From 67577f392746c51d0391fb7a0efb089cdf23c39a Mon Sep 17 00:00:00 2001
From: "Maximilian Blatt (external expert on behalf of DB Netz)"
 <maximilian.blatt-extern@deutschebahn.com>
Date: Wed, 22 Nov 2023 18:32:37 +0100
Subject: [PATCH] fix(database): Ignore immutable field DBName in isUpToDate

Signed-off-by: Maximilian Blatt (external expert on behalf of DB Netz) <maximilian.blatt-extern@deutschebahn.com>
(cherry picked from commit 70d1618e2ed165eeda471134088fd1384cbdd0d7)
---
 pkg/clients/database/rds.go      |  1 +
 pkg/clients/database/rds_test.go | 15 +++++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/pkg/clients/database/rds.go b/pkg/clients/database/rds.go
index cc139e9f9a..b1749c99b8 100644
--- a/pkg/clients/database/rds.go
+++ b/pkg/clients/database/rds.go
@@ -720,6 +720,7 @@ func IsUpToDate(ctx context.Context, kube client.Client, r *v1beta1.RDSInstance,
 		cmpopts.IgnoreTypes(&xpv1.Reference{}, &xpv1.Selector{}, []xpv1.Reference{}),
 		cmpopts.IgnoreFields(v1beta1.RDSInstanceParameters{}, "Region"),
 		cmpopts.IgnoreFields(v1beta1.RDSInstanceParameters{}, "Tags"),
+		cmpopts.IgnoreFields(v1beta1.RDSInstanceParameters{}, "DBName"),
 		cmpopts.IgnoreFields(v1beta1.RDSInstanceParameters{}, "EngineVersion"),
 		cmpopts.IgnoreFields(v1beta1.RDSInstanceParameters{}, "SkipFinalSnapshotBeforeDeletion"),
 		cmpopts.IgnoreFields(v1beta1.RDSInstanceParameters{}, "FinalDBSnapshotIdentifier"),
diff --git a/pkg/clients/database/rds_test.go b/pkg/clients/database/rds_test.go
index f6a160ed99..52d0385a27 100644
--- a/pkg/clients/database/rds_test.go
+++ b/pkg/clients/database/rds_test.go
@@ -335,6 +335,21 @@ func TestIsUpToDate(t *testing.T) {
 			},
 			want: true,
 		},
+		"IgnoresDBName": {
+			args: args{
+				db: rdstypes.DBInstance{
+					DBName: nil,
+				},
+				r: v1beta1.RDSInstance{
+					Spec: v1beta1.RDSInstanceSpec{
+						ForProvider: v1beta1.RDSInstanceParameters{
+							DBName: &dbName,
+						},
+					},
+				},
+			},
+			want: true,
+		},
 		"SamePassword": {
 			args: args{
 				db: rdstypes.DBInstance{