lib/PXElator/kvm.pm

package kvm;

use warnings;
use strict;
use autodie;

use File::Slurp;

use server;

our $debug = server::debug;

my $interfaces = read_file '/etc/network/interfaces';

if ( $interfaces !~ m{tap0.*$server::ip}s ) {

        system "sudo apt-get install vde2";

        $interfaces .= qq{

iface tap0 inet static
  address $server::ip
  netmask $server::netmask
  vde2-switch -

        };

        write_file '/etc/network/interfaces', $interfaces;

}

if ( grep /tap0/, read_file '/proc/net/dev' ) {
        warn "tap0 started";
} else {
        system "sudo ifup tap0";
}

our $memory_size = 512;
our $mac = 'AC:DE:48:00:00:01'; # AC = private, AD = multicast, AE = local
our $monitor = 'tcp:' . $server::ip . ':10000,server,nowait';

sub start_options { qw/monitor/ }

sub monitor {
        exec "xterm -e nc $server::ip 10000";
}

sub start {

        my $kvm = qq|
                vdeq kvm -m $memory_size -net nic,vlan=1,macaddr=$mac
                -net vde,vlan=1,sock=/var/run/vde2/tap0.ctl
                -boot n
                -monitor $monitor
        |;
        $kvm =~ s{\s+}{ }gs;

        warn $kvm;
        exec $kvm;

}

warn 'loaded';

1;
1	package kvm;
2
3	use warnings;
4	use strict;
5	use autodie;
6
7	use File::Slurp;
8
9	use server;
10
11	our $debug = server::debug;
12
13	my $interfaces = read_file '/etc/network/interfaces';
14
15	if ( $interfaces !~ m{tap0.*$server::ip}s ) {
16
17	system "sudo apt-get install vde2";
18
19	$interfaces .= qq{
20
21	iface tap0 inet static
22	address $server::ip
23	netmask $server::netmask
24	vde2-switch -
25
26	};
27
28	write_file '/etc/network/interfaces', $interfaces;
29
30	}
31
32	if ( grep /tap0/, read_file '/proc/net/dev' ) {
33	warn "tap0 started";
34	} else {
35	system "sudo ifup tap0";
36	}
37
38	our $memory_size = 512;
39	our $mac = 'AC:DE:48:00:00:01'; # AC = private, AD = multicast, AE = local
40	our $monitor = 'tcp:' . $server::ip . ':10000,server,nowait';
41
42	sub start_options { qw/monitor/ }
43
44	sub monitor {
45	exec "xterm -e nc $server::ip 10000";
46	}
47
48	sub start {
49
50	my $kvm = qq\|
51	vdeq kvm -m $memory_size -net nic,vlan=1,macaddr=$mac
52	-net vde,vlan=1,sock=/var/run/vde2/tap0.ctl
53	-boot n
54	-monitor $monitor
55	\|;
56	$kvm =~ s{\s+}{ }gs;
57
58	warn $kvm;
59	exec $kvm;
60
61	}
62
63	warn 'loaded';
64
65	1;