/** * @param ctx The lock manager context (containing the Hive configuration file) * Start the ZooKeeper client based on the zookeeper cluster specified in the conf. **/ @Override public void setContext(HiveLockManagerCtx ctx) throws LockException { this.ctx = ctx; HiveConf conf = ctx.getConf(); sleepTime = conf.getTimeVar( HiveConf.ConfVars.HIVE_LOCK_SLEEP_BETWEEN_RETRIES, TimeUnit.MILLISECONDS); numRetriesForLock = conf.getIntVar(HiveConf.ConfVars.HIVE_LOCK_NUMRETRIES); numRetriesForUnLock = conf.getIntVar(HiveConf.ConfVars.HIVE_UNLOCK_NUMRETRIES); try { curatorFramework = CuratorFrameworkSingleton.getInstance(conf); parent = conf.getVar(HiveConf.ConfVars.HIVE_ZOOKEEPER_NAMESPACE); try{ curatorFramework.create().withMode(CreateMode.PERSISTENT).forPath("/" + parent, new byte[0]); } catch (Exception e) { // ignore if the parent already exists if (!(e instanceof KeeperException) || ((KeeperException)e).code() != KeeperException.Code.NODEEXISTS) { LOG.warn("Unexpected ZK exception when creating parent node /" + parent, e); } } } catch (Exception e) { LOG.error("Failed to create curatorFramework object: ", e); throw new LockException(ErrorMsg.ZOOKEEPER_CLIENT_COULD_NOT_BE_INITIALIZED.getMsg()); } }
/** * @param ctx The lock manager context (containing the Hive configuration file) * Start the ZooKeeper client based on the zookeeper cluster specified in the conf. **/ @Override public void setContext(HiveLockManagerCtx ctx) throws LockException { this.ctx = ctx; HiveConf conf = ctx.getConf(); sleepTime = conf.getTimeVar( HiveConf.ConfVars.HIVE_LOCK_SLEEP_BETWEEN_RETRIES, TimeUnit.MILLISECONDS); numRetriesForLock = conf.getIntVar(HiveConf.ConfVars.HIVE_LOCK_NUMRETRIES); numRetriesForUnLock = conf.getIntVar(HiveConf.ConfVars.HIVE_UNLOCK_NUMRETRIES); try { curatorFramework = CuratorFrameworkSingleton.getInstance(conf); parent = conf.getVar(HiveConf.ConfVars.HIVE_ZOOKEEPER_NAMESPACE); try{ curatorFramework.create().withMode(CreateMode.PERSISTENT).forPath("/" + parent, new byte[0]); } catch (Exception e) { // ignore if the parent already exists if (!(e instanceof KeeperException) || ((KeeperException)e).code() != KeeperException.Code.NODEEXISTS) { LOG.warn("Unexpected ZK exception when creating parent node /" + parent, e); } } } catch (Exception e) { LOG.error("Failed to create curatorFramework object: ", e); throw new LockException(ErrorMsg.ZOOKEEPER_CLIENT_COULD_NOT_BE_INITIALIZED.getMsg()); } }
/** * @param ctx The lock manager context (containing the Hive configuration file) * Start the ZooKeeper client based on the zookeeper cluster specified in the conf. **/ public void setContext(HiveLockManagerCtx ctx) throws LockException { this.ctx = ctx; HiveConf conf = ctx.getConf(); sleepTime = conf.getTimeVar( HiveConf.ConfVars.HIVE_LOCK_SLEEP_BETWEEN_RETRIES, TimeUnit.MILLISECONDS); numRetriesForLock = conf.getIntVar(HiveConf.ConfVars.HIVE_LOCK_NUMRETRIES); numRetriesForUnLock = conf.getIntVar(HiveConf.ConfVars.HIVE_UNLOCK_NUMRETRIES); try { curatorFramework = CuratorFrameworkSingleton.getInstance(conf); parent = conf.getVar(HiveConf.ConfVars.HIVE_ZOOKEEPER_NAMESPACE); try{ curatorFramework.create().withMode(CreateMode.PERSISTENT).forPath("/" + parent, new byte[0]); } catch (Exception e) { // ignore if the parent already exists if (!(e instanceof KeeperException) || ((KeeperException)e).code() != KeeperException.Code.NODEEXISTS) { LOG.warn("Unexpected ZK exception when creating parent node /" + parent, e); } } } catch (Exception e) { LOG.error("Failed to create curatorFramework object: ", e); throw new LockException(ErrorMsg.ZOOKEEPER_CLIENT_COULD_NOT_BE_INITIALIZED.getMsg()); } }