Add validation once again for host only networks

lib/vagrant/action/vm/network.rb

@@ -11,7 +11,7 @@ module Vagrant
         def call(env)
           @env = env
 
-          networks = env[:vm].config.vm.network_options.compact
+          networks = host_only_networks
 
           # Verify that none of the networks collide with a bridged
           # interface, because this will cause problems.
@@ -40,6 +40,27 @@ module Vagrant
           end
         end
 
+        # Returns an array of the network options for host only networks.
+        def host_only_networks
+          results = []
+          @env[:vm].config.vm.networks.each do |type, args|
+            if type == :hostonly
+              ip      = args[0]
+              options = args[1] || {}
+
+              results << {
+                :ip      => ip,
+                :netmask => "255.255.255.0",
+                :adapter => 1,
+                :mac     => nil,
+                :name    => nil
+              }.merge(options)
+            end
+          end
+
+          results
+        end
+
         # Verifies that there is no collision with a bridged network interface
         # for the given network options.
         def verify_no_bridge_collision(net_options)

lib/vagrant/config/vm.rb

@@ -13,7 +13,7 @@ module Vagrant
       attr_accessor :host_name
       attr_reader :forwarded_ports
       attr_reader :shared_folders
-      attr_reader :network_options
+      attr_reader :networks
       attr_reader :provisioners
       attr_reader :customizations
       attr_accessor :guest
@@ -21,7 +21,7 @@ module Vagrant
       def initialize
         @forwarded_ports = {}
         @shared_folders = {}
-        @network_options = []
+        @networks = []
         @provisioners = []
         @customizations = []
       end
@@ -48,16 +48,8 @@ module Vagrant
         }.merge(opts || {})
       end
 
-      def network(ip, options=nil)
-        options = {
-          :ip => ip,
-          :netmask => "255.255.255.0",
-          :adapter => 1,
-          :mac => nil,
-          :name => nil
-        }.merge(options || {})
-
-        @network_options[options[:adapter]] = options
+      def network(type, *args)
+        @networks << [type, args]
       end
 
       def provision(name, options=nil, &block)
@@ -130,17 +122,34 @@ do before is certainly still possible with `VBoxManage` as well.
         end
 
         # Validate some basic networking
-        network_options.each do |options|
-          next if !options
+        #
+        # TODO: One day we need to abstract this out, since in the future
+        # providers other than VirtualBox will not be able to satisfy
+        # all types of networks.
+        networks.each do |type, args|
+          if type == :hostonly
+            # Validate the host-only network
+            ip      = args[0]
+            options = args[1] || {}
 
-          ip = options[:ip].split(".")
+            if !ip
+              errors.add(I18n.t("vagrant.config.vm.network_ip_required"))
+            else
+              ip_parts = ip.split(".")
 
-          if ip.length != 4
-            errors.add(I18n.t("vagrant.config.vm.network_ip_invalid",
-                              :ip => options[:ip]))
-          elsif ip.last == "1"
-            errors.add(I18n.t("vagrant.config.vm.network_ip_ends_one",
-                              :ip => options[:ip]))
+              if ip_parts.length != 4
+                errors.add(I18n.t("vagrant.config.vm.network_ip_invalid",
+                                  :ip => ip))
+              elsif ip_parts.last == "1"
+                errors.add(I18n.t("vagrant.config.vm.network_ip_ends_one",
+                                  :ip => ip))
+              end
+            end
+          elsif type == :bridged
+          else
+            # Invalid network type
+            errors.add(I18n.t("vagrant.config.vm.network_invalid",
+                              :type => type.to_s))
           end
         end
 

templates/locales/en.yml

@@ -191,7 +191,13 @@ en:
         boot_mode_invalid: "Boot mode must be one of: headless or gui"
         box_missing: "A box must be specified."
         box_not_found: "The box '%{name}' could not be found."
-        network_ip_invalid: "The host only network IP '%{ip}' is invalid."
+        network_invalid: |-
+          The network type '%{type}' is not valid. Please use
+          'hostonly' or 'bridged'.
+        network_ip_required: |-
+          Host only networks require an IP as an argument.
+        network_ip_invalid: |-
+          The host only network IP '%{ip}' is invalid.
         network_ip_ends_one: |-
           The host only network IP '%{ip}' must not end in a 1, as this
           is reserved for the host machine.