From b30ca0c8a27cf0703c9789332d8d43300379b862 Mon Sep 17 00:00:00 2001
From: Minglong Song <1247768069@qq.com>
Date: Mon, 10 Jan 2022 14:48:58 +0800
Subject: [PATCH] Fix: Do not fiter event triggered by resync for application
 controller (#3064)

Signed-off-by: songminglong <1247768069@qq.com>
---
 .../v1alpha2/application/application_controller.go          | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkg/controller/core.oam.dev/v1alpha2/application/application_controller.go b/pkg/controller/core.oam.dev/v1alpha2/application/application_controller.go
index 9d86685e6..72ca87ff6 100644
--- a/pkg/controller/core.oam.dev/v1alpha2/application/application_controller.go
+++ b/pkg/controller/core.oam.dev/v1alpha2/application/application_controller.go
@@ -398,6 +398,12 @@ func (r *Reconciler) SetupWithManager(mgr ctrl.Manager) error {
 				if !isNewApp || !isOldApp {
 					return filterManagedFieldChangesUpdate(e)
 				}
+
+				// We think this event is triggered by resync
+				if reflect.DeepEqual(old, new) {
+					return true
+				}
+
 				// filter managedFields changes
 				new.ManagedFields = old.ManagedFields