[TRAFODION-2717] DCSMaster can't solve error data send from odbc and hang

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Assignee: mashengchen
• Reporter: mashengchen
• Created: 16/Aug/17 03:10
• Updated: 15/Sep/18 07:32
• Resolved: 17/Apr/18 01:28

Description

odbc give a wrong length for dcsmaster when do new byte[length], then throw exception, but not catch it, this lead to client can't get response, and dcsmaster hang.

2017-08-09 18:13:57,497, ERROR, org.trafodion.dcs.master.listener.ListenerWorker, Node Number: , CPU: , PID: , Process Name: , , ,Unexpected Exception
java.nio.BufferUnderflowException
at java.nio.HeapByteBuffer.get(HeapByteBuffer.java:151)
at org.trafodion.dcs.master.listener.Util.extractString(Util.java:59)
at org.trafodion.dcs.master.listener.ConnectionContext.extractFromByteBuffer(ConnectionContext.java:170)
at org.trafodion.dcs.master.listener.RequestGetObjectRef.buildConnectReply(RequestGetObjectRef.java:96)
at org.trafodion.dcs.master.listener.RequestGetObjectRef.processRequest(RequestGetObjectRef.java:61)
at org.trafodion.dcs.master.listener.ListenerWorker.run(ListenerWorker.java:113)

Issue Links

• links to: GitHub Pull Request #1209