| /* |
| * 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. |
| */ |
| package org.apache.ignite.raft.jraft.rpc.impl.cli; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.concurrent.Executor; |
| import org.apache.ignite.raft.jraft.RaftMessagesFactory; |
| import org.apache.ignite.raft.jraft.entity.PeerId; |
| import org.apache.ignite.raft.jraft.error.RaftError; |
| import org.apache.ignite.raft.jraft.rpc.CliRequests.RemovePeerRequest; |
| import org.apache.ignite.raft.jraft.rpc.CliRequests.RemovePeerResponse; |
| import org.apache.ignite.raft.jraft.rpc.Message; |
| import org.apache.ignite.raft.jraft.rpc.RaftRpcFactory; |
| |
| /** |
| * Remove peer request processor. |
| */ |
| public class RemovePeerRequestProcessor extends BaseCliRequestProcessor<RemovePeerRequest> { |
| |
| public RemovePeerRequestProcessor(Executor executor, RaftMessagesFactory msgFactory) { |
| super(executor, msgFactory); |
| } |
| |
| @Override |
| protected String getPeerId(final RemovePeerRequest request) { |
| return request.leaderId(); |
| } |
| |
| @Override |
| protected String getGroupId(final RemovePeerRequest request) { |
| return request.groupId(); |
| } |
| |
| @Override |
| protected Message processRequest0(final CliRequestContext ctx, final RemovePeerRequest request, |
| final IgniteCliRpcRequestClosure done) { |
| final List<PeerId> oldPeers = ctx.node.listPeers(); |
| final String removingPeerIdStr = request.peerId(); |
| final PeerId removingPeer = new PeerId(); |
| if (removingPeer.parse(removingPeerIdStr)) { |
| LOG.info("Receive RemovePeerRequest to {} from {}, removing {}", ctx.node.getNodeId(), done.getRpcCtx() |
| .getRemoteAddress(), removingPeerIdStr); |
| ctx.node.removePeer(removingPeer, status -> { |
| if (!status.isOk()) { |
| done.run(status); |
| } |
| else { |
| List<String> oldPeersList = new ArrayList<>(); |
| List<String> newPeersList = new ArrayList<>(); |
| |
| for (final PeerId oldPeer : oldPeers) { |
| oldPeersList.add(oldPeer.toString()); |
| if (!oldPeer.equals(removingPeer)) { |
| newPeersList.add(oldPeer.toString()); |
| } |
| } |
| |
| RemovePeerResponse rb = msgFactory().removePeerResponse() |
| .newPeersList(newPeersList) |
| .oldPeersList(oldPeersList) |
| .build(); |
| |
| done.sendResponse(rb); |
| } |
| }); |
| } |
| else { |
| return RaftRpcFactory.DEFAULT // |
| .newResponse(msgFactory(), RaftError.EINVAL, "Fail to parse peer id %s", removingPeerIdStr); |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public String interest() { |
| return RemovePeerRequest.class.getName(); |
| } |
| } |