just-serve: initial server-side implementation of "Target" and "Configuration" services.

The RPC ServeTarget has not implemented the orchestration of remote
build yet. If the TargetCacheKey is not found in the target cache, the
response contains status == grpc::StatusCode::UNIMPLEMENTED.

Co-authored-by: Paul Cristian Sarbu <paul.cristian.sarbu@huawei.com>

1 files changed, 34 insertions, 0 deletions

diff --git a/src/buildtool/serve_api/serve_service/configuration.cpp b/src/buildtool/serve_api/serve_service/configuration.cpp
new file mode 100644
index 00000000..4a103ea4
--- /dev/null
+++ b/src/buildtool/serve_api/serve_service/configuration.cpp
@@ -0,0 +1,34 @@
+// Copyright 2023 Huawei Cloud Computing Technology Co., Ltd.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "src/buildtool/serve_api/serve_service/configuration.hpp"
+
+#include <optional>
+
+#include "src/buildtool/execution_api/remote/config.hpp"
+
+auto ConfigurationService::RemoteExecutionEndpoint(
+    ::grpc::ServerContext* /*context*/,
+    const ::justbuild::just_serve::RemoteExecutionEndpointRequest* /*request*/,
+    ::justbuild::just_serve::RemoteExecutionEndpointResponse* response)
+    -> ::grpc::Status {
+    auto address = RemoteExecutionConfig::RemoteAddress();
+    if (!address) {
+        return grpc::Status{grpc::StatusCode::INTERNAL,
+                            "could not obtain the address of the associated "
+                            "remote execution endpoint"};
+    }
+    response->set_address(address->ToJson().dump());
+    return ::grpc::Status::OK;
+}