/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */
syntax = "proto3";
option java_package = "org.apache.ratis.proto.grpc";
option java_outer_classname = "GrpcProtos";
option java_generate_equals_and_hash = true;
package ratis.grpc;

import "Raft.proto";

service RaftClientProtocolService {
  // A client-to-server stream RPC to ordered async requests
  rpc ordered(stream ratis.common.RaftClientRequestProto)
      returns (stream ratis.common.RaftClientReplyProto) {}

  // A client-to-server stream RPC for unordered async requests
  rpc unordered(stream ratis.common.RaftClientRequestProto)
      returns (stream ratis.common.RaftClientReplyProto) {}
}

service RaftServerProtocolService {
  rpc requestVote(ratis.common.RequestVoteRequestProto)
      returns(ratis.common.RequestVoteReplyProto) {}

  rpc startLeaderElection(ratis.common.StartLeaderElectionRequestProto)
      returns(ratis.common.StartLeaderElectionReplyProto) {}

  rpc appendEntries(stream ratis.common.AppendEntriesRequestProto)
      returns(stream ratis.common.AppendEntriesReplyProto) {}

  rpc installSnapshot(stream ratis.common.InstallSnapshotRequestProto)
      returns(stream ratis.common.InstallSnapshotReplyProto) {}

  rpc readIndex(ratis.common.ReadIndexRequestProto)
      returns(ratis.common.ReadIndexReplyProto) {}
}

service AdminProtocolService {
  // A client-to-server RPC to set new raft configuration
  rpc setConfiguration(ratis.common.SetConfigurationRequestProto)
      returns(ratis.common.RaftClientReplyProto) {}

  rpc transferLeadership(ratis.common.TransferLeadershipRequestProto)
      returns(ratis.common.RaftClientReplyProto) {}

  // A client-to-server RPC to add a new group
  rpc groupManagement(ratis.common.GroupManagementRequestProto)
      returns(ratis.common.RaftClientReplyProto) {}

  rpc snapshotManagement(ratis.common.SnapshotManagementRequestProto)
      returns(ratis.common.RaftClientReplyProto) {}

  rpc leaderElectionManagement(ratis.common.LeaderElectionManagementRequestProto)
      returns(ratis.common.RaftClientReplyProto) {}

  rpc groupList(ratis.common.GroupListRequestProto)
      returns(ratis.common.GroupListReplyProto) {}

  rpc groupInfo(ratis.common.GroupInfoRequestProto)
      returns(ratis.common.GroupInfoReplyProto) {}
}