[lxc-users] Suggestions regarding (ultimately) LXC 2.1.0 lxc-update-config

[Serge E. Hallyn]

agreed to both, lxc-update-config should delete it, and it should be
(initially the only) member of a (new) group of keys to ignore, bc
it cannot possibly hurt.  Do you happen to have time to write one
or both patches?

thanks,
-serge

On Wed, Oct 04, 2017 at 03:35:08PM -0400, Adrian Pepper wrote:
> Does mentioning lxc.pivotdir really need to be a fatal error?  Currently
> it seems fatal to the degree that "lxc-ls -f" does not show the
> container at all, not RUNNING and not STOPPED.
> 
> Or, at least, could the lxc-update-config command be modified to
> effectively delete mentions of lxc.pivotdir?
> (Comment out or delete it; I see lxc.rootfs.backend gets deleted by
> lxc-update-config; it might be nice if that also was done as commenting
> out, instead).
> It seems that "lxc-update-config" currently just leaves lxc.pivotdir alone.
> (In the following version).
> 
> -rwxr-xr-x 1 root root 3791 Sep 21 14:35 /usr/bin/lxc-update-config
> (Ubuntu 16.04)
> 
> 
> The messages indicating the need to update the config should be
> improved to name the config file in question, and mention the
> lxc-update-config command.
> 
> Perhaps...
> 
>   < The configuration file contains legacy configuration keys.
>   < Please update your configuration file!
>   ---
>   > /var/lib/lxc/u1204-postfix-1/config contains legacy configuration keys.
>   > "lxc-update-config" can be used to update most configuration files.
> 
> 
> Oh, and "lxc-update-config" does not accept "--version".
> 
> 
> Adrian Pepper
> arpepper at uwaterloo.ca
> 
> 
> Actual diagnostics associated with lxc.pivotdir...
> 
> lxc-start: u1204-postfix-1: confile.c: parse_line: 1982 Unknown configuration key "lxc.pivotdir"
> lxc-start: u1204-postfix-1: parse.c: lxc_file_for_each_line: 58 Failed to parse config: lxc.pivotdir = lxc_putold
> 
> lxc-start: u1204-postfix-1: tools/lxc_start.c: main: 286 Failed to create lxc_container
> 
> 
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