* Suite 330, Boston, MA 02111-1307, USA.
*
* TODO
- * problema con getpeer (HOSTADDR)
- * setcookie (for tables only)
- * keepalive
- * chunked
- * index_rd.php porting
- * index.php auth part
- * generic var management from internet
+ *
+ * - BUG: logout failed
+ * - BUG: fast loop on stream index_rd_ifra page
+ *
+ * - garbage management
+ * - log_legal address fix
+ * - from room to table
+ * - from table to room
+ * - fwrite other issues
+ * - manage and test cross forwarder between table and room
+ * - setcookie (for tables only)
+ * - keepalive management
+ * - chunked
+ *
+ * DONE/FROZEN - problema con getpeer (HOSTADDR)
+ *
+ * DONE - bug: read from a not resource handle (already closed because a new socket substitute it)
+ * DONE - partial write for normal page management
+ * DONE - index_rd_ifra: last_clean issue
+ * DONE - fwrite failed error management (select, buffer where store unsent data, and fwrite check and retry)
+ * ABRT - index_wr.php::reload - reload is js-only function
+ * DONE - bug: after restart index_rd.php receive from prev clients a lot of req
+ * DONE - index_wr.php::chat
+ * DONE - index_wr.php::exit
+ * DONE - index_rd.php porting
+ * DONE - generic var management from internet
+ * DONE - index.php auth part
*/
$G_base = "../";
define('SITE_PREFIX', '/brisk/');
-class SPUser {
- var $id;
- var $sess;
- var $cnt;
- var $sock;
-
- function SPUser($id)
- {
- $this->id = $id;
- $this->cnt = -1;
- $this->sock = NULL;
- }
-
- function enable($sock, $sess)
- {
- $this->sess = $sess;
- $this->cnt = 0;
- $this->sock = $sock;
-
- return ($this->id);
- }
-
- function disable()
- {
- $this->cnt = -1;
- $this->sock = NULL;
- }
-
- function is_enable()
- {
- return ($this->cnt < 0 ? FALSE : TRUE);
- }
-
- function sock_get()
- {
- return $this->sock;
- }
-
- function sock_set($sock)
- {
- $this->sock = $sock;
- }
-
- function id_get()
- {
- return $this->id;
- }
-
- function sess_get()
- {
- return $this->sess;
- }
-
- function cnt_get()
- {
- return $this->cnt;
- }
-
- function cnt_inc()
- {
- return $this->cnt++;
- }
-}
-
-function user_get_free($user_arr)
-{
- foreach ($user_arr as $i => $user) {
- if (!$user->is_enable()) {
- return ($user);
- }
- }
- return FALSE;
-}
-
-function user_get_sess($user_arr, $sess)
-{
- foreach ($user_arr as $i => $user) {
- printf("SESS: [%s] cur: [%s]\n", $user->sess_get(), $sess);
- if ($user->sess_get() == $sess) {
- return ($user);
- }
- }
- return FALSE;
-}
-
function headers_render($header)
{
return ($s);
}
-
/*
* Caching system using ob php system to cache old style pages
* to a var and than send it with more calm
}
$s2u = array();
+ $pages_flush = array();
$rndstr = "";
for ($i = 0 ; $i < 4096 ; $i++) {
stream_set_blocking($list, $blocking_mode); # Set the stream to non-blocking
while ($main_loop) {
- echo "IN LOOP\n";
+ $curtime = time();
+ printf("IN LOOP: Current opened: %d pages_flush: %d\n", count($socks), count($pages_flush));
+
/* Prepare the read array */
if ($shutdown)
$read = array_merge(array("$in" => $in), $socks);
}
$write = NULL;
$except = NULL;
- $num_changed_sockets = stream_select($read, $write, $except, 5);
+ $num_changed_sockets = stream_select($read, $write, $except, 0, 250000);
if ($num_changed_sockets === FALSE) {
printf("No data in 5 secs");
}
/* At least at one of the sockets something interesting happened */
foreach ($read as $i => $sock) {
+ /* is_resource check is required because there is the possibility that
+ during new request an old connection is closed */
+ if (!is_resource($sock)) {
+ continue;
+ }
if ($sock === $list) {
printf("NUOVA CONNEX\n");
$new_unix = stream_socket_accept($list);
$post = array();
$cookie = array();
if (($new_socket = ancillary_getstream($new_unix, $stream_info)) !== FALSE) {
+ stream_set_blocking($new_socket, $blocking_mode); // Set the stream to non-blocking
printf("RECEIVED HEADER:\n%s", $stream_info);
$path = spu_process_info($stream_info, $method, $header, $get, $post, $cookie);
printf("PATH: [%s]\n", $path);
printf("COOKIE:\n");
print_r($cookie);
+ $addr = stream_socket_get_name($new_socket, TRUE);
+
switch ($path) {
case SITE_PREFIX:
case SITE_PREFIX."index.php":
$header_out = array();
ob_start();
- index_main($room, $header_out, $get, $post, $cookie);
+ index_main($room, $header_out, $addr, $get, $post, $cookie);
$content = ob_get_contents();
ob_end_clean();
- // printf("OUT: [%s]\n", $G_content);
- fwrite($new_socket, headers_render($header_out).$content);
- fclose($new_socket);
+
+ $pgflush = new PageFlush($new_socket, $curtime, 20, $header_out, $content);
+
+ if ($pgflush->try_flush($curtime) == FALSE) {
+ // Add $pgflush to the pgflush array
+ array_push($pages_flush, $pgflush);
+ }
+
break;
case SITE_PREFIX."index_wr.php":
- $G_headers = "";
+ $header_out = array();
$addr = "";
- $ret = socket_getpeername($new_socket, $addr);
- // printf("RET: %d\n", $ret);
+ // $ret = socket_getpeername($new_socket, $addr);
+ printf("RET: %s\n", $addr);
// exit(123);
ob_start();
index_wr_main($room, $addr, $get, $post, $cookie);
break;
case SITE_PREFIX."index_rd_ifra.php":
do {
- if (!isset($cookie['sess'])) {
- fclose($new_socket);
- break;
- }
- if (($user = $room->get_user($cookie['sess'], $idx)) == FALSE) {
+ $header_out = array();
+ if (!isset($cookie['sess'])
+ || (($user = $room->get_user($cookie['sess'], $idx)) == FALSE)) {
+ $body = index_rd_ifra_fini(TRUE);
+ fwrite($new_socket, headers_render($header_out).$body);
+ fflush($new_socket);
fclose($new_socket);
break;
}
+ // close a previous opened index_read_ifra socket, if exists
if (($prev = $user->rd_socket_get()) != NULL) {
unset($s2u[intval($user->rd_socket_get())]);
unset($socks[intval($user->rd_socket_get())]);
fclose($user->rd_socket_get());
+ printf("CLOSE AND OPEN AGAIN ON IFRA2\n");
$user->rd_socket_set(NULL);
}
- $header_out = array();
$body = "";
index_rd_ifra_init($room, $user, $header_out, $body, $get, $post, $cookie);
- stream_set_blocking($new_socket, $blocking_mode); // Set the stream to non-blocking
fwrite($new_socket, headers_render($header_out).$body);
fflush($new_socket);
break;
}
-
-
-
-
- if (0 == 1) {
- /* TODO: here stuff to decide if it is old or new user */
- if (($user_cur = user_get_sess($user_a, $get['sess'])) != FALSE) {
- /* close the previous socket */
- unset($s2u[intval($user_cur->sock_get())]);
- unset($socks[intval($user_cur->sock_get())]);
- fclose($user_cur->sock_get());
- /* assign the new socket */
- $user_cur->sock_set($new_socket);
- $id = $user_cur->id_get();
- $s2u[intval($new_socket)] = $id;
- $socks[intval($new_socket)] = $new_socket;
- fwrite($new_socket, $rndstr);
- fflush($new_socket);
- }
- else if (($user_cur = user_get_free($user_a)) != FALSE) {
- stream_set_blocking($new_socket, $blocking_mode); // Set the stream to non-blocking
- $socks[intval($new_socket)] = $new_socket;
-
- $id = $user_cur->id_get();
- $user_a[$id]->enable($new_socket, $get['sess']);
- printf("s2u: ci passo %d\n", intval($new_socket));
- $s2u[intval($new_socket)] = $id;
-
- fwrite($new_socket, $rndstr);
- fflush($new_socket);
- }
- else {
- printf("Too many opened users\n");
- fclose($new_socket);
- }
- }
}
else {
printf("WARNING: ancillary_getstream failed\n");
unset($socks[intval($sock)]);
unset($s2u[intval($sock)]);
fclose($sock);
+ printf("CLOSE ON READ\n");
}
if ($debug > 1) {
printf("post unset\n");
}
+ foreach ($pages_flush as $k => $pgflush) {
+ if ($pgflush->try_flush($curtime) == TRUE) {
+ unset($pages_flush[$k]);
+ }
+ }
+ foreach ($socks as $k => $sock) {
+ if (isset($s2u[intval($sock)])) {
+ $user = $room->user[$s2u[intval($sock)]];
+ $body = $user->rd_cache_get();
+ if ($body == "")
+ index_rd_ifra_main($room, $user, $body);
+ if ($body == "" && $user->rd_kalive_is_expired($curtime)) {
+ $body = index_rd_ifra_keepalive($user);
+ }
+ if ($body != "") {
+ echo "SPIA: [".substr($body, 0, 60)."...]\n";
+ $body_l = mb_strlen($body, "ASCII");
+ $ret = @fwrite($sock, $body);
+ if ($ret < $body_l) {
+ printf("TROUBLE WITH FWRITE: %d\n", $ret);
+ $user->rd_cache_set(mb_substr($body, $ret, $body_l - $ret, "ASCII"));
+ }
+ else {
+ $user->rd_cache_set("");
+ }
+ fflush($sock);
+ $user->rd_kalive_reset($curtime);
+ }
- foreach ($socks as $k => $sock) {
- if (isset($s2u[intval($sock)])) {
- $body = "";
-
-
- $header_out = array();
- $body = "";
- index_rd_ifra_main($room, $room->user[$s2u[intval($sock)]], $body);
- echo "SPIA: [".substr($body, 0, 60)."...]\n";
- fwrite($sock, headers_render($header_out).$body);
- fflush($sock);
+ // close socket after a while to prevent client memory consumption
+ if ($user->rd_endtime_is_expired($curtime)) {
+ // $user_a[$s2u[intval($sock)]]->disable();
+ if ($room->user[$s2u[intval($sock)]]->rd_socket_get() != NULL) {
+ $room->user[$s2u[intval($sock)]]->rd_socket_set(NULL);
+ }
+ unset($socks[intval($sock)]);
+ unset($s2u[intval($sock)]);
+ fclose($sock);
+ printf("CLOSE ON LOOP\n");
+ }
}
}
}