1 |
package network; |
2 |
|
3 |
use warnings; |
4 |
use strict; |
5 |
|
6 |
use File::Slurp; |
7 |
|
8 |
use server; |
9 |
|
10 |
sub ifconfig { |
11 |
my $dev = shift; |
12 |
`/sbin/ifconfig $dev` |
13 |
} |
14 |
|
15 |
sub tap { |
16 |
|
17 |
my $interfaces = read_file '/etc/network/interfaces'; |
18 |
|
19 |
if ( $interfaces !~ m{tap0.*$server::ip}s ) { |
20 |
|
21 |
system "sudo apt-get install vde2"; |
22 |
|
23 |
$interfaces .= qq{ |
24 |
|
25 |
iface tap0 inet static |
26 |
address $server::ip |
27 |
netmask $server::netmask |
28 |
vde2-switch - |
29 |
|
30 |
}; |
31 |
|
32 |
write_file '/etc/network/interfaces', $interfaces; |
33 |
|
34 |
} |
35 |
|
36 |
my $ifconfig = ifconfig('tap0'); |
37 |
if ( $ifconfig =~ m{UP} ) { |
38 |
$ifconfig =~ m{$server::ip}s && return 'up'; |
39 |
system("sudo /sbin/ifconfig tap0 $server::ip netmask $server::netmask") == 0 && return "ip changed $server::ip"; |
40 |
die "can't change IP address of tap0 to $server::ip"; |
41 |
} |
42 |
system("sudo ifup tap0") == 0 && return 'started'; |
43 |
die "can't start tap0: $!"; |
44 |
} |
45 |
|
46 |
1; |