This Bash script retrieves all Azure Kubernetes Service (AKS) clusters in your subscription and lists their associated outbound IP addresses. It helps in auditing and monitoring the outbound IP configurations for your AKS clusters.

list-aks-outbound-ips.sh

#!/bin/bash

az aks list --query '[].{Name:name, ResourceGroup:resourceGroup}' -o tsv | while IFS=$'\t' read -r name rg; do
  # Check if both name and resource group are non-empty
  if [[ -n "$name" && -n "$rg" ]]; then
    ip_ids=$(az aks show --resource-group "$rg" --name "$name" --query 'networkProfile.loadBalancerProfile.effectiveOutboundIPs[].id' -o tsv)

    # Check if ip_ids is non-empty
    if [[ -n "$ip_ids" ]]; then
      for ip_id in $ip_ids; do
        ip=$(az network public-ip show --ids "$ip_id" --query ipAddress -o tsv)
        echo "$name $rg $ip"
      done
    else
      echo "No outbound IPs configured for cluster $name in resource group $rg"
    fi
  else
    echo "Error: Could not retrieve name or resource group for one of the clusters."
  fi
done