forked from lix-project/lix
1e53a07712
Also add a proper test for non-flake inputs.
559 lines
15 KiB
C++
559 lines
15 KiB
C++
#include "command.hh"
|
|
#include "common-args.hh"
|
|
#include "shared.hh"
|
|
#include "progress-bar.hh"
|
|
#include "eval.hh"
|
|
#include "eval-inline.hh"
|
|
#include "primops/flake.hh"
|
|
#include "get-drvs.hh"
|
|
#include "store-api.hh"
|
|
|
|
#include <nlohmann/json.hpp>
|
|
#include <queue>
|
|
#include <iomanip>
|
|
|
|
using namespace nix;
|
|
using namespace nix::flake;
|
|
|
|
class FlakeCommand : virtual Args, public EvalCommand, public MixFlakeOptions
|
|
{
|
|
std::string flakeUri = ".";
|
|
|
|
public:
|
|
|
|
FlakeCommand()
|
|
{
|
|
expectArg("flake-uri", &flakeUri, true);
|
|
}
|
|
|
|
FlakeRef getFlakeRef()
|
|
{
|
|
if (flakeUri.find('/') != std::string::npos || flakeUri == ".")
|
|
return FlakeRef(flakeUri, true);
|
|
else
|
|
return FlakeRef(flakeUri);
|
|
}
|
|
|
|
Flake getFlake()
|
|
{
|
|
auto evalState = getEvalState();
|
|
return flake::getFlake(*evalState, getFlakeRef(), useRegistries);
|
|
}
|
|
|
|
ResolvedFlake resolveFlake()
|
|
{
|
|
return flake::resolveFlake(*getEvalState(), getFlakeRef(), getLockFileMode());
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeList : EvalCommand
|
|
{
|
|
std::string name() override
|
|
{
|
|
return "list";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "list available Nix flakes";
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto registries = getEvalState()->getFlakeRegistries();
|
|
|
|
stopProgressBar();
|
|
|
|
for (auto & entry : registries[FLAG_REGISTRY]->entries)
|
|
std::cout << entry.first.to_string() << " flags " << entry.second.to_string() << "\n";
|
|
|
|
for (auto & entry : registries[USER_REGISTRY]->entries)
|
|
std::cout << entry.first.to_string() << " user " << entry.second.to_string() << "\n";
|
|
|
|
for (auto & entry : registries[GLOBAL_REGISTRY]->entries)
|
|
std::cout << entry.first.to_string() << " global " << entry.second.to_string() << "\n";
|
|
}
|
|
};
|
|
|
|
static void printSourceInfo(const SourceInfo & sourceInfo)
|
|
{
|
|
std::cout << fmt("URI: %s\n", sourceInfo.resolvedRef.to_string());
|
|
if (sourceInfo.resolvedRef.ref)
|
|
std::cout << fmt("Branch: %s\n",*sourceInfo.resolvedRef.ref);
|
|
if (sourceInfo.resolvedRef.rev)
|
|
std::cout << fmt("Revision: %s\n", sourceInfo.resolvedRef.rev->to_string(Base16, false));
|
|
if (sourceInfo.revCount)
|
|
std::cout << fmt("Revisions: %s\n", *sourceInfo.revCount);
|
|
if (sourceInfo.lastModified)
|
|
std::cout << fmt("Last modified: %s\n",
|
|
std::put_time(std::localtime(&*sourceInfo.lastModified), "%F %T"));
|
|
std::cout << fmt("Path: %s\n", sourceInfo.storePath);
|
|
}
|
|
|
|
static void sourceInfoToJson(const SourceInfo & sourceInfo, nlohmann::json & j)
|
|
{
|
|
j["uri"] = sourceInfo.resolvedRef.to_string();
|
|
if (sourceInfo.resolvedRef.ref)
|
|
j["branch"] = *sourceInfo.resolvedRef.ref;
|
|
if (sourceInfo.resolvedRef.rev)
|
|
j["revision"] = sourceInfo.resolvedRef.rev->to_string(Base16, false);
|
|
if (sourceInfo.revCount)
|
|
j["revCount"] = *sourceInfo.revCount;
|
|
if (sourceInfo.lastModified)
|
|
j["lastModified"] = *sourceInfo.lastModified;
|
|
j["path"] = sourceInfo.storePath;
|
|
}
|
|
|
|
static void printFlakeInfo(const Flake & flake)
|
|
{
|
|
std::cout << fmt("ID: %s\n", flake.id);
|
|
std::cout << fmt("Description: %s\n", flake.description);
|
|
std::cout << fmt("Epoch: %s\n", flake.epoch);
|
|
printSourceInfo(flake.sourceInfo);
|
|
}
|
|
|
|
static nlohmann::json flakeToJson(const Flake & flake)
|
|
{
|
|
nlohmann::json j;
|
|
j["id"] = flake.id;
|
|
j["description"] = flake.description;
|
|
j["epoch"] = flake.epoch;
|
|
sourceInfoToJson(flake.sourceInfo, j);
|
|
return j;
|
|
}
|
|
|
|
#if 0
|
|
static void printNonFlakeInfo(const NonFlake & nonFlake)
|
|
{
|
|
std::cout << fmt("ID: %s\n", nonFlake.alias);
|
|
printSourceInfo(nonFlake.sourceInfo);
|
|
}
|
|
|
|
static nlohmann::json nonFlakeToJson(const NonFlake & nonFlake)
|
|
{
|
|
nlohmann::json j;
|
|
j["id"] = nonFlake.alias;
|
|
sourceInfoToJson(nonFlake.sourceInfo, j);
|
|
return j;
|
|
}
|
|
|
|
// FIXME: merge info CmdFlakeInfo?
|
|
struct CmdFlakeDeps : FlakeCommand
|
|
{
|
|
std::string name() override
|
|
{
|
|
return "deps";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "list informaton about dependencies";
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto evalState = getEvalState();
|
|
evalState->addRegistryOverrides(registryOverrides);
|
|
|
|
std::queue<ResolvedFlake> todo;
|
|
todo.push(resolveFlake());
|
|
|
|
stopProgressBar();
|
|
|
|
while (!todo.empty()) {
|
|
auto resFlake = std::move(todo.front());
|
|
todo.pop();
|
|
|
|
for (auto & nonFlake : resFlake.nonFlakeDeps)
|
|
printNonFlakeInfo(nonFlake);
|
|
|
|
for (auto & info : resFlake.flakeDeps) {
|
|
printFlakeInfo(info.second.flake);
|
|
todo.push(info.second);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
#endif
|
|
|
|
struct CmdFlakeUpdate : FlakeCommand
|
|
{
|
|
std::string name() override
|
|
{
|
|
return "update";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "update flake lock file";
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto evalState = getEvalState();
|
|
|
|
auto flakeRef = getFlakeRef();
|
|
|
|
if (std::get_if<FlakeRef::IsPath>(&flakeRef.data))
|
|
updateLockFile(*evalState, flakeRef, true);
|
|
else
|
|
throw Error("cannot update lockfile of flake '%s'", flakeRef);
|
|
}
|
|
};
|
|
|
|
static void enumerateOutputs(EvalState & state, Value & vFlake,
|
|
std::function<void(const std::string & name, Value & vProvide)> callback)
|
|
{
|
|
state.forceAttrs(vFlake);
|
|
|
|
auto vOutputs = (*vFlake.attrs->get(state.symbols.create("outputs")))->value;
|
|
|
|
state.forceAttrs(*vOutputs);
|
|
|
|
for (auto & attr : *vOutputs->attrs)
|
|
callback(attr.name, *attr.value);
|
|
}
|
|
|
|
struct CmdFlakeInfo : FlakeCommand, MixJSON
|
|
{
|
|
std::string name() override
|
|
{
|
|
return "info";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "list info about a given flake";
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto flake = getFlake();
|
|
stopProgressBar();
|
|
|
|
if (json) {
|
|
auto json = flakeToJson(flake);
|
|
|
|
#if 0
|
|
auto state = getEvalState();
|
|
|
|
auto vFlake = state->allocValue();
|
|
flake::callFlake(*state, flake, *vFlake);
|
|
|
|
auto outputs = nlohmann::json::object();
|
|
|
|
enumerateOutputs(*state,
|
|
*vFlake,
|
|
[&](const std::string & name, Value & vProvide) {
|
|
auto provide = nlohmann::json::object();
|
|
|
|
if (name == "checks" || name == "packages") {
|
|
state->forceAttrs(vProvide);
|
|
for (auto & aCheck : *vProvide.attrs)
|
|
provide[aCheck.name] = nlohmann::json::object();
|
|
}
|
|
|
|
outputs[name] = provide;
|
|
});
|
|
|
|
json["outputs"] = std::move(outputs);
|
|
#endif
|
|
|
|
std::cout << json.dump() << std::endl;
|
|
} else
|
|
printFlakeInfo(flake);
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeCheck : FlakeCommand, MixJSON
|
|
{
|
|
bool build = true;
|
|
|
|
CmdFlakeCheck()
|
|
{
|
|
mkFlag()
|
|
.longName("no-build")
|
|
.description("do not build checks")
|
|
.set(&build, false);
|
|
}
|
|
|
|
std::string name() override
|
|
{
|
|
return "check";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "check whether the flake evaluates and run its tests";
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
settings.readOnlyMode = !build;
|
|
|
|
auto state = getEvalState();
|
|
auto flake = resolveFlake();
|
|
|
|
auto checkDerivation = [&](const std::string & attrPath, Value & v) {
|
|
try {
|
|
auto drvInfo = getDerivation(*state, v, false);
|
|
if (!drvInfo)
|
|
throw Error("flake attribute '%s' is not a derivation", attrPath);
|
|
// FIXME: check meta attributes
|
|
return drvInfo->queryDrvPath();
|
|
} catch (Error & e) {
|
|
e.addPrefix(fmt("while checking flake output attribute '" ANSI_BOLD "%s" ANSI_NORMAL "':\n", attrPath));
|
|
throw;
|
|
}
|
|
};
|
|
|
|
PathSet drvPaths;
|
|
|
|
{
|
|
Activity act(*logger, lvlInfo, actUnknown, "evaluating flake");
|
|
|
|
auto vFlake = state->allocValue();
|
|
flake::callFlake(*state, flake, *vFlake);
|
|
|
|
enumerateOutputs(*state,
|
|
*vFlake,
|
|
[&](const std::string & name, Value & vProvide) {
|
|
Activity act(*logger, lvlChatty, actUnknown,
|
|
fmt("checking flake output '%s'", name));
|
|
|
|
try {
|
|
state->forceValue(vProvide);
|
|
|
|
if (name == "checks") {
|
|
state->forceAttrs(vProvide);
|
|
for (auto & aCheck : *vProvide.attrs)
|
|
drvPaths.insert(checkDerivation(
|
|
name + "." + (std::string) aCheck.name, *aCheck.value));
|
|
}
|
|
|
|
else if (name == "packages") {
|
|
state->forceAttrs(vProvide);
|
|
for (auto & aCheck : *vProvide.attrs)
|
|
checkDerivation(
|
|
name + "." + (std::string) aCheck.name, *aCheck.value);
|
|
}
|
|
|
|
else if (name == "defaultPackage" || name == "devShell")
|
|
checkDerivation(name, vProvide);
|
|
|
|
} catch (Error & e) {
|
|
e.addPrefix(fmt("while checking flake output '" ANSI_BOLD "%s" ANSI_NORMAL "':\n", name));
|
|
throw;
|
|
}
|
|
});
|
|
}
|
|
|
|
if (build) {
|
|
Activity act(*logger, lvlInfo, actUnknown, "running flake checks");
|
|
store->buildPaths(drvPaths);
|
|
}
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeAdd : MixEvalArgs, Command
|
|
{
|
|
FlakeUri alias;
|
|
FlakeUri uri;
|
|
|
|
std::string name() override
|
|
{
|
|
return "add";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "upsert flake in user flake registry";
|
|
}
|
|
|
|
CmdFlakeAdd()
|
|
{
|
|
expectArg("alias", &alias);
|
|
expectArg("flake-uri", &uri);
|
|
}
|
|
|
|
void run() override
|
|
{
|
|
FlakeRef aliasRef(alias);
|
|
Path userRegistryPath = getUserRegistryPath();
|
|
auto userRegistry = readRegistry(userRegistryPath);
|
|
userRegistry->entries.erase(aliasRef);
|
|
userRegistry->entries.insert_or_assign(aliasRef, FlakeRef(uri));
|
|
writeRegistry(*userRegistry, userRegistryPath);
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeRemove : virtual Args, MixEvalArgs, Command
|
|
{
|
|
FlakeUri alias;
|
|
|
|
std::string name() override
|
|
{
|
|
return "remove";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "remove flake from user flake registry";
|
|
}
|
|
|
|
CmdFlakeRemove()
|
|
{
|
|
expectArg("alias", &alias);
|
|
}
|
|
|
|
void run() override
|
|
{
|
|
Path userRegistryPath = getUserRegistryPath();
|
|
auto userRegistry = readRegistry(userRegistryPath);
|
|
userRegistry->entries.erase(FlakeRef(alias));
|
|
writeRegistry(*userRegistry, userRegistryPath);
|
|
}
|
|
};
|
|
|
|
struct CmdFlakePin : virtual Args, EvalCommand
|
|
{
|
|
FlakeUri alias;
|
|
|
|
std::string name() override
|
|
{
|
|
return "pin";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "pin flake require in user flake registry";
|
|
}
|
|
|
|
CmdFlakePin()
|
|
{
|
|
expectArg("alias", &alias);
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto evalState = getEvalState();
|
|
|
|
Path userRegistryPath = getUserRegistryPath();
|
|
FlakeRegistry userRegistry = *readRegistry(userRegistryPath);
|
|
auto it = userRegistry.entries.find(FlakeRef(alias));
|
|
if (it != userRegistry.entries.end()) {
|
|
it->second = getFlake(*evalState, it->second, true).sourceInfo.resolvedRef;
|
|
writeRegistry(userRegistry, userRegistryPath);
|
|
} else {
|
|
std::shared_ptr<FlakeRegistry> globalReg = evalState->getGlobalFlakeRegistry();
|
|
it = globalReg->entries.find(FlakeRef(alias));
|
|
if (it != globalReg->entries.end()) {
|
|
auto newRef = getFlake(*evalState, it->second, true).sourceInfo.resolvedRef;
|
|
userRegistry.entries.insert_or_assign(alias, newRef);
|
|
writeRegistry(userRegistry, userRegistryPath);
|
|
} else
|
|
throw Error("the flake alias '%s' does not exist in the user or global registry", alias);
|
|
}
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeInit : virtual Args, Command
|
|
{
|
|
std::string name() override
|
|
{
|
|
return "init";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "create a skeleton 'flake.nix' file in the current directory";
|
|
}
|
|
|
|
void run() override
|
|
{
|
|
Path flakeDir = absPath(".");
|
|
|
|
if (!pathExists(flakeDir + "/.git"))
|
|
throw Error("the directory '%s' is not a Git repository", flakeDir);
|
|
|
|
Path flakePath = flakeDir + "/flake.nix";
|
|
|
|
if (pathExists(flakePath))
|
|
throw Error("file '%s' already exists", flakePath);
|
|
|
|
writeFile(flakePath,
|
|
#include "flake-template.nix.gen.hh"
|
|
);
|
|
}
|
|
};
|
|
|
|
struct CmdFlakeClone : FlakeCommand
|
|
{
|
|
Path destDir;
|
|
|
|
std::string name() override
|
|
{
|
|
return "clone";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "clone flake repository";
|
|
}
|
|
|
|
CmdFlakeClone()
|
|
{
|
|
expectArg("dest-dir", &destDir, true);
|
|
}
|
|
|
|
void run(nix::ref<nix::Store> store) override
|
|
{
|
|
auto evalState = getEvalState();
|
|
|
|
Registries registries = evalState->getFlakeRegistries();
|
|
gitCloneFlake(getFlakeRef().to_string(), *evalState, registries, destDir);
|
|
}
|
|
};
|
|
|
|
struct CmdFlake : virtual MultiCommand, virtual Command
|
|
{
|
|
CmdFlake()
|
|
: MultiCommand({make_ref<CmdFlakeList>()
|
|
, make_ref<CmdFlakeUpdate>()
|
|
, make_ref<CmdFlakeInfo>()
|
|
, make_ref<CmdFlakeCheck>()
|
|
//, make_ref<CmdFlakeDeps>()
|
|
, make_ref<CmdFlakeAdd>()
|
|
, make_ref<CmdFlakeRemove>()
|
|
, make_ref<CmdFlakePin>()
|
|
, make_ref<CmdFlakeInit>()
|
|
, make_ref<CmdFlakeClone>()
|
|
})
|
|
{
|
|
}
|
|
|
|
std::string name() override
|
|
{
|
|
return "flake";
|
|
}
|
|
|
|
std::string description() override
|
|
{
|
|
return "manage Nix flakes";
|
|
}
|
|
|
|
void run() override
|
|
{
|
|
if (!command)
|
|
throw UsageError("'nix flake' requires a sub-command.");
|
|
command->run();
|
|
}
|
|
|
|
void printHelp(const string & programName, std::ostream & out) override
|
|
{
|
|
MultiCommand::printHelp(programName, out);
|
|
}
|
|
};
|
|
|
|
static RegisterCommand r1(make_ref<CmdFlake>());
|