/[pxelator]/lib/PXElator/httpd.pm
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Revision 484 - (hide 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 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     my $couch_url = $url;
70     $couch_url =~ s{:\d+.+}{:5984/_utils/};
71     qq{
72     <div style="font-size: 80%; color: #888">
73 dpavlin 433 <a target=pids href=/ >home</a>
74     |
75     <a target=server href=/server >server</a>
76     <a target=server href=/brctl >brctl</a>
77     <a target=server href=/ip >ip</a>
78     |
79     <a target=couch href=$couch_url >couchdb</a>
80     |
81     <a target=client href=/nmap >nmap</a>
82     <a target=client href=/client >client</a>
83 dpavlin 431 </div>
84    
85     }}
86    
87    
88 dpavlin 42 sub static {
89     my ($client,$path) = @_;
90    
91 dpavlin 65 my $full = "$server::base_dir/tftp/$path";
92 dpavlin 42
93 dpavlin 65 return if ! -f $full;
94 dpavlin 42
95 dpavlin 402 return if $full =~ m{\.ico$};
96    
97 dpavlin 70 if ( my $pid = fork ) {
98     # parent
99     close($client);
100     $static_pids->{$pid} = $path;
101     return 1;
102     }
103    
104 dpavlin 65 my $type = 'application/octet-stream';
105 dpavlin 42 $type = 'text/html' if $path =~ m{\.htm};
106     $type = 'application/javascript' if $path =~ m{\.js};
107 dpavlin 65 $type = 'text/plain' if $path =~ m{\.txt};
108 dpavlin 42
109 dpavlin 65 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 dpavlin 96 my $block = 1400; # try not to fragment packages (pxelinux seems to have problems with it)
116 dpavlin 65 my $buff;
117     my $pos = 0;
118    
119 dpavlin 482 store::audit( 'static', { pid => $$, path => $path, type => $type, size => $size, block => $block, peerhost => $client->peerhost });
120 dpavlin 96
121 dpavlin 115 progress_bar::start;
122 dpavlin 105
123 dpavlin 65 while( my $len = read $fh, $buff, $block ) {
124 dpavlin 107 print $client $buff;
125 dpavlin 105 $client->flush;
126 dpavlin 65 $pos += $len;
127 dpavlin 115 progress_bar::tick( $path, $pos, $size );
128 dpavlin 42 }
129 dpavlin 65 close($fh);
130     close($client);
131 dpavlin 42
132 dpavlin 105 print STDERR "\n";
133 dpavlin 65
134 dpavlin 107 exit(0);
135 dpavlin 42 }
136    
137 dpavlin 199 sub ok {
138 dpavlin 379 qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . html_start() . menu()
139 dpavlin 199 }
140 dpavlin 67
141 dpavlin 199 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 dpavlin 484 sub toggle {
148     my $v = shift;
149     return $v ? 0 : 1;
150     }
151    
152 dpavlin 43 sub get_request {
153     my ( $client, $path, $param ) = @_;
154    
155 dpavlin 128 server->refresh;
156    
157 dpavlin 482 store::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } );
158 dpavlin 43
159 dpavlin 379 $title = $path;
160    
161 dpavlin 43 if ( my $found = static( $client,$path ) ) {
162     warn "static $found" if $debug;
163     } elsif ( $path eq '/' ) {
164 dpavlin 53
165 dpavlin 251 my @rows;
166 dpavlin 70
167 dpavlin 96 my $debug_proc = '';
168 dpavlin 71
169 dpavlin 243 warn "XXX pids = ", dump( $daemons::pids );
170    
171 dpavlin 185 foreach my $name ( sort keys %$daemons::pids ) {
172 dpavlin 243 my $pid = $daemons::pids->{$name}; # || next;
173 dpavlin 43
174 dpavlin 173 my $html;
175 dpavlin 66
176 dpavlin 81 my $proc = "/proc/$pid/status";
177 dpavlin 71
178 dpavlin 81 if ( -e $proc ) {
179 dpavlin 173 $html .= qq|<a href=/start_stop/$name>$pid</a>|;
180 dpavlin 81 if ( $debug ) {
181 dpavlin 225 $html .= qq| <a name=$pid href=#proc-$pid>?</a>| if $name->can('start');
182 dpavlin 81
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 dpavlin 390 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 dpavlin 81 }
196 dpavlin 88
197 dpavlin 390 if ( $class->can('actions') ) {
198     $html .= qq| <a href=/action/$name/$_>$_</a>| foreach $class->actions;
199 dpavlin 88 }
200 dpavlin 173 } else {
201 dpavlin 243 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 dpavlin 225 if ( $name->can('fork_actions') ) {
208     $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_actions;
209     }
210 dpavlin 71 }
211    
212 dpavlin 243 die "no html generated" unless $html;
213    
214 dpavlin 66 push @rows, ( $name => $html );
215     }
216    
217 dpavlin 91 my $below_table = '';
218    
219 dpavlin 78 warn 'static_pids: ', dump( $static_pids ) if $debug;
220 dpavlin 70 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 dpavlin 91 } elsif ( $param->{clean_completed_downloads} ) {
225     delete $static_pids->{$pid}
226 dpavlin 70 } else {
227     push @rows, ( $path => "$pid competed" );
228 dpavlin 91 $below_table = qq|<a href="/?clean_completed_downloads=1">clean completed downloads</a>|;
229 dpavlin 70 }
230     }
231    
232 dpavlin 405 my $kvm = kvm::next_nr;
233 dpavlin 407 $kvm = qq|<div><a href=/start_stop/kvm?nr=$kvm>create new kvm $kvm</a></div>|;
234 dpavlin 405
235 dpavlin 199 print $client ok
236 dpavlin 72 , html::table( 2, @rows )
237 dpavlin 407 , $below_table
238 dpavlin 405 , $kvm
239 dpavlin 72 , html::tabs( log::mac_changes )
240     , $debug_proc
241     ;
242 dpavlin 66
243 dpavlin 149 } elsif ( $path =~ m{^/server} ) {
244 dpavlin 400 foreach my $name ( keys %$param ) {
245     eval '$server::' . $name . '= $param->{$name}';
246 dpavlin 391 }
247 dpavlin 400 my @table = (
248 dpavlin 484 'debug' => qq|<a href=/our/debug/| . toggle($debug) . qq|>$debug</a>|,
249 dpavlin 400 , 'new_clients' => qq|<input type=text name=new_clients size=3 value="$server::new_clients">|
250     );
251    
252 dpavlin 427 foreach my $editable ( 'ip', 'bcast', 'netmask', 'ip_from', 'ip_to', 'domain' ) {
253 dpavlin 400 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 dpavlin 199 print $client ok
263 dpavlin 391 , qq|<form method=get>|
264 dpavlin 400 , html::table( 2, @table )
265     , qq|
266     <input type=submit name=action value=change>
267     </form>
268     |
269 dpavlin 149 ;
270 dpavlin 400
271 dpavlin 162 } elsif ( $path =~ m!^/client(?:/$RE{net}{IPv4}{-keep})?! ) {
272 dpavlin 320 my $ip = $1;
273 dpavlin 419 $title = $ip if $ip;
274 dpavlin 200
275 dpavlin 326 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 dpavlin 200 }
285    
286 dpavlin 320 if ( ! $ip ) {
287     my $peer_ip = $client->peerhost;
288 dpavlin 319
289 dpavlin 334 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 dpavlin 320
295 dpavlin 326 # show edit for clients in our dhcp range
296 dpavlin 334 if ( $ip_int >= $from_int && $ip_int <= $to_int ) {
297 dpavlin 320 $ip = $peer_ip;
298     }
299     }
300    
301     if ( $ip && $ip ne $server::ip ) {
302 dpavlin 188
303 dpavlin 347 my @editable = ( qw/hostname config homepage/ );
304 dpavlin 346
305     client::conf( $ip, $_ => $param->{$_} ) foreach @editable;
306    
307     my $conf = client::all_conf( $ip );
308 dpavlin 347 my $config = delete $conf->{config};
309 dpavlin 346
310 dpavlin 343 my $nmap = qq|<a href=/nmap?scan=$ip>nmap</a>|;
311 dpavlin 188 my @table = (
312 dpavlin 376 '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> $nmap|
315     ,
316 dpavlin 199 'ip' => qq|<input type=text name=change_ip value="$ip" onChange="document.getElementById('old_ip').style.display = '';"><span id=old_ip style="display: none; color: #888;">old: $ip<span>|,
317 dpavlin 346 'mac' => format::mac( delete $conf->{mac}, 'html' ),
318     'hostname' => qq|<input type=text name=hostname value="| . delete($conf->{hostname}) . qq|">|,
319 dpavlin 347 'config' => html::select( 'config', $config, config::available ),
320 dpavlin 346 html::conf( $ip, $conf, 'edit', @editable )
321 dpavlin 188 );
322    
323 dpavlin 199 print $client ok
324 dpavlin 162 , qq|<form method=get>|
325 dpavlin 188 , html::table( 2, @table ),
326 dpavlin 326 , qq|
327     <input type=submit name=action value=change>
328     <input type=submit name=action value=remove style="color: red">
329     </form>|
330 dpavlin 162 ;
331 dpavlin 181
332 dpavlin 347 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 dpavlin 385 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 dpavlin 329
343 dpavlin 162 } else {
344 dpavlin 190
345 dpavlin 471 print $client ok qq|<h2>Clients on $server::ip</h2>|;
346    
347 dpavlin 334 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 dpavlin 330 my $arp = client::arp_mac_dev;
356 dpavlin 190
357 dpavlin 471 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 dpavlin 474 my $dev = $arp->{$mac};
364 dpavlin 471
365 dpavlin 474 next unless $dev || $param->{all};
366 dpavlin 471
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 dpavlin 474 $dev = qq|<tt>$dev</tt>| if $dev;
378    
379 dpavlin 471 push @clients
380     , qq|<a $style name=$ip target=client href=/client/$ip>$ip_text</a>|
381     , format::mac( $mac => 'html' )
382 dpavlin 474 , $dev
383 dpavlin 471 , delete $conf->{hostname}
384     , html::conf( $ip, $conf, 'inline' )
385 dpavlin 162 ;
386 dpavlin 471 }
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 dpavlin 330 print $client qq|
392     <form method=get>
393 dpavlin 334 <input type=text name=ping_target size=15>
394 dpavlin 330 <input type=submit name=ping value=ping>
395     </form>
396     |;
397 dpavlin 162 }
398 dpavlin 401
399    
400 dpavlin 229 } elsif ( $path =~ m{^/brctl} ) {
401 dpavlin 401
402     system 'brctl addif virtual ' . $param->{addif} if $param->{addif};
403     system 'brctl delif virtual ' . $param->{delif} if $param->{delif};
404    
405     my $in_virtual;
406    
407     my @table =
408 dpavlin 333 map {
409     my @c = split(/\t+/,$_,4);
410     if ( $#c == 1 ) {
411 dpavlin 401 $in_virtual->{ $c[1] }++;
412     @c = ( '', '', '', $c[1] );
413 dpavlin 333 } else {
414 dpavlin 401 $in_virtual->{ $c[3] }++;
415 dpavlin 333 }
416 dpavlin 401 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 dpavlin 333 } split(/\n/, `brctl show`)
421 dpavlin 401 ;
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 dpavlin 224 } 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 dpavlin 311 } 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 dpavlin 335 } elsif ( $path =~ m{^/wol/(\S+)} ) {
452     print $client redirect( "$url/client/$1" ), wol::power_on($1);
453 dpavlin 376 } 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 dpavlin 43 } elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) {
457     eval 'our $' . $1 . ' = ' . $2;
458     warn $@ if $@;
459 dpavlin 199 print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|;
460 dpavlin 67 server::debug( $debug ) if $1 eq 'debug';
461 dpavlin 158 } elsif ( $path =~ m{^/start_stop/(\S+)} ) {
462 dpavlin 390 print $client redirect, daemons::start_stop($1,$param);
463 dpavlin 88 } elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) {
464 dpavlin 392 my ( $package, $method ) = ( $1, $2 );
465     $ENV{nr} = $1 if $package =~ s{\.(\d+)$}{};
466     $package->$method();
467 dpavlin 199 print $client redirect;
468 dpavlin 70 } elsif ( $path =~ m{^/kill/static/(\d+)} ) {
469 dpavlin 199 print $client redirect;
470 dpavlin 86 kill 1, $1 || kill 9, $2 && warn "killed $1";
471 dpavlin 43 } 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 dpavlin 53
478 dpavlin 42 sub start {
479    
480 dpavlin 229 warn 'network ', network::setup();
481 dpavlin 140
482 dpavlin 390 daemons::start_stop 'browser', { url => $url };
483 dpavlin 231 daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ );
484 dpavlin 390 # daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device
485 dpavlin 189
486 dpavlin 42 my $server = IO::Socket::INET->new(
487     Proto => 'tcp',
488 dpavlin 418 # LocalAddr => $server::ip,
489 dpavlin 42 LocalPort => $httpd::port,
490     Listen => SOMAXCONN,
491     Reuse => 1
492 dpavlin 43 ) || die "can't start server on $url: $!";
493 dpavlin 42
494     print "url $url\n";
495    
496 dpavlin 363 syslogd::install_local;
497 dpavlin 403 client::rebuild_mac_links;
498 dpavlin 363
499 dpavlin 118 while (1) {
500     my $client = $server->accept() || next; # ALARM trickle us
501 dpavlin 42 my $request = <$client>;
502    
503 dpavlin 421 my $headers;
504 dpavlin 42
505 dpavlin 421 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 $debug;
518    
519 dpavlin 42 if ($request =~ m{^GET (/.*) HTTP/1.[01]}) {
520 dpavlin 43 my $path = $1;
521 dpavlin 328 $path =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/ge;
522 dpavlin 42 my $param;
523 dpavlin 43 if ( $path =~ s{\?(.+)}{} ) {
524 dpavlin 42 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 dpavlin 43 get_request $client, $path, $param;
531 dpavlin 42 } 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 dpavlin 379 print $client menu() . html_end() if $client->connected;
537 dpavlin 42
538     }
539    
540     die "server died";
541     }
542    
543 dpavlin 45 warn "loaded";
544    
545 dpavlin 42 1;

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