Vagrantfile.aws_ubuntu-1804

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

# workaround to deal with "undefined method `except' for #<Hash:...> (NoMethodError)"
# see https://github.com/mitchellh/vagrant-aws/issues/566
class Hash
  def slice(*keep_keys)
    h = {}
    keep_keys.each { |key| h[key] = fetch(key) if has_key?(key) }
    h
  end unless Hash.method_defined?(:slice)
  def except(*less_keys)
    slice(*keys - less_keys)
  end unless Hash.method_defined?(:except)
end

VAGRANTFILE_API_VERSION = "2"
Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|

  # when provisioning symlink home/ directory to /home/vagrant
  config.vm.provision :shell, inline: "ln -s /home/$(logname) /home/vagrant"

  # Remove "desktop" from the args below if only accessing via SSH
  # Remove "mosrs" from the args below if not accessing the Met Office Science Repository Service
  config.vm.provision :shell, path: "install.sh", args: "ubuntu 1804 desktop mosrs x2go"
  config.ssh.forward_x11 = true

  # workaround to prevent use of SMB shared folders
  # see https://github.com/mitchellh/vagrant-aws/issues/365
  config.vm.allowed_synced_folder_types = [:rsync]

  # AWS box: must use dummy box - run this command prior to bringing VM up
  # vagrant box add dummy https://github.com/mitchellh/vagrant-aws/raw/master/dummy.box
  # (do not run in metomi-vms directory)
  # bring up using: vagrant up --provider=aws
  # Environment variables defined within aws-credentials file, but can be hard-coded here
  # (do NOT commit key and secret information back to a public repo)
  config.vm.provider :aws do |aws, override|
    # need to set up a user within the AWS console prior to bringing VM up
    aws.access_key_id = ENV['AWS_KEY'] # user key
    aws.secret_access_key = ENV['AWS_SECRET'] # user secret
    aws.keypair_name = ENV['AWS_KEYNAME'] # name of key as named on AWS region (no file ext.)
    aws.security_groups = "MyIP" # use MyIP - need to set this manually in console

    # Ubuntu-18.04.5 LTS in the London region (eu-west-2)
    # OS/VM type determined from AMI - get this from list when searching for instance to launch
    aws.region = "eu-west-2"
    aws.ami = "ami-09a56048b08f94cdf"

    # Name the VM so it can be found in the EC2 instance list
    aws.tags = {
      'Name' => "metomi-vms"
    }

    # VM size
    # free tier size: 1xCPU/1GB RAM (only 8GB disk as standard)
    aws.instance_type = "t2.micro"
    # larger VM, e.g. Intel Xeon 2xCPU/8GB RAM
    #aws.instance_type = "m5.large"
    # can change disk size independent of instance type. Free tier up to 30GB.
    aws.block_device_mapping = [{ 'DeviceName' => '/dev/sda1', 'Ebs.VolumeSize' => 30 }]

    # use dummy box
    override.vm.box = "dummy"
    # on AWS EC2 Ubuntu VMs the default username is 'ubuntu' and NOT vagrant
    override.ssh.username = "ubuntu"
    override.ssh.private_key_path = ENV['AWS_KEYPATH'] # full path (inc. filename) to key file
  end
end