まえがき
・/etc/init.d/tomcat をちょっと便利にしたかった。
・start, stop, restart, status, clean 機能
・stop はプロセスが無くならない場合、kill する
・status は /usr/local/tomcat/webapps の状況を表示する
・clean は /usr/local/tomcat/webapps にある war とそのディレクトリを消去する
（Warが無いディレクトリは削除しない＆一部残す機能付き）
環境
・CentOS 7,8 （多分他でも使える・・・気がします）
・bash
・gawk
スクリプト
/etc/init.d/tomcat
#!/bin/bash
#
# tomcat This shell script takes care of starting and stopping Tomcat
#
# chkconfig: - 80 20
#
### BEGIN INIT INFO
# Provides: tomcat
# Required-Start: $network $syslog
# Required-Stop: $network $syslog
# Default-Start:
# Default-Stop:
# Short-Description: start, stop, restart, status, clean tomcat
### END INIT INFO
PROGRAM=$(basename $0)
TOMCAT_USER=root
TOMCAT_HOME="/usr/local/tomcat"
SHUTDOWN_WAIT=20
EXCEPT_WARS=()
tomcat_pid() {
echo `ps aux | grep org.apache.catalina.startup.Bootstrap | grep -v grep | awk '{ print $2 }'`
}
start() {
pid=$(tomcat_pid)
if [ -n "$pid" ]
then
echo "Tomcat is already running (pid: $pid)"
else
# Start tomcat
echo "Starting tomcat"
#/bin/su - -c "cd $TOMCAT_HOME/bin && $TOMCAT_HOME/bin/startup.sh" $TOMCAT_USER
${TOMCAT_HOME}/bin/startup.sh
fi
return 0
}
stop() {
pid=$(tomcat_pid)
if [ -n "$pid" ]
then
echo "Stopping Tomcat"
#/bin/su - -c "cd $TOMCAT_HOME/bin && $TOMCAT_HOME/bin/shutdown.sh" $TOMCAT_USER
${TOMCAT_HOME}/bin/shutdown.sh
let kwait=$SHUTDOWN_WAIT
count=0
count_by=5
until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]
do
echo "Waiting for processes to exit. Timeout before we kill the pid: ${count}/${kwait}"
sleep $count_by
let count=$count+$count_by;
done
if [ $count -gt $kwait ]; then
echo "Killing processes which didn't stop after $SHUTDOWN_WAIT seconds"
kill -9 $pid
fi
else
echo "Tomcat is not running"
fi
return 0
}
clean() {
local restart_flag=0
pid=$(tomcat_pid)
if [ -n "$pid" ]; then
stop
restart_flag=1
fi
echo "Cleaning webapps..."
PWD=$(pwd)
cd ${TOMCAT_HOME}/webapps
if [[ $? -ne 0 ]]; then
echo "webapp directory is not found. : ${TOMCAT_HOME}/webapps"
exit 1
fi
if [[ ${#EXCEPT_WARS[@]} -le 0 ]]; then
ls -1 *.war | gawk -F "." '{ print $1; }' | xargs -I@ bash -c "rm -rf @ && rm -f @.war"
else
local excludes=$(IFS="|" && echo "${EXCEPT_WARS[*]}")
echo "Excludes: ${excludes}"
ls -1 *.war | grep -vEi "${excludes}" | gawk -F "." '{ print $1; }' | xargs -I@ bash -c "rm -rf @ && rm -f @.war"
fi
sleep 1
ls -l
cd ${PWD}
if [[ restart_flag -gt 0 ]]; then
start
fi
}
usage() {
echo "${PROGRAM} (start|stop|restart|status|clean (-all|-e excludeWar,...))"
echo "Ex) ${PROGRAM} start"
echo "Ex) ${PROGRAM} clean -e sample,remain"
exit 1
}
case $1 in
start)
start
;;
stop)
stop
;;
restart)
stop
start
;;
clean)
if [[ $2 == '-e' ]]; then
EXCEPT_WARS=(${3//,/ })
if [[ ${#EXCEPT_WARS[@]} -le 0 ]]; then
echo "Excluded wars are not set, terminated."
exit 1
fi
echo "Excluded wars: ${EXCEPT_WARS[@]}"
elif [[ $2 == '-all' ]]; then
echo "Clean all flag detected. Delete all wars."
elif [[ -z $2 ]]; then
echo "Clean flag is not set. Please set a flag -all or -e (excludeWar,...)."
exit 1
else
echo "Unknown flag, terminated.: ${2}"
usage
fi
clean
;;
status)
pid=$(tomcat_pid)
if [ -n "$pid" ]
then
echo "Tomcat is running with pid: $pid"
else
echo "Tomcat is not running"
fi
ls -l ${TOMCAT_HOME}/webapps
;;
*)
usage
;;
esac
exit 0
以上、お疲れさまでした！
↧