[HDFS-14713] RBF: RouterAdmin supports refreshRouterArgs command but not on display

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.3.0
• Hadoop Flags: Reviewed
• Assignee: Zhaohui Wang
• Reporter: Zhaohui Wang
• Created: 09/Aug/19 10:41
• Updated: 14/Aug/19 15:30
• Resolved: 14/Aug/19 15:16

Description

When the cmd commond is null,the refreshRouterArgs command is not display ,because there is one missing value in the String[] commands

//
if (cmd == null) {
  String[] commands =
      {"-add", "-update", "-rm", "-ls", "-getDestination",
          "-setQuota", "-clrQuota",
          "-safemode", "-nameservice", "-getDisabledNameservices",
          "-refresh"};
  StringBuilder usage = new StringBuilder();
  usage.append("Usage: hdfs dfsrouteradmin :\n");
  for (int i = 0; i < commands.length; i++) {
    usage.append(getUsage(commands[i]));
    if (i + 1 < commands.length) {
      usage.append("\n");
    }
  }
  ....
}

Issue Links

• is related to: HDFS-13856 RBF: RouterAdmin should support dfsrouteradmin -refreshRouterArgs command