Examples of org.apache.hadoop.hbase.exceptions.MasterNotRunningException

Package org.apache.hadoop.hbase.exceptions

Examples of org.apache.hadoop.hbase.exceptions.MasterNotRunningException

org.apache.hadoop.hbase.exceptions.MasterNotRunningException
Thrown if the master is not running

        ServerName sn = MasterAddressTracker.getMasterAddress(zkw);
        if (sn == null) {
          String msg =
            "ZooKeeper available but no active master location found";
          LOG.info(msg);
          throw new MasterNotRunningException(msg);
        }




        InetSocketAddress isa =
          new InetSocketAddress(sn.getHostname(), sn.getPort());
        MasterProtocol tryMaster = rpcEngine.getProxy(
            masterProtocolState.protocolClass,
            isa, this.conf, this.rpcTimeout);


        if (tryMaster.isMasterRunning(
            null, RequestConverter.buildIsMasterRunningRequest()).getIsMasterRunning()) {
          return tryMaster;
        } else {
          String msg = "Can create a proxy to master, but it is not running";
          LOG.info(msg);
          throw new MasterNotRunningException(msg);
        }
      } finally {
        zkw.close();
      }
    }

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          } else {
            // Enough tries, we stop now
            LOG.info("getMaster attempt " + tries + " of " + numRetries +
              " failed; no more retrying.", exceptionCaught);
            throw new MasterNotRunningException(exceptionCaught);
          }
        }


        if (master == null) {
          // implies this.closed true
          throw new MasterNotRunningException(
            "Connection was closed while trying to get master");
        }


        return master;
      }

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          errorMsg = "The node " + zkw.baseZNode+" is not in ZooKeeper. "
            + "It should have been written by the master. "
            + "Check the value configured in 'zookeeper.znode.parent'. "
            + "There could be a mismatch with the one configured in the master.";
          LOG.error(errorMsg);
          throw new MasterNotRunningException(errorMsg);
        }
      } catch (KeeperException e) {
        errorMsg = "Can't get connection to ZooKeeper: " + e.getMessage();
        LOG.error(errorMsg);
        throw new MasterNotRunningException(errorMsg, e);
      }
    }

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        throw (ZooKeeperConnectionException)ioe;
      }


      // Throwing MasterNotRunningException even though not really valid in order to not
      // break interface by adding additional exception type.
      throw new MasterNotRunningException("Unexpected exception when calling balanceSwitch",se);
    } finally {
      master.close();
    }
  }

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  @Override
  public void createTable(HTableDescriptor hTableDescriptor,
    byte [][] splitKeys)
  throws IOException {
    if (!isMasterRunning()) {
      throw new MasterNotRunningException();
    }


    HRegionInfo [] newRegions = getHRegionInfos(hTableDescriptor, splitKeys);
    checkInitialized();
    checkCompression(hTableDescriptor);

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    for (int i = 0; i < masterThreads.size(); i++) {
      if (masterThreads.get(i).getMaster().isActiveMaster()) {
        return i;
      }
    }
    throw new MasterNotRunningException();
  }

View Full Code Here

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Related Classes of org.apache.hadoop.hbase.exceptions.MasterNotRunningException

org.apache.hadoop.hbase.client.HBaseAdmin

org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation

org.apache.hadoop.hbase.master.HMaster

org.apache.hadoop.hbase.master.TestMasterFailoverBalancerPersistence

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