[8u] RFR: 8221710: [TESTBUG] more configurable parameters for docker testing

[Severin Gehwolf]

Hi,

Gentle ping? Note that this is a dependency for other 8u Oracle parity
patches. For example:

JDK-8242480: Negative value may be returned by getFreeSwapSpaceSize() in the docker

Thanks,
Severin

On Fri, 2020-10-23 at 18:58 +0200, Severin Gehwolf wrote:
> Hi,
> 
> Please review this backport for OpenJDK 8u. It's also been backported
> by Oracle (I see 8u281). Besides, it makes testing container patches
> easier as it allows one to specify some diagnostics/commands via
> properties. It's also a pre-requisite for follow up patches I'd like to
> bring to 8u: JDK-8227642 and JDK-8228434. The JDK 11 patch didn't apply
> cleanly due to:
> 
>  * hotspot/jdk repositories being split in 8u
>  * SkippedException not being present in 8u
>  * Some context difference in DockerBasicTest.java ("jdk8-
>    internal:test" which is different in 11u)
> 
> I've manually resolved the issues which was pretty straight-forward.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8221710
> webrev: https://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-8221710/jdk8/02/
> 
> Testing: Container tests on Linux x86_64 (cgroup v1).
> 
> Thoughts?
> 
> Thanks,
> Severin