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nix build --json: Include build statistics

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Example:

  # nix build -L --extra-experimental-features cgroups --impure --expr 'with import <nixpkgs> {}; runCommand "foo" {} "dd if=/dev/urandom bs=1M count=1024 | md5sum; mkdir $out"' --json
  [
    {
      "cpuSystem": 1.911431,
      "cpuUser": 1.214249,
      "drvPath": "/nix/store/xzdqz67xba18hljhycp0hwfigzrs2z69-foo.drv",
      "outputs": {
        "out": "/nix/store/rh9mc9l2gkpq8kn2sgzndr6ll7ffjh6l-foo"
      },
      "startTime": 1669024076,
      "stopTime": 1669024079
    }
  ]
This commit is contained in:
Eelco Dolstra 2022-11-21 10:49:01 +01:00
parent e7a5b76844
commit f0baa5c128
7 changed files with 73 additions and 46 deletions
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29
src/libcmd/installables.cc
View file

@ -844,20 +844,20 @@ std::shared_ptr<Installable> SourceExprCommand::parseInstallable(
return installables.front();
}
BuiltPaths Installable::build(
std::vector<BuiltPathWithResult> Installable::build(
ref<Store> evalStore,
ref<Store> store,
Realise mode,
const std::vector<std::shared_ptr<Installable>> & installables,
BuildMode bMode)
{
BuiltPaths res;
for (auto & [_, builtPath] : build2(evalStore, store, mode, installables, bMode))
res.push_back(builtPath);
std::vector<BuiltPathWithResult> res;
for (auto & [_, builtPathWithResult] : build2(evalStore, store, mode, installables, bMode))
res.push_back(builtPathWithResult);
return res;
}
std::vector<std::pair<std::shared_ptr<Installable>, BuiltPath>> Installable::build2(
std::vector<std::pair<std::shared_ptr<Installable>, BuiltPathWithResult>> Installable::build2(
ref<Store> evalStore,
ref<Store> store,
Realise mode,
@ -877,7 +877,7 @@ std::vector<std::pair<std::shared_ptr<Installable>, BuiltPath>> Installable::bui
}
}
std::vector<std::pair<std::shared_ptr<Installable>, BuiltPath>> res;
std::vector<std::pair<std::shared_ptr<Installable>, BuiltPathWithResult>> res;
switch (mode) {
@ -918,10 +918,10 @@ std::vector<std::pair<std::shared_ptr<Installable>, BuiltPath>> Installable::bui
output, *drvOutput->second);
}
}
res.push_back({installable, BuiltPath::Built { bfd.drvPath, outputs }});
res.push_back({installable, {.path = BuiltPath::Built { bfd.drvPath, outputs }}});
},
[&](const DerivedPath::Opaque & bo) {
res.push_back({installable, BuiltPath::Opaque { bo.path }});
res.push_back({installable, {.path = BuiltPath::Opaque { bo.path }}});
},
}, path.raw());
}
@ -943,10 +943,10 @@ std::vector<std::pair<std::shared_ptr<Installable>, BuiltPath>> Installable::bui
std::map<std::string, StorePath> outputs;
for (auto & path : buildResult.builtOutputs)
outputs.emplace(path.first.outputName, path.second.outPath);
res.push_back({installable, BuiltPath::Built { bfd.drvPath, outputs }});
res.push_back({installable, {.path = BuiltPath::Built { bfd.drvPath, outputs }, .result = buildResult}});
},
[&](const DerivedPath::Opaque & bo) {
res.push_back({installable, BuiltPath::Opaque { bo.path }});
res.push_back({installable, {.path = BuiltPath::Opaque { bo.path }, .result = buildResult}});
},
}, buildResult.path.raw());
}
@ -969,9 +969,12 @@ BuiltPaths Installable::toBuiltPaths(
OperateOn operateOn,
const std::vector<std::shared_ptr<Installable>> & installables)
{
if (operateOn == OperateOn::Output)
return Installable::build(evalStore, store, mode, installables);
else {
if (operateOn == OperateOn::Output) {
BuiltPaths res;
for (auto & p : Installable::build(evalStore, store, mode, installables))
res.push_back(p.path);
return res;
} else {
if (mode == Realise::Nothing)
settings.readOnlyMode = true;