mattisonchao commented on code in PR #19844:
URL: https://github.com/apache/pulsar/pull/19844#discussion_r1140970587
##########
pulsar-metadata/src/main/java/org/apache/pulsar/metadata/coordination/impl/ResourceLockImpl.java:
##########
@@ -197,76 +197,67 @@ private CompletableFuture<Void>
acquireWithNoRevalidation(T newValue) {
}
synchronized void lockWasInvalidated() {
- if (state != State.Valid) {
- // Ignore notifications while we're releasing the lock ourselves
- return;
- }
-
- log.info("Lock on resource {} was invalidated", path);
- revalidate(value, true, true)
- .thenRun(() -> log.info("Successfully revalidated the lock on
{}", path));
+ log.info("Lock on resource {} was invalidated. state {}", path, state);
+ silentRevalidateOnce();
}
synchronized CompletableFuture<Void> revalidateIfNeededAfterReconnection()
{
if (revalidateAfterReconnection) {
revalidateAfterReconnection = false;
log.warn("Revalidate lock at {} after reconnection", path);
- return revalidate(value, true, true);
+ return silentRevalidateOnce();
} else {
return CompletableFuture.completedFuture(null);
}
}
- synchronized CompletableFuture<Void> revalidate(T newValue, boolean
trackPendingOperation,
- boolean
revalidateAfterReconnection) {
-
+ /**
+ * Revalidate the distributed lock if it is not released.
+ * This method is thread-safe and it will perform multiple re-validation
operations in turn.
+ */
+ synchronized CompletableFuture<Void> silentRevalidateOnce() {
final CompletableFuture<Void> trackFuture;
-
- if (!trackPendingOperation) {
- trackFuture = doRevalidate(newValue);
- } else if (pendingOperationFuture.isDone()) {
- pendingOperationFuture = doRevalidate(newValue);
- trackFuture = pendingOperationFuture;
+ // If the lock is first revalidated. the pending operation future
should always be completed.
+ if (pendingOperationFuture.isDone()) {
+ trackFuture = revalidate(value);
} else {
if (log.isDebugEnabled()) {
log.debug("Previous revalidating is not finished while
revalidate newValue={}, value={}, version={}",
- newValue, value, version);
+ value, value, version);
Review Comment:
fixed.
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