Megatest

;; 
;; ;; Use to get a path. To get an arbitrary string see next define
;; ;;
;; (define (db:get-path dbstruct id)
;;   (let ((fdb (db:get-filedb dbstruct)))
;;     (filedb:get-path db id)))

;; NB// #f => zeroth db with name=main.db
;;
(define (db:dbfile-path run-id)
  (let* (;; (toppath      (dbr:dbstruct-get-path  dbstruct))
	 (link-tree-path  (configf:lookup *configdat* "setup" "linktree"))
	 (fname           (if (eq? run-id 0) "main.db" (conc run-id ".db")))
	 (dbdir           (conc link-tree-path "/.db/")))
    (handle-exceptions
     exn
     (begin
       (debug:print 0 "ERROR: Couldn't create path to " dbdir)
       (exit 1))
     (if (not (directory? dbdir))(create-directory dbdir #t)))
    (conc dbdir fname)))
	       
;; This routine creates the db. It is only called if the db is not already opened
;; 
(define (db:open-rundb dbstruct run-id) ;;  (conc *toppath* "/megatest.db") (car *configinfo*)))
  (let* ((local  (dbr:dbstruct-get-local dbstruct))
	 (rdb    (if local
		     (dbr:dbstruct-get-localdb dbstruct run-id)
		     (dbr:dbstruct-get-inmem dbstruct)))) ;; (dbr:dbstruct-get-runrec dbstruct run-id 'inmem)))
    (if rdb
	rdb

	(let* ((dbpath       (db:dbfile-path run-id)) ;; (conc toppath "/db/" run-id ".db"))
	       (dbexists     (file-exists? dbpath))
	       (inmem        (if local #f (db:open-inmem-db)))
	       (refdb        (if local #f (db:open-inmem-db)))
	       (db           (sqlite3:open-database dbpath))
	       (write-access (file-write-access? dbpath))
	       (handler      (make-busy-timeout 136000)))
	  (if (and dbexists (not write-access))

	      (begin
		(dbr:dbstruct-set-inmem! dbstruct inmem)
		(db:sync-tables db:sync-tests-only db inmem)
		(dbr:dbstruct-set-refdb! dbstruct refdb)
		(db:sync-tables db:sync-tests-only db refdb)
		inmem))))))

;; This routine creates the db. It is only called if the db is not already ls opened
;;
(define (db:open-main dbstruct) ;;  (conc *toppath* "/megatest.db") (car *configinfo*)))
  (let ((mdb (dbr:dbstruct-get-main dbstruct)))
    (if mdb
	mdb
	(let* (;; (toppath      (dbr:dbstruct-get-path dbstruct))
	       ;; (link-tree-path  (configf:lookup *configdat* "setup" "linktree"))
	       (dbpath       (db:dbfile-path 0)) ;; (let ((dbdir (conc *toppath* "/db"))) ;; use this opportunity to create our db dir
			                         ;;       (if (not (directory-exists? dbdir))
				                 ;;           (create-direcory dbdir))
			                         ;;           (conc *toppath* "/db/main.db")))
	       (dbexists     (file-exists? dbpath))
	       (db           (sqlite3:open-database dbpath))
	       (write-access (file-write-access? dbpath))
	       (handler      (make-busy-timeout 136000)))
	  (if (and dbexists (not write-access))
	      (set! *db-write-access* #f))
	  (if write-access 
	      (begin
		(sqlite3:set-busy-handler! db handler)
		(sqlite3:execute db "PRAGMA synchronous = 0;")))
	  (if (not dbexists)
	      (db:initialize-main-db db))
	  (dbr:dbstruct-set-main! dbstruct db)
	  db))))

;; Make the dbstruct, setup up auxillary db's and call for main db at least once
;;
(define (db:setup run-id #!key (local #f))
  (let* ((dbdir    (conc (configf:lookup *configdat* "setup" "linktree") "/.db"))
	 (dbstruct (make-dbr:dbstruct path: dbdir local: local)))
    (db:get-db dbstruct #f) ;; force one call to main
    dbstruct))

;; Open the classic megatest.db file in toppath
;;
(define (db:open-megatest-db)
  (let* ((dbpath       (conc *toppath* "/megatest.db"))

	 (hash-table-values (dbr:dbstruct-get-locdbs dbstruct)))
	(if (sqlite3:database? rundb)
	    (sqlite3:finalize! rundb)
	    (debug:print 0 "WARNING: attempting to close databases but got " rundb " instead of a database")))))

(define (db:open-inmem-db)
  (let* ((db      (sqlite3:open-database ":memory:"))
	 (handler (make-busy-timeout 3600)))
    (db:initialize-run-id-db db)

    (sqlite3:set-busy-handler! db handler)
    db))

;; just tests, test_steps and test_data tables
(define db:sync-tests-only
  (list
   ;; (list "strs"

	 (fieldstr (keys->key/field keys)))
    (for-each (lambda (key)
		(let ((keyn key))
		  (if (member (string-downcase keyn)
			      (list "runname" "state" "status" "owner" "event_time" "comment" "fail_count"
				    "pass_count"))
		      (begin
			(print "ERROR: your key cannot be named " keyn " as this conflicts with the same named field in the runs table, you must remove your megatest.db and <linktree>/.db before trying again.")

			(exit 1)))))
	      keys)
    (sqlite3:execute db "CREATE TABLE IF NOT EXISTS keys (id INTEGER PRIMARY KEY, fieldname TEXT, fieldtype TEXT, CONSTRAINT keyconstraint UNIQUE (fieldname));")
    (for-each (lambda (key)
		(sqlite3:execute db "INSERT INTO keys (fieldname,fieldtype) VALUES (?,?);" key "TEXT"))
	      keys)
    (sqlite3:execute db (conc