#functions 公共函数
/etc/init.d/functions
#调用函数
source /etc/init.d/functions . /etc/init.d/functions
#以守护进程形式启动
daemon /usr/local/nginx-1.16.0/sbin/nginx
#退出当前进程
killproc /usr/local/nginx-1.16.0/sbin/nginx
#查看进程
pidofproc /usr/local/nginx-1.16.0/sbin/nginx
#简单的启动脚本
#!/bin/bash
#chkconfig: 345 61 61
#description: nginx
#===================================
#this is script to manage the nginx
#author: xianwei
#date: 2019-6-1
#==================================
#include the functions
. /etc/init.d/functions
#define the paramaters: path,file,programm
exec=/usr/local/nginx-1.16.0/sbin/nginx
lock=/var/lock/subsys/nginx
prog=nginx
# start action
start(){
pidofproc $exec > /dev/null
[ $? = 0 ] && echo "$prog is already running" && exit
daemon $exec
[ $? = 0 ] && echo "start $prog success" && touch $lock
}
# reload action
reload(){
pidofproc $exec > /dev/null
[ $? = 0 ] && echo "$prog is running" && killproc $exec -HUP
[ $? != 0 ] && echo "$prog does not run" && daemon $exec
}
# stop action
stop(){
pidofproc $exec > /dev/null
[ $? != 0 ] && echo "$prog have been stopped" && exit
killproc $exec
[ $? = 0 ] && echo "stop $prog success" && rm -rf $lock
}
# add the restart method
case $1 in
start)
start
;;
stop)
stop
;;
restart)
stop
start
;;
reload)
reload
;;
*)
echo "USAGE: nginx {start |stop |restart |reload }"
;;
esac
exit 0#复制脚本到init.d目录
cp /home/shell/nginx.sh /etc/init.d/nginx
#查看当前系统启动数据
chkconfig --list systemctl list-unit-files
#设置非系统级别的开机自启动
chkconfig --add nginx
#添加启动失败原因
用命令chkconfig加载自启动.提示"**服务不支持chkconfig".开头一般要这样写 #!/bin/bash #chkconfig:345 61 61 //此行的345参数表示,在哪些运行级别启动,启动序号(S61);关闭序号(K61) #description:Apache //此行必写,描述服务. 把脚本拷贝至/etc/init.d/目录下,执行命令: #ln -s /etc/init.d/ #ln -s /etc/init.d/ #ln -s /etc/init.d/ 再执行 #chkconfig --levels httpd 345 on
