/*
* Copyright 2017 NAVER Corp.
*
* 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.
*/
package com.navercorp.pinpoint.web.cluster.connection;
import com.navercorp.pinpoint.common.util.NetUtils;
import com.navercorp.pinpoint.rpc.PinpointSocket;
import com.navercorp.pinpoint.rpc.cluster.ClusterOption;
import com.navercorp.pinpoint.web.config.WebConfig;
import org.apache.zookeeper.KeeperException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* @Author Taejin Koo
*/
public class ClusterConnectionManager {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
private final WebConfig config;
private ClusterAcceptor clusterAcceptor;
private ClusterConnector clusterConnector;
public ClusterConnectionManager(WebConfig config) {
this.config = config;
}
public void start() throws InterruptedException, IOException, KeeperException {
logger.info("start() started.");
int bindPort = config.getClusterTcpPort();
if (bindPort > 0) {
clusterAcceptor = new ClusterAcceptor(getRepresentationLocalV4Ip(), bindPort);
clusterAcceptor.start();
}
String connectAddress = config.getClusterConnectAddress();
if (connectAddress != null && !connectAddress.trim().isEmpty()) {
clusterConnector = new ClusterConnector(config.getClusterConnectAddress());
clusterConnector.start();
}
logger.info("start() completed.");
}
public void stop() {
logger.info("stop() started.");
if (clusterConnector != null) {
clusterConnector.stop();
clusterConnector = null;
}
if (clusterAcceptor!= null) {
clusterAcceptor.stop();
clusterAcceptor = null;
}
logger.info("stop() completed.");
}
private String getRepresentationLocalV4Ip() {
String ip = NetUtils.getLocalV4Ip();
if (!ip.equals(NetUtils.LOOPBACK_ADDRESS_V4)) {
return ip;
}
// local ip addresses with all LOOPBACK addresses removed
List<String> ipList = NetUtils.getLocalV4IpList();
if (!ipList.isEmpty()) {
return ipList.get(0);
}
return NetUtils.LOOPBACK_ADDRESS_V4;
}
public PinpointSocket getSocket(String clusterId) {
if (clusterAcceptor != null) {
List<PinpointSocket> clusterList = clusterAcceptor.getClusterSocketList();
for (PinpointSocket cluster : clusterList) {
ClusterOption remoteClusterOption = cluster.getRemoteClusterOption();
if (remoteClusterOption != null) {
if (clusterId.equals(remoteClusterOption.getId())) {
return cluster;
}
}
}
}
if (clusterConnector != null) {
List<PinpointSocket> clusterList = clusterConnector.getClusterSocketList();
for (PinpointSocket cluster : clusterList) {
ClusterOption remoteClusterOption = cluster.getRemoteClusterOption();
if (remoteClusterOption != null) {
if (clusterId.equals(remoteClusterOption.getId())) {
return cluster;
}
}
}
}
return null;
}
public List<PinpointSocket> getClusterList() {
List<PinpointSocket> clusterList = new ArrayList<>();
if (clusterAcceptor != null) {
clusterList.addAll(clusterAcceptor.getClusterSocketList());
}
if (clusterConnector != null) {
clusterList.addAll(clusterConnector.getClusterSocketList());
}
return clusterList;
}
public ClusterAcceptor getClusterAcceptor() {
return clusterAcceptor;
}
public ClusterConnector getClusterConnector() {
return clusterConnector;
}
}