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发表于 2009-06-11 17:25 |只看该作者 |倒序浏览

#!/bin/bash

#Use:Startup script for the nginx HTTP Server

#Create Date:2009/06/10

#Last Update:2009/06/11

#Update URL: http://blog.1983y.com.cn/2009/06/nginx_script/

#Sciprt by e4twood

#Test on CentOS 5.2/RHEL 5

#Definition nginx directory & service name

NGINX_DIR="/usr/local/webserver/nginx"
PROG="nginx"

#Definition check listen conflict function

check_listen(){
echo -n "Checek $PROG Listen port status: "
NGINX_LISTEN=(`grep "listen" ${NGINX_DIR}/conf/$PROG.conf | awk '{print $NF}' | cut -d";" -f1 | uniq`)
SYSTEM_LISTEN=(`netstat -tnl |awk '{print $4}' | grep [0-9] | awk -F":" '{print $NF}' | uniq `)
      for FIR in ${NGINX_LISTEN[*]}; do
         for  SEC in ${SYSTEM_LISTEN[*]};do
            if [ $FIR == $SEC ]; then
                  echo "Has the listen port conflict, please check $PROG config file ${NGINX_DIR}/conf/$PROG.conf"
                  exit 2
            fi
         done
      done
echo "listen prot status OK!"

}

#definition check uid function

check_uid(){
if [ `id -u ` != "0" ];then
      echo "Error,The Script must be root to run"
      exit 1
fi
}
#Definition start function

start() {
check_uid
${NGINX_DIR}/sbin/$PROG -t >/dev/null 2>&1
      if [ $? == "0" ]; then
         if [ `ps aux | grep $PROG | grep -c "master"` == "1" ]; then
            echo -n $"Starting $PROG: "
            echo "$PROG is already running"
            exit 1
         else
            check_listen
            ${NGINX_DIR}/sbin/$PROG
            echo -n $"Starting $PROG: "
            echo "$PROG START OK"
         fi
      else
         echo "$PROG syntax error,please check $PROG config file ${NGINX_DIR}/conf/$PROG.conf"
         exit 2
      fi
      }

#Definition stop function

stop() {
check_uid
echo -n $"Stopping $PROG: "
if [ `ps aux | grep $PROG | grep -c "master"` == "1" ]; then
      pkill $PROG
      echo "$PROG stop OK"
else
      echo "$PROG process does not exist.so $PROG stop failed"
fi
}

#Definition reload function

reload() {
check_uid
echo -n $"Reloading $PROG: "
      ${NGINX_DIR}/sbin/$PROG -t >/dev/null 2>&1
      if [ $? == "0" ]; then
         if [ `ps aux | grep $PROG | grep -c "master"` == "1" ]; then
            kill -HUP `cat ${NGINX_DIR}/logs/$PROG.pid`
            echo "$PROG reload OK"
            exit 0
         else
            echo "$PROG process does not exist.so $PROG reload failed"
            exit 1
         fi
      else
         echo "$PROG syntax error,please check $PROG config file ${NGINX_DIR}/conf/$PROG.conf"
         exit 2
      fi
}

#Definition status function

status() {
if [ `ps aux | grep $PROG | grep -c "master"` == "1" ]; then
      echo "$PROG status is running"
else
      echo "$PROG status is stop"
fi
}

# See how we were called.

case "$1" in
  start)
start
;;
  stop)
stop
;;
  restart)
stop
start
;;
  reload)
reload
;;
  configtest)
check_uid
${NGINX_DIR}/sbin/$PROG -t
;;
status)
status
;;
listentest)
check_uid
check_listen
;;
*)
   echo $"Usage: $0{start|stop|restart|reload|configtest|status|listentest}"
      exit 1
esac

#exit status code

exit $(echo $?)

[ 本帖最后由 e4twood 于 2009-6-11 21:01 编辑 ]