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node-external-ip-controller
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update service ip based on external ip

main
Malar Invention 2024-10-31 21:24:39 +05:30
parent 363c514f8a
commit 564dc1d9a1
1 changed files with 5 additions and 4 deletions
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9
node_external_ip_controller.py
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@ -8,8 +8,9 @@ config.load_incluster_config()
v1 = client.CoreV1Api() v1 = client.CoreV1Api()
# Configuration # Configuration
SERVICE_NAME = "YOUR_SERVICE_NAME" SERVICE_NAME = "traefik"
NAMESPACE = "YOUR_NAMESPACE" NAMESPACE = "kube-system"
ANNOTATION_KEY = "kube-vip.io/loadbalancerIPs"
def update_service_annotation(external_ip): def update_service_annotation(external_ip):
@ -17,10 +18,10 @@ def update_service_annotation(external_ip):
service = v1.read_namespaced_service(SERVICE_NAME, NAMESPACE) service = v1.read_namespaced_service(SERVICE_NAME, NAMESPACE)
# Check if the annotation needs to be updated # Check if the annotation needs to be updated
current_annotation = service.metadata.annotations.get("external-ip") current_annotation = service.metadata.annotations.get(ANNOTATION_KEY)
if current_annotation != external_ip: if current_annotation != external_ip:
# Update the annotation # Update the annotation
body = {"metadata": {"annotations": {"external-ip": external_ip}}} body = {"metadata": {"annotations": {ANNOTATION_KEY: external_ip}}}
v1.patch_namespaced_service(SERVICE_NAME, NAMESPACE, body) v1.patch_namespaced_service(SERVICE_NAME, NAMESPACE, body)
print(f"Updated service {SERVICE_NAME} with new external IP: {external_ip}") print(f"Updated service {SERVICE_NAME} with new external IP: {external_ip}")