hbase/bin/hbase-config.sh

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#
#/**
# * 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.
# */
# included in all the hbase scripts with source command
# should not be executable directly
# also should not be passed any arguments, since we need original $*
# Modelled after $HADOOP_HOME/bin/hadoop-env.sh.
# resolve links - "${BASH_SOURCE-$0}" may be a softlink
this="${BASH_SOURCE-$0}"
while [ -h "$this" ]; do
ls=`ls -ld "$this"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '.*/.*' > /dev/null; then
this="$link"
else
this=`dirname "$this"`/"$link"
fi
done
# convert relative path to absolute path
bin=`dirname "$this"`
script=`basename "$this"`
bin=`cd "$bin">/dev/null; pwd`
this="$bin/$script"
# the root of the hbase installation
if [ -z "$HBASE_HOME" ]; then
export HBASE_HOME=`dirname "$this"`/..
fi
#check to see if the conf dir or hbase home are given as an optional arguments
while [ $# -gt 1 ]
do
if [ "--config" = "$1" ]
then
shift
confdir=$1
shift
HBASE_CONF_DIR=$confdir
elif [ "--hosts" = "$1" ]
then
shift
hosts=$1
shift
HBASE_REGIONSERVERS=$hosts
elif [ "--auth-as-server" = "$1" ]
then
shift
# shellcheck disable=SC2034
AUTH_AS_SERVER="true"
elif [ "--autostart-window-size" = "$1" ]
then
shift
AUTOSTART_WINDOW_SIZE=$(( $1 + 0 ))
if [ $AUTOSTART_WINDOW_SIZE -lt 0 ]; then
echo "Invalid value for --autostart-window-size, should be a positive integer"
exit 1
fi
shift
elif [ "--autostart-window-retry-limit" = "$1" ]
then
shift
AUTOSTART_WINDOW_RETRY_LIMIT=$(( $1 + 0 ))
if [ $AUTOSTART_WINDOW_RETRY_LIMIT -lt 0 ]; then
echo "Invalid value for --autostart-window-retry-limit, should be a positive integer"
exit 1
fi
shift
elif [ "--internal-classpath" = "$1" ]
then
shift
# shellcheck disable=SC2034
INTERNAL_CLASSPATH="true"
elif [ "--debug" = "$1" ]
then
shift
# shellcheck disable=SC2034
DEBUG="true"
else
# Presume we are at end of options and break
break
fi
done
# Allow alternate hbase conf dir location.
HBASE_CONF_DIR="${HBASE_CONF_DIR:-$HBASE_HOME/conf}"
# List of hbase regions servers.
HBASE_REGIONSERVERS="${HBASE_REGIONSERVERS:-$HBASE_CONF_DIR/regionservers}"
# List of hbase secondary masters.
HBASE_BACKUP_MASTERS="${HBASE_BACKUP_MASTERS:-$HBASE_CONF_DIR/backup-masters}"
if [ -n "$HBASE_JMX_BASE" ] && [ -z "$HBASE_JMX_OPTS" ]; then
HBASE_JMX_OPTS="$HBASE_JMX_BASE"
fi
# Thrift JMX opts
if [ -n "$HBASE_JMX_OPTS" ] && [ -z "$HBASE_THRIFT_JMX_OPTS" ]; then
HBASE_THRIFT_JMX_OPTS="$HBASE_JMX_OPTS -Dcom.sun.management.jmxremote.port=10103"
fi
# Thrift opts
if [ -z "$HBASE_THRIFT_OPTS" ]; then
export HBASE_THRIFT_OPTS="$HBASE_THRIFT_JMX_OPTS"
fi
# REST JMX opts
if [ -n "$HBASE_JMX_OPTS" ] && [ -z "$HBASE_REST_JMX_OPTS" ]; then
HBASE_REST_JMX_OPTS="$HBASE_JMX_OPTS -Dcom.sun.management.jmxremote.port=10105"
fi
# REST opts
if [ -z "$HBASE_REST_OPTS" ]; then
export HBASE_REST_OPTS="$HBASE_REST_JMX_OPTS"
fi
# Source the hbase-env.sh. Will have JAVA_HOME defined.
# HBASE-7817 - Source the hbase-env.sh only if it has not already been done. HBASE_ENV_INIT keeps track of it.
if [ -z "$HBASE_ENV_INIT" ] && [ -f "${HBASE_CONF_DIR}/hbase-env.sh" ]; then
. "${HBASE_CONF_DIR}/hbase-env.sh"
export HBASE_ENV_INIT="true"
fi
# These variables can be specified in hbase-env.sh, so these defines follow sourcing of that script.
export GREP="${GREP-grep}"
export SED="${SED-sed}"
# Verify if hbase has the mlock agent
if [ "$HBASE_REGIONSERVER_MLOCK" = "true" ]; then
MLOCK_AGENT="$HBASE_HOME/lib/native/libmlockall_agent.so"
if [ ! -f "$MLOCK_AGENT" ]; then
cat 1>&2 <<EOF
Unable to find mlockall_agent, hbase must be compiled with -Pnative
EOF
exit 1
fi
if [ -z "$HBASE_REGIONSERVER_UID" ] || [ "$HBASE_REGIONSERVER_UID" == "$USER" ]; then
HBASE_REGIONSERVER_OPTS="$HBASE_REGIONSERVER_OPTS -agentpath:$MLOCK_AGENT"
else
HBASE_REGIONSERVER_OPTS="$HBASE_REGIONSERVER_OPTS -agentpath:$MLOCK_AGENT=user=$HBASE_REGIONSERVER_UID"
fi
fi
# Newer versions of glibc use an arena memory allocator that causes virtual
# memory usage to explode. Tune the variable down to prevent vmem explosion.
export MALLOC_ARENA_MAX=${MALLOC_ARENA_MAX:-4}
# Now having JAVA_HOME defined is required
if [ -z "$JAVA_HOME" ]; then
cat 1>&2 <<EOF
+======================================================================+
| Error: JAVA_HOME is not set |
+----------------------------------------------------------------------+
| Please download the latest Sun JDK from the Sun Java web site |
| > http://www.oracle.com/technetwork/java/javase/downloads |
| |
| HBase requires Java 1.8 or later. |
+======================================================================+
EOF
exit 1
fi
function read_java_version() {
properties="$("${JAVA_HOME}/bin/java" -XshowSettings:properties -version 2>&1)"
echo "${properties}" | "${GREP}" java.runtime.version | head -1 | "${SED}" -e 's/.* = \([^ ]*\)/\1/'
}
# Inspect the system properties exposed by this JVM to identify the major
# version number. Normalize on the popular version number, thus consider JDK
# 1.8 as version "8".
function parse_java_major_version() {
complete_version=$1
# split off suffix version info like '-b10' or '+10' or '_10'
# careful to not use GNU Sed extensions
version="$(echo "$complete_version" | "${SED}" -e 's/+/_/g' -e 's/-/_/g' | cut -d'_' -f1)"
case "$version" in
1.*)
echo "$version" | cut -d'.' -f2
;;
*)
echo "$version" | cut -d'.' -f1
;;
esac
}