/[pxelator]/lib/PXElator/httpd.pm
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Annotation of /lib/PXElator/httpd.pm

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Revision 490 - (hide annotations)
Sat Jan 23 21:43:00 2010 UTC (14 years, 3 months ago) by dpavlin
File size: 14189 byte(s)
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1 dpavlin 42 package httpd;
2    
3     use warnings;
4     use strict;
5     use autodie;
6    
7     =head1 httpd
8    
9     Start with:
10    
11     perl -Ilib/PXElator -Mhttpd -e httpd::start
12    
13     =cut
14    
15     use Data::Dump qw/dump/;
16     use Carp qw/confess/;
17     use File::Slurp;
18     #use JSON;
19     use IO::Socket::INET;
20 dpavlin 162 use Regexp::Common qw/net/;
21 dpavlin 42
22 dpavlin 379 our $title;
23 dpavlin 149
24 dpavlin 379 sub html_start {
25     qq{
26     <html>
27     <head>
28     <title>$title</title>
29     </head>
30     <body>
31     }}
32    
33     sub html_end {
34     qq{
35     </body>
36     </html>
37     }}
38    
39 dpavlin 42 our $port = 7777;
40    
41     use server;
42 dpavlin 67 our $debug = server::debug;
43 dpavlin 64 our $url = "http://$server::ip:$port";
44 dpavlin 42
45 dpavlin 43 use html;
46 dpavlin 70 our $static_pids;
47 dpavlin 115 use progress_bar;
48 dpavlin 153 use config;
49 dpavlin 159 use client;
50     use log;
51 dpavlin 173 use x11;
52 dpavlin 181 use amt;
53 dpavlin 185 use daemons;
54 dpavlin 43
55 dpavlin 185 use kvm;
56     use browser;
57     use network;
58 dpavlin 224 use ip;
59 dpavlin 225 use wireshark;
60 dpavlin 231 use syslogd;
61 dpavlin 311 use nmap;
62 dpavlin 335 use ping;
63     use wol;
64 dpavlin 185
65 dpavlin 482 use store;
66 dpavlin 185
67 dpavlin 431
68     sub menu {
69 dpavlin 487 my $store_url = $url;
70     $store_url =~ s{:\d+.+}{:28017};
71 dpavlin 431 qq{
72     <div style="font-size: 80%; color: #888">
73 dpavlin 433 <a target=pids href=/ >home</a>
74     |
75     <a target=server href=/server >server</a>
76     <a target=server href=/brctl >brctl</a>
77     <a target=server href=/ip >ip</a>
78     |
79 dpavlin 487 <a target=store href=$store_url >store</a>
80     <a target=store href=/store/query >query</a>
81 dpavlin 433 |
82     <a target=client href=/nmap >nmap</a>
83     <a target=client href=/client >client</a>
84 dpavlin 431 </div>
85    
86     }}
87    
88    
89 dpavlin 42 sub static {
90     my ($client,$path) = @_;
91    
92 dpavlin 65 my $full = "$server::base_dir/tftp/$path";
93 dpavlin 42
94 dpavlin 65 return if ! -f $full;
95 dpavlin 42
96 dpavlin 402 return if $full =~ m{\.ico$};
97    
98 dpavlin 70 if ( my $pid = fork ) {
99     # parent
100     close($client);
101     $static_pids->{$pid} = $path;
102     return 1;
103     }
104    
105 dpavlin 65 my $type = 'application/octet-stream';
106 dpavlin 42 $type = 'text/html' if $path =~ m{\.htm};
107     $type = 'application/javascript' if $path =~ m{\.js};
108 dpavlin 65 $type = 'text/plain' if $path =~ m{\.txt};
109 dpavlin 42
110 dpavlin 65 my $size = -s $full || return;
111    
112     print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\nContent-Length: $size\r\nConnection: close\r\n\r\n";
113    
114     open(my $fh, $full);
115    
116 dpavlin 96 my $block = 1400; # try not to fragment packages (pxelinux seems to have problems with it)
117 dpavlin 65 my $buff;
118     my $pos = 0;
119    
120 dpavlin 482 store::audit( 'static', { pid => $$, path => $path, type => $type, size => $size, block => $block, peerhost => $client->peerhost });
121 dpavlin 96
122 dpavlin 115 progress_bar::start;
123 dpavlin 105
124 dpavlin 65 while( my $len = read $fh, $buff, $block ) {
125 dpavlin 107 print $client $buff;
126 dpavlin 105 $client->flush;
127 dpavlin 65 $pos += $len;
128 dpavlin 115 progress_bar::tick( $path, $pos, $size );
129 dpavlin 42 }
130 dpavlin 65 close($fh);
131     close($client);
132 dpavlin 42
133 dpavlin 105 print STDERR "\n";
134 dpavlin 65
135 dpavlin 107 exit(0);
136 dpavlin 42 }
137    
138 dpavlin 199 sub ok {
139 dpavlin 379 qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . html_start() . menu()
140 dpavlin 199 }
141 dpavlin 67
142 dpavlin 199 sub redirect {
143     my $to = shift;
144     $to ||= $url;
145     qq|HTTP/1.1 302 Found\r\nContent-type: text/html\r\nLocation: $to\r\n\r\n|
146     }
147    
148 dpavlin 484 sub toggle {
149     my $v = shift;
150     return $v ? 0 : 1;
151     }
152    
153 dpavlin 43 sub get_request {
154     my ( $client, $path, $param ) = @_;
155    
156 dpavlin 128 server->refresh;
157    
158 dpavlin 482 store::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } );
159 dpavlin 43
160 dpavlin 379 $title = $path;
161    
162 dpavlin 43 if ( my $found = static( $client,$path ) ) {
163     warn "static $found" if $debug;
164     } elsif ( $path eq '/' ) {
165 dpavlin 53
166 dpavlin 251 my @rows;
167 dpavlin 70
168 dpavlin 96 my $debug_proc = '';
169 dpavlin 71
170 dpavlin 243 warn "XXX pids = ", dump( $daemons::pids );
171    
172 dpavlin 185 foreach my $name ( sort keys %$daemons::pids ) {
173 dpavlin 243 my $pid = $daemons::pids->{$name}; # || next;
174 dpavlin 43
175 dpavlin 173 my $html;
176 dpavlin 66
177 dpavlin 81 my $proc = "/proc/$pid/status";
178 dpavlin 71
179 dpavlin 81 if ( -e $proc ) {
180 dpavlin 173 $html .= qq|<a href=/start_stop/$name>$pid</a>|;
181 dpavlin 81 if ( $debug ) {
182 dpavlin 225 $html .= qq| <a name=$pid href=#proc-$pid>?</a>| if $name->can('start');
183 dpavlin 81
184     $debug_proc
185     .= qq|<a name=proc-$pid href=#$pid>$proc</a><pre style="font-size: 10%">|
186     . read_file($proc)
187     . qq|</pre>|
188     ;
189     }
190    
191 dpavlin 390 my $class = $name;
192     $class =~ s{\.\d+$}{};
193    
194     if ( $class->can('fork_if_active') ) {
195     $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $class->fork_if_active;
196 dpavlin 81 }
197 dpavlin 88
198 dpavlin 390 if ( $class->can('actions') ) {
199     $html .= qq| <a href=/action/$name/$_>$_</a>| foreach $class->actions;
200 dpavlin 88 }
201 dpavlin 173 } else {
202 dpavlin 243 if ( $pid =~ m{^\d+$} ) {
203     $html .= qq|$pid exited |
204     } else {
205     $html .= qq|$pid |;
206     }
207     $html .= qq|<a href=/start_stop/$name>restart</a>| if $pid || $name->can('start');
208 dpavlin 225 if ( $name->can('fork_actions') ) {
209     $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_actions;
210     }
211 dpavlin 71 }
212    
213 dpavlin 243 die "no html generated" unless $html;
214    
215 dpavlin 66 push @rows, ( $name => $html );
216     }
217    
218 dpavlin 91 my $below_table = '';
219    
220 dpavlin 78 warn 'static_pids: ', dump( $static_pids ) if $debug;
221 dpavlin 70 foreach my $pid ( keys %$static_pids ) {
222     my $path = $static_pids->{$pid};
223     if ( -d "/proc/$pid" ) {
224     push @rows, ( $path => qq|<a href=/kill/static/$pid>$pid</a>| );
225 dpavlin 91 } elsif ( $param->{clean_completed_downloads} ) {
226     delete $static_pids->{$pid}
227 dpavlin 70 } else {
228     push @rows, ( $path => "$pid competed" );
229 dpavlin 91 $below_table = qq|<a href="/?clean_completed_downloads=1">clean completed downloads</a>|;
230 dpavlin 70 }
231     }
232    
233 dpavlin 405 my $kvm = kvm::next_nr;
234 dpavlin 407 $kvm = qq|<div><a href=/start_stop/kvm?nr=$kvm>create new kvm $kvm</a></div>|;
235 dpavlin 405
236 dpavlin 199 print $client ok
237 dpavlin 72 , html::table( 2, @rows )
238 dpavlin 407 , $below_table
239 dpavlin 405 , $kvm
240 dpavlin 72 , html::tabs( log::mac_changes )
241     , $debug_proc
242     ;
243 dpavlin 66
244 dpavlin 149 } elsif ( $path =~ m{^/server} ) {
245 dpavlin 400 foreach my $name ( keys %$param ) {
246     eval '$server::' . $name . '= $param->{$name}';
247 dpavlin 391 }
248 dpavlin 400 my @table = (
249 dpavlin 484 'debug' => qq|<a href=/our/debug/| . toggle($debug) . qq|>$debug</a>|,
250 dpavlin 400 , 'new_clients' => qq|<input type=text name=new_clients size=3 value="$server::new_clients">|
251     );
252    
253 dpavlin 427 foreach my $editable ( 'ip', 'bcast', 'netmask', 'ip_from', 'ip_to', 'domain' ) {
254 dpavlin 400 my $v = eval '$server::' . $editable;
255     push @table, ( $editable, qq|<input type=text name=$editable value="$v">| );
256     }
257    
258     foreach my $readonly ( 'base_dir', 'conf' ) {
259     my $v = eval '$server::' . $readonly;
260     push @table, ( $readonly, html::tt $v );
261     }
262    
263 dpavlin 199 print $client ok
264 dpavlin 391 , qq|<form method=get>|
265 dpavlin 400 , html::table( 2, @table )
266     , qq|
267     <input type=submit name=action value=change>
268     </form>
269     |
270 dpavlin 149 ;
271 dpavlin 400
272 dpavlin 487 } elsif ( $path =~ m{^/store/query} ) {
273     print $client ok
274 dpavlin 490 , qq|
275     <style type=text/css>
276     .z {
277     background: #eee;
278     }
279     td > pre {
280     margin: 0;
281     max-height: 3em;
282     overflow: hidden;
283     }
284     td:hover > pre {
285     max-height: 100%;
286     overflow: show;
287     }
288     </style>
289     |
290 dpavlin 487 , qq|<table>|
291     ;
292 dpavlin 490 my ( $s1,$s2 ) = ( ' class=z', '' );
293 dpavlin 487 store::query( sub {
294     my $o = shift;
295     my $p = delete( $o->{package} );
296     delete( $o->{_id} );
297 dpavlin 488
298 dpavlin 487 # XXX sigh, dump dies if we don't do this
299 dpavlin 488 delete $o->{$_} foreach ( grep { ! defined $o->{$_} } keys %$o );
300    
301 dpavlin 490 print $client qq|<tr$s1><td>|
302     , join(qq|</td><td>|, map { $p->{$_} } keys %$p )
303     , qq|</td><td><pre>|
304     , dump( $o )
305     , qq|</pre></td></tr>\n|
306     ;
307 dpavlin 489 ( $s1, $s2 ) = ( $s2, $s1 );
308 dpavlin 487 });
309     print $client qq|</table>|;
310    
311 dpavlin 162 } elsif ( $path =~ m!^/client(?:/$RE{net}{IPv4}{-keep})?! ) {
312 dpavlin 320 my $ip = $1;
313 dpavlin 419 $title = $ip if $ip;
314 dpavlin 200
315 dpavlin 326 if ( $param->{action} eq 'remove' ) {
316     client::remove( $param->{change_ip} );
317     print $client redirect("$url/client");
318     return;
319     } elsif ( $param->{action} eq 'change' ) {
320     if ( my $new_ip = client::change_ip( $ip, $param->{change_ip} ) ) {
321     print $client redirect("$url/client#$new_ip");
322     return;
323     }
324 dpavlin 200 }
325    
326 dpavlin 320 if ( ! $ip ) {
327     my $peer_ip = $client->peerhost;
328 dpavlin 319
329 dpavlin 334 my $netmask = ip::to_int $server::netmask;
330     my $network = ip::to_int($server::ip) & $netmask;
331     my $from_int = $network | $server::ip_from;
332     my $to_int = $network | $server::ip_to;
333     my $ip_int = ip::to_int $peer_ip;
334 dpavlin 320
335 dpavlin 326 # show edit for clients in our dhcp range
336 dpavlin 334 if ( $ip_int >= $from_int && $ip_int <= $to_int ) {
337 dpavlin 320 $ip = $peer_ip;
338     }
339     }
340    
341     if ( $ip && $ip ne $server::ip ) {
342 dpavlin 188
343 dpavlin 347 my @editable = ( qw/hostname config homepage/ );
344 dpavlin 346
345     client::conf( $ip, $_ => $param->{$_} ) foreach @editable;
346    
347     my $conf = client::all_conf( $ip );
348 dpavlin 347 my $config = delete $conf->{config};
349 dpavlin 346
350 dpavlin 343 my $nmap = qq|<a href=/nmap?scan=$ip>nmap</a>|;
351 dpavlin 188 my @table = (
352 dpavlin 376 'ping' => ping::host($ip)
353     ? qq|<span style="color:green">up</span> $nmap|
354     : qq|<span style="color: red">down</span> <a href=/wol/$ip>wol</a> $nmap|
355     ,
356 dpavlin 199 'ip' => qq|<input type=text name=change_ip value="$ip" onChange="document.getElementById('old_ip').style.display = '';"><span id=old_ip style="display: none; color: #888;">old: $ip<span>|,
357 dpavlin 346 'mac' => format::mac( delete $conf->{mac}, 'html' ),
358     'hostname' => qq|<input type=text name=hostname value="| . delete($conf->{hostname}) . qq|">|,
359 dpavlin 347 'config' => html::select( 'config', $config, config::available ),
360 dpavlin 346 html::conf( $ip, $conf, 'edit', @editable )
361 dpavlin 188 );
362    
363 dpavlin 199 print $client ok
364 dpavlin 162 , qq|<form method=get>|
365 dpavlin 188 , html::table( 2, @table ),
366 dpavlin 326 , qq|
367     <input type=submit name=action value=change>
368     <input type=submit name=action value=remove style="color: red">
369     </form>|
370 dpavlin 162 ;
371 dpavlin 181
372 dpavlin 347 if ( $config ) {
373     if ( my $for_ip = config::for_ip( $ip ) ) {
374     print $client qq|<h2>config::for_ip</h2>| . html::pre( $for_ip );
375     }
376     }
377    
378 dpavlin 385 if ( $conf->{amt} ) {
379     print $client qq|<h2>amt network</h2>|, html::pre_dump( amt::network( $ip ) );
380     print $client qq|<h2>amt log</h2>|, html::pre_dump( amt::log( $ip ) );
381     }
382 dpavlin 329
383 dpavlin 162 } else {
384 dpavlin 190
385 dpavlin 471 print $client ok qq|<h2>Clients on $server::ip</h2>|;
386    
387 dpavlin 334 my @ping;
388     if ( my $host = $param->{ping_target} ) {
389     @ping = ( $host );
390     } elsif ( $param->{ping} ) {
391     @ping = client::all_ips;
392     }
393    
394     my $ping = ping::fping( @ping ) if @ping;
395 dpavlin 330 my $arp = client::arp_mac_dev;
396 dpavlin 190
397 dpavlin 471 my @clients;
398    
399     foreach my $ip ( client::all_ips ) {
400    
401     my $conf = client::all_conf( $ip );
402     my $mac = delete $conf->{mac} || '';
403 dpavlin 474 my $dev = $arp->{$mac};
404 dpavlin 471
405 dpavlin 474 next unless $dev || $param->{all};
406 dpavlin 471
407     my $style
408     = 'style="color:'
409     . ( $ping->{$ip} ? 'green' : 'red' )
410     . '"'
411     if $ping;
412    
413     $style ||= '';
414     my $ip_text = qq|<tt>$ip</tt>|;
415     $ip_text = qq|<tt><b>$ip</b></tt>| if ip::in_dhcp_range($ip);
416    
417 dpavlin 474 $dev = qq|<tt>$dev</tt>| if $dev;
418    
419 dpavlin 471 push @clients
420     , qq|<a $style name=$ip target=client href=/client/$ip>$ip_text</a>|
421     , format::mac( $mac => 'html' )
422 dpavlin 474 , $dev
423 dpavlin 471 , delete $conf->{hostname}
424     , html::conf( $ip, $conf, 'inline' )
425 dpavlin 162 ;
426 dpavlin 471 }
427    
428     my $all = $param->{all} ? 0 : 1;
429    
430     print $client html::table( -5, 'ip', 'mac', qq|<a href="?all=$all">dev</a>|, 'hostname', 'conf', @clients );
431 dpavlin 330 print $client qq|
432     <form method=get>
433 dpavlin 334 <input type=text name=ping_target size=15>
434 dpavlin 330 <input type=submit name=ping value=ping>
435     </form>
436     |;
437 dpavlin 162 }
438 dpavlin 401
439    
440 dpavlin 229 } elsif ( $path =~ m{^/brctl} ) {
441 dpavlin 401
442     system 'brctl addif virtual ' . $param->{addif} if $param->{addif};
443     system 'brctl delif virtual ' . $param->{delif} if $param->{delif};
444    
445     my $in_virtual;
446    
447     my @table =
448 dpavlin 333 map {
449     my @c = split(/\t+/,$_,4);
450     if ( $#c == 1 ) {
451 dpavlin 401 $in_virtual->{ $c[1] }++;
452     @c = ( '', '', '', $c[1] );
453 dpavlin 333 } else {
454 dpavlin 401 $in_virtual->{ $c[3] }++;
455 dpavlin 333 }
456 dpavlin 401 if ( $c[3] =~ m{\d$} ) {
457     $c[3] = qq|<input type=submit name=delif value=$c[3] style="color:red" title="remove $c[3] from bridge">|;
458     }
459     @c
460 dpavlin 333 } split(/\n/, `brctl show`)
461 dpavlin 401 ;
462    
463     my @add_ifs = grep { ! $in_virtual->{$_} && $_ ne 'virtual' } ip::devices_up;
464    
465     push @table, ( '', '', '', html::select( 'addif', @add_ifs ) . qq|<input type=submit value=add></form>| );
466    
467     print $client ok
468     , qq|<form>|
469     , html::table( -4, @table )
470     , qq|</form>|
471     ;
472    
473    
474 dpavlin 224 } elsif ( $path =~ m{^/ip/?(\w+)?} ) {
475     print $client ok
476     , join("\n", map { qq|<a href=/ip/$_>$_</a>| } ( qw/link addr route neigh ntable tunnel maddr mroute xfrm/ ))
477     , ip::html( $1 )
478     ;
479 dpavlin 311 } elsif ( $path =~ m{^/nmap} ) {
480     if ( my $scan = $param->{scan} ) {
481     nmap::scan( $scan );
482     print $client redirect("$url/client#$scan");
483     } else {
484     print $client ok, qq|
485     <form method=get>
486     <input type=text name=scan>
487     <input type=submit value=scan>
488     </form>
489     |;
490     }
491 dpavlin 335 } elsif ( $path =~ m{^/wol/(\S+)} ) {
492     print $client redirect( "$url/client/$1" ), wol::power_on($1);
493 dpavlin 376 } elsif ( $path =~ m!^/amt/(\w+)/$RE{net}{IPv4}{-keep}! ) {
494     my ( $run, $ip ) = ( $1, $2 );
495     print $client redirect( "$url/client/$ip" ), amt::RemoteControl( $ip, $run );
496 dpavlin 43 } elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) {
497     eval 'our $' . $1 . ' = ' . $2;
498     warn $@ if $@;
499 dpavlin 199 print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|;
500 dpavlin 67 server::debug( $debug ) if $1 eq 'debug';
501 dpavlin 158 } elsif ( $path =~ m{^/start_stop/(\S+)} ) {
502 dpavlin 390 print $client redirect, daemons::start_stop($1,$param);
503 dpavlin 88 } elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) {
504 dpavlin 392 my ( $package, $method ) = ( $1, $2 );
505     $ENV{nr} = $1 if $package =~ s{\.(\d+)$}{};
506     $package->$method();
507 dpavlin 199 print $client redirect;
508 dpavlin 70 } elsif ( $path =~ m{^/kill/static/(\d+)} ) {
509 dpavlin 199 print $client redirect;
510 dpavlin 86 kill 1, $1 || kill 9, $2 && warn "killed $1";
511 dpavlin 43 } else {
512     print $client "HTTP/1.0 404 $path\r\nConnection: close\r\nContent-type: text/html\r\n\r\n<big>404 $path</big>";
513     warn "404 $path";
514     }
515    
516     }
517 dpavlin 53
518 dpavlin 42 sub start {
519    
520 dpavlin 229 warn 'network ', network::setup();
521 dpavlin 140
522 dpavlin 390 daemons::start_stop 'browser', { url => $url };
523 dpavlin 231 daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ );
524 dpavlin 390 # daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device
525 dpavlin 189
526 dpavlin 42 my $server = IO::Socket::INET->new(
527     Proto => 'tcp',
528 dpavlin 418 # LocalAddr => $server::ip,
529 dpavlin 42 LocalPort => $httpd::port,
530     Listen => SOMAXCONN,
531     Reuse => 1
532 dpavlin 43 ) || die "can't start server on $url: $!";
533 dpavlin 42
534     print "url $url\n";
535    
536 dpavlin 363 syslogd::install_local;
537 dpavlin 403 client::rebuild_mac_links;
538 dpavlin 363
539 dpavlin 118 while (1) {
540     my $client = $server->accept() || next; # ALARM trickle us
541 dpavlin 42 my $request = <$client>;
542    
543 dpavlin 421 my $headers;
544 dpavlin 42
545 dpavlin 421 while ( my $header = <$client> ) {
546     chomp $header;
547     last if $header =~ m{^\s*$};
548     my ( $n, $v ) = split(/:\s*/, $header);
549     $headers->{ lc $n } = $v;
550     }
551    
552     if ( my $host = $headers->{host} ) {
553     $url = 'http://' . $host;
554     $url .= ":$port" unless $url =~ m{:\d+$};
555     }
556    
557     warn "## $url ## $request", dump( $headers ) if $debug;
558    
559 dpavlin 42 if ($request =~ m{^GET (/.*) HTTP/1.[01]}) {
560 dpavlin 43 my $path = $1;
561 dpavlin 328 $path =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/ge;
562 dpavlin 42 my $param;
563 dpavlin 43 if ( $path =~ s{\?(.+)}{} ) {
564 dpavlin 42 foreach my $p ( split(/[&;]/, $1) ) {
565     my ($n,$v) = split(/=/, $p, 2);
566     $param->{$n} = $v;
567     }
568     warn "param: ",dump( $param ) if $debug;
569     }
570 dpavlin 43 get_request $client, $path, $param;
571 dpavlin 42 } else {
572     print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request";
573     warn "500 $request";
574     }
575    
576 dpavlin 379 print $client menu() . html_end() if $client->connected;
577 dpavlin 42
578     }
579    
580     die "server died";
581     }
582    
583 dpavlin 45 warn "loaded";
584    
585 dpavlin 42 1;

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