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daemon: Substitute queries return immediately when substitutes are disabled.

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Reported by Federico Beffa <beffa@ieee.org>
at <https://lists.gnu.org/archive/html/guix-devel/2016-05/msg00928.html>.

* nix/libstore/local-store.cc (LocalStore::querySubstitutablePaths)
(LocalStore::querySubstitutablePathInfos): Return when
'settings.useSubstitutes' is false.
* tests/store.scm ("references/substitutes missing reference info"):
Make sure to return #f on failure.
* tests/store.scm ("substitutable-path-info when substitutes are turned off"):
("substitutable-paths when substitutes are turned off"): New tests.
This commit is contained in:
Ludovic Courtès 2016-05-31 17:58:46 +02:00
parent 4078fa8f72
commit 151afd84dc
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GPG key ID: 090B11993D9AEBB5
2 changed files with 33 additions and 1 deletions
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5
nix/libstore/local-store.cc
View file

@ -1213,6 +1213,9 @@ template<class T> T LocalStore::getIntLineFromSubstituter(RunningSubstituter & r
PathSet LocalStore::querySubstitutablePaths(const PathSet & paths)
{
PathSet res;
if (!settings.useSubstitutes) return res;
foreach (Paths::iterator, i, settings.substituters) {
if (res.size() == paths.size()) break;
RunningSubstituter & run(runningSubstituters[*i]);
@ -1239,6 +1242,8 @@ PathSet LocalStore::querySubstitutablePaths(const PathSet & paths)
void LocalStore::querySubstitutablePathInfos(const Path & substituter,
PathSet & paths, SubstitutablePathInfos & infos)
{
if (!settings.useSubstitutes) return;
RunningSubstituter & run(runningSubstituters[substituter]);
startSubstituter(substituter, run);
if (run.disabled) return;

29
tests/store.scm
View file

@ -205,7 +205,8 @@
(%current-system))))
(d (derivation s "the-thing" b '("--help")
#:inputs `((,b)))))
(references/substitutes s (list (derivation->output-path d) b))))))
(references/substitutes s (list (derivation->output-path d) b))
#f))))
(test-assert "references/substitutes with substitute info"
(with-store s
@ -231,6 +232,32 @@
(,t1) ;refs of T2
())))))) ;refs of T1
(test-equal "substitutable-path-info when substitutes are turned off"
'()
(with-store s
(set-build-options s #:use-substitutes? #f)
(let* ((b (add-to-store s "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation s "the-thing" b '("--version")
#:inputs `((,b))))
(o (derivation->output-path d)))
(with-derivation-narinfo d
(substitutable-path-info s (list o))))))
(test-equal "substitutable-paths when substitutes are turned off"
'()
(with-store s
(set-build-options s #:use-substitutes? #f)
(let* ((b (add-to-store s "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(d (derivation s "the-thing" b '("--version")
#:inputs `((,b))))
(o (derivation->output-path d)))
(with-derivation-narinfo d
(substitutable-paths s (list o))))))
(test-assert "requisites"
(let* ((t1 (add-text-to-store %store "random1"
(random-text) '()))