Class: Central::Cli::Vpn::CreateCommand

Inherits:
Clamp::Command
  • Object
show all
Includes:
Common, StackOptions
Defined in:
lib/central/cli/vpn/create_command.rb

Instance Method Summary collapse

Methods included from StackOptions

included

Methods included from Common

#access_token=, #add_master, #api_url, #api_url=, #clear_current_stack, #client, #current_master, #current_master=, #current_master_index, #current_stack, #current_stack=, #ensure_custom_ssl_ca, #require_api_url, #require_current_stack, #require_token, #reset_client, #save_settings, #settings, #settings_filename

Instance Method Details

#execute ⇒ Object 



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# File 'lib/central/cli/vpn/create_command.rb', line 11

def execute
  require_api_url
  token = require_token
  preferred_node = node

  vpn = begin
          client(token).get("services/#{current_stack}/vpn")
        rescue
          nil
        end
  abort('VPN already exists') if vpn

  nodes = client(token).get("stacks/#{current_stack}/nodes")
  if preferred_node.nil?
    node = nodes['nodes'].find { |n| n['connected'] }
    abort('Cannot find any online nodes') if node.nil?
  else
    node = nodes['nodes'].find { |n| n['connected'] && n['name'] == preferred_node }
    abort('Node not found') if node.nil?
  end

  vpn_ip = node_vpn_ip(node)
  data = {
    name: 'vpn',
    stateful: true,
    image: 'fishyard/openvpn:ethwe',
    ports: [
      {
        container_port: '1194',
        node_port: '1194',
        protocol: 'udp'
      }
    ],
    cap_add: ['NET_ADMIN'],
    env: ["OVPN_SERVER_URL=udp://#{vpn_ip}:1194"],
    affinity: ["node==#{node['name']}"]
  }
  client(token).post("stacks/#{current_stack}/services", data)
  client(token).post("services/#{current_stack}/vpn/deploy", {})
  ShellSpinner 'Deploying vpn service ' do
    sleep 1 until client(token).get("services/#{current_stack}/vpn")['state'] != 'deploying'
  end
  puts "OpenVPN service is now started (udp://#{vpn_ip}:1194)."
  puts "Use 'cm vpn config' to fetch OpenVPN client config to your machine "\
       '(it takes a while until config is ready).'
end

#node_vpn_ip(node) ⇒ String

Parameters:

  • node (Hash)

Returns:

  • (String) 


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# File 'lib/central/cli/vpn/create_command.rb', line 60

def node_vpn_ip(node)
  return ip unless ip.nil?

  # vagrant
  if api_url == 'http://192.168.66.100:8080'
    node['private_ip']
  else
    node['public_ip']
  end
end