1 ;;; GNU Guix --- Functional package management for GNU
2 ;;; Copyright © 2010, 2011, 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
3 ;;; Copyright © 2012, 2013 Nikita Karetnikov <nikita@karetnikov.org>
5 ;;; This file is part of GNU Guix.
7 ;;; GNU Guix is free software; you can redistribute it and/or modify it
8 ;;; under the terms of the GNU General Public License as published by
9 ;;; the Free Software Foundation; either version 3 of the License, or (at
10 ;;; your option) any later version.
12 ;;; GNU Guix is distributed in the hope that it will be useful, but
13 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
14 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 ;;; GNU General Public License for more details.
17 ;;; You should have received a copy of the GNU General Public License
18 ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
20 (define-module (guix gnu-maintenance)
21 #:use-module (web uri)
22 #:use-module (web client)
23 #:use-module (web response)
24 #:use-module (ice-9 regex)
25 #:use-module (ice-9 match)
26 #:use-module (srfi srfi-1)
27 #:use-module (srfi srfi-11)
28 #:use-module (srfi srfi-26)
29 #:use-module (system foreign)
30 #:use-module (guix http-client)
31 #:use-module (guix ftp-client)
32 #:use-module (guix ui)
33 #:use-module (guix utils)
34 #:use-module (guix records)
35 #:use-module (guix packages)
36 #:use-module ((guix download) #:select (download-to-store))
37 #:use-module (guix gnupg)
38 #:use-module (rnrs io ports)
39 #:use-module (guix base32)
40 #:use-module ((guix build utils)
41 #:select (substitute))
42 #:export (gnu-package-name
43 gnu-package-mundane-name
44 gnu-package-copyright-holder
49 gnu-package-doc-category
50 gnu-package-doc-summary
51 gnu-package-doc-description
53 gnu-package-download-url
67 gnu-release-archive-types
68 gnu-package-name->name+version
73 update-package-source))
77 ;;; Code for dealing with the maintenance of GNU packages, such as
84 ;;; List of GNU packages.
87 (define %gnumaint-base-url
88 "http://cvs.savannah.gnu.org/viewvc/*checkout*/gnumaint/")
90 (define %package-list-url
92 (string-append %gnumaint-base-url "gnupackages.txt?root=womb")))
94 (define %package-description-url
95 ;; This file contains package descriptions in recutils format.
96 ;; See <https://lists.gnu.org/archive/html/guix-devel/2013-10/msg00071.html>.
98 (string-append %gnumaint-base-url "pkgblurbs.txt?root=womb")))
100 (define-record-type* <gnu-package-descriptor>
101 gnu-package-descriptor
102 make-gnu-package-descriptor
104 gnu-package-descriptor?
106 (name gnu-package-name)
107 (mundane-name gnu-package-mundane-name)
108 (copyright-holder gnu-package-copyright-holder)
109 (savannah gnu-package-savannah)
110 (fsd gnu-package-fsd)
111 (language gnu-package-language) ; list of strings
112 (logo gnu-package-logo)
113 (doc-category gnu-package-doc-category)
114 (doc-summary gnu-package-doc-summary)
115 (doc-description gnu-package-doc-description) ; taken from 'pkgdescr.txt'
116 (doc-urls gnu-package-doc-urls) ; list of strings
117 (download-url gnu-package-download-url))
119 (define* (official-gnu-packages
120 #:optional (fetch http-fetch/cached))
121 "Return a list of records, which are GNU packages. Use FETCH,
122 to fetch the list of GNU packages over HTTP."
123 (define (read-records port)
124 ;; Return a list of alists. Each alist contains fields of a GNU
126 (let loop ((alist (recutils->alist port))
130 (loop (recutils->alist port)
131 (cons alist result)))))
133 (define official-description
134 (let ((db (read-records (fetch %package-description-url #:text? #t))))
136 ;; Return the description found upstream for package NAME, or #f.
137 (and=> (find (lambda (alist)
138 (equal? name (assoc-ref alist "package")))
141 (let ((field (assoc-ref record "blurb")))
142 ;; The upstream description file uses "redirect PACKAGE" as
143 ;; a blurb in cases where the description of the two
144 ;; packages should be considered the same (e.g., GTK+ has
145 ;; "redirect gnome".) This is usually not acceptable for
146 ;; us because we prefer to have distinct descriptions in
147 ;; such cases. Thus, ignore the 'blurb' field when that
150 (not (string-prefix? "redirect " field))
154 (let ((name (assoc-ref alist "package")))
155 (alist->record `(("description" . ,(official-description name))
157 make-gnu-package-descriptor
158 (list "package" "mundane-name" "copyright-holder"
159 "savannah" "fsd" "language" "logo"
160 "doc-category" "doc-summary" "description"
163 '("doc-url" "language"))))
164 (let* ((port (fetch %package-list-url #:text? #t))
165 (lst (read-records port)))
169 (define (find-packages regexp)
170 "Find GNU packages which satisfy REGEXP."
171 (let ((name-rx (make-regexp regexp)))
172 (filter (lambda (package)
174 (regexp-exec name-rx (gnu-package-name package))))
175 (official-gnu-packages))))
179 (let ((official-gnu-packages (memoize official-gnu-packages)))
181 "Return true if PACKAGE is a GNU package. This procedure may access the
182 network to check in GNU's database."
183 (define (mirror-type url)
184 (let ((uri (string->uri url)))
185 (and (eq? (uri-scheme uri) 'mirror)
187 ((member (uri-host uri)
188 '("gnu" "gnupg" "gcc" "gnome"))
191 ((equal? (uri-host uri) "cran")
192 ;; Possibly GNU: mirror://cran could be either GNU R itself
193 ;; or a non-GNU package.
196 ;; Definitely non-GNU.
199 (define (gnu-home-page? package)
200 (and=> (package-home-page package)
202 (and=> (uri-host (string->uri url))
204 (member host '("www.gnu.org" "gnu.org")))))))
206 (or (gnu-home-page? package)
207 (let ((url (and=> (package-source package) origin-uri))
208 (name (package-name package)))
209 (case (and (string? url) (mirror-type url))
213 (and (member name (map gnu-package-name (official-gnu-packages)))
221 (define-record-type* <gnu-release> gnu-release make-gnu-release
223 (package gnu-release-package)
224 (version gnu-release-version)
225 (directory gnu-release-directory)
226 (files gnu-release-files))
228 (define (ftp-server/directory project)
229 "Return the FTP server and directory where PROJECT's tarball are
232 '(("commoncpp2" "ftp.gnu.org" "/gnu/commoncpp")
233 ("ucommon" "ftp.gnu.org" "/gnu/commoncpp")
234 ("libzrtpcpp" "ftp.gnu.org" "/gnu/ccrtp")
235 ("libosip2" "ftp.gnu.org" "/gnu/osip")
236 ("libgcrypt" "ftp.gnupg.org" "/gcrypt/libgcrypt")
237 ("libgpg-error" "ftp.gnupg.org" "/gcrypt/libgpg-error")
238 ("libassuan" "ftp.gnupg.org" "/gcrypt/libassuan")
239 ("gnupg" "ftp.gnupg.org" "/gcrypt/gnupg")
240 ("freefont-ttf" "ftp.gnu.org" "/gnu/freefont")
241 ("gnu-ghostscript" "ftp.gnu.org" "/gnu/ghostscript")
242 ("mit-scheme" "ftp.gnu.org" "/gnu/mit-scheme/stable.pkg")
243 ("icecat" "ftp.gnu.org" "/gnu/gnuzilla")
244 ("source-highlight" "ftp.gnu.org" "/gnu/src-highlite")
245 ("glib" "ftp.gnome.org" "/pub/gnome/sources/glib")
246 ("gnutls" "ftp.gnutls.org" "/gcrypt/gnutls")
247 ("TeXmacs" "ftp.texmacs.org" "/TeXmacs/targz")))
249 (match (assoc project quirks)
250 ((_ server directory)
251 (values server directory))
253 (values "ftp.gnu.org" (string-append "/gnu/" project)))))
255 (define (sans-extension tarball)
256 "Return TARBALL without its .tar.* or .zip extension."
257 (let ((end (or (string-contains tarball ".tar")
258 (string-contains tarball ".zip"))))
259 (substring tarball 0 end)))
262 ;; Note: .zip files are notably used for freefont-ttf.
263 (make-regexp "^(.+)-([0-9]|[^-])*(-src)?\\.(tar\\.|zip$)"))
265 (define %alpha-tarball-rx
266 (make-regexp "^.*-.*[0-9](-|~)?(alpha|beta|rc|cvs|svn|git)-?[0-9\\.]*\\.tar\\."))
268 (define (release-file? project file)
269 "Return #f if FILE is not a release tarball of PROJECT, otherwise return
271 (and (not (string-suffix? ".sig" file))
272 (and=> (regexp-exec %tarball-rx file)
274 ;; Filter out unrelated files, like `guile-www-1.1.1'.
275 (equal? project (match:substring match 1))))
276 (not (regexp-exec %alpha-tarball-rx file))
277 (let ((s (sans-extension file)))
278 (regexp-exec %package-name-rx s))))
280 (define (tarball->version tarball)
281 "Return the version TARBALL corresponds to. TARBALL is a file name like
282 \"coreutils-8.23.tar.xz\"."
283 (let-values (((name version)
284 (gnu-package-name->name+version (sans-extension tarball))))
287 (define (coalesce-releases releases)
288 "Coalesce the elements of RELEASES that correspond to the same version."
289 (define (same-version? r1 r2)
290 (string=? (gnu-release-version r1) (gnu-release-version r2)))
292 (define (release>? r1 r2)
293 (version>? (gnu-release-version r1) (gnu-release-version r2)))
295 (fold (lambda (release result)
298 (if (same-version? release head)
301 (files (append (gnu-release-files release)
302 (gnu-release-files head))))
304 (cons release result)))
308 (sort releases release>?)))
310 (define (releases project)
311 "Return the list of releases of PROJECT as a list of release name/directory
312 pairs. Example: (\"mit-scheme-9.0.1\" . \"/gnu/mit-scheme/stable.pkg/9.0.1\"). "
313 ;; TODO: Parse something like fencepost.gnu.org:/gd/gnuorg/packages-ftp.
314 (let-values (((server directory) (ftp-server/directory project)))
315 (define conn (ftp-open server))
317 (let loop ((directories (list directory))
322 (coalesce-releases result))
323 ((directory rest ...)
324 (let* ((files (ftp-list conn directory))
325 (subdirs (filter-map (match-lambda
326 ((name 'directory . _) name)
329 (loop (append (map (cut string-append directory "/" <>)
333 ;; Filter out signatures, deltas, and files which
334 ;; are potentially not releases of PROJECT--e.g.,
335 ;; in /gnu/guile, filter out guile-oops and
336 ;; guile-www; in mit-scheme, filter out binaries.
337 (filter-map (match-lambda
339 (if (release-file? project file)
342 (version (tarball->version file))
343 (directory directory)
350 (define* (latest-release project
351 #:key (ftp-open ftp-open) (ftp-close ftp-close))
352 "Return (\"FOO-X.Y\" . \"/bar/foo\") or #f. Use FTP-OPEN and FTP-CLOSE to
353 open (resp. close) FTP connections; this can be useful to reuse connections."
355 (if (version>? a b) a b))
357 (define (latest-release a b)
358 (if (version>? (gnu-release-version a) (gnu-release-version b))
361 (define contains-digit?
362 (cut string-any char-set:digit <>))
364 (define patch-directory-name?
365 ;; Return #t for patch directory names such as 'bash-4.2-patches'.
366 (cut string-suffix? "patches" <>))
368 (let-values (((server directory) (ftp-server/directory project)))
369 (define conn (ftp-open server))
371 (let loop ((directory directory)
373 (let* ((entries (ftp-list conn directory))
375 ;; Filter out sub-directories that do not contain digits---e.g.,
376 ;; /gnuzilla/lang and /gnupg/patches.
377 (subdirs (filter-map (match-lambda
378 (((? patch-directory-name? dir)
381 (((? contains-digit? dir) 'directory . _)
386 ;; Whether or not SUBDIRS is empty, compute the latest releases
387 ;; for the current directory. This is necessary for packages
388 ;; such as 'sharutils' that have a sub-directory that contains
389 ;; only an older release.
390 (releases (filter-map (match-lambda
392 (and (release-file? project file)
396 (tarball->version file))
397 (directory directory)
398 (files (list file)))))
402 ;; Assume that SUBDIRS correspond to versions, and jump into the
403 ;; one with the highest version number.
404 (let* ((release (reduce latest-release #f
405 (coalesce-releases releases)))
406 (result (if (and result release)
407 (latest-release release result)
408 (or release result)))
409 (target (reduce latest #f subdirs)))
411 (loop (string-append directory "/" target)
417 (define (gnu-release-archive-types release)
418 "Return the available types of archives for RELEASE---a list of strings such
419 as \"gz\" or \"xz\"."
420 (map file-extension (gnu-release-files release)))
422 (define %package-name-rx
423 ;; Regexp for a package name, e.g., "foo-X.Y". Since TeXmacs uses
424 ;; "TeXmacs-X.Y-src", the `-src' suffix is allowed.
425 (make-regexp "^(.*)-(([0-9]|\\.)+)(-src)?"))
427 (define (gnu-package-name->name+version name+version)
428 "Return the package name and version number extracted from NAME+VERSION."
429 (let ((match (regexp-exec %package-name-rx name+version)))
431 (values name+version #f)
432 (values (match:substring match 1) (match:substring match 2)))))
439 (define (package-update-path package)
440 "Return an update path for PACKAGE, or #f if no update is needed."
441 (and (gnu-package? package)
442 (match (latest-release (package-name package))
443 (($ <gnu-release> name version directory)
444 (and (version>? version (package-version package))
445 `(,version . ,directory)))
448 (define* (download-tarball store project directory version
449 #:key (archive-type "gz")
450 (key-download 'interactive))
451 "Download PROJECT's tarball over FTP and check its OpenPGP signature. On
452 success, return the tarball file name. KEY-DOWNLOAD specifies a download
453 policy for missing OpenPGP keys; allowed values: 'interactive' (default),
454 'always', and 'never'."
455 (let* ((server (ftp-server/directory project))
456 (base (string-append project "-" version ".tar." archive-type))
457 (url (string-append "ftp://" server "/" directory "/" base))
458 (sig-url (string-append url ".sig"))
459 (tarball (download-to-store store url))
460 (sig (download-to-store store sig-url)))
461 (let ((ret (gnupg-verify* sig tarball #:key-download key-download)))
465 (warning (_ "signature verification failed for `~a'~%")
467 (warning (_ "(could be because the public key is not in your keyring)~%"))
470 (define* (package-update store package #:key (key-download 'interactive))
471 "Return the new version and the file name of the new version tarball for
472 PACKAGE, or #f and #f when PACKAGE is up-to-date. KEY-DOWNLOAD specifies a
473 download policy for missing OpenPGP keys; allowed values: 'always', 'never',
474 and 'interactive' (default)."
475 (match (package-update-path package)
476 ((version . directory)
478 (package-name package))
480 (let ((source (package-source package)))
481 (or (and (origin? source)
482 (file-extension (origin-uri source)))
484 (let ((tarball (download-tarball store name directory version
485 #:archive-type archive-type
486 #:key-download key-download)))
487 (values version tarball))))
491 (define (update-package-source package version hash)
492 "Modify the source file that defines PACKAGE to refer to VERSION,
493 whose tarball has SHA256 HASH (a bytevector). Return the new version string
494 if an update was made, and #f otherwise."
495 (define (new-line line matches replacement)
496 ;; Iterate over MATCHES and return the modified line based on LINE.
497 ;; Replace each match with REPLACEMENT.
498 (let loop ((m* matches) ; matches
503 (let ((r (cons (substring line o) r)))
504 (string-concatenate-reverse r)))
509 (substring line o (match:start m))
512 (define (update-source file old-version version
514 ;; Update source file FILE, replacing occurrences OLD-VERSION by VERSION
515 ;; and occurrences of OLD-HASH by HASH (base32 representation thereof).
517 ;; TODO: Currently this is a bit of a sledgehammer: if VERSION occurs in
518 ;; different unrelated places, we may modify it more than needed, for
519 ;; instance. We should try to make changes only within the sexp that
520 ;; corresponds to the definition of PACKAGE.
521 (let ((old-hash (bytevector->nix-base32-string old-hash))
522 (hash (bytevector->nix-base32-string hash)))
524 `((,(regexp-quote old-version)
525 . ,(cut new-line <> <> version))
526 (,(regexp-quote old-hash)
527 . ,(cut new-line <> <> hash))))
530 (let ((name (package-name package))
531 (loc (package-field-location package 'version)))
533 (let ((old-version (package-version package))
534 (old-hash (origin-sha256 (package-source package)))
535 (file (and=> (location-file loc)
536 (cut search-path %load-path <>))))
542 (warning (_ "~a: could not locate source file")
546 (format (current-error-port)
547 (_ "~a: ~a: no `version' field in source; skipping~%")
548 (location->string (package-location package))
551 ;;; gnu-maintenance.scm ends here