Docker

安装

#1.卸载旧版本sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

#2.需要的安装包
sudo yum install -y yum-utils

#3.设置镜像仓库
 sudo yum-config-manager \
    --add-repo \
    http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

#更新软件包索引
sudo yum makecache fast

#4.安装docker相关内容
sudo yum install docker-ce docker-ce-cli containerd.io

#5.启动docker
sudo systemctl start docker

阿里云镜像加速

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://gdmch1gw.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker

Docker部署php环境

https://github.com/yeszao/dnmp

Docker常用命令

#1.删除所有容器
sudo docker stop $(docker ps -q) & docker rm $(docker ps -aq)
#2.查看镜像
sudo docker images

问题解决

#docker-compose up解决错误ERROR: Couldn't connect to Docker daemon at http+docker://localunixsocket - is it running?
#https://www.awaimai.com/2587.html