[hop_node] Validate listener_port is defined for peers (#14056)

add peer listener_port validation and update install bundle if listener_port is defined or not defined.

awx/api/serializers.py

@@ -5486,6 +5486,7 @@ class InstanceSerializer(BaseSerializer):
             raise serializers.ValidationError("Can only create instances on Kubernetes or OpenShift.")
         node_type = get_field_from_model_or_attrs("node_type")
         peers_from_control_nodes = get_field_from_model_or_attrs("peers_from_control_nodes")
+        listener_port = get_field_from_model_or_attrs("listener_port")
 
         if peers_from_control_nodes and node_type not in (Instance.Types.EXECUTION, Instance.Types.HOP):
             raise serializers.ValidationError("peers_from_control_nodes can only be enabled for execution or hop nodes.")
@@ -5496,6 +5497,12 @@ class InstanceSerializer(BaseSerializer):
                     "Setting peers manually for control nodes is not allowed. Enable peers_from_control_nodes on the hop and execution nodes instead."
                 )
 
+        if peers_from_control_nodes and listener_port is None:
+            raise serializers.ValidationError(_("Field listener_port must be a valid integer when peers_from_control_nodes is enabled."))
+        for peer in attrs.get('peers', []):
+            if peer.listener_port is None:
+                raise serializers.ValidationError(_("Field listener_port must be set on peer ") + peer.hostname + ".")
+
         return super().validate(attrs)
 
     def validate_node_type(self, value):

awx/api/templates/instance_install_bundle/group_vars/all.yml

@@ -15,8 +15,12 @@ custom_tls_certfile: receptor/tls/receptor.crt
 custom_tls_keyfile: receptor/tls/receptor.key
 custom_ca_certfile: receptor/tls/ca/mesh-CA.crt
 receptor_protocol: 'tcp'
+{% if instance.listener_port %}
 receptor_listener: true
 receptor_port: {{ instance.listener_port }}
+{% else %}
+receptor_listener: false
+{% endif %}
 {% if peers %}
 receptor_peers:
 {% for peer in peers %}