2010-08-23 18:36:47 -04:00
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#!/usr/bin/env bash
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#
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#/**
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# * Copyright 2007 The Apache Software Foundation
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# *
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# * Licensed to the Apache Software Foundation (ASF) under one
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# * or more contributor license agreements. See the NOTICE file
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# * distributed with this work for additional information
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# * regarding copyright ownership. The ASF licenses this file
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# * to you under the Apache License, Version 2.0 (the
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# * "License"); you may not use this file except in compliance
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# * with the License. You may obtain a copy of the License at
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# *
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# * http://www.apache.org/licenses/LICENSE-2.0
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# *
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# * Unless required by applicable law or agreed to in writing, software
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# * distributed under the License is distributed on an "AS IS" BASIS,
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# * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# * See the License for the specific language governing permissions and
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# * limitations under the License.
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# */
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#
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# Run a shell command on all regionserver hosts.
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#
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# Environment Variables
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#
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# HBASE_REGIONSERVERS File naming remote hosts.
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# Default is ${HADOOP_CONF_DIR}/regionservers
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# HADOOP_CONF_DIR Alternate conf dir. Default is ${HADOOP_HOME}/conf.
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# HBASE_CONF_DIR Alternate hbase conf dir. Default is ${HBASE_HOME}/conf.
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# HADOOP_SLAVE_SLEEP Seconds to sleep between spawning remote commands.
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# HADOOP_SLAVE_TIMEOUT Seconds to wait for timing out a remote command.
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# HADOOP_SSH_OPTS Options passed to ssh when running remote commands.
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#
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# Modelled after $HADOOP_HOME/bin/slaves.sh.
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usage="Usage: $0 [--config <hbase-confdir>] commands..."
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bin=`dirname "$0"`
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bin=`cd "$bin">/dev/null; pwd`
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. "$bin"/hbase-config.sh
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# start hbase daemons
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errCode=$?
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if [ $errCode -ne 0 ]
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then
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exit $errCode
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fi
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# quick function to get a value from the HBase config file
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distMode=`$bin/hbase org.apache.hadoop.hbase.HBaseConfTool hbase.cluster.distributed`
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if [ "$distMode" == 'false' ]; then
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"$bin"/hbase-daemon.sh restart master
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else
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# stop all masters before re-start to avoid races for master znode
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"$bin"/hbase-daemon.sh --config "${HBASE_CONF_DIR}" stop master
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"$bin"/hbase-daemons.sh --config "${HBASE_CONF_DIR}" \
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--hosts "${HBASE_BACKUP_MASTERS}" stop master-backup
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# make sure the master znode has been deleted before continuing
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zparent=`$bin/hbase org.apache.hadoop.hbase.HBaseConfTool zookeeper.znode.parent`
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if [ "$zparent" == "null" ]; then zparent="/hbase"; fi
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zmaster=`$bin/hbase org.apache.hadoop.hbase.HBaseConfTool zookeeper.znode.master`
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if [ "$zmaster" == "null" ]; then zmaster="master"; fi
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zmaster=$zparent/$zmaster
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echo -n "Waiting for Master ZNode to expire"
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while bin/hbase zkcli stat $zmaster >/dev/null 2>&1; do
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echo -n "."
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sleep 1
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done
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echo #force a newline
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# all masters are down, now restart
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"$bin"/hbase-daemon.sh --config "${HBASE_CONF_DIR}" start master
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"$bin"/hbase-daemons.sh --config "${HBASE_CONF_DIR}" \
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--hosts "${HBASE_BACKUP_MASTERS}" start master-backup
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# unlike the masters, roll all regionservers one-at-a-time
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export HBASE_SLAVE_PARALLEL=false
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"$bin"/hbase-daemons.sh --config "${HBASE_CONF_DIR}" \
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--hosts "${HBASE_REGIONSERVERS}" restart regionserver
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fi
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2010-08-13 00:12:09 -04:00
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#!/usr/bin/env bash
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#
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#/**
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# * Copyright 2010 The Apache Software Foundation
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# *
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# * Licensed to the Apache Software Foundation (ASF) under one
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|
|
|
# * or more contributor license agreements. See the NOTICE file
|
|
|
|
|
# * distributed with this work for additional information
|
|
|
|
|
# * regarding copyright ownership. The ASF licenses this file
|
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|
|
|
# * to you under the Apache License, Version 2.0 (the
|
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|
|
|
# * "License"); you may not use this file except in compliance
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|
|
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# * with the License. You may obtain a copy of the License at
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# *
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# * http://www.apache.org/licenses/LICENSE-2.0
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# *
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# * Unless required by applicable law or agreed to in writing, software
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# * distributed under the License is distributed on an "AS IS" BASIS,
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# * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# * See the License for the specific language governing permissions and
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# * limitations under the License.
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# */
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#
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# Run a shell command on all regionserver hosts.
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#
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# Environment Variables
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|
|
|
#
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|
|
# HBASE_REGIONSERVERS File naming remote hosts.
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|
|
|
|
# Default is ${HADOOP_CONF_DIR}/regionservers
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|
|
|
# HADOOP_CONF_DIR Alternate conf dir. Default is ${HADOOP_HOME}/conf.
|
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|
|
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# HBASE_CONF_DIR Alternate hbase conf dir. Default is ${HBASE_HOME}/conf.
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|
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# HADOOP_SLAVE_SLEEP Seconds to sleep between spawning remote commands.
|
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|
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# HADOOP_SLAVE_TIMEOUT Seconds to wait for timing out a remote command.
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|
|
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# HADOOP_SSH_OPTS Options passed to ssh when running remote commands.
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|
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#
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|
|
|
# Modelled after $HADOOP_HOME/bin/slaves.sh.
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usage="Usage: $0 [--config <hbase-confdir>] commands..."
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bin=`dirname "$0"`
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bin=`cd "$bin">/dev/null; pwd`
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. "$bin"/hbase-config.sh
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# start hbase daemons
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errCode=$?
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if [ $errCode -ne 0 ]
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then
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exit $errCode
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fi
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# quick function to get a value from the HBase config file
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|
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distMode=`$bin/hbase org.apache.hadoop.hbase.HBaseConfTool hbase.cluster.distributed`
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if [ "$distMode" == 'false' ]; then
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"$bin"/hbase-daemon.sh restart master
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else
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# stop all masters before re-start to avoid races for master znode
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"$bin"/hbase-daemon.sh --config "${HBASE_CONF_DIR}" stop master
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"$bin"/hbase-daemons.sh --config "${HBASE_CONF_DIR}" \
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--hosts "${HBASE_BACKUP_MASTERS}" stop master-backup
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# make sure the master znode has been deleted before continuing
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zparent=`$bin/hbase org.apache.hadoop.hbase.HBaseConfTool zookeeper.znode.parent`
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if [ "$zparent" == "null" ]; then zparent="/hbase"; fi
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zmaster=`$bin/hbase org.apache.hadoop.hbase.HBaseConfTool zookeeper.znode.master`
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if [ "$zmaster" == "null" ]; then zmaster="master"; fi
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zmaster=$zparent/$zmaster
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echo -n "Waiting for Master ZNode to expire"
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while bin/hbase zkcli stat $zmaster >/dev/null 2>&1; do
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echo -n "."
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sleep 1
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done
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echo #force a newline
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# all masters are down, now restart
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"$bin"/hbase-daemon.sh --config "${HBASE_CONF_DIR}" start master
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"$bin"/hbase-daemons.sh --config "${HBASE_CONF_DIR}" \
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--hosts "${HBASE_BACKUP_MASTERS}" start master-backup
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# unlike the masters, roll all regionservers one-at-a-time
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export HBASE_SLAVE_PARALLEL=false
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"$bin"/hbase-daemons.sh --config "${HBASE_CONF_DIR}" \
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--hosts "${HBASE_REGIONSERVERS}" restart regionserver
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fi
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