/[pxelator]/lib/PXElator/httpd.pm
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Revision 413 - (hide annotations)
Wed Sep 9 14:27:02 2009 UTC (14 years, 7 months ago) by dpavlin
File size: 12809 byte(s)
added ip::in_dhcp_range and use it

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

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