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authorLudovic Courtès <ludo@gnu.org>2018-11-13 22:26:07 +0100
committerLudovic Courtès <ludo@gnu.org>2018-11-14 21:34:07 +0100
commitee2cfdfe86b0ba7de0312592cbfb96ea175e8863 (patch)
treea0e80901a034ae226ea7111fbaecbee26d2f3b5a
parente921993c25626541385f191f0463cad8e5e5c5c7 (diff)
download: Add Software Heritage as a content-addressed mirror.
* guix/download.scm (%content-addressed-mirrors): Add Software Heritage.
-rw-r--r--guix/download.scm34
1 files changed, 22 insertions, 12 deletions
diff --git a/guix/download.scm b/guix/download.scm
index 988117885c..b74fd31c1f 100644
--- a/guix/download.scm
+++ b/guix/download.scm
@@ -373,18 +373,28 @@
;; procedure that takes a file name, an algorithm (symbol) and a hash
;; (bytevector), and returns a URL or #f.
;; Note: Avoid 'https' to mitigate <http://bugs.gnu.org/22774>.
- ;; TODO: Add more.
- '(list (lambda (file algo hash)
- ;; Files served by 'guix publish' are accessible under a single
- ;; hash algorithm.
- (string-append "http://mirror.hydra.gnu.org/file/"
- file "/" (symbol->string algo) "/"
- (bytevector->nix-base32-string hash)))
- (lambda (file algo hash)
- ;; 'tarballs.nixos.org' supports several algorithms.
- (string-append "http://tarballs.nixos.org/"
- (symbol->string algo) "/"
- (bytevector->nix-base32-string hash)))))
+ '(begin
+ (use-modules (guix base32) (guix base16))
+
+ (list (lambda (file algo hash)
+ ;; Files served by 'guix publish' are accessible under a single
+ ;; hash algorithm.
+ (string-append "http://mirror.hydra.gnu.org/file/"
+ file "/" (symbol->string algo) "/"
+ (bytevector->nix-base32-string hash)))
+ (lambda (file algo hash)
+ ;; 'tarballs.nixos.org' supports several algorithms.
+ (string-append "http://tarballs.nixos.org/"
+ (symbol->string algo) "/"
+ (bytevector->nix-base32-string hash)))
+ (lambda (file algo hash)
+ ;; Software Heritage usually archives VCS history rather than
+ ;; tarballs, but tarballs are sometimes available (and can be
+ ;; explicitly stored there.) For example, see
+ ;; <https://archive.softwareheritage.org/api/1/content/sha256:92d0fa1c311cacefa89853bdb53c62f4110cdfda3820346b59cbd098f40f955e/>.
+ (string-append "http://archive.softwareheritage.org/api/1/content/"
+ (symbol->string algo) ":"
+ (bytevector->base16-string hash) "/raw/")))))
(define %content-addressed-mirror-file
;; Content-addressed mirrors stored in a file.