Vagrantfile for Docker.

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

Vagrant.configure("2") do |config|
  config.vm.box = "ubuntu/bionic64"

  # config.vm.network "forwarded_port", guest: 80, host: 8080, host_ip: "127.0.0.1"

  config.vm.network "private_network", ip: "192.168.33.11"

  config.vm.synced_folder ".", "/vagrant_data"

  config.vm.provider "virtualbox" do |vb|
  #   # Display the VirtualBox GUI when booting the machine
  #   vb.gui = true
  #
  #   # Customize the amount of memory on the VM:
    vb.memory = "1024"
  end

  config.vm.provision "shell", inline: <<-SHELL
    # To solve the issue of "vagrant@127.0.0.1: permission denied (publickey)."
    sudo sed -i 's/PasswordAuthentication no/PasswordAuthentication yes/g' /etc/ssh/sshd_config; \
    sudo systemctl restart sshd;

    apt-get update
	apt-get remove docker docker-engine docker.io containerd runc
	# install packages to allow apt to use a repository over HTTPS:
	apt-get install -y \
            apt-transport-https \
            ca-certificates \
            curl \
            gnupg-agent \
            software-properties-common
	# Add Docker’s official GPG key:
	curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
	# Verify that you now have the key with the fingerprint
	apt-key fingerprint 0EBFCD88
	# set up the stable repository
	add-apt-repository \
         "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
         $(lsb_release -cs) \
         stable"
	apt-get update
    apt-get install -y docker-ce docker-ce-cli containerd.io
	# sudo docker run hello-world
  SHELL
end