init.ias_wcache

#!/bin/sh

# chkconfig: 345 99 01
# description: Service starts/stops iAS WebCache processes
# processname: init.ias_wcache

#
# Start/stop iAS WebCache services as part of system startup/shutdown procedure
# using SMF or traditional rcx.d scripts sequence (Solaris/Linux).
#
# Yuri Voinov (C) 2006-2010
# Thanks Joost Mulders (Sun Microsystems) for idea
# and initial implementation.
#
# ident "@(#)init.ias_wcache   2.5   10/11/01 YV"
#

#############
# Variables #
#############

#  
# OS Commands location variables
#
AWK=`which awk`
BASENAME=`which basename`
CUT=`which cut`
ECHO=`which echo`
EGREP=`which egrep`
LS=`which ls`
PS=`which ps`
RM=`which rm`
SU=`which su`
TOUCH=`which touch`
UNAME=`which uname`
WHOAMI=`which whoami`

OS_NAME=`$UNAME -s|$CUT -f1 -d" "`

# Linux lock directory
LOCK_DIR="/var/lock/subsys"

# Script name for Linux up/down workaround
SVC_SHORT_NAME="wcache"
SCRIPT_NAME="init.ias_$SVC_SHORT_NAME"

# Config file directory. Default is /etc
CONFIG_DIR="/etc"
# Config file name.
CONFIG_FILE="$CONFIG_DIR/ias_$SVC_SHORT_NAME.conf"

###############
# Subroutines #
###############

get_config_parameters ()
{ 
 # Check if config exists 
 if [ ! -f "$CONFIG_FILE" ]; then
  $ECHO "Config file $CONFIG_FILE not found. Exiting..."
  exit 1
 else
 # Load config file into environment
 . $CONFIG_FILE
 fi
}

check_oracle_and_get_uid ()
{
 # Check if Oracle sfw installed and get UID if yes
 orahome=$1
 oramodule=$2

 if [ -f "$orahome/bin/$oramodule" ]; then
  ORACLE_UID=`$LS -l $orahome/bin/$oramodule | $AWK '{ print $3 }'`
 else
  $ECHO "$0: Oracle software not installed. Exiting..."
  $ECHO "$0: Oracle software not installed. Exiting..." >> $LOG
  exit 1
 fi
}

iasconsole_ctl ()
# OEM iasconsole control function
{
 cmd=$1
 orahome=$2

 $SU $ORACLE_UID -c "
  ORACLE_HOME=$orahome
  PATH=$orahome/bin:$PATH
  LD_LIBRARY_PATH=$orahome/lib

  export ORACLE_HOME LD_LIBRARY_PATH

  \$ORACLE_HOME/bin/emctl $cmd iasconsole" >> $LOG
}

wcache_ctl ()
# WebCache control function
{
 cmd=$1
 orahome=$2

 if [ -f $ORA_HOME/opmn/bin/opmnctl -a -n "$USEOPMN" ]; then
  $SU $ORACLE_UID -c "
   ORACLE_HOME=$orahome
   PATH=$orahome/bin:$PATH
   LD_LIBRARY_PATH=$orahome/lib
  
   export ORACLE_HOME LD_LIBRARY_PATH

   \$ORACLE_HOME/opmn/bin/opmnctl "$cmd"all
   if [ "$cmd" = "stop" ]; then
    \$ORACLE_HOME/opmn/bin/opmnctl status
   fi
  " >> $LOG
 elif [ ! -f $ORA_HOME/opmn/bin/opmnctl -o -z "$USEOPMN" -a -f $ORA_HOME/webcache/bin/webcachectl ]; then
  $SU $ORACLE_UID -c "
   ORACLE_HOME=$orahome
   PATH=$orahome/bin:$PATH
   LD_LIBRARY_PATH=$orahome/lib

   export ORACLE_HOME LD_LIBRARY_PATH

   \$ORACLE_HOME/webcache/bin/webcachectl "$cmd"
   if [ "$cmd" != "stop" ]; then
    \$ORACLE_HOME/webcache/bin/webcachectl status
   fi
  " >> $LOG
 else
  $ECHO "WebCache not installed or ORA_HOME defined improperly."
  $ECHO "WebCache not installed or ORA_HOME defined improperly." >> $LOG
  exit 1
 fi
}

##############
# Main block #
##############

# Set configuration parameters
get_config_parameters

# Check ORA_HOME
if [ -z "$ORA_HOME" ]; then
 $ECHO "$0: ORA_HOME for WebCache not defined!"
 $ECHO "Exiting..."
 exit 1
fi

# Check oracle and get uid
check_oracle_and_get_uid "$ORA_HOME" "genclntsh"

case $1 in
 stop)
  CMDLIST=stop
  ;;
 start)
  CMDLIST=start
  ;;
 restart)
  CMDLIST="stop start"
  ;;
  *)
  $ECHO "usage $0 <[start|stop|restart>"
  exit 1
  ;;
esac

for CMD in $CMDLIST
do
 case $CMD in
  start)
  $ECHO "`date` Starting iAS WebCache..." >> $LOG
   wcache_ctl start $ORA_HOME
   if [ "$USEIASCTL" = "1" ]; then
    iasconsole_ctl stop $ORA_HOME
    iasconsole_ctl start $ORA_HOME
   fi
   $ECHO "`date` iAS WebCache started." >> $LOG
   if [ "$OS_NAME" = "Linux" ]; then
    # Linux up/down workaround
    $TOUCH "$LOCK_DIR"/"$SCRIPT_NAME"
   fi
  ;;
 
  stop)
   $ECHO "`date` Stopping iAS WebCache..." >> $LOG
   if [ "$USEIASCTL" = "1" ]; then
    iasconsole_ctl stop $ORA_HOME
   fi
   wcache_ctl stop $ORA_HOME
   $ECHO "`date` iAS WebCache stopped." >> $LOG
   if [ "$OS_NAME" = "Linux" ]; then
    # Linux up/down workaround
    $RM -f "$LOCK_DIR"/"$SCRIPT_NAME"
   fi
  ;;

  *)
   $ECHO "usage `$BASENAME $0: <[stop|start|restart]>`"
   exit 1
  ;; 
 esac
done