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#! /usr/bin/env bash
#
#/**
# * Copyright 2007 The Apache Software Foundation
# *
# * Licensed to the Apache Software Foundation (ASF) under one
# * or more contributor license agreements. See the NOTICE file
# * distributed with this work for additional information
# * regarding copyright ownership. The ASF licenses this file
# * to you under the Apache License, Version 2.0 (the
# * "License"); you may not use this file except in compliance
# * with the License. You may obtain a copy of the License at
# *
# * http://www.apache.org/licenses/LICENSE-2.0
# *
# * Unless required by applicable law or agreed to in writing, software
# * distributed under the License is distributed on an "AS IS" BASIS,
# * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# * See the License for the specific language governing permissions and
# * limitations under the License.
# */
#
# The hbase command script. Based on the hadoop command script putting
# in hbase classes, libs and configurations ahead of hadoop's.
#
# TODO: Narrow the amount of duplicated code.
#
# Environment Variables:
#
# JAVA_HOME The java implementation to use. Overrides JAVA_HOME.
#
# HBASE_CLASSPATH Extra Java CLASSPATH entries.
#
# HBASE_HEAPSIZE The maximum amount of heap to use, in MB.
# Default is 1000.
#
# HBASE_LIBRARY_PATH HBase additions to JAVA_LIBRARY_PATH for adding
# native libaries.
#
# HBASE_OPTS Extra Java runtime options.
#
# HBASE_CONF_DIR Alternate conf dir. Default is ${HBASE_HOME}/conf.
#
# HBASE_ROOT_LOGGER The root appender. Default is INFO,console
#
# MAVEN_HOME Where mvn is installed.
#
bin=`dirname "$0"`
bin=`cd "$bin">/dev/null; pwd`
# This will set HBASE_HOME, etc.
. "$bin"/hbase-config.sh
cygwin=false
case "`uname`" in
CYGWIN*) cygwin=true;;
esac
# Detect if we are in hbase sources dir
in_dev_env=false
if [ -d "${HBASE_HOME}/target" ]; then
in_dev_env=true
fi
# if no args specified, show usage
if [ $# = 0 ]; then
echo "Usage: hbase <command>"
echo "where <command> an option from one of these categories:"
echo ""
echo "DBA TOOLS"
echo " shell run the HBase shell"
echo " hbck run the hbase 'fsck' tool"
echo " hlog write-ahead-log analyzer"
echo " hfile store file analyzer"
echo " zkcli run the ZooKeeper shell"
echo ""
echo "PROCESS MANAGEMENT"
echo " master run an HBase HMaster node"
echo " regionserver run an HBase HRegionServer node"
echo " zookeeper run a Zookeeper server"
echo " rest run an HBase REST server"
echo " thrift run an HBase Thrift server"
echo " avro run an HBase Avro server"
echo ""
echo "PACKAGE MANAGEMENT"
echo " classpath dump hbase CLASSPATH"
echo " version print the version"
echo ""
echo " or"
echo " CLASSNAME run the class named CLASSNAME"
echo "Most commands print help when invoked w/o parameters."
exit 1
fi
# get arguments
COMMAND=$1
shift
JAVA=$JAVA_HOME/bin/java
JAVA_HEAP_MAX=-Xmx1000m
MVN="mvn"
if [ "$MAVEN_HOME" != "" ]; then
MVN=${MAVEN_HOME}/bin/mvn
fi
# check envvars which might override default args
if [ "$HBASE_HEAPSIZE" != "" ]; then
#echo "run with heapsize $HBASE_HEAPSIZE"
JAVA_HEAP_MAX="-Xmx""$HBASE_HEAPSIZE""m"
#echo $JAVA_HEAP_MAX
fi
# so that filenames w/ spaces are handled correctly in loops below
IFS=
# CLASSPATH initially contains $HBASE_CONF_DIR
CLASSPATH="${HBASE_CONF_DIR}"
CLASSPATH=${CLASSPATH}:$JAVA_HOME/lib/tools.jar
add_maven_deps_to_classpath() {
# Need to generate classpath from maven pom. This is costly so generate it
# and cache it. Save the file into our target dir so a mvn clean will get
# clean it up and force us create a new one.
f="${HBASE_HOME}/target/cached_classpath.txt"
if [ ! -f "${f}" ]
then
${MVN} -f "${HBASE_HOME}/pom.xml" dependency:build-classpath -Dmdep.outputFile="${f}" &> /dev/null
fi
CLASSPATH=${CLASSPATH}:`cat "${f}"`
}
add_maven_main_classes_to_classpath() {
if [ -d "$HBASE_HOME/target/classes" ]; then
CLASSPATH=${CLASSPATH}:$HBASE_HOME/target/classes
fi
}
add_maven_test_classes_to_classpath() {
# For developers, add hbase classes to CLASSPATH
f="$HBASE_HOME/target/test-classes"
if [ -d "${f}" ]; then
CLASSPATH=${CLASSPATH}:${f}
fi
}
# Add maven target directory
if $in_dev_env; then
add_maven_deps_to_classpath
add_maven_main_classes_to_classpath
add_maven_test_classes_to_classpath
fi
# For releases, add hbase & webapps to CLASSPATH
# Webapps must come first else it messes up Jetty 添加HBASE_HOME所有的jar到CLASSPATH
if [ -d "$HBASE_HOME/hbase-webapps" ]; then
CLASSPATH=${CLASSPATH}:$HBASE_HOME
fi
if [ -d "$HBASE_HOME/target/hbase-webapps" ]; then
CLASSPATH="${CLASSPATH}:${HBASE_HOME}/target"
fi
for f in $HBASE_HOME/hbase*.jar; do
if [[ $f = *sources.jar ]]
then
: # Skip sources.jar
elif [ -f $f ]
then
CLASSPATH=${CLASSPATH}:$f;
fi
done
# Add libs to CLASSPATH
for f in $HBASE_HOME/lib/*.jar; do
CLASSPATH=${CLASSPATH}:$f;
done
# Add user-specified CLASSPATH last
if [ "$HBASE_CLASSPATH" != "" ]; then
CLASSPATH=${CLASSPATH}:${HBASE_CLASSPATH}
fi
# default log directory & file
if [ "$HBASE_LOG_DIR" = "" ]; then
HBASE_LOG_DIR="$HBASE_HOME/logs"
fi
if [ "$HBASE_LOGFILE" = "" ]; then
HBASE_LOGFILE='hbase.log'
fi
# cygwin path translation
if $cygwin; then
CLASSPATH=`cygpath -p -w "$CLASSPATH"`
HBASE_HOME=`cygpath -d "$HBASE_HOME"`
HBASE_LOG_DIR=`cygpath -d "$HBASE_LOG_DIR"`
fi
function append_path() {
if [ -z "$1" ]; then
echo $2
else
echo $1:$2
fi
}
JAVA_PLATFORM=""
#If avail, add Hadoop to the CLASSPATH and to the JAVA_LIBRARY_PATH 添加系统中现有HADOOP的CLASSPATH配置
#根据HADOOP_HOME或PATH获取当前系统的HADOOP参数，调用，因此，本地HBase模式需清除Hadoop的HADOOP_HOME或PATH
HADOOP_IN_PATH=$(PATH="${HADOOP_HOME:-${HADOOP_PREFIX}}/bin:$PATH" which hadoop 2>/dev/null)
if [ -f ${HADOOP_IN_PATH} ]; then
HADOOP_JAVA_LIBRARY_PATH=$(HADOOP_CLASSPATH="$CLASSPATH" ${HADOOP_IN_PATH} \
org.apache.hadoop.hbase.util.GetJavaProperty java.library.path 2>/dev/null)
if [ -n "$HADOOP_JAVA_LIBRARY_PATH" ]; then
JAVA_LIBRARY_PATH=$(append_path "${JAVA_LIBRARY_PATH}" "$HADOOP_JAVA_LIBRARY_PATH")
fi
CLASSPATH=$(append_path "${CLASSPATH}" `${HADOOP_IN_PATH} classpath 2>/dev/null`)
fi
if [ -d "${HBASE_HOME}/build/native" -o -d "${HBASE_HOME}/lib/native" ]; then
if [ -z $JAVA_PLATFORM ]; then
JAVA_PLATFORM=`CLASSPATH=${CLASSPATH} ${JAVA} org.apache.hadoop.util.PlatformName | sed -e "s/ /_/g"`
fi
if [ -d "$HBASE_HOME/build/native" ]; then
JAVA_LIBRARY_PATH=$(append_path "$JAVA_LIBRARY_PATH" ${HBASE_HOME}/build/native/${JAVA_PLATFORM}/lib)
fi
if [ -d "${HBASE_HOME}/lib/native" ]; then
JAVA_LIBRARY_PATH=$(append_path "$JAVA_LIBRARY_PATH" ${HBASE_HOME}/lib/native/${JAVA_PLATFORM})
fi
fi
# cygwin path translation
if $cygwin; then
JAVA_LIBRARY_PATH=`cygpath -p "$JAVA_LIBRARY_PATH"`
fi
# restore ordinary behaviour
unset IFS
# figure out which class to run
if [ "$COMMAND" = "shell" ] ; then
CLASS="org.jruby.Main -X+O ${HBASE_HOME}/bin/hirb.rb"
elif [ "$COMMAND" = "hbck" ] ; then
CLASS='org.apache.hadoop.hbase.util.HBaseFsck'
elif [ "$COMMAND" = "hlog" ] ; then
CLASS='org.apache.hadoop.hbase.regionserver.wal.HLogPrettyPrinter'
elif [ "$COMMAND" = "hfile" ] ; then
CLASS='org.apache.hadoop.hbase.io.hfile.HFile'
elif [ "$COMMAND" = "zkcli" ] ; then
# ZooKeeperMainServerArg returns '-server HOST:PORT' or empty string.
SERVER_ARG=`"$bin"/hbase org.apache.hadoop.hbase.zookeeper.ZooKeeperMainServerArg`
CLASS="org.apache.zookeeper.ZooKeeperMain ${SERVER_ARG}"
elif [ "$COMMAND" = "master" ] ; then
CLASS='org.apache.hadoop.hbase.master.HMaster'
if [ "$1" != "stop" ] ; then
HBASE_OPTS="$HBASE_OPTS $HBASE_MASTER_OPTS"
fi
elif [ "$COMMAND" = "regionserver" ] ; then
CLASS='org.apache.hadoop.hbase.regionserver.HRegionServer'
if [ "$1" != "stop" ] ; then
HBASE_OPTS="$HBASE_OPTS $HBASE_REGIONSERVER_OPTS"
fi
elif [ "$COMMAND" = "thrift" ] ; then
CLASS='org.apache.hadoop.hbase.thrift.ThriftServer'
if [ "$1" != "stop" ] ; then
HBASE_OPTS="$HBASE_OPTS $HBASE_THRIFT_OPTS"
fi
elif [ "$COMMAND" = "rest" ] ; then
CLASS='org.apache.hadoop.hbase.rest.Main'
if [ "$1" != "stop" ] ; then
HBASE_OPTS="$HBASE_OPTS $HBASE_REST_OPTS"
fi
elif [ "$COMMAND" = "avro" ] ; then
CLASS='org.apache.hadoop.hbase.avro.AvroServer'
if [ "$1" != "stop" ] ; then
HBASE_OPTS="$HBASE_OPTS $HBASE_AVRO_OPTS"
fi
elif [ "$COMMAND" = "zookeeper" ] ; then
CLASS='org.apache.hadoop.hbase.zookeeper.HQuorumPeer'
if [ "$1" != "stop" ] ; then
HBASE_OPTS="$HBASE_OPTS $HBASE_ZOOKEEPER_OPTS"
fi
elif [ "$COMMAND" = "classpath" ] ; then
echo $CLASSPATH
exit 0
elif [ "$COMMAND" = "version" ] ; then
CLASS='org.apache.hadoop.hbase.util.VersionInfo'
else
CLASS=$COMMAND
fi
# Have JVM dump heap if we run out of memory. Files will be 'launch directory'
# and are named like the following: java_pid21612.hprof. Apparently it doesn't
# 'cost' to have this flag enabled. Its a 1.6 flag only. See:
# http://blogs.sun.com/alanb/entry/outofmemoryerror_looks_a_bit_better
HBASE_OPTS="$HBASE_OPTS -Dhbase.log.dir=$HBASE_LOG_DIR"
HBASE_OPTS="$HBASE_OPTS -Dhbase.log.file=$HBASE_LOGFILE"
HBASE_OPTS="$HBASE_OPTS -Dhbase.home.dir=$HBASE_HOME"
HBASE_OPTS="$HBASE_OPTS -Dhbase.id.str=$HBASE_IDENT_STRING"
HBASE_OPTS="$HBASE_OPTS -Dhbase.root.logger=${HBASE_ROOT_LOGGER:-INFO,console}"
if [ "x$JAVA_LIBRARY_PATH" != "x" ]; then
HBASE_OPTS="$HBASE_OPTS -Djava.library.path=$JAVA_LIBRARY_PATH"
fi
# Exec unless HBASE_NOEXEC is set.
if [ "${HBASE_NOEXEC}" != "" ]; then
"$JAVA" -XX:OnOutOfMemoryError="kill -9 %p" $JAVA_HEAP_MAX $HBASE_OPTS -classpath "$CLASSPATH" $CLASS "$@"
else
exec "$JAVA" -XX:OnOutOfMemoryError="kill -9 %p" $JAVA_HEAP_MAX $HBASE_OPTS -classpath "$CLASSPATH" $CLASS "$@"
fi
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