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-rwxr-xr-xguix/scripts/substitute.scm18
-rw-r--r--tests/substitute.scm3
2 files changed, 13 insertions, 8 deletions
diff --git a/guix/scripts/substitute.scm b/guix/scripts/substitute.scm
index 0d36997bc4..592c497322 100755
--- a/guix/scripts/substitute.scm
+++ b/guix/scripts/substitute.scm
@@ -84,6 +84,8 @@
lookup-narinfos/diverse
read-narinfo
write-narinfo
+
+ substitute-urls
guix-substitute))
;;; Comment:
@@ -971,7 +973,7 @@ substitutes may be unavailable\n")))))
found."
(assoc-ref (daemon-options) option))
-(define %cache-urls
+(define %default-substitute-urls
(match (and=> (or (find-daemon-option "untrusted-substitute-urls") ;client
(find-daemon-option "substitute-urls")) ;admin
string-tokenize)
@@ -982,6 +984,10 @@ found."
;; daemon.
'("http://hydra.gnu.org"))))
+(define substitute-urls
+ ;; List of substitute URLs.
+ (make-parameter %default-substitute-urls))
+
(define (client-terminal-columns)
"Return the number of columns in the client's terminal, if it is known, or a
default value."
@@ -1010,15 +1016,15 @@ default value."
;; Starting from commit 22144afa in Nix, we are allowed to bail out directly
;; when we know we cannot substitute, but we must emit a newline on stdout
;; when everything is alright.
- (when (null? %cache-urls)
+ (when (null? (substitute-urls))
(exit 0))
;; Say hello (see above.)
(newline)
(force-output (current-output-port))
- ;; Sanity-check %CACHE-URLS so we can provide a meaningful error message.
- (for-each validate-uri %cache-urls)
+ ;; Sanity-check SUBSTITUTE-URLS so we can provide a meaningful error message.
+ (for-each validate-uri (substitute-urls))
;; Attempt to install the client's locale, mostly so that messages are
;; suitably translated.
@@ -1038,7 +1044,7 @@ default value."
(or (eof-object? command)
(begin
(process-query command
- #:cache-urls %cache-urls
+ #:cache-urls (substitute-urls)
#:acl acl)
(loop (read-line)))))))
(("--substitute" store-path destination)
@@ -1047,7 +1053,7 @@ default value."
;; report displays nicely.
(parameterize ((current-terminal-columns (client-terminal-columns)))
(process-substitution store-path destination
- #:cache-urls %cache-urls
+ #:cache-urls (substitute-urls)
#:acl (current-acl))))
(("--version")
(show-version-and-exit "guix substitute"))
diff --git a/tests/substitute.scm b/tests/substitute.scm
index 69b272f2bb..b1d0fe9316 100644
--- a/tests/substitute.scm
+++ b/tests/substitute.scm
@@ -167,8 +167,7 @@ a file for NARINFO."
(call-with-narinfo narinfo (lambda () body ...)))
;; Transmit these options to 'guix substitute'.
-(set! (@@ (guix scripts substitute) %cache-urls)
- (list (getenv "GUIX_BINARY_SUBSTITUTE_URL")))
+(substitute-urls (list (getenv "GUIX_BINARY_SUBSTITUTE_URL")))
(test-equal "query narinfo without signature"
"" ; not substitutable