diff options
Diffstat (limited to 'guix/import')
| -rw-r--r-- | guix/import/go.scm | 50 |
1 files changed, 48 insertions, 2 deletions
diff --git a/guix/import/go.scm b/guix/import/go.scm index 6b10c60dca..7452b4c903 100644 --- a/guix/import/go.scm +++ b/guix/import/go.scm @@ -3,6 +3,7 @@ ;;; Copyright © 2020 Helio Machado <0x2b3bfa0+guix@googlemail.com> ;;; Copyright © 2021 François Joulaud <francois.joulaud@radiofrance.com> ;;; Copyright © 2021 Maxim Cournoyer <maxim.cournoyer@gmail.com> +;;; Copyright © 2021 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -32,6 +33,11 @@ #:use-module ((guix licenses) #:prefix license:) #:use-module (guix memoization) #:autoload (htmlprag) (html->sxml) ;from Guile-Lib + #:autoload (guix git) (update-cached-checkout) + #:autoload (gcrypt hash) (open-hash-port hash-algorithm sha256) + #:autoload (guix serialization) (write-file) + #:autoload (guix base32) (bytevector->nix-base32-string) + #:autoload (guix build utils) (mkdir-p) #:use-module (ice-9 match) #:use-module (ice-9 rdelim) #:use-module (ice-9 receive) @@ -407,6 +413,45 @@ source." goproxy-url (module-meta-repo-root meta-data))) +;; XXX: Copied from (guix scripts hash). +(define (vcs-file? file stat) + (case (stat:type stat) + ((directory) + (member (basename file) '(".bzr" ".git" ".hg" ".svn" "CVS"))) + ((regular) + ;; Git sub-modules have a '.git' file that is a regular text file. + (string=? (basename file) ".git")) + (else + #f))) + +;; XXX: Adapted from 'file-hash' in (guix scripts hash). +(define* (file-hash file #:optional (algorithm (hash-algorithm sha256))) + ;; Compute the hash of FILE. + (let-values (((port get-hash) (open-hash-port algorithm))) + (write-file file port #:select? (negate vcs-file?)) + (force-output port) + (get-hash))) + +(define* (git-checkout-hash url reference algorithm) + "Return the ALGORITHM hash of the checkout of URL at REFERENCE, a commit or +tag." + (define cache + (string-append (or (getenv "TMPDIR") "/tmp") + "/guix-import-go-" + (passwd:name (getpwuid (getuid))))) + + ;; Use a custom cache to avoid cluttering the default one under + ;; ~/.cache/guix, but choose one under /tmp so that it's persistent across + ;; subsequent "guix import" invocations. + (mkdir-p cache) + (chmod cache #o700) + (let-values (((checkout commit _) + (parameterize ((%repository-cache-directory cache)) + (update-cached-checkout url + #:ref + `(tag-or-commit . ,reference))))) + (file-hash checkout algorithm))) + (define (vcs->origin vcs-type vcs-repo-url version) "Generate the `origin' block of a package depending on what type of source control system is being used." @@ -424,8 +469,9 @@ control system is being used." (file-name (git-file-name name version)) (sha256 (base32 - ;; FIXME: populate hash for git repo checkout - "0000000000000000000000000000000000000000000000000000"))))) + ,(bytevector->nix-base32-string + (git-checkout-hash vcs-repo-url (go-version->git-ref version) + (hash-algorithm sha256)))))))) ((hg) `(origin (method hg-fetch) |