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#!/bin/bash
# description: Unstall Docker in ubuntu

# Define docker version
docker_version=""

# Check and uninstall old version Docker(root)
# apt-get remove docker docker-engine docker.io containerd runc

# Update software package(root)
apt-get update

# Installing Docker Dependencies(root)
apt-get install -y \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common

# Add Docker's official GPG key
# Docker official: curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
curl -fsSL http://mirrors.aliyun.com/docker-ce/linux/ubuntu/gpg | sudo apt-key add -

# Add Docker's software source(root)
# Docker official source
# sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"

# aliyun source
add-apt-repository "deb [arch=amd64] http://mirrors.aliyun.com/docker-ce/linux/ubuntu $(lsb_release -cs) stable"

# Install Docker(root)
apt-get update

# Check docker version: apt-cache madison docker-ce
if [ ! -z ${docker_version} ];then
    apt-get install -y docker-ce=${docker_version} docker-ce-cli=${docker_version} containerd.io
else
    apt-get install -y docker-ce docker-ce-cli containerd.io
fi

# Start docker
systemctl enable docker --now