[Bug 1561250] Re: Xenial vagrant image is missing its hostname in /etc/hosts

[Dan Watkins]

On 06/07/16 11:32, GGeorg wrote:
> * libnss-myhostname will fix _this_ problem but might break things for
> other users, i would not recommend going this route as it changes an
> already released package list and image. Bad for LTS i would suggest to
> use the existing and already proven cloud-init way to handle /etc/hosts
> like mentioned above - this has been proven to work for aws and other
> cloud providers.

Ah, this is a good point, I'll comment on the MP as such.

> * If the future image has 557 MB vs 282 MB at the current - than please
> dont fix it :) seriously if a box update takes twice the time it took
> before the change, the change is broken. Changeing all this for a LTS
> breaks the idea of having lts.

So I don't disagree in general with this sentiment about LTS releases.
That said, this could all be considered regression from pre-xenial
Vagrant boxes, so we are fixing bugs in the released version.

> adding: virtualbox-guest-dkms and virtualbox-guest-utils 
>        makes sense even so its not needed (user can install it with provisioner and add the mount point)
> adding: 
>        linux-headers-generic
>        nfs-common
>        python-apport
>        puppet
>        chef
>        byobu
>        juju
>        ruby
> 
> will break stuff and is not needed - because were to stop ? next person
> will request cfengine to be included ?! IMHO not a good idea - but yust
> my 2 cents ..

This list is what's in the trusty Vagrant box; have you ever noticed it
being a problem there? ;)  That said, I was on the fence about this, so
we should probably consider the packages that should be added separately
to addressing the more fundamental issue.

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https://bugs.launchpad.net/bugs/1561250

Title:
  Xenial vagrant image is missing its hostname in /etc/hosts

Status in cloud-images:
  Confirmed
Status in livecd-rootfs package in Ubuntu:
  Confirmed

Bug description:
  The vagrant build for xenial is missing an in /etc/hosts. This
  generates an error when running sudo.

  ubuntu at ubuntu-xenial:~$ cat /etc/hosts
  127.0.0.1 localhost

  # The following lines are desirable for IPv6 capable hosts
  ::1 ip6-localhost ip6-loopback
  fe00::0 ip6-localnet
  ff00::0 ip6-mcastprefix
  ff02::1 ip6-allnodes
  ff02::2 ip6-allrouters
  ff02::3 ip6-allhosts
  ubuntu at ubuntu-xenial:~$ sudo echo see the error ^^^^
  sudo: unable to resolve host ubuntu-xenial
  see the error ^^^^
  ubuntu at ubuntu-xenial:~$

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