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Clean up std::optional dereferencing in the queue runner

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Instead of doing this partial operation a number of times, assert (with
a comment, get a reference to the thing inside, and use that just once.
(This refactor was done twice, "just once" for each time.)
This commit is contained in:
John Ericson 2023-12-23 19:10:58 -05:00
parent 3c89067f52
commit 75f26f1fc4
1 changed files with 15 additions and 11 deletions
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26
src/hydra-queue-runner/queue-monitor.cc
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@ -495,12 +495,14 @@ Step::ptr State::createStep(ref<Store> destStore,
size_t avail = 0;
for (auto & i : missing) {
auto path = i.second.path(*localStore, step->drv->name, i.first);
if (/* localStore != destStore && */ localStore->isValidPath(*path))
auto pathOpt = i.second.path(*localStore, step->drv->name, i.first);
assert(pathOpt); // CA derivations not yet supported
auto & path = *pathOpt;
if (/* localStore != destStore && */ localStore->isValidPath(path))
avail++;
else if (useSubstitutes) {
SubstitutablePathInfos infos;
localStore->querySubstitutablePathInfos({{*path, {}}}, infos);
localStore->querySubstitutablePathInfos({{path, {}}}, infos);
if (infos.size() == 1)
avail++;
}
@ -509,25 +511,27 @@ Step::ptr State::createStep(ref<Store> destStore,
if (missing.size() == avail) {
valid = true;
for (auto & i : missing) {
auto path = i.second.path(*localStore, step->drv->name, i.first);
auto pathOpt = i.second.path(*localStore, step->drv->name, i.first);
assert(pathOpt); // CA derivations not yet supported
auto & path = *pathOpt;
try {
time_t startTime = time(0);
if (localStore->isValidPath(*path))
if (localStore->isValidPath(path))
printInfo("copying output ‘%1%’ of ‘%2%’ from local store",
localStore->printStorePath(*path),
localStore->printStorePath(path),
localStore->printStorePath(drvPath));
else {
printInfo("substituting output ‘%1%’ of ‘%2%’",
localStore->printStorePath(*path),
localStore->printStorePath(path),
localStore->printStorePath(drvPath));
localStore->ensurePath(*path);
localStore->ensurePath(path);
// FIXME: should copy directly from substituter to destStore.
}
copyClosure(*localStore, *destStore,
StorePathSet { *path },
StorePathSet { path },
NoRepair, CheckSigs, NoSubstitute);
time_t stopTime = time(0);
@ -535,13 +539,13 @@ Step::ptr State::createStep(ref<Store> destStore,
{
auto mc = startDbUpdate();
pqxx::work txn(conn);
createSubstitutionStep(txn, startTime, stopTime, build, drvPath, "out", *path);
createSubstitutionStep(txn, startTime, stopTime, build, drvPath, "out", path);
txn.commit();
}
} catch (Error & e) {
printError("while copying/substituting output ‘%s’ of ‘%s’: %s",
localStore->printStorePath(*path),
localStore->printStorePath(path),
localStore->printStorePath(drvPath),
e.what());
valid = false;