install.md

安装docker

官方文档

yum install -y yum-utils
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum-config-manager --disable docker-ce-nightly
yum install -y docker-ce docker-ce-cli containerd.io
systemctl start docker
systemctl enable docker

安装docker-compose

curl -L \
  "https://github.com/docker/compose/releases/download/1.24.0/docker-compose-$(uname -s)-$(uname -m)" \
  -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose

修改镜像源

/etc/sysconfig/docker

OPTIONS='--selinux-enabled --log-driver=journald --registry-mirror=http://hub-mirror.c.163.com'

上面使用了网易云的镜像 http://hub-mirror.c.163.com 其他的自行百度

日志配置

• 创建日志文件

touch /etc/docker/daemon.json

配置参考地址

• 设置配置

  {
    "log-driver": "json-file",
    "log-opts": {
      "max-size": "10m",
      "max-file": "7"
    }
  }

• 查询日志

#!/bin/sh

logs=$(find /var/lib/docker/containers/ -name *-json.log)  

for log in $logs
  do
    ls -lh $log
  done

• 日志删除

#!/bin/sh
logs=$(find /var/lib/docker/containers/ -name *-json.log)
for log in $logs
  do
  	echo "clean logs : $log"
  	cat /dev/null > $log
  done

laydocker

GIT地址