Megatest

	 (sqlite3:execute db "SELECT id FROM test_data LIMIT 1;"))
	db)
      (begin
	(debug:print-info 11 "open-test-db END (unsucessful)" testpath)
	#f)))

;; find and open the testdat.db file for an existing test
(define (db:open-test-db-by-test-id db test-id #!key (testpath #f))
  (let* ((test-path (if testpath
			testpath
			(cdb:remote-run db:test-get-rundir-from-test-id db test-id))))
    (debug:print 3 "TEST PATH: " test-path)
    (open-test-db test-path)))

(define (db:testdb-initialize db)
  (debug:print 11 "db:testdb-initialize START")
  (for-each
   (lambda (sqlcmd)

     db 
     qry
     )
    (debug:print-info 11 "db:get-tests-for-run START run-ids=" run-ids ", testpatt=" testpatt ", states=" states ", statuses=" statuses ", not-in=" not-in ", sort-by=" sort-by)
    res))

;; this one is a bit broken BUG FIXME
(define (db:delete-test-step-records db test-id #!key (testpath #f))
  ;; Breaking it into two queries for better file access interleaving
  (let* ((tdb (db:open-test-db-by-test-id db test-id testpath: testpath)))
    ;; test db's can go away - must check every time
    (if tdb
	(begin
	  (sqlite3:execute tdb "DELETE FROM test_steps;")
	  (sqlite3:execute tdb "DELETE FROM test_data;")
	  (sqlite3:finalize! tdb)))))

     run-id testname item-path)
    res))

(define db:get-test-id db:get-test-id-not-cached)

;; given a test-info record, patch in the latest data from the testdat.db file
;; found in the test run directory
;;
;; NOT USED
;;
(define (db:patch-tdb-data-into-test-info db test-id res #!key (testpath #f))
  (let ((tdb (db:open-test-db-by-test-id db test-id testpath: testpath)))
    ;; get state and status from megatest.db in real time
    ;; other fields that perhaps should be updated:
    ;;   fail_count
    ;;   pass_count
    ;;   final_logf
    (sqlite3:for-each-row
     (lambda (state status final_logf)

	 (debug:print-info 11 "Sent " zdat ", received " rawdat)
	 (set! tmp (db:string->obj rawdat))
	 (vector-ref tmp 2))))
    ((zmq)
     (handle-exceptions
      exn
      (begin
	(debug:print-info 0 "cdb:client-call timeout or error. Trying again in 5 seconds")
	(thread-sleep! 5) 
	(if (> numretries 0)(apply cdb:client-call serverdat qtype immediate (- numretries 1) params)))
      (let* ((push-socket (vector-ref serverdat 0))
	     (sub-socket  (vector-ref serverdat 1))
	     (client-sig  (client:get-signature))
	     (query-sig   (message-digest-string (md5-primitive) (conc qtype immediate params)))
	     (zdat        (db:obj->string (vector client-sig qtype immediate query-sig params (current-seconds)))) ;; (with-output-to-string (lambda ()(serialize params))))

			       ;; this should match (client:get-signature)
			       ;; we will need to process "all" messages here some day
			       (receive-message* sub-socket)
			       ;; now get the actual message
			       (let ((myres (db:string->obj (receive-message* sub-socket))))
				 (if (equal? query-sig (vector-ref myres 1))
				     (set! res (vector-ref myres 2))
				     (loop)))))))
	    ;; (timeout (lambda ()
	    ;;     	(let loop ((n numretries))
	    ;;     	  (thread-sleep! 15)
	    ;;     	  (if (not res)
	    ;;     	      (if (> numretries 0)
	    ;;     		  (begin
	    ;;     		    (debug:print 2 "WARNING: no reply to query " params ", trying resend")
	    ;;     		    (debug:print-info 11 "re-sending message")
	    ;;     		    (send-message push-socket zdat)
	    ;;     		    (debug:print-info 11 "message re-sent")
	    ;;     		    (loop (- n 1)))
	    ;;     		  ;; (apply cdb:client-call *runremote* qtype immediate (- numretries 1) params))
	    ;;     		  (begin
	    ;;     		    (debug:print 0 "ERROR: cdb:client-call timed out " params ", exiting.")
	    ;;     		    (exit 5))))))))
	(debug:print-info 11 "Starting threads")
	(let ((th1 (make-thread send-receive "send receive"))
	      ;; (th2 (make-thread timeout      "timeout"))
	      )
	  (thread-start! th1)
	  ;; (thread-start! th2)
	  (thread-join!  th1)
	  (debug:print-info 11 "cdb:client-call returning res=" res)
	  res))))))
  
(define (cdb:set-verbosity serverdat val)
  (cdb:client-call serverdat 'set-verbosity #f *default-numtries* val))

(define (db:testmeta-update-field db testname field value)
  (sqlite3:execute db (conc "UPDATE test_meta SET " field "=? WHERE testname=?;") value testname))

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

(define (db:csv->test-data db test-id csvdata #!key (testpath #f))
  (debug:print 4 "test-id " test-id ", csvdata: " csvdata)
  (let ((tdb     (db:open-test-db-by-test-id db test-id testpath: testpath)))
    (if tdb
	(let ((csvlist (csv->list (make-csv-reader
				   (open-input-string csvdata)
				   '((strip-leading-whitespace? #t)
				     (strip-trailing-whitespace? #t)) )))) ;; (csv->list csvdata)))
	  (for-each 
	   (lambda (csvrow)

			    ", expected: " expected " tol: " tol " units: " units " status: " status " comment: " comment)
	       (sqlite3:execute tdb "INSERT OR REPLACE INTO test_data (test_id,category,variable,value,expected,tol,units,comment,status,type) VALUES (?,?,?,?,?,?,?,?,?,?);"
				test-id category variable value expected tol units (if comment comment "") status type)
	       (sqlite3:finalize! tdb)))
	   csvlist)))))

;; get a list of test_data records matching categorypatt
(define (db:read-test-data db test-id categorypatt #!key (testpath #f))
  (let ((tdb  (db:open-test-db-by-test-id db test-id testpath: testpath)))
    (if tdb
	(let ((res '()))
	  (sqlite3:for-each-row 
	   (lambda (id test_id category variable value expected tol units comment status type)
	     (set! res (cons (vector id test_id category variable value expected tol units comment status type) res)))
	   tdb
	   "SELECT id,test_id,category,variable,value,expected,tol,units,comment,status,type FROM test_data WHERE test_id=? AND category LIKE ? ORDER BY category,variable;" test-id categorypatt)
	  (sqlite3:finalize! tdb)
	  (reverse res))
	'())))

;; NOTE: Run this local with #f for db !!!
(define (db:load-test-data db test-id #!key (testpath #f))
  (let loop ((lin (read-line)))
    (if (not (eof-object? lin))
	(begin
	  (debug:print 4 lin)
	  (db:csv->test-data db test-id lin)
	  (loop (read-line)))))
  ;; roll up the current results.
  ;; FIXME: Add the status to 
  (db:test-data-rollup db test-id #f testpath: testpath))

;; WARNING: Do NOT call this for the parent test on an iterated test
;; Roll up test_data pass/fail results
;; look at the test_data status field, 
;;    if all are pass (any case) and the test status is PASS or NULL or '' then set test status to PASS.
;;    if one or more are fail (any case) then set test status to PASS, non "pass" or "fail" are ignored
(define (db:test-data-rollup db test-id status #!key (testpath #f))
  (let ((tdb (db:open-test-db-by-test-id db test-id testpath: testpath))
	(fail-count 0)
	(pass-count 0))
    (if tdb
	(begin
	  (sqlite3:for-each-row
	   (lambda (fcount pcount)
	     (set! fail-count fcount)

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

(define (db:step-get-time-as-string vec)
  (seconds->time-string (db:step-get-event_time vec)))

;; db-get-test-steps-for-run
(define (db:get-steps-for-test db test-id #!key (testpath #f))
  (let* ((tdb (db:open-test-db-by-test-id db test-id testpath: testpath))
	 (res '()))
    (if tdb
	(begin
	  (sqlite3:for-each-row 
	   (lambda (id test-id stepname state status event-time logfile)
	     (set! res (cons (vector id test-id stepname state status event-time (if (string? logfile) logfile "")) res)))
	   tdb
	   "SELECT id,test_id,stepname,state,status,event_time,logfile FROM test_steps WHERE test_id=? ORDER BY id ASC;" ;; event_time DESC,id ASC;
	   test-id)
	  (sqlite3:finalize! tdb)
	  (reverse res))
	'())))

;; get a pretty table to summarize steps
;;
(define (db:get-steps-table db test-id #!key (testpath #f))
  (let ((steps   (db:get-steps-for-test db test-id testpath: testpath)))
    ;; organise the steps for better readability
    (let ((res (make-hash-table)))
      (for-each 
       (lambda (step)
	 (debug:print 6 "step=" step)
	 (let ((record (hash-table-ref/default 
			res 

		      ((eq? (db:step-get-event_time a)(db:step-get-event_time b)) 
		       (<   (db:step-get-id a)        (db:step-get-id b)))
		      (else #f)))))
      res)))

;; get a pretty table to summarize steps
;;
(define (db:get-steps-table-list db test-id #!key (testpath #f))
  (let ((steps   (db:get-steps-for-test db test-id testpath: testpath)))
    ;; organise the steps for better readability
    (let ((res (make-hash-table)))
      (for-each 
       (lambda (step)
	 (debug:print 6 "step=" step)
	 (let ((record (hash-table-ref/default 
			res 

	     ;; if the test is not found then clearly the waiton is not met...
	     ;; (if (not ever-seen)(set! result (cons waitontest-name result)))))
	     (if (not ever-seen)
		 (set! result (append (if (null? tests)(list waitontest-name) tests) result)))))
	 waitons)
	(delete-duplicates result))))

(define (db:teststep-set-status! db test-id teststep-name state-in status-in comment logfile #!key (testpath #f))
  (debug:print 4 "test-id: " test-id " teststep-name: " teststep-name)
  ;;                 db:open-test-db-by-test-id does cdb:remote-run
  (let* ((tdb       (db:open-test-db-by-test-id db test-id testpath: testpath))
	 (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 "WARNING: Invalid " (if status "status" "state")
		     " value \"" (if status state-in status-in) "\", update your validvalues section in megatest.config"))
    (if tdb
	(begin

	  (open-run-close set-run-config-vars #f run-id keys keyvals)
	  ;; environment overrides are done *before* the remaining critical envars.
	  (alist->env-vars env-ovrd)
	  (set-megatest-env-vars run-id)
	  (set-item-env-vars itemdat)
	  (save-environment-as-files "megatest")
	  ;; open-run-close not needed for test-set-meta-info
	  (tests:set-meta-info #f test-id run-id test-name itemdat 0 testpath)
	  (tests:test-set-status! test-id "REMOTEHOSTSTART" "n/a" (args:get-arg "-m") #f)
	  (if (args:get-arg "-xterm")
	      (set! fullrunscript "xterm")
	      (if (and fullrunscript (not (file-execute-access? fullrunscript)))
		  (system (conc "chmod ug+x " fullrunscript))))
	  ;; We are about to actually kick off the test
	  ;; so this is a good place to remove the records for 

						   ;;       (set! script (conc script "source " prev-env))))
						   
						   ;; call the command using mt_ezstep
						   (set! script (conc "mt_ezstep " stepname " " (if prevstep prevstep "-") " " stepcmd))

						   (debug:print 4 "script: " script)
						   ;; DO NOT remote
						   (db:teststep-set-status! #f test-id stepname "start" "-" #f #f testpath: testpath)
						   ;; now launch
						   (let ((pid (process-run script)))
						     (let processloop ((i 0))
						       (let-values (((pid-val exit-status exit-code)(process-wait pid #t)))
								   (mutex-lock! m)
								   (vector-set! exit-info 0 pid)
								   (vector-set! exit-info 1 exit-status)
								   (vector-set! exit-info 2 exit-code)
								   (mutex-unlock! m)
								   (if (eq? pid-val 0)
								       (begin
									 (thread-sleep! 2)
									 (processloop (+ i 1))))
								   ))
                                                     (let ((exinfo (vector-ref exit-info 2))
                                                           (logfna (if logpro-used (conc stepname ".html") "")))
						       ;; testing if procedures called in a remote call cause problems (ans: no or so I suspect)
						       (db:teststep-set-status! #f test-id stepname "end" exinfo #f logfna testpath: testpath))
						     (if logpro-used
							 (cdb:test-set-log! *runremote*  test-id (conc stepname ".html")))
						     ;; set the test final status
						     (let* ((this-step-status (cond
									       ((and (eq? (vector-ref exit-info 2) 2) logpro-used) 'warn)
									       ((eq? (vector-ref exit-info 2) 0)                   'pass)
									       (else 'fail)))

							    (current-seconds) 
							    start-seconds)))))
					(kill-tries 0))
				   (let loop ((minutes   (calc-minutes)))
				     (begin
				       (set! kill-job? (test-get-kill-request test-id)) ;; run-id test-name itemdat))
				       ;; open-run-close not needed for test-set-meta-info
				       (tests:set-meta-info #f test-id run-id test-name itemdat minutes testpath)
				       (if kill-job? 
					   (begin
					     (mutex-lock! m)
					     (let* ((pid (vector-ref exit-info 0)))
					       (if (number? pid)
						   (begin
						     (debug:print 0 "WARNING: Request received to kill job (attempt # " kill-tries ")")

(include "common_records.scm")
(include "key_records.scm")
(include "db_records.scm")
(include "megatest-fossil-hash.scm")

;; (use trace dot-locking)
;; (trace
;;  db:teststep-set-status!
;;  db:open-test-db-by-test-id
;;  db:test-get-rundir-from-test-id
;;  cdb:tests-register-test
;;  cdb:tests-update-uname-host
;;  cdb:tests-update-run-duration
;;  ;;  cdb:client-call
;;  ;; cdb:remote-run
;; )
;;  cdb:test-set-status-state

	(set! *transport-type* (string->symbol transport))
	(if (not (setup-for-run))
	    (begin
	      (debug:print 0 "Failed to setup, exiting")
	      (exit 1)))
	(if (and state status)
	    ;; DO NOT remote run, makes calls to the testdat.db test db.
	    (db:teststep-set-status! db test-id step state status msg logfile testpath: testpath)
	    (begin
	      (debug:print 0 "ERROR: You must specify :state and :status with every call to -step")
	      (exit 6))))))

(if (args:get-arg "-step")
    (begin
      (megatest:step 
       (args:get-arg "-step")
       (args:get-arg ":state")
       (args:get-arg ":status")
       (args:get-arg "-setlog")
       (args:get-arg "-m"))
      ;; (if db (sqlite3:finalize! db))
      (set! *didsomething* #t)))
    
(if (or (and (args:get-arg "-setlog")       ;; since setting up is so costly lets piggyback on -test-status
	     (not (args:get-arg "-step")))  ;; -setlog may have been processed already in the "-step" previous
	(args:get-arg "-set-toplog")
	(args:get-arg "-test-status")
	(args:get-arg "-set-values")
	(args:get-arg "-load-test-data")
	(args:get-arg "-runstep")
	(args:get-arg "-summarize-items"))
    (if (not (getenv "MT_CMDINFO"))

				       ((zsh bash sh ash) "2>&1 >")
				       (else ">&")))
			 (fullcmd    (conc "(" (string-intersperse 
						(cons cmd params) " ")
					   ") " redir " " logfile)))
		    ;; mark the start of the test
		    ;; DO NOT run remote
		    (db:teststep-set-status! db test-id stepname "start" "n/a" (args:get-arg "-m") logfile testpath: testpath)
		    ;; run the test step
		    (debug:print-info 2 "Running \"" fullcmd "\"")
		    (change-directory startingdir)
		    (set! exitstat (system fullcmd)) ;; cmd params))
		    (set! *globalexitstatus* exitstat)
		    (change-directory testpath)
		    ;; run logpro if applicable ;; (process-run "ls" (list "/foo" "2>&1" "blah.log"))
		    (if logprofile
			(let* ((htmllogfile (conc stepname ".html"))
			       (oldexitstat exitstat)
			       (cmd         (string-intersperse (list "logpro" logprofile htmllogfile "<" logfile ">" (conc stepname "_logpro.log")) " ")))
			  (debug:print-info 2 "running \"" cmd "\"")
			  (change-directory startingdir)
			  (set! exitstat (system cmd))
			  (set! *globalexitstatus* exitstat) ;; no necessary
			  (change-directory testpath)
			  (cdb:test-set-log! *runremote* test-id htmllogfile)))
		    (let ((msg (args:get-arg "-m")))
		      ;; DO NOT run remote
		      (db:teststep-set-status! db test-id stepname "end" exitstat msg logfile testpath: testpath))
		    )))
	  (if (or (args:get-arg "-test-status")
		  (args:get-arg "-set-values"))
	      (let ((newstatus (cond
				((number? status)       (if (equal? status 0) "PASS" "FAIL"))
				((and (string? status)
				      (string->number status))(if (equal? (string->number status) 0) "PASS" "FAIL"))

										   (eq? (hash-table-ref/default test-registery x #f) 'start))
										 (hash-table-keys test-registery))
									 ", "))
		  (thread-sleep! 0.1)
		  (loop hed tal reruns))
		 ((not have-resources) ;; simply try again after waiting a second
		  (debug:print-info 1 "no resources to run new tests, waiting ...")
		  ;; Have gone back and forth on this but db starvation is an issue.
		  ;; wait one second before looking again to run jobs.
		  (thread-sleep! 1) ;; (+ 2 *global-delta*))
		  ;; could have done hed tal here but doing car/cdr of newtal to rotate tests
		  (loop (car newtal)(cdr newtal) reruns))
		 ((and have-resources
		       (or (null? prereqs-not-met)
			   (and (eq? testmode 'toplevel)
				(null? non-completed))))
		  (run:test run-id runname keyvallst test-record flags #f)

	;; (sqlite3:execute db "UPDATE tests SET run_duration=? WHERE id=?;" minutes test-id))
    (if (eq? num-records 0)
	(cdb:tests-update-uname-host *runremote* test-id uname hostname))
	;;(sqlite3:execute db "UPDATE tests SET uname=?,host=? WHERE id=?;" uname hostname test-id))
    ;;(sqlite3:finalize! db))
    )
  
(define (tests:set-meta-info db test-id run-id testname itemdat minutes testpath)
  ;; DOES cdb:remote-run under the hood!
  (let* ((tdb         (db:open-test-db-by-test-id db test-id testpath: testpath))
	 (num-records (test:tdb-get-rundat-count tdb))
	 (cpuload  (get-cpu-load))
	 (diskfree (get-df (current-directory))))
    (if (eq? (modulo num-records 10) 0) ;; every ten records update central
	(let ((uname    (get-uname "-srvpio"))
	      (hostname (get-host-name)))
	  (tests:update-central-meta-info test-id cpuload diskfree minutes num-records uname hostname)))
    (sqlite3:execute tdb "INSERT INTO test_rundat (update_time,cpuload,diskfree,run_duration) VALUES (strftime('%s','now'),?,?,?);"
		     cpuload diskfree minutes)
    (sqlite3:finalize! tdb)))
	  
;;======================================================================
;; A R C H I V I N G
;;======================================================================

(define (test:archive db test-id)
  #f)

[setup]
# exectutable /path/to/megatest
max_concurrent_jobs 25

linktree #{getenv MT_RUN_AREA_HOME}/tmp/mt_links

[jobtools]
useshell yes
# ## launcher launches jobs, the job is managed on the target host
## by megatest, comment out launcher to run local