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-rw-r--r--Makefile.am5
-rw-r--r--doc/guix.texi5
-rw-r--r--guix/import/crate.scm125
-rw-r--r--guix/scripts/import.scm2
-rw-r--r--guix/scripts/import/crate.scm94
-rw-r--r--guix/scripts/refresh.scm1
-rw-r--r--tests/crate.scm102
7 files changed, 332 insertions, 2 deletions
diff --git a/Makefile.am b/Makefile.am
index 5cb4261f4b..84ff6642a2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -122,6 +122,7 @@ MODULES = \
guix/import/snix.scm \
guix/import/cabal.scm \
guix/import/cran.scm \
+ guix/import/crate.scm \
guix/import/hackage.scm \
guix/import/elpa.scm \
guix/scripts.scm \
@@ -141,6 +142,7 @@ MODULES = \
guix/scripts/lint.scm \
guix/scripts/challenge.scm \
guix/scripts/import/cran.scm \
+ guix/scripts/import/crate.scm \
guix/scripts/import/gnu.scm \
guix/scripts/import/nix.scm \
guix/scripts/import/hackage.scm \
@@ -282,7 +284,8 @@ if HAVE_GUILE_JSON
SCM_TESTS += \
tests/pypi.scm \
tests/cpan.scm \
- tests/gem.scm
+ tests/gem.scm \
+ tests/crate.scm
endif
diff --git a/doc/guix.texi b/doc/guix.texi
index f1c5963f76..5db20ecdfa 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -5267,6 +5267,11 @@ signatures,, emacs, The GNU Emacs Manual}).
identifier.
@end itemize
@end table
+
+@item crate
+@cindex crate
+Import metadata from the crates.io Rust package repository
+@uref{https://crates.io, crates.io}.
@end table
The structure of the @command{guix import} code is modular. It would be
diff --git a/guix/import/crate.scm b/guix/import/crate.scm
new file mode 100644
index 0000000000..e78e3ad9ca
--- /dev/null
+++ b/guix/import/crate.scm
@@ -0,0 +1,125 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2016 David Craven <david@craven.ch>
+;;;
+;;; 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 import crate)
+ #:use-module (guix base32)
+ #:use-module (guix build-system cargo)
+ #:use-module ((guix download) #:prefix download:)
+ #:use-module (guix hash)
+ #:use-module (guix http-client)
+ #:use-module (guix import json)
+ #:use-module (guix import utils)
+ #:use-module ((guix licenses) #:prefix license:)
+ #:use-module (guix monads)
+ #:use-module (guix packages)
+ #:use-module (guix upstream)
+ #:use-module (guix utils)
+ #:use-module (ice-9 match)
+ #:use-module (ice-9 pretty-print) ; recursive
+ #:use-module (json)
+ #:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-2)
+ #:use-module (srfi srfi-26)
+ #:export (crate->guix-package
+ guix-package->crate-name))
+
+(define (crate-fetch crate-name callback)
+ "Fetch the metadata for CRATE-NAME from crates.io and call the callback."
+
+ (define (crates->inputs crates)
+ (sort (map (cut assoc-ref <> "crate_id") crates) string-ci<?))
+
+ (define (string->license string)
+ (map spdx-string->license (string-split string #\/)))
+
+ (define (crate-kind-predicate kind)
+ (lambda (dep) (string=? (assoc-ref dep "kind") kind)))
+
+ (and-let* ((crate-json (json-fetch (string-append crate-url crate-name)))
+ (crate (assoc-ref crate-json "crate"))
+ (name (assoc-ref crate "name"))
+ (version (assoc-ref crate "max_version"))
+ (home-page (assoc-ref crate "homepage"))
+ (synopsis (assoc-ref crate "description"))
+ (description (assoc-ref crate "description"))
+ (license (string->license (assoc-ref crate "license")))
+ (path (string-append "/" version "/dependencies"))
+ (deps-json (json-fetch (string-append crate-url name path)))
+ (deps (assoc-ref deps-json "dependencies"))
+ (input-crates (filter (crate-kind-predicate "normal") deps))
+ (native-input-crates
+ (filter (lambda (dep)
+ (not ((crate-kind-predicate "normal") dep))) deps))
+ (inputs (crates->inputs input-crates))
+ (native-inputs (crates->inputs native-input-crates)))
+ (callback #:name name #:version version
+ #:inputs inputs #:native-inputs native-inputs
+ #:home-page home-page #:synopsis synopsis
+ #:description description #:license license)))
+
+(define* (make-crate-sexp #:key name version inputs native-inputs
+ home-page synopsis description license
+ #:allow-other-keys)
+ "Return the `package' s-expression for a rust package with the given NAME,
+VERSION, INPUTS, NATIVE-INPUTS, HOME-PAGE, SYNOPSIS, DESCRIPTION, and LICENSE."
+ (let* ((port (http-fetch (crate-uri name version)))
+ (guix-name (crate-name->package-name name))
+ (inputs (map crate-name->package-name inputs))
+ (native-inputs (map crate-name->package-name native-inputs))
+ (pkg `(package
+ (name ,guix-name)
+ (version ,version)
+ (source (origin
+ (method url-fetch)
+ (uri (crate-uri ,name version))
+ (file-name (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ ,(bytevector->nix-base32-string (port-sha256 port))))))
+ (build-system cargo-build-system)
+ ,@(maybe-native-inputs native-inputs)
+ ,@(maybe-inputs inputs)
+ (home-page ,home-page)
+ (synopsis ,synopsis)
+ (description ,(beautify-description description))
+ (license ,(match license
+ (() #f)
+ ((license) license)
+ (_ `(list ,@license)))))))
+ (close-port port)
+ pkg))
+
+(define (crate->guix-package crate-name)
+ "Fetch the metadata for CRATE-NAME from crates.io, and return the
+`package' s-expression corresponding to that package, or #f on failure."
+ (crate-fetch crate-name make-crate-sexp))
+
+(define (guix-package->crate-name package)
+ "Return the crate name of PACKAGE."
+ (and-let* ((origin (package-source package))
+ (uri (origin-uri origin))
+ (crate-url? uri)
+ (len (string-length crate-url))
+ (path (xsubstring uri len))
+ (parts (string-split path #\/)))
+ (match parts
+ ((name _ ...) name))))
+
+(define (crate-name->package-name name)
+ (string-append "rust-" (string-join (string-split name #\_) "-")))
+
diff --git a/guix/scripts/import.scm b/guix/scripts/import.scm
index e54744feca..c671686043 100644
--- a/guix/scripts/import.scm
+++ b/guix/scripts/import.scm
@@ -73,7 +73,7 @@ rather than \\n."
;;; Entry point.
;;;
-(define importers '("gnu" "nix" "pypi" "cpan" "hackage" "elpa" "gem" "cran"))
+(define importers '("gnu" "nix" "pypi" "cpan" "hackage" "elpa" "gem" "cran" "crate"))
(define (resolve-importer name)
(let ((module (resolve-interface
diff --git a/guix/scripts/import/crate.scm b/guix/scripts/import/crate.scm
new file mode 100644
index 0000000000..4337a0b623
--- /dev/null
+++ b/guix/scripts/import/crate.scm
@@ -0,0 +1,94 @@
+
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2014 David Thompson <davet@gnu.org>
+;;; Copyright © 2016 David Craven <david@craven.ch>
+;;;
+;;; 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 import crate)
+ #:use-module (guix ui)
+ #:use-module (guix utils)
+ #:use-module (guix scripts)
+ #:use-module (guix import crate)
+ #:use-module (guix scripts import)
+ #:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-11)
+ #:use-module (srfi srfi-37)
+ #:use-module (ice-9 match)
+ #:use-module (ice-9 format)
+ #:export (guix-import-crate))
+
+
+;;;
+;;; Command-line options.
+;;;
+
+(define %default-options
+ '())
+
+(define (show-help)
+ (display (_ "Usage: guix import crate PACKAGE-NAME
+Import and convert the crate.io package for PACKAGE-NAME.\n"))
+ (display (_ "
+ -h, --help display this help and exit"))
+ (display (_ "
+ -V, --version display version information and exit"))
+ (newline)
+ (show-bug-report-information))
+
+(define %options
+ ;; Specification of the command-line options.
+ (cons* (option '(#\h "help") #f #f
+ (lambda args
+ (show-help)
+ (exit 0)))
+ (option '(#\V "version") #f #f
+ (lambda args
+ (show-version-and-exit "guix import crate")))
+ %standard-import-options))
+
+
+;;;
+;;; Entry point.
+;;;
+
+(define (guix-import-crate . args)
+ (define (parse-options)
+ ;; Return the alist of option values.
+ (args-fold* args %options
+ (lambda (opt name arg result)
+ (leave (_ "~A: unrecognized option~%") name))
+ (lambda (arg result)
+ (alist-cons 'argument arg result))
+ %default-options))
+
+ (let* ((opts (parse-options))
+ (args (filter-map (match-lambda
+ (('argument . value)
+ value)
+ (_ #f))
+ (reverse opts))))
+ (match args
+ ((package-name)
+ (let ((sexp (crate->guix-package package-name)))
+ (unless sexp
+ (leave (_ "failed to download meta-data for package '~a'~%")
+ package-name))
+ sexp))
+ (()
+ (leave (_ "too few arguments~%")))
+ ((many ...)
+ (leave (_ "too many arguments~%"))))))
diff --git a/guix/scripts/refresh.scm b/guix/scripts/refresh.scm
index f8fb3f80ca..72f51cbff8 100644
--- a/guix/scripts/refresh.scm
+++ b/guix/scripts/refresh.scm
@@ -39,6 +39,7 @@
%kernel.org-updater))
#:use-module (guix import elpa)
#:use-module (guix import cran)
+ #:use-module (guix import crate)
#:use-module (guix import hackage)
#:use-module (guix gnupg)
#:use-module (gnu packages)
diff --git a/tests/crate.scm b/tests/crate.scm
new file mode 100644
index 0000000000..18d5f72a8c
--- /dev/null
+++ b/tests/crate.scm
@@ -0,0 +1,102 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2014 David Thompson <davet@gnu.org>
+;;; Copyright © 2016 David Craven <david@craven.ch>
+;;;
+;;; 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 (test-crate)
+ #:use-module (guix import crate)
+ #:use-module (guix base32)
+ #:use-module (guix build-system cargo)
+ #:use-module (guix hash)
+ #:use-module (guix tests)
+ #:use-module (ice-9 iconv)
+ #:use-module (ice-9 match)
+ #:use-module (srfi srfi-64))
+
+(define test-crate
+ "{
+ \"crate\": {
+ \"max_version\": \"1.0.0\",
+ \"name\": \"foo\",
+ \"license\": \"MIT/Apache-2.0\",
+ \"description\": \"summary\",
+ \"homepage\": \"http://example.com\",
+ }
+}")
+
+(define test-dependencies
+ "{
+ \"dependencies\": [
+ {
+ \"crate_id\": \"bar\",
+ \"kind\": \"normal\",
+ }
+ ]
+}")
+
+(define test-source-hash
+ "")
+
+(test-begin "crate")
+
+(test-equal "guix-package->crate-name"
+ "rustc-serialize"
+ (guix-package->crate-name
+ (dummy-package
+ "rust-rustc-serialize"
+ (source (dummy-origin
+ (uri (crate-uri "rustc-serialize" "1.0")))))))
+
+(test-assert "crate->guix-package"
+ ;; Replace network resources with sample data.
+ (mock ((guix http-client) http-fetch
+ (lambda (url)
+ (match url
+ ("https://crates.io/api/v1/crates/foo"
+ (open-input-string test-crate))
+ ("https://crates.io/api/v1/crates/foo/1.0.0/download"
+ (set! test-source-hash
+ (bytevector->nix-base32-string
+ (sha256 (string->bytevector "empty file\n" "utf-8"))))
+ (open-input-string "empty file\n"))
+ ("https://crates.io/api/v1/crates/foo/1.0.0/dependencies"
+ (open-input-string test-dependencies))
+ (_ (error "Unexpected URL: " url)))))
+ (match (crate->guix-package "foo")
+ (('package
+ ('name "rust-foo")
+ ('version "1.0.0")
+ ('source ('origin
+ ('method 'url-fetch)
+ ('uri ('crate-uri "foo" 'version))
+ ('file-name ('string-append 'name "-" 'version ".tar.gz"))
+ ('sha256
+ ('base32
+ (? string? hash)))))
+ ('build-system 'cargo-build-system)
+ ('inputs
+ ('quasiquote
+ (("rust-bar" ('unquote 'rust-bar)))))
+ ('home-page "http://example.com")
+ ('synopsis "summary")
+ ('description "summary")
+ ('license ('list 'license:expat 'license:asl2.0)))
+ (string=? test-source-hash hash))
+ (x
+ (pk 'fail x #f)))))
+
+(test-end "crate")
generated by cgit v1.2.3 (git 2.25.4) at 2024-11-05 06:40:55 +0000