[ws-manager-mk2] filter out lastActivity

components/ws-daemon/pkg/controller/workspace_controller.go

@@ -18,6 +18,8 @@ import (
 	"github.com/gitpod-io/gitpod/ws-daemon/pkg/content"
 	"github.com/gitpod-io/gitpod/ws-daemon/pkg/iws"
 	workspacev1 "github.com/gitpod-io/gitpod/ws-manager/api/crd/v1"
+	"github.com/google/go-cmp/cmp"
+	"github.com/google/go-cmp/cmp/cmpopts"
 	"github.com/opentracing/opentracing-go"
 	"github.com/prometheus/client_golang/prometheus"
 
@@ -97,7 +99,11 @@ func eventFilter(nodeName string) predicate.Predicate {
 		},
 
 		UpdateFunc: func(e event.UpdateEvent) bool {
-			return workspaceFilter(e.ObjectNew, nodeName)
+			old := e.ObjectOld.(*workspacev1.Workspace)
+			new := e.ObjectNew.(*workspacev1.Workspace)
+			hasChanged := !cmp.Equal(old.Status, new.Status, cmpopts.IgnoreFields(workspacev1.WorkspaceStatus{}, "LastActivity"))
+
+			return hasChanged && workspaceFilter(e.ObjectNew, nodeName)
 		},
 		DeleteFunc: func(e event.DeleteEvent) bool {
 			return false