CentOS 7設置開機啟動服務
- 建立服務文件
- 保存目錄
- 設置開機自啟動
- 其他命令
1.建立服務文件
文件路徑
vim /usr/lib/systemd/system/nginx.service
服務文件內容
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
文件內容解釋
[Unit]:服務的說明 Description:描述服務 After:描述服務類別 [Service]服務運行參數的設置 Type=forking是后台運行的形式 ExecStart為服務的具體運行命令 ExecReload為重啟命令 ExecStop為停止命令 PrivateTmp=True表示給服務分配獨立的臨時空間 注意：啟動、重啟、停止命令全部要求使用絕對路徑 [Install]服務安裝的相關設置，可設置為多用戶
2.保存目錄
以754的權限保存在目錄：
/usr/lib/systemd/system 3.設置開機自啟動
任意目錄下執行
systemctl enable nginx.service 4.其他命令
啟動nginx服務
systemctl start nginx.service設置開機自啟動
systemctl enable nginx.service停止開機自啟動
systemctl disable nginx.service查看服務當前狀態
systemctl status nginx.service重新啟動服務
systemctl restart nginx.service查看所有已啟動的服務
systemctl list-units --type=service