[PATCH] transformations: Add '--with-latest'.

DoneSubmitted by Ludovic Courtès.
One participant
  • Ludovic Courtès
Ludovic Courtès wrote on 7 Jan 10:09 +0100
(address . guix-patches@gnu.org)(name . Ludovic Courtès)(address . ludo@gnu.org)
* guix/upstream.scm (upstream-source-compiler): New procedure.(%updaters): Set! it.* guix/transformations.scm (transform-package-latest): New procedure.(%transformations): Add 'with-latest'.(%transformation-options, show-transformation-options-help/detailed):Add '--with-latest'.* tests/transformations.scm ("options->transformation, with-latest"):New test.* doc/guix.texi (Package Transformation Options): Document it.--- doc/guix.texi | 31 +++++++++++++++++++++++++ guix/transformations.scm | 49 +++++++++++++++++++++++++++++++++++++-- guix/upstream.scm | 28 ++++++++++++++++++++-- tests/transformations.scm | 19 ++++++++++++++- 4 files changed, 122 insertions(+), 5 deletions(-)
This was a very tempting hack and I think it can prove useful when youwant to quickly try things out, at your own risk.
Toggle diff (232 lines)diff --git a/doc/guix.texi b/doc/guix.texiindex 0f6e95a65a..cefdb3e3ef 100644--- a/doc/guix.texi+++ b/doc/guix.texi@@ -10376,6 +10376,37 @@ guix build coreutils --with-patch=glibc=./glibc-frob.patch In this example, glibc itself as well as everything that leads to Coreutils in the dependency graph is rebuilt. +@cindex upstream, latest version+@item --with-latest=@var{package}+So you like living on the bleeding edge? This option is for you! It+replaces occurrences of @var{package} in the dependency graph with its+latest upstream version, as reported by @command{guix refresh}+(@pxref{Invoking guix refresh}).++It does so by determining the latest upstream release of @var{package}+(if possible), downloading it, and authenticating it @emph{if} it comes+with an OpenPGP signature.++As an example, the command below builds Guix against the latest version+of Guile-JSON:++@example+guix build guix --with-latest=guile-json+@end example++There are limitations. First, in cases where the tool cannot or does+not know how to authenticate source code, you are at risk of running+malicious code; a warning is emitted in this case. Second, this option+simply changes the source used in the existing package definitions,+which is not always sufficient: there might be additional dependencies+that need to be added, patches to apply, and more generally the quality+assurance work that Guix developers normally do will be missing.++You've been warned! In all the other cases, it's a snappy way to stay+on top. We encourage you to submit patches updating the actual package+definitions once you have successfully tested an upgrade+(@pxref{Contributing}).+ @cindex test suite, skipping @item --without-tests=@var{package} Build @var{package} without running its tests. This can be useful indiff --git a/guix/transformations.scm b/guix/transformations.scmindex 2385d3231e..4e9260350c 100644--- a/guix/transformations.scm+++ b/guix/transformations.scm@@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU-;;; Copyright © 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>+;;; Copyright © 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;;@@ -25,6 +25,9 @@ #:autoload (guix download) (download-to-store) #:autoload (guix git-download) (git-reference? git-reference-url) #:autoload (guix git) (git-checkout git-checkout? git-checkout-url)+ #:autoload (guix upstream) (package-latest-release*+ upstream-source-version+ upstream-source-signature-urls) #:use-module (guix utils) #:use-module (guix memoization) #:use-module (guix gexp)@@ -511,6 +514,42 @@ additional patches." (rewrite obj) obj))) +(define (transform-package-latest specs)+ "Return a procedure that rewrites package graphs such that those in SPECS+are replaced by their latest upstream version."+ (define (package-with-latest-upstream p)+ (let ((source (package-latest-release* p)))+ (cond ((not source)+ (warning+ (G_ "could not determine latest upstream release of '~a'~%")+ (package-name p))+ p)+ ((string=? (upstream-source-version source)+ (package-version p))+ p)+ (else+ (unless (pair? (upstream-source-signature-urls source))+ (warning (G_ "cannot authenticate source of '~a', version ~a~%")+ (package-name p)+ (upstream-source-version source)))++ ;; TODO: Take 'upstream-source-input-changes' into account.+ (package+ (inherit p)+ (version (upstream-source-version source))+ (source source))))))++ (define rewrite+ (package-input-rewriting/spec+ (map (lambda (spec)+ (cons spec package-with-latest-upstream))+ specs)))++ (lambda (obj)+ (if (package? obj)+ (rewrite obj)+ obj)))+ (define %transformations ;; Transformations that can be applied to things to build. The car is the ;; key used in the option alist, and the cdr is the transformation@@ -525,7 +564,8 @@ additional patches." (with-c-toolchain . ,transform-package-toolchain) (with-debug-info . ,transform-package-with-debug-info) (without-tests . ,transform-package-tests)- (with-patch . ,transform-package-patches)))+ (with-patch . ,transform-package-patches)+ (with-latest . ,transform-package-latest))) (define (transformation-procedure key) "Return the transformation procedure associated with KEY, a symbol such as@@ -567,6 +607,8 @@ additional patches." (parser 'without-tests)) (option '("with-patch") #t #f (parser 'with-patch))+ (option '("with-latest") #t #f+ (parser 'with-latest)) (option '("help-transform") #f #f (lambda _@@ -598,6 +640,9 @@ additional patches." (display (G_ " --with-patch=PACKAGE=FILE add FILE to the list of patches of PACKAGE"))+ (display (G_ "+ --with-latest=PACKAGE+ use the latest upstream release of PACKAGE")) (display (G_ " --with-c-toolchain=PACKAGE=TOOLCHAIN build PACKAGE and its dependents with TOOLCHAIN"))diff --git a/guix/upstream.scm b/guix/upstream.scmindex a8ed1d81cd..accd8967d8 100644--- a/guix/upstream.scm+++ b/guix/upstream.scm@@ -31,8 +31,8 @@ #:use-module (guix base32) #:use-module (guix gexp) #:use-module (guix store)- #:use-module ((guix derivations)- #:select (built-derivations derivation->output-path))+ #:use-module ((guix derivations) #:select (built-derivations derivation->output-path))+ #:autoload (gcrypt hash) (port-sha256) #:use-module (guix monads) #:use-module (srfi srfi-1) #:use-module (srfi srfi-9)@@ -248,6 +248,9 @@ correspond to the same version." '() (importer-modules)))) +;; Tests need to mock this variable so mark it as "non-declarative".+(set! %updaters %updaters)+ (define* (lookup-updater package #:optional (updaters (force %updaters))) "Return an updater among UPDATERS that matches PACKAGE, or #f if none of@@ -351,6 +354,27 @@ values: 'interactive' (default), 'always', and 'never'." data url) #f))))))) +(define-gexp-compiler (upstream-source-compiler (source <upstream-source>)+ system target)+ "Download SOURCE from its first URL and lower it as a fixed-output+derivation that would fetch it."+ (mlet* %store-monad ((url -> (first (upstream-source-urls source)))+ (signature+ -> (and=> (upstream-source-signature-urls source)+ first))+ (tarball ((store-lift download-tarball) url signature)))+ (unless tarball+ (raise (formatted-message (G_ "failed to fetch source from '~a'")+ url)))++ ;; Instead of returning TARBALL, return a fixed-output derivation that+ ;; would be able to re-download it. In practice, since TARBALL is already+ ;; in the store, no extra download will happen, but having the derivation+ ;; in store improves provenance tracking.+ (let ((hash (call-with-input-file tarball port-sha256)))+ (url-fetch url 'sha256 hash (store-path-package-name tarball)+ #:system system))))+ (define (find2 pred lst1 lst2) "Like 'find', but operate on items from both LST1 and LST2. Return two values: the item from LST1 and the item from LST2 that match PRED."diff --git a/tests/transformations.scm b/tests/transformations.scmindex 9053deba41..7877029486 100644--- a/tests/transformations.scm+++ b/tests/transformations.scm@@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU-;;; Copyright © 2016, 2017, 2019, 2020 Ludovic Courtès <ludo@gnu.org>+;;; Copyright © 2016, 2017, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;;@@ -30,6 +30,7 @@ #:use-module (guix ui) #:use-module (guix utils) #:use-module (guix git)+ #:use-module (guix upstream) #:use-module (gnu packages) #:use-module (gnu packages base) #:use-module (gnu packages busybox)@@ -396,6 +397,22 @@ (map local-file-file (origin-patches (package-source dep))))))))) +(test-equal "options->transformation, with-latest"+ "42.0"+ (mock ((guix upstream) %updaters+ (delay (list (upstream-updater+ (name 'dummy)+ (pred (const #t))+ (description "")+ (latest (const (upstream-source+ (package "foo")+ (version "42.0")+ (urls '("http://example.org")))))))))+ (let* ((p (dummy-package "foo" (version "1.0")))+ (t (options->transformation+ `((with-latest . "foo")))))+ (package-version (t p)))))+ (test-end) ;;; Local Variables:-- 2.29.2
Ludovic Courtès wrote on 26 Jan 12:32 +0100
(address . 45710-done@debbugs.gnu.org)
Ludovic Courtès <ludo@gnu.org> skribis:
Toggle quote (16 lines)> * guix/upstream.scm (upstream-source-compiler): New procedure.> (%updaters): Set! it.> * guix/transformations.scm (transform-package-latest): New procedure.> (%transformations): Add 'with-latest'.> (%transformation-options, show-transformation-options-help/detailed):> Add '--with-latest'.> * tests/transformations.scm ("options->transformation, with-latest"):> New test.> * doc/guix.texi (Package Transformation Options): Document it.> ---> doc/guix.texi | 31 +++++++++++++++++++++++++> guix/transformations.scm | 49 +++++++++++++++++++++++++++++++++++++--> guix/upstream.scm | 28 ++++++++++++++++++++--> tests/transformations.scm | 19 ++++++++++++++-> 4 files changed, 122 insertions(+), 5 deletions(-)
That was pushed as 9ab817b2a4601b4a6755983590ed7d93ebdc8d09. Closing!
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