/** @throws java.lang.Exception */
@Before
public void setUp() throws Exception {
Properties startupProperties = new Properties();
startupProperties.setProperty("dataDir", (new File("./target").getAbsolutePath()));
startupProperties.setProperty("dataLogDir", (new File("./target").getAbsolutePath()));
freePort = findFreePort();
startupProperties.setProperty("clientPort", "" + freePort);
QuorumPeerConfig quorumConfiguration = new QuorumPeerConfig();
try {
quorumConfiguration.parseProperties(startupProperties);
} catch (Exception e) {
throw new RuntimeException(e);
}
final ZooKeeperServerMain zooKeeperServer = new ZooKeeperServerMain();
final ServerConfig configuration = new ServerConfig();
configuration.readFrom(quorumConfiguration);
new Thread() {
public void run() {
try {
zooKeeperServer.runFromConfig(configuration);
} catch (IOException e) {
System.out.println("ZooKeeper failure");
}
}
}.start();
}
@Override
public void start() throws Exception {
ServerConfig config = new ServerConfig();
config.parse(new String[] {"2181", "zk"});
zkServer = new ZooKeeperServer();
zkServer.setTxnLogFactory(
new FileTxnSnapLog(new File(config.getDataLogDir()), new File(config.getDataDir())));
zkServer.setTickTime(config.getTickTime());
zkServer.setMinSessionTimeout(config.getMinSessionTimeout());
zkServer.setMaxSessionTimeout(config.getMaxSessionTimeout());
cnxnFactory = ServerCnxnFactory.createFactory();
cnxnFactory.configure(config.getClientPortAddress(), config.getMaxClientCnxns());
cnxnFactory.startup(zkServer);
}
private static ServerConfig createZooKeeperConf() throws IOException, ConfigException {
// create conf file
File zkConfDir = new File(TEST_DIR);
zkConfDir.mkdirs();
File zkConfFile = new File(ZK_CONF_FILE);
zkConfFile.delete();
zkConfFile.createNewFile();
Properties zkConfProps = new Properties();
zkConfProps.setProperty("tickTime", "2000");
zkConfProps.setProperty("dataDir", ZK_DATA_DIR);
zkConfProps.setProperty("clientPort", new Integer(zkClientPort).toString());
zkConfProps.setProperty("maxClientCnxns", "30");
zkConfProps.store(new FileOutputStream(zkConfFile), "");
// create config object
ServerConfig zkConf = new ServerConfig();
zkConf.parse(ZK_CONF_FILE);
return zkConf;
}
public static void createAndStartZooKeeper()
throws IOException, ConfigException, InterruptedException {
ServerConfig zkConf = createZooKeeperConf();
zooKeeper = new ZooKeeperServer();
FileTxnSnapLog ftxn =
new FileTxnSnapLog(new File(zkConf.getDataLogDir()), new File(zkConf.getDataDir()));
zooKeeper.setTxnLogFactory(ftxn);
zooKeeper.setTickTime(zkConf.getTickTime());
zooKeeper.setMinSessionTimeout(zkConf.getMinSessionTimeout());
zooKeeper.setMaxSessionTimeout(zkConf.getMaxSessionTimeout());
cnxnFactory =
new NIOServerCnxn.Factory(zkConf.getClientPortAddress(), zkConf.getMaxClientCnxns());
cnxnFactory.startup(zooKeeper);
}