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Support fixed-output derivations depending on impure derivations

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This commit is contained in:
Eelco Dolstra 2022-03-11 13:23:23 +01:00
parent 5cd72598fe
commit 18935e8b9f
4 changed files with 48 additions and 9 deletions
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9
src/libstore/build/derivation-goal.cc
View file

@ -342,9 +342,9 @@ void DerivationGoal::gaveUpOnSubstitution()
inputDrvOutputs.clear();
if (useDerivation)
for (auto & i : dynamic_cast<Derivation *>(drv.get())->inputDrvs) {
/* Ensure that pure derivations don't depend on impure
derivations. */
if (drv->type().isPure()) {
/* Ensure that pure, non-fixed-output derivations don't
depend on impure derivations. */
if (drv->type().isPure() && !drv->type().isFixed()) {
auto inputDrv = worker.evalStore.readDerivation(i.first);
if (!inputDrv.type().isPure())
throw Error("pure derivation '%s' depends on impure derivation '%s'",
@ -993,7 +993,8 @@ void DerivationGoal::resolvedFinished()
auto newRealisation = realisation;
newRealisation.id = DrvOutput { initialOutputs.at(wantedOutput).outputHash, wantedOutput };
newRealisation.signatures.clear();
newRealisation.dependentRealisations = drvOutputReferences(worker.store, *drv, realisation.outPath);
if (!drv->type().isFixed())
newRealisation.dependentRealisations = drvOutputReferences(worker.store, *drv, realisation.outPath);
signRealisation(newRealisation);
worker.store.registerDrvOutput(newRealisation);
}

7
src/libstore/misc.cc
View file

@ -277,15 +277,15 @@ std::map<DrvOutput, StorePath> drvOutputReferences(
{
std::set<Realisation> inputRealisations;
for (const auto& [inputDrv, outputNames] : drv.inputDrvs) {
for (const auto & [inputDrv, outputNames] : drv.inputDrvs) {
auto outputHashes =
staticOutputHashes(store, store.readDerivation(inputDrv));
for (const auto& outputName : outputNames) {
for (const auto & outputName : outputNames) {
auto thisRealisation = store.queryRealisation(
DrvOutput{outputHashes.at(outputName), outputName});
if (!thisRealisation)
throw Error(
"output '%s' of derivation '%s' isn’t built", outputName,
"output '%s' of derivation '%s' isn't built", outputName,
store.printStorePath(inputDrv));
inputRealisations.insert(*thisRealisation);
}
@ -295,4 +295,5 @@ std::map<DrvOutput, StorePath> drvOutputReferences(
return drvOutputReferences(Realisation::closure(store, inputRealisations), info->references);
}
}