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Squashed get CA derivations building

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This commit is contained in:
John Ericson 2020-08-07 19:09:26 +00:00
parent f7ba16f9cb
commit e913a2989f
29 changed files with 1021 additions and 485 deletions
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26
src/nix-store/nix-store.cc
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@ -65,6 +65,7 @@ static PathSet realisePath(StorePathWithOutputs path, bool build = true)
if (path.path.isDerivation()) {
if (build) store->buildPaths({path});
auto outputPaths = store->queryDerivationOutputMapAssumeTotal(path.path);
Derivation drv = store->derivationFromPath(path.path);
rootNr++;
@ -77,7 +78,8 @@ static PathSet realisePath(StorePathWithOutputs path, bool build = true)
if (i == drv.outputs.end())
throw Error("derivation '%s' does not have an output named '%s'",
store2->printStorePath(path.path), j);
auto outPath = store2->printStorePath(i->second.path(*store, drv.name));
auto outPath = outputPaths.at(i->first);
auto retPath = store->printStorePath(outPath);
if (store2) {
if (gcRoot == "")
printGCWarning();
@ -85,10 +87,10 @@ static PathSet realisePath(StorePathWithOutputs path, bool build = true)
Path rootName = gcRoot;
if (rootNr > 1) rootName += "-" + std::to_string(rootNr);
if (i->first != "out") rootName += "-" + i->first;
outPath = store2->addPermRoot(store->parseStorePath(outPath), rootName, indirectRoot);
retPath = store2->addPermRoot(outPath, rootName, indirectRoot);
}
}
outputs.insert(outPath);
outputs.insert(retPath);
}
return outputs;
}
@ -218,8 +220,14 @@ static StorePathSet maybeUseOutputs(const StorePath & storePath, bool useOutput,
if (useOutput && storePath.isDerivation()) {
auto drv = store->derivationFromPath(storePath);
StorePathSet outputs;
for (auto & i : drv.outputs)
outputs.insert(i.second.path(*store, drv.name));
if (forceRealise)
return store->queryDerivationOutputs(storePath);
for (auto & i : drv.outputs) {
auto optPath = i.second.pathOpt(*store, drv.name);
if (!optPath)
throw UsageError("Cannot use output path of floating content-addressed derivation until we know what it is (e.g. by building it)");
outputs.insert(*optPath);
}
return outputs;
}
else return {storePath};
@ -309,11 +317,9 @@ static void opQuery(Strings opFlags, Strings opArgs)
case qOutputs: {
for (auto & i : opArgs) {
auto i2 = store->followLinksToStorePath(i);
if (forceRealise) realisePath({i2});
Derivation drv = store->derivationFromPath(i2);
for (auto & j : drv.outputs)
cout << fmt("%1%\n", store->printStorePath(j.second.path(*store, drv.name)));
auto outputs = maybeUseOutputs(store->followLinksToStorePath(i), true, forceRealise);
for (auto & outputPath : outputs)
cout << fmt("%1%\n", store->printStorePath(outputPath));
}
break;
}