dmvk commented on a change in pull request #18901:
URL: https://github.com/apache/flink/pull/18901#discussion_r814638920
##########
File path:
flink-kubernetes/src/main/java/org/apache/flink/kubernetes/highavailability/KubernetesStateHandleStore.java
##########
@@ -132,31 +197,27 @@ public KubernetesStateHandleStore(
final RetrievableStateHandle<T> storeHandle = storage.store(state);
- final byte[] serializedStoreHandle = serializeOrDiscard(storeHandle);
+ final byte[] serializedStoreHandle =
+ serializeOrDiscard(new
StateHandleWithDeleteMarker<>(storeHandle));
// initialize flag to serve the failure case
boolean discardState = true;
try {
// a successful operation will result in the state not being
discarded
discardState =
- !kubeClient
- .checkAndUpdateConfigMap(
- configMapName,
- c -> {
- if (isValidOperation(c)) {
- if (!c.getData().containsKey(key))
{
- c.getData()
- .put(
- key,
-
encodeStateHandle(
-
serializedStoreHandle));
- return Optional.of(c);
- } else {
- throw new CompletionException(
-
getKeyAlreadyExistException(key));
- }
+ !updateConfigMap(
+ configMap -> {
+ if
(!configMap.getData().containsKey(key)) {
+ configMap
+ .getData()
+ .put(
+ key,
+ encodeStateHandle(
+
serializedStoreHandle));
+ return Optional.of(configMap);
}
- return Optional.empty();
+ throw new CompletionException(
Review comment:
also as far as I understand, this scenario should never happen, so I'd
rather explicitly guard from this
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