dockerclient: implement --chown for ADD/COPY

[nalind]

Fixes #187.

[openshift-ci-robot]

@nalind: This pull request references Bugzilla bug 1937087, which is invalid:

• expected the bug to target the "4.8.0" release, but it targets "---" instead

Comment /bugzilla refresh to re-evaluate validity if changes to the Bugzilla bug are made, or edit the title of this pull request to link to a different bug.

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Bug 1937087: dockerclient: implement --chown for ADD/COPY

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[openshift-ci-robot]

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[nalind]

/retitle dockerclient: implement --chown for ADD/COPY

[openshift-ci-robot]

@nalind: No Bugzilla bug is referenced in the title of this pull request.
To reference a bug, add 'Bug XXX:' to the title of this pull request and request another bug refresh with /bugzilla refresh.

Details

In response to this:

dockerclient: implement --chown for ADD/COPY

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[rhatdan]

LGTM
@umohnani8 @TomSweeneyRedHat PTAL

[TomSweeneyRedHat]

LGTM
It took me a hot minute to figure out what was going on in the conformance test, that's pretty nifty.

[nalind]

Eek, that last line in the Dockerfile isn't relevant, and it's just dumb luck that the util-linux package provided a /usr/bin/script that kept the test from failing to build.