Fix: Replace SecurityGroups with SecurityGroupIds in EC2 resource

- Updated the EC2 instance template to reference security groups by ID instead of name. - Resolved conflict between subnet and groupName parameters, preventing errors during stack creation.
aws-cloudformation · Sep 12, 2024 · 686fba0 · 686fba0
1 parent c239ada
commit 686fba0
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/EC2/EC2InstanceWithSecurityGroupSample.json b/EC2/EC2InstanceWithSecurityGroupSample.json
@@ -91,9 +91,12 @@
                         }
                     ]
                 },
-                "SecurityGroups": [
+                "SecurityGroupIds": [
                     {
-                        "Ref": "InstanceSecurityGroup"
+                        "Fn::GetAtt": [
+                            "InstanceSecurityGroup",
+                            "GroupId"
+                        ]
                     }
                 ],
                 "KeyName": {