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fix lxc-ps to work with systemd

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Dear all,
while working with systemd I found that lxc-ps -efa does not recognize the 
container name.
Best regards Joerg

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
This commit is contained in:
Joerg Gollnick 2011-07-25 00:22:50 +02:00 committed by Daniel Lezcano
parent bcbd102cba
commit c011782c8d
1 changed files with 12 additions and 7 deletions
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19
src/lxc/lxc-ps.in
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@ -37,7 +37,7 @@ our %LXC_NAMES; # Specified container names (if any)
sub get_container_names {
my $ref_names = shift;
my $lxcpath='@LXCPATH@';
my $lxcpath = '@LXCPATH@';
open(active, "netstat -xa | grep $lxcpath |") or return;
while(<active>) {
@ -112,13 +112,18 @@ sub get_container {
my $pid = shift;
my $filename = "/proc/$pid/cgroup";
open(LXC, "$filename");
my $container = <LXC>;
# read all lines at once
my @cgroup = <LXC>;
close LXC;
chomp($container);
if ($container =~ m/[:,]ns[:,]/o) {
$container =~ s/.*:\///o;
} else {
$container ='';
my $container = '';
foreach ( @cgroup ) {
chomp;
# find the container name
if (m/[:,]ns[:,]/o) {
# container name after :/
s/.*:\///o;
$container = $_;
}
}
return $container;
}