4 * brisk - spush/brisk-spush.php
6 * Copyright (C) 2012 Matteo Nastasi
7 * mailto: nastasi@alternativeoutput.it
8 * matteo.nastasi@milug.org
9 * web: http://www.alternativeoutput.it
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABLILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details. You should have received a
20 * copy of the GNU General Public License along with this program; if
21 * not, write to the Free Software Foundation, Inc, 59 Temple Place -
22 * Suite 330, Boston, MA 02111-1307, USA.
25 * problema con getpeer (HOSTADDR)
26 * setcookie (for tables only)
29 * index_rd.php porting
31 * generic var management from internet
36 require_once("./sac-a-push.phh");
37 require_once("./brisk-spush.phh");
38 require_once($G_base."Obj/brisk.phh");
39 require_once($G_base."Obj/auth.phh");
40 // require_once("../Obj/proxyscan.phh");
41 require_once($G_base."index.php");
42 require_once($G_base."index_wr.php");
43 require_once($G_base."index_rd_ifra.php");
44 require_once($G_base."briskin5/Obj/briskin5.phh");
46 define('SITE_PREFIX', '/brisk/');
61 function enable($sock, $sess)
78 return ($this->cnt < 0 ? FALSE : TRUE);
86 function sock_set($sock)
112 function user_get_free($user_arr)
114 foreach ($user_arr as $i => $user) {
115 if (!$user->is_enable()) {
122 function user_get_sess($user_arr, $sess)
124 foreach ($user_arr as $i => $user) {
125 printf("SESS: [%s] cur: [%s]\n", $user->sess_get(), $sess);
126 if ($user->sess_get() == $sess) {
133 function headers_render($header)
137 $s .= "HTTP/1.1 200 OK\r\n";
138 if (!isset($header['Date']))
139 $s .= sprintf("Date: %s\r\n", date(DATE_RFC822));
140 if (!isset($header['Connection']))
141 $s .= "Connection: close\r\n";
142 if (!isset($header['Content-Type']))
143 $s .= "Content-Type: text/html\r\n";
144 foreach($header as $key => $value) {
145 $s .= sprintf("%s: %s\r\n", $key, $value);
147 $s .= "Mop: was/here\r\n";
155 * Caching system using ob php system to cache old style pages
156 * to a var and than send it with more calm
162 log_rd2("SHUTTA [".connection_status()."] !");
165 register_shutdown_function('shutta');
182 $FILE_SOCKET = "/tmp/brisk.sock";
183 $UNIX_SOCKET = "unix://$FILE_SOCKET";
188 $blocking_mode = 0; // 0 for non-blocking
190 if (($room = Room::create()) == FALSE) {
191 log_crit("load_data failed");
198 for ($i = 0 ; $i < 4096 ; $i++) {
199 $rndstr .= chr(mt_rand(65, 90));
202 if (file_exists($FILE_SOCKET)) {
203 unlink($FILE_SOCKET);
206 $old_umask = umask(0);
207 if (($list = stream_socket_server($UNIX_SOCKET, $err, $errs)) === FALSE) {
212 if (($in = fopen("php://stdin", "r")) === FALSE) {
216 stream_set_blocking($list, $blocking_mode); # Set the stream to non-blocking
220 /* Prepare the read array */
222 $read = array_merge(array("$in" => $in), $socks);
224 $read = array_merge(array("$list" => $list, "$in" => $in), $socks);
227 printf("PRE_SELECT\n");
232 $num_changed_sockets = stream_select($read, $write, $except, 1); // 0, 250000);
234 if ($num_changed_sockets === FALSE) {
235 printf("No data in 5 secs");
237 else if ($num_changed_sockets > 0) {
238 printf("num sock %d num_of_socket: %d\n", $num_changed_sockets, count($read));
242 /* At least at one of the sockets something interesting happened */
243 foreach ($read as $i => $sock) {
244 if ($sock === $list) {
245 printf("NUOVA CONNEX\n");
246 $new_unix = stream_socket_accept($list);
252 if (($new_socket = ancillary_getstream($new_unix, $stream_info)) !== FALSE) {
253 printf("RECEIVED HEADER:\n%s", $stream_info);
254 $path = spu_process_info($stream_info, $method, $header, $get, $post, $cookie);
255 printf("PATH: [%s]\n", $path);
256 printf("M: %s\nHEADER:\n", $method);
267 case SITE_PREFIX."index.php":
268 $header_out = array();
270 index_main($room, $header_out, $get, $post, $cookie);
271 $content = ob_get_contents();
273 // printf("OUT: [%s]\n", $G_content);
274 fwrite($new_socket, headers_render($header_out).$content);
277 case SITE_PREFIX."index_wr.php":
280 $ret = socket_getpeername($new_socket, $addr);
281 // printf("RET: %d\n", $ret);
284 index_wr_main($room, $addr, $get, $post, $cookie);
285 $content = ob_get_contents();
288 // printf("OUT: [%s]\n", $G_content);
289 fwrite($new_socket, headers_render($header_out).$content);
292 case SITE_PREFIX."index_rd_ifra.php":
294 if (!isset($cookie['sess'])) {
298 if (($user = $room->get_user($cookie['sess'], $idx)) == FALSE) {
302 if (($prev = $user->rd_socket_get()) != NULL) {
303 unset($s2u[intval($user->rd_socket_get())]);
304 unset($socks[intval($user->rd_socket_get())]);
305 fclose($user->rd_socket_get());
306 $user->rd_socket_set(NULL);
309 $header_out = array();
311 index_rd_ifra_init($room, $user, $header_out, $body, $get, $post, $cookie);
312 stream_set_blocking($new_socket, $blocking_mode); // Set the stream to non-blocking
313 fwrite($new_socket, headers_render($header_out).$body);
316 $s2u[intval($new_socket)] = $idx;
317 $socks[intval($new_socket)] = $new_socket;
318 $user->rd_socket_set($new_socket);
328 /* TODO: here stuff to decide if it is old or new user */
329 if (($user_cur = user_get_sess($user_a, $get['sess'])) != FALSE) {
330 /* close the previous socket */
331 unset($s2u[intval($user_cur->sock_get())]);
332 unset($socks[intval($user_cur->sock_get())]);
333 fclose($user_cur->sock_get());
334 /* assign the new socket */
335 $user_cur->sock_set($new_socket);
336 $id = $user_cur->id_get();
337 $s2u[intval($new_socket)] = $id;
338 $socks[intval($new_socket)] = $new_socket;
339 fwrite($new_socket, $rndstr);
342 else if (($user_cur = user_get_free($user_a)) != FALSE) {
343 stream_set_blocking($new_socket, $blocking_mode); // Set the stream to non-blocking
344 $socks[intval($new_socket)] = $new_socket;
346 $id = $user_cur->id_get();
347 $user_a[$id]->enable($new_socket, $get['sess']);
348 printf("s2u: ci passo %d\n", intval($new_socket));
349 $s2u[intval($new_socket)] = $id;
351 fwrite($new_socket, $rndstr);
355 printf("Too many opened users\n");
361 printf("WARNING: ancillary_getstream failed\n");
365 if (($buf = fread($sock, 512)) === FALSE) {
366 printf("error read\n");
369 else if (strlen($buf) === 0) {
370 if ($sock === $list) {
371 printf("Arrivati %d bytes da list\n", strlen($buf));
373 else if ($sock === $in) {
374 printf("Arrivati %d bytes da stdin\n", strlen($buf));
377 // $user_a[$s2u[intval($sock)]]->disable();
378 if ($room->user[$s2u[intval($sock)]]->rd_socket_get() != NULL) {
379 $room->user[$s2u[intval($sock)]]->rd_socket_set(NULL);
381 unset($socks[intval($sock)]);
382 unset($s2u[intval($sock)]);
386 printf("post unset\n");
394 if ($sock === $list) {
395 printf("Arrivati %d bytes da list\n", strlen($buf));
397 else if ($sock === $in) {
398 printf("Arrivati %d bytes da stdin\n", strlen($buf));
401 $key = array_search("$sock", $socks);
402 printf("Arrivati %d bytes dalla socket n. %d\n", strlen($buf), $key);
412 foreach ($socks as $k => $sock) {
413 if (isset($s2u[intval($sock)])) {
418 $user = $room->user[$s2u[intval($sock)]];
419 index_rd_ifra_main($room, $user, $body);
420 if ($body == "" && $user->rd_tout_is_expired($curtime)) {
421 $body = index_rd_ifra_keepalive($user);
425 echo "SPIA: [".substr($body, 0, 60)."...]\n";
426 fwrite($sock, $body);
428 $user->rd_tout_reset($curtime);
431 // close socket after a while to prevent client memory consumption
432 if ($user->rd_endtime_is_expired($curtime)) {
433 // $user_a[$s2u[intval($sock)]]->disable();
434 if ($room->user[$s2u[intval($sock)]]->rd_socket_get() != NULL) {
435 $room->user[$s2u[intval($sock)]]->rd_socket_set(NULL);
437 unset($socks[intval($sock)]);
438 unset($s2u[intval($sock)]);