/[pxelator]/lib/PXElator/network.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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revision 99 by dpavlin, Fri Jul 31 21:42:10 2009 UTC revision 144 by dpavlin, Tue Aug 4 18:27:21 2009 UTC
# Line 16  sub tap { Line 16  sub tap {
16    
17          my $interfaces = read_file '/etc/network/interfaces';          my $interfaces = read_file '/etc/network/interfaces';
18    
19          if ( $interfaces !~ m{tap0.*$server::ip}s ) {          if ( $interfaces !~ m{tap0}s ) {
20    
21                  system "sudo apt-get install vde2";                  system "sudo apt-get install vde2";
22    
# Line 27  iface tap0 inet static Line 27  iface tap0 inet static
27          address $server::ip          address $server::ip
28          netmask $server::netmask          netmask $server::netmask
29          vde2-switch -          vde2-switch -
30            # setup NAT for vde network
31            post-up sysctl -w net.ipv4.ip_forward=1
32            post-up iptables -t nat -A POSTROUTING -s $server::ip/$server::netmask -o wlan0 -j MASQUERADE
33    
34                  };                  };
35    
# Line 40  iface tap0 inet static Line 43  iface tap0 inet static
43                   $ifconfig =~ m{$server::ip}s && return 'up';                   $ifconfig =~ m{$server::ip}s && return 'up';
44                  system("sudo /sbin/ifconfig tap0 $server::ip netmask $server::netmask") == 0 && return "ip changed $server::ip";                  system("sudo /sbin/ifconfig tap0 $server::ip netmask $server::netmask") == 0 && return "ip changed $server::ip";
45                  die "can't change IP address of tap0 to $server::ip";                  die "can't change IP address of tap0 to $server::ip";
46            } else {
47                    die "bring interface up with: sudo ifup tap0\n";
48          }          }
         system("sudo ifup tap0") == 0                           &&      return 'started';  
         die "can't start tap0: $!";  
49  }  }
50    
51  1;  1;
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