centos安装nginx报错no package nginx avilabal

1、安装nginx，显示如下错误

2、安装yum-utils，在命令输入yum -y install yum-utils输出结果如下

3、配置nginx源，命令行输入vi /etc/yum.repos.d/nginx.repo写入以下配置[nginx-stable]name=nginx stable repo芟鲠阻缒baseurl=http://nginx.org/packages/centos/$releasever/$basearch/gpgcheck=1enabled=1gpgkey=https://nginx.org/keys/nginx_signing.keymodule_hotfixes=true [nginx-mainline]name=nginxmainline repo baseurl=http://nginx.org/packages/mainline/centos/$releasever/$basearch/gpgcheck=1enabled=0gpgkey=https://nginx.org/keys/nginx_signing.keymodule_hotfixes=true

4、再次安装nginx，问题依旧

5、使用第二个配置yum-config-manager --enable nginx-mainline

6、再次安装nginx,yum -y install nginx可以安装了