Megatest

;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

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

(declare (unit rmtmod))

(declare (uses apimod))
(declare (uses clientmod))
(declare (uses commonmod))
(declare (uses configfmod))
(declare (uses dbmod))
(declare (uses debugprint))
(declare (uses itemsmod))
(declare (uses mtargs))
(declare (uses mtver))
(declare (uses pgdb))
(declare (uses portloggermod))
(declare (uses servermod))
(declare (uses tasksmod))


(module rmtmod
	*
	
(import scheme
		
	chicken.base
	chicken.condition
	chicken.file
	chicken.file.posix
	chicken.format
	chicken.io
	chicken.pathname
	chicken.port
	chicken.pretty-print
	chicken.process
	chicken.process-context
	chicken.process-context.posix
	chicken.sort
	chicken.string
	chicken.tcp	chicken.random
	chicken.time
	chicken.time.posix
	(prefix sqlite3 sqlite3:)
	
	directory-utils
	http-client
	intarweb
	matchable
	md5
	message-digest
	(prefix base64 base64:)
	(prefix sqlite3 sqlite3:)
	regex
	s11n
	spiffy
	spiffy-directory-listing
	spiffy-request-vars
	srfi-1
	srfi-13
	srfi-18
	srfi-69
	stack
	system-information
	typed-records
	uri-common
	z3
       
	apimod
	clientmod
	commonmod
	configfmod
	dbmod
	debugprint
	itemsmod
	mtver
	pgdb
	pkts
	portloggermod
	(prefix mtargs args:)
	servermod
	stml2
	tasksmod
	)

(defstruct alldat
  (areapath #f)
  (ulexdat  #f)
  )

;; (include "db_records.scm")

;;======================================================================
;; return the handle struct for sending queries to a specific database
;;  - initializes the connection object if this is the first access
;;    - finds the "captain" and asks who to talk to for the given dbfname
;;    - establishes the connection to the current dbowner
;;

    	(ulex:remote-request udata ulexconn 'immediate dbfile 'execute rid params)))
    ;; need to call this on the other side 
    ;; (api:execute-requests dbstruct-local (vector (symbol->string cmd) params))))
    
    #;(with-input-from-string
	(ulex:remote-request udata ulexconn 'immediate dbfile 'execute rid (with-output-to-string (lambda ()(serialize params))))
       (lambda ()(deserialize)))

;;
;; THESE ARE ALL CALLED ON THE CLIENT SIDE!!!
;;

;; generate entries for ~/.megatestrc with the following
;;
;;  grep define ../rmt.scm | grep rmt: |perl -pi -e 's/\(define\s+\((\S+)\W.*$/\1/'|sort -u

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

;; ;; if a server is either running or in the process of starting call client:setup
;; ;; else return #f to let the calling proc know that there is no server available
;; ;;
;; (define (rmt:get-connection-info areapath #!key (area-dat #f)) ;; TODO: push areapath down.
;;   (let* ((runremote (or area-dat *runremote*))
;; 	 (cinfo     (if (remote? runremote)
;; 			(remote-conndat runremote)
;; 			#f)))
;; 	  (if cinfo
;; 	      cinfo
;; 	      (if (server:check-if-running areapath)
;; 		  (client:setup areapath)
;; 		  #f))))

(defstruct rmt:remote
  (conns (make-hash-table)) ;; apath/dbname => rmt:conn
  )

(defstruct rmt:conn
  (apath    #f)
  (dbname   #f)
  (fullname #f)
  (hostport #f)
  (ipaddr   #f)
  (port     #f)
  (srvpkt   #f)
  (lastmsg  0)
  (expires  0))

;; replaces *runremote*
(define *rmt:remote* (make-rmt:remote))

;; -> http://abc.com:900/<entrypoint>
;;
(define (rmt:conn->uri conn entrypoint)
  (conc "http://"(rmt:conn-ipaddr conn)":"(rmt:conn-port conn)"/"entrypoint))

;; set up the api proc, seems like there should be a better place for this?
(define api-proc (make-parameter conc))
(api-proc api:process-request)

;; do we have a connection to apath dbname and
;; is it not expired? then return it
;;
;; else setup a connection
;;
;; if that fails, return '(#f "some reason") ;; NB// convert to raising an exception
;;
(define (rmt:get-connection remote apath dbname)
  (let* ((fullname (db:dbname->path apath dbname)) ;; we'll switch to full name later
	 (conn     (hash-table-ref/default (rmt:remote-conns remote) dbname #f)))
    (if (and conn
	     (< (current-seconds) (rmt:conn-expires conn)))
	conn
	#f)))

(define (rmt:find-main-server apath dbname)
  (let* ((pktsdir     (get-pkts-dir apath))
	 (all-srvpkts (get-all-server-pkts pktsdir *srvpktspec*))
	 (dbpath      (conc apath "/" dbname))
	 (viable-srvs (get-viable-servers all-srvpkts dbpath)))
    (get-the-server viable-srvs)))

;; looks for a connection to main
;; connections for other servers happens by requesting from main
;;
(define (rmt:open-main-connection remote apath)
  (let* ((dbname         (db:run-id->dbname #f))
	 (the-srv        (rmt:find-main-server apath dbname))
	 (start-main-srv (lambda ()
			   ;; srv not ready, delay a little and try again
			   (api:run-server-process apath dbname)
			   (thread-sleep! 2)
			   (rmt:open-main-connection remote apath) ;; TODO: Add limit to number of tries
			   )))
    (if the-srv ;; yes, we have a server, now try connecting to it
	(let* ((srv-addr (server-address the-srv))
	       (ipaddr   (alist-ref 'ipaddr the-srv))
	       (port     (alist-ref 'port   the-srv))
	       (fullpath (db:dbname->path apath dbname))
	       (srvready (server-ready? ipaddr port fullpath)))
	  (if srvready
	      (begin
		(hash-table-set! (rmt:remote-conns remote)
				 dbname ;; fullpath ;; yes, I'd prefer it to be fullpath - FIXME later
				 (make-rmt:conn
				  apath:   apath
				  dbname:  dbname
				  fullname: fullpath
				  hostport: srv-addr
				  ipaddr: ipaddr
				  port: port
				  srvpkt: the-srv
				  lastmsg: (current-seconds)
				  expires: (+ (current-seconds) 60) ;; this needs to be gathered during the ping
				  ))
		#t)
	      (start-main-srv)))
	(start-main-srv))))

;; NB// remote is a rmt:remote struct
;;
(define (rmt:general-open-connection remote apath dbname)
  (let  ((mainconn (rmt:get-connection remote apath (db:run-id->dbname #f))))
    ;; (debug:print 0 *default-log-port* "remote: " remote)
    (if (not mainconn)
	(begin
	  (rmt:open-main-connection remote apath)
	  (thread-sleep! 1)
	  (rmt:general-open-connection remote apath dbname))
	;; we have a connection to main, ask for contact info for dbname
	(let* ((res (rmt:send-receive 'get-server #f `(,apath ,dbname))))
	  ;; (print "rmt:general-open-connection got res="res)
	  res))))
	  

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

;; Defaults to 
;;
(define (rmt:send-receive cmd rid params #!key (attemptnum 1)(area-dat #f))
  (if (not *rmt:remote*)(set! *rmt:remote* (make-rmt:remote)))
  (let* ((apath *toppath*)
	 (conns *rmt:remote*)
	 (dbname (db:run-id->dbname rid)))
    (rmt:send-receive-real conns apath dbname rid cmd params)))

;; db is at apath/.db/dbname, rid is an intermediary solution and will be removed
;; sometime in the future
;;
(define (rmt:send-receive-real remote apath dbname rid cmd params)
  (let* ((conn (rmt:get-connection remote apath dbname)))
    (if conn
	(let* (;; (host    (rmt:conn-ipaddr conn))
	       ;; (port    (rmt:conn-port   conn))
	       (payload (sexpr->string params))
	       (res      (with-input-from-request
			  (rmt:conn->uri conn "api")
			  `((params . ,payload)
			    (cmd    . ,cmd)
			    (key    . "nokey"))
			  read-string)))
	  (if (string? res)
	      (string->sexpr res)
	      res))
	;; no conn yet, start it up
	(begin
	  (rmt:general-open-connection remote apath dbname)
	  (rmt:send-receive-real remote apath dbname rid cmd params)))))

;; db is at apath/.db/dbname, rid is an intermediary solution and will be removed
;; sometime in the future
;;
(define (rmt:send-receive-server-start remote apath dbname)
  (let* ((conn (rmt:get-connection remote apath dbname)))
    (assert conn "FATAL: Unable to connect to db "apath"/"dbname)
    (let* (;; (host    (rmt:conn-ipaddr conn))
	   ;; (port    (rmt:conn-port   conn))
	   ;; (payload (sexpr->string params))
	   (res      (with-input-from-request
		      (rmt:conn->uri conn "api") ;; (conc "http://"host":"port"/api")
		      `((params . (,apath ,dbname))
			;; (cmd    . ,cmd)
			#;(key    . "nokey"))
		      read-string)))
      (string->sexpr res))))

(define (rmt:print-db-stats)
  (let ((fmtstr "~40a~7-d~9-d~20,2-f")) ;; "~20,2-f"
    (debug:print 18 *default-log-port* "DB Stats\n========")
    (debug:print 18 *default-log-port* (format #f "~40a~8a~10a~10a" "Cmd" "Count" "TotTime" "Avg"))
    (for-each (lambda (cmd)
		(let ((cmd-dat (hash-table-ref *db-stats* cmd)))
		  (debug:print 18 *default-log-port* (format #f fmtstr cmd (vector-ref cmd-dat 0) (vector-ref cmd-dat 1) (/ (vector-ref cmd-dat 1)(vector-ref cmd-dat 0))))))
	      (sort (hash-table-keys *db-stats*)
		    (lambda (a b)
		      (> (vector-ref (hash-table-ref *db-stats* a) 0)
			 (vector-ref (hash-table-ref *db-stats* b) 0)))))))

(define (rmt:get-max-query-average run-id)
  (mutex-lock! *db-stats-mutex*)
  (let* ((runkey (conc "run-id=" run-id " "))
	 (cmds   (filter (lambda (x)
			   (substring-index runkey x))
			 (hash-table-keys *db-stats*)))
	 (res    (if (null? cmds)
		     (cons 'none 0)
		     (let loop ((cmd (car cmds))
				(tal (cdr cmds))
				(max-cmd (car cmds))
				(res 0))
		       (let* ((cmd-dat (hash-table-ref *db-stats* cmd))
			      (tot     (vector-ref cmd-dat 0))
			      (curravg (/ (vector-ref cmd-dat 1) (vector-ref cmd-dat 0))) ;; count is never zero by construction
			      (currmax (max res curravg))
			      (newmax-cmd (if (> curravg res) cmd max-cmd)))
			 (if (null? tal)
			     (if (> tot 10)
				 (cons newmax-cmd currmax)
				 (cons 'none 0))
			     (loop (car tal)(cdr tal) newmax-cmd currmax)))))))
    (mutex-unlock! *db-stats-mutex*)
    res))


;;======================================================================
;;
;; A C T U A L   A P I   C A L L S  
;;
;;======================================================================

;;======================================================================
;;  S E R V E R
;;======================================================================

(define (rmt:kill-server run-id)
  (rmt:send-receive 'kill-server run-id (list run-id)))

(define (rmt:start-server run-id)
  (rmt:send-receive 'start-server 0 (list run-id)))

;;======================================================================
;;  M I S C
;;======================================================================

(define (rmt:login run-id)
  (rmt:send-receive 'login run-id (list *toppath* megatest-version *my-client-signature*)))

;; rmt:login-no-auto-client-setup
;; rmt:send-receive-no-auto-client-setup

;; hand off a call to one of the db:queries statements
;; added run-id to make looking up the correct db possible 
;;
(define (rmt:general-call stmtname run-id . params)
  (rmt:send-receive 'general-call run-id (append (list stmtname run-id) params)))


;; given a hostname, return a pair of cpu load and update time representing latest intelligence from tests running on that host
(define (rmt:get-latest-host-load hostname)
  (rmt:send-receive 'get-latest-host-load 0 (list hostname)))

(define (rmt:sdb-qry qry val run-id)
  ;; add caching if qry is 'getid or 'getstr
  (rmt:send-receive 'sdb-qry run-id (list qry val)))

;; NOT COMPLETED
(define (rmt:runtests user run-id testpatt params)
  (rmt:send-receive 'runtests run-id testpatt))

(define (rmt:get-run-record-ids  target run keynames test-patt)
  (rmt:send-receive 'get-run-record-ids #f (list target run keynames test-patt)))

(define (rmt:get-changed-record-ids since-time)
  (rmt:send-receive 'get-changed-record-ids #f (list since-time)) )

(define (rmt:drop-all-triggers)
     (rmt:send-receive 'drop-all-triggers #f '()))

(define (rmt:create-all-triggers)
     (rmt:send-receive 'create-all-triggers #f '()))

;;======================================================================
;;  T E S T   M E T A 
;;======================================================================

(define (rmt:get-tests-tags)
  (rmt:send-receive 'get-tests-tags #f '()))

;;======================================================================
;;  K E Y S 
;;======================================================================

;; These require run-id because the values come from the run!
;;
(define (rmt:get-key-val-pairs run-id)
  (rmt:send-receive 'get-key-val-pairs run-id (list run-id)))

(define (rmt:get-keys)
  (if *db-keys* *db-keys* 
     (let ((res (rmt:send-receive 'get-keys #f '())))
       (set! *db-keys* res)
       res)))

(define (rmt:get-keys-write) ;; dummy query to force server start
  (let ((res (rmt:send-receive 'get-keys-write #f '())))
    (set! *db-keys* res)
    res))

;; we don't reuse run-id's (except possibly *after* a db cleanup) so it is safe
;; to cache the resuls in a hash
;;
(define (rmt:get-key-vals run-id)
  (or (hash-table-ref/default *keyvals* run-id #f)
      (let ((res (rmt:send-receive 'get-key-vals #f (list run-id))))
        (hash-table-set! *keyvals* run-id res)
        res)))

(define (rmt:get-targets)
  (rmt:send-receive 'get-targets #f '()))

(define (rmt:get-target run-id)
  (rmt:send-receive 'get-target run-id (list run-id)))

(define (rmt:get-run-times runpatt targetpatt)
  (rmt:send-receive 'get-run-times #f (list runpatt targetpatt ))) 


;;======================================================================
;;  T E S T S
;;======================================================================

;; Just some syntatic sugar
(define (rmt:register-test run-id test-name item-path)
  (rmt:general-call 'register-test run-id run-id test-name item-path))

(define (rmt:get-test-id run-id testname item-path)
  (rmt:send-receive 'get-test-id run-id (list run-id testname item-path)))

;; run-id is NOT used
;;
(define (rmt:get-test-info-by-id run-id test-id)
  (if (number? test-id)
      (rmt:send-receive 'get-test-info-by-id run-id (list run-id test-id))
      (begin
	(debug:print 0 *default-log-port* "WARNING: Bad data handed to rmt:get-test-info-by-id run-id=" run-id ", test-id=" test-id)
	(print-call-chain (current-error-port))
	#f)))

(define (rmt:test-get-rundir-from-test-id run-id test-id)
  (rmt:send-receive 'test-get-rundir-from-test-id run-id (list run-id test-id)))

;; (define (rmt:open-test-db-by-test-id run-id test-id #!key (work-area #f))
;;   (let* ((test-path (if (string? work-area)
;; 			work-area
;; 			(rmt:test-get-rundir-from-test-id run-id test-id))))
;;     (debug:print 3 *default-log-port* "TEST PATH: " test-path)
;;     (open-test-db test-path)))

;; WARNING: This currently bypasses the transaction wrapped writes system
(define (rmt:test-set-state-status-by-id run-id test-id newstate newstatus newcomment)
  (rmt:send-receive 'test-set-state-status-by-id run-id (list run-id test-id newstate newstatus newcomment)))

(define (rmt:set-tests-state-status run-id                      testnames currstate currstatus newstate newstatus)
  (rmt:send-receive 'set-tests-state-status run-id (list run-id testnames currstate currstatus newstate newstatus)))

(define (rmt:get-tests-for-run run-id testpatt states statuses offset limit not-in sort-by sort-order qryvals last-update mode)
  ;; (if (number? run-id)
  (rmt:send-receive 'get-tests-for-run run-id (list run-id testpatt states statuses offset limit not-in sort-by sort-order qryvals last-update mode)))
  ;;    (begin
  ;;	(debug:print-error 0 *default-log-port* "rmt:get-tests-for-run called with bad run-id=" run-id)
  ;;	(print-call-chain (current-error-port))
  ;;	'())))

(define (rmt:get-tests-for-run-state-status run-id testpatt last-update)
  (rmt:send-receive 'get-tests-for-run-state-status run-id (list run-id testpatt last-update)))

;; get stuff via synchash 
(define (rmt:synchash-get run-id proc synckey keynum params)
  (rmt:send-receive 'synchash-get run-id (list run-id proc synckey keynum params)))

(define (rmt:get-tests-for-run-mindata run-id testpatt states status not-in)
  (rmt:send-receive 'get-tests-for-run-mindata run-id (list run-id testpatt states status not-in)))
  
;; IDEA: Threadify these - they spend a lot of time waiting ...
;;
(define (rmt:get-tests-for-runs-mindata run-ids testpatt states status not-in)
  (let ((multi-run-mutex (make-mutex))
	(run-id-list (if run-ids
			 run-ids
			 (rmt:get-all-run-ids)))
	(result      '()))
    (if (null? run-id-list)
	'()
	(let loop ((hed     (car run-id-list))
		   (tal     (cdr run-id-list))
		   (threads '()))
	  (if (> (length threads) 5)
	      (loop hed tal (filter (lambda (th)(not (member (thread-state th) '(terminated dead)))) threads))
	      (let* ((newthread (make-thread
				 (lambda ()
				   (let ((res (rmt:send-receive 'get-tests-for-run-mindata hed (list hed testpatt states status not-in))))
				     (if (list? res)
					 (begin
					   (mutex-lock! multi-run-mutex)
					   (set! result (append result res))
					   (mutex-unlock! multi-run-mutex))
					 (debug:print-error 0 *default-log-port* "get-tests-for-run-mindata failed for run-id " hed ", testpatt " testpatt ", states " states ", status " status ", not-in " not-in))))
				 (conc "multi-run-thread for run-id " hed)))
		     (newthreads (cons newthread threads)))
		(thread-start! newthread)
		(thread-sleep! 0.054) ;; give that thread some time to start
		(if (null? tal)
		    newthreads
		    (loop (car tal)(cdr tal) newthreads))))))
    result))

;; ;; IDEA: Threadify these - they spend a lot of time waiting ...
;; ;;
;; (define (rmt:get-tests-for-runs-mindata run-ids testpatt states status not-in)
;;   (let ((run-id-list (if run-ids
;; 			 run-ids
;; 			 (rmt:get-all-run-ids))))
;;     (apply append (map (lambda (run-id)
;; 			 (rmt:send-receive 'get-tests-for-run-mindata run-id (list run-ids testpatt states status not-in)))
;; 		       run-id-list))))

(define (rmt:delete-test-records run-id test-id)
  (rmt:send-receive 'delete-test-records run-id (list run-id test-id)))

(define (rmt:test-set-state-status run-id test-id state status msg)
  (rmt:send-receive 'test-set-state-status run-id (list run-id test-id state status msg)))

(define (rmt:test-toplevel-num-items run-id test-name)
  (rmt:send-receive 'test-toplevel-num-items run-id (list run-id test-name)))

;; (define (rmt:get-previous-test-run-record run-id test-name item-path)
;;   (rmt:send-receive 'get-previous-test-run-record run-id (list run-id test-name item-path)))

(define (rmt:get-matching-previous-test-run-records run-id test-name item-path)
  (rmt:send-receive 'get-matching-previous-test-run-records run-id (list run-id test-name item-path)))

(define (rmt:test-get-logfile-info run-id test-name)
  (rmt:send-receive 'test-get-logfile-info run-id (list run-id test-name)))

(define (rmt:test-get-records-for-index-file run-id test-name)
  (rmt:send-receive 'test-get-records-for-index-file run-id (list run-id test-name)))

(define (rmt:get-testinfo-state-status run-id test-id)
  (rmt:send-receive 'get-testinfo-state-status run-id (list run-id test-id)))

(define (rmt:test-set-log! run-id test-id logf)
  (if (string? logf)(rmt:general-call 'test-set-log run-id logf test-id)))

(define (rmt:test-set-top-process-pid run-id test-id pid)
  (rmt:send-receive 'test-set-top-process-pid run-id (list run-id test-id pid)))

(define (rmt:test-get-top-process-pid run-id test-id)
  (rmt:send-receive 'test-get-top-process-pid run-id (list run-id test-id)))

(define (rmt:get-run-ids-matching-target keynames target res runname testpatt statepatt statuspatt)
  (rmt:send-receive 'get-run-ids-matching-target #f (list keynames target res runname testpatt statepatt statuspatt)))

;; NOTE: This will open and access ALL run databases. 
;;
(define (rmt:test-get-paths-matching-keynames-target-new keynames target res testpatt statepatt statuspatt runname)
  (let ((run-ids (rmt:get-run-ids-matching-target keynames target res runname testpatt statepatt statuspatt)))
    (apply append 
	   (map (lambda (run-id)
		  (rmt:send-receive 'test-get-paths-matching-keynames-target-new run-id (list run-id keynames target res testpatt statepatt statuspatt runname)))
	   run-ids))))

(define (rmt:get-prereqs-not-met run-id waitons ref-test-name ref-item-path #!key (mode '(normal))(itemmaps #f))
  (rmt:send-receive 'get-prereqs-not-met run-id (list run-id waitons ref-test-name ref-item-path mode itemmaps)))

(define (rmt:get-count-tests-running-for-run-id run-id)
  (rmt:send-receive 'get-count-tests-running-for-run-id run-id (list run-id)))

(define (rmt:get-not-completed-cnt run-id)
  (rmt:send-receive 'get-not-completed-cnt run-id (list run-id)))


;; Statistical queries

(define (rmt:get-count-tests-running run-id)
  (rmt:send-receive 'get-count-tests-running run-id (list run-id)))

(define (rmt:get-count-tests-running-for-testname run-id testname)
  (rmt:send-receive 'get-count-tests-running-for-testname run-id (list run-id testname)))

(define (rmt:get-count-tests-running-in-jobgroup run-id jobgroup)
  (rmt:send-receive 'get-count-tests-running-in-jobgroup run-id (list run-id jobgroup)))

;; state and status are extra hints not usually used in the calculation
;;
(define (rmt:set-state-status-and-roll-up-items run-id test-name item-path state status comment)
  (rmt:send-receive 'set-state-status-and-roll-up-items run-id (list run-id test-name item-path state status comment)))

(define (rmt:set-state-status-and-roll-up-run run-id state status)
  (rmt:send-receive 'set-state-status-and-roll-up-run run-id (list run-id state status)))


(define (rmt:update-pass-fail-counts run-id test-name)
  (rmt:general-call 'update-pass-fail-counts run-id test-name test-name test-name))

(define (rmt:top-test-set-per-pf-counts run-id test-name)
  (rmt:send-receive 'top-test-set-per-pf-counts run-id (list run-id test-name)))

(define (rmt:get-raw-run-stats run-id)
  (rmt:send-receive 'get-raw-run-stats run-id (list run-id)))

(define (rmt:get-test-times runname target)
  (rmt:send-receive 'get-test-times #f (list runname target ))) 

;;======================================================================
;;  R U N S
;;======================================================================

(define (rmt:get-run-info run-id)
  (rmt:send-receive 'get-run-info run-id (list run-id)))

(define (rmt:get-num-runs runpatt)
  (rmt:send-receive 'get-num-runs #f (list runpatt)))

(define (rmt:get-runs-cnt-by-patt runpatt targetpatt keys)
  (rmt:send-receive 'get-runs-cnt-by-patt #f (list runpatt  targetpatt keys)))

;; Use the special run-id == #f scenario here since there is no run yet
(define (rmt:register-run keyvals runname state status user contour)
  ;; first register in main.db (thus the #f)
  (let* ((run-id (rmt:send-receive 'register-run #f (list keyvals runname state status user contour))))
    ;; now register in the run db itself
    (rmt:send-receive 'register-run run-id (list keyvals runname state status user contour))
    run-id))
  
(define (rmt:get-run-name-from-id run-id)
  (rmt:send-receive 'get-run-name-from-id run-id (list run-id)))

(define (rmt:delete-run run-id)
  (rmt:send-receive 'delete-run run-id (list run-id)))

(define (rmt:update-run-stats run-id stats)
  (rmt:send-receive 'update-run-stats #f (list run-id stats)))

(define (rmt:delete-old-deleted-test-records)
  (rmt:send-receive 'delete-old-deleted-test-records #f '()))

(define (rmt:get-runs runpatt count offset keypatts)
  (rmt:send-receive 'get-runs #f (list runpatt count offset keypatts)))

(define (rmt:simple-get-runs runpatt count offset target last-update)
  (rmt:send-receive 'simple-get-runs #f (list runpatt count offset target last-update)))

(define (rmt:get-all-run-ids)
  (rmt:send-receive 'get-all-run-ids #f '()))

(define (rmt:get-prev-run-ids run-id)
  (rmt:send-receive 'get-prev-run-ids #f (list run-id)))

(define (rmt:lock/unlock-run run-id lock unlock user)
  (rmt:send-receive 'lock/unlock-run #f (list run-id lock unlock user)))

;; set/get status
(define (rmt:get-run-status run-id)
  (rmt:send-receive 'get-run-status #f (list run-id)))

(define (rmt:get-run-state run-id)
  (rmt:send-receive 'get-run-state #f (list run-id)))

(define (rmt:set-run-status run-id run-status #!key (msg #f))
  (rmt:send-receive 'set-run-status #f (list run-id run-status msg)))

(define (rmt:set-run-state-status run-id state status )
  (rmt:send-receive 'set-run-state-status #f (list run-id state status)))

(define (rmt:update-tesdata-on-repilcate-db old-lt new-lt)
(rmt:send-receive 'update-tesdata-on-repilcate-db #f (list old-lt new-lt)))

(define (rmt:update-run-event_time run-id)
  (rmt:send-receive 'update-run-event_time #f (list run-id)))

(define (rmt:get-runs-by-patt  keys runnamepatt targpatt offset limit fields last-runs-update  #!key  (sort-order "asc")) ;; fields of #f uses default
  (rmt:send-receive 'get-runs-by-patt #f (list keys runnamepatt targpatt offset limit fields last-runs-update sort-order)))

(define (rmt:find-and-mark-incomplete run-id ovr-deadtime)
  ;; (if (rmt:send-receive 'have-incompletes? run-id (list run-id ovr-deadtime))
  (rmt:send-receive 'mark-incomplete run-id (list run-id ovr-deadtime))
  ) ;; )

(define (rmt:get-main-run-stats run-id)
  (rmt:send-receive 'get-main-run-stats #f (list run-id)))

(define (rmt:get-var varname)
  (rmt:send-receive 'get-var #f (list varname)))

(define (rmt:del-var varname)
  (rmt:send-receive 'del-var #f (list varname)))

(define (rmt:set-var varname value)
  (rmt:send-receive 'set-var #f (list varname value)))

(define (rmt:inc-var varname)
  (rmt:send-receive 'inc-var #f (list varname)))

(define (rmt:dec-var varname)
  (rmt:send-receive 'dec-var #f (list varname)))

(define (rmt:add-var varname value)
  (rmt:send-receive 'add-var #f (list varname value)))

;;======================================================================
;; M U L T I R U N   Q U E R I E S
;;======================================================================

;; Need to move this to multi-run section and make associated changes
(define (rmt:find-and-mark-incomplete-all-runs #!key (ovr-deadtime #f))
  (let ((run-ids (rmt:get-all-run-ids)))
    (for-each (lambda (run-id)
	       (rmt:find-and-mark-incomplete run-id ovr-deadtime))
	     run-ids)))

;; get the previous record for when this test was run where all keys match but runname
;; returns #f if no such test found, returns a single test record if found
;; 
;; Run this at the client end since we have to connect to multiple run-id dbs
;;
(define (rmt:get-previous-test-run-record run-id test-name item-path)
  (let* ((keyvals (rmt:get-key-val-pairs run-id))
	 (keys    (rmt:get-keys))
	 (selstr  (string-intersperse  keys ","))
	 (qrystr  (string-intersperse (map (lambda (x)(conc x "=?")) keys) " AND ")))
    (if (not keyvals)
	#f
	(let ((prev-run-ids (rmt:get-prev-run-ids run-id)))
	  ;; for each run starting with the most recent look to see if there is a matching test
	  ;; if found then return that matching test record
	  (debug:print 4 *default-log-port* "selstr: " selstr ", qrystr: " qrystr ", keyvals: " keyvals ", previous run ids found: " prev-run-ids)
	  (if (null? prev-run-ids) #f
	      (let loop ((hed (car prev-run-ids))
			 (tal (cdr prev-run-ids)))
		(let ((results (rmt:get-tests-for-run hed (conc test-name "/" item-path) '() '() ;; run-id testpatt states statuses
						      #f #f #f               ;; offset limit not-in hide/not-hide
						      #f #f #f #f 'normal))) ;; sort-by sort-order qryvals last-update mode
		  (debug:print 4 *default-log-port* "Got tests for run-id " run-id ", test-name " test-name ", item-path " item-path ": " results)
		  (if (and (null? results)
			   (not (null? tal)))
		      (loop (car tal)(cdr tal))
		      (if (null? results) #f
			  (car results))))))))))

(define (rmt:get-run-stats)
  (rmt:send-receive 'get-run-stats #f '()))

;;======================================================================
;;  S T E P S
;;======================================================================

;; Getting steps is more complicated.
;;
;; If given work area 
;;  1. Find the testdat.db file
;;  2. Open the testdat.db file and do the query
;; If not given the work area
;;  1. Do a remote call to get the test path
;;  2. Continue as above
;; 
;;(define (rmt:get-steps-for-test run-id test-id)
;;  (rmt:send-receive 'get-steps-data run-id (list test-id)))

(define (rmt:teststep-set-status! run-id test-id teststep-name state-in status-in comment logfile)
  (let* ((state     (items:check-valid-items "state" state-in))
	 (status    (items:check-valid-items "status" status-in)))
    (if (or (not state)(not status))
	(debug:print 3 *default-log-port* "WARNING: Invalid " (if status "status" "state")
		     " value \"" (if status state-in status-in) "\", update your validvalues section in megatest.config"))
    (rmt:send-receive 'teststep-set-status! run-id (list run-id test-id teststep-name state-in status-in comment logfile))))


(define (rmt:delete-steps-for-test! run-id test-id)
  (rmt:send-receive 'delete-steps-for-test! run-id (list run-id test-id)))

(define (rmt:get-steps-for-test run-id test-id)
  (rmt:send-receive 'get-steps-for-test run-id (list run-id test-id)))

(define (rmt:get-steps-info-by-id test-step-id)
  (rmt:send-receive 'get-steps-info-by-id #f (list test-step-id)))

;;======================================================================
;;  T E S T   D A T A 
;;======================================================================

(define (rmt:read-test-data run-id test-id categorypatt #!key (work-area #f)) 
  (rmt:send-receive 'read-test-data run-id (list run-id test-id categorypatt)))

(define (rmt:read-test-data-varpatt run-id test-id categorypatt varpatt #!key (work-area #f)) 
  (rmt:send-receive 'read-test-data-varpatt run-id (list run-id test-id categorypatt varpatt)))

(define (rmt:get-data-info-by-id test-data-id)
   (rmt:send-receive 'get-data-info-by-id #f (list test-data-id)))

(define (rmt:testmeta-add-record testname)
  (rmt:send-receive 'testmeta-add-record #f (list testname)))

(define (rmt:testmeta-get-record testname)
  (rmt:send-receive 'testmeta-get-record #f (list testname)))

(define (rmt:testmeta-update-field test-name fld val)
  (rmt:send-receive 'testmeta-update-field #f (list test-name fld val)))

(define (rmt:test-data-rollup run-id test-id status)
  (rmt:send-receive 'test-data-rollup run-id (list run-id test-id status)))

(define (rmt:csv->test-data run-id test-id csvdata)
  (rmt:send-receive 'csv->test-data run-id (list run-id test-id csvdata)))

;;======================================================================
;;  T A S K S
;;======================================================================

(define (rmt:tasks-find-task-queue-records target run-name test-patt state-patt action-patt)
  (rmt:send-receive 'find-task-queue-records #f (list target run-name test-patt state-patt action-patt)))

(define (rmt:tasks-add action owner target runname testpatt params)
  (rmt:send-receive 'tasks-add #f (list action owner target runname testpatt params)))

(define (rmt:tasks-set-state-given-param-key param-key new-state)
  (rmt:send-receive 'tasks-set-state-given-param-key #f (list  param-key new-state)))

(define (rmt:tasks-get-last target runname)
  (rmt:send-receive 'tasks-get-last #f (list target runname)))

;;======================================================================
;; N O   S Y N C   D B 
;;======================================================================

(define (rmt:no-sync-set var val)
  (rmt:send-receive 'no-sync-set #f `(,var ,val)))

(define (rmt:no-sync-get/default var default)
  (rmt:send-receive 'no-sync-get/default #f `(,var ,default)))

(define (rmt:no-sync-del! var)
  (rmt:send-receive 'no-sync-del! #f `(,var)))

(define (rmt:no-sync-get-lock keyname)
  (rmt:send-receive 'no-sync-get-lock #f `(,keyname)))

;;======================================================================
;; A R C H I V E S
;;======================================================================

(define (rmt:archive-get-allocations  testname itempath dneeded)
  (rmt:send-receive 'archive-get-allocations #f (list testname itempath dneeded)))

(define (rmt:archive-register-block-name bdisk-id archive-path)
  (rmt:send-receive 'archive-register-block-name #f (list bdisk-id archive-path)))

(define (rmt:archive-allocate-testsuite/area-to-block block-id testsuite-name areakey)
  (rmt:send-receive 'archive-allocate-test-to-block #f (list  block-id testsuite-name areakey)))

(define (rmt:archive-register-disk bdisk-name bdisk-path df)
  (rmt:send-receive 'archive-register-disk #f (list bdisk-name bdisk-path df)))

(define (rmt:test-set-archive-block-id run-id test-id archive-block-id)
  (rmt:send-receive 'test-set-archive-block-id run-id (list run-id test-id archive-block-id)))

(define (rmt:test-get-archive-block-info archive-block-id)
  (rmt:send-receive 'test-get-archive-block-info #f (list archive-block-id)))

;; gets mtpg-run-id and syncs the record if different
;;
(define (tasks:run-id->mtpg-run-id dbh cached-info run-id area-info smallest-last-update-time)
  (let* ((runs-ht (hash-table-ref cached-info 'runs))
	 (runinf  (hash-table-ref/default runs-ht run-id #f))
         (area-id (vector-ref area-info 0)))
       (if runinf
	runinf ;; already cached
	(let* ((run-dat    (rmt:get-run-info run-id))               ;; NOTE: get-run-info returns a vector < row header >
	       (run-name   (rmt:get-run-name-from-id run-id))
	       (row        (db:get-rows run-dat))                   ;; yes, this returns a single row
	       (header     (db:get-header run-dat))
	       (state      (db:get-value-by-header row header "state"))
	       (status     (db:get-value-by-header row header "status"))
	       (owner      (db:get-value-by-header row header "owner"))
	       (event-time (db:get-value-by-header row header "event_time"))
	       (comment    (db:get-value-by-header row header "comment"))
	       (fail-count (db:get-value-by-header row header "fail_count"))
	       (pass-count (db:get-value-by-header row header "pass_count"))
               (db-contour (db:get-value-by-header row header "contour"))
	       (contour    (if (args:get-arg "-prepend-contour") 
                                 (if (and db-contour (not (equal? db-contour ""))  (string? db-contour )) 
                                           (begin 
                                            (debug:print-info 10 *default-log-port*  "db-contour" db-contour) 
 						db-contour)
					    (args:get-arg "-contour"))))
               (run-tag (if (args:get-arg "-run-tag")
                            (args:get-arg "-run-tag")
									""))
               (last-update (db:get-value-by-header row header "last_update"))
	       (keytarg    (if (or (args:get-arg "-prepend-contour") (args:get-arg "-prefix-target"))
	       			(conc "MT_CONTOUR/MT_AREA/" (string-intersperse (rmt:get-keys) "/")) (string-intersperse (rmt:get-keys) "/"))) ;; e.g. version/iteration/platform
               (base-target      (rmt:get-target run-id))
	       (target     (if (or (args:get-arg "-prepend-contour") (args:get-arg "-prefix-target")) 
	       			(conc (or (args:get-arg "-prefix-target") (conc contour "/" (common:get-area-name) "/")) base-target) base-target))                 ;; e.g. v1.63/a3e1/ubuntu
	       (spec-id    (pgdb:get-ttype dbh keytarg))
	       (publish-time (if (args:get-arg "-cp-eventtime-to-publishtime")
                            event-time
                           (current-seconds))) 
	       (new-run-id (if (and run-name base-target) (pgdb:get-run-id dbh spec-id target run-name area-id) #f)))
         (if new-run-id
	         (begin ;; let ((run-record (pgdb:get-run-info dbh new-run-id))
		        (hash-table-set! runs-ht run-id new-run-id)
		;; ensure key fields are up to date
     ;; if last_update == pgdb_last_update do not update smallest-last-update-time  
    (let* ((pgdb-last-update (pgdb:get-run-last-update dbh new-run-id))
           (smallest-time (hash-table-ref/default smallest-last-update-time "smallest-time" #f)))
     (if (and  (> last-update pgdb-last-update) (or (not smallest-time) (< last-update smallest-time)))
        (hash-table-set! smallest-last-update-time "smallest-time" last-update)))
		(pgdb:refresh-run-info
		 dbh
		 new-run-id
		 state status owner event-time comment fail-count pass-count area-id last-update publish-time)
     (debug:print-info 4 *default-log-port* "Working on run-id " run-id " pgdb-id "  new-run-id )
     (if (not (equal? run-tag ""))
      (task:add-run-tag dbh new-run-id run-tag))
		new-run-id) 
      
	      (if (or (not state) (equal? state "deleted"))
          (begin 
          (debug:print-info 1 *default-log-port*  "Warning: Run with id " run-id " was created after previous sync and deleted before the sync") #f)
          (if (handle-exceptions
		        exn
		        (begin (print-call-chain)
              (print ((condition-property-accessor 'exn 'message) exn))     
			      #f)
            
            (pgdb:insert-run
		     dbh
		     spec-id target run-name state status owner event-time comment fail-count pass-count  area-id last-update publish-time))
		       (let* ((smallest-time (hash-table-ref/default smallest-last-update-time "smallest-time" #f)))
             (if (or (not smallest-time) (< last-update smallest-time))
        				(hash-table-set! smallest-last-update-time "smallest-time" last-update))
             (tasks:run-id->mtpg-run-id dbh cached-info run-id area-info smallest-last-update-time))
		  #f)))))))
(define (tasks:sync-test-gen-data dbh cached-info test-data-ids smallest-last-update-time)
  (let ((test-ht (hash-table-ref cached-info 'tests))
        (data-ht (hash-table-ref cached-info 'data)))
    (for-each
     (lambda (test-data-id)
        (let* ((test-data-info  (rmt:get-data-info-by-id test-data-id))
               (data-id (db:test-data-get-id  test-data-info))
               (test-id  (db:test-data-get-test_id   test-data-info))   
	       (category  (db:test-data-get-category  test-data-info))
	       (variable  (db:test-data-get-variable test-data-info))	
	       (value (db:test-data-get-value  test-data-info))	
               (expected (db:test-data-get-expected  test-data-info))
               (tol (db:test-data-get-tol  test-data-info))
               (units (db:test-data-get-units  test-data-info))     
	       (comment  (db:test-data-get-comment test-data-info))	
               (status (db:test-data-get-status test-data-info))	
	       (type (db:test-data-get-type test-data-info))
				 (last-update (db:test-data-get-last_update test-data-info))
				 (smallest-time (hash-table-ref/default smallest-last-update-time "smallest-time" #f))
   	
	       (pgdb-test-id  (hash-table-ref/default test-ht test-id #f))
               (pgdb-data-id (if pgdb-test-id 
                                 (pgdb:get-test-data-id dbh pgdb-test-id category variable)
                                  #f)))
    (if data-id
      (begin
        (if pgdb-test-id
           (begin 
                (if  pgdb-data-id
                   (begin
                    (debug:print-info 4 *default-log-port*  "Updating existing test-data with test-id: " test-id " and  data-id " data-id " pgdb test id: " pgdb-test-id " pgdb data id " pgdb-data-id)
                    (let* ((pgdb-last-update (pgdb:get-test-data-last-update dbh pgdb-data-id)))
         (if (and  (>  last-update pgdb-last-update) (or (not smallest-time) (< last-update smallest-time)))
        (hash-table-set! smallest-last-update-time "smallest-time" last-update))) 
                    (pgdb:update-test-data dbh pgdb-data-id pgdb-test-id  category variable value expected tol units comment status type last-update))
                    (begin
 		      (debug:print-info 4 *default-log-port*  "Inserting test-data with test-id: " test-id " and data-id " data-id " pgdb test id: " pgdb-test-id)
                       (if (handle-exceptions
		      exn
		      (begin (print-call-chain)
                              (print ((condition-property-accessor 'exn 'message) exn))     
			#f)
                     
                    (pgdb:insert-test-data dbh pgdb-test-id category variable value expected tol units comment status type last-update))
		       ;(tasks:run-id->mtpg-run-id dbh cached-info run-id area-info)
                      (begin
                      ;(pgdb:insert-test-data dbh pgdb-test-id category variable value expected tol units comment status type )
											(if (or (not smallest-time) (< last-update smallest-time))
        								(hash-table-set! smallest-last-update-time "smallest-time" last-update))
                      (set! pgdb-data-id  (pgdb:get-test-data-id dbh pgdb-test-id  category variable)))
		   #f)))
                (hash-table-set! data-ht data-id pgdb-data-id ))
             (begin
                 (debug:print-info 1 *default-log-port*  "Error: Test not in pgdb"))))

      (debug:print-info 1 *default-log-port*  "Error: Could not get test data info for data id " test-data-id ))))	;; this is a wierd senario need to debug      	
   test-data-ids)))


 (define (task:get-test-times)
   (let* ((runname (if (args:get-arg "-runname")
                        (args:get-arg "-runname")
                        #f))
           (target (if (args:get-arg "-target")
                        (args:get-arg "-target")
                        #f))
 
           (test-times  (rmt:get-test-times  runname target )))
   (if (not runname)
      (begin
      (print "Error: Missing argument -runname")
      (exit))) 
    (if (string-contains runname "%")
      (begin
      (print "Error: Invalid runname, '%' not allowed  (" runname ") ")
      (exit)))
    (if (not target)
      (begin
      (print "Error: Missing argument -target")
      (exit)))
     (if  (string-contains target "%")
      (begin
      (print "Error: Invalid target, '%' not allowed  (" target ") ")
      (exit)))
 
   (if (eq? (length test-times) 0)
     (begin
       (print "Data not found!!")
       (exit)))
   (if (equal? (args:get-arg "-dumpmode") "json")
       (task:print-testtime-as-json test-times)
         (if (equal? (args:get-arg "-dumpmode") "csv")
	     (task:print-testtime test-times ",")
	     (task:print-testtime test-times "  ")))))



(define (tasks:sync-test-steps dbh cached-info test-step-ids smallest-last-update-time)
 ; (print "Sync Steps " test-step-ids )
  (let ((test-ht (hash-table-ref cached-info 'tests))
        (step-ht (hash-table-ref cached-info 'steps)))
    (for-each
     (lambda (test-step-id)
        (let* ((test-step-info  (rmt:get-steps-info-by-id test-step-id))
               (step-id (tdb:step-get-id test-step-info))
               (test-id  (tdb:step-get-test_id    test-step-info))   
	       (stepname (tdb:step-get-stepname  test-step-info))
	       (state (tdb:step-get-state test-step-info))	
	       (status (tdb:step-get-status test-step-info))	
	       (event_time (tdb:step-get-event_time  test-step-info))	
	       (comment  (tdb:step-get-comment test-step-info))	
	       (logfile (tdb:step-get-logfile test-step-info))	
         (last-update (tdb:step-get-last_update test-step-info))
	       (pgdb-test-id  (hash-table-ref/default test-ht test-id #f))
				 (smallest-time (hash-table-ref/default smallest-last-update-time "smallest-time" #f))
         (pgdb-step-id (if pgdb-test-id 
                         (pgdb:get-test-step-id dbh pgdb-test-id stepname state)
                          #f)))
    (if step-id
      (begin  
        (if pgdb-test-id
           (begin 
                (if  pgdb-step-id
                   (begin
                    (debug:print-info 4 *default-log-port*  "Updating existing test-step with test-id: " test-id " and step-id " step-id " pgdb test id: " pgdb-test-id " pgdb step id " pgdb-step-id )
										(let* ((pgdb-last-update (pgdb:get-test-step-last-update dbh pgdb-step-id)))
         (if (and  (> last-update pgdb-last-update) (or (not smallest-time) (< last-update smallest-time)))
        (hash-table-set! smallest-last-update-time "smallest-time" last-update))) 
                    (pgdb:update-test-step dbh pgdb-step-id pgdb-test-id stepname state status event_time comment logfile last-update))
                    (begin
 		      (debug:print-info 4 *default-log-port*  "Inserting test-step with test-id: " test-id " and step-id " step-id  " pgdb test id: " pgdb-test-id)
                     (if (or (not smallest-time) (< last-update smallest-time))
        				      (hash-table-set! smallest-last-update-time "smallest-time" last-update))
                      (pgdb:insert-test-step dbh pgdb-test-id stepname state status event_time comment logfile last-update )
                      (set! pgdb-step-id  (pgdb:get-test-step-id dbh pgdb-test-id stepname state))))
                (hash-table-set! step-ht step-id pgdb-step-id ))
           (debug:print-info 1 *default-log-port*  "Error: Test not cashed")))
      (debug:print-info 1 *default-log-port*  "Error: Could not get test step info for step id " test-step-id ))))	;; this is a wierd senario need to debug      	
   test-step-ids)))


(define (tasks:sync-tests-data dbh cached-info test-ids area-info smallest-last-update-time)
  (let ((test-ht (hash-table-ref cached-info 'tests)))
    (for-each
     (lambda (test-id)
      ; (print test-id)
       (let* ((test-info    (rmt:get-test-info-by-id #f test-id))
	      (run-id       (db:test-get-run_id    test-info)) ;; look these up in db_records.scm
	      (test-id      (db:test-get-id        test-info))
	      (test-name    (db:test-get-testname  test-info))
	      (item-path    (db:test-get-item-path test-info))
	      (state        (db:test-get-state     test-info))
	      (status       (db:test-get-status    test-info))
	      (host         (db:test-get-host      test-info))
        (pid          (db:test-get-process_id test-info)) 
	      (cpuload      (db:test-get-cpuload   test-info))
	      (diskfree     (db:test-get-diskfree  test-info))
	      (uname        (db:test-get-uname     test-info))
	      (run-dir      (db:test-get-rundir    test-info))
	      (log-file     (db:test-get-final_logf test-info))
	      (run-duration (db:test-get-run_duration test-info))
	      (comment      (db:test-get-comment   test-info))
	      (event-time   (db:test-get-event_time test-info))
	      (archived     (db:test-get-archived  test-info))
        (last-update  (db:test-get-last_update  test-info))
	      (pgdb-run-id  (tasks:run-id->mtpg-run-id dbh cached-info run-id area-info smallest-last-update-time))
        (smallest-time (hash-table-ref/default smallest-last-update-time "smallest-time" #f))       
	      (pgdb-test-id (if pgdb-run-id 
				(begin
                                  ;(print pgdb-run-id)    
                                 (pgdb:get-test-id dbh pgdb-run-id test-name item-path))
                                 #f)))
	 ;; "id"           "run_id"        "testname"  "state"      "status"      "event_time"
	 ;; "host"         "cpuload"       "diskfree"  "uname"      "rundir"      "item_path"
	 ;; "run_duration" "final_logf"    "comment"   "shortdir"   "attemptnum"  "archived"
         (if (or (not item-path) (string-null? item-path))
             (debug:print-info 0 *default-log-port* "Working on Run id : " run-id "and test name : " test-name)) 
         (if pgdb-run-id
           (begin
	   (if pgdb-test-id ;; have a record
	     (begin ;; let ((key-name (conc run-id "/" test-name "/" item-path)))
	       (debug:print-info 4 *default-log-port*  "Updating existing test with run-id: " run-id " and test-id: " test-id " pgdb run id: " pgdb-run-id "  pgdb-test-id "  pgdb-test-id)
         (let* ((pgdb-last-update (pgdb:get-test-last-update dbh pgdb-test-id)))
         (if (and  (>  last-update pgdb-last-update) (or (not smallest-time) (< last-update smallest-time))) ;;if last-update is same as pgdb-last-update then it is safe to assume the records are identical and we can use a larger last update time.
        (hash-table-set! smallest-last-update-time "smallest-time" last-update))) 
	       (pgdb:update-test dbh pgdb-test-id pgdb-run-id test-name item-path state status host cpuload diskfree uname run-dir log-file run-duration comment event-time archived last-update pid))
	     (begin 
           (debug:print-info 4 *default-log-port*  "Inserting test with run-id: " run-id " and test-id: " test-id  " pgdb run id: " pgdb-run-id)
           (pgdb:insert-test dbh pgdb-run-id test-name item-path state status host cpuload diskfree uname run-dir log-file run-duration comment event-time archived last-update pid)
            (if (or (not smallest-time) (< last-update smallest-time))
        				(hash-table-set! smallest-last-update-time "smallest-time" last-update))
           (set! pgdb-test-id (pgdb:get-test-id dbh pgdb-run-id test-name item-path))))
           (hash-table-set! test-ht test-id pgdb-test-id))
           (debug:print-info 1 *default-log-port*  "WARNING: Skipping run with run-id:" run-id ". This run was created after privious sync and removed before this sync."))))
     test-ids)))


;; get runs changed since last sync
;; (define (tasks:sync-test-data dbh cached-info area-info)
;;   (let* ((

(define (tasks:sync-to-postgres configdat dest)
  (print "In sync")
  (let* ((dbh         (pgdb:open configdat dbname: dest))
	 (area-info   (pgdb:get-area-by-path dbh *toppath*))
	 (cached-info (make-hash-table))
	 (start       (current-seconds))
   (test-patt   (if (args:get-arg "-testpatt")
											(args:get-arg "-testpatt")
                      "%"))
   (target         (if (args:get-arg "-target")
														 (args:get-arg "-target")
													#f))
    (run-name         (if (args:get-arg "-runname")
														 (args:get-arg "-runname")
													#f)))
     (if (and target  (not run-name))
       (begin
					(print "Error: Provide runname")
          (exit 1)))
     (if (and (not target)  run-name)
       (begin
					(print "Error: Provide target")
          (exit 1)))
    ;(print "123")
    ;(exit 1) 
    (for-each (lambda (dtype)
		(hash-table-set! cached-info dtype (make-hash-table)))
	      '(runs targets tests steps data))
    (hash-table-set! cached-info 'start start) ;; when done we'll set sync times to this
    (if area-info
	(let* ((last-sync-time (vector-ref area-info 3))
	       (smallest-last-update-time  (make-hash-table))
         (changed      (if (and target run-name)
                            (rmt:get-run-record-ids target run-name (rmt:get-keys) test-patt)
                            (rmt:get-changed-record-ids last-sync-time)))
	       (run-ids        (alist-ref 'runs       changed))
	       (test-ids       (alist-ref 'tests      changed))
	       (test-step-ids  (alist-ref 'test_steps changed))
	       (test-data-ids  (alist-ref 'test_data  changed))
	       (run-stat-ids   (alist-ref 'run_stats  changed))
         (area-tag    (if (args:get-arg "-area-tag") 
                                 (args:get-arg "-area-tag")
                                 (if (args:get-arg "-area") 
                                   (args:get-arg "-area") 
                                   ""))))
           (if (and (equal? area-tag "") (not (pgdb:is-area-taged dbh (vector-ref area-info 0))))
            (set! area-tag *default-area-tag*)) 
           (if (not (equal? area-tag "")) 
             (task:add-area-tag dbh area-info area-tag)) 
	  (if (or (not (null? test-ids)) (not (null? run-ids)))
	      (begin
                (debug:print-info 0 *default-log-port*  "syncing runs")   
	              (tasks:sync-run-data dbh cached-info run-ids area-info smallest-last-update-time) 
                (debug:print-info 0 *default-log-port*  "syncing tests")
		            (tasks:sync-tests-data dbh cached-info test-ids area-info smallest-last-update-time)
                (debug:print-info 0 *default-log-port*  "syncing test steps")
                (tasks:sync-test-steps dbh cached-info test-step-ids smallest-last-update-time)
								(debug:print-info 0 *default-log-port*  "syncing test data")
                (tasks:sync-test-gen-data dbh cached-info test-data-ids smallest-last-update-time)
                (print "----------done---------------")))
     (let*  ((smallest-time (hash-table-ref/default smallest-last-update-time "smallest-time" (current-seconds))))
     (debug:print-info 0 "smallest-time :" smallest-time  " last-sync-time " last-sync-time)
    (if (not (and target run-name)) 
	  (if (or (and smallest-time (> smallest-time last-sync-time)) (and smallest-time (eq? last-sync-time 0)))
				(pgdb:write-sync-time dbh area-info smallest-time))))) ;;this needs to be changed
	(if (tasks:set-area dbh configdat)
	    (tasks:sync-to-postgres configdat dest)
	    (begin
	      (debug:print 0 *default-log-port* "ERROR: unable to create an area record")
	      #f)))))


(define (tasks:sync-run-data dbh cached-info run-ids area-info smallest-last-update-time) 
  (for-each
     (lambda (run-id)
      (debug:print-info 4 *default-log-port*   "Check if run with " run-id " needs to be synced" )
       (tasks:run-id->mtpg-run-id dbh cached-info run-id area-info smallest-last-update-time))
run-ids))

;;======================================================================
;; simple lock. improve and converge on this one.
;;
(define (common:simple-lock keyname)
  (rmt:no-sync-get-lock keyname))

(define (common:simple-unlock keyname #!key (force #f))
  (rmt:no-sync-del! keyname))

;;======================================================================
;;  S T A T E   A N D   S T A T U S   F O R   T E S T S 
;;======================================================================

;; speed up for common cases with a little logic
(define (mt:test-set-state-status-by-id run-id test-id newstate newstatus newcomment)
  (if (not (and run-id test-id))
      (begin
	(debug:print-error 0 *default-log-port* "bad data handed to mt:test-set-state-status-by-id, run-id=" run-id ", test-id=" test-id ", newstate=" newstate)
	(print-call-chain (current-error-port))
	#f)
      (begin
	;; cond
	;; ((and newstate newstatus newcomment)
	;;  (rmt:general-call 'state-status-msg run-id newstate newstatus newcomment test-id))
	;; ((and newstate newstatus)
	;;  (rmt:general-call 'state-status run-id newstate newstatus test-id))
	;; (else
	;;  (if newstate   (rmt:general-call 'set-test-state   run-id newstate   test-id))
	;;  (if newstatus  (rmt:general-call 'set-test-status  run-id newstatus  test-id))
	;;  (if newcomment (rmt:general-call 'set-test-comment run-id newcomment test-id))))
	(rmt:set-state-status-and-roll-up-items run-id test-id #f newstate newstatus newcomment)
	;; (mt:process-triggers run-id test-id newstate newstatus)
	#t)))


(define (mt:test-set-state-status-by-id-unless-completed run-id test-id newstate newstatus newcomment)
  (let* ((test-vec   (rmt:get-testinfo-state-status run-id test-id))
         (state     (vector-ref test-vec 3)))
    (if (equal? state "COMPLETED")
        #t
        (rmt:set-state-status-and-roll-up-items run-id test-id #f newstate newstatus newcomment))))

  
(define (mt:test-set-state-status-by-testname run-id test-name item-path new-state new-status new-comment)
  ;(let ((test-id (rmt:get-test-id run-id test-name item-path)))
  (rmt:set-state-status-and-roll-up-items run-id test-name item-path new-state new-status new-comment)
  ;; (mt:process-triggers run-id test-id new-state new-status)
  #t);)
	;;(mt:test-set-state-status-by-id run-id test-id new-state new-status new-comment)))

(define (mt:test-set-state-status-by-testname-unless-completed run-id test-name item-path new-state new-status new-comment)
  (let ((test-id (rmt:get-test-id run-id test-name item-path)))
    (mt:test-set-state-status-by-id-unless-completed run-id test-id new-state new-status new-comment)))

;;======================================================================
;;  R U N S
;;======================================================================

;; runs:get-runs-by-patt
;; get runs by list of criteria
;; register a test run with the db
;;
;; Use: (db-get-value-by-header (db:get-header runinfo)(db:get-rows runinfo))
;;  to extract info from the structure returned
;;
(define (mt:get-runs-by-patt keys runnamepatt targpatt)
  (let loop ((runsdat  (rmt:get-runs-by-patt keys runnamepatt targpatt 0 500 #f 0))
	     (res      '())
	     (offset   0)
	     (limit    500))
    ;; (print "runsdat: " runsdat)
    (let* ((header    (vector-ref runsdat 0))
	   (runslst   (vector-ref runsdat 1))
	   (full-list (append res runslst))
	   (have-more (eq? (length runslst) limit)))
      ;; (debug:print 0 *default-log-port* "header: " header " runslst: " runslst " have-more: " have-more)
      (if have-more 
	  (let ((new-offset (+ offset limit))
		(next-batch (rmt:get-runs-by-patt keys runnamepatt targpatt offset limit #f 0)))
	    (debug:print-info 4 *default-log-port* "More than " limit " runs, have " (length full-list) " runs so far.")
	    (debug:print-info 0 *default-log-port* "next-batch: " next-batch)
	    (loop next-batch
		  full-list
		  new-offset
		  limit))
	 (vector header full-list)))))

;;======================================================================
;;  T E S T S
;;======================================================================

(define (mt:get-tests-for-run run-id testpatt states status #!key (not-in #t) (sort-by 'event_time) (sort-order "ASC") (qryvals #f)(last-update #f))
  (let loop ((testsdat (rmt:get-tests-for-run run-id testpatt states status 0 500 not-in sort-by sort-order qryvals last-update 'normal))
	     (res      '())
	     (offset   0)
	     (limit    500))
    (let* ((full-list (append res testsdat))
	   (have-more (eq? (length testsdat) limit)))
      (if have-more 
	  (let ((new-offset (+ offset limit)))
	    (debug:print-info 4 *default-log-port* "More than " limit " tests, have " (length full-list) " tests so far.")
	    (loop (rmt:get-tests-for-run run-id testpatt states status new-offset limit not-in sort-by sort-order qryvals last-update 'normal)
		  full-list
		  new-offset
		  limit))
	  full-list))))

(define (mt:lazy-get-prereqs-not-met run-id waitons ref-item-path #!key (mode '(normal))(itemmaps #f) )
  (let* ((key    (list run-id waitons ref-item-path mode))
	 (res    (hash-table-ref/default *pre-reqs-met-cache* key #f))
	 (useres (let ((last-time (if (vector? res) (vector-ref res 0) #f)))
		   (if last-time
		       (< (current-seconds)(+ last-time 5))
		       #f))))
    (if useres
	(let ((result (vector-ref res 1)))
	  (debug:print 4 *default-log-port* "Using lazy value res: " result)
	  result)
	(let ((newres (rmt:get-prereqs-not-met run-id waitons ref-item-path mode: mode itemmaps: itemmaps)))
	  (hash-table-set! *pre-reqs-met-cache* key (vector (current-seconds) newres))
	  newres))))

;;======================================================================
;; from metadat lookup MEGATEST_VERSION
;;
(define (common:get-last-run-version) ;; RADT => How does this work in send-receive function??; assume it is the value saved in some DB
  (rmt:get-var "MEGATEST_VERSION"))

(define (common:get-last-run-version-number)
  (string->number 
   (substring (common:get-last-run-version) 0 6)))

(define (common:set-last-run-version)
  (rmt:set-var "MEGATEST_VERSION" (common:version-signature)))

;;======================================================================
;; faux-lock is deprecated. Please use simple-lock below
;;
(define (common:faux-lock keyname #!key (wait-time 8)(allow-lock-steal #t))
  (if (rmt:no-sync-get/default keyname #f) ;; do not be tempted to compare to pid. locking is a one-shot action, if already locked for this pid it doesn't actually count
      (if (> wait-time 0)
	  (begin
	    (thread-sleep! 1)
	    (if (eq? wait-time 1) ;; only one second left, steal the lock
		(begin
		  (debug:print-info 0 *default-log-port* "stealing lock for " keyname)
		  (common:faux-unlock keyname force: #t)))
	    (common:faux-lock keyname wait-time: (- wait-time 1)))
	  #f)
      (begin
        (rmt:no-sync-set keyname (conc (current-process-id)))
        (equal? (conc (current-process-id)) (conc (rmt:no-sync-get/default keyname #f))))))

(define (common:faux-unlock keyname #!key (force #f))
  (if (or force (equal? (conc (current-process-id)) (conc (rmt:no-sync-get/default keyname #f))))
      (begin
        (if (rmt:no-sync-get/default keyname #f) (rmt:no-sync-del! keyname))
        #t)
      #f))

;;======================================================================
;; postive number if megatest version > db version
;; negative number if megatest version < db version
(define (common:version-db-delta)
  (- megatest-version (common:get-last-run-version-number)))

(define (common:version-changed?)
  (not (equal? (common:get-last-run-version)
               (common:version-signature))))

(define (common:api-changed?)
  (not (equal? (substring (->string megatest-version) 0 4)
               (substring (conc (common:get-last-run-version)) 0 4))))

;;======================================================================
;; Move me elsewhere ...
;; RADT => Why do we meed the version check here, this is called only if version misma
;;
#;(define (common:cleanup-db dbstruct #!key (full #f))
  (apply db:multi-db-sync 
   dbstruct
   'schema
   ;; 'new2old
   'killservers
   'adj-target
   ;; 'old2new
   'new2old
   ;; (if full
       '(dejunk)
       ;; '())
       )
  (if (common:api-changed?)
      (common:set-last-run-version)))

;; This login does no retries under the hood - it acts a bit like a ping.
;; Deprecated for nmsg-transport.
;;
;; (define (rmt:login-no-auto-client-setup connection-info)
;;   (rmt:send-receive-no-auto-client-setup connection-info 'login 0 (list *toppath* megatest-version *my-client-signature*)))

(define (std-exit-procedure)
  ;;(common:telemetry-log-close)
  (on-exit (lambda () 0))
  ;;(debug:print-info 13 *default-log-port* "std-exit-procedure called; *time-to-exit*="*time-to-exit*)
  (let ((no-hurry  (if (bdat-time-to-exit *bdat*) ;; hurry up
		       #f
		       (begin
			 (bdat-time-to-exit-set! *bdat* #t)
			 #t))))
    (debug:print-info 4 *default-log-port* "starting exit process, finalizing databases.")
    (if (and no-hurry (debug:debug-mode 18))
	(rmt:print-db-stats))
    (let ((th1 (make-thread (lambda () ;; thread for cleaning up, give it five seconds
                              (if *dbstruct-db* (db:close-all *dbstruct-db*)) ;; one second allocated
			      (if *server-info*
				  (let ((pkt-file (conc (get-pkts-dir *toppath*)
							"/" (servdat-uuid *server-info*)
							".pkt"))
					(dbfile   (servdat-dbfile *server-info*)))
				    (debug:print-info 0 *default-log-port* "removing pkt "pkt-file)
				    (delete-file* pkt-file)
				    (if (and dbfile
					     (string-match ".*/main.db$" dbfile))
					(begin
					  (debug:print-info 0 *default-log-port* "Releasing lock for "dbfile)
					  (db:with-lock-db (servdat-dbfile *server-info*)
							   (lambda (dbh dbfile)
							     (db:release-lock dbh dbfile)))))))
			      (if (bdat-task-db *bdat*)    ;; TODO: Check that this is correct for task db
				  (let ((db (cdr (bdat-task-db *bdat*))))
				    (if (sqlite3:database? db)
					(begin
					  (sqlite3:interrupt! db)
					  (sqlite3:finalize! db #t)
					  (bdat-task-db-set! *bdat* #f)))))
                              (http-client#close-idle-connections!)
                              (if (not (eq? *default-log-port* (current-error-port)))
                                  (close-output-port *default-log-port*))
			      (set! *default-log-port* (current-error-port))) "Cleanup db exit thread"))
	  (th2 (make-thread (lambda ()
			      (debug:print 4 *default-log-port* "Attempting clean exit. Please be patient and wait a few seconds...")
			      (if no-hurry
                                  (begin
                                    (thread-sleep! 5)) ;; give the clean up few seconds to do it's stuff
                                  (begin
      				  (thread-sleep! 2)))
      			      (debug:print 4 *default-log-port* " ... done")
      			      )
			    "clean exit")))
      (thread-start! th1)
      (thread-start! th2)
      (thread-join! th1)
      )
    )

  0)

;;======================================================================
;; Force a megatest cleanup-db if version is changed and skip-version-check not specified
;; Do NOT check if not on homehost!
;;
#;(define (common:exit-on-version-changed)
  (if (common:on-homehost?)
      (if (common:api-changed?)
	  (let* ((mtconf (conc (get-environment-variable "MT_RUN_AREA_HOME") "/megatest.config"))
                (dbfile  (conc (get-environment-variable "MT_RUN_AREA_HOME") "/megatest.db"))
                (read-only (not (file-writable? dbfile)))
                (dbstruct (db:setup #t)))
	    (debug:print 0 *default-log-port*
			 "WARNING: Version mismatch!\n"
			 "   expected: " (common:version-signature) "\n"
			 "   got:      " (common:get-last-run-version))
            (cond
             ((get-environment-variable "MT_SKIP_DB_MIGRATE") #t)
             ((and (common:file-exists? mtconf) (common:file-exists? dbfile) (not read-only)
                   (eq? (current-user-id)(file-owner mtconf))) ;; safe to run -cleanup-db
              (debug:print 0 *default-log-port* "   I see you are the owner of megatest.config, attempting to cleanup and reset to new version")
              (handle-exceptions
               exn
               (begin
                 (debug:print 0 *default-log-port* "Failed to switch versions. exn=" exn)
                 (debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
                 (print-call-chain (current-error-port))
                 (exit 1))
               (common:cleanup-db dbstruct)))
             ((not (common:file-exists? mtconf))
              (debug:print 0 *default-log-port* "   megatest.config does not exist in this area.  Cannot proceed with megatest version migration.")
              (exit 1))
             ((not (common:file-exists? dbfile))
              (debug:print 0 *default-log-port* "   megatest.db does not exist in this area.  Cannot proceed with megatest version migration.")
              (exit 1))
             ((not (eq? (current-user-id)(file-owner mtconf)))
              (debug:print 0 *default-log-port* "   You do not own megatest.db in this area.  Cannot proceed with megatest version migration.")
              (exit 1))
             (read-only
              (debug:print 0 *default-log-port* "   You have read-only access to this area.  Cannot proceed with megatest version migration.")
              (exit 1))
             (else
              (debug:print 0 *default-log-port* " to switch versions you can run: \"megatest -cleanup-db\"")
              (exit 1)))))))
;;======================================================================
;;      (begin
;;	(debug:print 0 *default-log-port* "ERROR: cannot migrate version unless on homehost. Exiting.")
;;	(exit 1))))

(define (common:run-sync?)
    ;; (and (common:on-homehost?)
  (args:get-arg "-server"))


;; this one seems to be the general entry point
;;
#;(define (server:start-and-wait areapath #!key (timeout 60))
  (let ((give-up-time (+ (current-seconds) timeout)))
    (let loop ((server-info (server:check-if-running areapath))
	       (try-num    0))
      (if (or server-info
	      (> (current-seconds) give-up-time)) ;; server-url will be #f if no server available.
	  (server:record->url server-info)
	  (let ((num-ok (length (server:get-best (server:get-list areapath)))))
	    (if (and (> try-num 0)  ;; first time through simply wait a little while then try again
		     (< num-ok 1))  ;; if there are no decent candidates for servers then try starting a new one
		(server:kind-run areapath))
	    (thread-sleep! 5)
	    (loop (server:check-if-running areapath)
		  (+ try-num 1)))))))

;; called in megatest.scm, host-port is string hostname:port
;;
;; NOTE: This is NOT called directly from clients as not all transports support a client running
;;       in the same process as the server.
;;
(define (server:ping host port server-id #!key (do-exit #f))
  (let* ((sdat       (servdat-init #f host port server-id)))
    (rmt:send-receive sdat 'ping '())))

;; ping the given server
;;
#;(define (server:check-server server-record)
  (let* ((server-url (server:record->url server-record))
         (server-id (server:record->id server-record)) 
         (res       (server:ping server-url server-id)))
    (if res
        server-url
	#f)))

;; no longer care if multiple servers are started by accident. older
;; servers will drop off in time.
;;
;; defunct
;;
#;(define (server:check-if-running areapath) ;;  #!key (numservers "2"))
  (let* ((ns            (server:get-num-servers))
	 (servers       (server:get-best (server:get-list areapath))))
    (if (or (and servers
		 (null? servers))
	    (not servers)
	    (and (list? servers)
		 (< (length servers) (pseudo-random-integer ns)))) ;; somewhere between 0 and numservers
        #f
        (let loop ((hed (car servers))
                   (tal (cdr servers)))
          (let ((res (server:check-server hed)))
            (if res
                hed
                (if (null? tal)
                    #f
                    (loop (car tal)(cdr tal)))))))))

;; kind start up of servers, wait 40 seconds before allowing another server for a given
;; run-id to be launched
;;
;; defunct
;;
#;(define (server:kind-run areapath)
  ;; look for $MT_RUN_AREA_HOME/logs/server-start-last
  ;; and wait for it to be at least 3 seconds old
  ;; (server:wait-for-server-start-last-flag areapath)
  (if (not (server:check-if-running areapath)) ;; why try if there is already a server running?
      (let* ((last-run-dat (hash-table-ref/default *server-kind-run* areapath '(0 0))) ;; callnum, whenrun
	     (call-num     (car last-run-dat))
	     (when-run     (cadr last-run-dat))
	     (run-delay    (+ (case call-num
				((0)    0)
				((1)   20)
				((2)  300)
				(else 600))
			      (pseudo-random-integer 5)))   ;; add a small random number just in case a lot of jobs hit the work hosts simultaneously
	     (lock-file    (conc areapath "/logs/server-start.lock")))
	(if	(> (- (current-seconds) when-run) run-delay)
		(let* ((start-flag (conc areapath "/logs/server-start-last")))
		  (common:simple-file-lock-and-wait lock-file expire-time: 15)
                  (debug:print-info  0 *default-log-port* "server:kind-run: touching " start-flag)
		  (system (conc "touch " start-flag)) ;; lazy but safe
		  (server:run areapath)
		  (thread-sleep! 2) ;; don't release the lock for at least a few seconds
		  (common:simple-file-release-lock lock-file)))
	(hash-table-set! *server-kind-run* areapath (list (+ call-num 1)(current-seconds))))))

#;(define (client:connect iface port)
  (http-transport:client-connect iface port)
  #;(case (server:get-transport)
    ((rpc)  (rpc:client-connect  iface port))
    ((http) (http:client-connect iface port))
    ((zmq)  (zmq:client-connect  iface port))
    (else   (rpc:client-connect  iface port))))

;;
;; defunct
;;
#;(define (client:setup areapath #!key (remaining-tries 100) (failed-connects 0))
  (print "got here")
  ;; (client:setup-http areapath remaining-tries: remaining-tries failed-connects: failed-connects)
  #;(case (server:get-transport)
    ((rpc) (rpc-transport:client-setup remaining-tries: remaining-tries failed-connects: failed-connects)) ;;(client:setup-rpc run-id))
    ((http)(client:setup-http areapath remaining-tries: remaining-tries failed-connects: failed-connects))
    (else  (rpc-transport:client-setup remaining-tries: remaining-tries failed-connects: failed-connects)))) ;; (client:setup-rpc run-id))))

;; Do all the connection work, look up the transport type and set up the
;; connection if required.
;;
;; There are two scenarios. 
;;   1. We are a test manager and we received *transport-type* and *runremote* via cmdline
;;   2. We are a run tests, list runs or other interactive process and we must figure out
;;      *transport-type* and *runremote* from the monitor.db
;;
;; client:setup
;;
;; lookup_server, need to remove *runremote* stuff
;;

#;(define (client:setup-http areapath #!key (remaining-tries 100) (failed-connects 0)(area-dat #f))
  (debug:print-info 2 *default-log-port* "client:setup remaining-tries=" remaining-tries)
  (server:start-and-wait areapath)
  (if (<= remaining-tries 0)
      (begin
	(debug:print-error 0 *default-log-port* "failed to start or connect to server")
	(exit 1))
      ;;
      ;; Alternatively here, we can get the list of candidate servers and work our way
      ;; through them searching for a good one.
      ;;
      (let* ((server-dat (server:get-rand-best areapath)) ;; (server:get-first-best areapath))
	     (runremote  (or area-dat *runremote*)))
	(if (not server-dat) ;; no server found
	    (client:setup-http areapath remaining-tries: (- remaining-tries 1))
	    (let ((host  (cadr  server-dat))
		  (port  (caddr server-dat))
                  (server-id (caddr (cddr server-dat))))
	      (debug:print-info 4 *default-log-port* "client:setup server-dat=" server-dat ", remaining-tries=" remaining-tries)
	      (if (and (not area-dat)
		       (not *runremote*))
                  (begin       
		    (set! *runremote* (make-and-init-remote))
                    (let* ((server-info (remote-server-info *runremote*))) 
                      (if server-info
                        (begin
                          (remote-server-url-set! *runremote* (server:record->url server-info))
                          (remote-server-id-set! *runremote* (server:record->id server-info)))))))
	      (if (and host port server-id)
		  (let* ((start-res (case *transport-type*
				      ((http)(http-transport:client-connect host port server-id))))
			 (ping-res  (case *transport-type* 
				      ((http)(rmt:login-no-auto-client-setup start-res)))))
		    (if (and start-res
			     ping-res)
			(let ((runremote (or area-dat *runremote*))) ;; it might have been generated only a few statements ago
			  (remote-conndat-set! runremote start-res) ;; (hash-table-set! runremote run-id start-res)
			  (debug:print-info 2 *default-log-port* "connected to " (http-transport:server-dat-make-url start-res))
			  start-res)
			(begin    ;; login failed but have a server record, clean out the record and try again
			  (debug:print-info 0 *default-log-port* "client:setup, login unsuccessful, will attempt to start server ... start-res=" start-res ", server-dat=" server-dat) ;; had runid.  Fixes part of Randy;s ticket 1405717332
			  (case *transport-type* 
			    ((http)(http-transport:close-connections)))
			  (remote-conndat-set! runremote #f)  ;; (hash-table-delete! runremote run-id)
			  (thread-sleep! 1)
			  (client:setup-http areapath remaining-tries: (- remaining-tries 1))
			  )))
		  (begin    ;; no server registered
		    ;; (server:kind-run areapath)
		    (server:start-and-wait areapath)
		    (debug:print-info 0 *default-log-port* "client:setup, no server registered, remaining-tries=" remaining-tries)
		    (thread-sleep! 1) ;; (+ 5 (pseudo-random-integer (- 20 remaining-tries))))  ;; give server a little time to start up, randomize a little to avoid start storms.
		    (client:setup-http areapath remaining-tries: (- remaining-tries 1)))))))))


;;======================================================================
;; http-transportmod.scm contents moved here
;;======================================================================

;; (require-extension (srfi 18) extras tcp s11n)
;; 
;; 
;; (use  srfi-1 posix regex regex-case srfi-69 hostinfo md5 message-digest posix-extras)
;; 
;; (use spiffy uri-common intarweb http-client spiffy-request-vars intarweb spiffy-directory-listing)
;; 
;; Configurations for server
(tcp-buffer-size 2048)
(max-connections 2048) 

(defstruct servdat
  (host #f)
  (port #f)
  (uuid #f)
  (dbfile #f)
  (api-url #f)
  (api-uri #f)
  (api-req #f))

(define (servdat->url sdat)
  (conc (servdat-host sdat)":"(servdat-port sdat)))

(define (http-transport:make-server-url hostport)
  (if (not hostport)
      #f
      (conc "http://" (car hostport) ":" (cadr hostport))))

;;======================================================================
;; S E R V E R
;; ======================================================================

;; NOTE: http-transport:launch is the entry point
;;          -> http-transport:run
;;             -> http-transport:try-start-server -> http-transport:try-start-server (until success)

(define (http-get-function fnkey)
  (hash-table-ref/default *http-functions* fnkey (lambda () "nothing here yet")))

(define (http-handle-api dbstruct $)
  (if (api-proc)
      ((api-proc) dbstruct $) ;; ($) => alist
      'no-api-proc-set))

(define (http-transport:run hostn)
  ;; Configurations for server
  (tcp-buffer-size 2048)
  (max-connections 2048) 
  (debug:print 2 *default-log-port* "Attempting to start the server ...")
  (let* ((db              #f) ;;        (open-db)) ;; we don't want the server to be opening and closing the db unnecesarily
	 (hostname        (get-host-name))
	 (ipaddrstr       (let ((ipstr (if (string=? "-" hostn)
					   ;; (string-intersperse (map number->string (u8vector->list (hostname->ip hostname))) ".")
					   (server:get-best-guess-address hostname)
					   #f)))
			    (if ipstr ipstr hostn))) ;; hostname))) 
	 (start-port      (portlogger:open-run-close portlogger:find-port))
	 (link-tree-path  (common:get-linktree))
	 (tmp-area        (common:get-db-tmp-area))
	 #;(start-file      (conc tmp-area "/.server-start")))
    (debug:print-info 0 *default-log-port* "portlogger recommended port: " start-port)
    ;; set some parameters for the server
    (root-path     (if link-tree-path 
		       link-tree-path
		       (current-directory))) ;; WARNING: SECURITY HOLE. FIX ASAP!
    (handle-directory spiffy-directory-listing)
    #;(handle-exception (lambda (exn chain)
			(signal (make-composite-condition
				 (make-property-condition 
				  'server
				  'message "server error")))))

    ;; Setup the web server and a /ctrl interface
    ;;
    (vhost-map `(((* any) . ,(lambda (continue)
			       ;; open the db on the first call 
				 ;; This is were we set up the database connections
			       (let* (($   (request-vars source: 'both))
				      ;; (dat ($ 'dat))
				      (res #f))
				 (cond
				  ((equal? (uri-path (request-uri (current-request)))
					   '(/ "api"))
				   (debug:print 0 *default-log-port* "In api request $=" $)
				   (send-response ;; the $ is the request vars proc
				    body: (http-handle-api *dbstruct-db* $)
				    headers: '((content-type text/plain)))
				   (set! *db-last-access* (current-seconds)))
				  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "ping"))
				   (send-response body: (conc *toppath*"/"(args:get-arg "-db"))
						  headers: '((content-type text/plain))))
				  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "loop-test"))
				   (send-response body: (alist-ref 'data ($))
						  headers: '((content-type text/plain))))
				  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ ""))
				   (send-response body: ((http-get-function 'http-transport:main-page))))
				  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "json_api"))
				   (send-response body: ((http-get-function 'http-transport:main-page))))
				  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "runs"))
				   (send-response body: ((http-get-function 'http-transport:main-page))))
				  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ any))
				   (send-response body: "hey there!\n"
						  headers: '((content-type text/plain))))
				  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "hey"))
				   (send-response body: "hey there!\n" 
						  headers: '((content-type text/plain))))
                                  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "jquery3.1.0.js"))
				   (send-response body: ((http-get-function 'http-transport:show-jquery))
						  headers: '((content-type application/javascript))))
                                  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "test_log"))
				   (send-response body: ((http-get-function 'http-transport:html-test-log) $) 
						  headers: '((content-type text/HTML))))    
                                  ((equal? (uri-path (request-uri (current-request))) 
					   '(/ "dashboard"))
				   (send-response body: ((http-get-function 'http-transport:html-dboard) $)
						  headers: '((content-type text/HTML)))) 
				  (else (continue))))))))
    #;(handle-exceptions
	exn
      (debug:print 0 *default-log-port* "Failed to create file " start-file ", exn=" exn)
      (with-output-to-file start-file (lambda ()(print (current-process-id)))))
    (http-transport:try-start-server ipaddrstr start-port)))

;; This is recursively run by http-transport:run until sucessful
;;
(define (http-transport:try-start-server ipaddrstr portnum)
  (let ((config-hostname (configf:lookup *configdat* "server" "hostname"))
	(config-use-proxy (equal? (configf:lookup *configdat* "client" "use-http_proxy") "yes")))
    (if (not config-use-proxy)
	(determine-proxy (constantly #f)))
    (debug:print-info 0 *default-log-port* "http-transport:try-start-server time=" (seconds->time-string (current-seconds)) " ipaddrsstr=" ipaddrstr " portnum=" portnum " config-hostname=" config-hostname)
    (handle-exceptions
	exn
	(begin
	  (print-error-message exn)
	  (if (< portnum 64000)
	      (begin 
		(debug:print 0 *default-log-port* "WARNING: attempt to start server failed. Trying again ...")
		(debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
		(debug:print 5 *default-log-port* "exn=" (condition->list exn))
		(portlogger:open-run-close portlogger:set-failed portnum)
		(debug:print 0 *default-log-port* "WARNING: failed to start on portnum: " portnum ", trying next port")
		(thread-sleep! 0.1)
		
		;; get_next_port goes here
		(http-transport:try-start-server ipaddrstr
						 (portlogger:open-run-close portlogger:find-port)))
	      (begin
		(print "ERROR: Tried and tried but could not start the server"))))
      ;; any error in following steps will result in a retry
      (set! *server-info* (make-servdat host: ipaddrstr port: portnum))
      (debug:print 0 *default-log-port* "INFO: Trying to start server on " ipaddrstr ":" portnum)
      ;; This starts the spiffy server
      ;; NEED WAY TO SET IP TO #f TO BIND ALL
      ;; (start-server bind-address: ipaddrstr port: portnum)
      (if config-hostname ;; this is a hint to bind directly
	  (start-server port: portnum bind-address: (if (equal? config-hostname "-")
							ipaddrstr
							config-hostname))
	  (start-server port: portnum))
      (portlogger:open-run-close portlogger:set-port portnum "released")
      (debug:print 1 *default-log-port* "INFO: server has been stopped"))))

;;======================================================================
;; S E R V E R   U T I L I T I E S 
;;======================================================================

;;======================================================================
;; C L I E N T S
;;======================================================================


(define (http-transport:get-time-to-cleanup)
  (let ((res #f))
    (mutex-lock! *http-mutex*)
    (set! res (> (current-seconds) *http-connections-next-cleanup*))
    (mutex-unlock! *http-mutex*)
    res))

(define (http-transport:inc-requests-count)
  (mutex-lock! *http-mutex*)
  (set! *http-requests-in-progress* (+ 1 *http-requests-in-progress*))
  ;; Use this opportunity to slow things down iff there are too many requests in flight
  (if (> *http-requests-in-progress* 5)
      (begin
	(debug:print-info 0 *default-log-port* "Whoa there buddy, ease up...")
	(thread-sleep! 1)))
  (mutex-unlock! *http-mutex*))

(define (http-transport:dec-requests-count proc) 
  (mutex-lock! *http-mutex*)
  (proc)
  (set! *http-requests-in-progress* (- *http-requests-in-progress* 1))
  (mutex-unlock! *http-mutex*))

(define (http-transport:dec-requests-count-and-close-all-connections)
  (set! *http-requests-in-progress* (- *http-requests-in-progress* 1))
  (let loop ((etime (+ (current-seconds) 5))) ;; give up in five seconds
    (if (> *http-requests-in-progress* 0)
	(if (> etime (current-seconds))
	    (begin
	      (thread-sleep! 0.052)
	      (loop etime))
	    (debug:print-error 0 *default-log-port* "requests still in progress after 5 seconds of waiting. I'm going to pass on cleaning up http connections"))
	(close-idle-connections!)))
  (set! *http-connections-next-cleanup* (+ (current-seconds) 10))
  (mutex-unlock! *http-mutex*))

(define (http-transport:inc-requests-and-prep-to-close-all-connections)
  (mutex-lock! *http-mutex*)
  (set! *http-requests-in-progress* (+ 1 *http-requests-in-progress*)))

;; serverdat contains uuid to be used for connection validation
;;
;; NOTE: serverdat must be initialized or created by servdat-init
;;
;; DO NOT USE. Moved to rmt:set-receive-real
;;
;; (define (http-transport:send-receive conn qry-key cmd params #!key (numretries 3))
;;   (let* ((res        #f)
;; 	 (success    #t)
;; 	 (sparams    (with-output-to-string
;; 		       (lambda ()(write params)))))
;;     ;; send the data and get the response extract the needed info from
;;     ;; the http data and process and return it.
;;     (let* ((send-recieve (lambda ()
;; 			   (set! res
;; 				 (with-input-from-request
;; 				  (rmt:conn->uri conn "api")
;; 				  (list (cons 'key qry-key)
;; 					;; (cons 'srvid (servdat-uuid sdat))
;; 					(cons 'cmd cmd)
;; 					(cons 'params sparams))
;; 				   read-string))))
;; 	   (time-out     (lambda ()
;; 			   (thread-sleep! 45)
;; 			   (debug:print 0 *default-log-port* "WARNING: send-receive took more than 45 seconds!!")
;; 			   #f))
;; 	   (th1 (make-thread send-recieve "with-input-from-request"))
;; 	   (th2 (make-thread time-out     "time out")))
;;       (thread-start! th1)
;;       (thread-start! th2)
;;       (thread-join! th1)
;;       (close-idle-connections!)
;;       (thread-terminate! th2)
;;       (if (string? res)
;; 	  (with-input-from-string res
;; 	    (lambda () read))
;; 	  res))))

;; careful closing of connections stored in *runremote*
;;
(define (http-transport:close-connections #!key (area-dat #f))
  (debug:print-info 0 *default-log-port* "http-transport:close-connections doesn't do anything now!"))
;;   (let* ((runremote  (or area-dat *runremote*))
;; 	 (server-dat (if runremote
;;                          (remote-conndat runremote)
;;                          #f))) ;; (hash-table-ref/default *runremote* run-id #f)))
;;     (if (vector? server-dat)
;; 	(let ((api-dat (http-transport:server-dat-get-api-uri server-dat)))
;; 	  (handle-exceptions
;; 	    exn
;; 	    (begin
;; 	      (print-call-chain *default-log-port*)
;; 	      (debug:print-error 0 *default-log-port* " closing connection failed with error: " ((condition-property-accessor 'exn 'message) exn) ", exn=" exn))
;; 	    (close-connection! api-dat)
;;             ;;(close-idle-connections!)
;; 	    #t))
;; 	#f)))


(define (make-http-transport:server-dat)(make-vector 6))
(define (http-transport:server-dat-get-iface         vec)    (vector-ref  vec 0))
(define (http-transport:server-dat-get-port          vec)    (vector-ref  vec 1))
(define (http-transport:server-dat-get-api-uri       vec)    (vector-ref  vec 2))
(define (http-transport:server-dat-get-api-url       vec)    (vector-ref  vec 3))
(define (http-transport:server-dat-get-api-req       vec)    (vector-ref  vec 4))
(define (http-transport:server-dat-get-last-access   vec)    (vector-ref  vec 5))
;(define (http-transport:server-dat-get-socket        vec)    (vector-ref  vec 6))
(define (http-transport:server-dat-get-server-id     vec)    (vector-ref  vec 6))

(define (http-transport:server-dat-make-url vec)
  (if (and (http-transport:server-dat-get-iface vec)
	   (http-transport:server-dat-get-port  vec))
      (conc "http://" 
	    (http-transport:server-dat-get-iface vec)
	    ":"
	    (http-transport:server-dat-get-port  vec))
      #f))

(define (http-transport:server-dat-update-last-access vec)
  (if (vector? vec)
      (vector-set! vec 5 (current-seconds))
      (begin
	(print-call-chain (current-error-port))
	(debug:print-error 0 *default-log-port* "call to http-transport:server-dat-update-last-access with non-vector!!"))))

;; initialize servdat for client side, setup needed parameters
;; pass in #f as sdat-in to create sdat
;;
(define (servdat-init sdat-in iface port uuid)
  (let* ((sdat (or sdat-in (make-servdat))))
    (if uuid (servdat-uuid-set! sdat uuid))
    (servdat-host-set! sdat iface)
    (servdat-port-set! sdat port)
    (servdat-api-url-set! sdat (conc "http://" iface ":" port "/api"))
    (servdat-api-uri-set! sdat (uri-reference (servdat-api-url sdat)))
    (servdat-api-req-set! sdat (make-request method: 'POST
					     uri: (servdat-api-uri sdat)))
    ;; set up the http-client parameters
    (max-retry-attempts 1)
    ;; consider all requests indempotent
    (retry-request? (lambda (request)
		      #f))
    (determine-proxy (constantly #f))
   sdat))

;;======================================================================
;; NEW SERVER METHOD
;;======================================================================

;; only use for main.db - need to re-write some of this :(
;;
(define (get-lock-db sdat dbfile)
  (let* ((dbh (db:open-run-db dbfile db:initialize-db))
	 (res (db:get-iam-server-lock dbh dbfile)))
    (sqlite3:finalize! dbh)
    res))


(define *srvpktspec*
  `((server (host    . h)
	    (port    . p)
	    (servkey . k)
	    (pid     . i)
	    (ipaddr  . a)
	    (dbpath  . d))))

(define (register-server pkts-dir pkt-spec host port servkey ipaddr dbpath)
  (let* ((pkt-dat `((host    . ,host)
		    (port    . ,port)
		    (servkey . ,servkey)
		    (pid     . ,(current-process-id))
		    (ipaddr  . ,ipaddr)
		    (dbpath  . ,dbpath)))
	 (uuid    (write-alist->pkt
		   pkts-dir
		   pkt-dat
		   pktspec: pkt-spec
		   ptype: 'server)))
    (debug:print 0 *default-log-port* "Server on "host":"port" registered in pkt "uuid)
    uuid))

(define (get-pkts-dir #!optional (apath #f))
  (let* ((effective-toppath (or *toppath* apath)))
    (assert effective-toppath
	    "ERROR: get-pkts-dir called without *toppath* set. Exiting.")
    (let* ((pdir (conc effective-toppath "/.meta/srvpkts")))
      (if (file-exists? pdir)
	  pdir
	  (begin
	    (create-directory pdir #t)
	    pdir)))))

;; given a pkts dir read 
;;
(define (get-all-server-pkts pktsdir-in pktspec)
  (let* ((pktsdir  (if (file-exists? pktsdir-in)
		       pktsdir-in
		       (begin
			 (create-directory pktsdir-in #t)
			 pktsdir-in)))
	 (all-pkt-files (glob (conc pktsdir "/*.pkt"))))
    (map (lambda (pkt-file)
	   (read-pkt->alist pkt-file pktspec: pktspec))
	 all-pkt-files)))

(define (server-address srv-pkt)
  (conc (alist-ref 'host srv-pkt) ":"
	(alist-ref 'port srv-pkt)))
	
(define (server-ready? host port key) ;; server-address is host:port
  ;; ping the server and ask it
  ;; if it ready
  ;; (let* ((sdat (servdat-init #f host port #f)))
  ;;   (http-transport:send-receive sdat "abc" 'ping '())))
  (let* ((res (with-input-from-request
	       (conc "http://"host":"port"/ping") ;; returns *toppath*/dbname
	       #f
	       read-string)))
    (if (equal? res key)
	#t
	(begin
	  (debug:print-info 0 *default-log-port* "server-ready? key="key", received="res)
	  #f))))
	      
(define (loop-test host port data) ;; server-address is host:port
  ;; ping the server and ask it
  ;; if it ready
  ;; (let* ((sdat (servdat-init #f host port #f)))
  ;;   (http-transport:send-receive sdat "abc" 'ping '())))
  (let* ((payload (sexpr->string data))
	 (res     (with-input-from-request
		   (conc "http://"host":"port"/loop-test")
		   `((data . ,payload))
		   read-string)))
    (string->sexpr res)))
	      
; from the pkts return servers associated with dbpath
;; NOTE: Only one can be alive - have to check on each
;;       in the list of pkts returned
;;
(define (get-viable-servers serv-pkts dbpath)
  (let loop ((tail serv-pkts)
	     (res  '()))
    (if (null? tail)
	res ;; NOTE: sort by age so oldest is considered first
	(let* ((spkt (car tail)))
	  (loop (cdr tail)
		(if (equal? dbpath (alist-ref 'dbpath spkt))
		    (cons spkt res)
		    res))))))

;; from viable servers get one that is alive and ready
;;
(define (get-the-server serv-pkts)
  (let loop ((tail serv-pkts))
    (if (null? tail)
	#f
	(let* ((spkt  (car tail))
	       (host  (alist-ref 'ipaddr spkt))
	       (port  (alist-ref 'port spkt))
	       (dbpth (alist-ref 'dbpath spkt))
	       (addr  (server-address spkt)))
	  (if (server-ready? host port dbpth)
	      spkt
	      (loop (cdr tail)))))))

;; am I the "first" in line server? I.e. my D card is smallest
;; use Z card as tie breaker
;;
(define (get-best-candidate serv-pkts dbpath)
  (if (null? serv-pkts)
      #f
      (let loop ((tail serv-pkts)
		 (best  (car serv-pkts)))
	(if (null? tail)
	    best
	    (let* ((candidate (car tail))
		   (candidate-bd (string->number (alist-ref 'D candidate)))
		   (best-bd      (string->number (alist-ref 'D best)))
		   ;; bigger number is younger
		   (candidate-z  (alist-ref 'Z candidate))
		   (best-z       (alist-ref 'Z best))
		   (new-best     (cond
				  ((> best-bd candidate-bd) ;; best is younger than candidate
				   candidate)
				  ((< best-bd candidate-bd) ;; candidate is younger than best
				   best)
				  (else
				   (if (string>=? best-z candidate-z)
				       best
				       candidate))))) ;; use Z card as tie breaker
	      (if (null? tail)
		  new-best
		  (loop (cdr tail) new-best)))))))
	  

;;======================================================================
;; END NEW SERVER METHOD
;;======================================================================

(define (http-transport:wait-for-server pkts-dir db-file server-key)
  (let* ((sdat *server-info*))
    (let loop ((start-time (current-seconds))
	       (changed    #t)
	       (last-sdat  "not this"))
      (begin ;; let ((sdat #f))
	(thread-sleep! 0.01)
	(debug:print-info 0 *default-log-port* "Waiting for server alive signature")
	(mutex-lock! *heartbeat-mutex*)
	(set! sdat *server-info*)
	(mutex-unlock! *heartbeat-mutex*)
	(if (and sdat
		 (not changed)
		 (> (- (current-seconds) start-time) 2))
	    (begin
	      (debug:print-info 0 *default-log-port* "Received server alive signature, now attempting to lock in server")
	      ;; create a server pkt in *toppath*/.meta/srvpkts
	      
	      ;; TODO:
	      ;;   1. change sdat to stuct
	      ;;   2. add uuid to struct
	      ;;   3. update uuid in sdat here
	      ;;
	      (servdat-uuid-set! sdat
				 (register-server
				  pkts-dir *srvpktspec*
				  (get-host-name)
				  (servdat-port sdat) server-key
				  (servdat-host sdat) db-file))
	      
	      ;; now read pkts and see if we are a contender
	      (let* ((all-pkts     (get-all-server-pkts pkts-dir *srvpktspec*))
		     (viables      (get-viable-servers all-pkts db-file))
		     (best-srv     (get-best-candidate viables db-file))
		     (best-srv-key (if best-srv (alist-ref 'servkey best-srv) #f)))
		(debug:print 0 *default-log-port* "best-srv-key: "best-srv-key", server-key: "server-key)
		;; am I the best-srv, compare server-keys to know
		(if (equal? best-srv-key server-key)
		    (if (get-lock-db sdat db-file) ;; (db:get-iam-server-lock *dbstruct-db* *toppath* run-id)
			(begin
			  (debug:print 0 *default-log-port* "I'm the server!")
			  (servdat-dbfile-set! sdat db-file))
			(begin
			  (debug:print 0 *default-log-port* "I'm not the server, exiting.")
			  (bdat-time-to-exit-set! *bdat* #t)
			  (thread-sleep! 0.2)
			  (exit)))
		    (begin
		      (debug:print 0 *default-log-port*
				   "Keys do not match "best-srv-key", "server-key", exiting.")
		      (bdat-time-to-exit-set! *bdat* #t)
		      (thread-sleep! 0.2)
		      (exit)))
		sdat))
	    (begin ;; sdat not yet contains server info
	      (debug:print-info 0 *default-log-port* "Still waiting, last-sdat=" last-sdat)
	      (sleep 4)
	      (if (> (- (current-seconds) start-time) 120) ;; been waiting for two minutes
		  (begin
		    (debug:print-error 0 *default-log-port* "transport appears to have died, exiting server")
		    (exit))
		  (loop start-time
			(equal? sdat last-sdat)
			sdat))))))))

;; 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 dbname) 
  ;; if none running or if > 20 seconds since 
  ;; server last used then start shutdown
  ;; This thread waits for the server to come alive
  (debug:print-info 0 *default-log-port* "Starting the sync-back, keep alive thread in server")
  (let* ((run-id            (let ((rid (args:get-arg "-run-id"))) ;; consider getting rid of the -run-id mechanism
			      (if rid                             ;; replace with -db
				  (string->number rid)
				  #f)))
	 (db-file           (if dbname
				(db:dbname->path *toppath* dbname)
				(db:run-id->path *toppath* run-id)))
	 (sdat              #f)
	 ;; (tmp-area          (common:get-db-tmp-area))
	 (server-start-time (current-seconds))
	 (pkts-dir          (get-pkts-dir))
	 (server-key        (server:mk-signature))
	 (server-info       (http-transport:wait-for-server pkts-dir db-file server-key ))
	 (iface       (servdat-host server-info))
         (port        (servdat-port server-info))
         (last-access 0)
	 (server-timeout (server:expiration-timeout))
	 (server-log-file (args:get-arg "-log"))) ;; always set when we are a server

    (let loop ((count         0)
	       (server-state 'available)
	       (bad-sync-count 0)
	       (start-time     (current-milliseconds)))
      ;; Use this opportunity to sync the tmp db to megatest.db NOTE: This conflicts with the watchdog syncing?
      (if (not *dbstruct-db* )
	  (let ((watchdog (bdat-watchdog *bdat*)))
	    (debug:print 0 *default-log-port* "SERVER: dbprep")
	    
	    (db:setup dbname) ;; sets *dbstruct-db* as side effect
	    ;; NOW REGISTER THE SERVER in main.db

	    
















	    
	    
	    (debug:print 0 *default-log-port* "SERVER: running, megatest version: " (common:get-full-version)) ;; NOTE: the server is NOT yet marked as running in the log. We do that in the keep-running routine.
	    (if watchdog
		(if (not (member (thread-state watchdog) '(ready running blocked sleeping dead)))
		    (begin
		      (debug:print-info 0 *default-log-port* "Starting watchdog thread (in state "(thread-state watchdog)")")
		      (thread-start! watchdog)))
		(debug:print 0 *default-log-port* "ERROR: *watchdog* not setup, cannot start it."))))
      
      ;; when things go wrong we don't want to be doing the various queries too often
      ;; so we strive to run this stuff only every four seconds or so.
      (let* ((sync-time (- (current-milliseconds) start-time))
	    (rem-time  (quotient (- 4000 sync-time) 1000)))
	(if (and (<= rem-time 4)
		 (>  rem-time 0))
	    (thread-sleep! rem-time)))
      
      (if (< count 1) ;; 3x3 = 9 secs aprox
	  (loop (+ count 1) 'running bad-sync-count (current-milliseconds)))
      
      ;; Check that iface and port have not changed (can happen if server port collides)
      (mutex-lock! *heartbeat-mutex*)
      (set! sdat *server-info*)
      (mutex-unlock! *heartbeat-mutex*)
      
      (if (or (not (equal? (servdat-host sdat) iface))
	      (not (equal? (servdat-port sdat) port)))
	  (let ((new-iface (servdat-host sdat))
		(new-port  (servdat-port sdat)))
	    (debug:print-info 0 *default-log-port* "WARNING: interface changed, refreshing iface and port info")
	    (set! iface new-iface)
	    (set! port  new-port)
	    (if (not *server-id*)
		(set! *server-id* (server:mk-signature)))
            ;; (debug:print 0 *default-log-port* (current-seconds) (current-directory) (current-process-id) (argv))
	    (debug:print 0 *default-log-port* "SERVER STARTED: " iface ":" port " AT " (current-seconds) " server-id: " *server-id*)
	    (flush-output *default-log-port*)))
      
      ;; Transfer *db-last-access* to last-access to use in checking that we are still alive
      (mutex-lock! *heartbeat-mutex*)
      (set! last-access *db-last-access*)
      (mutex-unlock! *heartbeat-mutex*)
      
      (if (common:low-noise-print 120 (conc "server running on " iface ":" port))
	  (begin
             (if (not *server-id*)
              (set! *server-id* (server:mk-signature)))
	     ;; (debug:print 0 *default-log-port* (current-seconds) (current-directory) (current-process-id) (argv))   
	     (debug:print 0 *default-log-port* "SERVER STARTED: " iface ":" port " AT " (current-seconds) " server-id: " *server-id*)
	     (flush-output *default-log-port*)))
      (if (common:low-noise-print 60 "dbstats")
	  (begin
	    (debug:print 0 *default-log-port* "Server stats:")
	    (db:print-current-query-stats)))
      (let* ((hrs-since-start  (/ (- (current-seconds) server-start-time) 3600)))
	(cond
         ((and *server-run*
	       (> (+ last-access server-timeout)
		  (current-seconds)))
          (if (common:low-noise-print 120 "server continuing")
              (debug:print-info 0 *default-log-port* "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
	      (let ((curr-time (current-seconds)))
		(handle-exceptions
		    exn
		    (debug:print 0 *default-log-port* "ERROR: Failed to change timestamp on log file " server-log-file ". Are you out of space on that disk? exn=" exn)
		  (if (and server-log-file (not *server-overloaded*))
		      (set-file-times! server-log-file curr-time curr-time)))))
          (loop 0 server-state bad-sync-count (current-milliseconds)))
         (else
          (debug:print-info 0 *default-log-port* "Server timed out. seconds since last db access: " (- (current-seconds) last-access))
          (http-transport:server-shutdown port)))))))

(define (http-transport:server-shutdown port)
  (begin
    ;;(BB> "http-transport:server-shutdown called")
    (debug:print-info 0 *default-log-port* "Starting to shutdown the server. pid="(current-process-id))
    ;;
    ;; start_shutdown
    ;;

    ;; deregister the server

    
    (bdat-time-to-exit-set! *bdat* #t) ;; tell on-exit to be fast as we've already cleaned up
    (portlogger:open-run-close portlogger:set-port port "released")
    (thread-sleep! 1)

    ;; (debug:print-info 0 *default-log-port* "Max cached queries was    " *max-cache-size*)
    ;; (debug:print-info 0 *default-log-port* "Number of cached writes   " *number-of-writes*)
    ;; (debug:print-info 0 *default-log-port* "Average cached write time "
    ;; 		      (if (eq? *number-of-writes* 0)
    ;; 			  "n/a (no writes)"
    ;; 			  (/ *writes-total-delay*
    ;; 			     *number-of-writes*))
    ;; 		      " ms")
    ;; (debug:print-info 0 *default-log-port* "Number non-cached queries "  *number-non-write-queries*)
    ;; (debug:print-info 0 *default-log-port* "Average non-cached time   "
    ;; 		      (if (eq? *number-non-write-queries* 0)
    ;; 			  "n/a (no queries)"
    ;; 			  (/ *total-non-write-delay* 
    ;; 			     *number-non-write-queries*))
    ;; 		      " ms")
    
    (db:print-current-query-stats)
    (common:save-pkt `((action . exit)
                       (T      . server)
                       (pid    . ,(current-process-id)))
                     *configdat* #t)
    (debug:print-info 0 *default-log-port* "Server shutdown complete. Exiting")
    (exit)))

;; Call this to start the actual server
;;

;; all routes though here end in exit ...
;;
;; start_server? 
;;
(define (http-transport:launch dbname)
  (let* (;; (tmp-area            (common:get-db-tmp-area))
	 ;; (server-start        (conc tmp-area "/.server-start"))
	 ;; (server-started      (conc tmp-area "/.server-started"))
	 ;; (start-time          (common:lazy-modification-time server-start))
	 ;; (started-time        (common:lazy-modification-time server-started))
	 ;; (server-starting     (< start-time started-time)) ;; if start-time is less than started-time then a server is still starting
	 ;; (start-time-old      (> (- (current-seconds) start-time) 5))
         (cleanup-proc        (lambda (msg)
                                (let* ((serv-fname      (conc "server-" (current-process-id) "-" (get-host-name) ".log"))
                                       (full-serv-fname (conc *toppath* "/logs/" serv-fname))
                                       (new-serv-fname  (conc *toppath* "/logs/" "defunct-" serv-fname)))
                                  (debug:print 0 *default-log-port* msg)
                                  (if (common:file-exists? full-serv-fname)
                                      (system (conc "sleep 1;mv -f " full-serv-fname " " new-serv-fname))
                                      (debug:print 0 *default-log-port* "INFO: cannot move " full-serv-fname " to " new-serv-fname))
                                  (exit)))))
    #;(common:save-pkt `((action . start)
		       (T      . server)
		       (pid    . ,(current-process-id)))
		     *configdat* #t)
    (let* ((th2 (make-thread (lambda ()
                               (debug:print-info 0 *default-log-port* "Server run thread started")
                               (http-transport:run 
                                (if (args:get-arg "-server")
                                    (args:get-arg "-server")
                                    "-")
                                )) "Server run"))
           (th3 (make-thread (lambda ()
                               (debug:print-info 0 *default-log-port* "Server monitor thread started")
                               (http-transport:keep-running dbname)
                               "Keep running"))))
      (thread-start! th2)
      (thread-sleep! 0.252) ;; give the server time to settle before starting the keep-running monitor.
      (thread-start! th3)
      (set! *didsomething* #t)
      (thread-join! th2)
      (exit))))
	    
;; Generate a unique signature for this server
(define (server:mk-signature)
  (message-digest-string (md5-primitive) 
			 (with-output-to-string
			   (lambda ()
			     (write (list (current-directory)
                                          (current-process-id)
					  (argv)))))))

(define (server:get-client-signature) 
  (if *my-client-signature* *my-client-signature*
      (let ((sig (server:mk-signature)))
        (set! *my-client-signature* sig)
        *my-client-signature*)))

;; run ping in separate process, safest way in some cases
;;
(define (server:ping-server ifaceport)
  (with-input-from-pipe 
   (conc (common:get-megatest-exe) " -ping " ifaceport)
   (lambda ()
     (let loop ((inl (read-line))
		(res "NOREPLY"))
       (if (eof-object? inl)
	   (case (string->symbol res)
	     ((NOREPLY)  #f)
	     ((LOGIN_OK) #t)
	     (else       #f))
	   (loop (read-line) inl))))))


;;======================================================================
;; S E R V E R
;;======================================================================

;; Call this to start the actual server
;;

;; all routes though here end in exit ...
;;
;; start_server
;;
(define (server:launch dbname)
    (http-transport:launch dbname))

;;======================================================================
;; S E R V E R   U T I L I T I E S 
;;======================================================================

;; NOT USED (well, ok, reference in rpc-transport but otherwise not used).
;;
#;(define (server:login toppath)
  (lambda (toppath)
    (set! *db-last-access* (current-seconds)) ;; might not be needed.
    (if (equal? *toppath* toppath)
	#t
	#f)))

;; (define server:sync-lock-token "SERVER_SYNC_LOCK")
;; (define (server:release-sync-lock)
;;   (db:no-sync-del! *no-sync-db* server:sync-lock-token))
;; (define (server:have-sync-lock?)
;;   (let* ((have-lock-pair (db:no-sync-get-lock *no-sync-db* server:sync-lock-token))
;;          (have-lock?     (car have-lock-pair))
;;          (lock-time      (cdr have-lock-pair))
;;          (lock-age       (- (current-seconds) lock-time)))
;;     (cond
;;      (have-lock? #t)
;;      ((>lock-age
;;        (* 3 (configf:lookup-number *configdat* "server" "minimum-intersync-delay" default: 180)))
;;       (server:release-sync-lock)
;;       (server:have-sync-lock?))
;;      (else #f))))



)