Megatest

(if (args:get-arg "-version")
    (begin
      (print megatest-version)
      (exit)))

(define *didsomething* #f)

;; Force default transport to fs
(if (and (or (args:get-arg "-list-targets")
	     (args:get-arg "-list-db-targets"))
	 (not (args:get-arg "-transport")))
    (hash-table-set! args:arg-hash "-transport" "fs"))
(if ;; (and (or (args:get-arg "-list-targets")
    ;;          (args:get-arg "-list-db-targets"))
 (not (args:get-arg "-transport"))
 (hash-table-set! args:arg-hash "-transport" "fs"))

;;======================================================================
;; Misc setup stuff
;;======================================================================

(debug:setup)

;;   we start the server if not running else start the client thread
;;======================================================================

(if (args:get-arg "-server")
    (let ((transport (args:get-arg "-transport" "http")))
      (debug:print 2 "Launching server using transport " transport)
      (server:launch (string->symbol transport)))

    ;; Not a server? This section will decide how to communicate
    ;;
    (if (not (null? (lset-intersection 
		     equal?
		     (hash-table-keys args:arg-hash)
		     '("-runtests"    "-list-runs"   "-rollup"
		       "-remove-runs" "-lock"        "-unlock"
		       "-update-meta" "-extract-ods"))))
		       "-update-meta" "-extract-ods" "-list-servers"
		       "-stop-server" "-show-cmdinfo"))))
	(if (setup-for-run)
	    (let loop ((servers  (open-run-close tasks:get-best-server tasks:open-db))
		       (trycount 0))
	      (if (or (not servers)
		      (null? servers))
		  (begin
	    (begin
		    (if (even? trycount) ;; just do the server start every other time through this loop (every 8 seconds)
			(begin
			  (debug:print 0 "INFO: Starting server as none running ...")
			  ;; (server:launch (string->symbol (args:get-arg "-transport" "http"))))
			  ;; no need to use fork, no need to do the list-servers trick. Just start the damn server, it will exit on it's own
			  ;; if there is an existing server
			  (system "megatest -server - -daemonize")
			  (thread-sleep! 3)
			  ;; (process-run (car (argv)) (list "-server" "-" "-daemonize" "-transport" (args:get-arg "-transport" "http")))
			  ;; (system (conc "megatest -list-servers | egrep '" megatest-version ".*alive' || megatest -server - -daemonize && sleep 3"))
			  ;; (process-fork (lambda ()
			  ;;       	  (daemon:ize)
			  ;;       	  (server:launch (string->symbol (args:get-arg "-transport" "http")))))
			  )

			(begin
			  (debug:print-info 0 "Waiting for server to start")
	      ;; if not list or kill then start a client (if appropriate)
	      (if (or (args-defined? "-h" "-version" "-gen-megatest-area" "-gen-megatest-test")
		      (eq? (length (hash-table-keys args:arg-hash)) 0))
		  (debug:print-info 1 "Server connection not needed")
			  (thread-sleep! 4)))
		    (if (< trycount 10)
			(loop (open-run-close tasks:get-best-server tasks:open-db) 
			      (+ trycount 1))
		  ;; ok, so lets connect to the server
		  (let ((transport-from-config (configf:lookup *configdat* "setup" "transport"))
			(transport-from-cmdln  (args:get-arg "-transport")))
		    (cond
		     ((and transport-from-config (not (equal? transport-from-config "fs")))
		      (server:ensure-running)
		      (client:launch))
			(debug:print 0 "WARNING: Couldn't start or find a server.")))
		  (debug:print 0 "INFO: Server(s) running " servers)
		  )))))
		     ((and transport-from-cmdln (not (equal? transport-from-cmdln "fs")))
		      (server:ensure-running)
		      (client:launch))
		     (else
		      (set! *transport-type* 'fs)))))))))

(if (or (args:get-arg "-list-servers")
	(args:get-arg "-stop-server"))
    (let ((tl (setup-for-run)))
      (if tl 
	  (let* ((servers (open-run-close tasks:get-all-servers tasks:open-db))
		 (fmtstr  "~5a~12a~8a~20a~24a~10a~10a~10a~10a\n")

		     (begin
		       (debug:print-info 0 "Attempting to stop server with pid " pid)
		       (tasks:kill-server status hostname pullport pid transport)))))
	     servers)
	    (debug:print-info 1 "Done with listservers")
	    (set! *didsomething* #t)
	    (exit)) ;; must do, would have to add checks to many/all calls below
	  (exit)))
	  (exit))))
    ;; if not list or kill then start a client (if appropriate)
    (if (or (args-defined? "-h" "-version" "-gen-megatest-area" "-gen-megatest-test")
	    (eq? (length (hash-table-keys args:arg-hash)) 0))
	(debug:print-info 1 "Server connection not needed")
	;; ok, so lets connect to the server
	(client:launch)))

;;======================================================================
;; Weird special calls that need to run *after* the server has started?
;;======================================================================

(if (args:get-arg "-list-targets")
    (let ((targets (common:get-runconfig-targets)))

       ((string=? (args:get-arg "-dumpmode") "json")
	(json-write data))
       (else
	(debug:print 0 "ERROR: -dumpmode of " (args:get-arg "-dumpmode") " not recognised")))
      (set! *didsomething* #t)))

(if (args:get-arg "-show-cmdinfo")
    (if (getenv "MT_CMDINFO")
    (let ((data (read (open-input-string (base64:base64-decode (getenv "MT_CMDINFO"))))))
      (if (equal? (args:get-arg "-dumpmode") "json")
	  (json-write data)
	  (pp data))
      (set! *didsomething* #t)))
	(let ((data (read (open-input-string (base64:base64-decode (getenv "MT_CMDINFO"))))))
	  (if (equal? (args:get-arg "-dumpmode") "json")
	      (json-write data)
	      (pp data))
	  (set! *didsomething* #t))
	(debug:print-info 0 "environment variable MT_CMDINFO is not set")))

;;======================================================================
;; Remove old run(s)
;;======================================================================

;; since several actions can be specified on the command line the removal
;; is done first