goiri commented on code in PR #5696: URL: https://github.com/apache/hadoop/pull/5696#discussion_r1221853205
########## hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/metrics/RBFMetrics.java: ########## @@ -715,8 +716,12 @@ public String getTopTokenRealOwners() { RouterSecurityManager mgr = this.router.getRpcServer().getRouterSecurityManager(); if (mgr != null && mgr.getSecretManager() != null) { - return JSON.toString(mgr.getSecretManager() - .getTopTokenRealOwners(this.topTokenRealOwners)); + try { + return JsonUtil.toJsonString((mgr.getSecretManager() Review Comment: This would read nicer if extracted. ########## hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/security/TestRouterSecurityManager.java: ########## @@ -81,6 +87,17 @@ public static void createMockSecretManager() throws IOException { @Rule public ExpectedException exceptionRule = ExpectedException.none(); + private Router initializeAndStartRouter(Configuration configuration) { + Router router = new Router(); + try { + router.init(configuration); + router.start(); + } catch (MetricsException e) { + //do nothing Review Comment: We should at least log this. -- 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: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org