/usr/share/perl5/ImVirt/VMD/LXC.pm is in libimvirt-perl 0.9.6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | # ImVirt - I'm virtualized?
#
# Authors:
# Thomas Liske <liske@ibh.de>
#
# Copyright Holder:
# 2012 (C) IBH IT-Service GmbH [http://www.ibh.de/]
#
# License:
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this package; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
package ImVirt::VMD::LXC;
use strict;
use warnings;
use constant PRODUCT => '|LXC';
use ImVirt;
use ImVirt::Utils::procfs;
use ImVirt::Utils::jiffies;
ImVirt::register_vmd(__PACKAGE__);
sub detect($) {
ImVirt::debug(__PACKAGE__, 'detect()');
my $dref = shift;
# Check init's control group data
if(defined(my $cg = procfs_read('1/cgroup'))) {
if($cg =~ /^\d+:[^:]+:\/.+$/) {
ImVirt::inc_pts($dref, IMV_PTS_MAJOR, IMV_VIRTUAL, PRODUCT);
}
else {
ImVirt::dec_pts($dref, IMV_PTS_MINOR, IMV_VIRTUAL, PRODUCT);
}
}
# Check init's environment for LXC
if(defined(my $env = procfs_read('1/environ'))) {
if($env =~ /lxc/i) {
ImVirt::inc_pts($dref, IMV_PTS_MAJOR, IMV_VIRTUAL, PRODUCT);
}
else {
ImVirt::dec_pts($dref, IMV_PTS_MINOR, IMV_VIRTUAL, PRODUCT);
}
}
# Check init's starttime for LXC
if(defined(my $st = procfs_starttime(1))) {
my $sec = jiffies_sec($st);
if(defined($sec)) {
if($sec >= 5) {
ImVirt::inc_pts($dref, IMV_PTS_MAJOR, IMV_VIRTUAL, PRODUCT);
}
else {
ImVirt::dec_pts($dref, IMV_PTS_MINOR, IMV_VIRTUAL, PRODUCT);
}
}
}
}
sub pres() {
return (PRODUCT);
}
1;
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