vagrant的使用
vagrant up 启动一个centos7或其它的虚机系统,需要一个dockerfile文件
vagrant ssh 进入到这个虚机。
进入到centos7 后安装docker
安装docker网址: https://docs.docker.com/install/linux/docker-ce/centos/
docker CE centos7的安装:
sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
sudo yum install -y yum-utils \
device-mapper-persistent-data \
lvm2
sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
sudo yum install docker-ce docker-ce-cli containerd.io
sudo systemctl start docker
sudo docker version
测试是否安装 成功:
sudo docker run hello-world
[外链图片转存失败(img-x89IWlVt-1567909934646)(C:\Users\Samsung\AppData\Roaming\Typora\typora-user-images\1567909773040.png)]
出现Hello from Docker安装完毕!!!
自动安装docker:
1.dockerfile的配置:
Vagrant.require_version ">= 1.6.0"
boxes = [
{
:name => "docker-host",
:eth1 => "192.168.205.10",
:mem => "1024",
:cpu => "1"
}
]
Vagrant.configure("2") do |config|
config.vm.box = "centos7"
config.vm.provision "shell", inline: <<-SHELL
sudo yum remove docker docker-client docker-client-latest docker-common docker-latest docker-latest-logrotate \
docker-logrotate \
docker-engine
sudo yum install -y yum-utils device-mapper-persistent-data lvm2
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
#注意要-y 默认安装,否则dokcer 安装有上.:花了半小时才明白
sudo yum install -y docker-ce docker-ce-cli containerd.io
sudo systemctl start docker
SHELL
end