Controller manager crashes when using the googleAPIsBundle parameter with a ComputeForwardingRule

[rolandkool]

Checklist

• I did not find a related open issue.
• I did not find a solution in the troubleshooting guide: (https://cloud.google.com/config-connector/docs/troubleshooting)
• If this issue is time-sensitive, I have submitted a corresponding issue with GCP support.

Bug Description

With Config Connector version 1.125, the first version to support the googleAPIsBundle parameter on a ComputeForwardingRule resource, the controller manager crashes.

Additional Diagnostic Information

Error from the log:

{"severity":"info","timestamp":"2025-01-14T15:07:28.088Z","msg":"Observed a panic in reconciler: assignment to entry in nil map","controller":"computeforwardingrule-controller","controllerGroup":"compute.cnrm.cloud.google.com","controllerKind":"ComputeForwardingRule","ComputeForwardingRule":{"name":"privategoogleapis","namespace":"somenamespace"},"namespace":"somenamespace","name":"privategoogleapis","reconcileID":"ba9486dc-2e69-47d8-9544-fcf9853ffbc3"}
panic: assignment to entry in nil map [recovered]
panic: assignment to entry in nil map

Kubernetes Cluster Version

1.30

Config Connector Version

1.125.0

Config Connector Mode

cluster mode

Log Output

See Additional Diagnostics

Steps to reproduce the issue

Example resource:

---
apiVersion: compute.cnrm.cloud.google.com/v1beta1
kind: ComputeForwardingRule
metadata:
  name: privategoogleapis
spec:
  ipAddress:
    addressRef:
      name: privategoogleapis
  location: global
  target:
    googleAPIsBundle: all-apis

YAML snippets

apiVersion: compute.cnrm.cloud.google.com/v1beta1
kind: ComputeForwardingRule
metadata:
  name: privategoogleapis
spec:
  ipAddress:
    addressRef:
      name: privategoogleapis
  location: global
  target:
    googleAPIsBundle: all-apis