Megatest

	                        expected REAL,
	                        tol REAL,
                                units TEXT,
                                comment TEXT DEFAULT '',
                                status TEXT DEFAULT 'n/a',
                                type TEXT DEFAULT '',
                              CONSTRAINT test_data_constraint UNIQUE (test_id,category,variable));")
	  (sqlite3:execute db "CREATE TABLE IF NOT EXISTS tasks_queue (id INTEGER PRIMARY KEY,
                                action TEXT DEFAULT '',
                                owner TEXT,
                                state TEXT DEFAULT 'new',
                                target TEXT DEFAULT '',
                                name TEXT DEFAULT '',
                                test TEXT DEFAULT '',
                                item TEXT DEFAULT '',
                                creation_time TIMESTAMP,
                                execution_time TIMESTAMP);")
	  (sqlite3:execute db "CREATE TABLE IF NOT EXISTS monitors (id INTEGER PRIMARY KEY,
                                pid INTEGER,
                                start_time TIMESTAMP,
                                last_update TIMESTAMP,
                                hostname TEXT,
                                username TEXT,
                               CONSTRAINT monitors_constraint UNIQUE (pid,hostname));")

       (patch-db))
      ((< mver 1.21)
       (sqlite3:execute db "DROP TABLE IF EXISTS metadat;")
       (sqlite3:execute db "CREATE TABLE IF NOT EXISTS metadat (id INTEGER, var TEXT, val TEXT,
                                  CONSTRAINT metadat_constraint UNIQUE (var));")
       (db:set-var db "MEGATEST_VERSION" 1.21) ;; set before, just in case the changes are already applied
       (sqlite3:execute db test-meta-def)
       ;(for-each 
       ; (lambda (stmt)
       ;   (sqlite3:execute db stmt))
       ; (list 
       ;  "ALTER TABLE tests ADD COLUMN first_err TEXT;"
       ;  "ALTER TABLE tests ADD COLUMN first_warn TEXT;"
       ;  ))
       (patch-db))
      ((< mver 1.24)
       (db:set-var db "MEGATEST_VERSION" 1.24)
       (sqlite3:execute db "DROP TABLE IF EXISTS test_data;")
       (sqlite3:execute db "DROP TABLE IF EXISTS test_meta;")
       (sqlite3:execute db test-meta-def)
       (sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_data (id INTEGER PRIMARY KEY,

	 "SELECT fieldname,fieldtype FROM keys ORDER BY id DESC;")
	(set! *db-keys* res)
	res)))

(define db:get-keys db-get-keys)

(define (db:get-value-by-header row header field)
  (debug:print 0 "db:get-value-by-header row: " row " header: " header " field: " field)
  (if (null? header) #f
      (let loop ((hed (car header))
		 (tal (cdr header))
		 (n   0))
	(if (equal? hed field)
	    (vector-ref row n)
	    (if (null? tal) #f (loop (car tal)(cdr tal)(+ n 1)))))))

  (let* ((res      #f)
	 (keys      (db-get-keys db))
	 (remfields (list "id" "runname" "state" "status" "owner" "event_time"))
	 (header    (append (map key:get-fieldname keys)
			    remfields))
	 (keystr    (conc (keys->keystr keys) ","
			  (string-intersperse remfields ","))))
    (debug:print 0 "db:get-run-info run-id: " run-id " header: " header " keystr: " keystr)
    (sqlite3:for-each-row
     (lambda (a . x)
       (set! res (apply vector a x)))
     db
     (conc "SELECT " keystr " FROM runs WHERE id=?;")
     run-id)
    (vector header res)))

;; states and statuses are required to be lists, empty is ok
(define (db-get-tests-for-run db run-id testpatt itempatt states statuses)
  (let ((res '())
	(states-str    (conc "('" (string-intersperse states   "','") "')"))
	(statuses-str  (conc "('" (string-intersperse statuses "','") "')"))
	)
    (sqlite3:for-each-row 
     (lambda (id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment)
       (set! res (cons (vector id run-id testname state status event-time host cpuload diskfree uname rundir item-path run-duration final-logf comment) res)))
     db 
     (conc "SELECT id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment "
	   " FROM tests WHERE run_id=? AND testname like ? AND item_path LIKE ? " 
	   " AND NOT (state in " states-str " AND status IN " statuses-str ") "
	   " ORDER BY id DESC;")
     run-id
     (if testpatt testpatt "%")
     (if itempatt itempatt "%"))
    res))

     "SELECT count(id) FROM tests WHERE state in ('LAUNCHED','NOT_STARTED','REMOTEHOSTSTART','RUNNING','KILLREQ') AND run_id=?;" run-id)
    res))

;; NB// Sync this with runs:get-test-info
(define (db:get-test-info db run-id testname item-path)
  (let ((res #f))
    (sqlite3:for-each-row
     (lambda (id run-id testname state status event-time host cpuload diskfree uname rundir item-path run_duration final_logf comment )
       (set! res (vector id run-id testname state status event-time host cpuload diskfree uname rundir item-path run_duration final_logf comment )))
     db 
     "SELECT id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment FROM tests WHERE run_id=? AND testname=? AND item_path=?;"
     run-id testname item-path)
    res))

;; Get test data using test_id
(define (db:get-test-data-by-id db test-id)
  (let ((res #f))
    (sqlite3:for-each-row
     (lambda (id run-id testname state status event-time host cpuload diskfree uname rundir item-path run_duration final_logf comment)
       (set! res (vector id run-id testname state status event-time host cpuload diskfree uname rundir item-path run_duration final_logf comment)))
     db 
     "SELECT id,run_id,testname,state,status,event_time,host,cpuload,diskfree,uname,rundir,item_path,run_duration,final_logf,comment FROM tests WHERE id=?;"
     test-id)
    res))


(define (db:test-set-comment db run-id testname item-path comment)
  (sqlite3:execute 
   db 

				   "Test Owner"        ; 14
				   "Reviewed"          ; 15
				   "Diskfree"          ; 16
				   "Uname"             ; 17
				   "Rundir"            ; 18
				   "Host"              ; 19
				   "Cpu Load"          ; 20

				   )))
	 (results (list runsheader))			 
	 (testdata-header (list "Run Id" "Testname" "Item Path" "Category" "Variable" "Value" "Expected" "Tol" "Units" "Status" "Comment")))
    (debug:print 2 "Using " tempdir " for constructing the ods file. keyqry: " keyqry " keystr: " keysstr " with keys: " (map cadr keypatt-alist))
    ;; "Expected Value"
    ;; "Value Found"
    ;; "Tolerance"
    (apply sqlite3:for-each-row

              t.item_path,tm.description,t.state,t.status,
              final_logf,run_duration, 
              strftime('%m/%d/%Y %H:%M:%S',datetime(t.event_time,'unixepoch'),'localtime'),
              tm.tags,r.owner,t.comment,
              author,
              tm.owner,reviewed,
              diskfree,uname,rundir,
              host,cpuload
            FROM tests AS t INNER JOIN runs AS r ON t.run_id=r.id INNER JOIN test_meta AS tm ON tm.testname=t.testname
            WHERE runname LIKE ? AND " keyqry ";")
     runspatt (map cadr keypatt-alist))
    (set! results (list (cons "Runs" results)))
    ;; now, for each test, collect the test_data info and add a new sheet
    (for-each
     (lambda (test-id)

(define-inline (key:get-fieldname key)(vector-ref key 0))
(define-inline (key:get-fieldtype key)(vector-ref key 1))

(define-inline (keys->valslots keys) ;; => ?,?,? ....
  (string-intersperse (map (lambda (x) "?") keys) ","))

(define-inline (keys->key/field keys . additional)
  (string-join (map (lambda (k)(conc (key:get-fieldname k) " " 
				     (key:get-fieldtype k)))
		    (append keys additional)) ","))

(define-inline (item-list->path itemdat)
  (string-intersperse  (map cadr itemdat) "/"))

;; 1. look though disks list for disk with most space
;; 2. create run dir on disk, path name is meaningful
;; 3. create link from run dir to megatest runs area 
;; 4. remotely run the test on allocated host
;;    - could be ssh to host from hosts table (update regularly with load)
;;    - could be netbatch
;;      (launch-test db (cadr status) test-conf))
(define (launch-test db run-id runname test-conf keyvallst test-name test-path itemdat)
  (change-directory *toppath*)
  (let ((useshell   (config-lookup *configdat* "jobtools"     "useshell"))
	(launcher   (config-lookup *configdat* "jobtools"     "launcher"))
	(runscript  (config-lookup test-conf   "setup"        "runscript"))
	(ezsteps    (> (length (hash-table-ref/default test-conf "ezsteps" '())) 0)) ;; don't send all the steps, could be big
	(diskspace  (config-lookup test-conf   "requirements" "diskspace"))
	(memory     (config-lookup test-conf   "requirements" "memory"))

						   (list 'test-name test-name) 
						   (list 'runscript runscript) 
						   (list 'run-id    run-id   )
						   (list 'itemdat   itemdat  )
						   (list 'megatest  remote-megatest)
						   (list 'ezsteps   ezsteps)
						   (list 'env-ovrd  (hash-table-ref/default *configdat* "env-override" '()))
						   (list 'runname   runname)
						   (list 'mt-bindir-path mt-bindir-path))))))) ;; (string-intersperse keyvallst " "))))
    ;; clean out step records from previous run if they exist
    (db:delete-test-step-records db run-id test-name itemdat)
    (change-directory work-area) ;; so that log files from the launch process don't clutter the test dir
    (cond
     ((and launcher hosts) ;; must be using ssh hostname
      (set! fullcmd (append launcher (car hosts)(list remote-megatest test-sig "-execute" cmdparms))))

    (let* ((commonprevvals (alist->env-vars
			    (hash-table-ref/default *configdat* "env-override" '())))
	   (testprevvals   (alist->env-vars
			    (hash-table-ref/default test-conf "pre-launch-env-overrides" '())))
	   (miscprevvals   (alist->env-vars ;; consolidate this code with the code in megatest.scm for "-execute"
			    (append (list (list "MT_TEST_NAME" test-name)
					  (list "MT_ITEM_INFO" (conc itemdat)) 
					  (list "MT_RUNNAME"   runname))
				    itemdat)))
	   (launch-results (apply cmd-run-proc-each-line
				  (if useshell
				      (string-intersperse fullcmd " ")
				      (car fullcmd))
				  print
				  (if useshell

			 (debug:print 6 "RUNNING => runflag: " runflag " STATE: " (test:get-state testdat) " STATUS: " (test:get-status testdat))
			 (if (not runflag)
			     (if (not parent-test)
				 (debug:print 1 "NOTE: Not starting test " new-test-name " as it is state \"COMPLETED\" and status \"" (test:get-status testdat) "\", use -force to override"))
			     (let* ((get-prereqs-cmd (lambda ()
						       (db-get-prereqs-not-met db run-id waiton))) ;; check before running ....
				    (launch-cmd      (lambda ()
						       (launch-test db run-id (args:get-arg ":runname") test-conf keyvallst test-name test-path itemdat)))
				    (testrundat      (list get-prereqs-cmd launch-cmd)))
			       (if (or (args:get-arg "-force")
				       (let ((preqs-not-yet-met ((car testrundat))))
					 (debug:print 2 "Preqrequesites for " test-name ": " preqs-not-yet-met)
					 (null? preqs-not-yet-met))) ;; are there any tests that must be run before this one...
				   (if (not ((cadr testrundat))) ;; this is the line that launches the test to the remote host
				       (begin

			 (debug:print 6 "RUNNING => runflag: " runflag " STATE: " (test:get-state testdat) " STATUS: " (test:get-status testdat))
			 (if (not runflag)
			     (if (not parent-test)
				 (debug:print 1 "NOTE: Not starting test " new-test-name " as it is state \"COMPLETED\" and status \"" (test:get-status testdat) "\", use -force to override"))
			     (let* ((get-prereqs-cmd (lambda ()
						       (db-get-prereqs-not-met db run-id waiton))) ;; check before running ....
				    (launch-cmd      (lambda ()
						       (launch-test db run-id runname test-conf keyvallst test-name test-path itemdat)))
				    (testrundat      (list get-prereqs-cmd launch-cmd)))
			       (if (or force
				       (let ((preqs-not-yet-met ((car testrundat))))
					 (debug:print 2 "Preqrequesites for " test-name ": " preqs-not-yet-met)
					 (null? preqs-not-yet-met))) ;; are there any tests that must be run before this one...
				   (if (not ((cadr testrundat))) ;; this is the line that launches the test to the remote host
				       (begin

(define-inline (tasks:task-get-state            vec)    (vector-ref  vec 3))
(define-inline (tasks:task-get-target           vec)    (vector-ref  vec 4))
(define-inline (tasks:task-get-name             vec)    (vector-ref  vec 5))
(define-inline (tasks:task-get-test             vec)    (vector-ref  vec 6))
(define-inline (tasks:task-get-item             vec)    (vector-ref  vec 7))
(define-inline (tasks:task-get-creation_time    vec)    (vector-ref  vec 8))
(define-inline (tasks:task-get-execution_time   vec)    (vector-ref  vec 9))

(define-inline (tasks:task-set-state!  vec val)(vector-set! vec 3 val))


;; make-vector-record tasks monitor id pid start_time last_update hostname username
(define (make-tasks:monitor)(make-vector 5))
(define-inline (tasks:monitor-get-id            vec)    (vector-ref  vec 0))
(define-inline (tasks:monitor-get-pid           vec)    (vector-ref  vec 1))
(define-inline (tasks:monitor-get-start_time    vec)    (vector-ref  vec 2))

    (sqlite3:execute db (conc "DELETE FROM monitors WHERE id IN ('" (string-intersperse (map conc deadlist) "','") "');")))
  )

(define (tasks:remove-monitor-record db)
  (sqlite3:execute db "DELETE FROM monitors WHERE pid=? AND hostname=?;"
		   (current-process-id)
		   (get-host-name)))

(define (tasks:set-state db task-id state)
  (sqlite3:execute db "UPDATE tasks_queue SET state=? WHERE id=?;" 
		   state 
		   task-id))

(define (tasks:start-run db task)
  ;; Starting run #(3 run matt reset ubuntu/afs/tmp ww44 % % 1319368208.0 1319386680.0)
  ;; Starting run #(5 run matt reset centos/nfs/nada ww42 all all 1319371306.0 1319386801.0)
  (print "Starting run " task)
  ;; sillyness, just call the damn routine with the task vector and be done with it. FIXME SOMEDAY
  (runs:run-tests db
		  (tasks:task-get-target task)
		  (tasks:task-get-name   task)
		  (tasks:task-get-test   task)
		  (tasks:task-get-item   task)
		  (tasks:task-get-owner  task)
		  (make-hash-table))
  (tasks:set-state db (tasks:task-get-id task) "waiting")
  )

[fields]
sysname TEXT
fsname TEXT
datapath TEXT

[setup]
# exectutable /path/to/megatest
# max_concurrent_jobs 4
runsdir /tmp/runs

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

## use "xterm -e csi -- " as a launcher to examine the launch environment.