Merge branch 'configure-kubernetes-service' into 'master'

Automatically configure Kubernetes Service

Closes gitlab-ce#28888

See merge request !34

gitlab/gitlab-deployment.yml

@@ -137,9 +137,25 @@ spec:
               'redis.addr' => "gitlab-redis:6379",
             }
 
+        - name: GITLAB_POST_RECONFIGURE_CODE
+          value: |
+            Doorkeeper::Application.where(uid: ENV["MATTERMOST_APP_UID"]).first_or_create(
+              name: "GitLab Mattermost",
+              secret: ENV["MATTERMOST_APP_SECRET"], 
+              redirect_uri: "#{ENV["GITLAB_MATTERMOST_EXTERNAL_SCHEME"]}://#{ENV["GITLAB_MATTERMOST_EXTERNAL_HOSTNAME"]}/signup/gitlab/complete\r\n#{ENV["GITLAB_MATTERMOST_EXTERNAL_SCHEME"]}://#{ENV["GITLAB_MATTERMOST_EXTERNAL_HOSTNAME"]}/login/gitlab/complete")
+
+            PrometheusService.where(template: true).first_or_create(
+              active: true, api_url: "http://localhost:9090")
+
+            KubernetesService.where(template: true).first_or_create(
+              active: true,
+              api_url: "https://#{ENV["KUBERNETES_SERVICE_HOST"]}:#{ENV["KUBERNETES_SERVICE_PORT"]}",
+              token: File.read("/var/run/secrets/kubernetes.io/serviceaccount/token"),
+              ca_pem: File.read("/var/run/secrets/kubernetes.io/serviceaccount/ca.crt"))
+
         - name: GITLAB_POST_RECONFIGURE_SCRIPT
           value: |
-            /opt/gitlab/bin/gitlab-rails runner -e production 'Doorkeeper::Application.where(uid: ENV["MATTERMOST_APP_UID"], secret: ENV["MATTERMOST_APP_SECRET"], redirect_uri: "#{ENV["GITLAB_MATTERMOST_EXTERNAL_SCHEME"]}://#{ENV["GITLAB_MATTERMOST_EXTERNAL_HOSTNAME"]}/signup/gitlab/complete\r\n#{ENV["GITLAB_MATTERMOST_EXTERNAL_SCHEME"]}://#{ENV["GITLAB_MATTERMOST_EXTERNAL_HOSTNAME"]}/login/gitlab/complete", name: "GitLab Mattermost").first_or_create && PrometheusService.where(template: true).first_or_create(active: true, properties: {"api_url"=>"http://localhost:9090"})'
+            /opt/gitlab/bin/gitlab-rails runner -e production "$GITLAB_POST_RECONFIGURE_CODE"
         ports:
         - name: registry
           containerPort: 8105