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Factor out the queryPathInfos part of the build

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This commit is contained in:
Théophane Hufschmitt 2022-03-21 15:16:32 +01:00
parent 365776f5d7
commit a778a89f04
1 changed files with 39 additions and 26 deletions
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65
src/hydra-queue-runner/build-remote.cc
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@ -384,6 +384,44 @@ BuildResult performBuild(
return result;
}
std::map<StorePath, ValidPathInfo> queryPathInfos(
Machine::Connection & conn,
Store & localStore,
StorePathSet & outputs,
size_t & totalNarSize
)
{
/* Get info about each output path. */
std::map<StorePath, ValidPathInfo> infos;
conn.to << cmdQueryPathInfos;
worker_proto::write(localStore, conn.to, outputs);
conn.to.flush();
while (true) {
auto storePathS = readString(conn.from);
if (storePathS == "") break;
auto deriver = readString(conn.from); // deriver
auto references = worker_proto::read(localStore, conn.from, Phantom<StorePathSet> {});
readLongLong(conn.from); // download size
auto narSize = readLongLong(conn.from);
auto narHash = Hash::parseAny(readString(conn.from), htSHA256);
auto ca = parseContentAddressOpt(readString(conn.from));
readStrings<StringSet>(conn.from); // sigs
ValidPathInfo info(localStore.parseStorePath(storePathS), narHash);
assert(outputs.count(info.path));
info.references = references;
info.narSize = narSize;
totalNarSize += info.narSize;
info.narHash = narHash;
info.ca = ca;
if (deriver != "")
info.deriver = localStore.parseStorePath(deriver);
infos.insert_or_assign(info.path, info);
}
return infos;
}
void State::buildRemote(ref<Store> destStore,
Machine::ptr machine, Step::ptr step,
unsigned int maxSilentTime, unsigned int buildTimeout, unsigned int repeats,
@ -521,33 +559,8 @@ void State::buildRemote(ref<Store> destStore,
outputs.insert(*i.second.second);
}
/* Get info about each output path. */
std::map<StorePath, ValidPathInfo> infos;
size_t totalNarSize = 0;
conn.to << cmdQueryPathInfos;
worker_proto::write(*localStore, conn.to, outputs);
conn.to.flush();
while (true) {
auto storePathS = readString(conn.from);
if (storePathS == "") break;
auto deriver = readString(conn.from); // deriver
auto references = worker_proto::read(*localStore, conn.from, Phantom<StorePathSet> {});
readLongLong(conn.from); // download size
auto narSize = readLongLong(conn.from);
auto narHash = Hash::parseAny(readString(conn.from), htSHA256);
auto ca = parseContentAddressOpt(readString(conn.from));
readStrings<StringSet>(conn.from); // sigs
ValidPathInfo info(localStore->parseStorePath(storePathS), narHash);
assert(outputs.count(info.path));
info.references = references;
info.narSize = narSize;
totalNarSize += info.narSize;
info.narHash = narHash;
info.ca = ca;
if (deriver != "")
info.deriver = localStore->parseStorePath(deriver);
infos.insert_or_assign(info.path, info);
}
auto infos = queryPathInfos(conn, *localStore, outputs, totalNarSize);
if (totalNarSize > maxOutputSize) {
result.stepStatus = bsNarSizeLimitExceeded;