[GitHub] [iotdb] qiaojialin commented on a diff in pull request #5989: [IOTDB-3231] Return detailed failure message for opening a client

[GitBox <gi...@apache.org>]

qiaojialin commented on code in PR #5989:
URL: https://github.com/apache/iotdb/pull/5989#discussion_r878984787


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server/src/main/java/org/apache/iotdb/db/service/thrift/impl/DataNodeTSIServiceImpl.java:
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@@ -141,7 +142,13 @@ public DataNodeTSIServiceImpl() {
   @Override
   public TSOpenSessionResp openSession(TSOpenSessionReq req) throws TException {
     IoTDBConstant.ClientVersion clientVersion = parseClientVersion(req);
-    TSStatus loginStatus = AuthorityChecker.checkUser(req.username, req.password);
+    TSStatus loginStatus;
+    try {
+      loginStatus = AuthorityChecker.checkUser(req.username, req.password);
+    } catch (ConfigNodeConnectionException e) {
+      TSStatus tsStatus = RpcUtils.getStatus(TSStatusCode.INTERNAL_SERVER_ERROR, e.getMessage());

Review Comment:
   use authentication error?



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