Megatest

(define (dbfile:get-process-info nsdb host pid)
  (let ((res (sqlite3:fold-row
	      ;; host port pid starttime status mtversion
	      (lambda (res . row)
		(cons row res))
	      '()
	      nsdb
	      "SELECT (host,port,pid,starttime,status,purpose,dbname,mtversionn FROM processes WHERE host=? AND pid=?;"
	      "SELECT host,port,pid,starttime,status,purpose,dbname,mtversion FROM processes WHERE host=? AND pid=?;"
	      host pid)))
    (if (null? res)
	#f
	(car res))))

(define (dbfile:set-process-done nsdb host pid reason)
  (sqlite3:execute nsdb "UPDATE processes SET status='ended',endtime=?,reason=? WHERE host=? AND pid=?;" (current-seconds) reason host pid)

	  (exit 1))))

;; immediately set MT_TARGET if -reqtarg or -target are available
;;
(let ((targ (or (args:get-arg "-reqtarg")(args:get-arg "-target"))))
  (if targ (setenv "MT_TARGET" targ)))

;; set the purpose field in procinf

(procinf-purpose-set! *procinf* (get-purpose args:arg-hash))
(procinf-mtversion-set! *procinf* megatest-version)

;; The watchdog is to keep an eye on things like db sync etc.
;;

;; TODO: for multiple areas, we will have multiple watchdogs; and multiple threads to manage
;;(define *watchdog* (make-thread
;;		    (lambda ()
;;		      (handle-exceptions

				(tt:start-tcp-server ttdat)) ;; start the tcp-server which applies handler to incoming data
			      "tcp-server-thread"))
		 (run-thread (make-thread
			      (lambda ()
				(tt:keep-running ttdat dbfname dbstruct)))))
	    (thread-start! tcp-thread)
	    (thread-start! run-thread)

	    (procinf-port-set! *procinf* (tt-port ttdat))
	    (let* ((areapath     (tt-areapath ttdat))
		   (nosyncdbpath (conc areapath"/.mtdb")))
	      (dbfile:with-no-sync-db
	       nosyncdbpath
	       (lambda (nsdb)
		 (dbfile:insert-or-update-process nsdb *procinf*)))
	    
	    (thread-join! run-thread) ;; run thread will exit on timeout or other conditions
	      (thread-join! run-thread) ;; run thread will exit on timeout or other conditions
	      (procinf-status-set! *procinf* "done")
	      (dbfile:with-no-sync-db
	       nosyncdbpath
	       (lambda (nsdb)
		 (dbfile:insert-or-update-process nsdb *procinf*))))
            (debug:print 0 *default-log-port* "Exiting now.")
	    (exit))))))

(define (tt:keep-running ttdat dbfname dbstruct)
  ;; verfiy conn for ready
  ;; listener socket has been started by this stage
  ;; wait for a port before creating the registration file