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(define (datashare:initialize-db db)
(for-each
(lambda (qry)
(sqlite3:execute db qry))
(list
"CREATE TABLE pkgs
(id INTEGER PRIMARY KEY,
area TEXT,
key TEXT,
iteration INTEGER,
submitter TEXT,
datetime TEXT,
storegrp TEXT,
datavol INTEGER,
quality TEXT,
disk_id INTEGER,
comment TEXT);"
(id INTEGER PRIMARY KEY,
area TEXT,
version_name TEXT,
store_type TEXT DEFAULT 'copy',
copied INTEGER DEFAULT 0,
source_path TEXT,
iteration INTEGER DEFAULT 0,
submitter TEXT,
datetime TIMESTAMP DEFAULT (strftime('%s','now')),
storegrp TEXT,
datavol INTEGER,
quality TEXT,
disk_id INTEGER,
comment TEXT);"
"CREATE TABLE refs
(id INTEGER PRIMARY KEY,
pkg_id INTEGER,
destlink TEXT);"
"CREATE TABLE disks
(id INTEGER PRIMARY KEY,
storegrp TEXT,
path TEXT);")))
(define (datashare:register-data db area version-name store-type submitter quality source-path comment)
(let ((iter-qry (sqlite3:prepare db "SELECT max(iteration) FROM pkgs WHERE area=? AND version_name=?;"))
(next-iteration 0))
(sqlite3:with-transaction
db
(lambda ()
(sqlite3:for-each-row
(lambda (iteration)
(if (and (number? iteration)
(>= iteration next-iteration))
(set! next-iteration (+ iteration 1))))
iter-qry area version-name)
;; now store the data
(sqlite3:execute db "INSERT INTO pkgs (area,version_name,iteration,store_type,submitter,source_path,quality,comment)
VALUES (?,?,?,?,?,?,?,?);"
area version-name next-iteration store-type submitter source-path quality comment)))
(sqlite3:finalize! iter-qry)
next-iteration))
(define (datashare:get-pkg-record db area version-name iteration)
#f)
;; Create the sqlite db
(define (datashare:open-db path)
(if (and path
(directory? path)
(file-read-access? path))
(let* ((dbpath (conc path "/datashare.db"))
(writeable (file-write-access? dbpath))
(dbexists (file-exists? dbpath))
(handler (make-busy-timeout 136000)))
(handle-exceptions
exn
(begin
(debug:print 2 "ERROR: problem accessing db " dbpath
((condition-property-accessor 'exn 'message) exn))
(exit))
(set! db (sqlite3:open-database dbpath)))
(if *db-write-access* (sqlite3:set-busy-handler! db handler))
(if (not dbexists)
(begin
(datashare:initialize-db db)))
db)))
(define (datashare:open-db configdat)
(let ((path (configf:lookup configdat "database" "location")))
(if (and path
(directory? path)
(file-read-access? path))
(let* ((dbpath (conc path "/datashare.db"))
(writeable (file-write-access? dbpath))
(dbexists (file-exists? dbpath))
(handler (make-busy-timeout 136000)))
(handle-exceptions
exn
(begin
(debug:print 2 "ERROR: problem accessing db " dbpath
((condition-property-accessor 'exn 'message) exn))
(exit))
(set! db (sqlite3:open-database dbpath)))
(if *db-write-access* (sqlite3:set-busy-handler! db handler))
(if (not dbexists)
(begin
(datashare:initialize-db db)))
db)
(print "ERROR: invalid path for storing database: " path))))
(define (open-run-close-exception-handling proc idb . params)
(handle-exceptions
exn
(let ((sleep-time (random 30))
(err-status ((condition-property-accessor 'sqlite3 'status #f) exn)))
(case err-status
((busy)
(thread-sleep! sleep-time))
(else
(print "EXCEPTION: database overloaded or unreadable.")
(print " message: " ((condition-property-accessor 'exn 'message) exn))
(print "exn=" (condition->list exn))
(print " status: " ((condition-property-accessor 'sqlite3 'status) exn))
(print-call-chain)
(thread-sleep! sleep-time)
(print "trying db call one more time....this may never recover, if necessary kill process " (current-process-id) " on host " (get-host-name) " to clean up")))
(apply open-run-close-exception-handling proc idb params))
(apply open-run-close-no-exception-handling proc idb params)))
(define (open-run-close-no-exception-handling proc idb . params)
;; (print "open-run-close-no-exception-handling START given a db=" (if idb "yes " "no ") ", params=" params)
(let* ((db (cond
((sqlite3:database? idb) idb)
((not idb) (print "ERROR: cannot open-run-close with #f anymore"))
((procedure? idb) (idb))
(else (print "ERROR: cannot open-run-close with #f anymore"))))
(res #f))
(set! res (apply proc db params))
(if (not idb)(sqlite3:finalize! dbstruct))
;; (print "open-run-close-no-exception-handling END" )
res))
(define open-run-close open-run-close-no-exception-handling)
;;======================================================================
;; DATA IMPORT/EXPORT
;;======================================================================
(define (datashare:import-data source-path dest-path area version iteration)
(let ((targ-path (conc dest-path "/" area "/" version "/" iteration)))
(create-directory targ-path #t)
(process-run "rsync" (list "-av" source-path targ-path))
#t)) ;; #t on success
(define (datastore:get-best-storage configdat)
(let ((store-areas (configf:get-section configdat "storage")))
(print "store-areas:")
(pp store-areas)
(cadar store-areas)))
;;======================================================================
;; GUI
;;======================================================================
;; The main menu
(define (datashare:main-menu)
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(define (datashare:publish-view configdat)
(pp (hash-table->alist configdat))
(let* ((areas (configf:get-section configdat "areas"))
(label-size "70x")
(areas-sel (iup:listbox #:expand "HORIZONTAL" #:dropdown "YES"))
(version-tb (iup:textbox #:expand "HORIZONTAL")) ;; #:size "50x"))
(areas-sel (iup:listbox #:expand "HORIZONTAL" #:dropdown "YES"))
(component (iup:listbox #:expand "HORIZONTAL" #:dropdown "YES" ))
(version-val (iup:textbox #:expand "HORIZONTAL" #:size "50x"))
;; (iteration (iup:textbox #:expand "YES" #:size "20x"))
;; (iteration (iup:textbox #:expand "HORIZONTAL" #:size "20x"))
(comment-tb (iup:textbox #:expand "YES" #:multiline "YES"))
(import-type "copy")
(source-tb (iup:textbox #:expand "HORIZONTAL"
#:value (or (configf:lookup configdat "target" "basepath")
"")))
(publish (lambda (publish-type)
(let* ((area-num (or (string->number (iup:attribute areas-sel "VALUE")) 0))
(area-dat (if (> area-num 0)(list-ref areas (- area-num 1))'("NOT SELECTED" "NOT SELECTED")))
(area-path (cadr area-dat))
(area-name (car area-dat))
(version (iup:attribute version-tb "VALUE"))
(comment (iup:attribute comment-tb "VALUE"))
(spath (iup:attribute source-tb "VALUE")))
(print "Publish: type=" publish-type ", area-name=" area-name ", spath=" spath ", area-path=" area-path ))))
(let* ((area-num (or (string->number (iup:attribute areas-sel "VALUE")) 0))
(area-dat (if (> area-num 0)(list-ref areas (- area-num 1))'("NOT SELECTED" "NOT SELECTED")))
(area-path (cadr area-dat))
(area-name (car area-dat))
(version (iup:attribute version-tb "VALUE"))
(comment (iup:attribute comment-tb "VALUE"))
(spath (iup:attribute source-tb "VALUE"))
(submitter (current-user-name))
(quality 2)
(db (datashare:open-db configdat))
(iteration (datashare:register-data db area-name version import-type submitter quality spath comment))
(dest-store (datastore:get-best-storage configdat)))
(if iteration
(if (equal? "copy" import-type)
(datashare:import-data spath dest-store area-name version iteration))
(print "ERROR: Failed to get an iteration number"))
(sqlite3:finalize! db))))
;; (print "Publish: type=" publish-type ", area-name=" area-name ", spath=" spath ", area-path=" area-path ))))
(copy (iup:button "Copy and Publish"
#:expand "HORIZONTAL"
#:action (lambda (obj)
(publish 'copy))))
(link (iup:button "Link and Publish"
#:expand "HORIZONTAL"
#:action (lambda (obj)
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