Examples with ArbitrateException com.alibaba.otter.shared.arbitrate.exception.ArbitrateException used on opensource projects

Example 31 with ArbitrateException

use of com.alibaba.otter.shared.arbitrate.exception.ArbitrateException in project otter by alibaba.

the class ChannelArbitrateEvent method status.

/**
     * 查询当前channel的运行状态，是否同步调用
     */
public ChannelStatus status(Long channelId) {
    String path = StagePathUtils.getChannelByChannelId(channelId);
    byte[] data = null;
    try {
        data = zookeeper.readData(path);
    } catch (ZkNoNodeException e) {
        // ignore
        return null;
    } catch (ZkException e) {
        throw new ArbitrateException("Channel_status", channelId.toString(), e);
    }
    return JsonUtils.unmarshalFromByte(data, ChannelStatus.class);
}

Example 32 with ArbitrateException

use of com.alibaba.otter.shared.arbitrate.exception.ArbitrateException in project otter by alibaba.

the class PipelineArbitrateEvent method init.

/**
     * 初始化对应的pipeline节点,同步调用
     */
public void init(Long channelId, Long pipelineId) {
    String path = ManagePathUtils.getPipeline(channelId, pipelineId);
    String processRootPath = ManagePathUtils.getProcessRoot(channelId, pipelineId);
    String terminRootPath = ManagePathUtils.getTerminRoot(channelId, pipelineId);
    String remedyRootPath = ManagePathUtils.getRemedyRoot(channelId, pipelineId);
    String lockRootPath = ManagePathUtils.getLockRoot(channelId, pipelineId);
    String loadLockPath = lockRootPath + "/" + ArbitrateConstants.NODE_LOCK_LOAD;
    try {
        //创建父节点
        zookeeper.createPersistent(path, true);
        zookeeper.create(processRootPath, new byte[0], CreateMode.PERSISTENT);
        zookeeper.create(terminRootPath, new byte[0], CreateMode.PERSISTENT);
        zookeeper.create(remedyRootPath, new byte[0], CreateMode.PERSISTENT);
        zookeeper.create(lockRootPath, new byte[0], CreateMode.PERSISTENT);
        zookeeper.create(loadLockPath, new byte[0], CreateMode.PERSISTENT);
    } catch (ZkNodeExistsException e) {
    // 如果节点已经存在，则不抛异常
    // ignore
    } catch (ZkException e) {
        throw new ArbitrateException("Pipeline_init", pipelineId.toString(), e);
    }
}

Example 33 with ArbitrateException

use of com.alibaba.otter.shared.arbitrate.exception.ArbitrateException in project otter by alibaba.

the class SystemArbitrateEvent method init.

/**
     * 初始化对应的系统节点,同步调用
     */
public void init() {
    String rootPath = ManagePathUtils.getRoot();
    String channelRootPath = ManagePathUtils.getChannelRoot();
    String nodeRootPath = ManagePathUtils.getNodeRoot();
    try {
        zookeeper.create(rootPath, new byte[0], CreateMode.PERSISTENT);
        zookeeper.create(channelRootPath, new byte[0], CreateMode.PERSISTENT);
        zookeeper.create(nodeRootPath, new byte[0], CreateMode.PERSISTENT);
    } catch (ZkNodeExistsException e) {
    // 如果节点已经存在，则不抛异常
    // ignore
    } catch (ZkException e) {
        throw new ArbitrateException("system_init", e);
    }
}

Example 34 with ArbitrateException

use of com.alibaba.otter.shared.arbitrate.exception.ArbitrateException in project otter by alibaba.

the class SystemArbitrateEvent method destory.

/**
     * 销毁对应的系统节点,同步调用
     */
public void destory() {
    String rootPath = ManagePathUtils.getRoot();
    String channelRootPath = ManagePathUtils.getChannelRoot();
    String nodeRootPath = ManagePathUtils.getNodeRoot();
    try {
        // 删除节点，不关心版本
        zookeeper.deleteRecursive(channelRootPath);
        // 删除节点，不关心版本
        zookeeper.deleteRecursive(nodeRootPath);
        // 删除节点，不关心版本
        zookeeper.deleteRecursive(rootPath);
    } catch (ZkNoNodeException e) {
    // 如果节点已经不存在，则不抛异常
    // ignore
    } catch (ZkException e) {
        throw new ArbitrateException("system_destory", e);
    }
}

Example 35 with ArbitrateException

use of com.alibaba.otter.shared.arbitrate.exception.ArbitrateException in project otter by alibaba.

the class SystemArbitrateEvent method switchWarmup.

/**
     * 手工触发一次主备切换
     */
public void switchWarmup(Long channelId, Long pipelineId) {
    String path = ManagePathUtils.getMainStem(channelId, pipelineId);
    try {
        while (true) {
            Stat stat = new Stat();
            byte[] bytes = zookeeper.readData(path, stat);
            MainStemEventData mainStemData = JsonUtils.unmarshalFromByte(bytes, MainStemEventData.class);
            mainStemData.setActive(false);
            try {
                zookeeper.writeData(path, JsonUtils.marshalToByte(mainStemData), stat.getVersion());
                logger.warn("relase channelId[{}],pipelineId[{}] mainstem successed! ", channelId, pipelineId);
                break;
            } catch (ZkBadVersionException e) {
            // ignore , retrying
            }
        }
    } catch (ZkNoNodeException e) {
    // ignore
    } catch (ZkException e) {
        throw new ArbitrateException("releaseMainStem", pipelineId.toString(), e);
    }
}