/[pxelator]/lib/PXElator/httpd.pm
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Revision 327 - (hide annotations)
Fri Aug 28 19:41:16 2009 UTC (14 years, 7 months ago) by dpavlin
File size: 9793 byte(s)
cleanup dev column from arp
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 149 sub menu {qq{
23    
24     <div style="font-size: 80%; color: #888">
25     <a href=/>home</a>
26     <a href=/server>server</a>
27 dpavlin 229 <a href=/brctl>brctl</a>
28 dpavlin 224 <a href=/ip>ip</a>
29 dpavlin 311 <a href=/nmap>nmap</a>
30 dpavlin 153 <a href=/client>client</a>
31 dpavlin 149 </div>
32    
33     }}
34    
35 dpavlin 42 our $port = 7777;
36    
37     use server;
38 dpavlin 67 our $debug = server::debug;
39 dpavlin 64 our $url = "http://$server::ip:$port";
40 dpavlin 42
41 dpavlin 43 use html;
42 dpavlin 70 our $static_pids;
43 dpavlin 115 use progress_bar;
44 dpavlin 153 use config;
45 dpavlin 159 use client;
46     use log;
47 dpavlin 173 use x11;
48 dpavlin 181 use amt;
49 dpavlin 185 use boolean;
50     use daemons;
51 dpavlin 43
52 dpavlin 185 use kvm;
53     use browser;
54     use network;
55 dpavlin 224 use ip;
56 dpavlin 225 use wireshark;
57 dpavlin 231 use syslogd;
58 dpavlin 311 use nmap;
59 dpavlin 185
60 dpavlin 207 use CouchDB;
61 dpavlin 185
62 dpavlin 42 sub static {
63     my ($client,$path) = @_;
64    
65 dpavlin 65 my $full = "$server::base_dir/tftp/$path";
66 dpavlin 42
67 dpavlin 65 return if ! -f $full;
68 dpavlin 42
69 dpavlin 70 if ( my $pid = fork ) {
70     # parent
71     close($client);
72     $static_pids->{$pid} = $path;
73     return 1;
74     }
75    
76 dpavlin 65 my $type = 'application/octet-stream';
77 dpavlin 42 $type = 'text/html' if $path =~ m{\.htm};
78     $type = 'application/javascript' if $path =~ m{\.js};
79 dpavlin 65 $type = 'text/plain' if $path =~ m{\.txt};
80 dpavlin 42
81 dpavlin 65 my $size = -s $full || return;
82    
83     print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\nContent-Length: $size\r\nConnection: close\r\n\r\n";
84    
85     open(my $fh, $full);
86    
87 dpavlin 96 my $block = 1400; # try not to fragment packages (pxelinux seems to have problems with it)
88 dpavlin 65 my $buff;
89     my $pos = 0;
90    
91 dpavlin 208 CouchDB::audit( 'static', { pid => $$, path => $path, type => $type, size => $size, block => $block, peerhost => $client->peerhost });
92 dpavlin 96
93 dpavlin 115 progress_bar::start;
94 dpavlin 105
95 dpavlin 65 while( my $len = read $fh, $buff, $block ) {
96 dpavlin 107 print $client $buff;
97 dpavlin 105 $client->flush;
98 dpavlin 65 $pos += $len;
99 dpavlin 115 progress_bar::tick( $path, $pos, $size );
100 dpavlin 42 }
101 dpavlin 65 close($fh);
102     close($client);
103 dpavlin 42
104 dpavlin 105 print STDERR "\n";
105 dpavlin 65
106 dpavlin 107 exit(0);
107 dpavlin 42 }
108    
109 dpavlin 199 sub ok {
110     qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . menu()
111     }
112 dpavlin 67
113 dpavlin 199 sub redirect {
114     my $to = shift;
115     $to ||= $url;
116     qq|HTTP/1.1 302 Found\r\nContent-type: text/html\r\nLocation: $to\r\n\r\n|
117     }
118    
119 dpavlin 43 sub get_request {
120     my ( $client, $path, $param ) = @_;
121    
122 dpavlin 128 server->refresh;
123    
124 dpavlin 208 CouchDB::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } );
125 dpavlin 43
126     if ( my $found = static( $client,$path ) ) {
127     warn "static $found" if $debug;
128     } elsif ( $path eq '/' ) {
129 dpavlin 53
130 dpavlin 251 my @rows;
131 dpavlin 70
132 dpavlin 96 my $debug_proc = '';
133 dpavlin 71
134 dpavlin 243 warn "XXX pids = ", dump( $daemons::pids );
135    
136 dpavlin 185 foreach my $name ( sort keys %$daemons::pids ) {
137 dpavlin 243 my $pid = $daemons::pids->{$name}; # || next;
138 dpavlin 43
139 dpavlin 173 my $html;
140 dpavlin 66
141 dpavlin 81 my $proc = "/proc/$pid/status";
142 dpavlin 71
143 dpavlin 81 if ( -e $proc ) {
144 dpavlin 173 $html .= qq|<a href=/start_stop/$name>$pid</a>|;
145 dpavlin 81 if ( $debug ) {
146 dpavlin 225 $html .= qq| <a name=$pid href=#proc-$pid>?</a>| if $name->can('start');
147 dpavlin 81
148     $debug_proc
149     .= qq|<a name=proc-$pid href=#$pid>$proc</a><pre style="font-size: 10%">|
150     . read_file($proc)
151     . qq|</pre>|
152     ;
153     }
154    
155 dpavlin 225 if ( $name->can('fork_if_active') ) {
156     $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_if_active;
157 dpavlin 81 }
158 dpavlin 88
159     if ( $name->can('actions') ) {
160 dpavlin 225 $html .= qq| <a href=/action/$name/$_>$_</a>| foreach $name->actions;
161 dpavlin 88 }
162 dpavlin 173 } else {
163 dpavlin 243 if ( $pid =~ m{^\d+$} ) {
164     $html .= qq|$pid exited |
165     } else {
166     $html .= qq|$pid |;
167     }
168     $html .= qq|<a href=/start_stop/$name>restart</a>| if $pid || $name->can('start');
169 dpavlin 225 if ( $name->can('fork_actions') ) {
170     $html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_actions;
171     }
172 dpavlin 71 }
173    
174 dpavlin 243 die "no html generated" unless $html;
175    
176 dpavlin 66 push @rows, ( $name => $html );
177     }
178    
179 dpavlin 91 my $below_table = '';
180    
181 dpavlin 78 warn 'static_pids: ', dump( $static_pids ) if $debug;
182 dpavlin 70 foreach my $pid ( keys %$static_pids ) {
183     my $path = $static_pids->{$pid};
184     if ( -d "/proc/$pid" ) {
185     push @rows, ( $path => qq|<a href=/kill/static/$pid>$pid</a>| );
186 dpavlin 91 } elsif ( $param->{clean_completed_downloads} ) {
187     delete $static_pids->{$pid}
188 dpavlin 70 } else {
189     push @rows, ( $path => "$pid competed" );
190 dpavlin 91 $below_table = qq|<a href="/?clean_completed_downloads=1">clean completed downloads</a>|;
191 dpavlin 70 }
192     }
193    
194 dpavlin 199 print $client ok
195 dpavlin 72 , html::table( 2, @rows )
196 dpavlin 91 , $below_table
197 dpavlin 72 , html::tabs( log::mac_changes )
198     , $debug_proc
199     ;
200 dpavlin 66
201 dpavlin 149 } elsif ( $path =~ m{^/server} ) {
202 dpavlin 199 print $client ok
203 dpavlin 251 , html::table( 2,
204     'debug' => qq|<a href=/our/debug/| . boolean::toggle($debug) . qq|>$debug</a>|,
205     map {
206     ( $_, html::tt eval '$server::'.$_ )
207     } ( 'ip', 'netmask', 'ip_from', 'ip_to', 'domain_name', 'base_dir', 'conf' )
208     )
209 dpavlin 149 ;
210 dpavlin 162 } elsif ( $path =~ m!^/client(?:/$RE{net}{IPv4}{-keep})?! ) {
211 dpavlin 320 my $ip = $1;
212 dpavlin 200
213 dpavlin 326 if ( $param->{action} eq 'remove' ) {
214     client::remove( $param->{change_ip} );
215     print $client redirect("$url/client");
216     return;
217     } elsif ( $param->{action} eq 'change' ) {
218     if ( my $new_ip = client::change_ip( $ip, $param->{change_ip} ) ) {
219     print $client redirect("$url/client#$new_ip");
220     return;
221     }
222 dpavlin 200 }
223    
224 dpavlin 320 if ( ! $ip ) {
225     my $peer_ip = $client->peerhost;
226 dpavlin 319
227 dpavlin 320 my $netmask = ip::to_int $server::netmask;
228     my $network = ip::to_int $server::ip & $netmask;
229     my ( $from, $to ) = ( $network | $server::ip_from, $network | $server::ip_to );
230     my $ip_int = ip::to_int $peer_ip;
231    
232 dpavlin 326 # show edit for clients in our dhcp range
233 dpavlin 320 if ( $ip_int >= ( $network | $server::ip_from ) && $ip_int <= ( $network | $server::ip_to ) ) {
234     $ip = $peer_ip;
235     }
236     }
237    
238     if ( $ip && $ip ne $server::ip ) {
239 dpavlin 162 my $hostname = client::conf( $ip, 'hostname' => $param->{hostname} );
240 dpavlin 188
241     my @table = (
242 dpavlin 199 'ip' => qq|<input type=text name=change_ip value="$ip" onChange="document.getElementById('old_ip').style.display = '';"><span id=old_ip style="display: none; color: #888;">old: $ip<span>|,
243     'hostname' => qq|<input type=text name=hostname value="$hostname">|,
244 dpavlin 188 );
245    
246     my $deploy;
247    
248 dpavlin 216 if ( my $mac = client::mac_from_ip( $ip ) ) {
249 dpavlin 188 $deploy = client::conf( $ip, 'deploy' => $param->{deploy} );
250     push @table, (
251 dpavlin 216 'mac' => format::mac( $mac => 'html' ),
252 dpavlin 188 'deploy' => html::select( 'deploy', $deploy, config::available )
253     );
254 dpavlin 309 if ( my $pxelinux = config::for_ip( $ip ) ) {
255     $deploy = qq|<h2>PXElinux</h2>| . html::pre( $pxelinux );
256     }
257 dpavlin 188 }
258    
259 dpavlin 199 print $client ok
260 dpavlin 162 , qq|<form method=get>|
261 dpavlin 188 , html::table( 2, @table ),
262 dpavlin 326 , qq|
263     <input type=submit name=action value=change>
264     <input type=submit name=action value=remove style="color: red">
265     </form>|
266 dpavlin 188 , $deploy
267 dpavlin 162 ;
268 dpavlin 181
269     if ( my $amt = client::conf( $ip, 'amt' ) ) {
270 dpavlin 262 print $client qq|<h2>AMT</h2>|, amt::info( $amt, $ip );
271 dpavlin 181 }
272 dpavlin 162 } else {
273 dpavlin 190
274     my $arp = {
275     map {
276     my @c = split(/\s+/,$_);
277     if ( $#c == 5 ) {
278 dpavlin 311 client::save_ip_mac( $c[0], $c[3] );
279 dpavlin 327 ( uc $c[3] => $c[5] )
280 dpavlin 190 } else {
281     }
282     } read_file('/proc/net/arp')
283     };
284    
285     warn "# arp ",dump( $arp );
286    
287 dpavlin 199 print $client ok
288 dpavlin 162 , qq|<h2>Clients on $server::ip</h2>|
289 dpavlin 309 , html::table( -6,
290 dpavlin 327 'ip', 'mac', 'dev', 'hostname', 'deploy', 'conf',
291 dpavlin 162 map {
292     my $ip = $_;
293 dpavlin 309 my $conf = client::all_conf( $ip );
294     my $mac = delete $conf->{mac} || '';
295 dpavlin 190 (
296 dpavlin 311 qq|<a name=$ip href=/client/$ip>$ip</a>|
297 dpavlin 303 , format::mac( $mac => 'html' )
298 dpavlin 327 , $arp->{$mac}
299 dpavlin 309 , delete $conf->{hostname}
300     , delete $conf->{deploy}
301 dpavlin 311 , ( %$conf ? html::pre_dump( $conf ) : qq|<a href=/nmap?scan=$ip>nmap</a>| )
302 dpavlin 190 );
303 dpavlin 322 } client::all_ips
304 dpavlin 162 )
305     ;
306     }
307 dpavlin 229 } elsif ( $path =~ m{^/brctl} ) {
308     print $client ok
309     ,html::pre( `brctl show` )
310     ;
311 dpavlin 224 } elsif ( $path =~ m{^/ip/?(\w+)?} ) {
312     print $client ok
313     , join("\n", map { qq|<a href=/ip/$_>$_</a>| } ( qw/link addr route neigh ntable tunnel maddr mroute xfrm/ ))
314     , ip::html( $1 )
315     ;
316 dpavlin 311 } elsif ( $path =~ m{^/nmap} ) {
317     if ( my $scan = $param->{scan} ) {
318     nmap::scan( $scan );
319     print $client redirect("$url/client#$scan");
320     } else {
321     print $client ok, qq|
322     <form method=get>
323     <input type=text name=scan>
324     <input type=submit value=scan>
325     </form>
326     |;
327     }
328 dpavlin 43 } elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) {
329     eval 'our $' . $1 . ' = ' . $2;
330     warn $@ if $@;
331 dpavlin 199 print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|;
332 dpavlin 67 server::debug( $debug ) if $1 eq 'debug';
333 dpavlin 158 } elsif ( $path =~ m{^/start_stop/(\S+)} ) {
334 dpavlin 199 print $client redirect, daemons::start_stop($1);
335 dpavlin 88 } elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) {
336     $1->$2();
337 dpavlin 199 print $client redirect;
338 dpavlin 70 } elsif ( $path =~ m{^/kill/static/(\d+)} ) {
339 dpavlin 199 print $client redirect;
340 dpavlin 86 kill 1, $1 || kill 9, $2 && warn "killed $1";
341 dpavlin 43 } else {
342     print $client "HTTP/1.0 404 $path\r\nConnection: close\r\nContent-type: text/html\r\n\r\n<big>404 $path</big>";
343     warn "404 $path";
344     }
345    
346     }
347 dpavlin 53
348 dpavlin 42 sub start {
349    
350 dpavlin 229 warn 'network ', network::setup();
351 dpavlin 140
352 dpavlin 189 daemons::start_stop 'browser', $url;
353 dpavlin 231 daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ );
354 dpavlin 189 daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device
355    
356 dpavlin 42 my $server = IO::Socket::INET->new(
357     Proto => 'tcp',
358 dpavlin 185 LocalAddr => $server::ip,
359 dpavlin 42 LocalPort => $httpd::port,
360     Listen => SOMAXCONN,
361     Reuse => 1
362 dpavlin 43 ) || die "can't start server on $url: $!";
363 dpavlin 42
364     print "url $url\n";
365    
366 dpavlin 118 while (1) {
367     my $client = $server->accept() || next; # ALARM trickle us
368 dpavlin 42 my $request = <$client>;
369    
370     warn "request $request\n" if $debug;
371    
372     if ($request =~ m{^GET (/.*) HTTP/1.[01]}) {
373 dpavlin 43 my $path = $1;
374 dpavlin 42 my $param;
375 dpavlin 43 if ( $path =~ s{\?(.+)}{} ) {
376 dpavlin 42 foreach my $p ( split(/[&;]/, $1) ) {
377     my ($n,$v) = split(/=/, $p, 2);
378     $param->{$n} = $v;
379     }
380     warn "param: ",dump( $param ) if $debug;
381     }
382 dpavlin 43 get_request $client, $path, $param;
383 dpavlin 42 } else {
384     print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request";
385     warn "500 $request";
386     }
387    
388 dpavlin 149 print $client menu() if $client->connected;
389 dpavlin 42
390     }
391    
392     die "server died";
393     }
394    
395 dpavlin 45 warn "loaded";
396    
397 dpavlin 42 1;

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