1.先创建开机自启脚本

cd /etc/systemd/system

 vi nginx.service

内容：

[Unit]
Description=nginx service
After=network.target

[Service]
Type=forking
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/usr/local/nginx/sbin/nginx -s reload
ExecStop=/usr/local/nginx/sbin/nginx -s quit
PrivateTmp=true

[Install]
WantedBy=multi-user.target

2.设置开机自启动

systemctl enable nginx

3.启动nginx服务

systemctl start nginx.service

重新启动服务

systemctl restart nginx.service

查看服务当前状态

systemctl status nginx.service

停止开机自启动

systemctl disable nginx.service