guests/suse: fix error on shutdown

CHANGELOG.md

@@ -13,6 +13,7 @@ BUG FIXES:
   - core: Allow provisioner plugins to not have a config class. [GH-3272]
   - commands/status: Machine readable output contains the target. [GH-3218]
   - guests/debian: Changing host name works properly. [GH-3283]
+  - guests/suse: Shutdown works correctly on SLES [GH-2775] 
   - synced\_folders/smb: IDs of synced folders are hashed to work better
       with VMware. [GH-3219]
   - synced\_folders/smb: Passwords with symbols now work. [GH-3242]

plugins/guests/suse/cap/halt.rb

@@ -0,0 +1,16 @@
+module VagrantPlugins
+  module GuestSuse
+    module Cap
+      class Halt
+        def self.halt(machine)
+          begin
+            machine.communicate.sudo("/sbin/shutdown -h now")
+          rescue IOError
+            # Do nothing, because it probably means the machine shut down
+            # and SSH connection was lost.
+          end
+        end
+      end
+    end
+  end
+end

plugins/guests/suse/plugin.rb

@@ -16,6 +16,11 @@ module VagrantPlugins
         Cap::ChangeHostName
       end
 
+      guest_capability("suse", "halt") do
+        require_relative "cap/halt"
+        Cap::Halt
+      end
+
       guest_capability("suse", "configure_networks") do
         require_relative "cap/configure_networks"
         Cap::ConfigureNetworks