CentOS 7设置开机启动服务
- 建立服务文件
- 保存目录
- 设置开机自启动
- 其他命令
1.建立服务文件
文件路径
vim /usr/lib/systemd/system/nginx.service
服务文件内容
1.nginx.service
[Unit] Description=nginx - high performance web server After=network.target remote-fs.target nss-lookup.target [Service] Type=forking ExecStart=/usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf ExecReload=/usr/local/nginx/sbin/nginx -s reload ExecStop=/usr/local/nginx/sbin/nginx -s stop [Install] WantedBy=multi-user.target
2.mysql.service
[Unit]
Description=mysql
After=network.target remote-fs.target nss-lookup.target [Service] Type=forking ExecStart=/usr/local/mysql/support-files/mysql.server start #ExecReload=/usr/local/mysql/support-files/mysql.server restart #ExecStop=/usr/local/mysql/support-files/mysql.server stop #PrivateTmp=true [Install] WantedBy=multi-user.target
3.php-fpm.service
[Unit] Description=php After=network.target remote-fs.target nss-lookup.target [Service] Type=forking ExecStart=/usr/local/php/sbin/php-fpm [Install] WantedBy=multi-user.target
3.memcached.service
[Unit]
Description=Memcached
Before=httpd.service
After=network.target
[Service]
Type=forking
#EnvironmentFile=-/usr/local/memcached/mconfig
ExecStart=/usr/local/memcached/bin/memcached -d -u root -p 11211 -m 128 -c 1000 -P '/usr/local/memcached/memcached.pid'
ExecStop=/bin/kill -s QUIT
[Install]
WantedBy=multi-user.target
4.redis.service
[Unit] Description=Redis After=network.target remote-fs.target nss-lookup.target [Service] Type=forking ExecStart=/usr/local/bin/redis-server /etc/redis.conf ExecStop=kill -INT `cat /tmp/redis.pid` User=www Group=www [Install] WantedBy=multi-user.target
5.supervisord.service
[Unit] Description=Process Monitoring and Control Daemon After=rc-local.service [Service] Type=forking ExecStart=/usr/bin/supervisord -c /etc/supervisord.conf SysVStartPriority=99 [Install] WantedBy=multi-user.target
文件内容解释
[Unit]:服务的说明 Description:描述服务 After:描述服务类别 [Service]服务运行参数的设置 Type=forking是后台运行的形式 ExecStart为服务的具体运行命令 ExecReload为重启命令 ExecStop为停止命令 PrivateTmp=True表示给服务分配独立的临时空间 注意：启动、重启、停止命令全部要求使用绝对路径 [Install]服务安装的相关设置，可设置为多用户
2.保存目录
以754的权限保存在目录：
/usr/lib/systemd/system 3.设置开机自启动
任意目录下执行
systemctl enable nginx.service 4.其他命令
启动nginx服务
systemctl start nginx.service设置开机自启动
systemctl enable nginx.service停止开机自启动
systemctl disable nginx.service查看服务当前状态
systemctl status nginx.service重新启动服务
systemctl restart nginx.service查看所有已启动的服务
systemctl list-units --type=service