49221493e2
There's still room for improvement, but this produces much more informative output with `-v`: ``` $ nix flake check -v evaluating flake... checking flake output 'checks'... checking derivation checks.aarch64-darwin.ghcid-ng-tests... checking derivation checks.aarch64-darwin.ghcid-ng-clippy... checking derivation checks.aarch64-darwin.ghcid-ng-doc... checking derivation checks.aarch64-darwin.ghcid-ng-fmt... checking derivation checks.aarch64-darwin.ghcid-ng-audit... checking flake output 'packages'... checking derivation packages.aarch64-darwin.ghcid-ng... checking derivation packages.aarch64-darwin.ghcid-ng-tests... checking derivation packages.aarch64-darwin.default... checking flake output 'apps'... checking flake output 'devShells'... checking derivation devShells.aarch64-darwin.default... running flake checks... warning: The check omitted these incompatible systems: aarch64-linux, x86_64-darwin, x86_64-linux Use '--all-systems' to check all. ```
1450 lines
56 KiB
C++
1450 lines
56 KiB
C++
#include "command.hh"
|
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#include "installable-flake.hh"
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#include "common-args.hh"
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#include "shared.hh"
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#include "eval.hh"
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#include "eval-inline.hh"
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#include "eval-settings.hh"
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#include "flake/flake.hh"
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#include "get-drvs.hh"
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#include "store-api.hh"
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#include "derivations.hh"
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#include "outputs-spec.hh"
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#include "attr-path.hh"
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#include "fetchers.hh"
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#include "registry.hh"
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#include "eval-cache.hh"
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#include "markdown.hh"
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#include "users.hh"
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#include <nlohmann/json.hpp>
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#include <queue>
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#include <iomanip>
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using namespace nix;
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using namespace nix::flake;
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using json = nlohmann::json;
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struct CmdFlakeUpdate;
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class FlakeCommand : virtual Args, public MixFlakeOptions
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{
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protected:
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std::string flakeUrl = ".";
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public:
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FlakeCommand()
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{
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expectArgs({
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.label = "flake-url",
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.optional = true,
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.handler = {&flakeUrl},
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.completer = {[&](AddCompletions & completions, size_t, std::string_view prefix) {
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completeFlakeRef(completions, getStore(), prefix);
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}}
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});
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}
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FlakeRef getFlakeRef()
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{
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return parseFlakeRef(flakeUrl, absPath(".")); //FIXME
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}
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LockedFlake lockFlake()
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{
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return flake::lockFlake(*getEvalState(), getFlakeRef(), lockFlags);
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}
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std::vector<FlakeRef> getFlakeRefsForCompletion() override
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{
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return {
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// Like getFlakeRef but with expandTilde calld first
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parseFlakeRef(expandTilde(flakeUrl), absPath("."))
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};
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}
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};
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struct CmdFlakeUpdate : FlakeCommand
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{
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public:
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std::string description() override
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{
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return "update flake lock file";
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}
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CmdFlakeUpdate()
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{
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expectedArgs.clear();
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addFlag({
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.longName="flake",
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.description="The flake to operate on. Default is the current directory.",
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.labels={"flake-url"},
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.handler={&flakeUrl},
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.completer = {[&](AddCompletions & completions, size_t, std::string_view prefix) {
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completeFlakeRef(completions, getStore(), prefix);
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}}
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});
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expectArgs({
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.label="inputs",
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.optional=true,
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.handler={[&](std::string inputToUpdate){
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InputPath inputPath;
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try {
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inputPath = flake::parseInputPath(inputToUpdate);
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} catch (Error & e) {
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warn("Invalid flake input '%s'. To update a specific flake, use 'nix flake update --flake %s' instead.", inputToUpdate, inputToUpdate);
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throw e;
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}
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if (lockFlags.inputUpdates.contains(inputPath))
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warn("Input '%s' was specified multiple times. You may have done this by accident.");
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lockFlags.inputUpdates.insert(inputPath);
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}},
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.completer = {[&](AddCompletions & completions, size_t, std::string_view prefix) {
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completeFlakeInputPath(completions, getEvalState(), getFlakeRefsForCompletion(), prefix);
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}}
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});
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/* Remove flags that don't make sense. */
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removeFlag("no-update-lock-file");
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removeFlag("no-write-lock-file");
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}
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std::string doc() override
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{
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return
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#include "flake-update.md"
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;
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}
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void run(nix::ref<nix::Store> store) override
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{
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settings.tarballTtl = 0;
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auto updateAll = lockFlags.inputUpdates.empty();
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lockFlags.recreateLockFile = updateAll;
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lockFlags.writeLockFile = true;
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lockFlags.applyNixConfig = true;
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lockFlake();
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}
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};
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struct CmdFlakeLock : FlakeCommand
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{
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std::string description() override
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{
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return "create missing lock file entries";
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}
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CmdFlakeLock()
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{
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/* Remove flags that don't make sense. */
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removeFlag("no-write-lock-file");
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}
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std::string doc() override
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{
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return
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#include "flake-lock.md"
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;
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}
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void run(nix::ref<nix::Store> store) override
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{
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settings.tarballTtl = 0;
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lockFlags.writeLockFile = true;
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lockFlags.applyNixConfig = true;
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lockFlake();
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}
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};
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static void enumerateOutputs(EvalState & state, Value & vFlake,
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std::function<void(const std::string & name, Value & vProvide, const PosIdx pos)> callback)
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{
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auto pos = vFlake.determinePos(noPos);
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state.forceAttrs(vFlake, pos, "while evaluating a flake to get its outputs");
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auto aOutputs = vFlake.attrs->get(state.symbols.create("outputs"));
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assert(aOutputs);
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state.forceAttrs(*aOutputs->value, pos, "while evaluating the outputs of a flake");
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auto sHydraJobs = state.symbols.create("hydraJobs");
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/* Hack: ensure that hydraJobs is evaluated before anything
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else. This way we can disable IFD for hydraJobs and then enable
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it for other outputs. */
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if (auto attr = aOutputs->value->attrs->get(sHydraJobs))
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callback(state.symbols[attr->name], *attr->value, attr->pos);
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for (auto & attr : *aOutputs->value->attrs) {
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if (attr.name != sHydraJobs)
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callback(state.symbols[attr.name], *attr.value, attr.pos);
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}
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}
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struct CmdFlakeMetadata : FlakeCommand, MixJSON
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{
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std::string description() override
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{
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return "show flake metadata";
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}
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std::string doc() override
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{
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return
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#include "flake-metadata.md"
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;
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}
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void run(nix::ref<nix::Store> store) override
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{
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auto lockedFlake = lockFlake();
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auto & flake = lockedFlake.flake;
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if (json) {
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nlohmann::json j;
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if (flake.description)
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j["description"] = *flake.description;
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j["originalUrl"] = flake.originalRef.to_string();
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j["original"] = fetchers::attrsToJSON(flake.originalRef.toAttrs());
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j["resolvedUrl"] = flake.resolvedRef.to_string();
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j["resolved"] = fetchers::attrsToJSON(flake.resolvedRef.toAttrs());
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j["url"] = flake.lockedRef.to_string(); // FIXME: rename to lockedUrl
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j["locked"] = fetchers::attrsToJSON(flake.lockedRef.toAttrs());
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if (auto rev = flake.lockedRef.input.getRev())
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j["revision"] = rev->to_string(HashFormat::Base16, false);
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if (auto dirtyRev = fetchers::maybeGetStrAttr(flake.lockedRef.toAttrs(), "dirtyRev"))
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j["dirtyRevision"] = *dirtyRev;
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if (auto revCount = flake.lockedRef.input.getRevCount())
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j["revCount"] = *revCount;
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if (auto lastModified = flake.lockedRef.input.getLastModified())
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j["lastModified"] = *lastModified;
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j["path"] = store->printStorePath(flake.storePath);
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j["locks"] = lockedFlake.lockFile.toJSON();
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logger->cout("%s", j.dump());
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} else {
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logger->cout(
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ANSI_BOLD "Resolved URL:" ANSI_NORMAL " %s",
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flake.resolvedRef.to_string());
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logger->cout(
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ANSI_BOLD "Locked URL:" ANSI_NORMAL " %s",
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flake.lockedRef.to_string());
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if (flake.description)
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logger->cout(
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ANSI_BOLD "Description:" ANSI_NORMAL " %s",
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*flake.description);
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logger->cout(
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ANSI_BOLD "Path:" ANSI_NORMAL " %s",
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store->printStorePath(flake.storePath));
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if (auto rev = flake.lockedRef.input.getRev())
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logger->cout(
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ANSI_BOLD "Revision:" ANSI_NORMAL " %s",
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rev->to_string(HashFormat::Base16, false));
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if (auto dirtyRev = fetchers::maybeGetStrAttr(flake.lockedRef.toAttrs(), "dirtyRev"))
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logger->cout(
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ANSI_BOLD "Revision:" ANSI_NORMAL " %s",
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*dirtyRev);
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if (auto revCount = flake.lockedRef.input.getRevCount())
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logger->cout(
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ANSI_BOLD "Revisions:" ANSI_NORMAL " %s",
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*revCount);
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if (auto lastModified = flake.lockedRef.input.getLastModified())
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logger->cout(
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ANSI_BOLD "Last modified:" ANSI_NORMAL " %s",
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std::put_time(std::localtime(&*lastModified), "%F %T"));
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if (!lockedFlake.lockFile.root->inputs.empty())
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logger->cout(ANSI_BOLD "Inputs:" ANSI_NORMAL);
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std::set<ref<Node>> visited;
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std::function<void(const Node & node, const std::string & prefix)> recurse;
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recurse = [&](const Node & node, const std::string & prefix)
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{
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for (const auto & [i, input] : enumerate(node.inputs)) {
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bool last = i + 1 == node.inputs.size();
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if (auto lockedNode = std::get_if<0>(&input.second)) {
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std::string lastModifiedStr = "";
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if (auto lastModified = (*lockedNode)->lockedRef.input.getLastModified())
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lastModifiedStr = fmt(" (%s)", std::put_time(std::gmtime(&*lastModified), "%F %T"));
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logger->cout("%s" ANSI_BOLD "%s" ANSI_NORMAL ": %s%s",
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prefix + (last ? treeLast : treeConn), input.first,
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(*lockedNode)->lockedRef,
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lastModifiedStr);
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bool firstVisit = visited.insert(*lockedNode).second;
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if (firstVisit) recurse(**lockedNode, prefix + (last ? treeNull : treeLine));
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} else if (auto follows = std::get_if<1>(&input.second)) {
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logger->cout("%s" ANSI_BOLD "%s" ANSI_NORMAL " follows input '%s'",
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prefix + (last ? treeLast : treeConn), input.first,
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printInputPath(*follows));
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}
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}
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};
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visited.insert(lockedFlake.lockFile.root);
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recurse(*lockedFlake.lockFile.root, "");
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}
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}
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};
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struct CmdFlakeInfo : CmdFlakeMetadata
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{
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void run(nix::ref<nix::Store> store) override
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{
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warn("'nix flake info' is a deprecated alias for 'nix flake metadata'");
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CmdFlakeMetadata::run(store);
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}
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};
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struct CmdFlakeCheck : FlakeCommand
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{
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bool build = true;
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bool checkAllSystems = false;
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CmdFlakeCheck()
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{
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addFlag({
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.longName = "no-build",
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.description = "Do not build checks.",
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.handler = {&build, false}
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});
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addFlag({
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.longName = "all-systems",
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.description = "Check the outputs for all systems.",
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.handler = {&checkAllSystems, true}
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});
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}
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|
std::string description() override
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{
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return "check whether the flake evaluates and run its tests";
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}
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|
|
std::string doc() override
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|
{
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return
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#include "flake-check.md"
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;
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|
}
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|
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void run(nix::ref<nix::Store> store) override
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|
{
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if (!build) {
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settings.readOnlyMode = true;
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evalSettings.enableImportFromDerivation.setDefault(false);
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}
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auto state = getEvalState();
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lockFlags.applyNixConfig = true;
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auto flake = lockFlake();
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auto localSystem = std::string(settings.thisSystem.get());
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|
bool hasErrors = false;
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auto reportError = [&](const Error & e) {
|
|
try {
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throw e;
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|
} catch (Error & e) {
|
|
if (settings.keepGoing) {
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ignoreException();
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hasErrors = true;
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}
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else
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throw;
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}
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};
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std::set<std::string> omittedSystems;
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|
|
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// FIXME: rewrite to use EvalCache.
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|
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auto resolve = [&] (PosIdx p) {
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return state->positions[p];
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};
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auto argHasName = [&] (Symbol arg, std::string_view expected) {
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std::string_view name = state->symbols[arg];
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return
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name == expected
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|| name == "_"
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|| (hasPrefix(name, "_") && name.substr(1) == expected);
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};
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auto checkSystemName = [&](const std::string & system, const PosIdx pos) {
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// FIXME: what's the format of "system"?
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if (system.find('-') == std::string::npos)
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reportError(Error("'%s' is not a valid system type, at %s", system, resolve(pos)));
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};
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|
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|
auto checkSystemType = [&](const std::string & system, const PosIdx pos) {
|
|
if (!checkAllSystems && system != localSystem) {
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omittedSystems.insert(system);
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return false;
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} else {
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return true;
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}
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};
|
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auto checkDerivation = [&](const std::string & attrPath, Value & v, const PosIdx pos) -> std::optional<StorePath> {
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try {
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Activity act(*logger, lvlInfo, actUnknown,
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fmt("checking derivation %s", attrPath));
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auto packageInfo = getDerivation(*state, v, false);
|
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if (!packageInfo)
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throw Error("flake attribute '%s' is not a derivation", attrPath);
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// FIXME: check meta attributes
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return packageInfo->queryDrvPath();
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} catch (Error & e) {
|
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e.addTrace(resolve(pos), hintfmt("while checking the derivation '%s'", attrPath));
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reportError(e);
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}
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return std::nullopt;
|
|
};
|
|
|
|
std::vector<DerivedPath> drvPaths;
|
|
|
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auto checkApp = [&](const std::string & attrPath, Value & v, const PosIdx pos) {
|
|
try {
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#if 0
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// FIXME
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auto app = App(*state, v);
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for (auto & i : app.context) {
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auto [drvPathS, outputName] = NixStringContextElem::parse(i);
|
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store->parseStorePath(drvPathS);
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|
}
|
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#endif
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|
} catch (Error & e) {
|
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e.addTrace(resolve(pos), hintfmt("while checking the app definition '%s'", attrPath));
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|
reportError(e);
|
|
}
|
|
};
|
|
|
|
auto checkOverlay = [&](const std::string & attrPath, Value & v, const PosIdx pos) {
|
|
try {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking overlay %s", attrPath));
|
|
state->forceValue(v, pos);
|
|
if (!v.isLambda()) {
|
|
throw Error("overlay is not a function, but %s instead", showType(v));
|
|
}
|
|
if (v.lambda.fun->hasFormals()
|
|
|| !argHasName(v.lambda.fun->arg, "final"))
|
|
throw Error("overlay does not take an argument named 'final'");
|
|
auto body = dynamic_cast<ExprLambda *>(v.lambda.fun->body);
|
|
if (!body
|
|
|| body->hasFormals()
|
|
|| !argHasName(body->arg, "prev"))
|
|
throw Error("overlay does not take an argument named 'prev'");
|
|
// FIXME: if we have a 'nixpkgs' input, use it to
|
|
// evaluate the overlay.
|
|
} catch (Error & e) {
|
|
e.addTrace(resolve(pos), hintfmt("while checking the overlay '%s'", attrPath));
|
|
reportError(e);
|
|
}
|
|
};
|
|
|
|
auto checkModule = [&](const std::string & attrPath, Value & v, const PosIdx pos) {
|
|
try {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking NixOS module %s", attrPath));
|
|
state->forceValue(v, pos);
|
|
} catch (Error & e) {
|
|
e.addTrace(resolve(pos), hintfmt("while checking the NixOS module '%s'", attrPath));
|
|
reportError(e);
|
|
}
|
|
};
|
|
|
|
std::function<void(const std::string & attrPath, Value & v, const PosIdx pos)> checkHydraJobs;
|
|
|
|
checkHydraJobs = [&](const std::string & attrPath, Value & v, const PosIdx pos) {
|
|
try {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking Hydra job %s", attrPath));
|
|
state->forceAttrs(v, pos, "");
|
|
|
|
if (state->isDerivation(v))
|
|
throw Error("jobset should not be a derivation at top-level");
|
|
|
|
for (auto & attr : *v.attrs) {
|
|
state->forceAttrs(*attr.value, attr.pos, "");
|
|
auto attrPath2 = concatStrings(attrPath, ".", state->symbols[attr.name]);
|
|
if (state->isDerivation(*attr.value)) {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking Hydra job '%s'", attrPath2));
|
|
checkDerivation(attrPath2, *attr.value, attr.pos);
|
|
} else
|
|
checkHydraJobs(attrPath2, *attr.value, attr.pos);
|
|
}
|
|
|
|
} catch (Error & e) {
|
|
e.addTrace(resolve(pos), hintfmt("while checking the Hydra jobset '%s'", attrPath));
|
|
reportError(e);
|
|
}
|
|
};
|
|
|
|
auto checkNixOSConfiguration = [&](const std::string & attrPath, Value & v, const PosIdx pos) {
|
|
try {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking NixOS configuration '%s'", attrPath));
|
|
Bindings & bindings(*state->allocBindings(0));
|
|
auto vToplevel = findAlongAttrPath(*state, "config.system.build.toplevel", bindings, v).first;
|
|
state->forceValue(*vToplevel, pos);
|
|
if (!state->isDerivation(*vToplevel))
|
|
throw Error("attribute 'config.system.build.toplevel' is not a derivation");
|
|
} catch (Error & e) {
|
|
e.addTrace(resolve(pos), hintfmt("while checking the NixOS configuration '%s'", attrPath));
|
|
reportError(e);
|
|
}
|
|
};
|
|
|
|
auto checkTemplate = [&](const std::string & attrPath, Value & v, const PosIdx pos) {
|
|
try {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking template '%s'", attrPath));
|
|
|
|
state->forceAttrs(v, pos, "");
|
|
|
|
if (auto attr = v.attrs->get(state->symbols.create("path"))) {
|
|
if (attr->name == state->symbols.create("path")) {
|
|
NixStringContext context;
|
|
auto path = state->coerceToPath(attr->pos, *attr->value, context, "");
|
|
if (!path.pathExists())
|
|
throw Error("template '%s' refers to a non-existent path '%s'", attrPath, path);
|
|
// TODO: recursively check the flake in 'path'.
|
|
}
|
|
} else
|
|
throw Error("template '%s' lacks attribute 'path'", attrPath);
|
|
|
|
if (auto attr = v.attrs->get(state->symbols.create("description")))
|
|
state->forceStringNoCtx(*attr->value, attr->pos, "");
|
|
else
|
|
throw Error("template '%s' lacks attribute 'description'", attrPath);
|
|
|
|
for (auto & attr : *v.attrs) {
|
|
std::string_view name(state->symbols[attr.name]);
|
|
if (name != "path" && name != "description" && name != "welcomeText")
|
|
throw Error("template '%s' has unsupported attribute '%s'", attrPath, name);
|
|
}
|
|
} catch (Error & e) {
|
|
e.addTrace(resolve(pos), hintfmt("while checking the template '%s'", attrPath));
|
|
reportError(e);
|
|
}
|
|
};
|
|
|
|
auto checkBundler = [&](const std::string & attrPath, Value & v, const PosIdx pos) {
|
|
try {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking bundler %s", attrPath));
|
|
state->forceValue(v, pos);
|
|
if (!v.isLambda())
|
|
throw Error("bundler must be a function");
|
|
// TODO: check types of inputs/outputs?
|
|
} catch (Error & e) {
|
|
e.addTrace(resolve(pos), hintfmt("while checking the template '%s'", attrPath));
|
|
reportError(e);
|
|
}
|
|
};
|
|
|
|
{
|
|
Activity act(*logger, lvlInfo, actUnknown, "evaluating flake");
|
|
|
|
auto vFlake = state->allocValue();
|
|
flake::callFlake(*state, flake, *vFlake);
|
|
|
|
enumerateOutputs(*state,
|
|
*vFlake,
|
|
[&](const std::string & name, Value & vOutput, const PosIdx pos) {
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("checking flake output '%s'", name));
|
|
|
|
try {
|
|
evalSettings.enableImportFromDerivation.setDefault(name != "hydraJobs");
|
|
|
|
state->forceValue(vOutput, pos);
|
|
|
|
std::string_view replacement =
|
|
name == "defaultPackage" ? "packages.<system>.default" :
|
|
name == "defaultApp" ? "apps.<system>.default" :
|
|
name == "defaultTemplate" ? "templates.default" :
|
|
name == "defaultBundler" ? "bundlers.<system>.default" :
|
|
name == "overlay" ? "overlays.default" :
|
|
name == "devShell" ? "devShells.<system>.default" :
|
|
name == "nixosModule" ? "nixosModules.default" :
|
|
"";
|
|
if (replacement != "")
|
|
warn("flake output attribute '%s' is deprecated; use '%s' instead", name, replacement);
|
|
|
|
if (name == "checks") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos)) {
|
|
state->forceAttrs(*attr.value, attr.pos, "");
|
|
for (auto & attr2 : *attr.value->attrs) {
|
|
auto drvPath = checkDerivation(
|
|
fmt("%s.%s.%s", name, attr_name, state->symbols[attr2.name]),
|
|
*attr2.value, attr2.pos);
|
|
if (drvPath && attr_name == settings.thisSystem.get()) {
|
|
drvPaths.push_back(DerivedPath::Built {
|
|
.drvPath = makeConstantStorePathRef(*drvPath),
|
|
.outputs = OutputsSpec::All { },
|
|
});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
else if (name == "formatter") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos)) {
|
|
checkApp(
|
|
fmt("%s.%s", name, attr_name),
|
|
*attr.value, attr.pos);
|
|
};
|
|
}
|
|
}
|
|
|
|
else if (name == "packages" || name == "devShells") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos)) {
|
|
state->forceAttrs(*attr.value, attr.pos, "");
|
|
for (auto & attr2 : *attr.value->attrs)
|
|
checkDerivation(
|
|
fmt("%s.%s.%s", name, attr_name, state->symbols[attr2.name]),
|
|
*attr2.value, attr2.pos);
|
|
};
|
|
}
|
|
}
|
|
|
|
else if (name == "apps") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos)) {
|
|
state->forceAttrs(*attr.value, attr.pos, "");
|
|
for (auto & attr2 : *attr.value->attrs)
|
|
checkApp(
|
|
fmt("%s.%s.%s", name, attr_name, state->symbols[attr2.name]),
|
|
*attr2.value, attr2.pos);
|
|
};
|
|
}
|
|
}
|
|
|
|
else if (name == "defaultPackage" || name == "devShell") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos)) {
|
|
checkDerivation(
|
|
fmt("%s.%s", name, attr_name),
|
|
*attr.value, attr.pos);
|
|
};
|
|
}
|
|
}
|
|
|
|
else if (name == "defaultApp") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos) ) {
|
|
checkApp(
|
|
fmt("%s.%s", name, attr_name),
|
|
*attr.value, attr.pos);
|
|
};
|
|
}
|
|
}
|
|
|
|
else if (name == "legacyPackages") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
checkSystemName(state->symbols[attr.name], attr.pos);
|
|
checkSystemType(state->symbols[attr.name], attr.pos);
|
|
// FIXME: do getDerivations?
|
|
}
|
|
}
|
|
|
|
else if (name == "overlay")
|
|
checkOverlay(name, vOutput, pos);
|
|
|
|
else if (name == "overlays") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs)
|
|
checkOverlay(fmt("%s.%s", name, state->symbols[attr.name]),
|
|
*attr.value, attr.pos);
|
|
}
|
|
|
|
else if (name == "nixosModule")
|
|
checkModule(name, vOutput, pos);
|
|
|
|
else if (name == "nixosModules") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs)
|
|
checkModule(fmt("%s.%s", name, state->symbols[attr.name]),
|
|
*attr.value, attr.pos);
|
|
}
|
|
|
|
else if (name == "nixosConfigurations") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs)
|
|
checkNixOSConfiguration(fmt("%s.%s", name, state->symbols[attr.name]),
|
|
*attr.value, attr.pos);
|
|
}
|
|
|
|
else if (name == "hydraJobs")
|
|
checkHydraJobs(name, vOutput, pos);
|
|
|
|
else if (name == "defaultTemplate")
|
|
checkTemplate(name, vOutput, pos);
|
|
|
|
else if (name == "templates") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs)
|
|
checkTemplate(fmt("%s.%s", name, state->symbols[attr.name]),
|
|
*attr.value, attr.pos);
|
|
}
|
|
|
|
else if (name == "defaultBundler") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos)) {
|
|
checkBundler(
|
|
fmt("%s.%s", name, attr_name),
|
|
*attr.value, attr.pos);
|
|
};
|
|
}
|
|
}
|
|
|
|
else if (name == "bundlers") {
|
|
state->forceAttrs(vOutput, pos, "");
|
|
for (auto & attr : *vOutput.attrs) {
|
|
const auto & attr_name = state->symbols[attr.name];
|
|
checkSystemName(attr_name, attr.pos);
|
|
if (checkSystemType(attr_name, attr.pos)) {
|
|
state->forceAttrs(*attr.value, attr.pos, "");
|
|
for (auto & attr2 : *attr.value->attrs) {
|
|
checkBundler(
|
|
fmt("%s.%s.%s", name, attr_name, state->symbols[attr2.name]),
|
|
*attr2.value, attr2.pos);
|
|
}
|
|
};
|
|
}
|
|
}
|
|
|
|
else if (
|
|
name == "lib"
|
|
|| name == "darwinConfigurations"
|
|
|| name == "darwinModules"
|
|
|| name == "flakeModule"
|
|
|| name == "flakeModules"
|
|
|| name == "herculesCI"
|
|
|| name == "homeConfigurations"
|
|
|| name == "nixopsConfigurations"
|
|
)
|
|
// Known but unchecked community attribute
|
|
;
|
|
|
|
else
|
|
warn("unknown flake output '%s'", name);
|
|
|
|
} catch (Error & e) {
|
|
e.addTrace(resolve(pos), hintfmt("while checking flake output '%s'", name));
|
|
reportError(e);
|
|
}
|
|
});
|
|
}
|
|
|
|
if (build && !drvPaths.empty()) {
|
|
Activity act(*logger, lvlInfo, actUnknown, "running flake checks");
|
|
store->buildPaths(drvPaths);
|
|
}
|
|
if (hasErrors)
|
|
throw Error("some errors were encountered during the evaluation");
|
|
|
|
if (!omittedSystems.empty()) {
|
|
warn(
|
|
"The check omitted these incompatible systems: %s\n"
|
|
"Use '--all-systems' to check all.",
|
|
concatStringsSep(", ", omittedSystems)
|
|
);
|
|
};
|
|
};
|
|
};
|
|
|
|
static Strings defaultTemplateAttrPathsPrefixes{"templates."};
|
|
static Strings defaultTemplateAttrPaths = {"templates.default", "defaultTemplate"};
|
|
|
|
struct CmdFlakeInitCommon : virtual Args, EvalCommand
|
|
{
|
|
std::string templateUrl = "templates";
|
|
Path destDir;
|
|
|
|
const LockFlags lockFlags{ .writeLockFile = false };
|
|
|
|
CmdFlakeInitCommon()
|
|
{
|
|
addFlag({
|
|
.longName = "template",
|
|
.shortName = 't',
|
|
.description = "The template to use.",
|
|
.labels = {"template"},
|
|
.handler = {&templateUrl},
|
|
.completer = {[&](AddCompletions & completions, size_t, std::string_view prefix) {
|
|
completeFlakeRefWithFragment(
|
|
completions,
|
|
getEvalState(),
|
|
lockFlags,
|
|
defaultTemplateAttrPathsPrefixes,
|
|
defaultTemplateAttrPaths,
|
|
prefix);
|
|
}}
|
|
});
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto flakeDir = absPath(destDir);
|
|
|
|
auto evalState = getEvalState();
|
|
|
|
auto [templateFlakeRef, templateName] = parseFlakeRefWithFragment(templateUrl, absPath("."));
|
|
|
|
auto installable = InstallableFlake(nullptr,
|
|
evalState, std::move(templateFlakeRef), templateName, ExtendedOutputsSpec::Default(),
|
|
defaultTemplateAttrPaths,
|
|
defaultTemplateAttrPathsPrefixes,
|
|
lockFlags);
|
|
|
|
auto cursor = installable.getCursor(*evalState);
|
|
|
|
auto templateDirAttr = cursor->getAttr("path");
|
|
auto templateDir = templateDirAttr->getString();
|
|
|
|
if (!store->isInStore(templateDir))
|
|
throw TypeError(
|
|
"'%s' was not found in the Nix store\n"
|
|
"If you've set '%s' to a string, try using a path instead.",
|
|
templateDir, templateDirAttr->getAttrPathStr());
|
|
|
|
std::vector<Path> changedFiles;
|
|
std::vector<Path> conflictedFiles;
|
|
|
|
std::function<void(const Path & from, const Path & to)> copyDir;
|
|
copyDir = [&](const Path & from, const Path & to)
|
|
{
|
|
createDirs(to);
|
|
|
|
for (auto & entry : readDirectory(from)) {
|
|
auto from2 = from + "/" + entry.name;
|
|
auto to2 = to + "/" + entry.name;
|
|
auto st = lstat(from2);
|
|
if (S_ISDIR(st.st_mode))
|
|
copyDir(from2, to2);
|
|
else if (S_ISREG(st.st_mode)) {
|
|
auto contents = readFile(from2);
|
|
if (pathExists(to2)) {
|
|
auto contents2 = readFile(to2);
|
|
if (contents != contents2) {
|
|
printError("refusing to overwrite existing file '%s'\n please merge it manually with '%s'", to2, from2);
|
|
conflictedFiles.push_back(to2);
|
|
} else {
|
|
notice("skipping identical file: %s", from2);
|
|
}
|
|
continue;
|
|
} else
|
|
writeFile(to2, contents);
|
|
}
|
|
else if (S_ISLNK(st.st_mode)) {
|
|
auto target = readLink(from2);
|
|
if (pathExists(to2)) {
|
|
if (readLink(to2) != target) {
|
|
printError("refusing to overwrite existing file '%s'\n please merge it manually with '%s'", to2, from2);
|
|
conflictedFiles.push_back(to2);
|
|
} else {
|
|
notice("skipping identical file: %s", from2);
|
|
}
|
|
continue;
|
|
} else
|
|
createSymlink(target, to2);
|
|
}
|
|
else
|
|
throw Error("file '%s' has unsupported type", from2);
|
|
changedFiles.push_back(to2);
|
|
notice("wrote: %s", to2);
|
|
}
|
|
};
|
|
|
|
copyDir(templateDir, flakeDir);
|
|
|
|
if (!changedFiles.empty() && pathExists(flakeDir + "/.git")) {
|
|
Strings args = { "-C", flakeDir, "add", "--intent-to-add", "--force", "--" };
|
|
for (auto & s : changedFiles) args.push_back(s);
|
|
runProgram("git", true, args);
|
|
}
|
|
auto welcomeText = cursor->maybeGetAttr("welcomeText");
|
|
if (welcomeText) {
|
|
notice("\n");
|
|
notice(renderMarkdownToTerminal(welcomeText->getString()));
|
|
}
|
|
|
|
if (!conflictedFiles.empty())
|
|
throw Error("Encountered %d conflicts - see above", conflictedFiles.size());
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeInit : CmdFlakeInitCommon
|
|
{
|
|
std::string description() override
|
|
{
|
|
return "create a flake in the current directory from a template";
|
|
}
|
|
|
|
std::string doc() override
|
|
{
|
|
return
|
|
#include "flake-init.md"
|
|
;
|
|
}
|
|
|
|
CmdFlakeInit()
|
|
{
|
|
destDir = ".";
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeNew : CmdFlakeInitCommon
|
|
{
|
|
std::string description() override
|
|
{
|
|
return "create a flake in the specified directory from a template";
|
|
}
|
|
|
|
std::string doc() override
|
|
{
|
|
return
|
|
#include "flake-new.md"
|
|
;
|
|
}
|
|
|
|
CmdFlakeNew()
|
|
{
|
|
expectArgs({
|
|
.label = "dest-dir",
|
|
.handler = {&destDir},
|
|
.completer = completePath
|
|
});
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeClone : FlakeCommand
|
|
{
|
|
Path destDir;
|
|
|
|
std::string description() override
|
|
{
|
|
return "clone flake repository";
|
|
}
|
|
|
|
std::string doc() override
|
|
{
|
|
return
|
|
#include "flake-clone.md"
|
|
;
|
|
}
|
|
|
|
CmdFlakeClone()
|
|
{
|
|
addFlag({
|
|
.longName = "dest",
|
|
.shortName = 'f',
|
|
.description = "Clone the flake to path *dest*.",
|
|
.labels = {"path"},
|
|
.handler = {&destDir}
|
|
});
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
if (destDir.empty())
|
|
throw Error("missing flag '--dest'");
|
|
|
|
getFlakeRef().resolve(store).input.clone(destDir);
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeArchive : FlakeCommand, MixJSON, MixDryRun
|
|
{
|
|
std::string dstUri;
|
|
|
|
CmdFlakeArchive()
|
|
{
|
|
addFlag({
|
|
.longName = "to",
|
|
.description = "URI of the destination Nix store",
|
|
.labels = {"store-uri"},
|
|
.handler = {&dstUri}
|
|
});
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "copy a flake and all its inputs to a store";
|
|
}
|
|
|
|
std::string doc() override
|
|
{
|
|
return
|
|
#include "flake-archive.md"
|
|
;
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto flake = lockFlake();
|
|
|
|
StorePathSet sources;
|
|
|
|
sources.insert(flake.flake.storePath);
|
|
|
|
// FIXME: use graph output, handle cycles.
|
|
std::function<nlohmann::json(const Node & node)> traverse;
|
|
traverse = [&](const Node & node)
|
|
{
|
|
nlohmann::json jsonObj2 = json ? json::object() : nlohmann::json(nullptr);
|
|
for (auto & [inputName, input] : node.inputs) {
|
|
if (auto inputNode = std::get_if<0>(&input)) {
|
|
auto storePath =
|
|
dryRun
|
|
? (*inputNode)->lockedRef.input.computeStorePath(*store)
|
|
: (*inputNode)->lockedRef.input.fetch(store).first;
|
|
if (json) {
|
|
auto& jsonObj3 = jsonObj2[inputName];
|
|
jsonObj3["path"] = store->printStorePath(storePath);
|
|
sources.insert(std::move(storePath));
|
|
jsonObj3["inputs"] = traverse(**inputNode);
|
|
} else {
|
|
sources.insert(std::move(storePath));
|
|
traverse(**inputNode);
|
|
}
|
|
}
|
|
}
|
|
return jsonObj2;
|
|
};
|
|
|
|
if (json) {
|
|
nlohmann::json jsonRoot = {
|
|
{"path", store->printStorePath(flake.flake.storePath)},
|
|
{"inputs", traverse(*flake.lockFile.root)},
|
|
};
|
|
logger->cout("%s", jsonRoot);
|
|
} else {
|
|
traverse(*flake.lockFile.root);
|
|
}
|
|
|
|
if (!dryRun && !dstUri.empty()) {
|
|
ref<Store> dstStore = dstUri.empty() ? openStore() : openStore(dstUri);
|
|
copyPaths(*store, *dstStore, sources);
|
|
}
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeShow : FlakeCommand, MixJSON
|
|
{
|
|
bool showLegacy = false;
|
|
bool showAllSystems = false;
|
|
|
|
CmdFlakeShow()
|
|
{
|
|
addFlag({
|
|
.longName = "legacy",
|
|
.description = "Show the contents of the `legacyPackages` output.",
|
|
.handler = {&showLegacy, true}
|
|
});
|
|
addFlag({
|
|
.longName = "all-systems",
|
|
.description = "Show the contents of outputs for all systems.",
|
|
.handler = {&showAllSystems, true}
|
|
});
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "show the outputs provided by a flake";
|
|
}
|
|
|
|
std::string doc() override
|
|
{
|
|
return
|
|
#include "flake-show.md"
|
|
;
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
evalSettings.enableImportFromDerivation.setDefault(false);
|
|
|
|
auto state = getEvalState();
|
|
auto flake = std::make_shared<LockedFlake>(lockFlake());
|
|
auto localSystem = std::string(settings.thisSystem.get());
|
|
|
|
std::function<bool(
|
|
eval_cache::AttrCursor & visitor,
|
|
const std::vector<Symbol> &attrPath,
|
|
const Symbol &attr)> hasContent;
|
|
|
|
// For frameworks it's important that structures are as lazy as possible
|
|
// to prevent infinite recursions, performance issues and errors that
|
|
// aren't related to the thing to evaluate. As a consequence, they have
|
|
// to emit more attributes than strictly (sic) necessary.
|
|
// However, these attributes with empty values are not useful to the user
|
|
// so we omit them.
|
|
hasContent = [&](
|
|
eval_cache::AttrCursor & visitor,
|
|
const std::vector<Symbol> &attrPath,
|
|
const Symbol &attr) -> bool
|
|
{
|
|
auto attrPath2(attrPath);
|
|
attrPath2.push_back(attr);
|
|
auto attrPathS = state->symbols.resolve(attrPath2);
|
|
const auto & attrName = state->symbols[attr];
|
|
|
|
auto visitor2 = visitor.getAttr(attrName);
|
|
|
|
try {
|
|
if ((attrPathS[0] == "apps"
|
|
|| attrPathS[0] == "checks"
|
|
|| attrPathS[0] == "devShells"
|
|
|| attrPathS[0] == "legacyPackages"
|
|
|| attrPathS[0] == "packages")
|
|
&& (attrPathS.size() == 1 || attrPathS.size() == 2)) {
|
|
for (const auto &subAttr : visitor2->getAttrs()) {
|
|
if (hasContent(*visitor2, attrPath2, subAttr)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
if ((attrPathS.size() == 1)
|
|
&& (attrPathS[0] == "formatter"
|
|
|| attrPathS[0] == "nixosConfigurations"
|
|
|| attrPathS[0] == "nixosModules"
|
|
|| attrPathS[0] == "overlays"
|
|
)) {
|
|
for (const auto &subAttr : visitor2->getAttrs()) {
|
|
if (hasContent(*visitor2, attrPath2, subAttr)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// If we don't recognize it, it's probably content
|
|
return true;
|
|
} catch (EvalError & e) {
|
|
// Some attrs may contain errors, eg. legacyPackages of
|
|
// nixpkgs. We still want to recurse into it, instead of
|
|
// skipping it at all.
|
|
return true;
|
|
}
|
|
};
|
|
|
|
std::function<nlohmann::json(
|
|
eval_cache::AttrCursor & visitor,
|
|
const std::vector<Symbol> & attrPath,
|
|
const std::string & headerPrefix,
|
|
const std::string & nextPrefix)> visit;
|
|
|
|
visit = [&](
|
|
eval_cache::AttrCursor & visitor,
|
|
const std::vector<Symbol> & attrPath,
|
|
const std::string & headerPrefix,
|
|
const std::string & nextPrefix)
|
|
-> nlohmann::json
|
|
{
|
|
auto j = nlohmann::json::object();
|
|
|
|
auto attrPathS = state->symbols.resolve(attrPath);
|
|
|
|
Activity act(*logger, lvlInfo, actUnknown,
|
|
fmt("evaluating '%s'", concatStringsSep(".", attrPathS)));
|
|
|
|
try {
|
|
auto recurse = [&]()
|
|
{
|
|
if (!json)
|
|
logger->cout("%s", headerPrefix);
|
|
std::vector<Symbol> attrs;
|
|
for (const auto &attr : visitor.getAttrs()) {
|
|
if (hasContent(visitor, attrPath, attr))
|
|
attrs.push_back(attr);
|
|
}
|
|
|
|
for (const auto & [i, attr] : enumerate(attrs)) {
|
|
const auto & attrName = state->symbols[attr];
|
|
bool last = i + 1 == attrs.size();
|
|
auto visitor2 = visitor.getAttr(attrName);
|
|
auto attrPath2(attrPath);
|
|
attrPath2.push_back(attr);
|
|
auto j2 = visit(*visitor2, attrPath2,
|
|
fmt(ANSI_GREEN "%s%s" ANSI_NORMAL ANSI_BOLD "%s" ANSI_NORMAL, nextPrefix, last ? treeLast : treeConn, attrName),
|
|
nextPrefix + (last ? treeNull : treeLine));
|
|
if (json) j.emplace(attrName, std::move(j2));
|
|
}
|
|
};
|
|
|
|
auto showDerivation = [&]()
|
|
{
|
|
auto name = visitor.getAttr(state->sName)->getString();
|
|
if (json) {
|
|
std::optional<std::string> description;
|
|
if (auto aMeta = visitor.maybeGetAttr(state->sMeta)) {
|
|
if (auto aDescription = aMeta->maybeGetAttr(state->sDescription))
|
|
description = aDescription->getString();
|
|
}
|
|
j.emplace("type", "derivation");
|
|
j.emplace("name", name);
|
|
if (description)
|
|
j.emplace("description", *description);
|
|
} else {
|
|
logger->cout("%s: %s '%s'",
|
|
headerPrefix,
|
|
attrPath.size() == 2 && attrPathS[0] == "devShell" ? "development environment" :
|
|
attrPath.size() >= 2 && attrPathS[0] == "devShells" ? "development environment" :
|
|
attrPath.size() == 3 && attrPathS[0] == "checks" ? "derivation" :
|
|
attrPath.size() >= 1 && attrPathS[0] == "hydraJobs" ? "derivation" :
|
|
"package",
|
|
name);
|
|
}
|
|
};
|
|
|
|
if (attrPath.size() == 0
|
|
|| (attrPath.size() == 1 && (
|
|
attrPathS[0] == "defaultPackage"
|
|
|| attrPathS[0] == "devShell"
|
|
|| attrPathS[0] == "formatter"
|
|
|| attrPathS[0] == "nixosConfigurations"
|
|
|| attrPathS[0] == "nixosModules"
|
|
|| attrPathS[0] == "defaultApp"
|
|
|| attrPathS[0] == "templates"
|
|
|| attrPathS[0] == "overlays"))
|
|
|| ((attrPath.size() == 1 || attrPath.size() == 2)
|
|
&& (attrPathS[0] == "checks"
|
|
|| attrPathS[0] == "packages"
|
|
|| attrPathS[0] == "devShells"
|
|
|| attrPathS[0] == "apps"))
|
|
)
|
|
{
|
|
recurse();
|
|
}
|
|
|
|
else if (
|
|
(attrPath.size() == 2 && (attrPathS[0] == "defaultPackage" || attrPathS[0] == "devShell" || attrPathS[0] == "formatter"))
|
|
|| (attrPath.size() == 3 && (attrPathS[0] == "checks" || attrPathS[0] == "packages" || attrPathS[0] == "devShells"))
|
|
)
|
|
{
|
|
if (!showAllSystems && std::string(attrPathS[1]) != localSystem) {
|
|
if (!json)
|
|
logger->cout(fmt("%s " ANSI_WARNING "omitted" ANSI_NORMAL " (use '--all-systems' to show)", headerPrefix));
|
|
else {
|
|
logger->warn(fmt("%s omitted (use '--all-systems' to show)", concatStringsSep(".", attrPathS)));
|
|
}
|
|
} else {
|
|
if (visitor.isDerivation())
|
|
showDerivation();
|
|
else
|
|
throw Error("expected a derivation");
|
|
}
|
|
}
|
|
|
|
else if (attrPath.size() > 0 && attrPathS[0] == "hydraJobs") {
|
|
if (visitor.isDerivation())
|
|
showDerivation();
|
|
else
|
|
recurse();
|
|
}
|
|
|
|
else if (attrPath.size() > 0 && attrPathS[0] == "legacyPackages") {
|
|
if (attrPath.size() == 1)
|
|
recurse();
|
|
else if (!showLegacy){
|
|
if (!json)
|
|
logger->cout(fmt("%s " ANSI_WARNING "omitted" ANSI_NORMAL " (use '--legacy' to show)", headerPrefix));
|
|
else {
|
|
logger->warn(fmt("%s omitted (use '--legacy' to show)", concatStringsSep(".", attrPathS)));
|
|
}
|
|
} else if (!showAllSystems && std::string(attrPathS[1]) != localSystem) {
|
|
if (!json)
|
|
logger->cout(fmt("%s " ANSI_WARNING "omitted" ANSI_NORMAL " (use '--all-systems' to show)", headerPrefix));
|
|
else {
|
|
logger->warn(fmt("%s omitted (use '--all-systems' to show)", concatStringsSep(".", attrPathS)));
|
|
}
|
|
} else {
|
|
if (visitor.isDerivation())
|
|
showDerivation();
|
|
else if (attrPath.size() <= 2)
|
|
// FIXME: handle recurseIntoAttrs
|
|
recurse();
|
|
}
|
|
}
|
|
|
|
else if (
|
|
(attrPath.size() == 2 && attrPathS[0] == "defaultApp") ||
|
|
(attrPath.size() == 3 && attrPathS[0] == "apps"))
|
|
{
|
|
auto aType = visitor.maybeGetAttr("type");
|
|
if (!aType || aType->getString() != "app")
|
|
throw EvalError("not an app definition");
|
|
if (json) {
|
|
j.emplace("type", "app");
|
|
} else {
|
|
logger->cout("%s: app", headerPrefix);
|
|
}
|
|
}
|
|
|
|
else if (
|
|
(attrPath.size() == 1 && attrPathS[0] == "defaultTemplate") ||
|
|
(attrPath.size() == 2 && attrPathS[0] == "templates"))
|
|
{
|
|
auto description = visitor.getAttr("description")->getString();
|
|
if (json) {
|
|
j.emplace("type", "template");
|
|
j.emplace("description", description);
|
|
} else {
|
|
logger->cout("%s: template: " ANSI_BOLD "%s" ANSI_NORMAL, headerPrefix, description);
|
|
}
|
|
}
|
|
|
|
else {
|
|
auto [type, description] =
|
|
(attrPath.size() == 1 && attrPathS[0] == "overlay")
|
|
|| (attrPath.size() == 2 && attrPathS[0] == "overlays") ? std::make_pair("nixpkgs-overlay", "Nixpkgs overlay") :
|
|
attrPath.size() == 2 && attrPathS[0] == "nixosConfigurations" ? std::make_pair("nixos-configuration", "NixOS configuration") :
|
|
(attrPath.size() == 1 && attrPathS[0] == "nixosModule")
|
|
|| (attrPath.size() == 2 && attrPathS[0] == "nixosModules") ? std::make_pair("nixos-module", "NixOS module") :
|
|
std::make_pair("unknown", "unknown");
|
|
if (json) {
|
|
j.emplace("type", type);
|
|
} else {
|
|
logger->cout("%s: " ANSI_WARNING "%s" ANSI_NORMAL, headerPrefix, description);
|
|
}
|
|
}
|
|
} catch (EvalError & e) {
|
|
if (!(attrPath.size() > 0 && attrPathS[0] == "legacyPackages"))
|
|
throw;
|
|
}
|
|
|
|
return j;
|
|
};
|
|
|
|
auto cache = openEvalCache(*state, flake);
|
|
|
|
auto j = visit(*cache->getRoot(), {}, fmt(ANSI_BOLD "%s" ANSI_NORMAL, flake->flake.lockedRef), "");
|
|
if (json)
|
|
logger->cout("%s", j.dump());
|
|
}
|
|
};
|
|
|
|
struct CmdFlakePrefetch : FlakeCommand, MixJSON
|
|
{
|
|
CmdFlakePrefetch()
|
|
{
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "download the source tree denoted by a flake reference into the Nix store";
|
|
}
|
|
|
|
std::string doc() override
|
|
{
|
|
return
|
|
#include "flake-prefetch.md"
|
|
;
|
|
}
|
|
|
|
void run(ref<Store> store) override
|
|
{
|
|
auto originalRef = getFlakeRef();
|
|
auto resolvedRef = originalRef.resolve(store);
|
|
auto [storePath, lockedRef] = resolvedRef.fetchTree(store);
|
|
auto hash = store->queryPathInfo(storePath)->narHash;
|
|
|
|
if (json) {
|
|
auto res = nlohmann::json::object();
|
|
res["storePath"] = store->printStorePath(storePath);
|
|
res["hash"] = hash.to_string(HashFormat::SRI, true);
|
|
res["original"] = fetchers::attrsToJSON(resolvedRef.toAttrs());
|
|
res["locked"] = fetchers::attrsToJSON(lockedRef.toAttrs());
|
|
logger->cout(res.dump());
|
|
} else {
|
|
notice("Downloaded '%s' to '%s' (hash '%s').",
|
|
lockedRef.to_string(),
|
|
store->printStorePath(storePath),
|
|
hash.to_string(HashFormat::SRI, true));
|
|
}
|
|
}
|
|
};
|
|
|
|
struct CmdFlake : NixMultiCommand
|
|
{
|
|
CmdFlake()
|
|
: NixMultiCommand(
|
|
"flake",
|
|
{
|
|
{"update", []() { return make_ref<CmdFlakeUpdate>(); }},
|
|
{"lock", []() { return make_ref<CmdFlakeLock>(); }},
|
|
{"metadata", []() { return make_ref<CmdFlakeMetadata>(); }},
|
|
{"info", []() { return make_ref<CmdFlakeInfo>(); }},
|
|
{"check", []() { return make_ref<CmdFlakeCheck>(); }},
|
|
{"init", []() { return make_ref<CmdFlakeInit>(); }},
|
|
{"new", []() { return make_ref<CmdFlakeNew>(); }},
|
|
{"clone", []() { return make_ref<CmdFlakeClone>(); }},
|
|
{"archive", []() { return make_ref<CmdFlakeArchive>(); }},
|
|
{"show", []() { return make_ref<CmdFlakeShow>(); }},
|
|
{"prefetch", []() { return make_ref<CmdFlakePrefetch>(); }},
|
|
})
|
|
{
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "manage Nix flakes";
|
|
}
|
|
|
|
std::string doc() override
|
|
{
|
|
return
|
|
#include "flake.md"
|
|
;
|
|
}
|
|
|
|
void run() override
|
|
{
|
|
experimentalFeatureSettings.require(Xp::Flakes);
|
|
NixMultiCommand::run();
|
|
}
|
|
};
|
|
|
|
static auto rCmdFlake = registerCommand<CmdFlake>("flake");
|