Megatest

					   (begin
					     (set! success #f)
					     (debug:print 0 "WARNING: failure in with-input-from-request to " fullurl ".")
					     (debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
					     (hash-table-delete! *runremote* run-id)
					     ;; Killing associated server to allow clean retry.")
					     (tasks:kill-server-run-id run-id)  ;; better to kill the server in the logic that called this routine?
					     (signal (make-composite-condition
						      (make-property-condition 'commfail 'message "failed to connect to server")))
					     "communications failed")
					   (with-input-from-request ;; was dat
					    fullurl 
					    (list (cons 'key "thekey")
						  (cons 'cmd cmd)
						  (cons 'params sparams))
					    read-string))

(define (launch:setup-for-run #!key (force #f))
  ;; would set values for KEYS in the environment here for better support of env-override but 
  ;; have chicken/egg scenario. need to read megatest.config then read it again. Going to 
  ;; pass on that idea for now
  ;; special case
  (if (or force (not (hash-table? *configdat*)))  ;; no need to re-open on every call
      (begin
	(set! *configinfo* (or (if (get-environment-variable "MT_MDINFO") ;; we are inside a test - do not reprocess configs
				   (let ((alistconfig (conc (get-environment-variable "MT_LINKTREE") "/"
							    (get-environment-variable "MT_TARGET")   "/"
							    (get-environment-variable "MT_RUNNAME")  "/"
							    ".megatest.cfg")))
				     (if (file-exists? alistconfig)
					 (list (configf:read-alist alistconfig)
					       (get-environment-variable "MT_RUN_AREA_HOME"))

	(if (file-exists? linktree) ;; can't proceed without linktree
	    (begin
	      (if (not (file-exists? fulldir))
		  (create-directory fulldir #t)) ;; need to protect with exception handler 
	      (if (and target
		       runname
		       (file-exists? fulldir))
		  (let ((tmpfile  (conc fulldir "/.megatest.cfg." (current-seconds)))
			(targfile (conc fulldir "/.megatest.cfg")))
		    (debug:print-info 0 "Caching megatest.config in " fulldir "/.megatest.cfg")
		    (configf:write-alist *configdat* tmpfile)
		    (system (conc "ln -sf " tmpfile " " targfile))
		    )))))))


(define (get-best-disk confdat)
  (let* ((disks    (hash-table-ref/default confdat "disks" #f))
	 (best     #f)
	 (bestsize 0))
    (if disks 

				lnkpath)
			    testname "")
	  ;; (rmt:general-call 'test-set-rundir run-id lnkpath testname "") ;; toptest-path)
	  (if (or (not curr-test-path)
		  (not (directory-exists? toptest-path)))
	      (begin
		(debug:print-info 2 "Creating " toptest-path " and link " lnkpath)
		(handle-exceptions
		 exn
		 #f ;; don't care to catch and deal with errors here for now.
		 (create-directory toptest-path #t))
		(hash-table-set! *toptest-paths* testname toptest-path)))))

    ;; The toptest path has been created, the link to the test in the linktree has
    ;; been created. Now, if this is an iterated test the real test dir must be created
    (if (not not-iterated) ;; this is an iterated test
	(begin ;; (let ((lnktarget (conc lnkpath "/" item-path)))
	  (debug:print 2 "Setting up sub test run area")

;; )


;;======================================================================
;;  S U P P O R T   F U N C T I O N S
;;======================================================================

;; NOT USED
;;
(define (rmt:call-transport run-id connection-info cmd jparams)
  (case (server:get-transport)
    ((rpc)  ( rpc-transport:client-api-send-receive run-id connection-info cmd jparams))
    ((http) (http-transport:client-api-send-receive run-id connection-info cmd jparams))
    ((fs)   ( fs-transport:client-api-send-receive run-id connection-info cmd jparams))
    ((zmq)  (zmq-transport:client-api-send-receive run-id connection-info cmd jparams))
    (else   ( rpc-transport:client-api-send-receive run-id connection-info cmd jparams))))

	    (hash-table-set! *db-local-sync* (or run-id 0) start-time) ;; the oldest "write"
	    (mutex-unlock! *db-multi-sync-mutex*)))
      res)))

(define (rmt:send-receive-no-auto-client-setup connection-info cmd run-id params)
  (let* ((run-id   (if run-id run-id 0))
	 ;; (jparams  (db:obj->string params)) ;; (rmt:dat->json-str params))
	 (res  	   (condition-case
		    (http-transport:client-api-send-receive run-id connection-info cmd params)
		    ((commfail)(vector #f "communications fail")))))
    (if (and res (vector-ref res 0))
	res
	#f)))
;; 	(db:string->obj (vector-ref dat 1))
;; 	(begin
;; 	  (debug:print 0 "ERROR: rmt:send-receive-no-auto-client-setup failed, attempting to continue. Got " dat)
;; 	  dat))))