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.
26 * index_wr.php::reload
29 * setcookie (for tables only)
32 * BUG - after restart index_rd.php receive from prev clients a lot of req
33 * DONE/FROZEN - problema con getpeer (HOSTADDR)
35 * DONE - index_rd.php porting
36 * DONE - generic var management from internet
37 * DONE - index.php auth part
42 require_once("./sac-a-push.phh");
43 require_once("./brisk-spush.phh");
44 require_once($G_base."Obj/brisk.phh");
45 require_once($G_base."Obj/auth.phh");
46 // require_once("../Obj/proxyscan.phh");
47 require_once($G_base."index.php");
48 require_once($G_base."index_wr.php");
49 require_once($G_base."index_rd_ifra.php");
50 require_once($G_base."briskin5/Obj/briskin5.phh");
52 define('SITE_PREFIX', '/brisk/');
67 function enable($sock, $sess)
84 return ($this->cnt < 0 ? FALSE : TRUE);
92 function sock_set($sock)
118 function user_get_free($user_arr)
120 foreach ($user_arr as $i => $user) {
121 if (!$user->is_enable()) {
128 function user_get_sess($user_arr, $sess)
130 foreach ($user_arr as $i => $user) {
131 printf("SESS: [%s] cur: [%s]\n", $user->sess_get(), $sess);
132 if ($user->sess_get() == $sess) {
139 function headers_render($header)
143 $s .= "HTTP/1.1 200 OK\r\n";
144 if (!isset($header['Date']))
145 $s .= sprintf("Date: %s\r\n", date(DATE_RFC822));
146 if (!isset($header['Connection']))
147 $s .= "Connection: close\r\n";
148 if (!isset($header['Content-Type']))
149 $s .= "Content-Type: text/html\r\n";
150 foreach($header as $key => $value) {
151 $s .= sprintf("%s: %s\r\n", $key, $value);
153 $s .= "Mop: was/here\r\n";
161 * Caching system using ob php system to cache old style pages
162 * to a var and than send it with more calm
168 log_rd2("SHUTTA [".connection_status()."] !");
171 register_shutdown_function('shutta');
188 $FILE_SOCKET = "/tmp/brisk.sock";
189 $UNIX_SOCKET = "unix://$FILE_SOCKET";
194 $blocking_mode = 0; // 0 for non-blocking
196 if (($room = Room::create()) == FALSE) {
197 log_crit("load_data failed");
204 for ($i = 0 ; $i < 4096 ; $i++) {
205 $rndstr .= chr(mt_rand(65, 90));
208 if (file_exists($FILE_SOCKET)) {
209 unlink($FILE_SOCKET);
212 $old_umask = umask(0);
213 if (($list = stream_socket_server($UNIX_SOCKET, $err, $errs)) === FALSE) {
218 if (($in = fopen("php://stdin", "r")) === FALSE) {
222 stream_set_blocking($list, $blocking_mode); # Set the stream to non-blocking
226 printf("IN LOOP: Current opened: %d\n", count($socks));
228 /* Prepare the read array */
230 $read = array_merge(array("$in" => $in), $socks);
232 $read = array_merge(array("$list" => $list, "$in" => $in), $socks);
235 printf("PRE_SELECT\n");
240 $num_changed_sockets = stream_select($read, $write, $except, 1); // 0, 250000);
242 if ($num_changed_sockets === FALSE) {
243 printf("No data in 5 secs");
245 else if ($num_changed_sockets > 0) {
246 printf("num sock %d num_of_socket: %d\n", $num_changed_sockets, count($read));
250 /* At least at one of the sockets something interesting happened */
251 foreach ($read as $i => $sock) {
252 if ($sock === $list) {
253 printf("NUOVA CONNEX\n");
254 $new_unix = stream_socket_accept($list);
260 if (($new_socket = ancillary_getstream($new_unix, $stream_info)) !== FALSE) {
261 printf("RECEIVED HEADER:\n%s", $stream_info);
262 $path = spu_process_info($stream_info, $method, $header, $get, $post, $cookie);
263 printf("PATH: [%s]\n", $path);
264 printf("M: %s\nHEADER:\n", $method);
273 $addr = stream_socket_get_name($new_socket, TRUE);
277 case SITE_PREFIX."index.php":
278 $header_out = array();
280 index_main($room, $header_out, $addr, $get, $post, $cookie);
281 $content = ob_get_contents();
283 // printf("OUT: [%s]\n", $G_content);
284 fwrite($new_socket, headers_render($header_out).$content);
287 case SITE_PREFIX."index_wr.php":
288 $header_out = array();
290 // $ret = socket_getpeername($new_socket, $addr);
291 printf("RET: %s\n", $addr);
294 index_wr_main($room, $addr, $get, $post, $cookie);
295 $content = ob_get_contents();
298 // printf("OUT: [%s]\n", $G_content);
299 fwrite($new_socket, headers_render($header_out).$content);
302 case SITE_PREFIX."index_rd_ifra.php":
304 if (!isset($cookie['sess'])) {
308 if (($user = $room->get_user($cookie['sess'], $idx)) == FALSE) {
312 if (($prev = $user->rd_socket_get()) != NULL) {
313 unset($s2u[intval($user->rd_socket_get())]);
314 unset($socks[intval($user->rd_socket_get())]);
315 fclose($user->rd_socket_get());
316 $user->rd_socket_set(NULL);
319 $header_out = array();
321 index_rd_ifra_init($room, $user, $header_out, $body, $get, $post, $cookie);
322 stream_set_blocking($new_socket, $blocking_mode); // Set the stream to non-blocking
323 fwrite($new_socket, headers_render($header_out).$body);
326 $s2u[intval($new_socket)] = $idx;
327 $socks[intval($new_socket)] = $new_socket;
328 $user->rd_socket_set($new_socket);
338 /* TODO: here stuff to decide if it is old or new user */
339 if (($user_cur = user_get_sess($user_a, $get['sess'])) != FALSE) {
340 /* close the previous socket */
341 unset($s2u[intval($user_cur->sock_get())]);
342 unset($socks[intval($user_cur->sock_get())]);
343 fclose($user_cur->sock_get());
344 /* assign the new socket */
345 $user_cur->sock_set($new_socket);
346 $id = $user_cur->id_get();
347 $s2u[intval($new_socket)] = $id;
348 $socks[intval($new_socket)] = $new_socket;
349 fwrite($new_socket, $rndstr);
352 else if (($user_cur = user_get_free($user_a)) != FALSE) {
353 stream_set_blocking($new_socket, $blocking_mode); // Set the stream to non-blocking
354 $socks[intval($new_socket)] = $new_socket;
356 $id = $user_cur->id_get();
357 $user_a[$id]->enable($new_socket, $get['sess']);
358 printf("s2u: ci passo %d\n", intval($new_socket));
359 $s2u[intval($new_socket)] = $id;
361 fwrite($new_socket, $rndstr);
365 printf("Too many opened users\n");
371 printf("WARNING: ancillary_getstream failed\n");
375 if (($buf = fread($sock, 512)) === FALSE) {
376 printf("error read\n");
379 else if (strlen($buf) === 0) {
380 if ($sock === $list) {
381 printf("Arrivati %d bytes da list\n", strlen($buf));
383 else if ($sock === $in) {
384 printf("Arrivati %d bytes da stdin\n", strlen($buf));
387 // $user_a[$s2u[intval($sock)]]->disable();
388 if ($room->user[$s2u[intval($sock)]]->rd_socket_get() != NULL) {
389 $room->user[$s2u[intval($sock)]]->rd_socket_set(NULL);
391 unset($socks[intval($sock)]);
392 unset($s2u[intval($sock)]);
396 printf("post unset\n");
404 if ($sock === $list) {
405 printf("Arrivati %d bytes da list\n", strlen($buf));
407 else if ($sock === $in) {
408 printf("Arrivati %d bytes da stdin\n", strlen($buf));
411 $key = array_search("$sock", $socks);
412 printf("Arrivati %d bytes dalla socket n. %d\n", strlen($buf), $key);
422 foreach ($socks as $k => $sock) {
423 if (isset($s2u[intval($sock)])) {
428 $user = $room->user[$s2u[intval($sock)]];
429 index_rd_ifra_main($room, $user, $body);
430 if ($body == "" && $user->rd_tout_is_expired($curtime)) {
431 $body = index_rd_ifra_keepalive($user);
435 echo "SPIA: [".substr($body, 0, 60)."...]\n";
436 fwrite($sock, $body);
438 $user->rd_tout_reset($curtime);
441 // close socket after a while to prevent client memory consumption
442 if ($user->rd_endtime_is_expired($curtime)) {
443 // $user_a[$s2u[intval($sock)]]->disable();
444 if ($room->user[$s2u[intval($sock)]]->rd_socket_get() != NULL) {
445 $room->user[$s2u[intval($sock)]]->rd_socket_set(NULL);
447 unset($socks[intval($sock)]);
448 unset($s2u[intval($sock)]);