/[pxelator]/lib/PXElator/kvm.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /lib/PXElator/kvm.pm

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Revision 229 - (show annotations)
Sun Aug 16 21:35:23 2009 UTC (14 years, 8 months ago) by dpavlin
File size: 1203 byte(s)
use kernel bridge (named virtual) instead of vde

it's much faster, and we know all commands to use it :-)

1 package kvm;
2
3 use warnings;
4 use strict;
5 use autodie;
6
7 use server;
8
9 use Data::Dump qw/dump/;
10
11 our $memory_size = 512;
12
13 # AC = private, AD = multicast, AE = local
14
15 our $nr = 0;
16
17 sub port {
18 my $del = shift;
19 my $port = 10000 + $nr;
20 return join( $del, $server::ip, $port );
21 }
22
23 sub fork_if_active { qw/monitor/ }
24
25 use x11;
26
27 sub monitor {
28 x11::xterm( "monitor $nr" => 'nc ' . port(' ') );
29 }
30
31 sub actions { qw/reset activate/ }
32
33 sub reset {
34 my $sock = IO::Socket::INET->new( port(':') );
35 print $sock "system_reset\n";
36 close $sock;
37 }
38
39 sub activate {
40 system "xdotool windowactivate `xdotool search --class kvm`"
41 }
42
43 sub start {
44 my $nr = shift || 0;
45
46 my $mac = sprintf('AC:DE:48:00:00:%02x', $nr);
47 my $mon = port(':');
48
49 my $ifname = 'kvm0';
50
51 # system "ifconfig $ifname down";
52 # system "brctl delif virtual $ifname";
53 # system "tunctl -d $ifname";
54
55 system "tunctl -t $ifname"; # -u $server::user
56 system "ifconfig $ifname up";
57 system "brctl addif virtual $ifname";
58
59 my $kvm = qq|
60 kvm -m $memory_size -net nic,macaddr=$mac
61 -net tap,ifname=$ifname,script=no
62 -boot n
63 -monitor tcp:$mon,server,nowait
64 |;
65 # -runas $server::user
66 $kvm =~ s{\s+}{ }gs;
67
68 warn $kvm;
69 exec $kvm;
70
71 }
72
73 warn 'loaded';
74
75 1;

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