Provide optional discard_local_ssd argument for stopping an instance …

…with local SSD

lib/fog/compute/google/models/server.rb

@@ -339,10 +339,10 @@ def start(async = true)
           operation
         end
 
-        def stop(async = true)
+        def stop(async = true, discard_local_ssd=false)
           requires :identity, :zone
 
-          data = service.stop_server(identity, zone_name)
+          data = service.stop_server(identity, zone_name, discard_local_ssd)
           operation = Fog::Compute::Google::Operations
                       .new(:service => service)
                       .get(data.name, data.zone)

lib/fog/compute/google/requests/stop_server.rb

@@ -10,8 +10,8 @@ def stop_server(_identity, _zone)
       end
 
       class Real
-        def stop_server(identity, zone)
-          @compute.stop_instance(@project, zone.split("/")[-1], identity)
+        def stop_server(identity, zone, discard_local_ssd=false)
+          @compute.stop_instance(@project, zone.split("/")[-1], identity, discard_local_ssd: discard_local_ssd)
         end
       end
     end

test/integration/compute/core_compute/test_servers.rb

@@ -132,6 +132,18 @@ def test_start_stop_reboot
     assert server.ready?
   end
 
+  def test_start_stop_discard_local_ssd
+    server = @factory.create
+
+    async = true
+    discard_local_ssd = true
+
+    server.stop(async, discard_local_ssd)
+    server.wait_for { stopped? }
+
+    assert server.stopped?
+  end
+
   def test_attach_disk
     # Creating server
     server = @factory.create