dengziming commented on a change in pull request #10021: URL: https://github.com/apache/kafka/pull/10021#discussion_r582477733
########## File path: raft/src/main/java/org/apache/kafka/snapshot/Snapshots.java ########## @@ -92,4 +100,22 @@ public static Path createTempFile(Path logDir, OffsetAndEpoch snapshotId) throws return Optional.of(new SnapshotPath(path, new OffsetAndEpoch(endOffset, epoch), partial)); } + + /** + * Delete this snapshot from the filesystem. + */ + public static CompletableFuture<Boolean> deleteSnapshotIfExists(Path logDir, OffsetAndEpoch snapshotId) throws IOException { + Path path = snapshotPath(logDir, snapshotId); + Path destination = Snapshots.deleteRename(path, snapshotId); + Utils.atomicMoveWithFallback(path, destination); + + return CompletableFuture.supplyAsync(() -> { + try { + return Files.deleteIfExists(destination); + } catch (IOException e) { + throw new RuntimeException("Error deleting snapshot file " + destination + ":" + e.getMessage()); + } + }); Review comment: Added schedule to `KafkaMetadataLog`, PTAL. Do you think we should add a `MetadataLogSnapshot` class instead of using `OffsetAndEpoch` to represent a snapshot? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org