Comment 2 for bug 1876217

Can MAAS just use /etc/lsb-release instead? That correctly identifies the host system with the hello-world snap:

$ snap run --shell hello-world
To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.

$ cat /etc/os-release
NAME="Ubuntu Core"
VERSION="16"
ID=ubuntu-core
PRETTY_NAME="Ubuntu Core 16"
VERSION_ID="16"
HOME_URL="http://www.snapcraft.io/"
BUG_REPORT_URL="http://bugs.launchpad.net/snappy/"
$ cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04 LTS"