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Only store hash of fixed derivation output

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we don’t need a full storepath for a fixedoutput derivation. So just
putting the ingestion method + the hash is sufficient.
This commit is contained in:
Matthew Bauer 2020-07-08 19:11:39 -04:00
parent af95a7c16b
commit 8e0d0689be
14 changed files with 162 additions and 121 deletions
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27
src/libexpr/primops.cc
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@ -64,7 +64,7 @@ void EvalState::realiseContext(const PathSet & context)
DerivationOutputs::iterator i = drv.outputs.find(outputName);
if (i == drv.outputs.end())
throw Error("derivation '%s' does not have an output named '%s'", ctxS, outputName);
allowedPaths->insert(store->printStorePath(i->second.path));
allowedPaths->insert(store->printStorePath(i->second.path(*store, drv.name)));
}
}
}
@ -120,7 +120,7 @@ static void prim_scopedImport(EvalState & state, const Pos & pos, Value * * args
for (const auto & o : drv.outputs) {
v2 = state.allocAttr(w, state.symbols.create(o.first));
mkString(*v2, state.store->printStorePath(o.second.path), {"!" + o.first + "!" + path});
mkString(*v2, state.store->printStorePath(o.second.path(*state.store, drv.name)), {"!" + o.first + "!" + path});
outputsVal->listElems()[outputs_index] = state.allocValue();
mkString(*(outputsVal->listElems()[outputs_index++]), o.first);
}
@ -778,11 +778,12 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
auto outPath = state.store->makeFixedOutputPath(ingestionMethod, h, drvName);
if (!jsonObject) drv.env["out"] = state.store->printStorePath(outPath);
drv.outputs.insert_or_assign("out", DerivationOutput {
.path = std::move(outPath),
.hash = FixedOutputHash {
.method = ingestionMethod,
.hash = std::move(h),
},
.output = DerivationOutputFixed {
.hash = FixedOutputHash {
.method = ingestionMethod,
.hash = std::move(h),
},
},
});
}
@ -797,8 +798,9 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (!jsonObject) drv.env[i] = "";
drv.outputs.insert_or_assign(i,
DerivationOutput {
.path = StorePath::dummy,
.hash = std::optional<FixedOutputHash> {},
.output = DerivationOutputIntensional {
.path = StorePath::dummy,
},
});
}
@ -809,8 +811,9 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (!jsonObject) drv.env[i] = state.store->printStorePath(outPath);
drv.outputs.insert_or_assign(i,
DerivationOutput {
.path = std::move(outPath),
.hash = std::optional<FixedOutputHash>(),
.output = DerivationOutputIntensional {
.path = std::move(outPath),
},
});
}
}
@ -831,7 +834,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
mkString(*state.allocAttr(v, state.sDrvPath), drvPathS, {"=" + drvPathS});
for (auto & i : drv.outputs) {
mkString(*state.allocAttr(v, state.symbols.create(i.first)),
state.store->printStorePath(i.second.path), {"!" + i.first + "!" + drvPathS});
state.store->printStorePath(i.second.path(*state.store, drv.name)), {"!" + i.first + "!" + drvPathS});
}
v.attrs->sort();
}