Auto-assign NodePort port by default rather than hardcoding a default…

… value

 - previously, there was no way to auto-assign a port by default
   which led to conflicts with other deployments at times
 - nodeport_port param can still be used to specify a port if desired

README.md

@@ -199,8 +199,6 @@ metadata:
   name: awx-demo
 spec:
   service_type: nodeport
-  # default nodeport_port is 30080
-  nodeport_port: <nodeport_port>
 ```
 
 > It may make sense to create and specify your own secret key for your deployment so that if the k8s secret gets deleted, it can be re-created if needed.  If it is not provided, one will be auto-generated, but cannot be recovered if lost. Read more [here](#secret-key-configuration).

config/crd/bases/awx.ansible.com_awxs.yaml

@@ -153,7 +153,6 @@ spec:
               nodeport_port:
                 description: Port to use for the nodeport
                 type: integer
-                default: 30080
               node_selector:
                 description: nodeSelector for the pods
                 type: string

roles/installer/defaults/main.yml

@@ -40,7 +40,9 @@ loadbalancer_protocol: 'http'
 loadbalancer_port: '80'
 service_annotations: ''
 
-nodeport_port: '30080'
+# Port to be used for NodePort configuration, default is to auto-assign a port between 30000-32768
+#nodeport_port: '30080'
+
 # The TLS termination mechanism to use to access
 # the services. Supported mechanism are: edge, passthrough
 #

roles/installer/templates/networking/service.yaml.j2

@@ -19,7 +19,9 @@ spec:
       protocol: TCP
       targetPort: 8052
       name: http
+{% if nodeport_port is defined %}
       nodePort: {{ nodeport_port }}
+{% endif %}
 {% elif service_type | lower != 'loadbalancer' and loadbalancer_protocol | lower != 'https' %}
     - port: 80
       protocol: TCP