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dpavlin |
42 |
package server; |
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dpavlin |
67 |
use warnings; |
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use strict; |
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dpavlin |
457 |
use Data::Dump qw(dump); |
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use YAML qw(); |
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dpavlin |
393 |
our $base_dir = '/srv/pxelator'; |
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dpavlin |
118 |
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dpavlin |
410 |
use ties; |
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dpavlin |
42 |
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dpavlin |
410 |
tie our $ip, 'ties', 'server_ip' => '172.16.10.1'; |
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dpavlin |
416 |
tie our $netmask, 'ties', 'netmask' => '255.255.255.0'; |
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dpavlin |
410 |
tie our $bcast, 'ties', 'bcast' => '172.16.10.254'; |
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tie our $ip_from, 'ties', 'ip_from' => 10; |
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tie our $ip_to, 'ties', 'ip_to' => 100; |
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tie our $domain, 'ties', 'domain' => 'pxelator.lan'; |
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tie our $new_clients, 'ties', 'new_clients' => $ip_to - $ip_from; |
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dpavlin |
527 |
if ( my $dev = $ENV{DEV} ) { |
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my $ifconfig = `ifconfig $dev`; |
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die "can't ifconfig $dev" unless $ifconfig; |
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dpavlin |
528 |
die "device $dev not up: ifconfig $dev\n$ifconfig" unless $ifconfig =~ m/UP/; |
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dpavlin |
527 |
$ip = $1 if $ifconfig =~ m/inet addr:(\S+)/s; |
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$netmask = $1 if $ifconfig =~ m/Mask:(\S+)/s; |
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dpavlin |
530 |
$bcast = $1 if $ifconfig =~ m/Bcast:(\S+)/s; |
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dpavlin |
527 |
} |
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dpavlin |
393 |
warn "DEV $ip $bcast $netmask"; |
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dpavlin |
179 |
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dpavlin |
394 |
our $conf = "$base_dir/conf"; |
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dpavlin |
198 |
mkdir $conf unless -e $conf; |
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dpavlin |
156 |
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dpavlin |
393 |
sub conf { |
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warn "## conf $conf"; |
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$conf; |
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} |
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dpavlin |
138 |
use Module::Refresh qw//; |
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dpavlin |
264 |
sub refresh { |
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Module::Refresh->refresh; |
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my $from = (caller(1))[3]; |
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$from =~ s{^(\w+)::.+$}{$1}; |
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my $eval = '$' . $from . '::debug = server::debug();'; |
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warn "refresh $eval\n"; |
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eval $eval; |
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warn $@ if $@; |
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}; |
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dpavlin |
74 |
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dpavlin |
156 |
mkdir $_ foreach grep { ! -d $_ } map { "$conf/$_" } ( 'ip', 'mac' ); |
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dpavlin |
138 |
use File::Slurp; |
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sub shared { |
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my ($name, $value) = @_; |
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dpavlin |
67 |
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dpavlin |
156 |
my $path ="$conf/$name"; |
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dpavlin |
138 |
if ( defined $value ) { |
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write_file $path, $value; |
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dpavlin |
153 |
warn "update $path = $value"; |
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dpavlin |
138 |
} else { |
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$value = read_file $path if -e $path; |
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} |
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return $value; |
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} |
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dpavlin |
270 |
sub conf_default { shared($_[0]) || $_[1] } |
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dpavlin |
138 |
sub debug { shared('debug', @_) || 0 } |
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dpavlin |
457 |
sub as_hash_for { |
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my $ip = shift; |
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my $server; |
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dpavlin |
458 |
map { $server->{ $_ } = eval '$server::' . $_ } ( 'ip', 'netmask', 'bcast', 'domain', 'ip_from', 'ip_to', 'new_clients' ); |
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dpavlin |
457 |
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my $server_path = "$server::conf/ip/$ip/server.yaml"; |
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dpavlin |
567 |
if ( -e $server_path ) { |
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my $overlay = YAML::LoadFile $server_path; |
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$server->{$_} = $overlay->{$_} foreach keys %$overlay; |
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} |
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dpavlin |
457 |
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return $server; |
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} |
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dpavlin |
45 |
warn "loaded"; |
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dpavlin |
134 |
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dpavlin |
410 |
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