rp- commented on code in PR #13998:
URL: https://github.com/apache/cloudstack/pull/13998#discussion_r4191964424
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plugins/storage/volume/linstor/src/main/java/org/apache/cloudstack/storage/datastore/driver/LinstorPrimaryDataStoreDriverImpl.java:
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@@ -403,6 +403,29 @@ private void deleteTemplateForProps(
}
}
+ /**
+ * Request the target size as part of the clone if the controller supports
it.
+ *
+ * A clone reports COMPLETE as soon as every replica can access UpToDate
data, which with
+ * Clone/BalanceAfterClone is while the additional replica is still
syncing. A resize issued at that
+ * point is rejected with "Cannot resize volume, because we have a
non-UpToDate DRBD device".
+ * Controllers with REST API 1.29.1+ take the size in the clone request
and grow the volume inside the
+ * clone before the balance placement, so the race cannot occur. Older
controllers keep the
+ * clone-then-resize sequence.
+ *
+ * @return true if the caller still has to resize the resource after the
clone finished
+ */
+ static boolean applyCloneSize(DevelopersApi api,
ResourceDefinitionCloneRequest cloneRequest, Long sizeByte) {
+ if (sizeByte == null || sizeByte <= 0) {
+ return false;
+ }
+ if (LinstorUtil.supportsCloneVolumeSizes(api)) {
+ cloneRequest.setVolumeSizes(Collections.singletonList(sizeByte /
1024));
Review Comment:
yes its accepted and if the size is the same es the current size no size
change will happen.
So the argument/setting will be basically ignored.
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