[stable/gocd] - GoCD server should be able to have sidecar containers (#18769)

* [stable/gocd] - GoCD server should be able to have sidecar containers

Signed-off-by: Erik Jutemar <erik.jutemar@pagero.com>

* [stable/gocd] - Updated documentation for server.sidecarContainers

Signed-off-by: Erik Jutemar <erik.jutemar@pagero.com>

* [stable/gocd] - CHANGELOG and Chart version for server.sidecarContainers

Signed-off-by: Erik Jutemar <erik.jutemar@pagero.com>

stable/gocd/CHANGELOG.md

@@ -1,3 +1,6 @@
+### 1.19.3
+* [afd78ccd8](https://github.com/kubernetes/charts/commit/afd78ccd8): GoCD server sidecar containers
+
 ### 1.19.2
 * [cacab5e62](https://github.com/kubernetes/charts/commit/cacab5e62): GoCD agents postStart lifecycle hooks
 

stable/gocd/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 name: gocd
 home: https://www.gocd.org/
-version: 1.19.2
+version: 1.19.3
 appVersion: 19.10.0
 description: GoCD is an open-source continuous delivery server to model and visualize complex workflows with ease.
 icon: https://gocd.github.io/assets/images/go-icon-black-192x192.png

stable/gocd/README.md

@@ -106,6 +106,7 @@ The following tables list the configurable parameters of the GoCD chart and thei
 | `server.securityContext.runAsUser`         | The container user for all the GoCD server pods.                                                              | `1000`              |
 | `server.securityContext.runAsGroup`        | The container group for all the GoCD server pods.                                                             | `0`                 |
 | `server.securityContext.fsGroup`           | The container supplementary group for all the GoCD server pods.                                               | `0`                 |
+| `server.sidecarContainers`                 | Sidecar containers to run alongside GoCD server.                                                              | `[]`                |
 
 #### Preconfiguring the GoCD Server
 

stable/gocd/templates/gocd-server-deployment.yaml

@@ -64,6 +64,9 @@ spec:
 {{ toYaml .Values.server.initContainers | indent 8 }}
       {{- end }}
       containers:
+      {{- if .Values.server.sidecarContainers }}
+{{ toYaml .Values.server.sidecarContainers | indent 8 }}
+      {{- end }}
         - name: {{ template "gocd.name" . }}-server
           {{- if .Values.server.image.tag }}
           image: "{{ .Values.server.image.repository }}:{{ .Values.server.image.tag }}"

stable/gocd/values.yaml

@@ -70,6 +70,15 @@ server:
   #     cpu: 100m
   #     memory: 1024Mi
 
+  # Sidecar containers that runs alongside GoCD server.
+  # https://kubernetes.io/docs/concepts/workloads/pods/pod-overview/
+  sidecarContainers: []
+  # - name: sidecar-container
+  #   image: sidecar-image:latest
+  #   volumeMounts:
+  #     - name: goserver-vol
+  #     mountPath: /godata
+
   # specify init containers, e.g. to prepopulate home directories etc
   initContainers: []
   #  - name: download-kubectl