On Thu, Jan 04, 2018 at 05:41:40PM -0000, Robie Basak wrote:
> On Thu, Jan 04, 2018 at 05:25:54PM -0000, Steve Langasek wrote:
> > AIUI lxd is setting /etc/hostname, but is not adding the Ubuntu-standard
> > entry (127.0.1.1 hostname.domain hostname) to /etc/hosts; so that should
> > be fixed in lxd.

> That's not currently an Ubuntu-standard on clouds, AIUI. cloud-init can
> arrange to make it so, but it doesn't by default. System hostname lookup
> works on cloud services because their respective infrastructures provide
> DNS resolution for instance hostnames.

> We could have lxd always ensure the entry in /etc/hosts. That won't
> conflict with cloud-init, and will resolve my problem. But what about
> Ubuntu on cloud services? Do you think the current behaviour is wrong?

Yes.  Anywhere that we are setting /etc/hostname, we should also be updating
/etc/hosts for 127.0.1.1.

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https://bugs.launchpad.net/bugs/1741277

Title:
  Not all platforms running cloud-init end up with the system hostname
  resolveable by default

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