Description of problem:

When creating an OpenShift deployment, the OpenShift > Configuration tab shows ".undefined" as the domain name:

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Set subdomain name for a wildcard entry to point to the OpenShift router.
*.[text entry].undefined
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/var/log/foreman/production.log shows an internal server error when trying to call the hostgroups API:

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2017-01-09 09:38:40 [app] [I] Started GET "/api/v21/hostgroups" for 10.10.58.64 at 2017-01-09 09:38:40 -0500
2017-01-09 09:38:40 [app] [I] Processing by Api::V21::HostgroupsController#index as JSON
2017-01-09 09:38:40 [app] [I]   Parameters: {"apiv"=>"v21", "hostgroup"=>{}}
2017-01-09 09:38:40 [app] [W] <NilClass> nil
2017-01-09 09:38:40 [app] [I]   Rendered api/v2/errors/standard_error.json.rabl within api/v2/layouts/error_layout (0.9ms)
2017-01-09 09:38:40 [app] [I] Completed 500 Internal Server Error in 28ms (Views: 1.8ms | ActiveRecord: 4.3ms)
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Version-Release number of selected component (if applicable):

First seen in QCI-1.1-RHEL-7-20170105.t.0, which is the first iso based on Sat 6.2.6.

Also seen in QCI-1.1-RHEL-7-20170106.

How reproducible:

100%

Steps to Reproduce:
1.) Create an RHV + OpenShift deployment.
2.) See "undefined" as domain name on OpenShift > Configuration tab.

Actual results:

Incorrect domain name.

Expected results:

Correct domain name.

Additional info: