CentOS7.2安装Nginx过程笔记,由于学习的需要,这段时间学一点“Nginx”。今天学习一下Nginx安装,留个笔记
查看CentOS的版本
使用一下命令来查看一下当前系统的版本
[root@localhost ~]# cat /etc/redhat-release CentOS Linux release 7.2.1511 (Core)
添加资源库
在 CentOS 系统上安装 Nginx ,你得先去添加一个资源库,像这样:
vim /etc/yum.repos.d/Nginx.repo
使用 vim 命令去打开 /etc/yum.repos.d/Nginx.repo ,如果 Nginx.repo 不存在,就会去创建一个这样的文件,打开以后按一下小 i 键,进入编辑模式,然后复制粘贴下面这几行代码,完成以后按 esc 键退出,再输入:wq (保存并退出)
[Nginx] name=Nginx repo baseurl=http://Nginx.org/packages/centos/$releasever/$basearch/ gpgcheck=0 enabled=1
yum 命令去安装 Nginx
完成上边操作以后,我们就可以使用 yum 命令去安装 Nginx 了
yum install Nginx
安装成功:
Loaded plugins: fastestmirror, langpacks Nginx | 2.9 kB 00:00 Nginx/7/x86_64/primary_db | 14 kB 00:01 Loading mirror speeds from cached hostfile * base: mirrors.sina.cn * extras: mirrors.btte.net * updates: mirrors.sina.cn Resolving Dependencies --> Running transaction check ---> Package Nginx.x86_64 1:1.10.1-1.el7.ngx will be installed --> Finished Dependency Resolution Dependencies Resolved ================================================================================ Package Arch Version Repository Size ================================================================================ Installing: Nginx x86_64 1:1.10.1-1.el7.ngx Nginx 640 k Transaction Summary ================================================================================ Install 1 Package Total download size: 640 k Installed size: 2.1 M Is this ok [y/d/N]: y Downloading packages: Nginx-1.10.1-1.el7.ngx.x86_64.rpm | 640 kB 00:27 Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : 1:Nginx-1.10.1-1.el7.ngx.x86_64 1/1 ---------------------------------------------------------------------- Thanks for using Nginx! Please find the official documentation for Nginx here: * http://Nginx.org/en/docs/ Commercial subscriptions for Nginx are available on: * http://Nginx.com/products/ ---------------------------------------------------------------------- Verifying : 1:Nginx-1.10.1-1.el7.ngx.x86_64 1/1 Installed: Nginx.x86_64 1:1.10.1-1.el7.ngx Complete!
当你执行 Nginx -t 得时候,Nginx会去测试你得配置文件得语法,并告诉你配置文件是否写得正确,同时也告诉了你配置文件得路径:
Nginx -t
打印如下:
Nginx: the configuration file /etc/Nginx/Nginx.conf Syntax is ok Nginx: configuration file /etc/Nginx/Nginx.conf test is successful
说明配置文件成功!
centos7.0+ Nginx实现停止、启动、重启
在CentOS7中,进行chkconfig命令操作时会发现有类似“systemctl.....”的提示,systemctl可以简单实现service和chkconfig的结合,这样通过一个命令就可以实现两个命令的功能。
systemctl命令的基本操作格式是:
systemctl [OPTIONS...] {COMMAND}...
以Nginx服务为例,实现停止、启动、重启的动作如下:
检查服务状态
使服务开机启动
取消服务开机启动