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#include <google/protobuf/empty.pb.h>
#include <google/protobuf/util/time_util.h>
#include <grpcpp/impl/codegen/server_context.h>
#include <grpcpp/impl/codegen/status.h>
#include <grpcpp/impl/codegen/status_code_enum.h>
#include "libproto/worker.grpc.pb.h"
#include "libproto/worker.pb.h"
#include "libstore/store-api.hh"
namespace nix::daemon {
using ::grpc::Status;
using ::nix::proto::PathInfo;
using ::nix::proto::StorePath;
using ::nix::proto::StorePaths;
using ::nix::proto::WorkerService;
static Status INVALID_STORE_PATH =
Status(grpc::StatusCode::INVALID_ARGUMENT, "Invalid store path");
class WorkerServiceImpl final : public WorkerService::Service {
public:
WorkerServiceImpl(nix::Store* store) : store_(store) {}
Status IsValidPath(grpc::ServerContext* context, const StorePath* request,
nix::proto::IsValidPathResponse* response) override {
const auto& path = request->path();
store_->assertStorePath(path);
response->set_is_valid(store_->isValidPath(path));
return Status::OK;
}
Status HasSubstitutes(grpc::ServerContext* context, const StorePath* request,
nix::proto::HasSubstitutesResponse* response) override {
const auto& path = request->path();
store_->assertStorePath(path);
PathSet res = store_->querySubstitutablePaths({path});
response->set_has_substitutes(res.find(path) != res.end());
return Status::OK;
}
Status QueryReferrers(grpc::ServerContext* context, const StorePath* request,
StorePaths* response) override {
const auto& path = request->path();
store_->assertStorePath(path);
PathSet paths;
store_->queryReferrers(path, paths);
for (const auto& path : paths) {
response->add_paths(path);
}
return Status::OK;
}
Status QueryValidDerivers(grpc::ServerContext* context,
const StorePath* request,
StorePaths* response) override {
const auto& path = request->path();
store_->assertStorePath(path);
PathSet paths = store_->queryValidDerivers(path);
for (const auto& path : paths) {
response->add_paths(path);
}
return Status::OK;
}
Status QueryDerivationOutputs(grpc::ServerContext* context,
const StorePath* request,
StorePaths* response) override {
const auto& path = request->path();
store_->assertStorePath(path);
PathSet paths = store_->queryDerivationOutputs(path);
for (const auto& path : paths) {
response->add_paths(path);
}
return Status::OK;
}
Status QueryAllValidPaths(grpc::ServerContext* context,
const google::protobuf::Empty* request,
StorePaths* response) override {
const auto paths = store_->queryAllValidPaths();
for (const auto& path : paths) {
response->add_paths(path);
}
return Status::OK;
}
Status QueryPathInfo(grpc::ServerContext* context, const StorePath* request,
PathInfo* response) override {
auto path = request->path();
try {
auto info = store_->queryPathInfo(path);
response->mutable_deriver()->set_path(info->deriver);
response->set_nar_hash(
reinterpret_cast<const char*>(&info->narHash.hash[0]),
info->narHash.hashSize);
for (const auto& reference : info->references) {
response->add_references(reference);
}
*response->mutable_registration_time() =
google::protobuf::util::TimeUtil::TimeTToTimestamp(
info->registrationTime);
response->set_nar_size(info->narSize);
response->set_ultimate(info->ultimate);
for (const auto& sig : info->sigs) {
response->add_sigs(sig);
}
response->set_ca(info->ca);
return Status::OK;
} catch (InvalidPath&) {
return Status(grpc::StatusCode::INVALID_ARGUMENT, "Invalid store path");
}
}
Status QueryDerivationOutputNames(
grpc::ServerContext* context, const StorePath* request,
nix::proto::DerivationOutputNames* response) override {
auto path = request->path();
auto names = store_->queryDerivationOutputNames(path);
for (const auto& name : names) {
response->add_names(name);
}
return Status::OK;
}
Status QueryPathFromHashPart(grpc::ServerContext* context,
const nix::proto::HashPart* request,
StorePath* response) override {
auto hash_part = request->hash_part();
auto path = store_->queryPathFromHashPart(hash_part);
response->set_path(path);
return Status::OK;
}
Status QueryValidPaths(grpc::ServerContext* context,
const StorePaths* request,
StorePaths* response) override {
std::set<Path> paths;
for (const auto& path : request->paths()) {
paths.insert(path);
}
auto res = store_->queryValidPaths(paths);
for (const auto& path : res) {
response->add_paths(path);
}
return Status::OK;
}
Status QuerySubstitutablePaths(grpc::ServerContext* context,
const StorePaths* request,
StorePaths* response) override {
std::set<Path> paths;
for (const auto& path : request->paths()) {
paths.insert(path);
}
auto res = store_->querySubstitutablePaths(paths);
for (const auto& path : res) {
response->add_paths(path);
}
return Status::OK;
}
Status OptimiseStore(grpc::ServerContext* context,
const google::protobuf::Empty* request,
google::protobuf::Empty* response) override {
store_->optimiseStore();
return Status::OK;
}
Status VerifyStore(grpc::ServerContext* context,
const nix::proto::VerifyStoreRequest* request,
nix::proto::VerifyStoreResponse* response) override {
auto errors = store_->verifyStore(
request->check_contents(), static_cast<RepairFlag>(request->repair()));
response->set_errors(errors);
return Status::OK;
}
Status QueryMissing(grpc::ServerContext* context, const StorePaths* request,
nix::proto::QueryMissingResponse* response) override {
std::set<Path> targets;
for (auto& path : request->paths()) {
targets.insert(path);
}
PathSet will_build;
PathSet will_substitute;
PathSet unknown;
// TODO(grfn): Switch to concrete size type
unsigned long long download_size;
unsigned long long nar_size;
store_->queryMissing(targets, will_build, will_substitute, unknown,
download_size, nar_size);
for (auto& path : will_build) {
response->add_will_build(path);
}
for (auto& path : will_substitute) {
response->add_will_substitute(path);
}
for (auto& path : unknown) {
response->add_unknown(path);
}
response->set_download_size(download_size);
response->set_nar_size(nar_size);
return Status::OK;
};
private:
// TODO(tazjin): Who owns the store?
nix::Store* store_;
};
} // namespace nix::daemon
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