Scott, we enforce from our side a valid hostname in API/frontend. So yes, it should always be present, but not a full FQDN (host.example.com) as the domain part (example.com) may be missing.
We have also added some unit tests -- https://code.launchpad.net/~lp-markusschade/cloud-init/+git/cloud-init/+merge/338439 Your team cloud-init commiters is requested to review the proposed merge of ~lp-markusschade/cloud-init:hetznercloud_ds into cloud-init:master. _______________________________________________ Mailing list: https://launchpad.net/~cloud-init-dev Post to : cloud-init-dev@lists.launchpad.net Unsubscribe : https://launchpad.net/~cloud-init-dev More help : https://help.launchpad.net/ListHelp