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