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Comment:Completed sretrieve
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | v1.60
Files: files | file ages | folders
SHA1: 07c1d52486339c5565b85d22c0fb0398fbe00b78
User & Date: matt on 2015-12-13 23:06:05
Other Links: branch diff | manifest | tags
Context
2015-12-17
14:31
Needed to follow links by default in sretrieve check-in: 15bf67d66a user: mrwellan tags: v1.60
2015-12-13
23:06
Completed sretrieve check-in: 07c1d52486 user: matt tags: v1.60
2015-12-12
22:40
Added function for reading packages check-in: ed27042583 user: matt tags: v1.60
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified datashare-testing/.sretrieve.config from [91a460477d] to [e657ec9c50]. 

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[settings]

allowed-users matt mrwellan pjhatwal
allowed-chars [0-9a-zA-Z\-\.]+

packages-config   packages.config





conversion-script import-releases.sh
upstream-file     incoming.yaml

[database]
location #{scheme (create-directory "/tmp/#{getenv USER}" #t)}



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[settings]
base-dir      /tmp/matt/datashare/disk1
allowed-users matt mrwellan pjhatwal
allowed-chars [0-9a-zA-Z\-\.]+
default-area  megatest

# NOTE: packages-metadir defaults to exe dir if not specified here
# packages-metadir  /tmp/#{getenv USER}/packages

# conversion-script has semantics as cp, takes file1 and outputs file2
#   cp file1 file2
conversion-script cp
upstream-file     packages.config

[database]
location #{scheme (create-directory "/tmp/#{getenv USER}" #t)}

Added datashare-testing/NOTES version [1e24a4d112]. 









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To test sretrieve first publish megatest as v1.60 at least twice to get
iterations 0 and 1

Added datashare-testing/megatest.config version [85f1bdc170]. 











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[v1.60]
status released
iteration 1

Modified datashare-testing/packages.config from [2bebde2921] to [85f1bdc170]. 

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# release release-status release-date
[kits]
full_v1.60 release WW15.1
full_v1.60 alpha WW01.2

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[v1.60]
status released
iteration 1

Modified sretrieve.scm from [7011d614d7] to [bdaa86239f].

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;; (use sxml-modifications)
;; (use regex)
;; (use srfi-69)
;; (use regex-case)
;; (use posix)
;; (use json)
;; (use csv)

(use srfi-18)
(use format)

(require-library ini-file)
(import (prefix ini-file ini:))

(use sql-de-lite srfi-1 posix regex regex-case srfi-69)








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;; (use sxml-modifications)
;; (use regex)
;; (use srfi-69)
;; (use regex-case)
;; (use posix)
;; (use json)
;; (use csv)
(use directory-utils)
(use srfi-18)
(use format)

(require-library ini-file)
(import (prefix ini-file ini:))

(use sql-de-lite srfi-1 posix regex regex-case srfi-69)
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          bundle       TEXT NOT NULL,
          release      TEXT NOT NULL,
          status       TEXT NOT NULL,
          event_date   TEXT NOT NULL);"
    )))

(define (sretrieve:register-action db action submitter source-path comment)

  (exec (sql db "INSERT INTO actions (action,submitter,srcpath,comment)
                 VALUES(?,?,?,?)")
	action
	submitter
	source-path
	comment))

;; (call-with-database
;;  (lambda (db)
;;   (set-busy-handler! db (busy-timeout 10000)) ; 10 second timeout
;;   ...))

;; Create the sqlite db
(define (sretrieve:db-do configdat proc) 
  (let ((path (configf:lookup configdat "database" "location")))
    (if (not path)
	(begin
	  (print "[database]\nlocation /some/path\n\n Is missing from the config file!")
	  (exit 1)))
    (if (and path
	     (directory? path)
	     (file-read-access? path))
	(let* ((dbpath    (conc path "/sretrieve.db"))
	       (writeable (file-write-access? dbpath))
	       (dbexists  (file-exists? dbpath)))
	  (handle-exceptions
	   exn
	   (begin
	     (debug:print 2 "ERROR: problem accessing db " dbpath
			  ((condition-property-accessor 'exn 'message) exn))
	     (exit 1))
	   (call-with-database
            dbpath
	    (lambda (db)
	      ;; (print "calling proc " proc " on db " db)
	      (set-busy-handler! db (busy-timeout 10000)) ;; 10 sec timeout
	      (if (not dbexists)(sretrieve:initialize-db db))
	      (proc db)))))
	(print "ERROR: invalid path for storing database: " path))))

;; copy in file to dest, validation is done BEFORE calling this
;;
(define (sretrieve:get configdat retriever version iteration comment)
  (let ((dest-dir-path (conc target-dir "/" dest-dir))


        (targ-path (conc target-dir "/" dest-dir "/" targ-file)))

    (if (file-exists? targ-path)
	(begin
	  (print "ERROR: target file already exists, remove it before re-publishing")
	  (exit 1)))
       (if (not(file-exists? dest-dir-path))
	(begin
	  (print "ERROR: target directory "  target-dir " does not exists." )

	  (exit 1)))

    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "cp" submitter source-path comment)))
    (let* (;; (target-path (configf:lookup "settings" "target-path"))
	   (th1         (make-thread
			 (lambda ()
			   (file-copy source-path targ-path #t))
                            (print " ... file " targ-path " copied to" targ-path)
			 ;; (let ((pid (process-run "cp" (list source-path target-dir))))
			 ;;   (process-wait pid)))
			 "copy thread"))
	   (th2         (make-thread
			 (lambda ()
			   (let loop ()
			     (thread-sleep! 15)
			     (display ".")
			     (flush-output)
			     (loop)))
			 "action is happening thread")))
      (thread-start! th1)
      (thread-start! th2)
      (thread-join! th1))
    (cons #t "Successfully saved data")))

(define (sretrieve:validate target-dir targ-mk)
  (let* ((normal-path (normalize-pathname targ-mk))
        (targ-path (conc target-dir "/" normal-path)))
    (if (string-contains   normal-path "..")
    (begin
      (print "ERROR: Path  " targ-mk " resolved outside target area "  target-dir )
      (exit 1)))

    (if (not (string-contains targ-path target-dir))
    (begin
      (print "ERROR: You cannot update data outside " target-dir ".")
      (exit 1)))
    (print "Path " targ-mk " is valid.")   
 ))
;; make directory in dest
;;

(define (sretrieve:mkdir configdat submitter target-dir targ-mk comment)
  (let ((targ-path (conc target-dir "/" targ-mk)))
    
    (if (file-exists? targ-path)
	(begin
	  (print "ERROR: target Directory " targ-path " already exist!!")
	  (exit 1)))
    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "mkdir" submitter targ-mk comment)))
    (let* ((th1         (make-thread
			 (lambda ()
			   (create-directory targ-path #t)
			   (print " ... dir " targ-path " created"))
			 "mkdir thread"))
	   (th2         (make-thread
			 (lambda ()
			   (let loop ()
			     (thread-sleep! 15)
			     (display ".")
			     (flush-output)
			     (loop)))
			 "action is happening thread")))
      (thread-start! th1)
      (thread-start! th2)
      (thread-join! th1))
    (cons #t "Successfully saved data")))

;; create a symlink in dest
;;
(define (sretrieve:ln configdat submitter target-dir targ-link link-name comment)
  (let ((targ-path (conc target-dir "/" link-name)))
    (if (file-exists? targ-path)
	(begin
	  (print "ERROR: target file " targ-path " already exist!!")
	  (exit 1)))
     (if (not (file-exists? targ-link ))
	(begin
	  (print "ERROR: target file " targ-link " does not exist!!")
	  (exit 1)))
 
    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "ln" submitter link-name comment)))
    (let* ((th1         (make-thread
			 (lambda ()
			   (create-symbolic-link targ-link targ-path  )
			   (print " ... link " targ-path " created"))
			 "symlink thread"))
	   (th2         (make-thread
			 (lambda ()
			   (let loop ()
			     (thread-sleep! 15)
			     (display ".")
			     (flush-output)








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          bundle       TEXT NOT NULL,
          release      TEXT NOT NULL,
          status       TEXT NOT NULL,
          event_date   TEXT NOT NULL);"
    )))

(define (sretrieve:register-action db action submitter source-path comment)
  (print "(sretrieve:register-action db " db " action " action " submitter " submitter " source-path " source-path " comment " comment)
  (exec (sql db "INSERT INTO actions (action,retriever,srcpath,comment)
                 VALUES(?,?,?,?)")
	action
	submitter
	source-path
	(or comment "")))

;; (call-with-database
;;  (lambda (db)
;;   (set-busy-handler! db (busy-timeout 10000)) ; 10 second timeout
;;   ...))

;; Create the sqlite db
(define (sretrieve:db-do configdat proc) 
  (let ((path (configf:lookup configdat "database" "location")))
    (if (not path)
	(begin
	  (debug:print 0 "[database]\nlocation /some/path\n\n Is missing from the config file!")
	  (exit 1)))
    (if (and path
	     (directory? path)
	     (file-read-access? path))
	(let* ((dbpath    (conc path "/sretrieve.db"))
	       (writeable (file-write-access? dbpath))
	       (dbexists  (file-exists? dbpath)))
	  (handle-exceptions
	   exn
	   (begin
	     (debug:print 2 "ERROR: problem accessing db " dbpath
			  ((condition-property-accessor 'exn 'message) exn))
	     (exit 1))
	   (call-with-database
            dbpath
	    (lambda (db)
	      ;; (debug:print 0 "calling proc " proc " on db " db)
	      (set-busy-handler! db (busy-timeout 10000)) ;; 10 sec timeout
	      (if (not dbexists)(sretrieve:initialize-db db))
	      (proc db)))))
	(debug:print 0 "ERROR: invalid path for storing database: " path))))

;; copy in file to dest, validation is done BEFORE calling this
;;
(define (sretrieve:get configdat reldat retriever area version iter comment)
  (let* ((iteration (or iter
			(configf:lookup reldat version "iteration")))
	 (base-dir  (configf:lookup configdat "settings" "base-dir"))
	 (datadir   (conc base-dir "/" area "/" version "/" iteration)))
    (if (or (not base-dir)
	    (not (file-exists? base-dir)))
	(begin
	  (debug:print 0 "ERROR: Bad configuration! base-dir " base-dir " not found")
	  (exit 1)))
    (if (not (file-exists? datadir))
	(begin

	  (debug:print 0 "ERROR: Bad version (" version ") or iteration (" iteration "), no data found at " datadir "." )
	  (exit 1)))
    
    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "get" retriever datadir comment)))


    (change-directory datadir)



    (process-execute "tar" (append (list "cfv" "-")(filter (lambda (x)





							     (not (member x '("." ".."))))

							   (glob "*" ".*"))))))






(define (sretrieve:validate target-dir targ-mk)
  (let* ((normal-path (normalize-pathname targ-mk))
        (targ-path (conc target-dir "/" normal-path)))
    (if (string-contains   normal-path "..")
    (begin
      (debug:print 0 "ERROR: Path  " targ-mk " resolved outside target area "  target-dir )
      (exit 1)))

    (if (not (string-contains targ-path target-dir))
    (begin
      (debug:print 0 "ERROR: You cannot update data outside " target-dir ".")
      (exit 1)))
    (debug:print 0 "Path " targ-mk " is valid.")   
 ))
;; make directory in dest
;;

(define (sretrieve:mkdir configdat submitter target-dir targ-mk comment)
  (let ((targ-path (conc target-dir "/" targ-mk)))
    
    (if (file-exists? targ-path)
	(begin
	  (debug:print 0 "ERROR: target Directory " targ-path " already exist!!")
	  (exit 1)))
    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "mkdir" submitter targ-mk comment)))
    (let* ((th1         (make-thread
			 (lambda ()
			   (create-directory targ-path #t)
			   (debug:print 0 " ... dir " targ-path " created"))
			 "mkdir thread"))
	   (th2         (make-thread
			 (lambda ()
			   (let loop ()
			     (thread-sleep! 15)
			     (display ".")
			     (flush-output)
			     (loop)))
			 "action is happening thread")))
      (thread-start! th1)
      (thread-start! th2)
      (thread-join! th1))
    (cons #t "Successfully saved data")))

;; create a symlink in dest
;;
(define (sretrieve:ln configdat submitter target-dir targ-link link-name comment)
  (let ((targ-path (conc target-dir "/" link-name)))
    (if (file-exists? targ-path)
	(begin
	  (debug:print 0 "ERROR: target file " targ-path " already exist!!")
	  (exit 1)))
     (if (not (file-exists? targ-link ))
	(begin
	  (debug:print 0 "ERROR: target file " targ-link " does not exist!!")
	  (exit 1)))
 
    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "ln" submitter link-name comment)))
    (let* ((th1         (make-thread
			 (lambda ()
			   (create-symbolic-link targ-link targ-path  )
			   (debug:print 0 " ... link " targ-path " created"))
			 "symlink thread"))
	   (th2         (make-thread
			 (lambda ()
			   (let loop ()
			     (thread-sleep! 15)
			     (display ".")
			     (flush-output)
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;; remove copy of file in dest
;;
(define (sretrieve:rm configdat submitter target-dir targ-file comment)
  (let ((targ-path (conc target-dir "/" targ-file)))
    (if (not (file-exists? targ-path))
	(begin
	  (print "ERROR: target file " targ-path " not found, nothing to remove.")
	  (exit 1)))
    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "rm" submitter targ-file comment)))
    (let* ((th1         (make-thread
			 (lambda ()
			   (delete-file targ-path)
			   (print " ... file " targ-path " removed"))
			 "rm thread"))
	   (th2         (make-thread
			 (lambda ()
			   (let loop ()
			     (thread-sleep! 15)
			     (display ".")
			     (flush-output)








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;; remove copy of file in dest
;;
(define (sretrieve:rm configdat submitter target-dir targ-file comment)
  (let ((targ-path (conc target-dir "/" targ-file)))
    (if (not (file-exists? targ-path))
	(begin
	  (debug:print 0 "ERROR: target file " targ-path " not found, nothing to remove.")
	  (exit 1)))
    (sretrieve:db-do
     configdat
     (lambda (db)
       (sretrieve:register-action db "rm" submitter targ-file comment)))
    (let* ((th1         (make-thread
			 (lambda ()
			   (delete-file targ-path)
			   (debug:print 0 " ... file " targ-path " removed"))
			 "rm thread"))
	   (th2         (make-thread
			 (lambda ()
			   (let loop ()
			     (thread-sleep! 15)
			     (display ".")
			     (flush-output)
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;;======================================================================

(define (sretrieve: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 (sretrieve:find name paths)
  (if (null? paths)
      #f
      (let loop ((hed (car paths))
		 (tal (cdr paths)))
	(if (file-exists? (conc hed "/" name))
	    hed
	    (if (null? tal)
		#f
		(loop (car tal)(cdr tal)))))))






;;======================================================================
;; MAIN
;;======================================================================

(define (sretrieve:load-config exe-dir exe-name)
  (let* ((fname   (conc exe-dir "/." exe-name ".config")))
    (ini:property-separator-patt " *  *")
    (ini:property-separator #\space)
    (if (file-exists? fname)
	;; (ini:read-ini fname)
	(read-config fname #f #t)
	(make-hash-table))))



(define (sretrieve:load-packages configdat exe-dir)
  (push-directory exe-dir)
  (let* ((packages-config   (configf:lookup configdat "settings" "packages-config"))

	 (conversion-script (configf:lookup configdat "settings" "conversion-script"))
	 (upstream-file     (configf:lookup configdat "settings" "upstream-file")))




    (if (file-exists? upstream-file)
	(if (or (not (file-exists? packages-config)) ;; if not created call the updater, otherwise call only if upstream newer
		(> (file-modification-time upstream-file)(file-modification-time packages-config)))
	    (handle-exceptions
	     exn
	     (print "ERROR: failed to run script " conversion-script " with params " upstream-file " " packages-config)
	     (let ((pid (process-run conversion-script (list source-path target-dir))))
	       (process-wait pid)))
	    (print "Skipping update of " packages-config " from " upstream-file))
	(print "Skipping update of " packages-config " as " upstream-file " not found"))
    (ini:property-separator-patt " *  *")
    (ini:property-separator #\space)
    (let ((res (if (file-exists? fname)


		   (read-config packages-config #f #t)
		   (make-hash-table))))
      (pop-directory)
      res)))

(define (sretrieve:process-action configdat action . args)
  (let* ((target-dir    (configf:lookup configdat "settings" "target-dir"))
	 (user          (current-user-name))
	 (allowed-users (string-split
			 (or (configf:lookup configdat "settings" "allowed-users")
			     ""))))

    (if (not target-dir)
	(begin
	  (print "[settings]\ntarget-dir /some/path\n\n Is MISSING from the config file!")
	  (exit)))
    (if (null? allowed-users)
	(begin
	  (print "[setings]\nallowed-users user1 user2 ...\n\n Is MISSING from the config file!")
	  (exit)))
    (if (not (member user allowed-users))
	(begin
	  (print "User \"" (current-user-name) "\" does not have access. Exiting")
	  (exit 1)))
    (case (string->symbol action)
      ((cp publish)
       (if (< (length args) 2)
	   (begin 
	     (print "ERROR: Missing arguments; " (string-intersperse args ", "))
	     (exit 1)))
       (let* ((remargs     (args:get-args args '("-m") '() args:arg-hash 0))
              (dest-dir (cadr args))
              (src-path-in (car args))
	      (src-path    (with-input-from-pipe
			    (conc "readlink -f " src-path-in)
			    (lambda ()
			      (read-line))))
	      (msg         (or (args:get-arg "-m") ""))
	      (targ-file   (pathname-strip-directory src-path)))
	 (if (not (file-read-access? src-path))
	     (begin
	       (print "ERROR: source file not readable: " src-path)
	       (exit 1)))
	 (if (directory? src-path)
	     (begin
	       (print "ERROR: source file is a directory, this is not supported yet.")
	       (exit 1)))
	 (print "publishing " src-path-in " to " target-dir)
         (sretrieve:validate     target-dir dest-dir)
	 (sretrieve:cp configdat user src-path target-dir targ-file dest-dir msg)))
      ((mkdir)
        (if (< (length args) 1)
          (begin 
	     (print "ERROR: Missing arguments; " (string-intersperse args ", "))
	     (exit 1)))
        (let* ((targ-mk (car args))
               (msg         (or (args:get-arg "-m") ""))) 
               (print "attempting to create directory " targ-mk " in " target-dir)
               (sretrieve:validate     target-dir targ-mk)
               (sretrieve:mkdir configdat user target-dir targ-mk msg)))

      ((ln) 
        (if (< (length args) 2)
          (begin 
	     (print "ERROR: Missing arguments; " (string-intersperse args ", "))
	     (exit 1)))
        (let* ((targ-link (car args))
               (link-name (cadr args))  
               (sub-path (string-reverse (string-join (cdr (string-split (string-reverse link-name) "/")) "/"))) 
               (msg         (or (args:get-arg "-m") "")))
               (if(not (equal? sub-path link-name))
                (begin 
                  (print "attempting to create directory " sub-path " in " target-dir)
                    (sretrieve:validate     target-dir sub-path)
 
                  (sretrieve:mkdir configdat user target-dir sub-path msg)))

               (print "attempting to create link " link-name " in " target-dir)
               (sretrieve:ln configdat user target-dir targ-link link-name msg)))

      ((rm)
       (if (< (length args) 1)
	   (begin 
	     (print "ERROR: Missing arguments; " (string-intersperse args ", "))
	     (exit 1)))
       (let* ((targ-file (car args))
	      (msg         (or (args:get-arg "-m") "")))
	 (print "attempting to remove " targ-file " from " target-dir)
           (sretrieve:validate     target-dir targ-file)

	 (sretrieve:rm configdat user target-dir targ-file msg)))
      ((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  (sretrieve: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        (sretrieve:open-db configdat))
	     (versions  (sretrieve: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)))
      (else (print "Unrecognised command " action)))))
  
;; ease debugging by loading ~/.dashboardrc - REMOVE FROM PRODUCTION!
;; (let ((debugcontrolf (conc (get-environment-variable "HOME") "/.sretrieverc")))
;;   (if (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)
			(sretrieve:find exe-name (string-split (get-environment-variable "PATH") ":"))))
	 (configdat (sretrieve: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 sretrieve:help))
	((list-vars) ;; print out the ini file








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;;======================================================================

(define (sretrieve: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))
    ;; (debug:print 0 "running as " (current-effective-user-id))
    (proc)
    (if (not (eq? eid cid))
        (set! (current-effective-user-id) eid))))

(define (sretrieve:find name paths)
  (if (null? paths)
      #f
      (let loop ((hed (car paths))
		 (tal (cdr paths)))
	(if (file-exists? (conc hed "/" name))
	    hed
	    (if (null? tal)
		#f
		(loop (car tal)(cdr tal)))))))

(define (sretrieve:stderr-print . args)
  (with-output-to-port (current-error-port)
    (lambda ()
      (apply print args))))

;;======================================================================
;; MAIN
;;======================================================================

(define (sretrieve:load-config exe-dir exe-name)
  (let* ((fname   (conc exe-dir "/." exe-name ".config")))
    (ini:property-separator-patt " *  *")
    (ini:property-separator #\space)
    (if (file-exists? fname)
	;; (ini:read-ini fname)
	(read-config fname #f #t)
	(make-hash-table))))

;; package-type is "megatest", "builds", "kits" etc.
;;
(define (sretrieve:load-packages configdat exe-dir package-type)
  (push-directory exe-dir)
  (let* ((packages-metadir  (or (configf:lookup configdat "settings" "packages-metadir")
				".")) ;; exe-dir))
	 (conversion-script (configf:lookup configdat "settings" "conversion-script"))
	 (upstream-file     (configf:lookup configdat "settings" "upstream-file"))
	 (package-config    (conc packages-metadir "/" package-type ".config")))
    ;; this section here does a timestamp based rebuild of the
    ;;   <packages-metadir>/<package-type>.config file using
    ;;   <upstream-file> as an input
    (if (file-exists? upstream-file)
	(if (or (not (file-exists? package-config)) ;; if not created call the updater, otherwise call only if upstream newer
		(> (file-modification-time upstream-file)(file-modification-time package-config)))
	    (handle-exceptions
	     exn
	     (debug:print 0 "ERROR: failed to run script " conversion-script " with params " upstream-file " " package-config)
	     (let ((pid (process-run conversion-script (list upstream-file package-config))))
	       (process-wait pid)))
	    (debug:print 0 "Skipping update of " package-config " from " upstream-file))
	(debug:print 0 "Skipping update of " package-config " as " upstream-file " not found"))
    (ini:property-separator-patt " *  *")
    (ini:property-separator #\space)
    (let ((res (if (file-exists? package-config)
		   (begin
		     (debug:print 0 "Reading package config " package-config)
		     (read-config package-config #f #t))
		   (make-hash-table))))
      (pop-directory)
      res)))

(define (sretrieve:process-action configdat action . args)
  (let* ((base-dir      (configf:lookup configdat "settings" "base-dir"))
	 (user          (current-user-name))
	 (allowed-users (string-split
			 (or (configf:lookup configdat "settings" "allowed-users")
			     "")))
	 (default-area  (configf:lookup configdat "settings" "default-area"))) ;; otherwise known as the package
    (if (not base-dir)
	(begin
	  (debug:print 0 "[settings]\nbase-dir /some/path\n\n Is MISSING from the config file!")
	  (exit)))
    (if (null? allowed-users)
	(begin
	  (debug:print 0 "[setings]\nallowed-users user1 user2 ...\n\n Is MISSING from the config file!")
	  (exit)))
    (if (not (member user allowed-users))
	(begin
	  (debug:print 0 "User \"" (current-user-name) "\" does not have access. Exiting")
	  (exit 1)))
    (case (string->symbol action)
      ((get)
       (if (< (length args) 1)
	   (begin 
	     (debug:print 0 "ERROR: Missing arguments; " (string-intersperse args ", "))
	     (exit 1)))
       (let* ((remargs     (args:get-args args '("-m" "-i" "-package") '() args:arg-hash 0))

              (version     (car args))




	      (msg         (or (args:get-arg "-m") ""))


















	      (iteration   (args:get-arg "-i"))












	      (package-type (or (args:get-arg "-package")




				default-area))
	      (exe-dir     (configf:lookup configdat "exe-info" "exe-dir"))
	      (relconfig   (sretrieve:load-packages configdat exe-dir package-type)))












	 (debug:print 0 "retrieving " version " of " package-type " as tar data on stdout")



























	 (sretrieve:get configdat relconfig user package-type version iteration msg)))













      (else (debug:print 0 "Unrecognised command " action)))))
  
;; ease debugging by loading ~/.dashboardrc - REMOVE FROM PRODUCTION!
;; (let ((debugcontrolf (conc (get-environment-variable "HOME") "/.sretrieverc")))
;;   (if (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)
			(sretrieve:find exe-name (string-split (get-environment-variable "PATH") ":"))))
	 (configdat (sretrieve:load-config exe-dir exe-name)))
    ;; preserve the exe data in the config file
    (hash-table-set! configdat "exe-info" (list (list "exe-name" exe-name)
						(list "exe-dir"  exe-dir)))
    (cond
     ;; one-word commands
     ((eq? (length rema) 1)
      (case (string->symbol (car rema))
	((help -h -help --h --help)
	 (print sretrieve:help))
	((list-vars) ;; print out the ini file
︙︙
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					    (sql db "SELECT * FROM actions")))))
	(else
	 (print "ERROR: Unrecognised command. Try \"sretrieve help\""))))
     ;; multi-word commands
     ((null? rema)(print sretrieve:help))
     ((>= (length rema) 2)
      (apply sretrieve:process-action configdat (car rema)(cdr rema)))
     (else (print "ERROR: Unrecognised command. Try \"sretrieve help\"")))))

(main)








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					    (sql db "SELECT * FROM actions")))))
	(else
	 (print "ERROR: Unrecognised command. Try \"sretrieve help\""))))
     ;; multi-word commands
     ((null? rema)(print sretrieve:help))
     ((>= (length rema) 2)
      (apply sretrieve:process-action configdat (car rema)(cdr rema)))
     (else (debug:print 0 "ERROR: Unrecognised command. Try \"sretrieve help\"")))))

(main)

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