[stable/velero] Optional extra volumes and volumeMounts (#18120)

* [stable/velero] Optional extra volumes and volumeMounts

For example to add CA certificates to the Velero deployment

Signed-off-by: Rick Haan <rickhaan94@gmail.com>

* Update Velero readme comment

Signed-off-by: Rick Haan <rickhaan94@gmail.com>

* Bump Velero chart version

Bump minor version, since this PR adds functionality in a backwards
compatible manner.

Signed-off-by: Rick Haan <rickhaan94@gmail.com>

* Fix version error

Patch version should go back to 0

Signed-off-by: Rick Haan <rickhaan94@gmail.com>

stable/velero/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: 1.1.0
 description: A Helm chart for velero
 name: velero
-version: 2.1.8
+version: 2.2.0
 home: https://github.com/vmware-tanzu/velero
 icon: https://cdn-images-1.medium.com/max/1600/1*-9mb3AKnKdcL_QD3CMnthQ.png
 sources:

stable/velero/README.md

@@ -67,6 +67,8 @@ Parameter | Description | Default
 `initContainers` | InitContainers and their specs to start with the deployment pod | `[]`
 `tolerations` | List of node taints to tolerate | `[]`
 `nodeSelector` | Node labels for pod assignment | `{}`
+`extraVolumes` | Extra volumes for the Velero deployment | `[]`
+`extraVolumeMounts` | Extra volumeMounts for the Velero deployment | `[]`
 `configuration.backupStorageLocation.name` | The name of the cloud provider that will be used to actually store the backups (`aws`, `azure`, `gcp`) | ``
 `configuration.backupStorageLocation.bucket` | The storage bucket where backups are to be uploaded | ``
 `configuration.backupStorageLocation.config.region` | The cloud provider region (AWS only) | ``

stable/velero/templates/deployment.yaml

@@ -79,6 +79,9 @@ spec:
             - name: scratch
               mountPath: /scratch
         {{- end }}
+            {{- if .Values.extraVolumeMounts }}
+            {{- toYaml .Values.extraVolumeMounts | nindent 12 }}
+            {{- end }}
           env:
             - name: VELERO_SCRATCH_DIR
               value: /scratch
@@ -115,6 +118,9 @@ spec:
           emptyDir: {}
         - name: scratch
           emptyDir: {}
+        {{- if .Values.extraVolumes }}
+        {{- toYaml .Values.extraVolumes | nindent 8 }}
+        {{- end }}
     {{- with .Values.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}

stable/velero/values.yaml

@@ -33,6 +33,12 @@ tolerations: []
 # Node selector to use for the Velero deployment. Optional.
 nodeSelector: {}
 
+# Extra volumes for the Velero deployment. Optional.
+extraVolumes: []
+
+# Extra volumeMounts for the Velero deployment. Optional.
+extraVolumeMounts: []
+
 # Settings for Velero's prometheus metrics. Disabled by default.
 metrics:
   enabled: false