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nix-daemon: Disable path info cache

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This is useless because the client also caches path info, and can
cause problems for long-running clients like hydra-queue-runner
(i.e. it may return cached info about paths that have been
garbage-collected).
This commit is contained in:
Eelco Dolstra 2017-04-06 14:30:31 +02:00
parent 8decb07c31
commit 256940fc48
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5 changed files with 17 additions and 5 deletions
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5
src/nix-daemon/nix-daemon.cc
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@ -637,7 +637,10 @@ static void processConnection(bool trusted)
#endif
/* Open the store. */
auto store = make_ref<LocalStore>(Store::Params()); // FIXME: get params from somewhere
Store::Params params; // FIXME: get params from somewhere
// Disable caching since the client already does that.
params["path-info-cache-size"] = "0";
auto store = make_ref<LocalStore>(params);
stopWork();
to.flush();