org.apache.curator.utils.ZKPaths#mkdirs

Source File: CreateBuilderImpl.java From xian with Apache License 2.0

6 votes

static <T> void backgroundCreateParentsThenNode(final CuratorFrameworkImpl client, final OperationAndData<T> mainOperationAndData, final String path, Backgrounding backgrounding, final boolean createParentsAsContainers)
{
    BackgroundOperation<T> operation = new BackgroundOperation<T>()
    {
        @Override
        public void performBackgroundOperation(OperationAndData<T> dummy) throws Exception
        {
            try
            {
                ZKPaths.mkdirs(client.getZooKeeper(), path, false, client.getAclProvider(), createParentsAsContainers);
            }
            catch ( KeeperException e )
            {
                if ( !RetryLoop.isRetryException(e) )
                {
                    throw e;
                }
                // otherwise safe to ignore as it will get retried
            }
            client.queueOperation(mainOperationAndData);
        }
    };
    OperationAndData<T> parentOperation = new OperationAndData<T>(operation, mainOperationAndData.getData(), null, null, backgrounding.getContext());
    client.queueOperation(parentOperation);
}

Source File: ZKHandler.java From Mycat2 with GNU General Public License v3.0

6 votes

/**
 * 向节点发送命令
 * @param myId 节点的id信息
 * @param command 命令内容 
 * @throws Exception 异常信息
 */
private static void sendZkCommand(String myId, String command) throws Exception {
    CuratorFramework zkConn = ZKUtils.getConnection();

    String basePath = ZKUtils.getZKBasePath();

    String nodePath = ZKPaths.makePath(basePath, ZK_NODE_PATH + "/" + myId);

    Stat stat;
    try {
        stat = zkConn.checkExists().forPath(nodePath);

        if (null == stat) {
            // 进行目录的创建操作
            ZKPaths.mkdirs(zkConn.getZookeeperClient().getZooKeeper(), nodePath);
        }
        // 设置节点信息
        zkConn.setData().inBackground().forPath(nodePath, command.getBytes());
    } catch (Exception e) {
        LOGGER.error("ZKHandler sendZkCommand exception", e);
        throw e;
    }

}

Source File: ZkMultLoader.java From Mycat2 with GNU General Public License v3.0

6 votes

/**
 * 创建配制信息
 * 方法描述
 * @param configKey 配制的当前路径名称信息
 * @param filterInnerMap  最终的信息是否为map
 * @param configDirectory 配制的目录
 * @param restDirectory 子目录信息
 * @创建日期 2016年9月11日
 */
public boolean createPath(String path) {

    // 得到当前的目录信息
    LOGGER.trace("createPath child path is {}", path);

    boolean result = true;
    try {
        // 进行目录的创建操作
        ZKPaths.mkdirs(curator.getZookeeperClient().getZooKeeper(), path);
    } catch (Exception e) {
        LOGGER.error(" createPath error", e);
        result = false;
    }

    return result;
}

Source File: BaseTestClass.java From cloud-config with MIT License

6 votes

@Before
public void init() throws Throwable {
    zkRootClient = CuratorFrameworkFactory.builder()
            .connectString(server.getConnectString())
            .retryPolicy(new BoundedExponentialBackoffRetry(10, 100, 7))
            .build();
    zkRootClient.start();

    ZooKeeper zk = zkRootClient.getZookeeperClient().getZooKeeper();
    ZKPaths.mkdirs(zk, "/"+ CloudConfigCommon.CONFIG_ROOT);
    ZKPaths.mkdirs(zk, "/"+CloudConfigCommon.PROPERTY_ROOT);

    zkConfigClient = zkRootClient.usingNamespace(CloudConfigCommon.CONFIG_ROOT);
    zkPropsClient  = zkRootClient.usingNamespace(CloudConfigCommon.PROPERTY_ROOT);

    prepare();
}

Source File: CreateBuilderImpl.java From curator with Apache License 2.0

6 votes

static <T> void backgroundCreateParentsThenNode(final CuratorFrameworkImpl client, final OperationAndData<T> mainOperationAndData, final String path, Backgrounding backgrounding, final InternalACLProvider aclProvider, final boolean createParentsAsContainers)
{
    BackgroundOperation<T> operation = new BackgroundOperation<T>()
    {
        @Override
        public void performBackgroundOperation(OperationAndData<T> dummy) throws Exception
        {
            try
            {
                ZKPaths.mkdirs(client.getZooKeeper(), path, false, aclProvider, createParentsAsContainers);
            }
            catch ( KeeperException e )
            {
                if ( !client.getZookeeperClient().getRetryPolicy().allowRetry(e) )
                {
                    throw e;
                }
                // otherwise safe to ignore as it will get retried
            }
            client.queueOperation(mainOperationAndData);
        }
    };
    OperationAndData<T> parentOperation = new OperationAndData<>(operation, mainOperationAndData.getData(), null, null, backgrounding.getContext(), null);
    client.queueOperation(parentOperation);
}

Source File: TransactionExample.java From ZKRecipesByExample with Apache License 2.0

6 votes

public static void main(String[] args) throws Exception {
	TestingServer server = new TestingServer();
	CuratorFramework client = null;
	try {
		client = createSimple(server.getConnectString());
		client.start();

		ZKPaths.mkdirs(client.getZookeeperClient().getZooKeeper(),"/a");
		ZKPaths.mkdirs(client.getZookeeperClient().getZooKeeper(),"/another/path");
		ZKPaths.mkdirs(client.getZookeeperClient().getZooKeeper(),"/yet/another/path");


		transaction(client);

	} catch (Exception ex) {
		ex.printStackTrace();
	} finally {
		CloseableUtils.closeQuietly(client);
		CloseableUtils.closeQuietly(server);
	}
}

Source File: OthermsgTozkLoader.java From Mycat2 with GNU General Public License v3.0

5 votes

@Override
public boolean notiflyProcess() throws Exception {
    // 添加line目录，用作集群中节点，在线的基本目录信息
    String line = currZkPath + ZookeeperPath.ZK_SEPARATOR.getKey() + ZookeeperPath.FLOW_ZK_PATH_LINE.getKey();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), line);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + line + " success");

    // 添加序列目录信息
    String seqLine = currZkPath + ZookeeperPath.ZK_SEPARATOR.getKey()
            + ZookeeperPath.FLOW_ZK_PATH_SEQUENCE.getKey();
    seqLine = seqLine + ZookeeperPath.ZK_SEPARATOR.getKey() + ZookeeperPath.FLOW_ZK_PATH_SEQUENCE_INSTANCE.getKey();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), seqLine);

    String seqLeader = currZkPath + ZookeeperPath.ZK_SEPARATOR.getKey()
            + ZookeeperPath.FLOW_ZK_PATH_SEQUENCE.getKey();
    seqLeader = seqLeader + ZookeeperPath.ZK_SEPARATOR.getKey()
            + ZookeeperPath.FLOW_ZK_PATH_SEQUENCE_LEADER.getKey();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), seqLeader);

    String incrSeq = currZkPath + ZookeeperPath.ZK_SEPARATOR.getKey()
            + ZookeeperPath.FLOW_ZK_PATH_SEQUENCE.getKey();
    incrSeq = incrSeq + ZookeeperPath.ZK_SEPARATOR.getKey()
            + ZookeeperPath.FLOW_ZK_PATH_SEQUENCE_INCREMENT_SEQ.getKey();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), incrSeq);

    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + seqLine + " success");
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + seqLeader + " success");
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + incrSeq + " success");

    return true;
}

Source File: DataHostDisable.java From dble with GNU General Public License v2.0

5 votes

public static void setStatusToZK(String nodePath, CuratorFramework curator, String value) throws Exception {
    Stat stat = curator.checkExists().forPath(nodePath);
    if (null == stat) {
        ZKPaths.mkdirs(curator.getZookeeperClient().getZooKeeper(), nodePath);
    }
    LOGGER.debug("ZkMultiLoader write file :" + nodePath + ", value :" + value);
    curator.setData().inBackground().forPath(nodePath, value.getBytes());
}

Source File: ZkMultiLoader.java From dble with GNU General Public License v2.0

5 votes

public boolean createPath(String path) {

        LOGGER.trace("createPath child path is {}", path);

        boolean result = true;
        try {
            ZKPaths.mkdirs(curator.getZookeeperClient().getZooKeeper(), path);
        } catch (Exception e) {
            LOGGER.warn(" createPath error", e);
            result = false;
        }

        return result;
    }

Source File: Zk.java From rdf-delta with Apache License 2.0

5 votes

public static String zkEnsure(CuratorFramework client, String path) {
    try {
        ZKPaths.mkdirs(client.getZookeeperClient().getZooKeeper(), path, true);
        return path;
    } catch (Exception e) {
        LOG.error("Failed: mkdirs("+path+")",e);
        return null;
    }
}

Source File: CloudConfigSample.java From cloud-config with MIT License

5 votes

private static void prepare(TestingServer server) throws Exception {
        CuratorFramework zkRootClient = null;
        try {
            zkRootClient = CuratorFrameworkFactory.builder()
                    .connectString(server.getConnectString())
                    .retryPolicy(new BoundedExponentialBackoffRetry(10, 100, 7))
                    .build();
            zkRootClient.start();

            ZooKeeper zk = zkRootClient.getZookeeperClient().getZooKeeper();
            ZKPaths.mkdirs(zk, "/" + CloudConfigCommon.CONFIG_ROOT);
            ZKPaths.mkdirs(zk, "/"+CloudConfigCommon.PROPERTY_ROOT);

            CuratorFramework zkConfigClient = zkRootClient.usingNamespace(CloudConfigCommon.CONFIG_ROOT);
//        CuratorFramework zkPropsClient  = zkRootClient.usingNamespace(CloudConfigCommon.PROPERTY_ROOT);

            String config = "{\n" +
                    "    \"driverClassName\" : \"com.mysql.jdbc.Driver\",\n" +
                    "    \"userName\" : \"root\",\n" +
                    "    \"password\" : \"1111\", \n"+
                    "    \"jdbcUrl\" : \"jdbc:mysql://127.0.0.1:3306/a?characterEncoding=utf8&createDatabaseIfNotExist=true\"\n"+
                    "}";

            zkConfigClient.create().creatingParentsIfNeeded().forPath("/database/mydb", config.getBytes());
        } finally {
            if(zkRootClient!=null) {
                zkRootClient.close();
            }
        }
    }

Source File: OthermsgTozkLoader.java From dble with GNU General Public License v2.0

4 votes

@Override
public boolean notifyProcess() throws Exception {
    String line = KVPathUtil.getOnlinePath();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), line);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + line + " success");

    String seqLine = KVPathUtil.getSequencesInstancePath();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), seqLine);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + seqLine + " success");

    String seqLeader = KVPathUtil.getSequencesLeaderPath();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), seqLeader);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + seqLeader + " success");

    String incrSeq = KVPathUtil.getSequencesIncrPath();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), incrSeq);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + incrSeq + " success");

    String binlogPauseStatusPath = KVPathUtil.getBinlogPauseStatus();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), binlogPauseStatusPath);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + binlogPauseStatusPath + " success");

    String binlogPauseInstances = KVPathUtil.getBinlogPauseInstance();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), binlogPauseInstances);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + binlogPauseInstances + " success");

    String ddlPath = KVPathUtil.getDDLPath();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), ddlPath);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + ddlPath + " success");

    String confStatusPath = KVPathUtil.getConfStatusPath();
    ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), confStatusPath);
    LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + confStatusPath + " success");

    String lockBasePathPath = KVPathUtil.getLockBasePath();
    if (this.getCurator().checkExists().forPath(lockBasePathPath) == null) {
        ZKPaths.mkdirs(this.getCurator().getZookeeperClient().getZooKeeper(), lockBasePathPath);
        LOGGER.info("OthermsgTozkLoader zookeeper mkdir " + lockBasePathPath + " success");
    }
    return true;
}

Java Code Examples for org.apache.curator.utils.ZKPaths#mkdirs()