Examples with RetryPolicy org.apache.curator.RetryPolicy used on opensource projects

Example 31 with RetryPolicy

use of org.apache.curator.RetryPolicy in project BRFS by zhangnianli.

the class InitTaskManager method createMetaTaskManager.

/**
 * 概述：创建集群任务管理服务
 * @param manager
 * @param zkPaths
 * @param config
 * @throws Exception
 * @user <a href=mailto:zhucg@bonree.com>朱成岗</a>
 */
public static void createMetaTaskManager(SchedulerManagerInterface manager, ZookeeperPaths zkPaths, ResourceTaskConfig config, String serverId) throws Exception {
    MetaTaskLeaderManager leader = new MetaTaskLeaderManager(manager, config);
    RetryPolicy retryPolicy = new RetryNTimes(3, 1000);
    String zkAddresses = Configs.getConfiguration().GetConfig(CommonConfigs.CONFIG_ZOOKEEPER_ADDRESSES);
    CuratorFramework client = CuratorFrameworkFactory.newClient(zkAddresses, retryPolicy);
    client.start();
    leaderLatch = new LeaderLatch(client, zkPaths.getBaseLocksPath() + "/TaskManager/MetaTaskLeaderLock", serverId);
    leaderLatch.addListener(leader);
    leaderLatch.start();
}

Example 32 with RetryPolicy

use of org.apache.curator.RetryPolicy in project BRFS by zhangnianli.

the class TestServiceManager method main.

public static void main(String[] args) throws Exception {
    RetryPolicy retryPolicy = new ExponentialBackoffRetry(1000, 3);
    CuratorFramework client = CuratorFrameworkFactory.newClient(zk_address, 5 * 1000, 30 * 1000, retryPolicy);
    client.start();
    client.blockUntilConnected();
    ServiceManager sm = new DefaultServiceManager(client.usingNamespace("test_c"));
    sm.start();
    sm.addServiceStateListener("ss_g", new ServiceStateListener() {

        @Override
        public void serviceRemoved(Service service) {
        // TODO Auto-generated method stub
        }

        @Override
        public void serviceAdded(Service service) {
            System.out.println("##########################################before add " + service);
        }
    });
    sm.registerService(new Service("ss_1", "ss_g", "localhost", 999));
    Thread.sleep(1000);
    sm.addServiceStateListener("ss_g", new ServiceStateListener() {

        @Override
        public void serviceRemoved(Service service) {
        // TODO Auto-generated method stub
        }

        @Override
        public void serviceAdded(Service service) {
            System.out.println("##########################################after add " + service);
        }
    });
    sm.addServiceStateListener("ss_g", new ServiceStateListener() {

        @Override
        public void serviceRemoved(Service service) {
        // TODO Auto-generated method stub
        }

        @Override
        public void serviceAdded(Service service) {
            System.out.println("##########################################after_2 add " + service);
        }
    });
    sm.registerService(new Service("ss_2", "ss_g", "localhost", 1222));
    synchronized (sm) {
        sm.wait();
    }
}

Example 33 with RetryPolicy

use of org.apache.curator.RetryPolicy in project turbo-rpc by hank-whu.

the class ZooKeeperRegister method init.

@Override
public void init(List<HostPort> hostPorts) {
    watcherMap = new ConcurrentHashMap<>();
    String connectString = hostPorts.stream().map(i -> i.toString()).collect(Collectors.joining(","));
    RetryPolicy retryPolicy = new ForeverRetryPolicy(1000, 60 * 1000);
    client = CuratorFrameworkFactory.newClient(connectString, 1000 * 10, 1000 * 3, retryPolicy);
    client.start();
}

Example 34 with RetryPolicy

use of org.apache.curator.RetryPolicy in project flink by apache.

the class KafkaTestEnvironmentImpl method createCuratorClient.

/**
	 * Only for the 0.8 server we need access to the zk client.
	 */
public CuratorFramework createCuratorClient() {
    RetryPolicy retryPolicy = new ExponentialBackoffRetry(100, 10);
    CuratorFramework curatorClient = CuratorFrameworkFactory.newClient(standardProps.getProperty("zookeeper.connect"), retryPolicy);
    curatorClient.start();
    return curatorClient;
}

Example 35 with RetryPolicy

use of org.apache.curator.RetryPolicy in project hadoop by apache.

the class TestZKDelegationTokenSecretManager method testACLs.

@Test
public void testACLs() throws Exception {
    DelegationTokenManager tm1;
    String connectString = zkServer.getConnectString();
    Configuration conf = getSecretConf(connectString);
    RetryPolicy retryPolicy = new ExponentialBackoffRetry(1000, 3);
    String userPass = "myuser:mypass";
    final ACL digestACL = new ACL(ZooDefs.Perms.ALL, new Id("digest", DigestAuthenticationProvider.generateDigest(userPass)));
    ACLProvider digestAclProvider = new ACLProvider() {

        @Override
        public List<ACL> getAclForPath(String path) {
            return getDefaultAcl();
        }

        @Override
        public List<ACL> getDefaultAcl() {
            List<ACL> ret = new ArrayList<ACL>();
            ret.add(digestACL);
            return ret;
        }
    };
    CuratorFramework curatorFramework = CuratorFrameworkFactory.builder().connectString(connectString).retryPolicy(retryPolicy).aclProvider(digestAclProvider).authorization("digest", userPass.getBytes("UTF-8")).build();
    curatorFramework.start();
    ZKDelegationTokenSecretManager.setCurator(curatorFramework);
    tm1 = new DelegationTokenManager(conf, new Text("bla"));
    tm1.init();
    // check ACL
    String workingPath = conf.get(ZKDelegationTokenSecretManager.ZK_DTSM_ZNODE_WORKING_PATH);
    verifyACL(curatorFramework, "/" + workingPath, digestACL);
    tm1.destroy();
    ZKDelegationTokenSecretManager.setCurator(null);
    curatorFramework.close();
}