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dpavlin |
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package network; |
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use warnings; |
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use strict; |
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use File::Slurp; |
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use server; |
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dpavlin |
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sub ifconfig { |
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my $dev = shift; |
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`/sbin/ifconfig $dev` |
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} |
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dpavlin |
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sub tap { |
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my $interfaces = read_file '/etc/network/interfaces'; |
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if ( $interfaces !~ m{tap0.*$server::ip}s ) { |
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system "sudo apt-get install vde2"; |
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$interfaces .= qq{ |
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iface tap0 inet static |
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address $server::ip |
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netmask $server::netmask |
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vde2-switch - |
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}; |
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write_file '/etc/network/interfaces', $interfaces; |
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} |
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dpavlin |
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my $ifconfig = ifconfig('tap0'); |
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if ( $ifconfig =~ m{UP} ) { |
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$ifconfig =~ m{$server::ip}s && return 'up'; |
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system("sudo /sbin/ifconfig tap0 $server::ip netmask $server::netmask") == 0 && return "ip changed $server::ip"; |
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die "can't change IP address of tap0 to $server::ip"; |
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} |
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system("sudo ifup tap0") == 0 && return 'started'; |
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die "can't start tap0: $!"; |
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dpavlin |
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} |
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1; |