iit2009060 commented on code in PR #14482: URL: https://github.com/apache/kafka/pull/14482#discussion_r1348438768
########## core/src/test/scala/unit/kafka/log/remote/RemoteIndexCacheTest.scala: ########## @@ -541,6 +541,126 @@ class RemoteIndexCacheTest { verifyFetchIndexInvocation(count = 1) } + @Test + def testOffsetIndexFileAlreadyExistOnDiskButNotInCache(): Unit ={ + val remoteIndexCacheDir = new File(tpDir,RemoteIndexCache.DIR_NAME) + val tempSuffix = ".tmptest" + def getRemoteCacheIndexFileFromDisk(suffix: String) = { + Files.walk(remoteIndexCacheDir.toPath) + .filter(Files.isRegularFile(_)) + .filter(path => path.getFileName.toString.endsWith(suffix)) + .findAny() + } + def renameRemoteCacheIndexFileFromDisk(suffix: String) = { + Files.walk(remoteIndexCacheDir.toPath) + .filter(Files.isRegularFile(_)) + .filter(path => path.getFileName.toString.endsWith(suffix)) + .forEach(f => Files.move(f,f.resolveSibling(f.getFileName().toString().stripSuffix(tempSuffix)))) + } + val entry = cache.getIndexEntry(rlsMetadata) + // copy files with temporary name + Files.copy(entry.offsetIndex().file().toPath(),Paths.get(Utils.replaceSuffix(entry.offsetIndex().file().getPath(),"",tempSuffix))) + Files.copy(entry.txnIndex().file().toPath(),Paths.get(Utils.replaceSuffix(entry.txnIndex().file().getPath(),"",tempSuffix))) + Files.copy(entry.timeIndex().file().toPath(),Paths.get(Utils.replaceSuffix(entry.timeIndex().file().getPath(),"",tempSuffix))) + + cache.internalCache().invalidate(rlsMetadata.remoteLogSegmentId().id()) + + // wait until entry is marked for deletion + TestUtils.waitUntilTrue(() => entry.isMarkedForCleanup, + "Failed to mark cache entry for cleanup after invalidation") + TestUtils.waitUntilTrue(() => entry.isCleanStarted, + "Failed to cleanup cache entry after invalidation") + + // restore index files + renameRemoteCacheIndexFileFromDisk(tempSuffix) + // validate cache entry for the above key should be null + assertNull(cache.internalCache().getIfPresent(rlsMetadata.remoteLogSegmentId().id())) + cache.getIndexEntry(rlsMetadata) + // Index Files already exist + // rsm should not be called again + // instead files exist on disk + // should be used + verifyFetchIndexInvocation(count = 1) Review Comment: Hey @showuon Thanks for identifying it , I missed it. Changes Done. -- 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. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org