jinglining commented on a change in pull request #11250: [FLINK-16302][rest]add log list and read log by name for taskmanager URL: https://github.com/apache/flink/pull/11250#discussion_r394064136
########## File path: flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/TaskExecutor.java ########## @@ -309,6 +311,25 @@ public TaskExecutor( return CompletableFuture.completedFuture(shuffleEnvironment.getPartitionsOccupyingLocalResources().isEmpty()); } + @Override + public CompletableFuture<Collection<Tuple2<String, Long>>> requestLogList(Time timeout) { + final String logDir = taskManagerConfiguration.getTaskManagerLogDir(); + if (logDir != null) { + final File[] logFiles = new File(logDir).listFiles(); + + if (logFiles == null) { + return FutureUtils.completedExceptionally( + new FlinkException("The specific log directory is not a valid directory.")); + } + + final List<Tuple2<String, Long>> logsWithLength = Arrays.stream(logFiles) + .map(logFile -> Tuple2.of(logFile.getName(), logFile.length())) + .collect(Collectors.toList()); + return CompletableFuture.completedFuture(logsWithLength); + } + return FutureUtils.completedExceptionally(new FlinkException("There is no log file available on the TaskExecutor.")); Review comment: Because there must be a log file currently, if there is no log file, it should be an exception, not empty. ---------------------------------------------------------------- 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 With regards, Apache Git Services