RFR: 8338630: Test java/nio/channels/DatagramChannel/SendReceiveMaxSize.java timeout [v2]

[Daniel Fuchs]

On Wed, 21 Aug 2024 12:45:22 GMT, SendaoYan <syan at openjdk.org> wrote:

>> Hi,
>> On linux test environments which has docker service, `ifconfig` shows that `docker0` appears to be a virtual ethernet bridge which is created by the docker host. And the `docker0` virtual ethernet bridge may cause test `java/nio/channels/DatagramChannel/SendReceiveMaxSize.java` bind `docker0` ander network port. 
>> I think we should just skip "docker0" interfaces when looking for an IPv4 address for tests.
>> Change has been verified, test fix only, the risk is low.
>
> SendaoYan has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - macos may have docker0 interface
>  - macos may have docker0 interface

Marked as reviewed by dfuchs (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/20658#pullrequestreview-2253819679