| 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 |
$couch_url =~ s{:\d+.+}{:5984/_utils/}; |
| 72 |
qq{ |
| 73 |
<div style="font-size: 80%; color: #888"> |
| 74 |
<a target=pids href=/ >home</a> |
| 75 |
| |
| 76 |
<a target=server href=/server >server</a> |
| 77 |
<a target=server href=/brctl >brctl</a> |
| 78 |
<a target=server href=/ip >ip</a> |
| 79 |
| |
| 80 |
<a target=couch href=$couch_url >couchdb</a> |
| 81 |
| |
| 82 |
<a target=client href=/nmap >nmap</a> |
| 83 |
<a target=client href=/client >client</a> |
| 84 |
</div> |
| 85 |
|
| 86 |
}} |
| 87 |
|
| 88 |
|
| 89 |
sub static { |
| 90 |
my ($client,$path) = @_; |
| 91 |
|
| 92 |
my $full = "$server::base_dir/tftp/$path"; |
| 93 |
|
| 94 |
return if ! -f $full; |
| 95 |
|
| 96 |
return if $full =~ m{\.ico$}; |
| 97 |
|
| 98 |
if ( my $pid = fork ) { |
| 99 |
# parent |
| 100 |
close($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 |
|
| 110 |
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"; |
| 113 |
|
| 114 |
open(my $fh, $full); |
| 115 |
|
| 116 |
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; |
| 127 |
$pos += $len; |
| 128 |
progress_bar::tick( $path, $pos, $size ); |
| 129 |
} |
| 130 |
close($fh); |
| 131 |
close($client); |
| 132 |
|
| 133 |
print STDERR "\n"; |
| 134 |
|
| 135 |
exit(0); |
| 136 |
} |
| 137 |
|
| 138 |
sub ok { |
| 139 |
qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . html_start() . menu() |
| 140 |
} |
| 141 |
|
| 142 |
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 |
|
| 151 |
server->refresh; |
| 152 |
|
| 153 |
CouchDB::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } ); |
| 154 |
|
| 155 |
$title = $path; |
| 156 |
|
| 157 |
if ( my $found = static( $client,$path ) ) { |
| 158 |
warn "static $found" if $debug; |
| 159 |
} elsif ( $path eq '/' ) { |
| 160 |
|
| 161 |
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 |
|
| 170 |
my $html; |
| 171 |
|
| 172 |
my $proc = "/proc/$pid/status"; |
| 173 |
|
| 174 |
if ( -e $proc ) { |
| 175 |
$html .= qq|<a href=/start_stop/$name>$pid</a>|; |
| 176 |
if ( $debug ) { |
| 177 |
$html .= qq| <a name=$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 |
|
| 186 |
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 { |
| 200 |
$html .= qq|$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 |
|
| 208 |
die "no html generated" unless $html; |
| 209 |
|
| 210 |
push @rows, ( $name => $html ); |
| 211 |
} |
| 212 |
|
| 213 |
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 |
|
| 231 |
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 |
my @ping; |
| 342 |
if ( my $host = $param->{ping_target} ) { |
| 343 |
@ping = ( $host ); |
| 344 |
} elsif ( $param->{ping} ) { |
| 345 |
@ping = client::all_ips; |
| 346 |
} |
| 347 |
|
| 348 |
my $ping = ping::fping( @ping ) if @ping; |
| 349 |
my $arp = client::arp_mac_dev; |
| 350 |
|
| 351 |
print $client ok |
| 352 |
, qq|<h2>Clients on $server::ip</h2>| |
| 353 |
, html::table( -5, |
| 354 |
'ip', 'mac', 'dev', 'hostname', 'conf', |
| 355 |
map { |
| 356 |
my $ip = $_; |
| 357 |
my $conf = client::all_conf( $ip ); |
| 358 |
my $mac = delete $conf->{mac} || ''; |
| 359 |
my $style; |
| 360 |
$style |
| 361 |
= 'style="color:' |
| 362 |
. ( $ping->{$ip} ? 'green' : 'red' ) |
| 363 |
. '"' |
| 364 |
if $ping; |
| 365 |
$style ||= ''; |
| 366 |
my $ip_text = qq|<tt>$ip</tt>|; |
| 367 |
$ip_text = qq|<tt><b>$ip</b></tt>| if ip::in_dhcp_range($ip); |
| 368 |
( |
| 369 |
qq|<a $style name=$ip target=client href=/client/$ip>$ip_text</a>| |
| 370 |
, format::mac( $mac => 'html' ) |
| 371 |
, $arp->{$mac} |
| 372 |
, delete $conf->{hostname} |
| 373 |
, html::conf( $ip, $conf, 'inline' ) |
| 374 |
) |
| 375 |
} client::all_ips |
| 376 |
) |
| 377 |
; |
| 378 |
print $client qq| |
| 379 |
<form method=get> |
| 380 |
<input type=text name=ping_target size=15> |
| 381 |
<input type=submit name=ping value=ping> |
| 382 |
</form> |
| 383 |
|; |
| 384 |
} |
| 385 |
|
| 386 |
|
| 387 |
} elsif ( $path =~ m{^/brctl} ) { |
| 388 |
|
| 389 |
system 'brctl addif virtual ' . $param->{addif} if $param->{addif}; |
| 390 |
system 'brctl delif virtual ' . $param->{delif} if $param->{delif}; |
| 391 |
|
| 392 |
my $in_virtual; |
| 393 |
|
| 394 |
my @table = |
| 395 |
map { |
| 396 |
my @c = split(/\t+/,$_,4); |
| 397 |
if ( $#c == 1 ) { |
| 398 |
$in_virtual->{ $c[1] }++; |
| 399 |
@c = ( '', '', '', $c[1] ); |
| 400 |
} else { |
| 401 |
$in_virtual->{ $c[3] }++; |
| 402 |
} |
| 403 |
if ( $c[3] =~ m{\d$} ) { |
| 404 |
$c[3] = qq|<input type=submit name=delif value=$c[3] style="color:red" title="remove $c[3] from bridge">|; |
| 405 |
} |
| 406 |
@c |
| 407 |
} split(/\n/, `brctl show`) |
| 408 |
; |
| 409 |
|
| 410 |
my @add_ifs = grep { ! $in_virtual->{$_} && $_ ne 'virtual' } ip::devices_up; |
| 411 |
|
| 412 |
push @table, ( '', '', '', html::select( 'addif', @add_ifs ) . qq|<input type=submit value=add></form>| ); |
| 413 |
|
| 414 |
print $client ok |
| 415 |
, qq|<form>| |
| 416 |
, html::table( -4, @table ) |
| 417 |
, qq|</form>| |
| 418 |
; |
| 419 |
|
| 420 |
|
| 421 |
} elsif ( $path =~ m{^/ip/?(\w+)?} ) { |
| 422 |
print $client ok |
| 423 |
, join("\n", map { qq|<a href=/ip/$_>$_</a>| } ( qw/link addr route neigh ntable tunnel maddr mroute xfrm/ )) |
| 424 |
, ip::html( $1 ) |
| 425 |
; |
| 426 |
} elsif ( $path =~ m{^/nmap} ) { |
| 427 |
if ( my $scan = $param->{scan} ) { |
| 428 |
nmap::scan( $scan ); |
| 429 |
print $client redirect("$url/client#$scan"); |
| 430 |
} else { |
| 431 |
print $client ok, qq| |
| 432 |
<form method=get> |
| 433 |
<input type=text name=scan> |
| 434 |
<input type=submit value=scan> |
| 435 |
</form> |
| 436 |
|; |
| 437 |
} |
| 438 |
} elsif ( $path =~ m{^/wol/(\S+)} ) { |
| 439 |
print $client redirect( "$url/client/$1" ), wol::power_on($1); |
| 440 |
} elsif ( $path =~ m!^/amt/(\w+)/$RE{net}{IPv4}{-keep}! ) { |
| 441 |
my ( $run, $ip ) = ( $1, $2 ); |
| 442 |
print $client redirect( "$url/client/$ip" ), amt::RemoteControl( $ip, $run ); |
| 443 |
} elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) { |
| 444 |
eval 'our $' . $1 . ' = ' . $2; |
| 445 |
warn $@ if $@; |
| 446 |
print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|; |
| 447 |
server::debug( $debug ) if $1 eq 'debug'; |
| 448 |
} elsif ( $path =~ m{^/start_stop/(\S+)} ) { |
| 449 |
print $client redirect, daemons::start_stop($1,$param); |
| 450 |
} elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) { |
| 451 |
my ( $package, $method ) = ( $1, $2 ); |
| 452 |
$ENV{nr} = $1 if $package =~ s{\.(\d+)$}{}; |
| 453 |
$package->$method(); |
| 454 |
print $client redirect; |
| 455 |
} elsif ( $path =~ m{^/kill/static/(\d+)} ) { |
| 456 |
print $client redirect; |
| 457 |
kill 1, $1 || kill 9, $2 && warn "killed $1"; |
| 458 |
} else { |
| 459 |
print $client "HTTP/1.0 404 $path\r\nConnection: close\r\nContent-type: text/html\r\n\r\n<big>404 $path</big>"; |
| 460 |
warn "404 $path"; |
| 461 |
} |
| 462 |
|
| 463 |
} |
| 464 |
|
| 465 |
sub start { |
| 466 |
|
| 467 |
warn 'network ', network::setup(); |
| 468 |
|
| 469 |
daemons::start_stop 'browser', { url => $url }; |
| 470 |
daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ ); |
| 471 |
# daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device |
| 472 |
|
| 473 |
my $server = IO::Socket::INET->new( |
| 474 |
Proto => 'tcp', |
| 475 |
# LocalAddr => $server::ip, |
| 476 |
LocalPort => $httpd::port, |
| 477 |
Listen => SOMAXCONN, |
| 478 |
Reuse => 1 |
| 479 |
) || die "can't start server on $url: $!"; |
| 480 |
|
| 481 |
print "url $url\n"; |
| 482 |
|
| 483 |
syslogd::install_local; |
| 484 |
client::rebuild_mac_links; |
| 485 |
|
| 486 |
while (1) { |
| 487 |
my $client = $server->accept() || next; # ALARM trickle us |
| 488 |
my $request = <$client>; |
| 489 |
|
| 490 |
my $headers; |
| 491 |
|
| 492 |
while ( my $header = <$client> ) { |
| 493 |
chomp $header; |
| 494 |
last if $header =~ m{^\s*$}; |
| 495 |
my ( $n, $v ) = split(/:\s*/, $header); |
| 496 |
$headers->{ lc $n } = $v; |
| 497 |
} |
| 498 |
|
| 499 |
if ( my $host = $headers->{host} ) { |
| 500 |
$url = 'http://' . $host; |
| 501 |
$url .= ":$port" unless $url =~ m{:\d+$}; |
| 502 |
} |
| 503 |
|
| 504 |
warn "## $url ## $request", dump( $headers ) if $debug; |
| 505 |
|
| 506 |
if ($request =~ m{^GET (/.*) HTTP/1.[01]}) { |
| 507 |
my $path = $1; |
| 508 |
$path =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/ge; |
| 509 |
my $param; |
| 510 |
if ( $path =~ s{\?(.+)}{} ) { |
| 511 |
foreach my $p ( split(/[&;]/, $1) ) { |
| 512 |
my ($n,$v) = split(/=/, $p, 2); |
| 513 |
$param->{$n} = $v; |
| 514 |
} |
| 515 |
warn "param: ",dump( $param ) if $debug; |
| 516 |
} |
| 517 |
get_request $client, $path, $param; |
| 518 |
} else { |
| 519 |
print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request"; |
| 520 |
warn "500 $request"; |
| 521 |
} |
| 522 |
|
| 523 |
print $client menu() . html_end() if $client->connected; |
| 524 |
|
| 525 |
} |
| 526 |
|
| 527 |
die "server died"; |
| 528 |
} |
| 529 |
|
| 530 |
warn "loaded"; |
| 531 |
|
| 532 |
1; |
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