On 12/26/2012 04:07 AM, Natanael Copa wrote: > We cannot assume that the mount source name always starts with 'cgroup' > so we check the filesystem type instead. > > Use 'awk' instead of 'grep -E' and as it is a better tool for this job. > > This fixes the tool on systems using openrc. > > Signed-off-by: Natanael Copa <nc...@alpinelinux.org>
Acked-by: Stéphane Graber <stgra...@ubuntu.com>
Pushed to staging. Thanks.
> ---
> src/lxc/lxc-netstat.in | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/src/lxc/lxc-netstat.in b/src/lxc/lxc-netstat.in
> index 87bd3eb..6d08ce3 100644
> --- a/src/lxc/lxc-netstat.in
> +++ b/src/lxc/lxc-netstat.in
> @@ -51,7 +51,8 @@ get_parent_cgroup()
> init_cgroup=${fields#*:}
>
> # Get the filesystem mountpoint of the hierarchy
> - mountpoint=$(grep -E "^cgroup [^ ]+ [^ ]+ ([^ ]+,)?$subsystems(,[^
> ]+)? " /proc/self/mounts | cut -d ' ' -f 2)
> + mountpoint=$(awk -v subsysregex="(^|,)$subsystems(,|\$)" \
> + '$3 == "cgroup" && $4 ~ subsysregex {print $2}'
> /proc/self/mounts)
> if [ -z "$mountpoint" ]; then continue; fi
>
> # Return the absolute path to the containers' parent cgroup
>
--
Stéphane Graber
Ubuntu developer
http://www.ubuntu.com
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