Parse narHash attribute for all input types

This commit is contained in:
Eelco Dolstra 2020-02-11 23:53:24 +01:00
parent 442e665d6d
commit d4df99a334
2 changed files with 9 additions and 6 deletions

View file

@ -32,7 +32,12 @@ std::unique_ptr<Input> inputFromAttrs(const Input::Attrs & attrs)
{
for (auto & inputScheme : *inputSchemes) {
auto res = inputScheme->inputFromAttrs(attrs);
if (res) return res;
if (res) {
if (auto narHash = maybeGetStrAttr(attrs, "narHash"))
// FIXME: require SRI hash.
res->narHash = Hash(*narHash);
return res;
}
}
throw Error("input '%s' is unsupported", attrsToJson(attrs));
}
@ -106,8 +111,8 @@ std::pair<Tree, std::shared_ptr<const Input>> Input::fetchTree(ref<Store> store)
assert(input->narHash == tree.info.narHash);
if (narHash && narHash != input->narHash)
throw Error("NAR hash mismatch in input '%s', expected '%s', got '%s'",
to_string(), narHash->to_string(SRI), input->narHash->to_string(SRI));
throw Error("NAR hash mismatch in input '%s' (%s), expected '%s', got '%s'",
to_string(), tree.actualPath, narHash->to_string(SRI), input->narHash->to_string(SRI));
return {std::move(tree), input};
}

View file

@ -121,9 +121,7 @@ struct TarballInputScheme : InputScheme
if (auto hash = maybeGetStrAttr(attrs, "hash"))
// FIXME: require SRI hash.
input->hash = Hash(*hash);
if (auto narHash = maybeGetStrAttr(attrs, "narHash"))
// FIXME: require SRI hash.
input->narHash = Hash(*narHash);
return input;
}
};