guests/photon: Configure networks in one command

This also removes code that was completely unused during network
configuration.

plugins/guests/photon/cap/configure_networks.rb

@@ -1,6 +1,3 @@
-require 'tempfile'
-require 'vagrant/util/template_renderer'
-
 module VagrantPlugins
   module GuestPhoton
     module Cap
@@ -8,33 +5,24 @@ module VagrantPlugins
         include Vagrant::Util
 
         def self.configure_networks(machine, networks)
-          machine.communicate.tap do |comm|
-            # Read network interface names
-            interfaces = []
-            comm.sudo("ifconfig | grep 'eth' | cut -f1 -d' '") do |_, result|
-              interfaces = result.split("\n")
-            end
+          comm = machine.communicate
 
-            # Configure interfaces
-            networks.each do |network|
-              comm.sudo("ifconfig #{interfaces[network[:interface].to_i]} #{network[:ip]} netmask #{network[:netmask]}")
-            end
+          commands   = []
+          interfaces = []
 
-            primary_machine_config = machine.env.active_machines.first
-            primary_machine = machine.env.machine(*primary_machine_config, true)
-
-            get_ip = lambda do |machine|
-              ip = nil
-              machine.config.vm.networks.each do |type, opts|
-                if type == :private_network && opts[:ip]
-                  ip = opts[:ip]
-                  break
-                end
-              end
-
-              ip
-            end
+          comm.sudo("ifconfig | grep 'eth' | cut -f1 -d' '") do |_, result|
+            interfaces = result.split("\n")
           end
+
+          networks.each do |network|
+            device = interfaces[network[:interface]]
+            command =  "ifconfig #{device}"
+            command << " #{network[:ip]}" if network[:ip]
+            command << " netmast #{network[:netmask]}" if network[:netmask]
+            commands << command
+          end
+
+          comm.sudo(commands.join("\n"))
         end
       end
     end

test/unit/plugins/guests/photon/cap/configure_networks_test.rb

@@ -1,40 +1,51 @@
-# encoding: UTF-8
 # Copyright (c) 2015 VMware, Inc. All Rights Reserved.
 
-require File.expand_path("../../../../../base", __FILE__)
+require_relative "../../../../base"
 
-describe "VagrantPlugins::GuestPhoton::Cap::ConfigureNetworks" do
-  let(:described_class) do
-    VagrantPlugins::GuestPhoton::Plugin.components.guest_capabilities[:photon].get(:configure_networks)
+describe "VagrantPlugins::GuestPhoton::Cap:ConfigureNetworks" do
+  let(:caps) do
+    VagrantPlugins::GuestPhoton::Plugin
+      .components
+      .guest_capabilities[:photon]
   end
+
   let(:machine) { double("machine") }
-  let(:communicator) { VagrantTests::DummyCommunicator::Communicator.new(machine) }
+  let(:comm) { VagrantTests::DummyCommunicator::Communicator.new(machine) }
 
   before do
-    allow(machine).to receive(:communicate).and_return(communicator)
+    allow(machine).to receive(:communicate).and_return(comm)
+    comm.stub_command("ifconfig | grep 'eth' | cut -f1 -d' '",
+      stdout: "eth1\neth2")
   end
 
   after do
-    communicator.verify_expectations!
+    comm.verify_expectations!
   end
 
-  it 'should configure networks' do
-    networks = [
-      { :type => :static, :ip => '192.168.10.10', :netmask => '255.255.255.0', :interface => 1, :name => 'eth0' },
-      { :type => :dhcp, :interface => 2, :name => 'eth1' },
-      { :type => :static, :ip => '10.168.10.10', :netmask => '255.255.0.0', :interface => 3, :name => 'docker0' }
-    ]
-    communicator.should_receive(:sudo).with("ifconfig | grep 'eth' | cut -f1 -d' '")
-    communicator.should_receive(:sudo).with('ifconfig  192.168.10.10 netmask 255.255.255.0')
-    communicator.should_receive(:sudo).with('ifconfig   netmask ')
-    communicator.should_receive(:sudo).with('ifconfig  10.168.10.10 netmask 255.255.0.0')
+  describe ".configure_networks" do
+    let(:cap) { caps.get(:configure_networks) }
 
-    allow_message_expectations_on_nil
-    machine.should_receive(:env).at_least(5).times
-    machine.env.should_receive(:active_machines).at_least(:twice)
-    machine.env.active_machines.should_receive(:first)
-    machine.env.should_receive(:machine)
+    let(:network_1) do
+      {
+        interface: 0,
+        type: "dhcp",
+      }
+    end
 
-    described_class.configure_networks(machine, networks)
+    let(:network_2) do
+      {
+        interface: 1,
+        type: "static",
+        ip: "33.33.33.10",
+        netmask: "255.255.0.0",
+        gateway: "33.33.0.1",
+      }
+    end
+
+    it "creates and starts the networks" do
+      cap.configure_networks(machine, [network_1, network_2])
+      expect(comm.received_commands[1]).to match(/ifconfig eth1/)
+      expect(comm.received_commands[1]).to match(/ifconfig eth2 33.33.33.10 netmast 255.255.0.0/)
+    end
   end
 end