DaanHoogland commented on code in PR #11313:
URL: https://github.com/apache/cloudstack/pull/11313#discussion_r2238910149


##########
server/src/main/java/com/cloud/api/query/dao/SnapshotJoinDaoImpl.java:
##########
@@ -96,9 +97,27 @@ private void setSnapshotInfoDetailsInResponse(SnapshotJoinVO 
snapshot, SnapshotR
         } else {
             snapshotResponse.setRevertable(snapshotInfo.isRevertable());
             snapshotResponse.setPhysicalSize(snapshotInfo.getPhysicalSize());
+
+            boolean showChainSize = 
SnapshotManager.snapshotShowChainSize.valueIn(snapshot.getDataCenterId());
+            if (showChainSize && snapshotInfo.getParent() != null) {
+                long chainSize = calculateChainSize(snapshotInfo);
+                snapshotResponse.setChainSize(chainSize);
+            }
         }
     }
 
+    private long calculateChainSize(SnapshotInfo snapshotInfo) {

Review Comment:
   I think we would rather get the chain size (as opposed to the total size of 
the chain) and check that the actual chain is not longer. Not sure if there is 
a way of getting that that is not the same method as following it...



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