Docker 9步 快速安装

1、要先安装docker-ce-selinux-17.03.2.ce,否则安装docker-ce会报错(仅阿里云安装docker前提)

yum install https://download.docker.com/linux/centos/7/x86_64/stable/Packages/docker-ce-selinux-17.03.2.ce-1.el7.centos.noarch.rpm

2、安装依赖

$ sudo yum install -y yum-utils \
device-mapper-persistent-data \
lvm2


3、设置docker源
$sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo


4、启动edge版 docker.repo源

$sudo yum-config-manager --enable docker-ce-edge

5、安装docker-ce版

$sudo yum install docker-ce-17.03.2.ce

6、启动docker

$sudo systemctl start docker

7、设置自动启动

$systemctl enable docker

8、镜像加速配置:

$sudo mkdir -p /etc/docker
$sudo tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["https://088aunhx.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker

9、验证:执行hello-world

$docker run hello-world


补充:

调整docker0的网段方式:

sudo service docker stop
通过命令route -n

查看docker0是否存在,若存在需先删除:

sudo ip link del docker0

vi /etc/docker/daemon.json 添加内容 "bip": "ip/netmask" [ 切勿与宿主机同网段 ]

如:{"bip":"172.21.100.1/24"}


Docker日志/垃圾文件清理:

1、执行docker命令:docker system prune

2、清理日志:

#!/bin/sh


echo "==================== start clean docker containers logs =========================="


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


for log in $logs
        do
                echo "clean logs : $log"
                cat /dev/null > $log
        done




echo "==================== end clean docker containers logs   =========================="


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转载自blog.csdn.net/chen978616649/article/details/80505195