I've verified xenial and yakkety using the lxc path above.
The relevant output is: $ for n in $names; do > echo === $n ===; lxc exec $n grep $tfile /var/log/cloud-init.log; done === yakkety-default === 2017-04-14 18:44:35,799 - util.py[DEBUG]: Reading from /etc/cloud/templates/sources.list.ubuntu.tmpl (quiet=False) 2017-04-14 18:44:35,799 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/templates/sources.list.ubuntu.tmpl === yakkety-corepass === === yakkety-coreapt === 2017-04-14 18:44:36,365 - util.py[DEBUG]: Reading from /etc/cloud/templates/sources.list.ubuntu.tmpl (quiet=False) 2017-04-14 18:44:36,365 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/templates/sources.list.ubuntu.tmpl
$ for n in $names; do > echo === $n ===; lxc exec $n grep $tfile /var/log/cloud-init.log; done === xenial-default === 2017-04-14 18:50:15,832 - util.py[DEBUG]: Reading from /etc/cloud/templates/sources.list.ubuntu.tmpl (quiet=False) 2017-04-14 18:50:15,832 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/templates/sources.list.ubuntu.tmpl === xenial-corepass === === xenial-coreapt === 2017-04-14 18:50:16,379 - util.py[DEBUG]: Reading from /etc/cloud/templates/sources.list.ubuntu.tmpl (quiet=False) 2017-04-14 18:50:16,379 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/templates/sources.list.ubuntu.tmpl
I've verified xenial and yakkety using the lxc path above.
The relevant output is: cloud-init. log; done templates/ sources. list.ubuntu. tmpl (quiet=False) templates/ sources. list.ubuntu. tmpl templates/ sources. list.ubuntu. tmpl (quiet=False) templates/ sources. list.ubuntu. tmpl
$ for n in $names; do
> echo === $n ===; lxc exec $n grep $tfile /var/log/
=== yakkety-default ===
2017-04-14 18:44:35,799 - util.py[DEBUG]: Reading from /etc/cloud/
2017-04-14 18:44:35,799 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/
=== yakkety-corepass ===
=== yakkety-coreapt ===
2017-04-14 18:44:36,365 - util.py[DEBUG]: Reading from /etc/cloud/
2017-04-14 18:44:36,365 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/
$ for n in $names; do cloud-init. log; done templates/ sources. list.ubuntu. tmpl (quiet=False) templates/ sources. list.ubuntu. tmpl templates/ sources. list.ubuntu. tmpl (quiet=False) templates/ sources. list.ubuntu. tmpl
> echo === $n ===; lxc exec $n grep $tfile /var/log/
=== xenial-default ===
2017-04-14 18:50:15,832 - util.py[DEBUG]: Reading from /etc/cloud/
2017-04-14 18:50:15,832 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/
=== xenial-corepass ===
=== xenial-coreapt ===
2017-04-14 18:50:16,379 - util.py[DEBUG]: Reading from /etc/cloud/
2017-04-14 18:50:16,379 - util.py[DEBUG]: Read 2841 bytes from /etc/cloud/