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Merge pull request #4207 from hercules-ci/fix-RemoteStore-filterSource-deadlock

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Fix RemoteStore pool deadlock in filterSource etc
This commit is contained in:
Eelco Dolstra 2020-11-02 14:46:10 +01:00 committed by GitHub
parent db5424bf09 2192cac634
commit ab2ef851b6
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1 changed files with 8 additions and 3 deletions
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11
src/libstore/remote-store.cc
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@ -473,9 +473,14 @@ ref<const ValidPathInfo> RemoteStore::addCAToStore(
worker_proto::write(*this, conn->to, references);
conn->to << repair;
conn.withFramedSink([&](Sink & sink) {
dump.drainInto(sink);
});
// The dump source may invoke the store, so we need to make some room.
connections->incCapacity();
{
Finally cleanup([&]() { connections->decCapacity(); });
conn.withFramedSink([&](Sink & sink) {
dump.drainInto(sink);
});
}
auto path = parseStorePath(readString(conn->from));
return readValidPathInfo(conn, path);