Provide dependency chain on maas-ingress

- Create a new monitor service to detect when maas-ingress
  Pods are ready
- Add maas-ingress dependency for maas-region and anything depending
  on it
- Add the admin user bootstrap as a dependency on the apikey export
  and MAAS configuration/import jobs

Change-Id: I4d15526b77b5dd51267bbb07e6fcc624d5eee17a

charts/maas/templates/service-ingress-headless.yaml

@@ -0,0 +1,30 @@
+{{/*
+Copyright (c) 2019 AT&T Intellectual Property. All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+{{- if .Values.manifests.maas_ingress }}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ tuple "maas_ingress" "monitor" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
+spec:
+  clusterIP: 'None'
+  ports:
+    - name: http
+      port: 80
+  selector:
+{{ tuple . "maas" "ingress" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+...
+{{- end }}

charts/maas/values.yaml

@@ -24,6 +24,8 @@ dependencies:
       services:
         - service: maas_region
           endpoint: internal
+        - service: maas_ingress
+          endpoint: monitor
       jobs:
         - maas-export-api-key
     region_controller:
@@ -32,6 +34,8 @@ dependencies:
       services:
         - service: maas_db
           endpoint: internal
+        - service: maas_ingress
+          endpoint: monitor
     db_init:
       services:
         - service: maas_db
@@ -47,18 +51,28 @@ dependencies:
           endpoint: internal
         - service: maas_db
           endpoint: internal
+        - service: maas_ingress
+          endpoint: monitor
     import_resources:
+      jobs:
+        - maas-bootstrap-admin-user
       services:
         - service: maas_region
           endpoint: internal
         - service: maas_db
           endpoint: internal
+        - service: maas_ingress
+          endpoint: monitor
     export_api_key:
+      jobs:
+        - maas-bootstrap-admin-user
       services:
         - service: maas_region
           endpoint: internal
         - service: maas_db
           endpoint: internal
+        - service: maas_ingress
+          endpoint: monitor
 
 manifests:
   region_statefulset: true
@@ -358,6 +372,7 @@ endpoints:
     hosts:
       default: maas-ingress
       error_pages: maas-ingress-error
+      monitor: maas-ingress-monitor
     host_fqdn_override:
       default: null
     port: