/[pxelator]/lib/PXElator/httpd.pm
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Revision 403 - (hide annotations)
Tue Sep 8 20:38:26 2009 UTC (14 years, 7 months ago) by dpavlin
File size: 12441 byte(s)
rebuild mac links
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     sub menu {
40     qq{
41 dpavlin 149 <div style="font-size: 80%; color: #888">
42     <a href=/>home</a>
43     <a href=/server>server</a>
44 dpavlin 229 <a href=/brctl>brctl</a>
45 dpavlin 224 <a href=/ip>ip</a>
46 dpavlin 311 <a href=/nmap>nmap</a>
47 dpavlin 153 <a href=/client>client</a>
48 dpavlin 149 </div>
49    
50     }}
51    
52 dpavlin 42 our $port = 7777;
53    
54     use server;
55 dpavlin 67 our $debug = server::debug;
56 dpavlin 64 our $url = "http://$server::ip:$port";
57 dpavlin 42
58 dpavlin 43 use html;
59 dpavlin 70 our $static_pids;
60 dpavlin 115 use progress_bar;
61 dpavlin 153 use config;
62 dpavlin 159 use client;
63     use log;
64 dpavlin 173 use x11;
65 dpavlin 181 use amt;
66 dpavlin 185 use boolean;
67     use daemons;
68 dpavlin 43
69 dpavlin 185 use kvm;
70     use browser;
71     use network;
72 dpavlin 224 use ip;
73 dpavlin 225 use wireshark;
74 dpavlin 231 use syslogd;
75 dpavlin 311 use nmap;
76 dpavlin 335 use ping;
77     use wol;
78 dpavlin 185
79 dpavlin 207 use CouchDB;
80 dpavlin 185
81 dpavlin 42 sub static {
82     my ($client,$path) = @_;
83    
84 dpavlin 65 my $full = "$server::base_dir/tftp/$path";
85 dpavlin 42
86 dpavlin 65 return if ! -f $full;
87 dpavlin 42
88 dpavlin 402 return if $full =~ m{\.ico$};
89    
90 dpavlin 70 if ( my $pid = fork ) {
91     # parent
92     close($client);
93     $static_pids->{$pid} = $path;
94     return 1;
95     }
96    
97 dpavlin 65 my $type = 'application/octet-stream';
98 dpavlin 42 $type = 'text/html' if $path =~ m{\.htm};
99     $type = 'application/javascript' if $path =~ m{\.js};
100 dpavlin 65 $type = 'text/plain' if $path =~ m{\.txt};
101 dpavlin 42
102 dpavlin 65 my $size = -s $full || return;
103    
104     print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\nContent-Length: $size\r\nConnection: close\r\n\r\n";
105    
106     open(my $fh, $full);
107    
108 dpavlin 96 my $block = 1400; # try not to fragment packages (pxelinux seems to have problems with it)
109 dpavlin 65 my $buff;
110     my $pos = 0;
111    
112 dpavlin 208 CouchDB::audit( 'static', { pid => $$, path => $path, type => $type, size => $size, block => $block, peerhost => $client->peerhost });
113 dpavlin 96
114 dpavlin 115 progress_bar::start;
115 dpavlin 105
116 dpavlin 65 while( my $len = read $fh, $buff, $block ) {
117 dpavlin 107 print $client $buff;
118 dpavlin 105 $client->flush;
119 dpavlin 65 $pos += $len;
120 dpavlin 115 progress_bar::tick( $path, $pos, $size );
121 dpavlin 42 }
122 dpavlin 65 close($fh);
123     close($client);
124 dpavlin 42
125 dpavlin 105 print STDERR "\n";
126 dpavlin 65
127 dpavlin 107 exit(0);
128 dpavlin 42 }
129    
130 dpavlin 199 sub ok {
131 dpavlin 379 qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . html_start() . menu()
132 dpavlin 199 }
133 dpavlin 67
134 dpavlin 199 sub redirect {
135     my $to = shift;
136     $to ||= $url;
137     qq|HTTP/1.1 302 Found\r\nContent-type: text/html\r\nLocation: $to\r\n\r\n|
138     }
139    
140 dpavlin 43 sub get_request {
141     my ( $client, $path, $param ) = @_;
142    
143 dpavlin 128 server->refresh;
144    
145 dpavlin 208 CouchDB::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } );
146 dpavlin 43
147 dpavlin 379 $title = $path;
148    
149 dpavlin 43 if ( my $found = static( $client,$path ) ) {
150     warn "static $found" if $debug;
151     } elsif ( $path eq '/' ) {
152 dpavlin 53
153 dpavlin 251 my @rows;
154 dpavlin 70
155 dpavlin 96 my $debug_proc = '';
156 dpavlin 71
157 dpavlin 243 warn "XXX pids = ", dump( $daemons::pids );
158    
159 dpavlin 185 foreach my $name ( sort keys %$daemons::pids ) {
160 dpavlin 243 my $pid = $daemons::pids->{$name}; # || next;
161 dpavlin 43
162 dpavlin 173 my $html;
163 dpavlin 66
164 dpavlin 81 my $proc = "/proc/$pid/status";
165 dpavlin 71
166 dpavlin 81 if ( -e $proc ) {
167 dpavlin 173 $html .= qq|<a href=/start_stop/$name>$pid</a>|;
168 dpavlin 81 if ( $debug ) {
169 dpavlin 225 $html .= qq| <a name=$pid href=#proc-$pid>?</a>| if $name->can('start');
170 dpavlin 81
171     $debug_proc
172     .= qq|<a name=proc-$pid href=#$pid>$proc</a><pre style="font-size: 10%">|
173     . read_file($proc)
174     . qq|</pre>|
175     ;
176     }
177    
178 dpavlin 390 my $class = $name;
179     $class =~ s{\.\d+$}{};
180    
181     if ( $class->can('fork_if_active') ) {
182     $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $class->fork_if_active;
183 dpavlin 81 }
184 dpavlin 88
185 dpavlin 390 if ( $class->can('actions') ) {
186     $html .= qq| <a href=/action/$name/$_>$_</a>| foreach $class->actions;
187 dpavlin 88 }
188 dpavlin 173 } else {
189 dpavlin 243 if ( $pid =~ m{^\d+$} ) {
190     $html .= qq|$pid exited |
191     } else {
192     $html .= qq|$pid |;
193     }
194     $html .= qq|<a href=/start_stop/$name>restart</a>| if $pid || $name->can('start');
195 dpavlin 225 if ( $name->can('fork_actions') ) {
196     $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_actions;
197     }
198 dpavlin 71 }
199    
200 dpavlin 243 die "no html generated" unless $html;
201    
202 dpavlin 66 push @rows, ( $name => $html );
203     }
204    
205 dpavlin 91 my $below_table = '';
206    
207 dpavlin 78 warn 'static_pids: ', dump( $static_pids ) if $debug;
208 dpavlin 70 foreach my $pid ( keys %$static_pids ) {
209     my $path = $static_pids->{$pid};
210     if ( -d "/proc/$pid" ) {
211     push @rows, ( $path => qq|<a href=/kill/static/$pid>$pid</a>| );
212 dpavlin 91 } elsif ( $param->{clean_completed_downloads} ) {
213     delete $static_pids->{$pid}
214 dpavlin 70 } else {
215     push @rows, ( $path => "$pid competed" );
216 dpavlin 91 $below_table = qq|<a href="/?clean_completed_downloads=1">clean completed downloads</a>|;
217 dpavlin 70 }
218     }
219    
220 dpavlin 199 print $client ok
221 dpavlin 72 , html::table( 2, @rows )
222 dpavlin 91 , $below_table
223 dpavlin 72 , html::tabs( log::mac_changes )
224     , $debug_proc
225     ;
226 dpavlin 66
227 dpavlin 149 } elsif ( $path =~ m{^/server} ) {
228 dpavlin 400 foreach my $name ( keys %$param ) {
229     eval '$server::' . $name . '= $param->{$name}';
230 dpavlin 391 }
231 dpavlin 400 my @table = (
232     'debug' => qq|<a href=/our/debug/| . boolean::toggle($debug) . qq|>$debug</a>|,
233     , 'new_clients' => qq|<input type=text name=new_clients size=3 value="$server::new_clients">|
234     );
235    
236     foreach my $editable ( 'ip', 'netmask', 'ip_from', 'ip_to', 'domain' ) {
237     my $v = eval '$server::' . $editable;
238     push @table, ( $editable, qq|<input type=text name=$editable value="$v">| );
239     }
240    
241     foreach my $readonly ( 'base_dir', 'conf' ) {
242     my $v = eval '$server::' . $readonly;
243     push @table, ( $readonly, html::tt $v );
244     }
245    
246 dpavlin 199 print $client ok
247 dpavlin 391 , qq|<form method=get>|
248 dpavlin 400 , html::table( 2, @table )
249     , qq|
250     <input type=submit name=action value=change>
251     </form>
252     |
253 dpavlin 149 ;
254 dpavlin 400
255 dpavlin 162 } elsif ( $path =~ m!^/client(?:/$RE{net}{IPv4}{-keep})?! ) {
256 dpavlin 320 my $ip = $1;
257 dpavlin 379 $title = $ip;
258 dpavlin 200
259 dpavlin 326 if ( $param->{action} eq 'remove' ) {
260     client::remove( $param->{change_ip} );
261     print $client redirect("$url/client");
262     return;
263     } elsif ( $param->{action} eq 'change' ) {
264     if ( my $new_ip = client::change_ip( $ip, $param->{change_ip} ) ) {
265     print $client redirect("$url/client#$new_ip");
266     return;
267     }
268 dpavlin 200 }
269    
270 dpavlin 320 if ( ! $ip ) {
271     my $peer_ip = $client->peerhost;
272 dpavlin 319
273 dpavlin 334 my $netmask = ip::to_int $server::netmask;
274     my $network = ip::to_int($server::ip) & $netmask;
275     my $from_int = $network | $server::ip_from;
276     my $to_int = $network | $server::ip_to;
277     my $ip_int = ip::to_int $peer_ip;
278 dpavlin 320
279 dpavlin 326 # show edit for clients in our dhcp range
280 dpavlin 334 if ( $ip_int >= $from_int && $ip_int <= $to_int ) {
281 dpavlin 320 $ip = $peer_ip;
282     }
283     }
284    
285     if ( $ip && $ip ne $server::ip ) {
286 dpavlin 188
287 dpavlin 347 my @editable = ( qw/hostname config homepage/ );
288 dpavlin 346
289     client::conf( $ip, $_ => $param->{$_} ) foreach @editable;
290    
291     my $conf = client::all_conf( $ip );
292 dpavlin 347 my $config = delete $conf->{config};
293 dpavlin 346
294 dpavlin 343 my $nmap = qq|<a href=/nmap?scan=$ip>nmap</a>|;
295 dpavlin 188 my @table = (
296 dpavlin 376 'ping' => ping::host($ip)
297     ? qq|<span style="color:green">up</span> $nmap|
298     : qq|<span style="color: red">down</span> <a href=/wol/$ip>wol</a> $nmap|
299     ,
300 dpavlin 199 'ip' => qq|<input type=text name=change_ip value="$ip" onChange="document.getElementById('old_ip').style.display = '';"><span id=old_ip style="display: none; color: #888;">old: $ip<span>|,
301 dpavlin 346 'mac' => format::mac( delete $conf->{mac}, 'html' ),
302     'hostname' => qq|<input type=text name=hostname value="| . delete($conf->{hostname}) . qq|">|,
303 dpavlin 347 'config' => html::select( 'config', $config, config::available ),
304 dpavlin 346 html::conf( $ip, $conf, 'edit', @editable )
305 dpavlin 188 );
306    
307 dpavlin 199 print $client ok
308 dpavlin 162 , qq|<form method=get>|
309 dpavlin 188 , html::table( 2, @table ),
310 dpavlin 326 , qq|
311     <input type=submit name=action value=change>
312     <input type=submit name=action value=remove style="color: red">
313     </form>|
314 dpavlin 162 ;
315 dpavlin 181
316 dpavlin 347 if ( $config ) {
317     if ( my $for_ip = config::for_ip( $ip ) ) {
318     print $client qq|<h2>config::for_ip</h2>| . html::pre( $for_ip );
319     }
320     }
321    
322 dpavlin 385 if ( $conf->{amt} ) {
323     print $client qq|<h2>amt network</h2>|, html::pre_dump( amt::network( $ip ) );
324     print $client qq|<h2>amt log</h2>|, html::pre_dump( amt::log( $ip ) );
325     }
326 dpavlin 329
327 dpavlin 162 } else {
328 dpavlin 190
329 dpavlin 334 my @ping;
330     if ( my $host = $param->{ping_target} ) {
331     @ping = ( $host );
332     } elsif ( $param->{ping} ) {
333     @ping = client::all_ips;
334     }
335    
336     my $ping = ping::fping( @ping ) if @ping;
337 dpavlin 330 my $arp = client::arp_mac_dev;
338 dpavlin 190
339 dpavlin 199 print $client ok
340 dpavlin 162 , qq|<h2>Clients on $server::ip</h2>|
341 dpavlin 343 , html::table( -5,
342     'ip', 'mac', 'dev', 'hostname', 'conf',
343 dpavlin 162 map {
344     my $ip = $_;
345 dpavlin 309 my $conf = client::all_conf( $ip );
346     my $mac = delete $conf->{mac} || '';
347 dpavlin 330 my $style;
348     $style
349     = 'style="color:'
350     . ( $ping->{$ip} ? 'green' : 'red' )
351     . '"'
352     if $ping;
353 dpavlin 334 $style ||= '';
354 dpavlin 190 (
355 dpavlin 380 qq|<a $style name=$ip target=$ip href=/client/$ip>$ip</a>|
356 dpavlin 303 , format::mac( $mac => 'html' )
357 dpavlin 327 , $arp->{$mac}
358 dpavlin 309 , delete $conf->{hostname}
359 dpavlin 346 , html::conf( $ip, $conf, 'inline' )
360     )
361 dpavlin 334 } client::all_ips
362 dpavlin 162 )
363     ;
364 dpavlin 330 print $client qq|
365     <form method=get>
366 dpavlin 334 <input type=text name=ping_target size=15>
367 dpavlin 330 <input type=submit name=ping value=ping>
368     </form>
369     |;
370 dpavlin 162 }
371 dpavlin 401
372    
373 dpavlin 229 } elsif ( $path =~ m{^/brctl} ) {
374 dpavlin 401
375     system 'brctl addif virtual ' . $param->{addif} if $param->{addif};
376     system 'brctl delif virtual ' . $param->{delif} if $param->{delif};
377    
378     my $in_virtual;
379    
380     my @table =
381 dpavlin 333 map {
382     my @c = split(/\t+/,$_,4);
383     if ( $#c == 1 ) {
384 dpavlin 401 $in_virtual->{ $c[1] }++;
385     @c = ( '', '', '', $c[1] );
386 dpavlin 333 } else {
387 dpavlin 401 $in_virtual->{ $c[3] }++;
388 dpavlin 333 }
389 dpavlin 401 if ( $c[3] =~ m{\d$} ) {
390     $c[3] = qq|<input type=submit name=delif value=$c[3] style="color:red" title="remove $c[3] from bridge">|;
391     }
392     @c
393 dpavlin 333 } split(/\n/, `brctl show`)
394 dpavlin 401 ;
395    
396     my @add_ifs = grep { ! $in_virtual->{$_} && $_ ne 'virtual' } ip::devices_up;
397    
398     push @table, ( '', '', '', html::select( 'addif', @add_ifs ) . qq|<input type=submit value=add></form>| );
399    
400     print $client ok
401     , qq|<form>|
402     , html::table( -4, @table )
403     , qq|</form>|
404     ;
405    
406    
407 dpavlin 224 } elsif ( $path =~ m{^/ip/?(\w+)?} ) {
408     print $client ok
409     , join("\n", map { qq|<a href=/ip/$_>$_</a>| } ( qw/link addr route neigh ntable tunnel maddr mroute xfrm/ ))
410     , ip::html( $1 )
411     ;
412 dpavlin 311 } elsif ( $path =~ m{^/nmap} ) {
413     if ( my $scan = $param->{scan} ) {
414     nmap::scan( $scan );
415     print $client redirect("$url/client#$scan");
416     } else {
417     print $client ok, qq|
418     <form method=get>
419     <input type=text name=scan>
420     <input type=submit value=scan>
421     </form>
422     |;
423     }
424 dpavlin 335 } elsif ( $path =~ m{^/wol/(\S+)} ) {
425     print $client redirect( "$url/client/$1" ), wol::power_on($1);
426 dpavlin 376 } elsif ( $path =~ m!^/amt/(\w+)/$RE{net}{IPv4}{-keep}! ) {
427     my ( $run, $ip ) = ( $1, $2 );
428     print $client redirect( "$url/client/$ip" ), amt::RemoteControl( $ip, $run );
429 dpavlin 43 } elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) {
430     eval 'our $' . $1 . ' = ' . $2;
431     warn $@ if $@;
432 dpavlin 199 print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|;
433 dpavlin 67 server::debug( $debug ) if $1 eq 'debug';
434 dpavlin 158 } elsif ( $path =~ m{^/start_stop/(\S+)} ) {
435 dpavlin 390 print $client redirect, daemons::start_stop($1,$param);
436 dpavlin 88 } elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) {
437 dpavlin 392 my ( $package, $method ) = ( $1, $2 );
438     $ENV{nr} = $1 if $package =~ s{\.(\d+)$}{};
439     $package->$method();
440 dpavlin 199 print $client redirect;
441 dpavlin 70 } elsif ( $path =~ m{^/kill/static/(\d+)} ) {
442 dpavlin 199 print $client redirect;
443 dpavlin 86 kill 1, $1 || kill 9, $2 && warn "killed $1";
444 dpavlin 43 } else {
445     print $client "HTTP/1.0 404 $path\r\nConnection: close\r\nContent-type: text/html\r\n\r\n<big>404 $path</big>";
446     warn "404 $path";
447     }
448    
449     }
450 dpavlin 53
451 dpavlin 42 sub start {
452    
453 dpavlin 229 warn 'network ', network::setup();
454 dpavlin 140
455 dpavlin 390 daemons::start_stop 'browser', { url => $url };
456 dpavlin 231 daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ );
457 dpavlin 390 # daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device
458 dpavlin 189
459 dpavlin 42 my $server = IO::Socket::INET->new(
460     Proto => 'tcp',
461 dpavlin 185 LocalAddr => $server::ip,
462 dpavlin 42 LocalPort => $httpd::port,
463     Listen => SOMAXCONN,
464     Reuse => 1
465 dpavlin 43 ) || die "can't start server on $url: $!";
466 dpavlin 42
467     print "url $url\n";
468    
469 dpavlin 363 syslogd::install_local;
470 dpavlin 403 client::rebuild_mac_links;
471 dpavlin 363
472 dpavlin 118 while (1) {
473     my $client = $server->accept() || next; # ALARM trickle us
474 dpavlin 42 my $request = <$client>;
475    
476     warn "request $request\n" if $debug;
477    
478     if ($request =~ m{^GET (/.*) HTTP/1.[01]}) {
479 dpavlin 43 my $path = $1;
480 dpavlin 328 $path =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/ge;
481 dpavlin 42 my $param;
482 dpavlin 43 if ( $path =~ s{\?(.+)}{} ) {
483 dpavlin 42 foreach my $p ( split(/[&;]/, $1) ) {
484     my ($n,$v) = split(/=/, $p, 2);
485     $param->{$n} = $v;
486     }
487     warn "param: ",dump( $param ) if $debug;
488     }
489 dpavlin 43 get_request $client, $path, $param;
490 dpavlin 42 } else {
491     print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request";
492     warn "500 $request";
493     }
494    
495 dpavlin 379 print $client menu() . html_end() if $client->connected;
496 dpavlin 42
497     }
498    
499     die "server died";
500     }
501    
502 dpavlin 45 warn "loaded";
503    
504 dpavlin 42 1;

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