docker 安装

 Centos 7.X 安装docker 

 1 #!/bin/bash 
 2 
 3 # 成功输出
 4 success_echo(){
 5     echo -en "33[40;32m ########################### 33[0m
"
 6     echo -en "33[40;32m ${1} 33[0m
"
 7     echo -en "33[40;32m ########################### 33[0m
"
 8 }
 9 
10 # 错误输出
11 error_echo(){
12     echo -en "33[40;31m ########################### 33[0m
"
13     echo -en "33[40;31m ${1} 33[0m
"
14     echo -en "33[40;31m ########################### 33[0m
"
15 }
16 
17 function install_docker_server(){
18   yum -y install yum-utils
19   yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
20   # 安装docker-ce
21   /usr/bin/yum  -y install  docker-ce-${1}
22   # 更新docker 配置
23   if [ -f /usr/lib/systemd/system/docker.service ];then
24     /usr/bin/sed -i 's#^ExecStart=.*#ExecStart=/usr/bin/dockerd -H tcp://127.0.0.1:2375 -H unix:///var/run/docker.sock -g /opt/docker -s devicemapper  --storage-opt dm.fs=xfs --storage-opt dm.use_deferred_removal=true --storage-opt dm.use_deferred_deletion=true --storage-opt dm.basesize=5G#g' /usr/lib/systemd/system/docker.service
25   else
26     error_echo "docker server install failure"
27   fi
28   # 设置docker 开机自启动
29   /usr/bin/systemctl enable docker
30   # 启动docker 服务
31   /usr/bin/systemctl start docker
32 }
33 
34 
35 # 安装docker-compose命令
36 install_docker_compose(){
37    # 检查是否安装pip 
38    if [ ! -f /usr/bin/pip ];then
39    # install python-pip 
40         /usr/bin/yum -y install epel-release python-devel python-pip
41    fi
42    # install docker-compose
43    if [ -f /bin/docker-compose ];then
44       success_echo "Docker-compose is already installed"
45    else
46       /usr/bin/pip install docker-compose &&  success_echo "docker-compose install success"
47    fi
48 }
49 
50 # 安装docker-enter命令
51 install_docker_enter(){
52    # install  docker-enter
53    which docker-enter
54    if [ $? -eq 0 ];then
55       success_echo "Docker-enter is already installed"
56    else
57       /usr/bin/docker run --rm -v /usr/local/bin:/target jpetazzo/nsenter &&    success_echo "docker-enter install success"
58    fi
59 }
60 
61 main(){
62   DOCKER_VERSION=18.09.3
63   # 安装docker
64   install_docker_server ${DOCKER_VERSION}
65   # 安装 docker-compose
66   install_docker_compose
67   # 安装 docker-enter
68   install_docker_enter
69 }
70 
71 main

  

  

原文地址:https://www.cnblogs.com/lmx1002/p/9475007.html