pvc: add web app shared volume

README.md

@@ -253,7 +253,7 @@ If for some reason you need to update parameters you can simply edit them in
 the `values-overrides.yaml` file and use the `upgrade` command:
 
 ```bash
-$ helm upgrade -f values-overrides.yaml invenio ./invenio
+$ helm upgrade --atomic -f values-overrides.yaml invenio ./invenio
 # Release "invenio" has been upgraded. Happy Helming!
 # NAME: invenio
 # LAST DEPLOYED: Tue Dec  7 15:29:08 2021

invenio/templates/deployments/web.yaml

@@ -117,6 +117,10 @@ spec:
           mountPath: '/opt/invenio/src/uwsgi'
         - name: nginx-invenio-assets
           mountPath: /opt/nginx-invenio-assets
+        {{- if .Values.persistence.enabled }}
+        - mountPath: /opt/invenio/var/instance/data
+          name: shared-volume
+        {{- end }}
         resources:
           requests:
               cpu: 500m
@@ -185,6 +189,7 @@ spec:
       {{- end }}
       - name: nginx-config
         configMap:
+          defaultMode: 420
           name: nginx-config
       - name: var-run
         emptyDir: {}
@@ -198,3 +203,8 @@ spec:
           name: uwsgi-config
       - name: nginx-invenio-assets
         emptyDir: {}
+      {{- if .Values.persistence.enabled }}
+      - name: shared-volume
+        persistentVolumeClaim:
+          claimName: {{ .Values.persistence.name }}
+      {{- end }}

invenio/templates/deployments/worker.yaml

@@ -88,13 +88,24 @@ spec:
               - "celery -A {{ .Values.worker.app }} inspect ping -d celery@$(hostname)"
           initialDelaySeconds: 20
           timeoutSeconds: 30
+        {{- if .Values.persistence.enabled }}
+        volumeMounts:
+        - mountPath: /opt/invenio/var/instance/data
+          name: shared-volume
+        {{- end }}
         resources:
           requests:
             cpu: 500m
             memory: 500Mi
           limits:
             cpu: '1'
             memory: 1Gi
+      {{- if .Values.persistence.enabled }}
+      volumes:
+      - name: shared-volume
+        persistentVolumeClaim:
+          claimName: {{ .Values.persistence.name }}
+      {{- end }}
       {{- if .Values.worker.imagePullSecret }}
       imagePullSecrets:
       - name: {{ .Values.worker.imagePullSecret }}

invenio/templates/pvc.yaml

@@ -0,0 +1,15 @@
+{{- if .Values.persistence.enabled }}
+kind: PersistentVolumeClaim
+apiVersion: v1
+metadata:
+  name: {{ .Values.persistence.name }}
+  labels:
+    app: web
+spec:
+  storageClassName: {{ .Values.persistence.storage_class }}
+  accessModes:
+  - {{ .Values.persistence.access_mode }}
+  resources:
+    requests:
+      storage: {{ .Values.persistence.size | quote }}
+{{- end }}

invenio/values.yaml

@@ -82,6 +82,13 @@ worker:
   log_level: INFO
   replicas: 2
 
+persistence:
+  enabled: true
+  name: "shared-volume"
+  access_mode: ReadWriteMany
+  size: 10G
+  storage_class: ""
+
 redis:
   enabled: true
   host: ""