@@ -51,7 +51,10 @@ (define-module (guix download)
;;; Code:
(define %mirrors
- ;; Mirror lists used when `mirror://' URLs are passed.
+ ;; Mirror lists used when `mirror://' URLs are passed. The first mirror
+ ;; entry of each set should ideally be the most authoritative one, as that's
+ ;; what the generic HTML updater will pick to look for updates, with
+ ;; possible exceptions when the authoritative mirror is too slow.
(let* ((gnu-mirrors
'(;; This one redirects to a (supposedly) nearby and (supposedly)
;; up-to-date mirror.
@@ -928,27 +928,40 @@ (define* (import-kernel.org-release package #:key (version #f))
#:directory directory
#:file->signature file->signature)))
-(define html-updatable-package?
- ;; Return true if the given package may be handled by the generic HTML
- ;; updater.
- (let ((hosting-sites '("github.com" "github.io" "gitlab.com"
- "notabug.org" "sr.ht" "gitlab.inria.fr"
- "ftp.gnu.org" "download.savannah.gnu.org"
- "pypi.org" "crates.io" "rubygems.org"
- "bioconductor.org")))
- (define http-url?
- (url-predicate (lambda (url)
- (match (string->uri url)
- (#f #f)
- (uri
- (let ((scheme (uri-scheme uri))
- (host (uri-host uri)))
- (and (memq scheme '(http https))
- (not (member host hosting-sites)))))))))
-
- (lambda (package)
- (or (assoc-ref (package-properties package) 'release-monitoring-url)
- (http-url? package)))))
+;;; These sites are disallowed for the generic HTML updater as there are
+;;; better means to query them.
+(define %disallowed-hosting-sites
+ '("github.com" "github.io" "gitlab.com"
+ "notabug.org" "sr.ht" "gitlab.inria.fr"
+ "ftp.gnu.org" "download.savannah.gnu.org"
+ "pypi.org" "crates.io" "rubygems.org"
+ "bioconductor.org"))
+
+(define (http-url? url)
+ "Return URL if URL has HTTP or HTTPS as its protocol. If URL uses the
+special mirror:// protocol, substitute it with the first HTTP or HTTPS URL
+prefix from its set."
+ (match (string->uri url)
+ (#f #f)
+ (uri
+ (let ((scheme (uri-scheme uri))
+ (host (uri-host uri)))
+ (or (and (memq scheme '(http https))
+ (not (member host %disallowed-hosting-sites))
+ url)
+ (and (eq? scheme 'mirror)
+ (and=> (find http-url?
+ (assoc-ref %mirrors
+ (string->symbol host)))
+ (lambda (url)
+ (string-append (strip-trailing-slash url)
+ (uri-path uri))))))))))
+
+(define (html-updatable-package? package)
+ "Return true if the given package may be handled by the generic HTML
+updater."
+ (or (assoc-ref (package-properties package) 'release-monitoring-url)
+ ((url-predicate http-url?) package)))
(define* (import-html-updatable-release package #:key (version #f))
"Return the latest release of PACKAGE. Do that by crawling the HTML page of
@@ -956,6 +969,9 @@ (define* (import-html-updatable-release package #:key (version #f))
string to fetch a specific version."
(let* ((uri (string->uri
(match (origin-uri (package-source package))
+ ((? (cut string-prefix? "mirror://" <>) url)
+ ;; Retrieve the authoritative HTTP URL from a mirror.
+ (http-url? url))
((? string? url) url)
((url _ ...) url))))
(custom (assoc-ref (package-properties package)