QuorumPeerMainTest.java 文件源码

/**
 * This is a helper function for launching a set of servers
 *  
 * @param numServers
 * @return
 * @throws IOException
 * @throws InterruptedException
 */
private Servers LaunchServers(int numServers) throws IOException, InterruptedException {
    int SERVER_COUNT = numServers;
    Servers svrs = new Servers();
    final int clientPorts[] = new int[SERVER_COUNT];
    StringBuilder sb = new StringBuilder();
    for(int i = 0; i < SERVER_COUNT; i++) {
        clientPorts[i] = PortAssignment.unique();
        sb.append("server."+i+"=127.0.0.1:"+PortAssignment.unique()+":"+PortAssignment.unique()+"\n");
    }
    String quorumCfgSection = sb.toString();

    MainThread mt[] = new MainThread[SERVER_COUNT];
    ZooKeeper zk[] = new ZooKeeper[SERVER_COUNT];
    for(int i = 0; i < SERVER_COUNT; i++) {
        mt[i] = new MainThread(i, clientPorts[i], quorumCfgSection);
        mt[i].start();
        zk[i] = new ZooKeeper("127.0.0.1:" + clientPorts[i], ClientBase.CONNECTION_TIMEOUT, this);
    }

    waitForAll(zk, States.CONNECTED);

    svrs.mt = mt;
    svrs.zk = zk;
    return svrs;
}