fix(volsync): use plain variables for reliable Flux substitution

kubernetes/apps/media/plex/app.ks.yaml

@@ -20,6 +20,8 @@ spec:
     substitute:
       APP: *app
       VOLSYNC_CAPACITY: 50Gi
+      VOLSYNC_STORAGECLASS: ceph-block
+      VOLSYNC_CACHE_SNAPSHOTCLASS: ceph-block
   prune: true
   sourceRef:
     kind: GitRepository

kubernetes/components/volsync/pvc.yaml

@@ -7,7 +7,7 @@ metadata:
   annotations:
     kustomize.toolkit.fluxcd.io/prune: disabled
 spec:
-  storageClassName: "${VOLSYNC_STORAGECLASS:=openebs-zfs}"
+  storageClassName: "${VOLSYNC_STORAGECLASS}"
   accessModes: ["${VOLSYNC_ACCESSMODES:=ReadWriteOnce}"]
 
   dataSourceRef:
@@ -17,4 +17,4 @@ spec:
 
   resources:
     requests:
-      storage: "${VOLSYNC_CAPACITY:=5Gi}"
+      storage: "${VOLSYNC_CAPACITY}"

kubernetes/components/volsync/replication-destination.yaml

@@ -12,12 +12,12 @@ spec:
     repository: "${APP}-volsync-secret"
     copyMethod: Snapshot
     volumeSnapshotClassName: "${VOLSYNC_SNAPSHOTCLASS:=openebs-snapshots}"
-    cacheStorageClassName: "${VOLSYNC_CACHE_SNAPSHOTCLASS:=openebs-zfs}"
+    cacheStorageClassName: "${VOLSYNC_CACHE_SNAPSHOTCLASS}"
     cacheAccessModes: ["${VOLSYNC_CACHE_ACCESSMODES:=ReadWriteOnce}"]
     cacheCapacity: "${VOLSYNC_CACHE_CAPACITY:=5Gi}"
-    storageClassName: "${VOLSYNC_STORAGECLASS:=openebs-zfs}"
+    storageClassName: "${VOLSYNC_STORAGECLASS}"
     accessModes: ["${VOLSYNC_ACCESSMODES:=ReadWriteOnce}"]
-    capacity: "${VOLSYNC_CAPACITY:=5Gi}"
+    capacity: "${VOLSYNC_CAPACITY}"
     moverSecurityContext:
       runAsUser: ${VOLSYNC_PUID:=1000}
       runAsGroup: ${VOLSYNC_PGID:=1000}

kubernetes/components/volsync/replication-source.yaml

@@ -15,9 +15,9 @@ spec:
     repository: "${APP}-volsync-secret"
     volumeSnapshotClassName: "${VOLSYNC_SNAPSHOTCLASS:=openebs-snapshots}"
     cacheCapacity: "${VOLSYNC_CACHE_CAPACITY:=5Gi}"
-    cacheStorageClassName: "${VOLSYNC_CACHE_SNAPSHOTCLASS:=openebs-zfs}"
+    cacheStorageClassName: "${VOLSYNC_CACHE_SNAPSHOTCLASS}"
     cacheAccessModes: ["${VOLSYNC_CACHE_ACCESSMODES:=ReadWriteOnce}"]
-    storageClassName: "${VOLSYNC_STORAGECLASS:=openebs-zfs}"
+    storageClassName: "${VOLSYNC_STORAGECLASS}"
     accessModes: ["${VOLSYNC_SNAP_ACCESSMODES:=ReadWriteOnce}"]
 
     moverSecurityContext: