安装nginx的几种方式

1、安装docker

参考：https://www.runoob.com/docker/centos-docker-install.html

# 删除旧的docker
sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

# 安装yum
sudo yum install -y yum-utils

#配置阿里docker镜像
sudo yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

# 安装docker
sudo yum install docker-ce docker-ce-cli containerd.io docker-compose-plugin

# 启动docker
sudo systemctl start docker

# 停止docker
sudo systemctl stop docker