/[pxelator]/lib/PXElator/httpd.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
ViewVC logotype

Contents of /lib/PXElator/httpd.pm

Parent Directory Parent Directory | Revision Log Revision Log


Revision 484 - (show annotations)
Sat Jan 23 19:45:11 2010 UTC (14 years, 3 months ago) by dpavlin
File size: 13385 byte(s)
stop using boolean package
1 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 use Regexp::Common qw/net/;
21
22 our $title;
23
24 sub html_start {
25 qq{
26 <html>
27 <head>
28 <title>$title</title>
29 </head>
30 <body>
31 }}
32
33 sub html_end {
34 qq{
35 </body>
36 </html>
37 }}
38
39 our $port = 7777;
40
41 use server;
42 our $debug = server::debug;
43 our $url = "http://$server::ip:$port";
44
45 use html;
46 our $static_pids;
47 use progress_bar;
48 use config;
49 use client;
50 use log;
51 use x11;
52 use amt;
53 use daemons;
54
55 use kvm;
56 use browser;
57 use network;
58 use ip;
59 use wireshark;
60 use syslogd;
61 use nmap;
62 use ping;
63 use wol;
64
65 use store;
66
67
68 sub menu {
69 my $couch_url = $url;
70 $couch_url =~ s{:\d+.+}{:5984/_utils/};
71 qq{
72 <div style="font-size: 80%; color: #888">
73 <a target=pids href=/ >home</a>
74 |
75 <a target=server href=/server >server</a>
76 <a target=server href=/brctl >brctl</a>
77 <a target=server href=/ip >ip</a>
78 |
79 <a target=couch href=$couch_url >couchdb</a>
80 |
81 <a target=client href=/nmap >nmap</a>
82 <a target=client href=/client >client</a>
83 </div>
84
85 }}
86
87
88 sub static {
89 my ($client,$path) = @_;
90
91 my $full = "$server::base_dir/tftp/$path";
92
93 return if ! -f $full;
94
95 return if $full =~ m{\.ico$};
96
97 if ( my $pid = fork ) {
98 # parent
99 close($client);
100 $static_pids->{$pid} = $path;
101 return 1;
102 }
103
104 my $type = 'application/octet-stream';
105 $type = 'text/html' if $path =~ m{\.htm};
106 $type = 'application/javascript' if $path =~ m{\.js};
107 $type = 'text/plain' if $path =~ m{\.txt};
108
109 my $size = -s $full || return;
110
111 print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\nContent-Length: $size\r\nConnection: close\r\n\r\n";
112
113 open(my $fh, $full);
114
115 my $block = 1400; # try not to fragment packages (pxelinux seems to have problems with it)
116 my $buff;
117 my $pos = 0;
118
119 store::audit( 'static', { pid => $$, path => $path, type => $type, size => $size, block => $block, peerhost => $client->peerhost });
120
121 progress_bar::start;
122
123 while( my $len = read $fh, $buff, $block ) {
124 print $client $buff;
125 $client->flush;
126 $pos += $len;
127 progress_bar::tick( $path, $pos, $size );
128 }
129 close($fh);
130 close($client);
131
132 print STDERR "\n";
133
134 exit(0);
135 }
136
137 sub ok {
138 qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . html_start() . menu()
139 }
140
141 sub redirect {
142 my $to = shift;
143 $to ||= $url;
144 qq|HTTP/1.1 302 Found\r\nContent-type: text/html\r\nLocation: $to\r\n\r\n|
145 }
146
147 sub toggle {
148 my $v = shift;
149 return $v ? 0 : 1;
150 }
151
152 sub get_request {
153 my ( $client, $path, $param ) = @_;
154
155 server->refresh;
156
157 store::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } );
158
159 $title = $path;
160
161 if ( my $found = static( $client,$path ) ) {
162 warn "static $found" if $debug;
163 } elsif ( $path eq '/' ) {
164
165 my @rows;
166
167 my $debug_proc = '';
168
169 warn "XXX pids = ", dump( $daemons::pids );
170
171 foreach my $name ( sort keys %$daemons::pids ) {
172 my $pid = $daemons::pids->{$name}; # || next;
173
174 my $html;
175
176 my $proc = "/proc/$pid/status";
177
178 if ( -e $proc ) {
179 $html .= qq|<a href=/start_stop/$name>$pid</a>|;
180 if ( $debug ) {
181 $html .= qq| <a name=$pid href=#proc-$pid>?</a>| if $name->can('start');
182
183 $debug_proc
184 .= qq|<a name=proc-$pid href=#$pid>$proc</a><pre style="font-size: 10%">|
185 . read_file($proc)
186 . qq|</pre>|
187 ;
188 }
189
190 my $class = $name;
191 $class =~ s{\.\d+$}{};
192
193 if ( $class->can('fork_if_active') ) {
194 $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $class->fork_if_active;
195 }
196
197 if ( $class->can('actions') ) {
198 $html .= qq| <a href=/action/$name/$_>$_</a>| foreach $class->actions;
199 }
200 } else {
201 if ( $pid =~ m{^\d+$} ) {
202 $html .= qq|$pid exited |
203 } else {
204 $html .= qq|$pid |;
205 }
206 $html .= qq|<a href=/start_stop/$name>restart</a>| if $pid || $name->can('start');
207 if ( $name->can('fork_actions') ) {
208 $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_actions;
209 }
210 }
211
212 die "no html generated" unless $html;
213
214 push @rows, ( $name => $html );
215 }
216
217 my $below_table = '';
218
219 warn 'static_pids: ', dump( $static_pids ) if $debug;
220 foreach my $pid ( keys %$static_pids ) {
221 my $path = $static_pids->{$pid};
222 if ( -d "/proc/$pid" ) {
223 push @rows, ( $path => qq|<a href=/kill/static/$pid>$pid</a>| );
224 } elsif ( $param->{clean_completed_downloads} ) {
225 delete $static_pids->{$pid}
226 } else {
227 push @rows, ( $path => "$pid competed" );
228 $below_table = qq|<a href="/?clean_completed_downloads=1">clean completed downloads</a>|;
229 }
230 }
231
232 my $kvm = kvm::next_nr;
233 $kvm = qq|<div><a href=/start_stop/kvm?nr=$kvm>create new kvm $kvm</a></div>|;
234
235 print $client ok
236 , html::table( 2, @rows )
237 , $below_table
238 , $kvm
239 , html::tabs( log::mac_changes )
240 , $debug_proc
241 ;
242
243 } elsif ( $path =~ m{^/server} ) {
244 foreach my $name ( keys %$param ) {
245 eval '$server::' . $name . '= $param->{$name}';
246 }
247 my @table = (
248 'debug' => qq|<a href=/our/debug/| . toggle($debug) . qq|>$debug</a>|,
249 , 'new_clients' => qq|<input type=text name=new_clients size=3 value="$server::new_clients">|
250 );
251
252 foreach my $editable ( 'ip', 'bcast', 'netmask', 'ip_from', 'ip_to', 'domain' ) {
253 my $v = eval '$server::' . $editable;
254 push @table, ( $editable, qq|<input type=text name=$editable value="$v">| );
255 }
256
257 foreach my $readonly ( 'base_dir', 'conf' ) {
258 my $v = eval '$server::' . $readonly;
259 push @table, ( $readonly, html::tt $v );
260 }
261
262 print $client ok
263 , qq|<form method=get>|
264 , html::table( 2, @table )
265 , qq|
266 <input type=submit name=action value=change>
267 </form>
268 |
269 ;
270
271 } elsif ( $path =~ m!^/client(?:/$RE{net}{IPv4}{-keep})?! ) {
272 my $ip = $1;
273 $title = $ip if $ip;
274
275 if ( $param->{action} eq 'remove' ) {
276 client::remove( $param->{change_ip} );
277 print $client redirect("$url/client");
278 return;
279 } elsif ( $param->{action} eq 'change' ) {
280 if ( my $new_ip = client::change_ip( $ip, $param->{change_ip} ) ) {
281 print $client redirect("$url/client#$new_ip");
282 return;
283 }
284 }
285
286 if ( ! $ip ) {
287 my $peer_ip = $client->peerhost;
288
289 my $netmask = ip::to_int $server::netmask;
290 my $network = ip::to_int($server::ip) & $netmask;
291 my $from_int = $network | $server::ip_from;
292 my $to_int = $network | $server::ip_to;
293 my $ip_int = ip::to_int $peer_ip;
294
295 # show edit for clients in our dhcp range
296 if ( $ip_int >= $from_int && $ip_int <= $to_int ) {
297 $ip = $peer_ip;
298 }
299 }
300
301 if ( $ip && $ip ne $server::ip ) {
302
303 my @editable = ( qw/hostname config homepage/ );
304
305 client::conf( $ip, $_ => $param->{$_} ) foreach @editable;
306
307 my $conf = client::all_conf( $ip );
308 my $config = delete $conf->{config};
309
310 my $nmap = qq|<a href=/nmap?scan=$ip>nmap</a>|;
311 my @table = (
312 'ping' => ping::host($ip)
313 ? qq|<span style="color:green">up</span> $nmap|
314 : qq|<span style="color: red">down</span> <a href=/wol/$ip>wol</a> $nmap|
315 ,
316 'ip' => qq|<input type=text name=change_ip value="$ip" onChange="document.getElementById('old_ip').style.display = '';"><span id=old_ip style="display: none; color: #888;">old: $ip<span>|,
317 'mac' => format::mac( delete $conf->{mac}, 'html' ),
318 'hostname' => qq|<input type=text name=hostname value="| . delete($conf->{hostname}) . qq|">|,
319 'config' => html::select( 'config', $config, config::available ),
320 html::conf( $ip, $conf, 'edit', @editable )
321 );
322
323 print $client ok
324 , qq|<form method=get>|
325 , html::table( 2, @table ),
326 , qq|
327 <input type=submit name=action value=change>
328 <input type=submit name=action value=remove style="color: red">
329 </form>|
330 ;
331
332 if ( $config ) {
333 if ( my $for_ip = config::for_ip( $ip ) ) {
334 print $client qq|<h2>config::for_ip</h2>| . html::pre( $for_ip );
335 }
336 }
337
338 if ( $conf->{amt} ) {
339 print $client qq|<h2>amt network</h2>|, html::pre_dump( amt::network( $ip ) );
340 print $client qq|<h2>amt log</h2>|, html::pre_dump( amt::log( $ip ) );
341 }
342
343 } else {
344
345 print $client ok qq|<h2>Clients on $server::ip</h2>|;
346
347 my @ping;
348 if ( my $host = $param->{ping_target} ) {
349 @ping = ( $host );
350 } elsif ( $param->{ping} ) {
351 @ping = client::all_ips;
352 }
353
354 my $ping = ping::fping( @ping ) if @ping;
355 my $arp = client::arp_mac_dev;
356
357 my @clients;
358
359 foreach my $ip ( client::all_ips ) {
360
361 my $conf = client::all_conf( $ip );
362 my $mac = delete $conf->{mac} || '';
363 my $dev = $arp->{$mac};
364
365 next unless $dev || $param->{all};
366
367 my $style
368 = 'style="color:'
369 . ( $ping->{$ip} ? 'green' : 'red' )
370 . '"'
371 if $ping;
372
373 $style ||= '';
374 my $ip_text = qq|<tt>$ip</tt>|;
375 $ip_text = qq|<tt><b>$ip</b></tt>| if ip::in_dhcp_range($ip);
376
377 $dev = qq|<tt>$dev</tt>| if $dev;
378
379 push @clients
380 , qq|<a $style name=$ip target=client href=/client/$ip>$ip_text</a>|
381 , format::mac( $mac => 'html' )
382 , $dev
383 , delete $conf->{hostname}
384 , html::conf( $ip, $conf, 'inline' )
385 ;
386 }
387
388 my $all = $param->{all} ? 0 : 1;
389
390 print $client html::table( -5, 'ip', 'mac', qq|<a href="?all=$all">dev</a>|, 'hostname', 'conf', @clients );
391 print $client qq|
392 <form method=get>
393 <input type=text name=ping_target size=15>
394 <input type=submit name=ping value=ping>
395 </form>
396 |;
397 }
398
399
400 } elsif ( $path =~ m{^/brctl} ) {
401
402 system 'brctl addif virtual ' . $param->{addif} if $param->{addif};
403 system 'brctl delif virtual ' . $param->{delif} if $param->{delif};
404
405 my $in_virtual;
406
407 my @table =
408 map {
409 my @c = split(/\t+/,$_,4);
410 if ( $#c == 1 ) {
411 $in_virtual->{ $c[1] }++;
412 @c = ( '', '', '', $c[1] );
413 } else {
414 $in_virtual->{ $c[3] }++;
415 }
416 if ( $c[3] =~ m{\d$} ) {
417 $c[3] = qq|<input type=submit name=delif value=$c[3] style="color:red" title="remove $c[3] from bridge">|;
418 }
419 @c
420 } split(/\n/, `brctl show`)
421 ;
422
423 my @add_ifs = grep { ! $in_virtual->{$_} && $_ ne 'virtual' } ip::devices_up;
424
425 push @table, ( '', '', '', html::select( 'addif', @add_ifs ) . qq|<input type=submit value=add></form>| );
426
427 print $client ok
428 , qq|<form>|
429 , html::table( -4, @table )
430 , qq|</form>|
431 ;
432
433
434 } elsif ( $path =~ m{^/ip/?(\w+)?} ) {
435 print $client ok
436 , join("\n", map { qq|<a href=/ip/$_>$_</a>| } ( qw/link addr route neigh ntable tunnel maddr mroute xfrm/ ))
437 , ip::html( $1 )
438 ;
439 } elsif ( $path =~ m{^/nmap} ) {
440 if ( my $scan = $param->{scan} ) {
441 nmap::scan( $scan );
442 print $client redirect("$url/client#$scan");
443 } else {
444 print $client ok, qq|
445 <form method=get>
446 <input type=text name=scan>
447 <input type=submit value=scan>
448 </form>
449 |;
450 }
451 } elsif ( $path =~ m{^/wol/(\S+)} ) {
452 print $client redirect( "$url/client/$1" ), wol::power_on($1);
453 } elsif ( $path =~ m!^/amt/(\w+)/$RE{net}{IPv4}{-keep}! ) {
454 my ( $run, $ip ) = ( $1, $2 );
455 print $client redirect( "$url/client/$ip" ), amt::RemoteControl( $ip, $run );
456 } elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) {
457 eval 'our $' . $1 . ' = ' . $2;
458 warn $@ if $@;
459 print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|;
460 server::debug( $debug ) if $1 eq 'debug';
461 } elsif ( $path =~ m{^/start_stop/(\S+)} ) {
462 print $client redirect, daemons::start_stop($1,$param);
463 } elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) {
464 my ( $package, $method ) = ( $1, $2 );
465 $ENV{nr} = $1 if $package =~ s{\.(\d+)$}{};
466 $package->$method();
467 print $client redirect;
468 } elsif ( $path =~ m{^/kill/static/(\d+)} ) {
469 print $client redirect;
470 kill 1, $1 || kill 9, $2 && warn "killed $1";
471 } else {
472 print $client "HTTP/1.0 404 $path\r\nConnection: close\r\nContent-type: text/html\r\n\r\n<big>404 $path</big>";
473 warn "404 $path";
474 }
475
476 }
477
478 sub start {
479
480 warn 'network ', network::setup();
481
482 daemons::start_stop 'browser', { url => $url };
483 daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ );
484 # daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device
485
486 my $server = IO::Socket::INET->new(
487 Proto => 'tcp',
488 # LocalAddr => $server::ip,
489 LocalPort => $httpd::port,
490 Listen => SOMAXCONN,
491 Reuse => 1
492 ) || die "can't start server on $url: $!";
493
494 print "url $url\n";
495
496 syslogd::install_local;
497 client::rebuild_mac_links;
498
499 while (1) {
500 my $client = $server->accept() || next; # ALARM trickle us
501 my $request = <$client>;
502
503 my $headers;
504
505 while ( my $header = <$client> ) {
506 chomp $header;
507 last if $header =~ m{^\s*$};
508 my ( $n, $v ) = split(/:\s*/, $header);
509 $headers->{ lc $n } = $v;
510 }
511
512 if ( my $host = $headers->{host} ) {
513 $url = 'http://' . $host;
514 $url .= ":$port" unless $url =~ m{:\d+$};
515 }
516
517 warn "## $url ## $request", dump( $headers ) if $debug;
518
519 if ($request =~ m{^GET (/.*) HTTP/1.[01]}) {
520 my $path = $1;
521 $path =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/ge;
522 my $param;
523 if ( $path =~ s{\?(.+)}{} ) {
524 foreach my $p ( split(/[&;]/, $1) ) {
525 my ($n,$v) = split(/=/, $p, 2);
526 $param->{$n} = $v;
527 }
528 warn "param: ",dump( $param ) if $debug;
529 }
530 get_request $client, $path, $param;
531 } else {
532 print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request";
533 warn "500 $request";
534 }
535
536 print $client menu() . html_end() if $client->connected;
537
538 }
539
540 die "server died";
541 }
542
543 warn "loaded";
544
545 1;

  ViewVC Help
Powered by ViewVC 1.1.26