21. docker 数据通讯环境准备
一 . 环境搭建
1.编写 Vagrantfile 并创建虚拟机 并虚拟机host绑定外部 192.168.205.10:8888
# -*- mode: ruby -*-
# vi: set ft=ruby :
Vagrant.require_version ">= 1.6.0"
boxes = [
{
:name => "docker-node1",
:eth1 => "192.168.205.10",
:mem => "1024",
:cpu => "1",
:port => "8888"
}
]
Vagrant.configure(2) do |config|
config.vm.box = "centos/7"
boxes.each do |opts|
config.vm.define opts[:name] do |config|
config.vm.hostname = opts[:name]
config.vm.network "forwarded_port", guest: 80, host: opts[:port]
config.vm.provider "vmware_fusion" do |v|
v.vmx["memsize"] = opts[:mem]
v.vmx["numvcpus"] = opts[:cpu]
end
config.vm.provider "virtualbox" do |v|
v.customize ["modifyvm", :id, "--memory", opts[:mem]]
v.customize ["modifyvm", :id, "--cpus", opts[:cpu]]
end
config.vm.network :private_network, ip: opts[:eth1]
end
end
config.vm.synced_folder "./labs", "/home/vagrant/labs"
config.vm.provision "shell", privileged: true, path: "./setup.sh"
end
2.创建labs 文件夹 及编写 setup.sh 文件
mkdir labs
vim setup.sh
#setup.sh
#/bin/sh
# install some tools
sudo yum install -y wget
sudo mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo_bak
sudo wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
sudo yum makecache
sudo yum -y update
sudo yum install -y git vim gcc glibc-static telnet bridge-utils
# install docker
curl -fsSL get.docker.com -o get-docker.sh
sh get-docker.sh
# start docker service
sudo groupadd docker
sudo usermod -aG docker vagrant
sudo systemctl start docker
rm -rf get-docker.sh
sudo tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["https://v2ltjwbg.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
docker version
二. 环境迁移 将旧的环境 继续使用 迁移新的数据过去
1. 使用 vagrant plugin list 查看vagrant 插件
2.安装 vagrant-scp插件
vagrant plugin install vagrant-scp
3.迁移 host 文件内 的 文件 添加到 docker-node1 下 vagrant 文件夹 下的 labs 下
在 docker-node1 文件夹下 (vagrant ssh docker-node1 能连接虚拟机的那个文件夹)
vagrant scp ../host/labs/ docker-node1:/home/vagrant/labs/
4.进入docker-node1
vagrant ssh docker-node1
cd /home/vagrant/labs
就可以有新的文件了