Delete any snapshots when destroying a domain

lib/vagrant-libvirt/action/destroy_domain.rb

@@ -13,6 +13,20 @@ module VagrantPlugins
           # Destroy the server, remove the tracking ID
           env[:ui].info(I18n.t("vagrant_libvirt.destroy_domain"))
 
+          # Must delete any snapshots before domain can be destroyed
+          # Fog libvirt currently doesn't support snapshots. Use
+          # ruby-libvirt client directly. Note this is racy, see
+          # http://www.libvirt.org/html/libvirt-libvirt.html#virDomainSnapshotListNames
+          libvirt_domain = env[:libvirt_compute].client.lookup_domain_by_uuid(env[:machine].id)
+          libvirt_domain.list_snapshots.each do |name|
+            @logger.info("Deleting snapshot '#{name}'")
+            begin
+              libvirt_domain.lookup_snapshot_by_name(name).delete
+            rescue => e
+              raise Errors::DeleteSnapshotError, error_message: e.message
+            end
+          end
+
           domain = env[:libvirt_compute].servers.get(env[:machine].id.to_s)
           domain.destroy(:destroy_volumes => true)
           env[:machine].id = nil

lib/vagrant-libvirt/errors.rb

@@ -118,6 +118,10 @@ module VagrantPlugins
         error_key(:no_ip_address_error)
       end
 
+      class DeleteSnapshotError < VagrantLibvirtError
+        error_key(:delete_snapshot_error)
+      end
+
     end
   end
 end

locales/en.yml

@@ -115,6 +115,8 @@ en:
         Error while setting up autostart on network: %{error_message}.
       destroy_network_error: |-
         Error while removing network %{network_name}. %{error_message}.
+      delete_snapshot_error: |-
+        Error while deleting snapshot: %{error_message}.
 
     states:
       short_paused: |-