Mirror of GNU Guix
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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2014 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2015 Alex Kost <alezost@gmail.com>
;;; Copyright © 2016 Ben Woodcroft <donttrustben@gmail.com>
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2018 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2019 Ricardo Wurmus <rekado@elephly.net>
;;;
;;; 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 <http://www.gnu.org/licenses/>.
(define-module (guix scripts refresh)
#:use-module (guix ui)
#:use-module (gcrypt hash)
#:use-module (guix scripts)
#:use-module (guix store)
#:use-module (guix utils)
#:use-module (guix packages)
#:use-module (guix profiles)
#:use-module (guix upstream)
#:use-module (guix graph)
#:use-module (guix scripts graph)
#:use-module (guix monads)
#:use-module (guix gnupg)
#:use-module (gnu packages)
#:use-module ((gnu packages commencement) #:select (%final-inputs))
#:use-module (ice-9 match)
#:use-module (ice-9 regex)
#:use-module (ice-9 vlist)
#:use-module (ice-9 format)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-37)
#:use-module (ice-9 binary-ports)
#:export (guix-refresh))
;;;
;;; Command-line options.
;;;
(define %default-options
;; Alist of default option values.
'())
(define %options
;; Specification of the command-line options.
(list (option '(#\u "update") #f #f
(lambda (opt name arg result)
(alist-cons 'update? #t result)))
(option '(#\s "select") #t #f
(lambda (opt name arg result)
(match arg
((or "core" "non-core")
(alist-cons 'select (string->symbol arg)
result))
(x
(leave (G_ "~a: invalid selection; expected `core' or `non-core'~%")
arg)))))
(option '(#\t "type") #t #f
(lambda (opt name arg result)
(let* ((not-comma (char-set-complement (char-set #\,)))
(names (map string->symbol
(string-tokenize arg not-comma))))
(alist-cons 'updaters names result))))
(option '(#\L "list-updaters") #f #f
(lambda args
(list-updaters-and-exit)))
(option '(#\m "manifest") #t #f
(lambda (opt name arg result)
(alist-cons 'manifest arg result)))
(option '(#\e "expression") #t #f
(lambda (opt name arg result)
(alist-cons 'expression arg result)))
(option '(#\l "list-dependent") #f #f
(lambda (opt name arg result)
(alist-cons 'list-dependent? #t result)))
(option '(#\r "recursive") #f #f
(lambda (opt name arg result)
(alist-cons 'recursive? #t result)))
(option '("list-transitive") #f #f
(lambda (opt name arg result)
(alist-cons 'list-transitive? #t result)))
(option '("keyring") #t #f
(lambda (opt name arg result)
(alist-cons 'keyring arg result)))
(option '("key-server") #t #f
(lambda (opt name arg result)
(alist-cons 'key-server arg result)))
(option '("gpg") #t #f
(lambda (opt name arg result)
(alist-cons 'gpg-command arg result)))
(option '("key-download") #t #f
(lambda (opt name arg result)
(match arg
((or "interactive" "always" "never")
(alist-cons 'key-download (string->symbol arg)
result))
(x
(leave (G_ "unsupported policy: ~a~%")
arg)))))
(option '(#\h "help") #f #f
(lambda args
(show-help)
(exit 0)))
(option '(#\V "version") #f #f
(lambda args
(show-version-and-exit "guix refresh")))))
(define (show-help)
(display (G_ "Usage: guix refresh [OPTION]... [PACKAGE]...
Update package definitions to match the latest upstream version.
When PACKAGE... is given, update only the specified packages. Otherwise
update all the packages of the distribution, or the subset thereof
specified with `--select'.\n"))
(display (G_ "
-e, --expression=EXPR consider the package EXPR evaluates to"))
(display (G_ "
-u, --update update source files in place"))
(display (G_ "
-s, --select=SUBSET select all the packages in SUBSET, one of
`core' or `non-core'"))
(display (G_ "
-m, --manifest=FILE select all the packages from the manifest in FILE"))
(display (G_ "
-t, --type=UPDATER,... restrict to updates from the specified updaters
(e.g., 'gnu')"))
(display (G_ "
-L, --list-updaters list available updaters and exit"))
(display (G_ "
-l, --list-dependent list top-level dependent packages that would need to
be rebuilt as a result of upgrading PACKAGE..."))
(display (G_ "
-r, --recursive check the PACKAGE and its inputs for upgrades"))
(display (G_ "
--list-transitive list all the packages that PACKAGE depends on"))
(newline)
(display (G_ "
--keyring=FILE use FILE as the keyring of upstream OpenPGP keys"))
(display (G_ "
--key-server=HOST use HOST as the OpenPGP key server"))
(display (G_ "
--gpg=COMMAND use COMMAND as the GnuPG 2.x command"))
(display (G_ "
--key-download=POLICY
handle missing OpenPGP keys according to POLICY:
'always', 'never', and 'interactive', which is also
used when 'key-download' is not specified"))
(newline)
(display (G_ "
-h, --help display this help and exit"))
(display (G_ "
-V, --version display version information and exit"))
(newline)
(show-bug-report-information))
(define (options->packages opts)
"Return the list of packages requested by OPTS, honoring options like
'--recursive'."
(define core-package?
(let* ((input->package (match-lambda
((name (? package? package) _ ...) package)
(_ #f)))
(final-inputs (map input->package %final-inputs))
(core (append final-inputs
(append-map (compose (cut filter-map input->package <>)
package-transitive-inputs)
final-inputs)))
(names (delete-duplicates (map package-name core))))
(lambda (package)
"Return true if PACKAGE is likely a \"core package\"---i.e., one whose
update would trigger a complete rebuild."
;; Compare by name because packages in base.scm basically inherit
;; other packages. So, even if those packages are not core packages
;; themselves, updating them would also update those who inherit from
;; them.
;; XXX: Fails to catch MPFR/MPC, whose *source* is used as input.
(member (package-name package) names))))
(define (keep-newest package lst)
;; If a newer version of PACKAGE is already in LST, return LST; otherwise
;; return LST minus the other version of PACKAGE in it, plus PACKAGE.
(let ((name (package-name package)))
(match (find (lambda (p)
(string=? (package-name p) name))
lst)
((? package? other)
(if (version>? (package-version other) (package-version package))
lst
(cons package (delq other lst))))
(_
(cons package lst)))))
(define args-packages
;; Packages explicitly passed as command-line arguments.
(match (filter-map (match-lambda
(('argument . spec)
;; Take either the specified version or the
;; latest one.
(specification->package spec))
(('expression . exp)
(read/eval-package-expression exp))
(_ #f))
opts)
(() ;default to all packages
(let ((select? (match (assoc-ref opts 'select)
('core core-package?)
('non-core (negate core-package?))
(_ (const #t)))))
(fold-packages (lambda (package result)
(if (select? package)
(keep-newest package result)
result))
'())))
(some ;user-specified packages
some)))
(define packages
(match (assoc-ref opts 'manifest)
(#f args-packages)
((? string? file) (packages-from-manifest file))))
(if (assoc-ref opts 'recursive?)
(mlet %store-monad ((edges (node-edges %bag-node-type
(all-packages))))
(return (node-transitive-edges packages edges)))
(with-monad %store-monad
(return packages))))
;;;
;;; Updates.
;;;
(define (lookup-updater-by-name name)
"Return the updater called NAME."
(or (find (lambda (updater)
(eq? name (upstream-updater-name updater)))
(force %updaters))
(leave (G_ "~a: no such updater~%") name)))
(define (list-updaters-and-exit)
"Display available updaters and exit."
(format #t (G_ "Available updaters:~%"))
(newline)
(let* ((packages (fold-packages cons '()))
(total (length packages)))
(define uncovered
(fold (lambda (updater uncovered)
(let ((matches (filter (upstream-updater-predicate updater)
packages)))
;; TRANSLATORS: The parenthetical expression here is rendered
;; like "(42% coverage)" and denotes the fraction of packages
;; covered by the given updater.
(format #t (G_ " - ~a: ~a (~2,1f% coverage)~%")
(upstream-updater-name updater)
(G_ (upstream-updater-description updater))
(* 100. (/ (length matches) total)))
(lset-difference eq? uncovered matches)))
packages
(force %updaters)))
(newline)
(format #t (G_ "~2,1f% of the packages are covered by these updaters.~%")
(* 100. (/ (- total (length uncovered)) total))))
(exit 0))
(define (warn-no-updater package)
(format (current-error-port)
(G_ "~a: warning: no updater for ~a~%")
(location->string (package-location package))
(package-name package)))
(define* (update-package store package updaters
#:key (key-download 'interactive) warn?)
"Update the source file that defines PACKAGE with the new version.
KEY-DOWNLOAD specifies a download policy for missing OpenPGP keys; allowed
values: 'interactive' (default), 'always', and 'never'. When WARN? is true,
warn about packages that have no matching updater."
(if (lookup-updater package updaters)
(let-values (((version tarball changes)
(package-update store package updaters
#:key-download key-download))
((loc)
(or (package-field-location package 'version)
(package-location package))))
(when version
(if (and=> tarball file-exists?)
(begin
(format (current-error-port)
(G_ "~a: ~a: updating from version ~a to version ~a...~%")
(location->string loc)
(package-name package)
(package-version package) version)
(for-each
(lambda (change)
(format (current-error-port)
(match (list (upstream-input-change-action change)
(upstream-input-change-type change))
(('add 'regular)
(G_ "~a: consider adding this input: ~a~%"))
(('add 'native)
(G_ "~a: consider adding this native input: ~a~%"))
(('add 'propagated)
(G_ "~a: consider adding this propagated input: ~a~%"))
(('remove 'regular)
(G_ "~a: consider removing this input: ~a~%"))
(('remove 'native)
(G_ "~a: consider removing this native input: ~a~%"))
(('remove 'propagated)
(G_ "~a: consider removing this propagated input: ~a~%")))
(package-name package)
(upstream-input-change-name change)))
(changes))
(let ((hash (call-with-input-file tarball
port-sha256)))
(update-package-source package version hash)))
(warning (G_ "~a: version ~a could not be \
downloaded and authenticated; not updating~%")
(package-name package) version))))
(when warn?
(warn-no-updater package))))
(define* (check-for-package-update package updaters #:key warn?)
"Check whether an update is available for PACKAGE and print a message. When
WARN? is true and no updater exists for PACKAGE, print a warning."
(match (package-latest-release package updaters)
((? upstream-source? source)
(let ((loc (or (package-field-location package 'version)
(package-location package))))
(case (version-compare (upstream-source-version source)
(package-version package))
((>)
(format (current-error-port)
(G_ "~a: ~a would be upgraded from ~a to ~a~%")
(location->string loc)
(package-name package) (package-version package)
(upstream-source-version source)))
((=)
(when warn?
(format (current-error-port)
(G_ "~a: info: ~a is already the latest version of ~a~%")
(location->string loc)
(package-version package)
(package-name package))))
(else
(when warn?
(format (current-error-port)
(G_ "~a: warning: ~a is greater than \
the latest known version of ~a (~a)~%")
(location->string loc)
(package-version package)
(package-name package)
(upstream-source-version source)))))))
(#f
(when warn?
(warn-no-updater package)))))
;;;
;;; Dependents.
;;;
(define (all-packages)
"Return the list of all the distro's packages."
(fold-packages (lambda (package result)
;; Ignore deprecated packages.
(if (package-superseded package)
result
(cons package result)))
'()
#:select? (const #t))) ;include hidden packages
(define (list-dependents packages)
"List all the things that would need to be rebuilt if PACKAGES are changed."
;; Using %BAG-NODE-TYPE is more accurate than using %PACKAGE-NODE-TYPE
;; because it includes implicit dependencies.
(define (full-name package)
(string-append (package-name package) "@"
(package-version package)))
(mlet %store-monad ((edges (node-back-edges %bag-node-type
(all-packages))))
(let* ((dependents (node-transitive-edges packages edges))
(covering (filter (lambda (node)
(null? (edges node)))
dependents)))
(match dependents
(()
(format (current-output-port)
(N_ "No dependents other than itself: ~{~a~}~%"
"No dependents other than themselves: ~{~a~^ ~}~%"
(length packages))
(map full-name packages)))
((x)
(format (current-output-port)
(G_ "A single dependent package: ~a~%")
(full-name x)))
(lst
(format (current-output-port)
(N_ "Building the following ~*package would ensure ~d \
dependent packages are rebuilt: ~{~a~^ ~}~%"
"Building the following ~d packages would ensure ~d \
dependent packages are rebuilt: ~{~a~^ ~}~%"
(length covering))
(length covering) (length dependents)
(map full-name covering))))
(return #t))))
(define (list-transitive packages)
"List all the packages that would cause PACKAGES to be rebuilt if they are changed."
;; Using %BAG-NODE-TYPE is more accurate than using %PACKAGE-NODE-TYPE
;; because it includes implicit dependencies.
(define (full-name package)
(string-append (package-name package) "@"
(package-version package)))
(mlet %store-monad ((edges (node-edges %bag-node-type
;; Here we don't want the -boot0 packages.
(fold-packages cons '()))))
(let ((dependent (node-transitive-edges packages edges)))
(match packages
((x)
(format (current-output-port)
(G_ "~a depends on the following ~d packages: ~{~a~^ ~}~%.")
(full-name x) (length dependent) (map full-name dependent)))
(lst
(format (current-output-port)
(G_ "The following ~d packages \
all are dependent packages: ~{~a~^ ~}~%")
(length dependent) (map full-name dependent))))
(return #t))))
;;;
;;; Manifest.
;;;
(define (manifest->packages manifest)
"Return the list of packages in MANIFEST."
(filter-map (lambda (entry)
(let ((item (manifest-entry-item entry)))
(if (package? item) item #f)))
(manifest-entries manifest)))
(define (packages-from-manifest manifest)
"Return the list of packages in loaded MANIFEST."
(let* ((user-module (make-user-module '((guix profiles) (gnu))))
(manifest (load* manifest user-module)))
(manifest->packages manifest)))
;;;
;;; Entry point.
;;;
(define (guix-refresh . args)
(define (parse-options)
;; Return the alist of option values.
(parse-command-line args %options (list %default-options)
#:build-options? #f))
(define (options->updaters opts)
;; Return the list of updaters to use.
(match (filter-map (match-lambda
(('updaters . names)
(map lookup-updater-by-name names))
(_ #f))
opts)
(()
;; Use the default updaters.
(force %updaters))
(lists
(concatenate lists))))
(let* ((opts (parse-options))
(update? (assoc-ref opts 'update?))
(updaters (options->updaters opts))
(recursive? (assoc-ref opts 'recursive?))
(list-dependent? (assoc-ref opts 'list-dependent?))
(list-transitive? (assoc-ref opts 'list-transitive?))
(key-download (assoc-ref opts 'key-download))
;; Warn about missing updaters when a package is explicitly given on
;; the command line.
(warn? (and (or (assoc-ref opts 'argument)
(assoc-ref opts 'expression)
(assoc-ref opts 'manifest))
(not recursive?))))
(with-error-handling
(with-store store
(run-with-store store
(mlet %store-monad ((packages (options->packages opts)))
(cond
(list-dependent?
(list-dependents packages))
(list-transitive?
(list-transitive packages))
(update?
(parameterize ((%openpgp-key-server
(or (assoc-ref opts 'key-server)
(%openpgp-key-server)))
(%gpg-command
(or (assoc-ref opts 'gpg-command)
(%gpg-command)))
(current-keyring
(or (assoc-ref opts 'keyring)
(string-append (config-directory)
"/upstream/trustedkeys.kbx"))))
(for-each
(cut update-package store <> updaters
#:key-download key-download
#:warn? warn?)
packages)
(return #t)))
(else
(for-each (cut check-for-package-update <> updaters
#:warn? warn?)
packages)
(return #t)))))))))