[bitnami/rabbitmq] Attach existing volume as persistence storage (#4102)

* Attach existing volume as persistence storage

* chart version update

* changed indent to nindent

* changed indent to nindent

* changed indent to nindent

* changed indent to nindent

* revert changes from requirements.lock file and increment minor version of the chart

* Update statefulset.yaml

* Update statefulset.yaml

* Update statefulset.yaml

* Use a proper name

* Update values-production.yaml

Co-authored-by: Ronak <ronak@remitbee.com>
Co-authored-by: Carlos Rodríguez Hernández <carlosrh@vmware.com>

bitnami/rabbitmq/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: rabbitmq
-version: 7.6.9
+version: 7.7.0
 appVersion: 3.8.9
 description: Open source message broker software that implements the Advanced Message Queuing Protocol (AMQP)
 keywords:

bitnami/rabbitmq/README.md

@@ -195,6 +195,7 @@ The following table lists the configurable parameters of the RabbitMQ chart and
 | `persistence.accessMode`                  | PVC Access Mode for RabbitMQ data volume                                                                             | `ReadWriteOnce`                                              |
 | `persistence.size`                        | PVC Storage Request for RabbitMQ data volume                                                                         | `8Gi`                                                        |
 | `persistence.selector`                    | Selector to match an existing Persistent Volume                                                                      | `{}`(evaluated as a template)                                |
+| `persistence.volumes`                     | Additional volumes without creating PVC                                                                             | `{}`(evaluated as a template)                                |
 
 ### RBAC parameters
 

bitnami/rabbitmq/templates/statefulset.yaml

@@ -272,6 +272,9 @@ spec:
         {{- include "common.tplvalues.render" (dict "value" .Values.sidecars "context" $) | nindent 8 }}
         {{- end }}
       volumes:
+        {{- if .Values.persistence.volumes }}
+        {{- toYaml .Values.persistence.volumes | nindent 8 }}
+        {{- end }}
         {{- if .Values.auth.tls.enabled }}
         - name: certs
           secret:
@@ -302,6 +305,7 @@ spec:
         {{- if .Values.extraVolumes }}
         {{- toYaml .Values.extraVolumes | nindent 8 }}
         {{- end }}
+  {{- if not (contains "data" (quote .Values.persistence.volumes)) }}
   {{- if not .Values.persistence.enabled }}
         - name: data
           emptyDir: {}
@@ -327,3 +331,4 @@ spec:
         selector: {{- include "common.tplvalues.render" (dict "value" .Values.persistence.selector "context" $) | nindent 10 }}
         {{- end -}}
   {{- end }}
+  {{- end }}

bitnami/rabbitmq/values-production.yaml

@@ -487,6 +487,10 @@ persistence:
   ##
   size: 8Gi
 
+  volumes:
+  #  - name: volume_name
+  #    emptyDir: {}
+
 ## Pod Disruption Budget configuration
 ## ref: https://kubernetes.io/docs/tasks/run-application/configure-pdb/
 ##

bitnami/rabbitmq/values.yaml

@@ -488,6 +488,10 @@ persistence:
   ##
   size: 8Gi
 
+  volumes:
+  #  - name: volume_name
+  #    emptyDir: {}
+
 ## Pod Disruption Budget configuration
 ## ref: https://kubernetes.io/docs/tasks/run-application/configure-pdb/
 ##