src/packages/update-hcatalog-env.sh - hcatalog - Git at Google

 #!/usr/bin/env bash

 # 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.

 # This script configures hcat-env.sh and symlinkis directories for
 # relocating RPM locations.

 usage() {
   echo "
 usage: $0 <parameters>
   Required parameters:
      --prefix=PREFIX             path to install into

   Optional installation parameters:
      --arch=i386                 OS Architecture
      --bin-dir=PREFIX/bin        Executable directory
      --conf-dir=/etc/hcatalog    Configuration directory
      --lib-dir=/PREFIX/lib       Library directory
      --log-dir=/var/log/hcatalog Log directory
      --pid-dir=/var/run          PID file location
      --sbin-dir=PREFIX/sbin      System executable directory
      --java-home=/opt/jre-home   JDK or JRE JAVA_HOME

      --proto-env=/path/to/hcat-env.sh.template
                                  path to hcat-env.sh template
      --proto-site=/path/to/proto-hive-site.xml
                                  path to hive-site.xml template
      --output-env=/path/to/hcat-env.sh
                                  path to file to write out to, in case we
                                  don't want to replace the installed hcat-env.sh
                                  (used only if not specifying --install)
      --output-site=/path/to/hive-site.xml
                                  path to file to write out to, in case we
                                  don't want to replace the installed hive-site.xml
                                  (used only if not specifying --install)

   Optional hcatalog parameters:
      --sasl-enabled              Specify if we're using Secure Hadoop
      --metastore-port=9933       Server port the metastore runs on

   Optional hcatalog client parameters:
      --metastore-server=localhost
                                  Hostname of server on which the metastore server is running

   Optional hcatalog-server parameters:
      --user=hcat                 User that hcat-server runs as
      --warehouse-dir=/user/hcat/warehouse
                                  HDFS path to the hive warehouse dir
      --dbhost=DBHOST             Hostname of server on which database server is setup
      --dbname=hcatmetastoredb    Database name
      --dbjars=/opt/dbjars/       JDBC connector driver directory
      --dbdriver=com.mysql.jdbc.Driver
                                  JDBC connector driver to use
      --dbproto=mysql             JDBC protocol to talk to driver
      --dbuser=DBUSER             Database user for hcat-server to use
      --dbpasswd=DBPASSWORD       Database password for hcat-server to use
      --keytab-path=/etc/security/keytab
                                  Location of keytab (used only if sasl-enabled is specified)
      --kerberos-principal=PRINCIPAL
                                  Kerberos Principal for metastore server to use
      --kerberos-realm=REALM      Kerberos Principal autocalculated as hcat/_HOST@REALM
                                  (used only if --kerneros-principal is not specified)

   "
   exit 1
 }

 template_generator() {
   REGEX='(\$\{[a-zA-Z_][a-zA-Z_0-9]*\})'
   cat $1 |
   while read line ; do
     while [[ "$line" =~ $REGEX ]] ; do
       LHS=${BASH_REMATCH[1]}
       RHS="$(eval echo "\"$LHS\"")"
       line=${line//$LHS/$RHS}
     done
     echo $line >> $2
   done
 }

 OPTS=$(getopt \
   -n $0 \
   -o '' \
   -l 'prefix:' \
   -l 'arch:' \
   -l 'bin-dir:' \
   -l 'conf-dir:' \
   -l 'lib-dir:' \
   -l 'log-dir:' \
   -l 'pid-dir:' \
   -l 'sbin-dir:' \
   -l 'java-home:' \
   -l 'proto-env:' \
   -l 'proto-site:' \
   -l 'output-env:' \
   -l 'output-site:' \
   -l 'sasl-enabled' \
   -l 'metastore-port:' \
   -l 'metastore-server:' \
   -l 'user:' \
   -l 'warehouse-dir:' \
   -l 'dbjars:' \
   -l 'dbproto:' \
   -l 'dbhost:' \
   -l 'dbname:' \
   -l 'dbdriver:' \
   -l 'dbuser:' \
   -l 'dbpasswd:' \
   -l 'keytab-path:' \
   -l 'kerberos-principal:' \
   -l 'kerberos-realm:' \
   -l 'uninstall' \
   -l 'install' \
   -- "$@")

 if [ $? != 0 ] ; then
     usage
 fi

 eval set -- "${OPTS}"
 while true ; do
   case "$1" in
     --prefix)
       PREFIX=$2 ; shift 2
       ;;
     --arch)
       ARCH=$2 ; shift 2
       ;;
     --bin-dir)
       BIN_DIR=$2 ; shift 2
       ;;
     --conf-dir)
       CONF_DIR=$2 ; shift 2
       ;;
     --lib-dir)
       LIB_DIR=$2 ; shift 2
       ;;
     --log-dir)
       LOG_DIR=$2 ; shift 2
       ;;
     --pid-dir)
       PID_DIR=$2 ; shift 2
       ;;
     --sbin-dir)
       SBIN_DIR=$2 ; shift 2
       ;;
     --java-home)
       JAVA_HOME=$2 ; shift 2
       ;;
     --proto-env)
       PROTO_ENV=$2 ; shift 2
       ;;
     --proto-site)
       PROTO_SITE=$2 ; shift 2
       ;;
     --output-env)
       OUTPUT_ENV=$2 ; shift 2
       ;;
     --output-site)
       OUTPUT_SITE=$2 ; shift 2
       ;;
     --sasl-enabled)
       PARAM_SASL_ENABLED="true"; shift
       ;;
     --metastore-port)
       PARAM_METASTORE_PORT=$2 ; shift 2
       ;;
     --metastore-server)
       PARAM_METASTORE_SERVER=$2 ; shift 2
       ;;
     --user)
       SVR_USER=$2 ; shift 2
       ;;
     --warehouse-dir)
       SVR_WHDIR=$2 ; shift 2
       ;;
     --dbhost)
       SVR_DBHOST=$2 ; shift 2
       ;;
     --dbname)
       SVR_DBNAME=$2 ; shift 2
       ;;
     --dbdriver)
       SVR_DBDRIVER=$2 ; shift 2
       ;;
     --dbproto)
       SVR_DBPROTO=$2 ; shift 2
       ;;
     --dbjars)
       SVR_DBJARS=$2 ; shift 2
       ;;
     --dbuser)
       SVR_DBUSER=$2 ; shift 2
       ;;
     --dbpasswd)
       SVR_DBPASSWD=$2 ; shift 2
       ;;
     --keytab-path)
       SVR_KEYTAB_PATH=$2 ; shift 2
       ;;
     --kerberos-principal)
       SVR_KERBEROS_PRINCIPAL=$2 ; shift 2
       ;;
     --kerberos-realm)
       SVR_KERBEROS_REALM=$2 ; shift 2
       ;;
     --uninstall)
       UNINSTALL=1; shift
       # echo [--uninstall] Disabled in script mode
       # usage
       # exit 1
       ;;
     --install)
       INSTALL=1; shift
       # echo [--install] Disabled in script mode
       # usage
       # exit 1
       ;;
     --)
       shift ; break
       ;;
     *)
       echo "Unknown option: $1"
       usage
       exit 1
       ;;
   esac
 done

 for var in PREFIX; do
   if [ -z "$(eval "echo \$$var")" ]; then
     echo Missing param: $var
     usage
   fi
 done

 ARCH=${ARCH:-i386}
 HCAT_PREFIX=$PREFIX
 HCAT_BIN_DIR=${BIN_DIR:-$PREFIX/bin}
 HCAT_CONF_DIR=${CONF_DIR:-$PREFIX/etc/hcatalog}
 HCAT_LIB_DIR=${LIB_DIR:-$PREFIX/lib}
 HCAT_LOG_DIR=${LOG_DIR:-$PREFIX/var/log}
 HCAT_PID_DIR=${PID_DIR:-$PREFIX/var/run}
 HCAT_SBIN_DIR=${SBIN_DIR:-$PREFIX/sbin}

 HCAT_PROTO_ENV=${PROTO_ENV:-$HCAT_PREFIX/share/hcatalog/templates/conf/hcat-env.sh.template}
 HCAT_PROTO_SITE=${PROTO_SITE:-$HCAT_PREFIX/share/hcatalog/templates/conf/hive-site.xml.template}

 SASL_ENABLED=${PARAM_SASL_ENABLED:-false}
 METASTORE_PORT=${PARAM_METASTORE_PORT:-9933}

 METASTORE_SERVER=${PARAM_METASTORE_SERVER:-`uname -n`}

 USER=${SVR_USR:-hcat}
 WHDIR=${SVR_WHDIR:-/WAREHOUSE_DIR}
 DBHOST=${SVR_DBHOST:-localhost}
 DBNAME=${SVR_DBNAME:-hcatmetastoredb}
 DBJARS=${SVR_DBJARS:-/opt/dbjars}
 DBPROTO=${SVR_DBPROTO:-mysql}
 DBDRIVER=${SVR_DBDRIVER:-com.mysql.jdbc.Driver}
 DBUSER=${SVR_DBUSER:-DBUSER}
 DBPASSWD=${SVR_DBPASSWD:-DBPASSWD}
 KEYTAB_PATH=${SVR_KEYTAB_PATH:-KEYTAB_PATH}

 KERBEROS_REALM=${SVR_KERBEROS_REALM:-REALM}
 KERBEROS_PRINCIPAL=${SVR_KERBEROS_PRINCIPAL:-hcat/$METASTORE_SERVER@$KERBEROS_REALM}


 UNINSTALL=${UNINSTALL:-0}
 INSTALL=${INSTALL:-0}

 if [ $INSTALL == "0" ]; then
   HCAT_OUTPUT_ENV=${OUTPUT_ENV:-$HCAT_CONF_DIR/hcat-env.sh}
   HCAT_OUTPUT_SITE=${OUTPUT_SITE:-$HCAT_CONF_DIR/hive-site.xml}
 else
   # If in install mode, ignore --output-env and --output-site. we write to the conf dir
   HCAT_OUTPUT_ENV=$HCAT_CONF_DIR/hcat-env.sh
   HCAT_OUTPUT_SITE=$HCAT_CONF_DIR/hcat-site.sh
 fi

 if [ "${ARCH}" != "i386" ]; then
   HCAT_LIB_DIR=${HCAT_LIB_DIR}64
 fi

 if [ -z "${JAVA_HOME}" ]; then
   if [ -e /etc/debian_version ]; then
     JAVA_HOME=/usr/lib/jvm/java-6-sun/jre
   else
     JAVA_HOME=/usr/java/default
   fi
 fi

 if [ $UNINSTALL == "1" ]; then
   # Remove symlinks
   if [ "${HCAT_CONF_DIR}" != "${HCAT_PREFIX}/etc/hcatalog" ]; then
     rm -rf ${HCAT_PREFIX}/etc/hcatalog
   fi
   rm -f /etc/default/hcat-env.sh
   rm -f /etc/profile.d/hcat-env.sh
   echo Uninstall preparation done.
   exit 0
 fi

 if [ $INSTALL == "1" ]; then
   # Create symlinks
   if [ "${HCAT_CONF_DIR}" != "${HCAT_PREFIX}/etc/hcatalog" ]; then
     mkdir -p ${HCAT_PREFIX}/etc
     ln -sf ${HCAT_CONF_DIR} ${HCAT_PREFIX}/etc/hcatalog
   fi
   ln -sf ${HCAT_CONF_DIR}/hcat-env.sh /etc/default/hcat-env.sh
   ln -sf ${HCAT_CONF_DIR}/hcat-env.sh /etc/profile.d/hcat-env.sh

   mkdir -p ${HCAT_LOG_DIR}
   chown hcat:hadoop ${HCAT_LOG_DIR}
   chmod 775 ${HCAT_LOG_DIR}

   if [ ! -d ${HCAT_PID_DIR} ]; then
     mkdir -p ${HCAT_PID_DIR}
     chown hcat:hadoop ${HCAT_PID_DIR}
     chmod 775 ${HCAT_PID_DIR}
   fi

   TFILE="/tmp/$(basename $0).$$.tmp"
   if [ -z "${JAVA_HOME}" ]; then
     if [ -e /etc/debian_version ]; then
       JAVA_HOME=/usr/lib/jvm/java-6-sun/jre
     else
       JAVA_HOME=/usr/java/default
     fi
   fi
 fi

 TFILE1="/tmp/$(basename $0).$$.1.tmp"
 TFILE2="/tmp/$(basename $0).$$.2.tmp"
 template_generator $HCAT_PROTO_ENV $TFILE1
 template_generator $HCAT_PROTO_SITE $TFILE2
 cp ${TFILE1} ${HCAT_OUTPUT_ENV} ; chown hcat:hadoop ${HCAT_OUTPUT_ENV} ; chmod 775 ${HCAT_OUTPUT_ENV}
 cp ${TFILE2} ${HCAT_OUTPUT_SITE} ; chown hcat:hadoop ${HCAT_OUTPUT_SITE} ; chmod 755 ${HCAT_OUTPUT_SITE}
 rm -f ${TFILE1}
 rm -f ${TFILE2}
	#!/usr/bin/env bash

	# 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.

	# This script configures hcat-env.sh and symlinkis directories for
	# relocating RPM locations.

	usage() {
	echo "
	usage: $0 <parameters>
	Required parameters:
	--prefix=PREFIX path to install into

	Optional installation parameters:
	--arch=i386 OS Architecture
	--bin-dir=PREFIX/bin Executable directory
	--conf-dir=/etc/hcatalog Configuration directory
	--lib-dir=/PREFIX/lib Library directory
	--log-dir=/var/log/hcatalog Log directory
	--pid-dir=/var/run PID file location
	--sbin-dir=PREFIX/sbin System executable directory
	--java-home=/opt/jre-home JDK or JRE JAVA_HOME

	--proto-env=/path/to/hcat-env.sh.template
	path to hcat-env.sh template
	--proto-site=/path/to/proto-hive-site.xml
	path to hive-site.xml template
	--output-env=/path/to/hcat-env.sh
	path to file to write out to, in case we
	don't want to replace the installed hcat-env.sh
	(used only if not specifying --install)
	--output-site=/path/to/hive-site.xml
	path to file to write out to, in case we
	don't want to replace the installed hive-site.xml
	(used only if not specifying --install)

	Optional hcatalog parameters:
	--sasl-enabled Specify if we're using Secure Hadoop
	--metastore-port=9933 Server port the metastore runs on

	Optional hcatalog client parameters:
	--metastore-server=localhost
	Hostname of server on which the metastore server is running

	Optional hcatalog-server parameters:
	--user=hcat User that hcat-server runs as
	--warehouse-dir=/user/hcat/warehouse
	HDFS path to the hive warehouse dir
	--dbhost=DBHOST Hostname of server on which database server is setup
	--dbname=hcatmetastoredb Database name
	--dbjars=/opt/dbjars/ JDBC connector driver directory
	--dbdriver=com.mysql.jdbc.Driver
	JDBC connector driver to use
	--dbproto=mysql JDBC protocol to talk to driver
	--dbuser=DBUSER Database user for hcat-server to use
	--dbpasswd=DBPASSWORD Database password for hcat-server to use
	--keytab-path=/etc/security/keytab
	Location of keytab (used only if sasl-enabled is specified)
	--kerberos-principal=PRINCIPAL
	Kerberos Principal for metastore server to use
	--kerberos-realm=REALM Kerberos Principal autocalculated as hcat/_HOST@REALM
	(used only if --kerneros-principal is not specified)

	"
	exit 1
	}

	template_generator() {
	REGEX='(\$\{[a-zA-Z_][a-zA-Z_0-9]*\})'
	cat $1 \|
	while read line ; do
	while [[ "$line" =~ $REGEX ]] ; do
	LHS=${BASH_REMATCH[1]}
	RHS="$(eval echo "\"$LHS\"")"
	line=${line//$LHS/$RHS}
	done
	echo $line >> $2
	done
	}

	OPTS=$(getopt \
	-n $0 \
	-o '' \
	-l 'prefix:' \
	-l 'arch:' \
	-l 'bin-dir:' \
	-l 'conf-dir:' \
	-l 'lib-dir:' \
	-l 'log-dir:' \
	-l 'pid-dir:' \
	-l 'sbin-dir:' \
	-l 'java-home:' \
	-l 'proto-env:' \
	-l 'proto-site:' \
	-l 'output-env:' \
	-l 'output-site:' \
	-l 'sasl-enabled' \
	-l 'metastore-port:' \
	-l 'metastore-server:' \
	-l 'user:' \
	-l 'warehouse-dir:' \
	-l 'dbjars:' \
	-l 'dbproto:' \
	-l 'dbhost:' \
	-l 'dbname:' \
	-l 'dbdriver:' \
	-l 'dbuser:' \
	-l 'dbpasswd:' \
	-l 'keytab-path:' \
	-l 'kerberos-principal:' \
	-l 'kerberos-realm:' \
	-l 'uninstall' \
	-l 'install' \
	-- "$@")

	if [ $? != 0 ] ; then
	usage
	fi

	eval set -- "${OPTS}"
	while true ; do
	case "$1" in
	--prefix)
	PREFIX=$2 ; shift 2
	;;
	--arch)
	ARCH=$2 ; shift 2
	;;
	--bin-dir)
	BIN_DIR=$2 ; shift 2
	;;
	--conf-dir)
	CONF_DIR=$2 ; shift 2
	;;
	--lib-dir)
	LIB_DIR=$2 ; shift 2
	;;
	--log-dir)
	LOG_DIR=$2 ; shift 2
	;;
	--pid-dir)
	PID_DIR=$2 ; shift 2
	;;
	--sbin-dir)
	SBIN_DIR=$2 ; shift 2
	;;
	--java-home)
	JAVA_HOME=$2 ; shift 2
	;;
	--proto-env)
	PROTO_ENV=$2 ; shift 2
	;;
	--proto-site)
	PROTO_SITE=$2 ; shift 2
	;;
	--output-env)
	OUTPUT_ENV=$2 ; shift 2
	;;
	--output-site)
	OUTPUT_SITE=$2 ; shift 2
	;;
	--sasl-enabled)
	PARAM_SASL_ENABLED="true"; shift
	;;
	--metastore-port)
	PARAM_METASTORE_PORT=$2 ; shift 2
	;;
	--metastore-server)
	PARAM_METASTORE_SERVER=$2 ; shift 2
	;;
	--user)
	SVR_USER=$2 ; shift 2
	;;
	--warehouse-dir)
	SVR_WHDIR=$2 ; shift 2
	;;
	--dbhost)
	SVR_DBHOST=$2 ; shift 2
	;;
	--dbname)
	SVR_DBNAME=$2 ; shift 2
	;;
	--dbdriver)
	SVR_DBDRIVER=$2 ; shift 2
	;;
	--dbproto)
	SVR_DBPROTO=$2 ; shift 2
	;;
	--dbjars)
	SVR_DBJARS=$2 ; shift 2
	;;
	--dbuser)
	SVR_DBUSER=$2 ; shift 2
	;;
	--dbpasswd)
	SVR_DBPASSWD=$2 ; shift 2
	;;
	--keytab-path)
	SVR_KEYTAB_PATH=$2 ; shift 2
	;;
	--kerberos-principal)
	SVR_KERBEROS_PRINCIPAL=$2 ; shift 2
	;;
	--kerberos-realm)
	SVR_KERBEROS_REALM=$2 ; shift 2
	;;
	--uninstall)
	UNINSTALL=1; shift
	# echo [--uninstall] Disabled in script mode
	# usage
	# exit 1
	;;
	--install)
	INSTALL=1; shift
	# echo [--install] Disabled in script mode
	# usage
	# exit 1
	;;
	--)
	shift ; break
	;;
	*)
	echo "Unknown option: $1"
	usage
	exit 1
	;;
	esac
	done

	for var in PREFIX; do
	if [ -z "$(eval "echo \$$var")" ]; then
	echo Missing param: $var
	usage
	fi
	done

	ARCH=${ARCH:-i386}
	HCAT_PREFIX=$PREFIX
	HCAT_BIN_DIR=${BIN_DIR:-$PREFIX/bin}
	HCAT_CONF_DIR=${CONF_DIR:-$PREFIX/etc/hcatalog}
	HCAT_LIB_DIR=${LIB_DIR:-$PREFIX/lib}
	HCAT_LOG_DIR=${LOG_DIR:-$PREFIX/var/log}
	HCAT_PID_DIR=${PID_DIR:-$PREFIX/var/run}
	HCAT_SBIN_DIR=${SBIN_DIR:-$PREFIX/sbin}

	HCAT_PROTO_ENV=${PROTO_ENV:-$HCAT_PREFIX/share/hcatalog/templates/conf/hcat-env.sh.template}
	HCAT_PROTO_SITE=${PROTO_SITE:-$HCAT_PREFIX/share/hcatalog/templates/conf/hive-site.xml.template}

	SASL_ENABLED=${PARAM_SASL_ENABLED:-false}
	METASTORE_PORT=${PARAM_METASTORE_PORT:-9933}

	METASTORE_SERVER=${PARAM_METASTORE_SERVER:-`uname -n`}

	USER=${SVR_USR:-hcat}
	WHDIR=${SVR_WHDIR:-/WAREHOUSE_DIR}
	DBHOST=${SVR_DBHOST:-localhost}
	DBNAME=${SVR_DBNAME:-hcatmetastoredb}
	DBJARS=${SVR_DBJARS:-/opt/dbjars}
	DBPROTO=${SVR_DBPROTO:-mysql}
	DBDRIVER=${SVR_DBDRIVER:-com.mysql.jdbc.Driver}
	DBUSER=${SVR_DBUSER:-DBUSER}
	DBPASSWD=${SVR_DBPASSWD:-DBPASSWD}
	KEYTAB_PATH=${SVR_KEYTAB_PATH:-KEYTAB_PATH}

	KERBEROS_REALM=${SVR_KERBEROS_REALM:-REALM}
	KERBEROS_PRINCIPAL=${SVR_KERBEROS_PRINCIPAL:-hcat/$METASTORE_SERVER@$KERBEROS_REALM}


	UNINSTALL=${UNINSTALL:-0}
	INSTALL=${INSTALL:-0}

	if [ $INSTALL == "0" ]; then
	HCAT_OUTPUT_ENV=${OUTPUT_ENV:-$HCAT_CONF_DIR/hcat-env.sh}
	HCAT_OUTPUT_SITE=${OUTPUT_SITE:-$HCAT_CONF_DIR/hive-site.xml}
	else
	# If in install mode, ignore --output-env and --output-site. we write to the conf dir
	HCAT_OUTPUT_ENV=$HCAT_CONF_DIR/hcat-env.sh
	HCAT_OUTPUT_SITE=$HCAT_CONF_DIR/hcat-site.sh
	fi

	if [ "${ARCH}" != "i386" ]; then
	HCAT_LIB_DIR=${HCAT_LIB_DIR}64
	fi

	if [ -z "${JAVA_HOME}" ]; then
	if [ -e /etc/debian_version ]; then
	JAVA_HOME=/usr/lib/jvm/java-6-sun/jre
	else
	JAVA_HOME=/usr/java/default
	fi
	fi

	if [ $UNINSTALL == "1" ]; then
	# Remove symlinks
	if [ "${HCAT_CONF_DIR}" != "${HCAT_PREFIX}/etc/hcatalog" ]; then
	rm -rf ${HCAT_PREFIX}/etc/hcatalog
	fi
	rm -f /etc/default/hcat-env.sh
	rm -f /etc/profile.d/hcat-env.sh
	echo Uninstall preparation done.
	exit 0
	fi

	if [ $INSTALL == "1" ]; then
	# Create symlinks
	if [ "${HCAT_CONF_DIR}" != "${HCAT_PREFIX}/etc/hcatalog" ]; then
	mkdir -p ${HCAT_PREFIX}/etc
	ln -sf ${HCAT_CONF_DIR} ${HCAT_PREFIX}/etc/hcatalog
	fi
	ln -sf ${HCAT_CONF_DIR}/hcat-env.sh /etc/default/hcat-env.sh
	ln -sf ${HCAT_CONF_DIR}/hcat-env.sh /etc/profile.d/hcat-env.sh

	mkdir -p ${HCAT_LOG_DIR}
	chown hcat:hadoop ${HCAT_LOG_DIR}
	chmod 775 ${HCAT_LOG_DIR}

	if [ ! -d ${HCAT_PID_DIR} ]; then
	mkdir -p ${HCAT_PID_DIR}
	chown hcat:hadoop ${HCAT_PID_DIR}
	chmod 775 ${HCAT_PID_DIR}
	fi

	TFILE="/tmp/$(basename $0).$$.tmp"
	if [ -z "${JAVA_HOME}" ]; then
	if [ -e /etc/debian_version ]; then
	JAVA_HOME=/usr/lib/jvm/java-6-sun/jre
	else
	JAVA_HOME=/usr/java/default
	fi
	fi
	fi

	TFILE1="/tmp/$(basename $0).$$.1.tmp"
	TFILE2="/tmp/$(basename $0).$$.2.tmp"
	template_generator $HCAT_PROTO_ENV $TFILE1
	template_generator $HCAT_PROTO_SITE $TFILE2
	cp ${TFILE1} ${HCAT_OUTPUT_ENV} ; chown hcat:hadoop ${HCAT_OUTPUT_ENV} ; chmod 775 ${HCAT_OUTPUT_ENV}
	cp ${TFILE2} ${HCAT_OUTPUT_SITE} ; chown hcat:hadoop ${HCAT_OUTPUT_SITE} ; chmod 755 ${HCAT_OUTPUT_SITE}
	rm -f ${TFILE1}
	rm -f ${TFILE2}