(address . guix-patches@gnu.org)(name . Danny Milosavljevic)(address . dannym@scratchpost.org)
20200810113931.10003-1-dannym@scratchpost.org
* guix/build/git-repo.scm: New file.
* guix/git-repo-download.scm: New file.
* Makefile.am (MODULES): Add them.
---
Makefile.am | 2 +
guix/build/git-repo.scm | 74 +++++++++++++++++
guix/git-repo-download.scm | 158 +++++++++++++++++++++++++++++++++++++
3 files changed, 234 insertions(+)
create mode 100644 guix/build/git-repo.scm
create mode 100644 guix/git-repo-download.scm
Toggle diff (264 lines)
diff --git a/Makefile.am b/Makefile.am
index 1e2c26f5ac..9c27113673 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -82,6 +82,7 @@ MODULES = \
guix/discovery.scm \
guix/bzr-download.scm \
guix/git-download.scm \
+ guix/git-repo-download.scm \
guix/hg-download.scm \
guix/swh.scm \
guix/monads.scm \
@@ -176,6 +177,7 @@ MODULES = \
guix/build/bzr.scm \
guix/build/copy-build-system.scm \
guix/build/git.scm \
+ guix/build/git-repo.scm \
guix/build/hg.scm \
guix/build/glib-or-gtk-build-system.scm \
guix/build/gnu-bootstrap.scm \
diff --git a/guix/build/git-repo.scm b/guix/build/git-repo.scm
new file mode 100644
index 0000000000..571a022224
--- /dev/null
+++ b/guix/build/git-repo.scm
@@ -0,0 +1,74 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2014, 2016, 2019 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Danny Milosavljevic <dannym@scratchpost.org>
+;;;
+;;; 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 build git-repo)
+ #:use-module (guix build utils)
+ #:use-module (srfi srfi-34)
+ #:use-module (ice-9 format)
+ #:export (git-repo-fetch))
+
+;;; Commentary:
+;;;
+;;; This is the build-side support code of (guix git-repo-download). It
+;;; allows a Git-repo repository to be cloned and checked out at a specific
+;;; revision.
+;;;
+;;; Code:
+
+(define* (git-repo-fetch manifest-url manifest-revision directory
+ #:key (git-repo-command "git-repo"))
+ "Fetch packages according to the manifest at MANIFEST-URL with
+MANIFEST-REVISION. MANIFEST-REVISION must be either a revision
+or a branch. Return #t on success, #f otherwise."
+
+ ;; Disable TLS certificate verification. The hash of the checkout is known
+ ;; in advance anyway.
+ (setenv "GIT_SSL_NO_VERIFY" "true")
+
+ (mkdir-p directory)
+
+ (guard (c ((invoke-error? c)
+ (format (current-error-port)
+ "git-repo-fetch: '~a~{ ~a~}' failed with exit code ~a~%"
+ (invoke-error-program c)
+ (invoke-error-arguments c)
+ (or (invoke-error-exit-status c) ;XXX: not quite accurate
+ (invoke-error-stop-signal c)
+ (invoke-error-term-signal c)))
+ (delete-file-recursively directory)
+ #f))
+ (with-directory-excursion directory
+ (invoke git-repo-command "init" "-u" manifest-url "-b" manifest-revision
+ "--depth=1")
+ (invoke git-repo-command "sync" "-c" "--fail-fast" "-v" "-j" "3")
+
+ ;; Delete vendor/**/.git, system/**/.git, toolchain/**/.git,
+ ;; .repo/**/.git etc since they contain timestamps.
+ (for-each delete-file-recursively
+ (find-files "." "^\\.git$" #:directories? #t))
+
+ ;; Delete git state directories since they contain timestamps.
+ (for-each delete-file-recursively
+ (find-files ".repo" "^.*\\.git$" #:directories? #t))
+
+ ;; This file contains timestamps.
+ (delete-file ".repo/.repo_fetchtimes.json")
+ #t)))
+
+;;; git-repo.scm ends here
diff --git a/guix/git-repo-download.scm b/guix/git-repo-download.scm
new file mode 100644
index 0000000000..27f7f1fa8d
--- /dev/null
+++ b/guix/git-repo-download.scm
@@ -0,0 +1,158 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2017 Mathieu Lirzin <mthl@gnu.org>
+;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
+;;; Copyright © 2020 Jakub K?dzio?ka <kuba@kadziolka.net>
+;;; Copyright © 2020 Danny Milosavljevic <dannym@scratchpost.org>
+;;;
+;;; 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 git-repo-download)
+ #:use-module (guix gexp)
+ #:use-module (guix store)
+ #:use-module (guix monads)
+ #:use-module (guix records)
+ #:use-module (guix packages)
+ #:use-module (guix modules)
+ #:autoload (guix build-system gnu) (standard-packages)
+ #:use-module (git) ; FIXME Remove
+ #:use-module (ice-9 match)
+ #:use-module (ice-9 vlist)
+ #:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-34)
+ #:use-module (srfi srfi-35)
+ #:export (git-repo-reference
+ git-repo-reference?
+ git-repo-reference-mainfest-url
+ git-repo-reference-revision
+
+ git-repo-fetch
+ git-repo-version
+ git-repo-file-name))
+
+;;; Commentary:
+;;;
+;;; An <origin> method that fetches a specific commit from a git-repo
+;;; repository.
+;;; The repository's manifest (URL and revision) can be specified with a
+;; <git-repo-reference> object.
+;;;
+;;; Code:
+
+(define-record-type* <git-repo-reference>
+ git-repo-reference make-git-repo-reference
+ git-repo-reference?
+ (manifest-url git-repo-reference-manifest-url)
+ (manifest-revision git-repo-reference-manifest-revision))
+
+(define (git-repo-package)
+ "Return the default git-repo package."
+ (let ((distro (resolve-interface '(gnu packages android))))
+ (module-ref distro 'git-repo)))
+
+(define* (git-repo-fetch ref hash-algo hash
+ #:optional name
+ #:key (system (%current-system)) (guile (default-guile))
+ (git-repo (git-repo-package)))
+ "Return a fixed-output derivation that fetches REF, a <git-repo-reference>
+object. The output is expected to have recursive hash HASH of type
+HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f."
+ ;; TODO: Remove.
+ (define inputs
+ (standard-packages))
+
+ (define zlib
+ (module-ref (resolve-interface '(gnu packages compression)) 'zlib))
+
+ (define guile-json
+ (module-ref (resolve-interface '(gnu packages guile)) 'guile-json-3))
+
+ (define gnutls
+ (module-ref (resolve-interface '(gnu packages tls)) 'gnutls))
+
+ (define config.scm
+ (scheme-file "config.scm"
+ #~(begin
+ (define-module (guix config)
+ #:export (%libz))
+
+ (define %libz
+ #+(file-append zlib "/lib/libz")))))
+
+ (define modules
+ (cons `((guix config) => ,config.scm)
+ (delete '(guix config)
+ (source-module-closure '((guix build git-repo)
+ (guix build utils)
+ (guix build download-nar))))))
+
+ (define build
+ (with-imported-modules modules
+ (with-extensions (list guile-json gnutls) ;for (guix swh)
+ #~(begin
+ (use-modules (guix build git-repo)
+ (guix build utils)
+ (guix build download-nar)
+ (ice-9 match))
+
+ ;; The 'git submodule' commands expects Coreutils, sed,
+ ;; grep, etc. to be in $PATH.
+ (set-path-environment-variable "PATH" '("bin")
+ (match '#+inputs
+ (((names dirs outputs ...) ...)
+ dirs)))
+
+ (setvbuf (current-output-port) 'line)
+ (setvbuf (current-error-port) 'line)
+
+ (or (git-repo-fetch (getenv "git-repo manifest-url")
+ (getenv "git-repo manifest-revision")
+ #$output
+ #:git-repo-command
+ (string-append #+git-repo "/bin/repo"))
+ (download-nar #$output))))))
+
+ (mlet %store-monad ((guile (package->derivation guile system)))
+ (gexp->derivation (or name "git-repo-checkout") build
+
+ ;; Use environment variables and a fixed script name so
+ ;; there's only one script in store for all the
+ ;; downloads.
+ #:script-name "git-repo-download"
+ #:env-vars
+ `(("git-repo manifest-url" .
+ ,(git-repo-reference-manifest-url ref))
+ ("git-repo manifest-revision" .
+ ,(git-repo-reference-manifest-revision ref)))
+ #:leaked-env-vars '("http_proxy" "https_proxy"
+ "LC_ALL" "LC_MESSAGES" "LANG"
+ "COLUMNS")
+ #:system system
+ #:local-build? #t ;don't offload repo cloning
+ #:hash-algo hash-algo
+ #:hash hash
+ #:recursive? #t
+ #:guile-for-build guile)))
+
+(define (git-repo-version version revision)
+ "Return the version string for packages using git-repo-download."
+ (string-append version "-" (string-join (string-split revision #\/) "_")))
+
+(define (git-repo-file-name name version)
+ "Return the file-name for packages using git-repo-download."
+ (string-append name "-" version "-checkout"))
+
+