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datashare.scm at [c8631e33de]
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File datashare.scm artifact b486cc13b7 part of check-in c8631e33de



;; Copyright 2006-2013, Matthew Welland.
;; 
;; This file is part of Megatest.
;; 
;;     Megatest is free software: you can redistribute it and/or modify
;;     it under the terms of the GNU General Public License as published by
;;     the Free Software Foundation, either version 3 of the License, or
;;     (at your option) any later version.
;; 
;;     Megatest is distributed in the hope that it will be useful,
;;     but WITHOUT ANY WARRANTY; without even the implied warranty of
;;     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;     GNU General Public License for more details.
;; 
;;     You should have received a copy of the GNU General Public License
;;     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.

;; ==> (module datashare
;; ==> (use ssax)
;; ==> (use sxml-serializer)
;; ==> (use sxml-modifications)
;; ==> (use regex)
;; ==> (use srfi-69)
;; ==> (use regex-case)
;; ==> (use posix)
;; ==> (use json)
;; ==> (use csv)
;; ==> (use srfi-18)
;; ==> (use format)
;; ==> 
;; ==> (use (prefix iup iup:))
;; ==> (import (prefix ini-file ini:))
;; ==> 
;; ==> (use canvas-draw)
;; ==> (import canvas-draw-iup)
;; ==> 
;; ==> (use sqlite3 srfi-1 posix regex regex-case srfi-69)
;; ==> (import (prefix sqlite3 sqlite3:))
;; ==> 
;; ==> (declare (uses configf))
;; ==> (declare (uses tree))
;; ==> (declare (uses margs))
;; ==> ;; (declare (uses dcommon))
;; ==> ;; (declare (uses launch))
;; ==> ;; (declare (uses gutils))
;; ==> ;; (declare (uses db))
;; ==> ;; (declare (uses synchash))
;; ==> ;; (declare (uses server))
;; ==> ;; (declare (uses megatest-version))
;; ==> ;; (declare (uses tbd))
;; ==> 
;; ==> (include "megatest-fossil-hash.scm")
;; ==> 
;; ==> ;;
;; ==> ;; GLOBALS
;; ==> ;;
;; ==> (define *datashare:current-tab-number* 0)
;; ==> (define *args-hash* (make-hash-table))
;; ==> (define datashare:help (conc "Usage: datashare [action [params ...]]
;; ==> 
;; ==> Note: run datashare without parameters to start the gui.
;; ==> 
;; ==>   list-areas                          : List the allowed areas
;; ==> 
;; ==>   list-versions <area>                : List versions available in <area>
;; ==>          options : -full, -vpatt patt
;; ==> 
;; ==>   publish <path> <area> <version>     : Publish data for area and with version
;; ==> 
;; ==>   get <area> <version>                : Get a link to data, put the link in destpath
;; ==>          options : -i iteration
;; ==> 
;; ==>   update <area>                       : Update the link to data to the latest iteration.
;; ==> 
;; ==> Part of the Megatest tool suite.
;; ==> Learn more at http://www.kiatoa.com/fossils/megatest
;; ==> 
;; ==> Version: " megatest-fossil-hash)) ;; "
;; ==> 
;; ==> ;;======================================================================
;; ==> ;; RECORDS
;; ==> ;;======================================================================
;; ==> 
;; ==> ;; make-vector-record "testing" datastore pkg id area version_name store_type copied source_path iteration submitter datetime storegrp datavol quality disk_id comment
;; ==> ;; testing
;; ==> (define (make-datashare:pkg)(make-vector 15))
;; ==> (define-inline (datashare:pkg-get-id             vec)    (vector-ref  vec 0))
;; ==> (define-inline (datashare:pkg-get-area           vec)    (vector-ref  vec 1))
;; ==> (define-inline (datashare:pkg-get-version_name   vec)    (vector-ref  vec 2))
;; ==> (define-inline (datashare:pkg-get-store_type     vec)    (vector-ref  vec 3))
;; ==> (define-inline (datashare:pkg-get-copied         vec)    (vector-ref  vec 4))
;; ==> (define-inline (datashare:pkg-get-source_path    vec)    (vector-ref  vec 5))
;; ==> (define-inline (datashare:pkg-get-iteration      vec)    (vector-ref  vec 6))
;; ==> (define-inline (datashare:pkg-get-submitter      vec)    (vector-ref  vec 7))
;; ==> (define-inline (datashare:pkg-get-datetime       vec)    (vector-ref  vec 8))
;; ==> (define-inline (datashare:pkg-get-storegrp       vec)    (vector-ref  vec 9))
;; ==> (define-inline (datashare:pkg-get-datavol        vec)    (vector-ref  vec 10))
;; ==> (define-inline (datashare:pkg-get-quality        vec)    (vector-ref  vec 11))
;; ==> (define-inline (datashare:pkg-get-disk_id        vec)    (vector-ref  vec 12))
;; ==> (define-inline (datashare:pkg-get-comment        vec)    (vector-ref  vec 13))
;; ==> (define-inline (datashare:pkg-get-stored_path    vec)    (vector-ref  vec 14))
;; ==> (define-inline (datashare:pkg-set-id!            vec val)(vector-set! vec 0 val))
;; ==> (define-inline (datashare:pkg-set-area!          vec val)(vector-set! vec 1 val))
;; ==> (define-inline (datashare:pkg-set-version_name!  vec val)(vector-set! vec 2 val))
;; ==> (define-inline (datashare:pkg-set-store_type!    vec val)(vector-set! vec 3 val))
;; ==> (define-inline (datashare:pkg-set-copied!        vec val)(vector-set! vec 4 val))
;; ==> (define-inline (datashare:pkg-set-source_path!   vec val)(vector-set! vec 5 val))
;; ==> (define-inline (datashare:pkg-set-iteration!     vec val)(vector-set! vec 6 val))
;; ==> (define-inline (datashare:pkg-set-submitter!     vec val)(vector-set! vec 7 val))
;; ==> (define-inline (datashare:pkg-set-datetime!      vec val)(vector-set! vec 8 val))
;; ==> (define-inline (datashare:pkg-set-storegrp!      vec val)(vector-set! vec 9 val))
;; ==> (define-inline (datashare:pkg-set-datavol!       vec val)(vector-set! vec 10 val))
;; ==> (define-inline (datashare:pkg-set-quality!       vec val)(vector-set! vec 11 val))
;; ==> (define-inline (datashare:pkg-set-disk_id!       vec val)(vector-set! vec 12 val))
;; ==> (define-inline (datashare:pkg-set-comment!       vec val)(vector-set! vec 13 val))
;; ==> (define-inline (datashare:pkg-set-stored_path!   vec val)(vector-set! vec 14 val))
;; ==> 
;; ==> ;;======================================================================
;; ==> ;; DB
;; ==> ;;======================================================================
;; ==> 
;; ==> (define (datashare:initialize-db db)
;; ==>   (for-each
;; ==>    (lambda (qry)
;; ==>      (sqlite3:execute db qry))
;; ==>    (list 
;; ==>     "CREATE TABLE pkgs 
;; ==>          (id           INTEGER PRIMARY KEY,
;; ==>           area         TEXT,
;; ==>           version_name TEXT,
;; ==>           store_type   TEXT DEFAULT 'copy',
;; ==>           copied       INTEGER DEFAULT 0,
;; ==>           source_path  TEXT,
;; ==>           stored_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 (conc store-type) submitter source-path quality comment)))
;; ==>     (sqlite3:finalize! iter-qry)
;; ==>     next-iteration))
;; ==> 
;; ==> (define (datashare:get-id db area version-name iteration)
;; ==>   (let ((res #f))
;; ==>     (sqlite3:for-each-row
;; ==>      (lambda (id)
;; ==>        (set! res id))
;; ==>      db
;; ==>      "SELECT id FROM pkgs WHERE area=? AND version_name=? AND iteration=?;"
;; ==>      area version-name iteration)
;; ==>     res))
;; ==> 
;; ==> (define (datashare:set-stored-path db id path)
;; ==>   (sqlite3:execute db "UPDATE pkgs SET stored_path=? WHERE id=?;" path id))
;; ==> 
;; ==> (define (datashare:set-copied db id value)
;; ==>   (sqlite3:execute db "UPDATE pkgs SET copied=? WHERE id=?;" value id))
;; ==>   
;; ==> (define (datashare:get-pkg-record db area version-name iteration)
;; ==>   (let ((res #f))
;; ==>     (sqlite3:for-each-row
;; ==>      (lambda (a . b)
;; ==>        (set! res (apply vector a b)))
;; ==>      db 
;; ==>      "SELECT * FROM pkgs WHERE area=? AND version_name=? AND iteration=?;"
;; ==>      area 
;; ==>      version-name
;; ==>      iteration)
;; ==>     res))
;; ==> 
;; ==> ;; take version-name iteration and register or update "lastest/0"
;; ==> ;;
;; ==> (define (datashare:set-latest db id area version-name iteration)
;; ==>   (let* ((rec         (datashare:get-pkg-record db area version-name iteration))
;; ==> 	 (latest-id   (datashare:get-id db area "latest" 0))
;; ==> 	 (stored-path (datashare:pkg-get-stored_path rec)))
;; ==>     (if latest-id ;; have a record - bump the link pointer
;; ==> 	(datashare:set-stored-path db latest-id stored-path)
;; ==> 	(datashare:register-data db area "latest" 'link "auto" "na" stored-path "latest data"))))
;; ==> 
;; ==> ;; set a package ref, this is the location where the link back to the stored data 
;; ==> ;; is put. 
;; ==> ;;
;; ==> ;; if there is nothing at that location then the record can be removed
;; ==> ;; if there are no refs for a particular pkg-id then that pkg-id is a 
;; ==> ;; candidate for removal
;; ==> ;;
;; ==> (define (datashare:record-pkg-ref db pkg-id dest-link)
;; ==>   (sqlite3:execute db "INSERT INTO refs (pkg_id,destlink) VALUES (?,?);" pkg-id dest-link))
;; ==>   
;; ==> (define (datashare:count-refs db pkg-id)
;; ==>   (let ((res 0))
;; ==>     (sqlite3:for-each-row
;; ==>      (lambda (count)
;; ==>        (set! res count))
;; ==>      db
;; ==>      "SELECT count(id) FROM refs WHERE pkg_id=?;"
;; ==>      pkg-id)
;; ==>     res))
;; ==> 
;; ==> ;; Create the sqlite 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  (common:file-exists? dbpath))
;; ==> 	       (handler   (make-busy-timeout 136000)))
;; ==> 	  (handle-exceptions
;; ==> 	   exn
;; ==> 	   (begin
;; ==> 	     (debug:print 2 *default-log-port* "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 (current-error-port))
;; ==>         (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)
;; ==> 
;; ==> (define (datashare:get-pkgs db area-filter version-filter iter-filter)
;; ==>   (let ((res '()))
;; ==>     (sqlite3:for-each-row ;; replace with fold ...
;; ==>      (lambda (a . b)
;; ==>        (set! res (cons (list->vector (cons a b)) res)))
;; ==>      db 
;; ==>      (conc "SELECT id,area,version_name,store_type,copied,source_path,iteration,submitter,datetime,storegrp,datavol,quality,disk_id,comment,stored_path "
;; ==> 	   " FROM pkgs WHERE area like ? AND version_name LIKE ? AND iteration " iter-filter ";")
;; ==>      area-filter version-filter)
;; ==>     (reverse res)))
;; ==> 
;; ==> (define (datashare:get-pkg db area-name version-name #!key (iteration #f))
;; ==>   (let ((dat '())
;; ==> 	(res #f))
;; ==>     (sqlite3:for-each-row ;; replace with fold ...
;; ==>      (lambda (a . b)
;; ==>        (set! dat (cons (list->vector (cons a b)) dat)))
;; ==>      db 
;; ==>      (conc "SELECT id,area,version_name,store_type,copied,source_path,iteration,submitter,datetime,storegrp,datavol,quality,disk_id,comment,stored_path "
;; ==> 	   " FROM pkgs WHERE area=? AND version_name=? ORDER BY iteration ASC;")
;; ==>      area-name version-name)
;; ==>     ;; now filter for iteration, either max if #f or specific one
;; ==>     (if (null? dat)
;; ==> 	#f
;; ==> 	(let loop ((hed (car dat))
;; ==> 		   (tal (cdr dat))
;; ==> 		   (cur 0))
;; ==> 	  (let ((itr (datashare:pkg-get-iteration hed)))
;; ==> 	    (if (equal? itr iteration) ;; this is the one if iteration is specified
;; ==> 		hed
;; ==> 		(if (null? tal)
;; ==> 		    hed
;; ==> 		    (loop (car tal)(cdr tal)))))))))
;; ==> 
;; ==> (define (datashare:get-versions-for-area db area-name #!key (version-patt #f))
;; ==>   (let ((res '())
;; ==> 	(data (make-hash-table)))
;; ==>     (sqlite3:for-each-row
;; ==>      (lambda (version-name submitter iteration submitted-time comment)
;; ==>        ;;                                              0           1         2           3           4
;; ==>        (hash-table-set! data version-name (vector version-name submitter iteration submitted-time comment)))
;; ==>      db 
;; ==>      "SELECT version_name,submitter,iteration,datetime,comment FROM pkgs WHERE area='megatest' AND version_name != 'latest' AND version_name LIKE ? ORDER BY datetime asc;"
;; ==>      (or version-patt "%"))
;; ==>     (map (lambda (x)(hash-table-ref data x))(sort (hash-table-keys data) string-ci>=))))
;; ==> 
;; ==> ;;======================================================================
;; ==> ;; DATA IMPORT/EXPORT
;; ==> ;;======================================================================
;; ==> 
;; ==> (define (datashare:import-data configdat source-path dest-path area version iteration)
;; ==>   (let* ((space-avail (car dest-path))
;; ==> 	 (disk-path   (cdr dest-path))
;; ==> 	 (targ-path   (conc disk-path "/" area "/" version "/" iteration))
;; ==> 	 (id          (datashare:get-id db area version iteration))
;; ==> 	 (db          (datashare:open-db configdat)))
;; ==>     (if (> space-avail 10000) ;; dumb heuristic
;; ==> 	(begin
;; ==> 	  (create-directory targ-path #t)
;; ==> 	  (datashare:set-stored-path db id targ-path)
;; ==> 	  (print "Running command: rsync -av " source-path "/ " targ-path "/")
;; ==> 	  (let ((th1 (make-thread (lambda ()
;; ==> 				    (let ((pid (process-run "rsync" (list "-av" (conc source-path "/") (conc targ-path "/")))))
;; ==> 				      (process-wait pid)
;; ==> 				      (datashare:set-copied db id "yes")
;; ==> 				      (sqlite3:finalize! db)))
;; ==> 				   "Data copy")))
;; ==> 	    (thread-start! th1))
;; ==> 	  #t)
;; ==> 	(begin
;; ==> 	  (print "ERROR: Not enough space in storage area " dest-path)
;; ==> 	  (datashare:set-copied db id "no")
;; ==> 	  (sqlite3:finalize! db)
;; ==> 	  #f))))
;; ==> 
;; ==> (define (datashare:get-areas configdat)
;; ==>   (let* ((areadat (configf:get-section configdat "areas"))
;; ==> 	 (areas   (if areadat (map car areadat) '())))
;; ==>     areas))
;; ==> 
;; ==> (define (datashare:publish configdat publish-type area-name version comment spath submitter quality)
;; ==>   ;; input checks
;; ==>   (cond 
;; ==>    ((not (member area-name (datashare:get-areas configdat)))
;; ==>     (cons #f (conc "Illegal area name \"" area-name "\"")))
;; ==>    (else
;; ==>     (let ((db          (datashare:open-db configdat))
;; ==> 	  (iteration   (datashare:register-data db area-name version publish-type submitter quality spath comment))
;; ==> 	  (dest-store  (datashare:get-best-storage configdat)))
;; ==>       (if iteration
;; ==> 	  (if (eq? 'copy publish-type)
;; ==> 	      (begin
;; ==> 		(datashare:import-data configdat spath dest-store area-name version iteration)
;; ==> 		(let ((id (datashare:get-id db area-name version iteration)))
;; ==> 		  (datashare:set-latest db id area-name version iteration)))
;; ==> 	      (let ((id (datashare:get-id db area-name version iteration)))
;; ==> 		(datashare:set-stored-path db id spath)
;; ==> 		(datashare:set-copied db id "yes")
;; ==> 		(datashare:set-copied db id "n/a")
;; ==> 		(datashare:set-latest db id area-name version iteration)))
;; ==> 	  (print "ERROR: Failed to get an iteration number"))
;; ==>       (sqlite3:finalize! db)
;; ==>       (cons #t "Successfully saved data")))))
;; ==> 
;; ==> (define (datashare:get-best-storage configdat)
;; ==>   (let* ((storage     (configf:lookup configdat "settings" "storage"))
;; ==> 	 (store-areas (if storage (string-split storage) '())))
;; ==>     (print "Looking for available space in " store-areas)
;; ==>     (datashare:find-most-space store-areas)))
;; ==> 
;; ==> ;; (string->number (list-ref (with-input-from-pipe "df -B1000000 /tmp" (lambda ()(read-line)(string-split (read-line)))) 3))
;; ==> 
;; ==> (define (datashare:find-most-space paths)
;; ==>   (fold (lambda (area res)
;; ==> 	  ;; (print "area=" area " res=" res)
;; ==> 	  (let ((maxspace (car res))
;; ==> 		(currpath (cdr res)))
;; ==> 	    ;; (print currpath " " maxspace)
;; ==> 	    (if (file-write-access? area)
;; ==> 		(let ((currspace (string->number
;; ==> 				  (list-ref
;; ==> 				   (with-input-from-pipe 
;; ==> 				    ;; (conc "df --output=avail " area)
;; ==> 				    (conc "df -B1000000 " area)
;; ==> 				    ;; (lambda ()(read)(read))
;; ==> 				    (lambda ()(read-line)(string-split (read-line))))
;; ==> 				   3))))
;; ==> 		  (if (> currspace maxspace) 
;; ==> 		      (cons currspace area)
;; ==> 		      res))
;; ==> 		res)))
;; ==> 	(cons 0 #f)
;; ==> 	paths))
;; ==> 
;; ==> ;; remove existing link and if possible ...
;; ==> ;; create path to next of tip of target, create link back to source
;; ==> (define (datashare:build-dir-make-link source target)
;; ==>   (if (common:file-exists? target)(datashare:backup-move target))
;; ==>   (create-directory (pathname-directory target) #t)
;; ==>   (create-symbolic-link source target))
;; ==> 
;; ==> (define (datashare:backup-move path)
;; ==>   (let* ((trashdir  (conc (pathname-directory path) "/.trash"))
;; ==> 	 (trashfile (conc trashdir "/" (current-seconds) "-" (pathname-file path))))
;; ==>     (create-directory trashdir #t)
;; ==>     (if (directory? path)
;; ==> 	(system (conc "mv " path " " trashfile))
;; ==> 	(file-move path trash-file))))
;; ==> 
;; ==> ;;======================================================================
;; ==> ;; GUI
;; ==> ;;======================================================================
;; ==> 
;; ==> ;; The main menu 
;; ==> (define (datashare:main-menu)
;; ==>   (iup:menu ;; a menu is a special attribute to a dialog (think Gnome putting the menu at screen top)
;; ==>    (iup:menu-item "Files" (iup:menu   ;; Note that you can use either #:action or action: for options
;; ==> 		       (iup:menu-item "Open"  action: (lambda (obj)
;; ==> 							(iup:show (iup:file-dialog))
;; ==> 							(print "File->open " obj)))
;; ==> 		       (iup:menu-item "Save"  #:action (lambda (obj)(print "File->save " obj)))
;; ==> 		       (iup:menu-item "Exit"  #:action (lambda (obj)(exit)))))
;; ==>    (iup:menu-item "Tools" (iup:menu
;; ==> 		       (iup:menu-item "Create new blah" #:action (lambda (obj)(print "Tools->new blah")))
;; ==> 		       ;; (iup:menu-item "Show dialog"     #:action (lambda (obj)
;; ==> 		       ;;  					   (show message-window
;; ==> 		       ;;  					     #:modal? #t
;; ==> 		       ;;  					     ;; set positon using coordinates or center, start, top, left, end, bottom, right, parent-center, current
;; ==> 		       ;;  					     ;; #:x 'mouse
;; ==> 		       ;;  					     ;; #:y 'mouse
;; ==> 		       ;;  )					     
;; ==> 		       ))))
;; ==> 
;; ==> (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"))
;; ==> 	 ;; (copy-link   (iup:toggle  #:expand "HORIZONTAL"))
;; ==> 	 ;; (iteration   (iup:textbox #:expand "YES" #:size "20x"))
;; ==> 	 ;; (iteration   (iup:textbox #:expand "HORIZONTAL" #:size "20x"))
;; ==> 	 (area-filter (iup:textbox #:expand "HORIZONTAL" #:value "%"))
;; ==> 	 (comment-tb  (iup:textbox #:expand "YES" #:multiline "YES"))
;; ==> 	 (source-tb   (iup:textbox #:expand "HORIZONTAL"
;; ==> 				   #:value (or (configf:lookup configdat "settings" "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"))
;; ==> 			       (submitter   (current-user-name))
;; ==> 			       (quality     2))
;; ==> 			  (datashare:publish configdat publish-type area-name version comment spath submitter quality))))
;; ==> 	 (copy        (iup:button "Copy and Publish"
;; ==> 				  #:expand "HORIZONTAL"
;; ==> 				  #:action (lambda (obj)
;; ==> 					     (publish 'copy))))
;; ==> 	 (link        (iup:button "Link and Publish"
;; ==> 				  #:expand "HORIZONTAL"
;; ==> 				  #:action (lambda (obj)
;; ==> 					     (publish 'link))))
;; ==> 	 (browse-btn  (iup:button "Browse"
;; ==> 				  #:size "40x"
;; ==> 				  #:action (lambda (obj)
;; ==> 					     (let* ((fd  (iup:file-dialog #:dialogtype "DIR"))
;; ==> 						    (top (iup:show fd #:modal? "YES")))
;; ==> 					       (iup:attribute-set! source-tb "VALUE"
;; ==> 								   (iup:attribute fd "VALUE"))
;; ==> 					       (iup:destroy! fd))))))
;; ==>     (print "areas")
;; ==>     ;; (pp areas)
;; ==>     (fold (lambda (areadat num)
;; ==> 	    ;; (print "Adding num=" num ", areadat=" areadat)
;; ==> 	    (iup:attribute-set! areas-sel (conc num) (car areadat))
;; ==> 	    (+ 1 num))
;; ==> 	  1 areas)
;; ==>     (iup:vbox
;; ==>      (iup:hbox (iup:label "Area:"        #:size label-size) ;; area-filter 
;; ==> 	       areas-sel)
;; ==>      (iup:hbox (iup:label "Version:"     #:size label-size)   version-tb)
;; ==>      ;; (iup:hbox (iup:label "Link only"    #:size label-size)   copy-link)
;; ==>      ;; 	       (iup:label "Iteration:")   iteration)
;; ==>      (iup:hbox (iup:label "Comment:"     #:size label-size)   comment-tb)
;; ==>      (iup:hbox (iup:label "Source base path:" #:size label-size)   source-tb browse-btn)
;; ==>      (iup:hbox copy link))))
;; ==> 
;; ==> (define (datashare:lst->path pathlst)
;; ==>   (conc "/" (string-intersperse (map conc pathlst) "/")))
;; ==> 
;; ==> (define (datashare:path->lst path)
;; ==>   (string-split path "/"))
;; ==> 
;; ==> (define (datashare:pathdat-apply-heuristics configdat path)
;; ==>   (cond
;; ==>    ((common:file-exists? path) "found")
;; ==>    (else (conc path " not installed"))))
;; ==> 
;; ==> (define (datashare:get-view configdat)
;; ==>   (iup:vbox
;; ==>    (iup:hbox
;; ==>     (let* ((label-size     "60x")
;; ==> 	   ;; filter elements
;; ==> 	   (area-filter    "%")
;; ==> 	   (version-filter "%")
;; ==> 	   (iter-filter    ">= 0")
;; ==> 	   ;; reverse lookup from path to data for src and installed
;; ==> 	   (srcdat         (make-hash-table)) ;; reverse lookup
;; ==> 	   (installed-dat  (make-hash-table))
;; ==> 	   ;; config values
;; ==> 	   (basepath       (configf:lookup configdat "settings" "basepath"))
;; ==> 	   ;; gui elements
;; ==> 	   (submitter      (iup:label "" #:expand "HORIZONTAL"))
;; ==> 	   (date-submitted (iup:label "" #:expand "HORIZONTAL"))
;; ==> 	   (comment        (iup:label "" #:expand "HORIZONTAL"))
;; ==> 	   (copy-link      (iup:label "" #:expand "HORIZONTAL"))
;; ==> 	   (quality        (iup:label "" #:expand "HORIZONTAL"))
;; ==> 	   (installed-status (iup:label "" #:expand "HORIZONTAL"))
;; ==> 	   ;; misc 
;; ==> 	   (curr-record    #f)
;; ==> 	   ;; (source-data    (iup:label "" #:expand "HORIZONTAL"))
;; ==> 	   (tb             (iup:treebox
;; ==> 			    #:value 0
;; ==> 			    #:name "Packages"
;; ==> 			    #:expand "YES"
;; ==> 			    #:addexpanded "NO"
;; ==> 			    #:selection-cb
;; ==> 			    (lambda (obj id state)
;; ==> 			      ;; (print "obj: " obj ", id: " id ", state: " state)
;; ==> 			      (let* ((path   (datashare:lst->path (cdr (tree:node->path obj id))))
;; ==> 				     (record (hash-table-ref/default srcdat path #f)))
;; ==> 				(if record
;; ==> 				    (begin
;; ==> 				      (set! curr-record record)
;; ==> 				      (iup:attribute-set! submitter      "TITLE" (datashare:pkg-get-submitter record))
;; ==> 				      (iup:attribute-set! date-submitted "TITLE" (time->string (seconds->local-time (datashare:pkg-get-datetime record))))
;; ==> 				      (iup:attribute-set! comment        "TITLE" (datashare:pkg-get-comment record))
;; ==> 				      (iup:attribute-set! quality        "TITLE" (datashare:pkg-get-quality record))
;; ==> 				      (iup:attribute-set! copy-link      "TITLE" (datashare:pkg-get-store_type record))
;; ==> 				      ))
;; ==> 				;; (print  "id=" id " path=" path " record=" record);; (tree:node->path obj id) " run-id: " run-id)
;; ==> 				))))
;; ==> 	   (tb2             (iup:treebox
;; ==> 			    #:value 0
;; ==> 			    #:name "Installed"
;; ==> 			    #:expand "YES"
;; ==> 			    #:addexpanded "NO"
;; ==> 			    #:selection-cb
;; ==> 			    (lambda (obj id state)
;; ==> 			      ;; (print "obj: " obj ", id: " id ", state: " state)
;; ==> 			      (let* ((path   (datashare:lst->path (cdr (tree:node->path obj id))))
;; ==> 				     (status (hash-table-ref/default installed-dat path #f)))
;; ==> 				(iup:attribute-set! installed-status "TITLE" (if status status ""))
;; ==> 				))))
;; ==> 	   (refresh        (lambda (obj)
;; ==> 			     (let* ((db    (datashare:open-db configdat))
;; ==> 				    (areas (or (configf:get-section configdat "areas") '())))
;; ==> 			       ;;
;; ==> 			       ;; first update the Sources
;; ==> 			       ;;
;; ==> 			       (for-each
;; ==> 				(lambda (pkgitem)
;; ==> 				  (let* ((pkg-path   (list (datashare:pkg-get-area  pkgitem)
;; ==> 							   (datashare:pkg-get-version_name pkgitem)
;; ==> 							   (datashare:pkg-get-iteration pkgitem)))
;; ==> 					 (pkg-id     (datashare:pkg-get-id          pkgitem))
;; ==> 					 (path       (datashare:lst->path pkg-path)))
;; ==> 				    ;; (print "tree:add-node tb=" tb ", pkg-path=" pkg-path ", pkg-id=" pkg-id)
;; ==> 				    (if (not (hash-table-ref/default srcdat path #f))
;; ==> 					(tree:add-node tb "Packages" pkg-path userdata: (conc "pkg-id: " pkg-id)))
;; ==> 				    ;; (print "path=" path " pkgitem=" pkgitem)
;; ==> 				    (hash-table-set! srcdat path pkgitem)))
;; ==> 				(datashare:get-pkgs db area-filter version-filter iter-filter))
;; ==> 			       ;;
;; ==> 			       ;; then update the installed
;; ==> 			       ;;
;; ==> 			       (for-each
;; ==> 				(lambda (area)
;; ==> 				  (let* ((path     (conc "/" (cadr area)))
;; ==> 					 (fullpath (conc basepath path)))
;; ==> 				    (if (not (hash-table-ref/default installed-dat path #f))
;; ==> 					(tree:add-node tb2 "Installed" (datashare:path->lst path)))
;; ==> 				    (hash-table-set! installed-dat path (datashare:pathdat-apply-heuristics configdat fullpath))))
;; ==> 				areas)
;; ==> 			       (sqlite3:finalize! db))))
;; ==> 	   (apply          (iup:button "Apply"
;; ==> 				       #:action
;; ==> 				       (lambda (obj)
;; ==> 					 (if curr-record
;; ==> 					     (let* ((area        (datashare:pkg-get-area        curr-record))
;; ==> 						    (stored-path (datashare:pkg-get-stored_path curr-record))
;; ==> 						    (source-type (datashare:pkg-get-store_type  curr-record))
;; ==> 						    (source-path (case source-type ;;  (equal? source-type "link"))
;; ==> 								   ((link)(datashare:pkg-get-source-path curr-record))
;; ==> 								   ((copy)stored-path)
;; ==> 								   (else #f)))
;; ==> 						    (dest-stub   (configf:lookup configdat "areas" area))
;; ==> 						    (target-path (conc basepath "/" dest-stub)))
;; ==> 					       (datashare:build-dir-make-link stored-path target-path)
;; ==> 					       (print "Creating link from " stored-path " to " target-path)))))))
;; ==>       (iup:vbox 
;; ==>        (iup:hbox tb tb2)
;; ==>        (iup:frame 
;; ==> 	#:title "Source Info"
;; ==> 	(iup:vbox
;; ==> 	 (iup:hbox (iup:button "Refresh" #:action refresh) apply)
;; ==> 	 (iup:hbox (iup:label "Submitter: ") ;;  #:size label-size)
;; ==> 		   submitter 
;; ==> 		   (iup:label "Submitted on: ") ;;  #:size label-size)
;; ==> 		   date-submitted)
;; ==> 	 (iup:hbox (iup:label "Data stored: ")
;; ==> 		   copy-link
;; ==> 		   (iup:label "Quality: ")
;; ==> 		   quality)
;; ==> 	 (iup:hbox (iup:label "Comment: ")
;; ==> 		   comment)))
;; ==>        (iup:frame
;; ==> 	#:title "Installed Info"
;; ==> 	(iup:vbox
;; ==> 	 (iup:hbox (iup:label "Installed status/path: ") installed-status)))
;; ==>        )))))
;; ==> 
;; ==> (define (datashare:manage-view configdat)
;; ==>   (iup:vbox
;; ==>    (iup:hbox 
;; ==>     (iup:button "Pushme"
;; ==> 		#:expand "YES"
;; ==> 		))))
;; ==> 
;; ==> (define (datashare:gui configdat)
;; ==>   (iup:show
;; ==>    (iup:dialog 
;; ==>     #:title (conc "DataShare dashboard " (current-user-name) ":" (current-directory))   
;; ==>     #:menu (datashare:main-menu)
;; ==>     (let* ((tabs (iup:tabs
;; ==> 		  #:tabchangepos-cb (lambda (obj curr prev)
;; ==> 				      (set! *datashare:current-tab-number* curr))
;; ==> 		  (datashare:publish-view configdat)
;; ==> 		  (datashare:get-view configdat)
;; ==> 		  (datashare:manage-view configdat)
;; ==> 		  )))
;; ==> 	;; (set! (iup:callback tabs tabchange-cb:) (lambda (a b c)(print "SWITCHED TO TAB: " a " " b " " c)))
;; ==> 	(iup:attribute-set! tabs "TABTITLE0" "Publish")
;; ==> 	(iup:attribute-set! tabs "TABTITLE1" "Get")
;; ==> 	(iup:attribute-set! tabs "TABTITLE2" "Manage")
;; ==> 	;; (iup:attribute-set! tabs "BGCOLOR" "190 190 190")
;; ==> 	tabs)))
;; ==>   (iup:main-loop))
;; ==> 
;; ==> ;;======================================================================
;; ==> ;; MISC
;; ==> ;;======================================================================
;; ==> 
;; ==> 
;; ==> (define (datashare:do-as-calling-user proc)
;; ==>   (let ((eid (current-effective-user-id))
;; ==>         (cid (current-user-id)))
;; ==>     (if (not (eq? eid cid)) ;; running suid
;; ==>             (set! (current-effective-user-id) cid))
;; ==>     ;; (print "running as " (current-effective-user-id))
;; ==>     (proc)
;; ==>     (if (not (eq? eid cid))
;; ==>         (set! (current-effective-user-id) eid))))
;; ==> 
;; ==> (define (datashare:find name paths)
;; ==>   (if (null? paths)
;; ==>       #f
;; ==>       (let loop ((hed (car paths))
;; ==> 		 (tal (cdr paths)))
;; ==> 	(if (common:file-exists? (conc hed "/" name))
;; ==> 	    hed
;; ==> 	    (if (null? tal)
;; ==> 		#f
;; ==> 		(loop (car tal)(cdr tal)))))))
;; ==> 
;; ==> ;;======================================================================
;; ==> ;; MAIN
;; ==> ;;======================================================================
;; ==> 
;; ==> (define (datashare:load-config exe-dir exe-name)
;; ==>   (let* ((fname   (conc exe-dir "/." exe-name ".config")))
;; ==>     (ini:property-separator-patt " *  *")
;; ==>     (ini:property-separator #\space)
;; ==>     (if (common:file-exists? fname)
;; ==> 	;; (ini:read-ini fname)
;; ==> 	(read-config fname #f #t)
;; ==> 	(make-hash-table))))
;; ==> 
;; ==> (define (datashare:process-action configdat action . args)
;; ==>   (case (string->symbol action)
;; ==>     ((get)
;; ==>      (if (< (length args) 2)
;; ==> 	 (begin 
;; ==> 	   (print "ERROR: Missing arguments; " (string-intersperse args ", "))
;; ==> 	   (exit 1))
;; ==> 	 (let* ((basepath    (configf:lookup configdat "settings" "basepath"))
;; ==> 		(db          (datashare:open-db configdat))
;; ==> 		(area        (car args))
;; ==> 		(version     (cadr args)) ;;    iteration
;; ==> 		(remargs     (args:get-args args '("-i") '() args:arg-hash 0))
;; ==> 		(iteration   (if (args:get-arg "-i")(string->number (args:get-arg "-i")) #f))
;; ==> 		(curr-record (datashare:get-pkg db area version iteration: iteration)))
;; ==> 	   (if (not curr-record)
;; ==> 	       (begin
;; ==> 		 (print "ERROR: No matching record found; area=" area ", version=" version ", iteration=" (if iteration iteration "(max)"))
;; ==> 		 (exit 1))
;; ==> 	       (let* ((stored-path (datashare:pkg-get-stored_path curr-record))
;; ==> 		      (source-type (datashare:pkg-get-store_type  curr-record))
;; ==> 		      (source-path (case source-type ;;  (equal? source-type "link"))
;; ==> 				     ((link) (datashare:pkg-get-source-path curr-record))
;; ==> 				     ((copy) stored-path)
;; ==> 				     (else #f)))
;; ==> 		      (dest-stub   (configf:lookup configdat "areas" area))
;; ==> 		      (target-path (conc basepath "/" dest-stub)))
;; ==> 		 (datashare:build-dir-make-link stored-path target-path)
;; ==> 		 (datashare:record-pkg-ref db (datashare:pkg-get-id curr-record) target-path)
;; ==> 		 (sqlite3:finalize! db)
;; ==> 		 (print "Creating link from " stored-path " to " target-path))))))
;; ==>     ((publish)
;; ==>      (if (< (length args) 3)
;; ==> 	 (begin 
;; ==> 	   (print "ERROR: Missing arguments; " (string-intersperse args ", "))
;; ==> 	   (exit 1))
;; ==> 	 (let* ((srcpath  (list-ref args 0))
;; ==> 		(areaname (list-ref args 1))
;; ==> 		(version  (list-ref args 2))
;; ==> 		(remargs  (args:get-args (drop args 2)
;; ==> 					 '("-type" ;; link or copy (default is copy)
;; ==> 					   "-m")
;; ==>  					 '()
;; ==>  					 args:arg-hash
;; ==>  					 0))
;; ==> 		(publish-type (if (equal? (args:get-arg "-type") "link") 'link 'copy))
;; ==> 		(comment      (or (args:get-arg "-m") ""))
;; ==> 		(submitter    (current-user-name))
;; ==> 		(quality      (args:get-arg "-quality"))
;; ==> 		(publish-res  (datashare:publish configdat publish-type areaname version comment srcpath submitter quality)))
;; ==> 	   (if (not (car publish-res))
;; ==> 	       (begin
;; ==> 		 (print "ERROR: " (cdr publish-res))
;; ==> 		 (exit 1))))))
;; ==>     ((list-versions)
;; ==>      (let ((area-name (car args)) ;;      version patt   full print
;; ==> 	   (remargs   (args:get-args args '("-vpatt") '("-full") args:arg-hash 0))
;; ==> 	   (db        (datashare:open-db configdat))
;; ==> 	   (versions  (datashare:get-versions-for-area db (car args) version-patt: (args:get-arg "-vpatt"))))
;; ==>        ;; (print "area-name=" area-name " args=" args " *args-hash*=" (hash-table->alist *args-hash*))
;; ==>        (map (lambda (x)
;; ==> 	      (if (args:get-arg "-full")
;; ==> 		  (format #t 
;; ==> 			  "~10a~10a~4a~27a~30a\n"
;; ==> 			  (vector-ref x 0)
;; ==> 			  (vector-ref x 1) 
;; ==> 			  (vector-ref x 2) 
;; ==> 			  (conc "\"" (time->string (seconds->local-time (vector-ref x 3))) "\"")
;; ==> 			  (conc "\"" (vector-ref x 4) "\""))
;; ==> 		  (print (vector-ref x 0))))
;; ==> 	    versions)
;; ==>        (sqlite3:finalize! db)))))
;; ==> 
;; ==> ;; ease debugging by loading ~/.dashboardrc - REMOVE FROM PRODUCTION!
;; ==> (let ((debugcontrolf (conc (get-environment-variable "HOME") "/.datasharerc")))
;; ==>   (if (common:file-exists? debugcontrolf)
;; ==>       (load debugcontrolf)))
;; ==> 
;; ==> (define (main)
;; ==>   (let* ((args      (argv))
;; ==> 	 (prog      (car args))
;; ==> 	 (rema      (cdr args))
;; ==> 	 (exe-name  (pathname-file (car (argv))))
;; ==> 	 (exe-dir   (or (pathname-directory prog)
;; ==> 			(datashare:find exe-name (string-split (get-environment-variable "PATH") ":"))))
;; ==> 	 (configdat (datashare:load-config exe-dir exe-name)))
;; ==>     (cond
;; ==>      ;; one-word commands
;; ==>      ((eq? (length rema) 1)
;; ==>       (case (string->symbol (car rema))
;; ==> 	((help -h -help --h --help)
;; ==> 	 (print datashare:help))
;; ==> 	((list-areas)
;; ==> 	 (map print (datashare:get-areas configdat)))
;; ==> 	(else
;; ==> 	 (print "ERROR: Unrecognised command. Try \"datashare help\""))))
;; ==>      ;; multi-word commands
;; ==>      ((null? rema)(datashare:gui configdat))
;; ==>      ((>= (length rema) 2)
;; ==>       (apply datashare:process-action configdat (car rema)(cdr rema)))
;; ==>      (else (print "ERROR: Unrecognised command. Try \"datashare help\"")))))
;; ==> 
;; ==> (main)