为什么80%的码农都做不了架构师?>>>
#!/bin/bash
### BEGIN INIT INFO
# Provides: tomcat
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: tomcat-server daemon
# Description: tomcat-server daemon
### END INIT INFO
#
# chkconfig: - 95 15
# description: Tomcat start/stop/status script#Location of JAVA_HOME (bin files)
export JAVA_HOME=#Add Java binary files to PATH
export PATH=$JAVA_HOME/bin:$PATH#CATALINA_HOME is the location of the configuration files of this instance of Tomcat
CATALINA_HOME=/usr/local/tomcat#TOMCAT_USER is the default user of tomcat
TOMCAT_USER=www#TOMCAT_USAGE is the message if this script is called without any options
TOMCAT_USAGE="Usage: $0 {\e[00;32mstart\e[00m|\e[00;31mstop\e[00m|\e[00;32mstatus\e[00m|\e[00;31mrestart\e[00m}"#SHUTDOWN_WAIT is wait time in seconds for java proccess to stop
SHUTDOWN_WAIT=20tomcat_pid() {echo `ps -ef | grep $CATALINA_HOME/ | grep -v grep | tr -s " "|cut -d" " -f2`
}start() {pid=$(tomcat_pid)if [ -n "$pid" ]; thenecho -e "\e[00;31mTomcat is already running (pid: $pid)\e[00m"elseecho -e "\e[00;32mStarting tomcat\e[00m"if [ `user_exists $TOMCAT_USER` = "1" ]; thensu $TOMCAT_USER -c $CATALINA_HOME/bin/startup.shelse$CATALINA_HOME/bin/startup.shfistatusfireturn 0
}status() {pid=$(tomcat_pid)if [ -n "$pid" ]; thenecho -e "\e[00;32mTomcat is running with pid: $pid\e[00m"elseecho -e "\e[00;31mTomcat is not running\e[00m"fi
}stop() {pid=$(tomcat_pid)if [ -n "$pid" ]; thenecho -e "\e[00;31mStoping Tomcat\e[00m"$CATALINA_HOME/bin/shutdown.shlet kwait=$SHUTDOWN_WAITcount=0;until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]doecho -n -e "\e[00;31mwaiting for processes to exit\e[00m\n";sleep 1let count=$count+1;doneif [ $count -gt $kwait ]; thenecho -n -e "\n\e[00;31mkilling processes which didn't stop after $SHUTDOWN_WAIT seconds\e[00m"kill -9 $pidfielseecho -e "\e[00;31mTomcat is not running\e[00m"fireturn 0
}user_exists() {if id -u $1 >/dev/null 2>&1; thenecho "1"elseecho "0"fi
}case $1 instart)start;;stop)stop;;restart)stopstart;;status)status;;*)echo -e $TOMCAT_USAGE;;
esac
exit 0