ubuntu安装nodejs，docker，postman，newman

安装nodejs，docker，postman，newman

• 安装nodejs

• nodejs安装指南

http://nodejs.cn/learn/how-to-install-nodejs

• ubuntu安装postman

https://dl.pstmn.io/download/latest/linux64

https://github.com/nodesource/distributions/blob/master/README.md

# Using Ubuntu
curl -sL https://deb.nodesource.com/setup_14.x | sudo -E bash -
sudo apt-get install -y nodejs

# Using Debian, as root
curl -sL https://deb.nodesource.com/setup_14.x | bash -
apt-get install -y nodejs

• npm换淘宝源

sudo npm config set registry https://registry.npm.taobao.org
sudo npm config list

• 安装newman

sudo npm install -g newman

• 安装postman

$ cd /opt
$ sudo mkdir postman
$ sudo mv ~/Downloads/Postman-linux-x64-7.26.0.tar.gz  /opt/postman
$ sudo tar -zxvf Postman-linux-x64-7.26.0.tar.gz 
$ sudo ln -s /opt/postman/Postman/Postman /usr/bin/postman

• 安装docker

# 假如过去已安装docker，卸载命令
$ sudo apt-get remove docker docker-engine docker.io
$ sudo apt update
$ sudo apt install -y apt-transport-https ca-certificates curl gnupg2 software-properties-common
$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
$ sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) \
  stable"
$ sudo apt update
$ sudo apt install -y docker-ce
"""
docker换国内源
docker官方中国区 
https://registry.docker-cn.com
网易 
http://hub-mirror.c.163.com
ustc 
http://docker.mirrors.ustc.edu.cn


阿里云容器  服务
https://cr.console.aliyun.com/
首页点击“创建我的容器镜像”  得到一个专属的镜像加速地址，类似于“https://1234abcd.mirror.aliyuncs.com”


"""

$ sudo vim /etc/docker/daemon.json

# 添加国内源
{
 "registry-mirrors": ["http://hub-mirror.c.163.com"]
}

$ service docker restart
# 验证docker是否正常运行
$ sudo docker pull hello-world
$ sudo docker run hello-world