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Throw error for derivation goal with bogus wanted output

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This commit is contained in:
John Ericson 2021-02-12 21:50:50 +00:00
parent 73b3e6cd46
commit 4bbd80c536
1 changed files with 8 additions and 0 deletions
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8
src/libstore/build/derivation-goal.cc
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@ -1243,9 +1243,12 @@ OutputPathMap DerivationGoal::queryDerivationOutputMap()
void DerivationGoal::checkPathValidity()
{
bool checkHash = buildMode == bmRepair;
auto wantedOutputsLeft = wantedOutputs;
for (auto & i : queryPartialDerivationOutputMap()) {
InitialOutput & info = initialOutputs.at(i.first);
info.wanted = wantOutput(i.first, wantedOutputs);
if (info.wanted)
wantedOutputsLeft.erase(i.first);
if (i.second) {
auto outputPath = *i.second;
info.known = {
@ -1267,6 +1270,11 @@ void DerivationGoal::checkPathValidity()
}
}
}
// If we requested all the outputs via the empty set, we are always fine.
// If we requested specific elements, the loop above removes all the valid
// ones, so any that are left must be invalid.
if (!wantedOutputsLeft.empty())
throw UsageError("some wanted outputs are not provided by the derivation: %s", concatStringsSep(", ", wantedOutputsLeft));
}