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use strict; |
use strict; |
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use autodie; |
use autodie; |
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use server; |
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use File::Slurp; |
use File::Slurp; |
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use Net::Ping; |
use Net::Ping; |
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use server; |
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use format; |
use format; |
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our $debug = $server::debug; |
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sub mkbasedir { |
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my $path = shift; |
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$path =~ s{(^.*)/[^/]+$}{$1}; |
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mkdir $path unless -d $path; |
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return $path; |
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} |
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sub mac_path { $server::conf . '/mac/' . $_[0] } |
sub mac_path { $server::conf . '/mac/' . $_[0] } |
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sub ip_path { $server::conf . '/ip/' . join('/', @_) } |
sub ip_path { $server::conf . '/ip/' . join('/', @_) } |
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sub conf_value { |
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my $path = shift; |
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my $value; |
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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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} elsif ( -f $path ) { |
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$value = read_file $path; |
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} else { |
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warn "W: $path not file or symlink\n"; |
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} |
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return $value; |
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} |
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sub conf { |
sub conf { |
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my $ip = shift; |
my $ip = shift; |
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$path .= '/' . $name; |
$path .= '/' . $name; |
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if ( defined $value ) { |
if ( defined $value ) { |
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mkbasedir $path; |
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write_file $path, $value; |
write_file $path, $value; |
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warn "update $path = $value"; |
warn "update $path = $value"; |
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} elsif ( ! -e $path && defined $default ) { |
} elsif ( ! -e $path && defined $default ) { |
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mkbasedir $path; |
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write_file $path, $default; |
write_file $path, $default; |
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warn "default $path = $default"; |
warn "default $path = $default"; |
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$value = $default; |
$value = $default; |
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} elsif ( -e $path ) { |
} elsif ( -f $path ) { |
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if ( -l $path ) { |
$value = read_file $path; |
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$value = readlink $path; |
} else { |
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$value =~ s{.*/([^/]+)$}{$1}; |
warn "# $name missing $path\n" if $debug; |
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} else { |
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$value = read_file $path; |
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} |
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} |
} |
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return $value; |
return $value; |
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} |
} |
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sub all_conf { |
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my $ip = shift; |
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my $path = ip_path $ip || return; |
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my $conf; |
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foreach my $file ( glob("$path/*") ) { |
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my $name = $file; |
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$name =~ s{^.+/([^/]+)$}{$1}; |
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$conf->{ $name } = read_file $file; |
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} |
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return $conf; |
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} |
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sub next_ip($) { |
sub next_ip($) { |
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my $mac = shift; |
my $mac = shift; |
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warn "next_ip $ip\n"; |
warn "next_ip $ip\n"; |
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mkdir ip_path($ip); |
save_ip_mac( $ip, $mac ); |
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return $ip; |
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} |
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sub save_ip_mac { |
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my ($ip,$mac) = @_; |
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mkdir ip_path($ip) unless -e ip_path($ip); |
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my $mac_path = mac_path($mac); |
my $mac_path = mac_path($mac); |
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unlink $mac_path if -e $mac_path; # XXX audit? |
unlink $mac_path if -l $mac_path; # XXX audit? |
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symlink ip_path($ip), $mac_path; |
symlink ip_path($ip), $mac_path; |
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write_file ip_path($ip,'mac'), $mac; |
write_file ip_path($ip,'mac'), $mac; |
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return $ip; |
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} |
} |
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sub ip_from_mac($) { |
sub ip_from_mac($) { |
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symlink ip_path($ip), $mac_path; |
symlink ip_path($ip), $mac_path; |
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warn "I: upgrade to mac symlink $mac_path\n"; |
warn "I: upgrade to mac symlink $mac_path\n"; |
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} elsif ( -l $mac_path ) { |
} elsif ( -l $mac_path ) { |
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$ip = readlink $mac_path; |
$ip = conf_value $mac_path; |
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$ip =~ s{^.+/([^/]+)$}{$1}; |
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} else { |
} else { |
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die "$mac_path not file or symlink"; |
die "$mac_path not file or symlink"; |
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} |
} |
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sub mac_from_ip($) { |
sub mac_from_ip($) { |
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my $ip = shift; |
my $ip = shift; |
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return read_file ip_path($ip, 'mac'); |
conf_value ip_path($ip, 'mac'); |
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} |
} |
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sub change_ip($$) { |
sub change_ip($$) { |