vi /usr/lib/systemd/system/nginx.service
[Service] Type=forking PIDFile=/usr/local/openresty/nginx/logs/nginx.pid ExecStartPre=/usr/local/openresty/nginx/sbin/nginx -t ExecStart=/usr/local/openresty/nginx/sbin/nginx ExecReload=/bin/kill -s HUP $MAINPID ExecStop=/bin/kill -s QUIT $MAINPID PrivateTmp=true [Install] WantedBy=multi-user.target
systemctl daemon-reload
systemctl enable nginx.service
systemctl start nginx.service