Module helpers 

Helper functions for DNS zone reconciliation.

This module contains the validation and change detection helper functions extracted from the main reconcile_dnszone() function to improve maintainability.

Enums

EndpointFailurePolicy

How for_each_instance_endpoint_with_policy treats per-instance RNDC-key and endpoint lookup failures.

Functions

detect_instance_changes

Detect if the instance list changed between watch event and re-fetch.

detect_spec_changes

Detect if the zone spec has changed since last reconciliation.

for_each_instance_endpoint

Execute an operation on all endpoints for a list of instance references.

for_each_instance_endpoint_with_policy

Execute an operation on all endpoints for a list of instance references, with an explicit failure policy for per-instance lookups.

get_endpoint

Get all ready endpoints for a service.

handle_duplicate_zone

Handle duplicate zone conflicts by setting Ready=False and stopping reconciliation.

load_rndc_key

Load RNDC key from the instance’s secret.

refetch_zone

Re-fetch a DNSZone to get the latest status.

running_pod_name_and_ip

Extract the name and IP of a pod that is Running and has an IP assigned.