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dpavlin |
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package client; |
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use warnings; |
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use strict; |
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use autodie; |
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use server; |
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use File::Slurp; |
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dpavlin |
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use Net::Ping; |
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dpavlin |
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sub conf { |
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my $ip = shift; |
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my $name = shift; |
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my ( $default, $value ); |
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if ( $#_ == 0 ) { |
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$value = shift; |
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} elsif ( $#_ == 1 && $_[0] eq 'default' ) { |
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$default = $_[1] |
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} |
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my $path ="$server::conf/ip/$ip"; |
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mkdir $path unless -d $path; |
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$path .= '/' . $name; |
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if ( defined $value ) { |
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write_file $path, $value; |
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warn "update $path = $value"; |
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} elsif ( ! -e $path && defined $default ) { |
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write_file $path, $default; |
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warn "default $path = $default"; |
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$value = $default; |
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dpavlin |
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} elsif ( -e $path ) { |
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if ( -l $path ) { |
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$value = readlink $path; |
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$value =~ s{.*/([^/]+)$}{$1}; |
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} else { |
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$value = read_file $path; |
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} |
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} |
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return $value; |
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} |
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dpavlin |
165 |
sub mac { |
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my ( $ip, $op ) = @_; |
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$op ||= 'html'; |
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dpavlin |
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my $mac = client::conf( $ip, 'mac' ); |
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dpavlin |
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return '' unless $mac; |
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dpavlin |
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$mac =~ s{(..)}{$1:}g; |
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$mac =~ s{:$}{}; |
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dpavlin |
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$mac = qq|<tt>$mac</tt>| if (caller(1))[3] =~ m{^httpd} && $op ne 'clean'; |
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return uc($mac); |
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} |
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sub next_ip { |
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my $p = Net::Ping->new; |
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my $prefix = $server::ip; |
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$prefix =~ s{\.\d+$}{.}; |
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my $addr = $server::ip_from || die; |
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my $ip = $prefix . $addr; |
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while ( -e "$server::conf/ip/$ip" || $p->ping( $ip, 0.7 ) ) { |
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$ip = $prefix . $addr++; |
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die "all addresses allocated!" if $addr == $server::ip_to; |
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warn "skip $ip\n"; |
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} |
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warn "next_ip $ip\n"; |
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return $ip; |
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} |
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dpavlin |
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1; |