allow enabling async metadata propagation

Signed-off-by: Jörn Friedrich Dreyer <[email protected]>

Author: butonic

charts/ocis/templates/storageusers/deployment.yaml

@@ -75,6 +75,14 @@ spec:
             - name: STORAGE_USERS_DATA_SERVER_URL
               value: "http://{{ .appName }}:9158/data"
 
+            # propagation strategy
+            {{- if .Values.services.storageusers.asyncPropagation.enabled }}
+            - name: OCIS_DECOMPOSEDFS_PROPAGATOR
+              value: "async"
+            - name: STORAGE_USERS_ASYNC_PROPAGATOR_PROPAGATION_DELAY
+              value: {{ .Values.services.storageusers.asyncPropagation.delay | quote }}
+            {{- end }}
+
             # oCIS storage driver (decomposed filesystem)
             {{- if  eq .Values.services.storageusers.storageBackend.driver "ocis" }}
             - name: STORAGE_USERS_DRIVER

charts/ocis/values.yaml

@@ -1881,6 +1881,11 @@ services:
         # -- Number of event consumers to be started that concurrently consume events (eg. postprocessing related events)
         concurrency: 10
 
+    # -- Enable asynchronous metadata propagation
+    asyncPropagation:
+      enabled: false
+      delay: "5s"
+
     storageBackend:
       # -- Configures the storage driver. Possible values are "ocis" and "s3ng".
       # The oCIS driver stores all data in the persistent volume if persistence is enabled.