hbase/bin/regionservers.sh
Michael Stack 24b065cc91 HADOOP-403 Fix build after move of hbase in svn
Removed mention of all of the HADOOP_* environment variables. Made
HBASE_* equivs.  hbase-env.sh is not near dup of hadoop-env.sh.
Removed options on scripts that used take both hbase and hadoop
conf and home. Now we just work w/ hbase.  Fixed logging (logs
dir now under hbase).


git-svn-id: https://svn.apache.org/repos/asf/hadoop/hbase/trunk@618765 13f79535-47bb-0310-9956-ffa450edef68
2008-02-05 20:09:24 +00:00

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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.
# */
#
# Run a shell command on all regionserver hosts.
#
# Environment Variables
#
# HBASE_REGIONSERVERS File naming remote hosts.
# Default is ${HADOOP_CONF_DIR}/regionservers
# HADOOP_CONF_DIR Alternate conf dir. Default is ${HADOOP_HOME}/conf.
# HBASE_CONF_DIR Alternate hbase conf dir. Default is ${HBASE_HOME}/conf.
# HADOOP_SLAVE_SLEEP Seconds to sleep between spawning remote commands.
# HADOOP_SSH_OPTS Options passed to ssh when running remote commands.
#
# Modelled after $HADOOP_HOME/bin/slaves.sh.
usage="Usage: regionservers [--config <hbase-confdir>] command..."
# if no args specified, show usage
if [ $# -le 0 ]; then
echo $usage
exit 1
fi
bin=`dirname "$0"`
bin=`cd "$bin"; pwd`
. "$bin"/hbase-config.sh
# If the regionservers file is specified in the command line,
# then it takes precedence over the definition in
# hbase-env.sh. Save it here.
HOSTLIST=$HBASE_REGIONSERVERS
if [ -f "${HBASE_CONF_DIR}/hbase-env.sh" ]; then
. "${HBASE_CONF_DIR}/hbase-env.sh"
fi
if [ "$HOSTLIST" = "" ]; then
if [ "$HBASE_REGIONSERVERS" = "" ]; then
export HOSTLIST="${HBASE_CONF_DIR}/regionservers"
else
export HOSTLIST="${HBASE_REGIONSERVERS}"
fi
fi
for regionserver in `cat "$HOSTLIST"`; do
ssh $HBASE_SSH_OPTS $regionserver $"${@// /\\ }" \
2>&1 | sed "s/^/$regionserver: /" &
if [ "$HBASE_SLAVE_SLEEP" != "" ]; then
sleep $HBASE_SLAVE_SLEEP
fi
done
wait