core/sqf/sql/scripts/update_hbase

#!/bin/bash
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#
# Licensed to the Apache Software Foundation (ASF) under one
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# to you under the Apache License, Version 2.0 (the
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#   http://www.apache.org/licenses/LICENSE-2.0
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# @@@ END COPYRIGHT @@@
#
#
# This is a convenience script to update the existing HBase
# installation with HBase-trx jar and configuration.
#
# Currently, it works for local_hadoop installations only.
#

if [ -d $TRAF_HOME/sql/local_hadoop/hbase ]; then
    echo "An existing Hadoop installation exists. Will:"
    echo "    - Stop HBase"
    echo "    - Copy TRX jar"
    echo "    - Edit hbase-site.xml (add TRX properties)"
    echo "    - Restart HBase"
    echo -n "Continue? y/n (n): "
    read YN
    if [ "$YN" = "n" -o "$YN" = "N" ]; then
	echo "N entered. Exiting"
	exit 0
    fi
else
    echo "There isn't any existing HBase installation. Exiting..."
    exit 1
fi

cd $TRAF_HOME/sql/local_hadoop/
echo "Stopping HBase"
swstophbase
# Let the HBase env settle down
sleep 5

HBASE_CONFIG_FILE=hbase/conf/hbase-site.xml
HBASE_ENV_FILE=hbase/conf/hbase-env.sh

# For HBase_Trx (for now)
echo "Copied ${TRAF_HOME}/export/lib/${HBASE_TRX_JAR} to $PWD/hbase/lib"
cp -p ${TRAF_HOME}/export/lib/${HBASE_TRX_JAR} hbase/lib

echo "Updating file $HBASE_CONFIG_FILE ..."

HBASE_ORIG_CONFIG_FILE=${HBASE_CONFIG_FILE}.orig.pre_trx
if [ -r ${HBASE_CONFIG_FILE} ]; then
    mv -f ${HBASE_CONFIG_FILE} ${HBASE_ORIG_CONFIG_FILE}
fi

# Append the TRX properties
sed -e 's/<\/configuration>//' < ${HBASE_ORIG_CONFIG_FILE} > ${HBASE_CONFIG_FILE}
cat <<EOF >>$HBASE_CONFIG_FILE
  <property>
    <name>hbase.regionserver.class</name>
    <value>org.apache.hadoop.hbase.ipc.TransactionalRegionInterface</value></property>
  <property>
    <name>hbase.regionserver.impl</name>
    <value>org.apache.hadoop.hbase.regionserver.transactional.TransactionalRegionServer</value></property>
  <property>
    <name>hbase.hregion.impl</name>
    <value>org.apache.hadoop.hbase.regionserver.transactional.TransactionalRegion</value></property>
  <property>
    <name>hbase.hlog.splitter.impl</name>
    <value>org.apache.hadoop.hbase.regionserver.transactional.THLogSplitter</value></property>
</configuration>
EOF

echo "Restarting HBase"
swstarthbase