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#!/bin/bash
#
# init script for a Java application
#
function update_monitor() {
COMPONENT=$1
STATUS=$2
if [[ -f ${POLICY_HOME}/etc/monitor/monitor.cfg ]]; then
/bin/sed -i.bak \
-e "s/^${COMPONENT}=.*/${COMPONENT}=${STATUS}/g" \
${POLICY_HOME}/etc/monitor/monitor.cfg
fi
}
# unmonitored start, does not change monitor status (immutable)
function um_start() {
JMX_JAVA_OPTS="-Dcom.sun.management.jmxremote"
JMX_JAVA_OPTS="${JMX_JAVA_OPTS} -Dcom.sun.management.jmxremote.port=${LOGPARSER_JMX_PORT}"
JMX_JAVA_OPTS="${JMX_JAVA_OPTS} -Dcom.sun.management.jmxremote.ssl=false"
JMX_JAVA_OPTS="${JMX_JAVA_OPTS} -Dcom.sun.management.jmxremote.authenticate=false"
JVM_JAVA_OPTS="-Xms${LOGPARSER_X_MS_MB}M -Xmx${LOGPARSER_X_MX_MB}M"
JAVA_OPTS="${JAVA_OPTS} ${JMX_JAVA_OPTS} ${JVM_JAVA_OPTS}"
# Redirects default and error output to a log file
cd ${POLICY_HOME}/servers/${COMPONENT}/bin
nohup $JAVA_HOME/bin/java -jar ${JAVA_OPTS} ${SERVICE} ${SERVER} ${LOGTYPE} >> ${POLICY_HOME}/servers/${COMPONENT}/logs/stdout 2>&1 &
RETVAL=$?
RETVAL=$?
}
# Starts the application
function start() {
um_start
if [[ ${RETVAL} != 0 ]]; then
update_monitor ${COMPONENT} off
else
update_monitor ${COMPONENT} on
fi
}
# unmonitored stop, does not change monitor status (immutable)
function um_stop() {
# Kills the application process
pkill -u ${POLICY_USER} -f "${SERVICE} ${SERVER} ${LOGTYPE}" -TERM
RETVAL=$?
if [[ ${RETVAL} != 0 ]]; then
sleep 2
pkill -u ${POLICY_USER} -f "${SERVICE} ${SERVER} ${LOGTYPE}" -KILL
RETVAL=$?
fi
}
# Stops the application
function stop() {
um_stop
update_monitor ${COMPONENT} off
}
# Show the application status
function status() {
# check status
pid=$(pgrep -f -u ${POLICY_USER} "${SERVICE} ${SERVER} ${LOGTYPE}" 2> /dev/null)
RETVAL=$?
# If the PID was returned means the application is running
if [ ${RETVAL} -eq 0 ] ; then
echo "running with pid ${pid}"
else
echo "stopped"
fi
}
# Main logic, a simple case to call functions
# determine if this is a paplp or pdplp component
COMPONENT=$(basename $0)
CONF_FILE="${POLICY_HOME}/servers/${COMPONENT}/bin/parserlog.properties"
SERVICE="${POLICY_HOME}/servers/${COMPONENT}/bin/logparser.jar"
# read properties
shopt -s extglob
configfile="dos_or_unix" # set the actual path name of your (DOS or Unix) config file
while IFS='= ' read lhs rhs
do
if [[ ! $lhs =~ ^\ *# && -n $lhs ]]; then
rhs="${rhs%%\#*}" # Del in line right comments
rhs="${rhs%%*( )}" # Del trailing spaces
rhs="${rhs%\"*}" # Del opening string quotes
rhs="${rhs#\"*}" # Del closing string quotes
if [[ $lhs != *"."* ]]; then
declare $lhs="$rhs"
fi
fi
done < "${CONF_FILE}"
if [ $? -ne 0 ]; then
echo "error: cannot source configuration ${CONF_FILE}"
exit 1
fi
case "$1" in
status)
status
;;
restart)
stop
sleep 2
start
;;
start)
start
;;
umstart)
um_start
;;
stop)
stop
;;
umstop)
um_stop
;;
*)
echo "Usage: $0 {start|stop|umstart|umstop|restart|status}"
RETVAL=1
;;
esac
exit ${RETVAL}
|
