Megatest

;; Copyright 2006-2012, Matthew Welland.
;; 
;;  This program is made available under the GNU GPL version 2.0 or
;;  greater. See the accompanying file COPYING for details.
;; 
;;  This program is distributed WITHOUT ANY WARRANTY; without even the
;;  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
;;  PURPOSE.

;; (include "common.scm")
;; (include "megatest-version.scm")

(use sqlite3 srfi-1 posix regex regex-case srfi-69 base64 format readline apropos json 
     http-client directory-utils z3 srfi-18) ;;  extras)

(import (prefix sqlite3 sqlite3:))
(import (prefix base64 base64:))

;; (use zmq)

(declare (uses common))
(declare (uses megatest-version))

			"-logging"
			"-v" ;; verbose 2, more than normal (normal is 1)
			"-q" ;; quiet 0, errors/warnings only
		       )
		 args:arg-hash
		 0))

;; The watchdog is to keep an eye on things like db sync etc.
;;
(define *watchdog*
  (make-thread 
   (lambda ()
     (let loop ()
       (thread-sleep! 5) ;; five second resolution is only a minor burden and should be tolerable 

       ;; sync for filesystem local db writes
       ;;
       (let ((start-time (current-seconds)))
	 (mutex-lock! *db-multi-sync-mutex*)
	 (for-each 
	  (lambda (run-id)
	    (let ((last-write (hash-table-ref/default *db-local-sync* run-id 0)))
	      (if ;; (and 
	       (> (- start-time last-write) 5) ;; every five seconds
	       ;;      (common:db-access-allowed?))
	       (begin
		 (db:multi-db-sync (list run-id) 'new2old)
		 (if (common:low-noise-print 30 "sync new to old")
		     (debug:print-info 0 "Sync of newdb to olddb for run-id " run-id " completed in " (- (current-seconds) start-time) " seconds"))
		 (hash-table-delete! *db-local-sync* run-id)))))
	  (hash-table-keys *db-local-sync*))
	 (mutex-unlock! *db-multi-sync-mutex*))
       
       ;; keep going unless time to exit
       ;;
       (if (not *time-to-exit*)
	   (loop))))
   "Watchdog thread"))

(thread-start! *watchdog*)

(define (std-exit-procedure)
  (rmt:print-db-stats)
  (let ((run-ids (hash-table-keys *db-local-sync*)))
    (if (not (null? run-ids))
	(db:multi-db-sync run-ids 'new2old)))
  (if *dbstruct-db* (db:close-all *dbstruct-db*))

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

(if *runremote* (close-all-connections!))

(if (not *didsomething*)
    (debug:print 0 help))

(set! *time-to-exit* #t)
(thread-join! *watchdog*)

(if (not (eq? *globalexitstatus* 0))
    (if (or (args:get-arg "-runtests")(args:get-arg "-runall"))
        (begin
           (debug:print 0 "NOTE: Subprocesses with non-zero exit code detected: " *globalexitstatus*)
           (exit 0))
        (case *globalexitstatus*
         ((0)(exit 0))
         ((1)(exit 1))
         ((2)(exit 2))
         (else (exit 3)))))