Megatest

# DOES NOT REBUILD DOCS
#
$(PREFIX)/share/docs/megatest_manual.html : docs/manual/megatest_manual.html
	mkdir -p $(PREFIX)/share/docs
	$(INSTALL) docs/manual/megatest_manual.html $(PREFIX)/share/docs/megatest_manual.html
	for png in $(PNGFILES);do $(INSTALL) docs/manual/$$png $(PREFIX)/share/docs/$$png;done

$(PREFIX)/share/db/mt-pg.sql : mt-pg.sql
	mkdir -p $(PREFIX)/share/db
	$(INSTALL) mt-pg.sql $(PREFIX)/share/db/mt-pg.sql

#multi-dboard : multi-dboard.scm $(OFILES) $(GOFILES)
#	csc $(CSCOPTS) $(OFILES) $(GOFILES) multi-dboard.scm -o multi-dboard

# 
# $(PREFIX)/bin/revtagfsl : utils/revtagfsl.scm
#	csc utils/revtagfsl.scm -o $(PREFIX)/bin/revtagfsl

	utils/mk_wrapper $(PREFIX) dboard $(PREFIX)/bin/dashboard
	chmod a+x $(PREFIX)/bin/dashboard
	$(INSTALL) dboard $(PREFIX)/bin/.$(ARCHSTR)/dboard

install : $(PREFIX)/bin/.$(ARCHSTR) $(PREFIX)/bin/.$(ARCHSTR)/mtest $(PREFIX)/bin/megatest \
          $(PREFIX)/bin/.$(ARCHSTR)/dboard $(PREFIX)/bin/dashboard $(HELPERS) $(PREFIX)/bin/nbfake \
	  $(PREFIX)/bin/nbfind $(PREFIX)/bin/loadrunner $(PREFIX)/bin/viewscreen $(PREFIX)/bin/mt_xterm \
	  $(PREFIX)/share/docs/megatest_manual.html $(PREFIX)/bin/remrun $(PREFIX)/bin/mtutil
	  $(PREFIX)/share/docs/megatest_manual.html $(PREFIX)/bin/remrun $(PREFIX)/bin/mtutil \
          $(PREFIX)/share/db/mt-pg.sql

$(PREFIX)/bin/.$(ARCHSTR) : 
	mkdir -p $(PREFIX)/bin/.$(ARCHSTR)
	mkdir -p $(PREFIX)/bin/.$(ARCHSTR)/lib

test: tests/tests.scm
	cd tests;csi -I .. -b -n tests.scm

;;======================================================================
;; Database access
;;======================================================================

;; dbstruct vector containing all the relevant dbs like main.db, megatest.db, run.db etc

(use (srfi 18) extras tcp stack)
(use sqlite3 srfi-1 posix regex regex-case srfi-69 csv-xml s11n md5 message-digest base64 format dot-locking z3 typed-records matchable)
(use sqlite3 srfi-1 posix regex regex-case srfi-69 csv-xml s11n md5 message-digest base64 format dot-locking z3 typed-records sql-null matchable)
(import (prefix sqlite3 sqlite3:))
(import (prefix base64 base64:))
;; (include "/nfs/site/disks/icf_fdk_cw_gwa002/srehman/fossil/dbi/dbi.scm")
;; (import (prefix dbi dbi:))
(use (prefix dbi dbi:))

(declare (unit db))
(declare (uses common))
(declare (uses keys))
(declare (uses ods))
(declare (uses client))
(declare (uses mt))

;; I propose this record evolves into the area record
;;
(defstruct dbr:dbstruct 
  ;; (tmpdb       #f)
  (dbstack     #f) ;; stack for tmp db handles, do not initialize with a stack
  (mtdb        #f)
  (refndb      #f)
  (slave-dbs  '())
  (homehost    #f) ;; not used yet
  (on-homehost #f) ;; not used yet
  )                ;; goal is to converge on one struct for an area but for now it is too confusing
  

;; record for keeping state,status and count for doing roll-ups in
;; iterated tests

        (let* ((dbpath       (db:dbfile-path)) ;;  0))
               (dbexists     (file-exists? dbpath))
	       (dbfexists    (file-exists? (conc dbpath "/megatest.db")))
               (tmpdb        (db:open-megatest-db path: dbpath)) ;; lock-create-open dbpath db:initialize-main-db))
               (mtdb         (db:open-megatest-db))
               (refndb       (db:open-megatest-db path: dbpath name: "megatest_ref.db"))
               (write-access (file-write-access? dbpath)))

          (if (args:get-arg "-server")
            (if (configf:get-section *configdat* "ext-sync")
                (let* ((dblist (configf:get-section *configdat* "ext-sync"))
                      (res '())
                      (cfgdb #f))
                      (for-each (lambda (dbitem)
                            (let* ((stringsplit (string-split (cadr dbitem)))
                                  (dbtype (string->symbol (car stringsplit)))
                                  (dbpath (cadr stringsplit)))
                            (case dbtype
                              ((sqlite3) 
                                (set! cfgdb (dbi:open dbtype (cons (cons 'dbname dbpath) '()) ))
                                (db:initialize-main-db (dbi:db-conn cfgdb))
                                (db:initialize-run-id-db (dbi:db-conn cfgdb))
                                (set! res (cons (cons cfgdb dbpath) res)))
                              ((pg)
                                (let* ((dbinfo '()))
                                  (for-each 
                                    (lambda (x)
                                      (if (not (eqv? (string->symbol x) dbtype))
                                        (let* ((pair (string-split x ":")))
                                          (if (not (eqv? pair '()))
                                            (set! dbinfo (cons (cons (string->symbol (car pair)) (cadr pair)) dbinfo))))))
                                  stringsplit)
                                  (set! cfgdb (dbi:open dbtype dbinfo))
                                  (set! res (cons (cons cfgdb (alist-ref 'host dbinfo)) res))
                                  )))))
                      dblist)
                      (dbr:dbstruct-slave-dbs-set! dbstruct res)
                      )))
          
          (if (and dbexists (not write-access))
              (set! *db-write-access* #f))
          (dbr:dbstruct-mtdb-set!   dbstruct mtdb)
          (dbr:dbstruct-dbstack-set! dbstruct (make-stack))
          (stack-push! (dbr:dbstruct-dbstack dbstruct) tmpdb) ;; olddb is already a (cons db path)
          (dbr:dbstruct-refndb-set! dbstruct refndb)

          ;;	    (mutex-unlock! *rundb-mutex*)
          (if (and (not dbfexists)
                   write-access) ;; *db-write-access*) ;; did not have a prior db and do have write access
	      (begin
		(debug:print 0 *default-log-port* "filling db " (db:dbdat-get-path tmpdb) " with data from " (db:dbdat-get-path mtdb))
		(db:sync-tables (db:sync-all-tables-list dbstruct) #f mtdb refndb tmpdb))
	      (debug:print 4 *default-log-port* " db, " (db:dbdat-get-path tmpdb) " already exists, not propogating data from " (db:dbdat-get-path mtdb)))

;; just tests, test_steps and test_data tables
(define db:sync-tests-only
  (list
   ;; (list "strs"
   ;;       '("id"             #f)
   ;;       '("str"            #f))
   (list "tests" 
	 '("id"             #f)
	 '("run_id"         #f)
	 '("testname"       #f)
	 '("host"           #f)
	 '("cpuload"        #f)
	 '("diskfree"       #f)
	 '("uname"          #f)
	 '("rundir"         #f)
	 '("shortdir"       #f)
	 '("item_path"      #f)
	 '("state"          #f)
	 '("status"         #f)
	 '("attemptnum"     #f)
	 '("final_logf"     #f)
	 '("logdat"         #f)
	 '("run_duration"   #f)
	 '("comment"        #f)
	 '("event_time"     #f)
	 '("fail_count"     #f)
	 '("pass_count"     #f)
	 '("archived"       #f))
   '("id"             "INTEGER" 'key)
   '("run_id"         "INTEGER")
   '("testname"       "TEXT")
   '("host"           "TEXT")
   '("cpuload"        "REAL")
   '("diskfree"       "INTEGER")
   '("uname"          "TEXT")
   '("rundir"         "TEXT")
   '("shortdir"       "TEXT")
   '("item_path"      "TEXT")
   '("state"          "TEXT")
   '("status"         "TEXT")
   '("attemptnum"     "INTEGER")
   '("final_logf"     "TEXT")
   '("logdat"         "TEXT")
   '("run_duration"   "INTEGER")
   '("comment"        "TEXT")
   '("event_time"     "INTEGER")
   '("fail_count"     "INTEGER")
   '("pass_count"     "INTEGER")
   '("archived"       "INTEGER"))
  (list "test_steps"
	 '("id"             #f)
	 '("test_id"        #f)
	 '("stepname"       #f)
	 '("state"          #f)
	 '("status"         #f)
	 '("event_time"     #f)
	 '("comment"        #f)
	 '("logfile"        #f))
   '("id"             "INTEGER" 'key)
   '("test_id"        "INTEGER")
   '("stepname"       "TEXT")
   '("state"          "TEXT")
   '("status"         "TEXT")
   '("event_time"     "INTEGER")
   '("comment"        "TEXT")
   '("logfile"        "TEXT"))
   (list "test_data"
	 '("id"             #f)
	 '("test_id"        #f)
	 '("category"       #f)
	 '("variable"       #f)
	 '("value"          #f)
	 '("expected"       #f)
	 '("tol"            #f)
	 '("units"          #f)
	 '("comment"        #f)
	 '("status"         #f)
	 '("type"           #f))))
   '("id"             "INTEGER" 'key)
   '("test_id"        "INTEGER")
   '("category"       "TEXT")
   '("variable"       "TEXT")
   '("value"          "REAL")
   '("expected"       "REAL")
   '("tol"            "REAL")
   '("units"          "TEXT")
   '("comment"        "TEXT")
   '("status"         "TEXT")
   '("type"           "TEXT"))))

;; needs db to get keys, this is for syncing all tables
;;
(define (db:sync-main-list dbstruct)
  (let ((keys  (db:get-keys dbstruct)))
    (list
     (list "keys"
	   '("id"        #f)
	   '("fieldname" #f)
	   '("fieldtype" #f))
     (list "metadat" '("var" #f) '("val" #f))
     (append (list "runs" 
		   '("id"  #f))
	     (map (lambda (k)(list k #f))
		  (append keys
			  (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count" "pass_count" "contour"))))
	   '("id"        "INTEGER" 'key)
	   '("fieldname" "TEXT")
	   '("fieldtype" "TEXT"))
     (list "metadat" 
       '("id"   "INTEGER" 'key)
       '("var"  "TEXT") 
       '("val"  "TEXT"))
     (append 
      (list "runs" 
	    '("id"             "INTEGER" 'key))
      (map (lambda (key)
	     (list key "TEXT"))
	   keys)
      (list 
	    ;; '("release"        "TEXT")
	   ;; '("iteration"      "TEXT")
	   ;; '("testsuite_mode" "TEXT")
	   '("runname"        "TEXT")
	   '("state"          "TEXT")
	   '("status"         "TEXT")
	   '("owner"          "TEXT")
	   '("event_time"     "INTEGER")
	   '("comment"        "TEXT")
	   '("fail_count"     "INTEGER")
	   '("pass_count"     "INTEGER")))

     (list "test_meta"
	   '("id"             #f)
	   '("testname"       #f)
	   '("owner"          #f)
	   '("description"    #f)
	   '("reviewed"       #f)
	   '("iterated"       #f)
	   '("avg_runtime"    #f)
	   '("avg_disk"       #f)
	   '("tags"           #f)
	   '("jobgroup"       #f)))))
	   '("id"             "INTEGER" 'key)
	   '("testname"       "TEXT")
     '("author"       "TEXT")
	   '("owner"          "TEXT")
	   '("description"    "TEXT")
	   '("reviewed"       "TEXT")
	   '("iterated"       "TEXT")
	   '("avg_runtime"    "REAL")
	   '("avg_disk"       "REAL")
	   '("tags"           "TEXT")
	   '("jobgroup"       "TEXT")))))

(define (db:sync-all-tables-list dbstruct)
  (append (db:sync-main-list dbstruct)
	  db:sync-tests-only))

;; use bunch of Unix commands to try to break the lock and recreate the db
;;

;;
(define (db:repair-db dbdat #!key (numtries 1))
  (let* ((dbpath   (db:dbdat-get-path        dbdat))
	 (dbdir    (pathname-directory       dbpath))
	 (fname    (pathname-strip-directory dbpath)))
    (debug:print-info 0 *default-log-port* "Checking db " dbpath " for errors.")
    (cond
     ((eqv? (dbi:db-dbtype (db:dbdat-get-db dbdat)) 'pg)
      #t)
     ((not (file-write-access? dbdir))
      (debug:print 0 *default-log-port* "WARNING: can't write to " dbdir ", can't fix " fname)
      #f)

     ;; handle special cases, megatest.db and monitor.db
     ;; 
     ;;  NOPE: apply this same approach to all db files

		      (if (member fname '("megatest.db" "monitor.db"))
			  "megatest -cleanup-db"
			  "megatest -import-megatest.db;megatest -cleanup-db")
		      "\"\n")
	 (exit) ;; we can not safely continue when a db was corrupted - even if fixed.
	 )
       ;; test read/write access to the database
       (let ((db (sqlite3:open-database dbpath)))
       (let ((db (dbi:open 'sqlite3 (cons (cons ('dbname dbpath) '())))))
	 (cond
	  ((equal? fname "megatest.db")
	   (sqlite3:execute db "DELETE FROM tests WHERE state='DELETED';"))
	  ((equal? fname "main.db")
	   (sqlite3:execute db "DELETE FROM runs WHERE state='deleted';"))
	  ((string-match "\\d.db" fname)
	   (sqlite3:execute db "UPDATE tests SET state='DELETED' WHERE state='DELETED';"))
	  ((equal? fname "monitor.db")
	   (sqlite3:execute "DELETE FROM servers WHERE state LIKE 'defunct%';"))
	  (else
	   (sqlite3:execute db "vacuum;")))
	 
	 (finalize! db)
	 (sqlite3:finalize! db)
	 #t))))))
    
;; tbls is ( ("tablename" ( "field1" [#f|proc1] ) ( "field2" [#f|proc2] ) .... ) )
;; db's are dbdat's
;;
;; if last-update specified ("field-name" . time-in-seconds)
;;    then sync only records where field-name >= time-in-seconds
;;    IFF field-name exists
;;
(define (db:sync-tables tbls last-update fromdb todb . slave-dbs)
  (set! todb (cons (dbi:convert (db:dbdat-get-db todb)) (db:dbdat-get-path todb)))
  (set! fromdb (cons (dbi:convert (db:dbdat-get-db fromdb)) (db:dbdat-get-path fromdb)))

  (handle-exceptions
   exn
   (begin
     (debug:print 0 *default-log-port* "EXCEPTION: database probably overloaded or unreadable in db:sync-tables.")
     (print-call-chain (current-error-port))
     (debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
     (print "exn=" (condition->list exn))
     (debug:print 0 *default-log-port* " status:  " ((condition-property-accessor 'sqlite3 'status) exn))
     (debug:print 0 *default-log-port* " src db:  " (db:dbdat-get-path fromdb))
     (for-each (lambda (dbdat)
		 (let ((dbpath (db:dbdat-get-path dbdat)))
		   (debug:print 0 *default-log-port* " dbpath:  " dbpath)
		   (if (not (db:repair-db dbdat))
		   (if (not (db:repair-db dbdat)) 
		       (begin
			 (debug:print-error 0 *default-log-port* "Failed to rebuild " dbpath ", exiting now.")
			 (exit)))))
	       (cons todb slave-dbs))
     
     0)
   ;; this is the work to be done
   (cond
    ((not fromdb) (debug:print 3 *default-log-port* "WARNING: db:sync-tables called with fromdb missing") -1)
    ((not todb)   (debug:print 3 *default-log-port* "WARNING: db:sync-tables called with todb missing") -2)
    ((not (sqlite3:database? (db:dbdat-get-db fromdb)))
    ((not (dbi:database? (db:dbdat-get-db fromdb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with fromdb not a database " fromdb) -3)
    ((not (sqlite3:database? (db:dbdat-get-db todb)))
    ((not (dbi:database? (db:dbdat-get-db todb)))
     (debug:print-error 0 *default-log-port* "db:sync-tables called with todb not a database " todb) -4)
    (else
     (let ((stmts       (make-hash-table)) ;; table-field => stmt
	   (all-stmts   '())              ;; ( ( stmt1 value1 ) ( stml2 value2 ))
	   (numrecs     (make-hash-table))
	   (start-time  (current-milliseconds))
	   (tot-count   0))

							  (conc " " (car last-update) ">=" (cdr last-update))
							  "")
				   ";"))
		 (full-ins   (conc "INSERT OR REPLACE INTO " tablename " ( " (string-intersperse (map car fields) ",") " ) "
				   " VALUES ( " (string-intersperse (make-list num-fields "?") ",") " );"))
		 (fromdat    '())
		 (fromdats   '())
     	 (tabletypes '())
		 (totrecords 0)
		 (batch-len  (string->number (or (configf:lookup *configdat* "sync" "batchsize") "10")))
		 (todat      (make-hash-table))
		 (count      0))

	    ;; set up the field->num table
	    (for-each
	     (lambda (field)
	       (hash-table-set! field->num field count)
	       (set! count (+ count 1)))
	     fields)

	    ;; read the source table
	    (sqlite3:for-each-row
	     (lambda (a . b)
	       (set! fromdat (cons (apply vector a b) fromdat))
	    (dbi:for-each-row
	     (lambda (a)
	       (set! fromdat (cons a fromdat))
	       (if (> (length fromdat) batch-len)
		   (begin
		     (set! fromdats (cons fromdat fromdats))
		     (set! fromdat  '())
		     (set! totrecords (+ totrecords 1)))))
	     (db:dbdat-get-db fromdb)
	     full-sel)
	    
	    ;; tack on remaining records in fromdat
	    (if (not (null? fromdat))
		(set! fromdats (cons fromdat fromdats)))

	    (if (common:low-noise-print 120 "sync-records")
		(debug:print-info 4 *default-log-port* "found " totrecords " records to sync"))

	    ;; read the target table
	    (sqlite3:for-each-row
	     (lambda (a . b)
	       (hash-table-set! todat a (apply vector a b)))
	    (dbi:for-each-row
	     (lambda (a)
	       (hash-table-set! todat (vector-ref a 0) a))
	     (db:dbdat-get-db todb)
	     full-sel)

	    ;; first pass implementation, just insert all changed rows
	    (for-each 
	     (lambda (targdb)
        (set! targdb (dbi:convert (db:dbdat-get-db targdb)))
        (if (eqv? (dbi:db-dbtype targdb) 'pg)
          (let* ((prep "")
                 (set-stmt "")
                 (key (car (map car fields)))
                 (list-fields (map car fields)))
            (set! prep (string-intersperse (map cadr fields) ","))
            (set! prep (conc "PREPARE fullupdate (" prep ") AS UPDATE " tablename " SET ")) ;;maybe add lookup in the future depending on where types are needed
              (let loop ((i 1))
                  (set! set-stmt (conc set-stmt (list-ref list-fields i) " = $" (+ i 1) ", "))
                (if (< i (- (length list-fields) 2))
                (loop (+ i 1))
                (set! set-stmt (conc set-stmt (list-ref list-fields (+ i 1)) " = $" (+ i 2) " WHERE " key " = $1;"))))
            (set! full-ins (conc prep set-stmt))))
	       (let* ((db     (db:dbdat-get-db targdb))
		      (stmth  (sqlite3:prepare db full-ins)))
		 (db:delay-if-busy targdb) ;; NO WAITING
		 (for-each
	       (let* ((db (dbi:convert (db:dbdat-get-db targdb)))
		      (stmth  (dbi:prepare db full-ins)))
		 ;; (db:delay-if-busy targdb) ;; NO WAITING
		 
     (for-each
		  (lambda (fromdat-lst)
		    (sqlite3:with-transaction
		    (dbi:with-transaction
		     db
		     (lambda ()
		       (for-each ;; 
			(lambda (fromrow)
			  (let* ((a    (vector-ref fromrow 0))
				 (curr (hash-table-ref/default todat a #f))
				 (same #t))
				 (same #t)
         (res #f)
         (len (length (vector->list fromrow))))
			    (let loop ((i 0))
			      (if (or (not curr)
				      (not (equal? (vector-ref fromrow i)(vector-ref curr i))))
				  (set! same #f))
			      (if (and same
				       (< i (- num-fields 1)))
				  (loop (+ i 1))))
          (if (eqv? (dbi:db-dbtype db) 'pg) (set! fromrow (list->vector (map (lambda (x) (if (and (string? x) (string-null? x)) (sql-null) x)) (vector->list fromrow)))))
			    (if (not same)
				(begin
				  (apply sqlite3:execute stmth (vector->list fromrow))
				  (hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0)))))))
          (if (not same)
              (begin 
                (set! res (apply dbi:prepare-exec stmth (vector->list fromrow)))
                (hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0)))))
          (if (and (not same) (eqv? (dbi:get-res res 'affected-rows) 0))
                  (let* ((prep ""))
                    (set! prep (string-intersperse (map cadr fields) ","))
                    (set! prep (conc "INSERT INTO " tablename " ( " (string-intersperse (map car fields) ",")
                     " ) VALUES ( " (string-intersperse (make-list len "?") ",") " );")) ;;maybe add lookup in the future depending on where types are needed 
                      (begin 
                        (hash-table-set! numrecs tablename (- 1 (hash-table-ref/default numrecs tablename 0)))
                        (apply dbi:exec db prep (vector->list fromrow))
                        (hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0))))))))
        ;;(begin
				 ;; (dbi:prepare-exec stmth (vector->list fromrow))
				  ;;(hash-table-set! numrecs tablename (+ 1 (hash-table-ref/default numrecs tablename 0)))))))
			fromdat-lst))
		  ))
		  fromdats)
		 (sqlite3:finalize! stmth)))
		 (dbi:close stmth)))
	     (append (list todb) slave-dbs))))
	tbls)
       (let* ((runtime      (- (current-milliseconds) start-time))
	      (should-print (or (debug:debug-mode 12)
				(common:low-noise-print 120 "db sync" (> runtime 500))))) ;; low and high sync times treated as separate.
	 (if should-print (debug:print 3 *default-log-port* "INFO: db sync, total run time " runtime " ms"))
	 (for-each 

;;
;;  run-ids: '(1 2 3 ...) or #f (for all)
;;
(define (db:multi-db-sync dbstruct . options)
  (if (not (launch:setup))
      (debug:print 0 *default-log-port* "ERROR: not able to setup up for megatest.")
      (let* ((mtdb     (dbr:dbstruct-mtdb dbstruct))
	     (tmpdb    (db:get-db dbstruct))
	         (tmpdb    (db:get-db dbstruct))
             (refndb   (dbr:dbstruct-refndb dbstruct))
             (slave-dbs (dbr:dbstruct-slave-dbs dbstruct))
	     (allow-cleanup #t) ;; (if run-ids #f #t))
	     ;; (tdbdat  (tasks:open-db))
	     (servers (server:get-list *toppath*)) ;; (tasks:get-all-servers (db:delay-if-busy tdbdat)))
	     (data-synced 0)) ;; count of changed records (I hope)
    
	;; kill servers
	(if (member 'killservers options)

;; 		 (db:delay-if-busy mtdb)
;; 		 (let ((testrecs (db:get-all-tests-info-by-run-id mtdb run-id)))
;; ;;		       (dbstruct (if toppath (make-dbr:dbstruct path: toppath local: #t) #f)))
;; 		   (debug:print 0 *default-log-port* "INFO: Propagating " (length testrecs) " records for run-id=" run-id " to run specific db")
;; 		   (db:replace-test-records dbstruct run-id testrecs)
;; 		   (sqlite3:finalize! (db:dbdat-get-db (dbr:dbstruct-rundb dbstruct)))))
;; 	       run-ids)))

  (if (member 'synctoconfig options)
      (if (configf:get-section *configdat* "ext-sync")
                (let* ((dblist (configf:get-section *configdat* "ext-sync"))
                      (res '())
                      (cfgdb #f))
                      (for-each (lambda (dbitem)
                            (let* ((stringsplit (string-split (cadr dbitem)))
                                  (dbtype (string->symbol (car stringsplit)))
                                  (dbpath (cadr stringsplit)))
                            (case dbtype
                              ((sqlite3) 
                                (set! cfgdb (dbi:open dbtype (cons (cons 'dbname dbpath) '()) ))
                                (db:initialize-main-db (dbi:db-conn cfgdb))
                                (db:initialize-run-id-db (dbi:db-conn cfgdb))
                                (set! res (cons (cons cfgdb dbpath) res)))
                              ((pg)
                                (let* ((dbinfo '()))
                                  (for-each 
                                    (lambda (x)
                                      (if (not (eqv? (string->symbol x) dbtype))
                                        (let* ((pair (string-split x ":")))
                                          (if (not (eqv? pair '()))
                                            (set! dbinfo (cons (cons (string->symbol (car pair)) (cadr pair)) dbinfo))))))
                                  stringsplit)
                                  (set! cfgdb (dbi:open dbtype dbinfo))
                                  (set! res (cons (cons cfgdb (alist-ref 'host dbinfo)) res))
                                  )))))
                      dblist)
                      (for-each (lambda (todb)
                        (db:sync-tables (db:sync-all-tables-list dbstruct) #f mtdb todb)) res)
                      
                      )))

	;; now ensure all newdb data are synced to megatest.db
	;; do not use the run-ids list passed in to the function
	;;
	(if (member 'new2old options)
	    (set! data-synced
		  (+ (db:sync-tables (db:sync-all-tables-list dbstruct) #f tmpdb refndb mtdb)
		  (+ (apply db:sync-tables (db:sync-all-tables-list dbstruct) #f tmpdb refndb mtdb slave-dbs)
		      data-synced)))


        (if (member 'schema options)
            (begin
              (db:patch-schema-maindb (db:dbdat-get-db mtdb))
              (db:patch-schema-maindb (db:dbdat-get-db tmpdb))

                     comment      TEXT      DEFAULT '',
                     event_time   TIMESTAMP DEFAULT (strftime('%s','now')),
                     fail_count   INTEGER   DEFAULT 0,
                     pass_count   INTEGER   DEFAULT 0,
                     archived     INTEGER   DEFAULT 0, -- 0=no, > 1=archive block id where test data can be found
                     last_update  INTEGER DEFAULT (strftime('%s','now')),
                        CONSTRAINT testsconstraint UNIQUE (run_id, testname, item_path));")
     (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_index ON tests (run_id, testname, item_path, uname);")
     (sqlite3:execute db "CREATE INDEX IF NOT EXISTS tests_index ON tests (run_id, testname, item_path);")
     (sqlite3:execute db "CREATE TRIGGER  IF NOT EXISTS update_tests_trigger AFTER UPDATE ON tests
                             FOR EACH ROW
                               BEGIN 
                                 UPDATE tests SET last_update=(strftime('%s','now'))
                                   WHERE id=old.id;
                               END;")
     (sqlite3:execute db "CREATE TABLE IF NOT EXISTS test_steps 

	  (setenv "MT_RUN_AREA_HOME" *toppath*)
	  (setenv "MT_TESTSUITE_NAME" (common:get-testsuite-name)))
	(begin
	  (debug:print-error 0 *default-log-port* "failed to find the top path to your Megatest area.")
          ;;(exit 1)
          #f
          ))
    ;; if have -append-config then read and append here
    (let ((cfname (args:get-arg "-append-config")))
      (if (and cfname
	       (file-read-access? cfname))
	  (read-config cfname *configdat* #t))) ;; values are added to the hash, no need to do anything special.
    *toppath*))

(define (get-best-disk confdat testconfig)
  (let* ((disks   (or (and testconfig (hash-table-ref/default testconfig "disks" #f))
		      (hash-table-ref/default confdat "disks" #f)))
	 (minspace (let ((m (configf:lookup confdat "setup" "minspace")))
		     (string->number (or m "10000")))))

;; Always use two or four digit decimal
;; 1.01, 1.02...1.10,1.11,1.1101 ... 1.99,2.00..

(declare (unit megatest-version))

(define megatest-version 1.6308)
(define megatest-version 1.6401)

  -stop-server id         : stop server specified by id (see output of -list-servers), use
                            0 to kill all
  -repl                   : start a repl (useful for extending megatest)
  -load file.scm          : load and run file.scm
  -mark-incompletes       : find and mark incomplete tests
  -ping run-id|host:port  : ping server, exit with 0 if found
  -debug N|N,M,O...       : enable debug 0-N or N and M and O ...
  -config fname           : override the megatest.config file with fname
  -append-config fname    : append fname to the megatest.config file

Utilities
  -env2file fname         : write the environment to fname.csh and fname.sh
  -envcap fname=context   : save current variables labeled as context in file fname
  -envcap a               : save current variables labeled as context 'a' in file envdat.db
  -envdelta a-b           : output enviroment delta from context a to context b to -o fname
                            set the output mode with -dumpmode csh, sh or ini
                            note: ini format will use calls to use curr and minimize path
  -refdb2dat refdb        : convert refdb to sexp or to format specified by -dumpmode
                            formats: perl, ruby, sqlite3, csv (for csv the -o param
                            will substitute %s for the sheet name in generating 
                            multiple sheets)
  -o                      : output file for refdb2dat (defaults to stdout)
  -archive cmd            : archive runs specified by selectors to one of disks specified
                            in the [archive-disks] section.

# Get test path, use '.' to get a single path or a specific path/file pattern
megatest -test-files 'logs/*.log' -target ubuntu/n%/no% -runname w49% -testpatt test_mt%

Called as " (string-intersperse (argv) " ") "
Version " megatest-version ", built from " megatest-fossil-hash ))

;;  -gui                    : start a gui interface
;;  -config fname           : override the runconfig file with fname

;; process args
(define remargs (args:get-args 
		 (argv)
		 (list  "-runtests"  ;; run a specific test
			"-config"    ;; override the config file name
			"-append-config"
			"-execute"   ;; run the command encoded in the base64 parameter
			"-step"
			"-target"
			"-reqtarg"
			":runname"
			"-runname"
			":state"  

			"-create-megatest-area"
			"-mark-incompletes"

			"-convert-to-norm"
			"-convert-to-old"
			"-import-megatest.db"
			"-sync-to-megatest.db"
			"-sync-to-configdb"

			"-logging"
			"-v" ;; verbose 2, more than normal (normal is 1)
			"-q" ;; quiet 0, errors/warnings only

                        "-diff-rep"
                        )

      (set! *didsomething* #t)))

(if (args:get-arg "-sync-to-megatest.db")
    (begin
      (db:multi-db-sync 
       (db:setup)
       'new2old
       )
      (set! *didsomething* #t)))

(if (args:get-arg "-sync-to-configdb")
    (begin
      (db:multi-db-sync 
       (db:setup)
       'synctoconfig
       )
      (set! *didsomething* #t)))

(if (args:get-arg "-generate-html")
    (let* ((toppath (launch:setup)))
      (if (tests:create-html-tree #f)
          (debug:print-info 0 *default-log-port* "HTML output created in " toppath "/lt/page#.html")

CREATE TABLE IF NOT EXISTS keys (
       id INTEGER PRIMARY KEY,
       fieldname TEXT,
       fieldtype TEXT,
       CONSTRAINT keyconstraint UNIQUE (fieldname));
		    
CREATE TABLE IF NOT EXISTS areas (
       id INTEGER PRIMARY KEY,
       areaname TEXT DEFAULT 'local',
       areapath TEXT DEFAULT '.',
       last_sync INTEGER DEFAULT 0,
       CONSTRAINT areaconstraint UNIQUE (areaname));

INSERT INTO areas (id,areaname,areapath) VALUES (0,'local','.');

CREATE TABLE IF NOT EXISTS ttype (
       id INTEGER PRIMARY KEY,
       target_spec TEXT DEFAULT '');
       
CREATE TABLE IF NOT EXISTS runs (
       id INTEGER PRIMARY KEY,
       target     TEXT DEFAULT '',
       ttype_id   INTEGER DEFAULT 0,
       runname    TEXT DEFAULT 'norun',
       state      TEXT DEFAULT '',
       status     TEXT DEFAULT '',
       owner      TEXT DEFAULT '',
       event_time INTEGER DEFAULT extract(epoch from now()),
       comment    TEXT DEFAULT '',
       fail_count INTEGER DEFAULT 0,
       pass_count INTEGER DEFAULT 0,
       last_update INTEGER DEFAULT extract(epoch from now()),
       area_id     INTEGER DEFAULT 0,
       CONSTRAINT runsconstraint UNIQUE (runname));

CREATE TABLE IF NOT EXISTS run_stats (
       id     INTEGER PRIMARY KEY,
       run_id INTEGER,
       state  TEXT,
       status TEXT,
       count  INTEGER,
       last_update INTEGER DEFAULT extract(epoch from now()));

CREATE TABLE IF NOT EXISTS test_meta (
       id          INTEGER PRIMARY KEY,
       testname    TEXT DEFAULT '',
       author      TEXT DEFAULT '',
       owner       TEXT DEFAULT '',
       description TEXT DEFAULT '',
       reviewed    TEXT,
       iterated    TEXT DEFAULT '',
       avg_runtime REAL,
       avg_disk    REAL,
       tags        TEXT DEFAULT '',
       jobgroup    TEXT DEFAULT 'default',
       CONSTRAINT test_meta_constraint UNIQUE (testname));

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 '',
       testpatt TEXT DEFAULT '',
       keylock TEXT,
       params TEXT,
       creation_time INTEGER DEFAULT extract(epoch from now()),
       execution_time INTEGER);

CREATE TABLE IF NOT EXISTS archive_disks (
       id INTEGER PRIMARY KEY,
       archive_area_name TEXT,
       disk_path TEXT,
       last_df INTEGER DEFAULT -1,
       last_df_time INTEGER DEFAULT extract(epoch from now()),
       creation_time INTEGER DEFAULT extract(epoch from now()));

CREATE TABLE IF NOT EXISTS archive_blocks (
       id INTEGER PRIMARY KEY,
       archive_disk_id INTEGER,
       disk_path TEXT,
       last_du INTEGER DEFAULT -1,
       last_du_time INTEGER DEFAULT extract(epoch from now()),
       creation_time INTEGER DEFAULT extract(epoch from now()));

CREATE TABLE IF NOT EXISTS archive_allocations (
       id INTEGER PRIMARY KEY,
       archive_block_id INTEGER,
       testname TEXT,
       item_path TEXT,
       creation_time INTEGER DEFAULT extract(epoch from now()));

CREATE TABLE IF NOT EXISTS extradat (
       id INTEGER PRIMARY KEY,
       run_id INTEGER,
       key TEXT,
       val TEXT);

CREATE TABLE IF NOT EXISTS metadat (
       id INTEGER PRIMARY KEY,
       var TEXT,
       val TEXT);

CREATE TABLE IF NOT EXISTS access_log (
       id INTEGER PRIMARY KEY,
       "user" TEXT,
       accessed TIMESTAMP,
       args TEXT);

CREATE TABLE tests  (
       id INTEGER PRIMARY KEY,                                                                            
       run_id       INTEGER   DEFAULT -1,                                                                 
       testname     TEXT      DEFAULT 'noname',                                                           
       host         TEXT      DEFAULT 'n/a',                                                              
       cpuload      REAL      DEFAULT -1,                                                                 
       diskfree     INTEGER   DEFAULT -1,                                                                 
       uname        TEXT      DEFAULT 'n/a',                                                              
       rundir       TEXT      DEFAULT '/tmp/badname',                                                     
       shortdir     TEXT      DEFAULT '/tmp/badname',                                                     
       item_path    TEXT      DEFAULT '',                                                                 
       state        TEXT      DEFAULT 'NOT_STARTED',                                                      
       status       TEXT      DEFAULT 'FAIL',                                                             
       attemptnum   INTEGER   DEFAULT 0,                                                                  
       final_logf   TEXT      DEFAULT 'logs/final.log',                                                   
       logdat       TEXT      DEFAULT '',                                                                 
       run_duration INTEGER   DEFAULT 0,                                                                  
       comment      TEXT      DEFAULT '',                                                                 
       event_time   INTEGER DEFAULT extract(epoch from now()),                                             
       fail_count   INTEGER   DEFAULT 0,                                                                  
       pass_count   INTEGER   DEFAULT 0,                                                                  
       archived     INTEGER   DEFAULT 0, -- 0=no, > 1=archive block id where test data can be found       
       last_update  INTEGER DEFAULT extract(epoch from now()),                                               
       CONSTRAINT testsconstraint UNIQUE (run_id, testname, item_path));  

CREATE TABLE IF NOT EXISTS test_steps (
       id INTEGER PRIMARY KEY,
       test_id INTEGER, 
       stepname TEXT, 
       state TEXT DEFAULT 'NOT_STARTED', 
       status TEXT DEFAULT 'n/a',
       event_time INTEGER DEFAULT extract(epoch from now()),
       comment TEXT DEFAULT '',
       logfile TEXT DEFAULT '',
       last_update  INTEGER DEFAULT extract(epoch from now()),
       CONSTRAINT test_steps_constraint UNIQUE (test_id,stepname,state));

CREATE TABLE IF NOT EXISTS test_data (
       id INTEGER PRIMARY KEY,
       test_id INTEGER,
       category TEXT DEFAULT '',
       variable TEXT,
       value REAL,
       expected REAL,
       tol REAL,
       units TEXT,
       comment TEXT DEFAULT '',
       status TEXT DEFAULT 'n/a',
       type TEXT DEFAULT '',
       last_update  INTEGER DEFAULT extract(epoch from now()),
       CONSTRAINT test_data_constraint UNIQUE (test_id,category,variable));

CREATE TABLE IF NOT EXISTS test_rundat (
       id           INTEGER PRIMARY KEY,
       test_id      INTEGER,
       update_time  INTEGER,
       cpuload      INTEGER DEFAULT -1,
       diskfree     INTEGER DEFAULT -1,
       diskusage    INTEGER DEFAULT -1,
       run_duration INTEGER DEFAULT 0);

CREATE TABLE IF NOT EXISTS archives (
       id           INTEGER PRIMARY KEY,
       test_id      INTEGER,
       state        TEXT DEFAULT 'new',
       status       TEXT DEFAULT 'n/a',
       archive_type TEXT DEFAULT 'bup',
       du           INTEGER,
       archive_path TEXT);
 

TRUNCATE archive_blocks, archive_allocations, extradat, metadat, access_log, tests, test_steps, test_data, test_rundat, archives, keys, runs, run_stats, test_meta, tasks_queue, archive_disks;

     srfi-18 extras format pkts regex
     (prefix dbi dbi:)) ;;  zmq extras)

(declare (uses common))
(declare (uses megatest-version))
(declare (uses margs))
(declare (uses configf))
(declare (uses rmt))

(include "megatest-fossil-hash.scm")

(let ((debugcontrolf (conc (get-environment-variable "HOME") "/.mtutilrc")))
  (if (file-exists? debugcontrolf)
      (load debugcontrolf)))

Actions:
   run                     : initiate runs
   remove                  : remove runs
   rerun                   : register action for processing
   set-ss                  : set state/status
   archive                 : compress and move test data to archive disk
   kill                    : stop tests or entire runs
   db                      : database utilities

Contour actions:
   process                 : runs import, rungen and dispatch 

Selectors 
  -immediate               : apply this action immediately, default is to queue up actions
  -area areapatt1,area2... : apply this action only to the specified areas

  -set-vars V1=1,V2=2      : Add environment variables to a run NB// these are
                                 overwritten by values set in config files.
  -log logfile             : send stdout and stderr to logfile
  -repl                    : start a repl (useful for extending megatest)
  -load file.scm           : load and run file.scm
  -debug N|N,M,O...        : enable debug messages 0-N or N and M and O ...

Utility
  pgschema                 : emit postgresql schema; do \"mtutil db pgschema | psql -d mydb\"

Examples:

# Start a megatest run in the area \"mytests\"
mtutil -area mytests -action run -target v1.63/aa3e -mode-patt MYPATT -tag-expr quick

# Start a contour
mtutil run -contour quick -target v1.63/aa3e 

;; Add args that use remargs here
;;
(if (and (not (null? remargs))
	 (not (or
	       (args:get-arg "-runstep")
	       (args:get-arg "-envcap")
	       (args:get-arg "-envdelta")
	       (member *action* '("db"))   ;; very loose checks on db.
	       )))
    (debug:print-error 0 *default-log-port* "Unrecognised arguments: " (string-intersperse (if (list? remargs) remargs (argv))  " ")))

(if (or (args:any? "-h" "help" "-help" "--help")
	(member *action* '("-h" "-help" "--help" "help")))
    (begin
      (print help)

	   ((process)  (begin
			 (load-pkts-to-db mtconf)
			 (generate-run-pkts mtconf toppath)
			 (load-pkts-to-db mtconf)
			 (dispatch-commands mtconf toppath)))
	   ((import)   (load-pkts-to-db mtconf)) ;; import pkts
	   ((rungen)   (generate-run-pkts mtconf toppath))
	   ((dispatch) (dispatch-commands mtconf toppath)))))))
	   ((dispatch) (dispatch-commands mtconf toppath)))))
      ((db)
       (if (null? remargs)
	   (print "ERROR: missing sub command for db command")
	   (let ((subcmd (car remargs)))
	     (case (string->symbol subcmd)
	       ((pgschema)
		(let* ((install-home (common:get-install-area))
		       (schema-file  (conc install-home "/share/db/mt-pg.sql")))
		  (if (file-exists? schema-file)
		      (system (conc "/bin/cat " schema-file)))))
	       ((junk)
		(rmt:get-keys))))))))

(if (or (args:get-arg "-repl")
	(args:get-arg "-load"))
    (begin
      (import extras) ;; might not be needed
      ;; (import csi)
      (import readline)