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Merge branch 'small-storePath-cleanups' into path-info

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This commit is contained in:
John Ericson 2023-01-30 09:46:43 -05:00
commit adb3608034
52 changed files with 475 additions and 194 deletions
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27
src/libstore/build/local-derivation-goal.cc
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@ -1517,7 +1517,7 @@ void LocalDerivationGoal::startDaemon()
try {
daemon::processConnection(store, from, to,
daemon::NotTrusted, daemon::Recursive,
[&](Store & store) { store.createUser("nobody", 65535); });
[&](Store & store) {});
debug("terminated daemon connection");
} catch (SysError &) {
ignoreException();
@ -2323,11 +2323,28 @@ DrvOutputs LocalDerivationGoal::registerOutputs()
buildUser ? std::optional(buildUser->getUIDRange()) : std::nullopt,
inodesSeen);
debug("scanning for references for output '%s' in temp location '%s'", outputName, actualPath);
bool discardReferences = false;
if (auto structuredAttrs = parsedDrv->getStructuredAttrs()) {
if (auto udr = get(*structuredAttrs, "unsafeDiscardReferences")) {
settings.requireExperimentalFeature(Xp::DiscardReferences);
if (auto output = get(*udr, outputName)) {
if (!output->is_boolean())
throw Error("attribute 'unsafeDiscardReferences.\"%s\"' of derivation '%s' must be a Boolean", outputName, drvPath.to_string());
discardReferences = output->get<bool>();
}
}
}
/* Pass blank Sink as we are not ready to hash data at this stage. */
NullSink blank;
auto references = scanForReferences(blank, actualPath, referenceablePaths);
StorePathSet references;
if (discardReferences)
debug("discarding references of output '%s'", outputName);
else {
debug("scanning for references for output '%s' in temp location '%s'", outputName, actualPath);
/* Pass blank Sink as we are not ready to hash data at this stage. */
NullSink blank;
references = scanForReferences(blank, actualPath, referenceablePaths);
}
outputReferencesIfUnregistered.insert_or_assign(
outputName,