Merge pull request #707 from michalskalski/pxe-improvments

Make mgmt network detachable from no box VMs

README.md

@@ -360,6 +360,10 @@ end
   for use by the [qemu guest
   agent](http://wiki.libvirt.org/page/Qemu_guest_agent) and the Spice/QXL
   graphics type.
+* `mgmt_attach` - Decide if VM has interface in mgmt network. If set to 'false'
+  it is not possible to communicate with VM through `vagrant ssh` or run
+  provisioning. Setting to 'false' is only possible when VM doesn't use box.
+  Defaults set to 'true'.
 
 Specific domain settings can be set for each domain separately in multi-VM
 environment. Example below shows a part of Vagrantfile, where specific options
@@ -608,9 +612,9 @@ virtual network.
 
 vagrant-libvirt uses a private network to perform some management operations on
 VMs. All VMs will have an interface connected to this network and an IP address
-dynamically assigned by libvirt. This is in addition to any networks you
-configure. The name and address used by this network are configurable at the
-provider level.
+dynamically assigned by libvirt unless you set `:mgmt_attach` to 'false'.
+This is in addition to any networks you configure. The name and address
+used by this network are configurable at the provider level.
 
 * `management_network_name` - Name of libvirt network to which all VMs will be
   connected. If not specified the default is 'vagrant-libvirt'.

lib/vagrant-libvirt/action.rb

@@ -105,7 +105,7 @@ module VagrantPlugins
                 b3.use ForwardPorts
                 b3.use PrepareNFSSettings
                 b3.use ShareFolders
-             end
+              end
             end
           end
         end

lib/vagrant-libvirt/action/set_boot_order.rb

@@ -86,7 +86,7 @@ module VagrantPlugins
 
         def search_network(nets, xml)
           str = '/domain/devices/interface'
-          str += "[(@type='network' or @type='udp')"
+          str += "[(@type='network' or @type='udp' or @type='bridge')"
           unless nets.empty?
             str += " and source[@network='#{nets.first['network']}']"
           end

lib/vagrant-libvirt/config.rb

@@ -128,6 +128,9 @@ module VagrantPlugins
       # Autostart
       attr_accessor :autostart
 
+      # Attach mgmt network
+      attr_accessor :mgmt_attach
+
       def initialize
         @uri               = UNSET_VALUE
         @driver            = UNSET_VALUE
@@ -212,6 +215,9 @@ module VagrantPlugins
 
         # Autostart
         @autostart         = UNSET_VALUE
+
+        # Attach mgmt network
+        @mgmt_attach       = UNSET_VALUE
       end
 
       def boot(device)
@@ -577,6 +583,9 @@ module VagrantPlugins
 
         # Autostart
         @autostart = false if @autostart == UNSET_VALUE
+
+        # Attach mgmt network
+        @mgmt_attach = true if @mgmt_attach == UNSET_VALUE
       end
 
       def validate(machine)

lib/vagrant-libvirt/errors.rb

@@ -108,6 +108,10 @@ module VagrantPlugins
         error_key(:tunnel_port_not_defined)
       end
 
+      class ManagementNetworkRequired < VagrantLibvirtError
+        error_key(:management_network_required)
+      end
+
       # Other exceptions
       class InterfaceSlotNotAvailable < VagrantLibvirtError
         error_key(:interface_slot_not_available)

lib/vagrant-libvirt/util/network_util.rb

@@ -44,8 +44,18 @@ module VagrantPlugins
             management_network_options[:mac] = management_network_mac
           end
 
+          if (env[:machine].config.vm.box &&
+              !env[:machine].provider_config.mgmt_attach)
+            raise Errors::ManagementNetworkRequired
+          end
+
           # add management network to list of networks to check
-          networks = [management_network_options]
+          # unless mgmt_attach set to false
+          networks = if env[:machine].provider_config.mgmt_attach
+                       [management_network_options]
+                     else
+                       []
+                     end
 
           env[:machine].config.vm.networks.each do |type, original_options|
             logger.debug "In config found network type #{type} options #{original_options}"

locales/en.yml

@@ -137,6 +137,9 @@ en:
         Error while deleting snapshot: %{error_message}.
       tunnel_port_not_defined: |-
          tunnel UDP or TCP port not defined.
+      management_network_required: |-
+        Management network can't be disabled when VM use box.
+        Please fix your configuration and run vagrant again.
 
     states:
       paused: |-