[INFRA-2155] Removing function to create HZ

aladdin/lib/aws/dns_mapping.py

@@ -10,13 +10,16 @@ def fill_hostedzone(
 ):
     cluster_domain_name = cluster_domain_name or ClusterRules().cluster_domain_name
     namespace_domain_name = namespace_domain_name or ClusterRules().namespace_domain_name
-    namespace_hosted_zone = get_hostedzone(
-        boto_session, namespace_domain_name
-    ) or create_hostedzone(boto_session, namespace_domain_name)
 
+    # Get the namespace hosted zone, raise an error if not found
+    namespace_hosted_zone = get_hostedzone(boto_session, namespace_domain_name)
+    if namespace_hosted_zone is None:
+        raise KeyError("Hosted zone for [%s] not found" % namespace_domain_name)
+
+    # Get the cluster hosted zone, raise an error if not found
     cluster_hosted_zone = get_hostedzone(boto_session, cluster_domain_name)
     if cluster_hosted_zone is None:
-        raise KeyError("route 53 for [%s] not found" % cluster_domain_name)
+        raise KeyError("Route 53 for [%s] not found" % cluster_domain_name)
 
     dns_nameservers = get_ns_from_hostedzone(boto_session, namespace_hosted_zone)
 
@@ -48,24 +51,6 @@ def get_hostedzone(boto_session, dns_name) -> str:
     return hostedzone_id
 
 
-def create_hostedzone(boto_session, dns_name) -> str:
-    log = logging.getLogger(__name__)
-    route53 = boto_session.client("route53")
-
-    ref = "aladdin_generated_{:%Y%m%d_%H%M%S}".format(datetime.now())
-
-    log.info("Hosted zone %s created", dns_name)
-
-    log.info("Creating hosted zone : %s", dns_name)
-    create_res = route53.create_hosted_zone(
-        Name=dns_name,
-        CallerReference=ref,
-        HostedZoneConfig=dict(Comment="Generated by aladdin", PrivateZone=False),
-    )
-
-    return create_res["HostedZone"]["Id"]
-
-
 def get_ns_from_hostedzone(boto_session, hostedzone_id):
     route53 = boto_session.client("route53")