;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2010, 2011, 2012, 2013, 2014, 2015 Ludovic Courtès ;;; Copyright © 2012, 2013 Nikita Karetnikov ;;; ;;; This file is part of GNU Guix. ;;; ;;; GNU Guix 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. ;;; ;;; GNU Guix 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 GNU Guix. If not, see . (define-module (guix gnu-maintenance) #:use-module (web uri) #:use-module (web client) #:use-module (web response) #:use-module (ice-9 regex) #:use-module (ice-9 match) #:use-module (srfi srfi-1) #:use-module (srfi srfi-11) #:use-module (srfi srfi-26) #:use-module (system foreign) #:use-module (guix http-client) #:use-module (guix ftp-client) #:use-module (guix utils) #:use-module (guix records) #:use-module (guix upstream) #:use-module (guix packages) #:export (gnu-package-name gnu-package-mundane-name gnu-package-copyright-holder gnu-package-savannah gnu-package-fsd gnu-package-language gnu-package-logo gnu-package-doc-category gnu-package-doc-summary gnu-package-doc-description gnu-package-doc-urls gnu-package-download-url official-gnu-packages find-packages gnu-package? release-file? releases latest-release gnu-release-archive-types gnu-package-name->name+version %gnu-updater %gnome-updater)) ;;; Commentary: ;;; ;;; Code for dealing with the maintenance of GNU packages, such as ;;; auto-updates. ;;; ;;; Code: ;;; ;;; List of GNU packages. ;;; (define %gnumaint-base-url "http://cvs.savannah.gnu.org/viewvc/*checkout*/gnumaint/") (define %package-list-url (string->uri (string-append %gnumaint-base-url "gnupackages.txt?root=womb"))) (define %package-description-url ;; This file contains package descriptions in recutils format. ;; See . (string->uri (string-append %gnumaint-base-url "pkgblurbs.txt?root=womb"))) (define-record-type* gnu-package-descriptor make-gnu-package-descriptor gnu-package-descriptor? (name gnu-package-name) (mundane-name gnu-package-mundane-name) (copyright-holder gnu-package-copyright-holder) (savannah gnu-package-savannah) (fsd gnu-package-fsd) (language gnu-package-language) ; list of strings (logo gnu-package-logo) (doc-category gnu-package-doc-category) (doc-summary gnu-package-doc-summary) (doc-description gnu-package-doc-description) ; taken from 'pkgdescr.txt' (doc-urls gnu-package-doc-urls) ; list of strings (download-url gnu-package-download-url)) (define* (official-gnu-packages #:optional (fetch http-fetch/cached)) "Return a list of records, which are GNU packages. Use FETCH, to fetch the list of GNU packages over HTTP." (define (read-records port) ;; Return a list of alists. Each alist contains fields of a GNU ;; package. (let loop ((alist (recutils->alist port)) (result '())) (if (null? alist) (reverse result) (loop (recutils->alist port) (cons alist result))))) (define official-description (let ((db (read-records (fetch %package-description-url #:text? #t)))) (lambda (name) ;; Return the description found upstream for package NAME, or #f. (and=> (find (lambda (alist) (equal? name (assoc-ref alist "package"))) db) (lambda (record) (let ((field (assoc-ref record "blurb"))) ;; The upstream description file uses "redirect PACKAGE" as ;; a blurb in cases where the description of the two ;; packages should be considered the same (e.g., GTK+ has ;; "redirect gnome".) This is usually not acceptable for ;; us because we prefer to have distinct descriptions in ;; such cases. Thus, ignore the 'blurb' field when that ;; happens. (and field (not (string-prefix? "redirect " field)) field))))))) (map (lambda (alist) (let ((name (assoc-ref alist "package"))) (alist->record `(("description" . ,(official-description name)) ,@alist) make-gnu-package-descriptor (list "package" "mundane-name" "copyright-holder" "savannah" "fsd" "language" "logo" "doc-category" "doc-summary" "description" "doc-url" "download-url") '("doc-url" "language")))) (let* ((port (fetch %package-list-url #:text? #t)) (lst (read-records port))) (close-port port) lst))) (define (find-packages regexp) "Find GNU packages which satisfy REGEXP." (let ((name-rx (make-regexp regexp))) (filter (lambda (package) (false-if-exception (regexp-exec name-rx (gnu-package-name package)))) (official-gnu-packages)))) (define gnu-package? (memoize (let ((official-gnu-packages (memoize official-gnu-packages))) (lambda (package) "Return true if PACKAGE is a GNU package. This procedure may access the network to check in GNU's database." (define (mirror-type url) (let ((uri (string->uri url))) (and (eq? (uri-scheme uri) 'mirror) (cond ((member (uri-host uri) '("gnu" "gnupg" "gcc" "gnome")) ;; Definitely GNU. 'gnu) ((equal? (uri-host uri) "cran") ;; Possibly GNU: mirror://cran could be either GNU R itself ;; or a non-GNU package. #f) (else ;; Definitely non-GNU. 'non-gnu))))) (define (gnu-home-page? package) (and=> (package-home-page package) (lambda (url) (and=> (uri-host (string->uri url)) (lambda (host) (member host '("www.gnu.org" "gnu.org"))))))) (or (gnu-home-page? package) (let ((url (and=> (package-source package) origin-uri)) (name (package-name package))) (case (and (string? url) (mirror-type url)) ((gnu) #t) ((non-gnu) #f) (else (and (member name (map gnu-package-name (official-gnu-packages))) #t))))))))) ;;; ;;; Latest release. ;;; (define (ftp-server/directory project) "Return the FTP server and directory where PROJECT's tarball are stored." (define quirks '(("commoncpp2" "ftp.gnu.org" "/gnu/commoncpp") ("ucommon" "ftp.gnu.org" "/gnu/commoncpp") ("libzrtpcpp" "ftp.gnu.org" "/gnu/ccrtp") ("libosip2" "ftp.gnu.org" "/gnu/osip") ("libgcrypt" "ftp.gnupg.org" "/gcrypt/libgcrypt") ("libgpg-error" "ftp.gnupg.org" "/gcrypt/libgpg-error") ("libassuan" "ftp.gnupg.org" "/gcrypt/libassuan") ("gnupg" "ftp.gnupg.org" "/gcrypt/gnupg") ("freefont-ttf" "ftp.gnu.org" "/gnu/freefont") ("gnu-ghostscript" "ftp.gnu.org" "/gnu/ghostscript") ("mit-scheme" "ftp.gnu.org" "/gnu/mit-scheme/stable.pkg") ("icecat" "ftp.gnu.org" "/gnu/gnuzilla") ("source-highlight" "ftp.gnu.org" "/gnu/src-highlite") ("gnutls" "ftp.gnutls.org" "/gcrypt/gnutls") ;; FIXME: ftp.texmacs.org is currently outdated; texmacs.org refers to ;; its own http URL instead. ("TeXmacs" "ftp.texmacs.org" "/TeXmacs/targz"))) (match (assoc project quirks) ((_ server directory) (values server directory)) (_ (values "ftp.gnu.org" (string-append "/gnu/" project))))) (define (sans-extension tarball) "Return TARBALL without its .tar.* or .zip extension." (let ((end (or (string-contains tarball ".tar") (string-contains tarball ".zip")))) (substring tarball 0 end))) (define %tarball-rx ;; The .zip extensions is notably used for freefont-ttf. ;; The "-src" pattern is for "TeXmacs-1.0.7.9-src.tar.gz". ;; The "-gnu[0-9]" pattern is for "icecat-38.4.0-gnu1.tar.bz2". (make-regexp "^([^.]+)-([0-9]|[^-])+(-(src|gnu[0-9]))?\\.(tar\\.|zip$)")) (define %alpha-tarball-rx (make-regexp "^.*-.*[0-9](-|~)?(alpha|beta|rc|cvs|svn|git)-?[0-9\\.]*\\.tar\\.")) (define (release-file? project file) "Return #f if FILE is not a release tarball of PROJECT, otherwise return true." (and (not (string-suffix? ".sig" file)) (and=> (regexp-exec %tarball-rx file) (lambda (match) ;; Filter out unrelated files, like `guile-www-1.1.1'. ;; Case-insensitive for things like "TeXmacs" vs. "texmacs". (and=> (match:substring match 1) (lambda (name) (string-ci=? name project))))) (not (regexp-exec %alpha-tarball-rx file)) (let ((s (sans-extension file))) (regexp-exec %package-name-rx s)))) (define (tarball->version tarball) "Return the version TARBALL corresponds to. TARBALL is a file name like \"coreutils-8.23.tar.xz\"." (let-values (((name version) (gnu-package-name->name+version (sans-extension tarball)))) version)) (define (releases project) "Return the list of releases of PROJECT as a list of release name/directory pairs. Example: (\"mit-scheme-9.0.1\" . \"/gnu/mit-scheme/stable.pkg/9.0.1\"). " ;; TODO: Parse something like fencepost.gnu.org:/gd/gnuorg/packages-ftp. (let-values (((server directory) (ftp-server/directory project))) (define conn (ftp-open server)) (let loop ((directories (list directory)) (result '())) (match directories (() (ftp-close conn) (coalesce-sources result)) ((directory rest ...) (let* ((files (ftp-list conn directory)) (subdirs (filter-map (match-lambda ((name 'directory . _) name) (_ #f)) files))) (define (file->url file) (string-append "ftp://" server directory "/" file)) (define (file->source file) (let ((url (file->url file))) (upstream-source (package project) (version (tarball->version file)) (urls (list url)) (signature-urls (list (string-append url ".sig")))))) (loop (append (map (cut string-append directory "/" <>) subdirs) rest) (append ;; Filter out signatures, deltas, and files which ;; are potentially not releases of PROJECT--e.g., ;; in /gnu/guile, filter out guile-oops and ;; guile-www; in mit-scheme, filter out binaries. (filter-map (match-lambda ((file 'file . _) (and (release-file? project file) (file->source file))) (_ #f)) files) result)))))))) (define* (latest-ftp-release project #:key (server "ftp.gnu.org") (directory (string-append "/gnu/" project)) (keep-file? (const #t)) (file->signature (cut string-append <> ".sig")) (ftp-open ftp-open) (ftp-close ftp-close)) "Return an for the latest release of PROJECT on SERVER under DIRECTORY, or #f. Use FTP-OPEN and FTP-CLOSE to open (resp. close) FTP connections; this can be useful to reuse connections. KEEP-FILE? is a predicate to decide whether to consider a given file (source tarball) as a valid candidate based on its name. FILE->SIGNATURE must be a procedure; it is passed a source file URL and must return the corresponding signature URL, or #f it signatures are unavailable." (define (latest a b) (if (version>? a b) a b)) (define (latest-release a b) (if (version>? (upstream-source-version a) (upstream-source-version b)) a b)) (define contains-digit? (cut string-any char-set:digit <>)) (define patch-directory-name? ;; Return #t for patch directory names such as 'bash-4.2-patches'. (cut string-suffix? "patches" <>)) (define conn (ftp-open server)) (define (file->url directory file) (string-append "ftp://" server directory "/" file)) (define (file->source directory file) (let ((url (file->url directory file))) (upstream-source (package project) (version (tarball->version file)) (urls (list url)) (signature-urls (match (file->signature url) (#f #f) (sig (list sig))))))) (let loop ((directory directory) (result #f)) (let* ((entries (ftp-list conn directory)) ;; Filter out sub-directories that do not contain digits---e.g., ;; /gnuzilla/lang and /gnupg/patches. Filter out "w32" ;; directories as found on ftp.gnutls.org. (subdirs (filter-map (match-lambda (((? patch-directory-name? dir) 'directory . _) #f) (("w32" 'directory . _) #f) (((? contains-digit? dir) 'directory . _) dir) (_ #f)) entries)) ;; Whether or not SUBDIRS is empty, compute the latest releases ;; for the current directory. This is necessary for packages ;; such as 'sharutils' that have a sub-directory that contains ;; only an older release. (releases (filter-map (match-lambda ((file 'file . _) (and (release-file? project file) (keep-file? file) (file->source directory file))) (_ #f)) entries))) ;; Assume that SUBDIRS correspond to versions, and jump into the ;; one with the highest version number. (let* ((release (reduce latest-release #f (coalesce-sources releases))) (result (if (and result release) (latest-release release result) (or release result))) (target (reduce latest #f subdirs))) (if target (loop (string-append directory "/" target) result) (begin (ftp-close conn) result)))))) (define (latest-release package . rest) "Return the for the latest version of PACKAGE or #f. PACKAGE is the name of a GNU package. This procedure automatically uses the right FTP server and directory for PACKAGE." (let-values (((server directory) (ftp-server/directory package))) (apply latest-ftp-release package #:server server #:directory directory rest))) (define-syntax-rule (false-if-ftp-error exp) "Return #f if an FTP error is raise while evaluating EXP; return the result of EXP otherwise." (catch 'ftp-error (lambda () exp) (lambda (key port . rest) (if (ftp-connection? port) (ftp-close port) (close-port port)) #f))) (define (latest-release* package) "Like 'latest-release', but ignore FTP errors that might occur when PACKAGE is not actually a GNU package, or not hosted on ftp.gnu.org, or not under that name (this is the case for \"emacs-auctex\", for instance.)" (false-if-ftp-error (latest-release package))) (define %package-name-rx ;; Regexp for a package name, e.g., "foo-X.Y". Since TeXmacs uses ;; "TeXmacs-X.Y-src", the `-src' suffix is allowed. (make-regexp "^(.*)-(([0-9]|\\.)+)(-src)?")) (define (gnu-package-name->name+version name+version) "Return the package name and version number extracted from NAME+VERSION." (let ((match (regexp-exec %package-name-rx name+version))) (if (not match) (values name+version #f) (values (match:substring match 1) (match:substring match 2))))) (define (pure-gnu-package? package) "Return true if PACKAGE is a non-Emacs and non-GNOME GNU package. This excludes AucTeX, for instance, whose releases are now uploaded to elpa.gnu.org, and all the GNOME packages." (and (not (string-prefix? "emacs-" (package-name package))) (not (gnome-package? package)) (gnu-package? package))) (define (gnome-package? package) "Return true if PACKAGE is a GNOME package, hosted on gnome.org." (define gnome-uri? (match-lambda ((? string? uri) (string-prefix? "mirror://gnome/" uri)) (_ #f))) (match (package-source package) ((? origin? origin) (match (origin-uri origin) ((? gnome-uri?) #t) (_ #f))) (_ #f))) (define (latest-gnome-release package) "Return the latest release of PACKAGE, the name of a GNOME package." (define %not-dot (char-set-complement (char-set #\.))) (define (even-minor-version? version) (match (string-tokenize (version-major+minor version) %not-dot) (((= string->number major) (= string->number minor)) (even? minor)) (_ #t))) ;cross fingers (define (even-numbered-tarball? file) (let-values (((name version) (gnu-package-name->name+version file))) (and version (even-minor-version? version)))) (false-if-ftp-error (latest-ftp-release package #:server "ftp.gnome.org" #:directory (string-append "/pub/gnome/sources/" (match package ("gconf" "GConf") (x x))) ;; explains ;; that odd minor version numbers represent development ;; releases, which we are usually not interested in. #:keep-file? even-numbered-tarball? ;; ftp.gnome.org provides no signatures, only ;; checksums. #:file->signature (const #f)))) (define %gnu-updater (upstream-updater (name 'gnu) (description "Updater for GNU packages") (pred pure-gnu-package?) (latest latest-release*))) (define %gnome-updater (upstream-updater (name 'gnome) (description "Updater for GNOME packages") (pred gnome-package?) (latest latest-gnome-release))) ;;; gnu-maintenance.scm ends here