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Move Derivation toJSON logic to libnixstore

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This commit is contained in:
John Ericson 2023-02-17 18:37:35 -05:00
parent a88ae62bc0
commit cd583362ec
3 changed files with 68 additions and 50 deletions
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59
src/libstore/derivations.cc
View file

@ -5,6 +5,7 @@
#include "worker-protocol.hh"
#include "fs-accessor.hh"
#include <boost/container/small_vector.hpp>
#include <nlohmann/json.hpp>
namespace nix {
@ -890,4 +891,62 @@ std::optional<BasicDerivation> Derivation::tryResolve(
const Hash impureOutputHash = hashString(htSHA256, "impure");
nlohmann::json DerivationOutput::toJSON(
const Store & store, std::string_view drvName, std::string_view outputName) const
{
nlohmann::json res = nlohmann::json::object();
std::visit(overloaded {
[&](const DerivationOutput::InputAddressed & doi) {
res["path"] = store.printStorePath(doi.path);
},
[&](const DerivationOutput::CAFixed & dof) {
res["path"] = store.printStorePath(dof.path(store, drvName, outputName));
res["hashAlgo"] = dof.hash.printMethodAlgo();
res["hash"] = dof.hash.hash.to_string(Base16, false);
},
[&](const DerivationOutput::CAFloating & dof) {
res["hashAlgo"] = makeFileIngestionPrefix(dof.method) + printHashType(dof.hashType);
},
[&](const DerivationOutput::Deferred &) {},
[&](const DerivationOutput::Impure & doi) {
res["hashAlgo"] = makeFileIngestionPrefix(doi.method) + printHashType(doi.hashType);
res["impure"] = true;
},
}, raw());
return res;
}
nlohmann::json Derivation::toJSON(const Store & store) const
{
nlohmann::json res = nlohmann::json::object();
{
nlohmann::json & outputsObj = res["outputs"];
outputsObj = nlohmann::json::object();
for (auto & [outputName, output] : outputs) {
outputsObj[outputName] = output.toJSON(store, name, outputName);
}
}
{
auto& inputsList = res["inputSrcs"];
inputsList = nlohmann::json ::array();
for (auto & input : inputSrcs)
inputsList.emplace_back(store.printStorePath(input));
}
{
auto& inputDrvsObj = res["inputDrvs"];
inputDrvsObj = nlohmann::json ::object();
for (auto & input : inputDrvs)
inputDrvsObj[store.printStorePath(input.first)] = input.second;
}
res["system"] = platform;
res["builder"] = builder;
res["args"] = args;
return res;
}
}

7
src/libstore/derivations.hh
View file

@ -83,6 +83,11 @@ struct DerivationOutput : _DerivationOutputRaw
inline const Raw & raw() const {
return static_cast<const Raw &>(*this);
}
nlohmann::json toJSON(
const Store & store,
std::string_view drvName,
std::string_view outputName) const;
};
typedef std::map<std::string, DerivationOutput> DerivationOutputs;
@ -210,6 +215,8 @@ struct Derivation : BasicDerivation
Derivation() = default;
Derivation(const BasicDerivation & bd) : BasicDerivation(bd) { }
Derivation(BasicDerivation && bd) : BasicDerivation(std::move(bd)) { }
nlohmann::json toJSON(const Store & store) const;
};