (serverdat   (list iface port)))
    (set! login-res (client:login serverdat))
    (if (and (not (null? login-res))
	     (car login-res))
	(begin
	  (debug:print-info 2 "Logged in and connected to " iface ":" port)
	  (debug:print-info 0 "Logged in and connected to " iface ":" port)
	  (set! *runremote* serverdat)
	  serverdat)
	(begin
	  (debug:print-info 2 "Failed to login or connect to " iface ":" port)
	  (debug:print-info 0 "Failed to login or connect to " iface ":" port)
	  (set! *runremote* #f)
	  (set! *transport-type* 'fs)
	  #f))))


;; run http-transport:keep-running in a parallel thread to monitor that the db is being 
;; used and to shutdown after sometime if it is not.
;;
(define (http-transport:keep-running)

                              (begin
                                (sleep 4)
                                (loop))))))
         (iface       (car server-info))
         (port        (cadr server-info))
         (last-access 0)
	 (tdb         (tasks:open-db))
	 (spid        ;;(open-run-close tasks:server-get-server-id tasks:open-db #f iface port #f))
	 (spid        (tasks:server-get-server-id tdb #f iface port #f))
	   (tasks:server-get-server-id tdb #f iface port #f))
	 (server-timeout (let ((tmo (config-lookup  *configdat* "server" "timeout")))
			   (if (and (string? tmo)
				    (string->number tmo))
			       (* 60 60 (string->number tmo))
			       ;; default to three days
			       (* 3 24 60)))))
			       (* 3 24 60 60)))))
    (debug:print-info 2 "server-timeout: " server-timeout ", server pid: " spid " on " iface ":" port)
    (let loop ((count 0))
      (thread-sleep! 4) ;; no need to do this very often
      ;; NB// sync currently does NOT return queue-length
      (let () ;; (queue-len (cdb:client-call server-info 'sync #t 1)))
      ;; (print "Server running, count is " count)
        (if (< count 1) ;; 3x3 = 9 secs aprox
            (loop (+ count 1)))
        
	;; Check that iface and port have not changed (can happen if server port collides)
	(mutex-lock! *heartbeat-mutex*)
	(set! sdat *runremote*)
	(mutex-unlock! *heartbeat-mutex*)

	(if (not (equal? sdat (list iface port)))
	(if (or (not (equal? sdat (list iface port)))
		(not spid))
	    (begin 
	      (debug:print-info 1 "interface changed, refreshing iface and port info")
	      (debug:print-info 0 "interface changed, refreshing iface and port info")
	      (set! iface (car sdat))
	      (set! port  (cadr sdat))
	      (set! spid  (tasks:server-get-server-id tdb #f iface port #f))))

        ;; NOTE: Get rid of this mechanism! It really is not needed...
        ;; (open-run-close tasks:server-update-heartbeat tasks:open-db spid)
        (tasks:server-update-heartbeat tdb spid)
      
        ;; (if ;; (or (> numrunning 0) ;; stay alive for two days after last access
        (mutex-lock! *heartbeat-mutex*)
        (set! last-access *last-db-access*)
        (mutex-unlock! *heartbeat-mutex*)
	;; (debug:print 11 "last-access=" last-access ", server-timeout=" server-timeout)
        (if (> (+ last-access server-timeout)
               (current-seconds))
            (begin
              (debug:print-info 2 "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
              (loop 0))
            (begin
              (debug:print-info 0 "Starting to shutdown the server.")
              ;; need to delete only *my* server entry (future use)
              (set! *time-to-exit* #t)
              (tasks:server-deregister-self tdb (get-host-name))
              (open-run-close tasks:server-deregister-self tasks:open-db (get-host-name))
              (thread-sleep! 1)
              (debug:print-info 0 "Max cached queries was    " *max-cache-size*)
	      (debug:print-info 0 "Number of cached writes   " *number-of-writes*)
	      (debug:print-info 0 "Average cached write time "
				(if (eq? *number-of-writes* 0)
				    "n/a (no writes)"
				    (/ *writes-total-delay*

	      (thread-start! th3)
	      (thread-start! th1)
	      (set! *didsomething* #t)
	      (thread-join! th2))
	    (debug:print 0 "ERROR: Failed to setup for megatest")))
    (exit)))

;; (use trace)
;; (trace http-transport:keep-running 
;;        tasks:server-update-heartbeat
;;        tasks:server-get-server-id)
;;        tasks:get-best-server
;;        http-transport:run
;;        http-transport:launch
;;        http-transport:try-start-server
;;        http-transport:client-send-receive
;;        http-transport:make-server-url
;;        tasks:server-register
;;        tasks:server-delete
;;        start-server
;;        hostname->ip
;;        with-input-from-request
;;        tasks:server-deregister-self)

(define (http-transport:server-signal-handler signum)
  (handle-exceptions
   exn
   (debug:print " ... exiting ...")
   (let ((th1 (make-thread (lambda ()
			     (thread-sleep! 1))
			     ;; (if (not *received-response*)

;; Always use two digit decimal
;; 1.01, 1.02...1.10,1.11 ... 1.99,2.00..

(declare (unit megatest-version))

(define megatest-version 1.5415)
(define megatest-version 1.5416)

(define (tasks:open-db)
  (let* ((dbpath  (conc *toppath* "/monitor.db"))
	 (exists  (file-exists? dbpath))
	 (mdb     (sqlite3:open-database dbpath)) ;; (never-give-up-open-db dbpath))
	 (handler (make-busy-timeout 36000)))
    (sqlite3:set-busy-handler! mdb handler)
    (sqlite3:execute mdb (conc "PRAGMA synchronous = 0;"))
    (sqlite3:execute mdb (conc "PRAGMA synchronous = 1;"))
    (if (not exists)
	(begin
	  (sqlite3:execute mdb "CREATE TABLE IF NOT EXISTS tasks_queue (id INTEGER PRIMARY KEY,
                                action TEXT DEFAULT '',
                                owner TEXT,
                                state TEXT DEFAULT 'new',
                                target TEXT DEFAULT '',

       (begin
	 (debug:print 0 "ERROR: tasks:server-get-server-id needs (hostname and pid) OR (iface and port) OR (hostname and port)")
	 "SELECT id FROM servers WHERE pid=-999;")))
     (if hostname hostname iface)(if pid pid port))
    res))

(define (tasks:server-update-heartbeat mdb server-id)
  (debug:print-info 0 "Heart beat update of server id=" server-id)
  (sqlite3:execute mdb "UPDATE servers SET heartbeat=strftime('%s','now') WHERE id=?;" server-id))

;; alive servers keep the heartbeat field upto date with seconds every 6 or so seconds
(define (tasks:server-alive? mdb server-id #!key (iface #f)(hostname #f)(port #f)(pid #f))
  (let* ((server-id  (if server-id 
			 server-id
			 (tasks:server-get-server-id mdb hostname iface port pid)))

(let ((target (assoc 
	       ;; Put the variable name here, note: only *one* '
	       ;; 'TARGET_OS
	       'MANYITEMS
	       (read (open-input-string (get-environment-variable "MT_ITEM_INFO"))))))
  (case (if target target 'var-undef)
    ((suse)      (system "echo suse-launcher.pl"))
    ((redhat)    (system "echo red-hat-launcher.pl"))
    ((af)        (system "echo Got af"))
    ((var-undef) (system "echo Variable not in MT_ITEM_INFO list"))
    (else        (system "echo normal-launcher.pl"))))

#!/bin/bash

prefix=$1
cmd=$2

echo "#!/bin/bash"
if [ "$LD_LIBRARY_PATH" != "" ];then
  echo "INFO: Using LD_LIBRARY_PATH=$LD_LIBRARY_PATH" >&2
  echo "export LD_LIBRARY_PATH=$LD_LIBRARY_PATH"
else
  echo "INFO: LD_LIBRARY_PATH not set" >&2
fi

fullcmd="$prefix/bin/$cmd"

echo "$fullcmd \"\$@\""