Java Code Examples for org.apache.hadoop.yarn.conf.HAUtil#getRMHAId()
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org.apache.hadoop.yarn.conf.HAUtil#getRMHAId() .
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Example 1
Source File: EmbeddedElectorService.java From hadoop with Apache License 2.0 | 5 votes |
@Override protected void serviceInit(Configuration conf) throws Exception { conf = conf instanceof YarnConfiguration ? conf : new YarnConfiguration(conf); String zkQuorum = conf.get(YarnConfiguration.RM_ZK_ADDRESS); if (zkQuorum == null) { throw new YarnRuntimeException("Embedded automatic failover " + "is enabled, but " + YarnConfiguration.RM_ZK_ADDRESS + " is not set"); } String rmId = HAUtil.getRMHAId(conf); String clusterId = YarnConfiguration.getClusterId(conf); localActiveNodeInfo = createActiveNodeInfo(clusterId, rmId); String zkBasePath = conf.get(YarnConfiguration.AUTO_FAILOVER_ZK_BASE_PATH, YarnConfiguration.DEFAULT_AUTO_FAILOVER_ZK_BASE_PATH); String electionZNode = zkBasePath + "/" + clusterId; long zkSessionTimeout = conf.getLong(YarnConfiguration.RM_ZK_TIMEOUT_MS, YarnConfiguration.DEFAULT_RM_ZK_TIMEOUT_MS); List<ACL> zkAcls = RMZKUtils.getZKAcls(conf); List<ZKUtil.ZKAuthInfo> zkAuths = RMZKUtils.getZKAuths(conf); int maxRetryNum = conf.getInt( CommonConfigurationKeys.HA_FC_ELECTOR_ZK_OP_RETRIES_KEY, CommonConfigurationKeys.HA_FC_ELECTOR_ZK_OP_RETRIES_DEFAULT); elector = new ActiveStandbyElector(zkQuorum, (int) zkSessionTimeout, electionZNode, zkAcls, zkAuths, this, maxRetryNum); elector.ensureParentZNode(); if (!isParentZnodeSafe(clusterId)) { notifyFatalError(electionZNode + " znode has invalid data! "+ "Might need formatting!"); } super.serviceInit(conf); }
Example 2
Source File: EmbeddedElectorService.java From big-c with Apache License 2.0 | 5 votes |
@Override protected void serviceInit(Configuration conf) throws Exception { conf = conf instanceof YarnConfiguration ? conf : new YarnConfiguration(conf); String zkQuorum = conf.get(YarnConfiguration.RM_ZK_ADDRESS); if (zkQuorum == null) { throw new YarnRuntimeException("Embedded automatic failover " + "is enabled, but " + YarnConfiguration.RM_ZK_ADDRESS + " is not set"); } String rmId = HAUtil.getRMHAId(conf); String clusterId = YarnConfiguration.getClusterId(conf); localActiveNodeInfo = createActiveNodeInfo(clusterId, rmId); String zkBasePath = conf.get(YarnConfiguration.AUTO_FAILOVER_ZK_BASE_PATH, YarnConfiguration.DEFAULT_AUTO_FAILOVER_ZK_BASE_PATH); String electionZNode = zkBasePath + "/" + clusterId; long zkSessionTimeout = conf.getLong(YarnConfiguration.RM_ZK_TIMEOUT_MS, YarnConfiguration.DEFAULT_RM_ZK_TIMEOUT_MS); List<ACL> zkAcls = RMZKUtils.getZKAcls(conf); List<ZKUtil.ZKAuthInfo> zkAuths = RMZKUtils.getZKAuths(conf); int maxRetryNum = conf.getInt( CommonConfigurationKeys.HA_FC_ELECTOR_ZK_OP_RETRIES_KEY, CommonConfigurationKeys.HA_FC_ELECTOR_ZK_OP_RETRIES_DEFAULT); elector = new ActiveStandbyElector(zkQuorum, (int) zkSessionTimeout, electionZNode, zkAcls, zkAuths, this, maxRetryNum); elector.ensureParentZNode(); if (!isParentZnodeSafe(clusterId)) { notifyFatalError(electionZNode + " znode has invalid data! "+ "Might need formatting!"); } super.serviceInit(conf); }