Nginx启停脚本

Nginx启停脚本

vim nginx_tools.sh

?

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#! /bin/sh NGINX_HOME=/usr/local/nginx   function help() {     echo "Usage: nginx_tools reload|restart|stop|start|term|show|relog"     echo -e "\treload\t重新载入配置，主进程不停止，工作进程重启"     echo -e "\trestart\t重启nginx"     echo -e "\tstop\t停止nginx，但等待交易处理完毕"     echo -e "\tstart\t启动nginx"     echo -e "\tterm\t立即停止nginx"     echo -e "\tshow\t查看nginx进程状态"     echo -e "\trelog\t重新打开日志文件，不影响交易"     exit 1 }   #如果参数1为空，则走help() if [ -z $1 ]; then     help fi    if [ -e $NGINX_HOME/logs/nginx.pid ]; then     #如果nginx.pid文件存在     nginx_pid=`cat $NGINX_HOME/logs/nginx.pid 2>/dev/null` else     #否则通过grep过滤出Nginx的进程号     nginx_pid=$(ps -ef | grep -w `whoami` | grep -w "nginx:" | grep -w master | grep -vw grep | awk '{print $2}') fi   #如果nginx进程不存在 if [ -z $nginx_pid ]; then     if [ "$1" == "reload" ] || [ "$1" == "restart" ] || [ "$1" == "relog" ]; then         #等待输入，10s         read -p "nginx未启动，是否启动：[Y/N] " -t 10 option         if [ $? -ne 0 ]; then             echo -e "\n超时未选择，自动退出"             exit 2         fi            if [ "$option" == "Y" ]; then             $NGINX_HOME/sbin/nginx             exit 0         else             exit 3         fi     elif [ "$1" == "stop" ] || [ "$1" == "term" ] || [ "$1" == "show" ] ; then         echo "nginx已经停止"           exit 4     fi fi    case $1 in     reload)         kill -HUP $nginx_pid         ;;     restart)         kill -QUIT $nginx_pid         sleep 2         $NGINX_HOME/sbin/nginx         ;;     stop)         kill -QUIT $nginx_pid         ;;     start)         if [ -z $nginx_pid ]; then             $NGINX_HOME/sbin/nginx         else             echo "nginx已经启动"         fi         ;;     term)         kill -TERM $nginx_pid         ;;     show)         date +"%F %X"         ps -faux | grep -w `whoami` | grep -w "nginx:" | grep -v grep         ;;     relog)         kill -USR1 $nginx_pid         ;;     *)         echo "暂不支持的选项"         help         ;; esac    exit 0