[HADOOP-6747] TestNetUtils fails on Mac OS X

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.22.0
• Fix Version/s: 0.22.0

Environment

Mac OS 10.5.8 (Leopard)

• Hadoop Flags: Reviewed
• Tags: net
• Assignee: Todd Lipcon
• Reporter: Luke Lu
• Created: 04/May/10 00:35
• Updated: 12/Dec/11 06:18
• Resolved: 29/May/10 00:51

Description

TestNetUtils fails consistently after HADOOP-6722 on Mac OS X Leopard 10.5.8:

------------- Standard Error -----------------
local address: /127.0.0.1
local port: 64991
------------- ---------------- ---------------

Testcase: testAvoidLoopbackTcpSockets took 0.421 sec
        Caused an ERROR
Invalid argument
java.net.SocketException: Invalid argument
        at sun.nio.ch.Net.connect(Native Method)
        at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:507)
        at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:192)
        at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:369)
        at org.apache.hadoop.net.TestNetUtils.testAvoidLoopbackTcpSockets(TestNetUtils.java:46)

Although TCP spec seems to allow it, at least one implementation disallows this corner case.