/usr/share/perl5/ImVirt/VMD/Xen.pm is in libimvirt-perl 0.9.6-2.
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 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | # ImVirt - I'm virtualized?
#
# Authors:
# Thomas Liske <liske@ibh.de>
#
# Copyright Holder:
# 2009 - 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::Xen;
use strict;
use warnings;
use constant PRODUCT => '|Xen';
use ImVirt;
use ImVirt::Utils::dmidecode;
use ImVirt::Utils::dmesg;
use ImVirt::Utils::helper;
use ImVirt::Utils::procfs;
use ImVirt::Utils::sysfs;
ImVirt::register_vmd(__PACKAGE__);
sub detect($) {
ImVirt::debug(__PACKAGE__, 'detect()');
my $dref = shift;
# Check dmidecode
if(defined(my $spn = dmidecode_string('bios-vendor'))) {
if ($spn =~ /^Xen/) {
ImVirt::inc_pts($dref, IMV_PTS_MAJOR, IMV_VIRTUAL, PRODUCT);
}
else {
ImVirt::dec_pts($dref, IMV_PTS_MAJOR, IMV_VIRTUAL, PRODUCT);
}
}
# Look for paravirutalized oldstyle Xen
if(procfs_isdir('xen')) {
ImVirt::inc_pts($dref, IMV_PTS_NORMAL, IMV_VIRTUAL, PRODUCT, 'PV');
}
# Look for paravirutalized newstyle Xen
elsif(defined(my $cs = sysfs_read('devices/system/clocksource/clocksource0/available_clocksource'))) {
if($cs =~ /xen/) {
ImVirt::inc_pts($dref, IMV_PTS_NORMAL, IMV_VIRTUAL, PRODUCT, 'PV');
}
else {
ImVirt::dec_pts($dref, IMV_PTS_NORMAL, IMV_VIRTUAL, PRODUCT, 'PV');
}
}
# Look for dmesg lines
if(defined(my $m = dmesg_match(
'Hypervisor signature: xen' => IMV_PTS_NORMAL,
'Xen virtual console successfully installed' => IMV_PTS_NORMAL,
'Xen reported:' => IMV_PTS_NORMAL,
'Xen: \d+ - \d+' => IMV_PTS_NORMAL,
'xen-vbd: registered block device' => IMV_PTS_NORMAL,
'ACPI: RSDP \(v\d+\s+Xen ' => IMV_PTS_NORMAL,
'ACPI: XSDT \(v\d+\s+Xen ' => IMV_PTS_NORMAL,
'ACPI: FADT \(v\d+\s+Xen ' => IMV_PTS_NORMAL,
'ACPI: MADT \(v\d+\s+Xen ' => IMV_PTS_NORMAL,
'ACPI: HPET \(v\d+\s+Xen ' => IMV_PTS_NORMAL,
'ACPI: SSDT \(v\d+\s+Xen ' => IMV_PTS_NORMAL,
'ACPI: DSDT \(v\d+\s+Xen ' => IMV_PTS_NORMAL,
))) {
if($m > 0) {
ImVirt::inc_pts($dref, $m, IMV_VIRTUAL, PRODUCT);
}
else {
ImVirt::dec_pts($dref, IMV_PTS_MAJOR, IMV_VIRTUAL, PRODUCT);
}
# Paravirtualized?
if(defined(my $m = dmesg_match(
'Booting paravirtualized kernel on Xen' => IMV_PTS_MAJOR,
))) {
if($m > 0) {
ImVirt::inc_pts($dref, $m, IMV_VIRTUAL, PRODUCT, 'PV');
}
else {
ImVirt::dec_pts($dref, IMV_PTS_NORMAL, IMV_VIRTUAL, PRODUCT, 'PV');
}
}
}
# Xen PV does not have ide/scsi drives
if(procfs_isdir('ide') || procfs_isdir('scsi')) {
ImVirt::dec_pts($dref, IMV_PTS_NORMAL, IMV_VIRTUAL, PRODUCT, 'PV');
}
else {
ImVirt::dec_pts($dref, IMV_PTS_NORMAL, IMV_VIRTUAL, PRODUCT, 'HVM');
}
# Check helper output
if(my $hlp = helper('xen')) {
ImVirt::inc_pts($dref, IMV_PTS_MAJOR, IMV_VIRTUAL, PRODUCT, split(/\s+/, $hlp));
}
# Check /sys/hypervisor/type
if(defined(my $hv = sysfs_read('hypervisor/type'))) {
ImVirt::inc_pts($dref, IMV_PTS_NORMAL, IMV_VIRTUAL, PRODUCT)
if($hv =~ /xen/i);
}
}
sub pres() {
my @prods = (
PRODUCT,
PRODUCT.' PV',
PRODUCT.' HVM',
);
return @prods;
}
1;
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