janik/hydra
0
0
Fork 0
forked from lix-project/hydra
Code Pull requests Activity

Merge pull request #832 from wizeman/fix-hash-mismatch

Browse source 
Fix persistent hash mismatch errors when importing
This commit is contained in:
Graham Christensen 2021-03-02 16:04:23 -05:00 committed by GitHub
parent 3cd312fc4c f47749a62d
commit 68ac64dbd9
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/hydra-queue-runner/build-remote.cc
View file

@ -447,14 +447,22 @@ void State::buildRemote(ref<Store> destStore,
for (auto & path : pathsSorted) {
auto & info = infos.find(path)->second;
to << cmdDumpStorePath << localStore->printStorePath(path);
to.flush();
/* Receive the NAR from the remote and add it to the
destination store. Meanwhile, extract all the info from the
NAR that getBuildOutput() needs. */
auto source2 = sinkToSource([&](Sink & sink)
{
/* Note: we should only send the command to dump the store
path to the remote if the NAR is actually going to get read
by the destination store, which won't happen if this path
is already valid on the destination store. Since this
lambda function only gets executed if someone tries to read
from source2, we will send the command from here rather
than outside the lambda. */
to << cmdDumpStorePath << localStore->printStorePath(path);
to.flush();
TeeSource tee(from, sink);
extractNarData(tee, localStore->printStorePath(path), narMembers);
});