Hostname in spec.hostname should be passed to infra ctr init opt

[dispensable]

Pass spec.hostname to infra ctr init options so we can set hostname as user expected.

Fixes #12393

Signed-off-by: Qiang Wang [email protected]

What this PR does / why we need it:

When create pod with yaml file by play kube cmd. hostname setted on yaml spec did not passed to infra hostname opt. This cause the UTS namespace use default pod name as hostname.

How to verify it

In the issue I submitted enough info already.

Which issue(s) this PR fixes:

Fixes #12393

Special notes for your reviewer:

N/A

[rhatdan]

LGTM
@vrothberg @cdoern @mheon @umohnani8 PTAL

[mheon]

LGTM on my end, but I'd like a look from @cdoern before merging

[TomSweeneyRedHat]

LGTM
@cdoern WDYT?

[cdoern]

LGTM, I've been meaning to circle back to the kube side of things when it comes to the new infra ctr implementation. This is a good fix for hostname but there are probably other issues like this dangling around.

[rhatdan]

/approve
/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: dispensable, rhatdan

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[rhatdan]

Thanks alot @dispensable