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Provide default values for outputHashAlgo and outputHashMode

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This commit is contained in:
Eelco Dolstra 2022-03-31 16:56:44 +02:00
parent a99af85a77
commit 7537097284
2 changed files with 11 additions and 13 deletions
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19
src/libexpr/primops.cc
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@ -991,8 +991,8 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
bool contentAddressed = false;
bool isImpure = false;
std::optional<std::string> outputHash;
std::string outputHashAlgo;
auto ingestionMethod = FileIngestionMethod::Flat;
std::optional<std::string> outputHashAlgo;
std::optional<FileIngestionMethod> ingestionMethod;
StringSet outputs;
outputs.insert("out");
@ -1190,15 +1190,16 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
.errPos = posDrvName
});
std::optional<HashType> ht = parseHashTypeOpt(outputHashAlgo);
std::optional<HashType> ht = parseHashTypeOpt(outputHashAlgo.value_or("sha256"));
Hash h = newHashAllowEmpty(*outputHash, ht);
auto outPath = state.store->makeFixedOutputPath(ingestionMethod, h, drvName);
auto method = ingestionMethod.value_or(FileIngestionMethod::Flat);
auto outPath = state.store->makeFixedOutputPath(method, h, drvName);
drv.env["out"] = state.store->printStorePath(outPath);
drv.outputs.insert_or_assign("out",
DerivationOutput::CAFixed {
.hash = FixedOutputHash {
.method = ingestionMethod,
.method = method,
.hash = std::move(h),
},
});
@ -1211,19 +1212,21 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
.errPos = posDrvName
});
HashType ht = parseHashType(outputHashAlgo);
auto ht = parseHashType(outputHashAlgo.value_or("sha256"));
auto method = ingestionMethod.value_or(FileIngestionMethod::Recursive);
for (auto & i : outputs) {
drv.env[i] = hashPlaceholder(i);
if (isImpure)
drv.outputs.insert_or_assign(i,
DerivationOutput::Impure {
.method = ingestionMethod,
.method = method,
.hashType = ht,
});
else
drv.outputs.insert_or_assign(i,
DerivationOutput::CAFloating {
.method = ingestionMethod,
.method = method,
.hashType = ht,
});
}

5
tests/impure-derivations.nix
View file

@ -15,8 +15,6 @@ rec {
printf $((x + 1)) > $TEST_ROOT/counter
'';
__impure = true;
outputHashAlgo = "sha256";
outputHashMode = "recursive";
impureEnvVars = [ "TEST_ROOT" ];
};
@ -32,8 +30,6 @@ rec {
ln -s $out $out/self
'';
__impure = true;
outputHashAlgo = "sha256";
outputHashMode = "recursive";
};
# This is not allowed.
@ -53,7 +49,6 @@ rec {
x=$(< ${impureOnImpure}/n)
printf ''${x:0:1} > $out
'';
outputHashAlgo = "sha256";
outputHashMode = "recursive";
outputHash = "sha256-eBYxcgkuWuiqs4cKNgKwkb3vY/HR0vVsJnqe8itJGcQ=";
};