/[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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Annotation of /lib/PXElator/kvm.pm

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Revision 67 - (hide annotations)
Thu Jul 30 21:31:30 2009 UTC (14 years, 8 months ago) by dpavlin
File size: 908 byte(s)
implemented correct start/stop logic (which now works!)
and pushed debug state into $server::debug and file 
conf/debug for shared state between servers

1 dpavlin 54 package kvm;
2    
3     use warnings;
4     use strict;
5     use autodie;
6    
7     use File::Slurp;
8    
9     use server;
10    
11 dpavlin 67 our $debug = server::debug;
12    
13 dpavlin 54 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 dpavlin 62 our $mac = 'AC:DE:48:00:00:01'; # AC = private, AD = multicast, AE = local
40 dpavlin 54
41     sub start {
42    
43     my $kvm = qq|
44     vdeq kvm -m $memory_size -net nic,vlan=1,macaddr=$mac
45     -net vde,vlan=1,sock=/var/run/vde2/tap0.ctl
46     -boot n
47 dpavlin 56 -monitor stdio
48 dpavlin 54 |;
49 dpavlin 56
50    
51     $kvm = "xterm -e $kvm" if $ENV{DISPLAY};
52    
53 dpavlin 54 $kvm =~ s{\s+}{ }gs;
54     warn $kvm;
55 dpavlin 56 exec $kvm;
56 dpavlin 54
57     }
58    
59     warn 'loaded';
60    
61     1;

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