141 lines
4.6 KiB
Bash
141 lines
4.6 KiB
Bash
#
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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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# included in all the hbase scripts with source command
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# should not be executable directly
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# also should not be passed any arguments, since we need original $*
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# Modelled after $HADOOP_HOME/bin/hadoop-env.sh.
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# resolve links - "${BASH_SOURCE-$0}" may be a softlink
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this="${BASH_SOURCE-$0}"
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while [ -h "$this" ]; do
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ls=`ls -ld "$this"`
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link=`expr "$ls" : '.*-> \(.*\)$'`
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if expr "$link" : '.*/.*' > /dev/null; then
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this="$link"
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else
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this=`dirname "$this"`/"$link"
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fi
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done
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# convert relative path to absolute path
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bin=`dirname "$this"`
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script=`basename "$this"`
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bin=`cd "$bin">/dev/null; pwd`
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this="$bin/$script"
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# the root of the hbase installation
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if [ -z "$HBASE_HOME" ]; then
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export HBASE_HOME=`dirname "$this"`/..
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fi
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#check to see if the conf dir or hbase home are given as an optional arguments
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while [ $# -gt 1 ]
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do
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if [ "--config" = "$1" ]
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then
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shift
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confdir=$1
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shift
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HBASE_CONF_DIR=$confdir
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elif [ "--hosts" = "$1" ]
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then
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shift
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hosts=$1
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shift
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HBASE_REGIONSERVERS=$hosts
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else
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# Presume we are at end of options and break
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break
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fi
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done
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# Allow alternate hbase conf dir location.
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HBASE_CONF_DIR="${HBASE_CONF_DIR:-$HBASE_HOME/conf}"
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# List of hbase regions servers.
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HBASE_REGIONSERVERS="${HBASE_REGIONSERVERS:-$HBASE_CONF_DIR/regionservers}"
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# List of hbase secondary masters.
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HBASE_BACKUP_MASTERS="${HBASE_BACKUP_MASTERS:-$HBASE_CONF_DIR/backup-masters}"
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# Thrift JMX opts
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if [ -n "$HBASE_JMX_OPTS" ] && [ -z "$HBASE_THRIFT_JMX_OPTS" ]; then
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HBASE_THRIFT_JMX_OPTS="$HBASE_JMX_OPTS -Dcom.sun.management.jmxremote.port=10103"
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fi
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# Thrift opts
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if [ -z "$HBASE_THRIFT_OPTS" ]; then
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export HBASE_THRIFT_OPTS="$HBASE_THRIFT_JMX_OPTS"
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fi
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# REST JMX opts
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if [ -n "$HBASE_JMX_OPTS" ] && [ -z "$HBASE_REST_JMX_OPTS" ]; then
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HBASE_REST_JMX_OPTS="$HBASE_JMX_OPTS -Dcom.sun.management.jmxremote.port=10105"
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fi
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# REST opts
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if [ -z "$HBASE_REST_OPTS" ]; then
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export HBASE_REST_OPTS="$HBASE_REST_JMX_OPTS"
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fi
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# Source the hbase-env.sh. Will have JAVA_HOME defined.
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# HBASE-7817 - Source the hbase-env.sh only if it has not already been done. HBASE_ENV_INIT keeps track of it.
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if [ -z "$HBASE_ENV_INIT" ] && [ -f "${HBASE_CONF_DIR}/hbase-env.sh" ]; then
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. "${HBASE_CONF_DIR}/hbase-env.sh"
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export HBASE_ENV_INIT="true"
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fi
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# Set default value for regionserver uid if not present
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if [ -z "$HBASE_REGIONSERVER_UID" ]; then
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HBASE_REGIONSERVER_UID="hbase"
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fi
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# Verify if hbase has the mlock agent
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if [ "$HBASE_REGIONSERVER_MLOCK" = "true" ]; then
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MLOCK_AGENT="$HBASE_HOME/native/libmlockall_agent.so"
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if [ ! -f "$MLOCK_AGENT" ]; then
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cat 1>&2 <<EOF
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Unable to find mlockall_agent, hbase must be compiled with -Pnative
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EOF
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exit 1
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fi
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HBASE_REGIONSERVER_OPTS="$HBASE_REGIONSERVER_OPTS -agentpath:$MLOCK_AGENT=user=$HBASE_REGIONSERVER_UID"
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fi
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# Newer versions of glibc use an arena memory allocator that causes virtual
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# memory usage to explode. Tune the variable down to prevent vmem explosion.
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export MALLOC_ARENA_MAX=${MALLOC_ARENA_MAX:-4}
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# Now having JAVA_HOME defined is required
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if [ -z "$JAVA_HOME" ]; then
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cat 1>&2 <<EOF
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+======================================================================+
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| Error: JAVA_HOME is not set and Java could not be found |
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+----------------------------------------------------------------------+
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| Please download the latest Sun JDK from the Sun Java web site |
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| > http://java.sun.com/javase/downloads/ < |
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| |
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| HBase requires Java 1.7 or later. |
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| NOTE: This script will find Sun Java whether you install using the |
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| binary or the RPM based installer. |
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+======================================================================+
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EOF
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exit 1
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fi
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