try close when socket return 0 bytes
[brisk.git] / web / Obj / sac-a-push.phh
index 91012a8..a52b574 100644 (file)
@@ -3,7 +3,7 @@
  *  brisk - Obj/sac-a-push.phh
  *
  *  Copyright (C) 2012-2014 Matteo Nastasi
- *                          mailto: nastasi@alternativeoutput.it 
+ *                          mailto: nastasi@alternativeoutput.it
  *                                  matteo.nastasi@milug.org
  *                          web: http://www.alternativeoutput.it
  *
@@ -22,7 +22,7 @@
  *
  */
 
-define('SITE_PREFIX', '/brisk/');
+define('SITE_PREFIX', "/brisk/");
 define('SITE_PREFIX_LEN', 7);
 
 define('DIRECT_ST_READ',  1);
@@ -30,6 +30,22 @@ define('DIRECT_ST_WRITE', 2);
 
 declare(ticks = 1);
 
+/* this list is created with bin/get_globals.sh */
+$_globals_list = array(
+'G_admin_mail', 'G_alarm_passwd', 'G_all_points', 'G_ban_list', 'G_base',
+'G_black_list', 'G_brisk_version', 'G_btrace_pref_sub', 'G_cloud_smasher',
+'G_crypt_key', 'G_dbasetype', 'G_dbauth', 'G_dbpfx', 'G_doc_path',
+'G_proto', 'G_domain', 'G_donors_all', 'G_donors_cur', 'G_is_local', 'G_lang', 'G_lng',
+'G_mail_seed', 'G_notguar_code', 'G_PG_cons', 'G_PG_cons_n', 'G_PG_vow',
+'G_PG_vow_n', 'G_poll_entries', 'G_poll_name', 'G_poll_title',
+'G_provider_proxy', 'G_proxy_white_list', 'G_room_about', 'G_room_help',
+'G_room_passwdhowto', 'G_room_roadmap',
+'G_selfreg_mask', 'G_selfreg_tout', 'G_shutdown', 'G_sidebanner',
+'G_sidebanner_idx', 'G_splash_content', 'G_splash_contents',
+'G_splash_cont_idx', 'G_splash_h', 'G_splash_idx', 'G_splash_interval',
+'G_splash_timeout', 'G_splash_w', 'G_topbanner', 'G_tos_dthard',
+'G_tos_dtsoft', 'G_tos_fname', 'G_tos_idx', 'G_tos_vers', 'G_webbase');
+
 function global_dump()
 {
     GLOBAL $G_alarm_passwd, $G_ban_list, $G_black_list, $G_btrace_pref_sub, $G_dbauth;
@@ -40,7 +56,7 @@ function global_dump()
     GLOBAL $G_splash_h, $G_splash_idx, $G_splash_interval, $G_splash_timeout;
     GLOBAL $G_splash_w, $G_topbanner, $G_with_donors, $G_with_poll;
     GLOBAL $G_with_splash, $G_sidebanner, $G_sidebanner_idx;
-    GLOBAL $G_with_topbanner;
+    GLOBAL $G_with_topbanner, $G_selfreg_tout, $G_selfreg_mask;
 
     fprintf(STDERR, "G_alarm_passwd = [%s]\n", print_r($G_alarm_passwd, TRUE));
     fprintf(STDERR, "G_ban_list = [%s]\n", print_r($G_ban_list, TRUE));
@@ -73,6 +89,10 @@ function global_dump()
     fprintf(STDERR, "G_sidebanner_idx = [%s]\n", print_r($G_sidebanner_idx, TRUE));
     fprintf(STDERR, "G_with_splash = [%s]\n", print_r($G_with_splash, TRUE));
     fprintf(STDERR, "G_with_topbanner = [%s]\n", print_r($G_with_topbanner, TRUE));
+    fprintf(STDERR, "G_selfreg_mask = [%x]\n", print_r($G_selfreg_mask, TRUE));
+
+    fprintf(STDERR, "G_selfreg_tout = [%s]\n", print_r($G_selfreg_tout, TRUE));
+
 }
 
 function pid_save()
@@ -119,7 +139,7 @@ function spu_process_info($stream_info, &$method, &$header, &$get, &$post, &$coo
     $post = array();
     $rest = 0;
     foreach(preg_split("/(\r?\n)/", $stream_info) as $line) {
-        printf("LINE: [%s]\n", $line);
+        // printf("LINE: [%s]\n", $line);
         if ($check_post) {
             if (!isset($header['The-Request'])) {
                 return FALSE;
@@ -153,9 +173,11 @@ function spu_process_info($stream_info, &$method, &$header, &$get, &$post, &$coo
             $path = $get_vars[0];
             if (count($get_vars) > 1) {
                 $a = explode('&', $get_vars[1]);
-                printf("A COUNT: [%s] %d\n", $a[0], count($a));
+                // printf("A COUNT: [%s] %d\n", $a[0], count($a));
                 for ($i = 0 ; $i < count($a) ; $i++) {
                     $b = explode('=', $a[$i]);
+                    if ($b[0] == "")
+                        continue;
                     $get[$b[0]] = urldecode($b[1]);
                 }
             }
@@ -168,12 +190,12 @@ function spu_process_info($stream_info, &$method, &$header, &$get, &$post, &$coo
                 // if (content-type is wrong || content-length isn't set)
                 //     return false
 
-                if ($header['Content-Type'] != 'application/x-www-form-urlencoded' 
+                if ($header['Content-Type'] != 'application/x-www-form-urlencoded'
                     || !isset($header['Content-Length'])) {
                     return FALSE;
                 }
                 $post_len = mb_strlen($line, "ASCII");
-                printf("INFO: postlen: %d\n", $post_len);
+                // printf("INFO: postlen: %d\n", $post_len);
                 $rest = (int)($header['Content-Length']) - $post_len;
 
                 if ($rest == 0) {
@@ -198,13 +220,13 @@ function spu_process_info($stream_info, &$method, &$header, &$get, &$post, &$coo
 
 function gpcs_var($name, $get, $post, $cookie)
 {
-    if (isset($GLOBALS[$name])) 
+    if (isset($GLOBALS[$name]))
         return FALSE;
-    else if (isset($cookie[$name])) 
+    else if (isset($cookie[$name]))
         return ($cookie[$name]);
-    else if (isset($post[$name])) 
+    else if (isset($post[$name]))
         return ($post[$name]);
-    else if (isset($get[$name])) 
+    else if (isset($get[$name]))
         return ($get[$name]);
 
     return FALSE;
@@ -399,13 +421,16 @@ class Sac_a_push {
     static $fixed_fd = 3;
     static $cnt_master = NULL;
     static $cnt_slave  = NULL;
-    
-    var $file_socket;
-    var $unix_socket;
+
+    var $provider_proxy; // list of provider/browser that offer proxy service
+
+    var $file_socket_pfx;
+    var $unix_socket_pfx;
     var $direct_socket;   // socket where read direct commands
     var $socks;
     var $s2u;             // user associated with input socket
     var $s2p;             // pending page associated with input socket
+    var $s2c;             // ws sockets in closing phase
     var $pending_pages;
     var $is_daemon;
 
@@ -442,7 +467,7 @@ class Sac_a_push {
                 exit(1);
             }
             break;
-        case SIGHUP: 
+        case SIGHUP:
             if (static::$cnt_master != NULL) {
                 fwrite(static::$cnt_master, "\nreload\n");
                 fflush(static::$cnt_master);
@@ -451,18 +476,23 @@ class Sac_a_push {
         }
     }
 
-    static function create(&$app, $sockname, $debug, $blocking_mode, $argv)
-    {        
+    static function create(&$app, $sockname_pfx, $debug, $blocking_mode, $provider_proxy, $argv)
+    {
         $thiz = new Sac_a_push();
-        
+
         $thiz->app = $app;
-        $thiz->file_socket = $sockname;
-        $thiz->unix_socket = "unix://$sockname";
-        $thiz->direct_socket = "unix://${sockname}2";
+
+        $thiz->provider_proxy = ProviderProxy::create();
+
+        $thiz->file_socket_pfx = $sockname_pfx;
+        $thiz->unix_socket_pfx = "unix://$sockname_pfx";
+        $thiz->direct_socket = "unix://${sockname_pfx}_admin.sock";
         $thiz->debug = $debug;
+        $thiz->list_web = array();
         $thiz->socks = array();
         $thiz->s2u  = array();
         $thiz->s2p  = array();
+        $thiz->s2c  = array();
         $thiz->pending_pages = array();
         $thiz->is_daemon = FALSE;
 
@@ -491,23 +521,33 @@ class Sac_a_push {
             else
                 $thiz->rndstr .= chr(mt_rand(65, 90));
         }
-        
-        if (file_exists($thiz->file_socket)) {
-            unlink($thiz->file_socket);
+
+        for ($i = 0 ; $i < USOCK_POOL_N ; $i++) {
+            $file_socket = $thiz->file_socket_pfx . sprintf("%d.sock", $i);
+            if (file_exists($file_socket)) {
+                unlink($file_socket);
+            }
         }
-        if (file_exists($thiz->file_socket."2")) {
-            unlink($thiz->file_socket."2");
+        $file_socket_admin = $thiz->file_socket_pfx . "_admin.sock";
+        if (file_exists($file_socket_admin)) {
+            unlink($file_socket_admin);
         }
-    
+
         $old_umask = umask(0);
-        if (($thiz->list_web = stream_socket_server($thiz->unix_socket, $err, $errs)) === FALSE) {
-            return (FALSE);
+        for ($i = 0 ; $i < USOCK_POOL_N ; $i++) {
+            $unix_socket = sprintf("%s%d.sock", $thiz->unix_socket_pfx, $i);
+            if (($list_sock = stream_socket_server($unix_socket, $err, $errs)) === FALSE) {
+                return (FALSE);
+            }
+            array_push($thiz->list_web, $list_sock);
         }
         if (($thiz->list_cmd = stream_socket_server($thiz->direct_socket, $err, $errs)) === FALSE) {
             return (FALSE);
         }
         umask($old_umask);
-        stream_set_blocking($thiz->list_web, $thiz->blocking_mode); # Set the stream to non-blocking
+        for ($i = 0 ; $i < USOCK_POOL_N ; $i++) {
+            stream_set_blocking($thiz->list_web[$i], $thiz->blocking_mode); # Set the stream to non-blocking
+        }
         stream_set_blocking($thiz->list_cmd, $thiz->blocking_mode); # Set the stream to non-blocking
 
         if (($thiz->in = fopen("php://stdin", "r")) === FALSE) {
@@ -515,19 +555,22 @@ class Sac_a_push {
         }
 
         $thiz->main_loop = FALSE;
+        $thiz->reload(TRUE, $provider_proxy);
 
         return ($thiz);
     }
 
-    function socks_set($sock, $user, $pendpage)
+    function socks_set($sock, $user, $pendpage, $postclose = NULL)
     {
         $id = intval($sock);
 
         $this->socks[$id] = $sock;
         if ($user != NULL)
-            $this->s2u[$id]   = $user;
+            $this->s2u[$id] = $user;
         if ($pendpage != NULL)
-            $this->s2p[$id]   = $pendpage;
+            $this->s2p[$id] = $pendpage;
+        if ($postclose != NULL)
+            $this->s2c[$id] = $postclose;
     }
 
     function socks_unset($sock)
@@ -538,18 +581,20 @@ class Sac_a_push {
             unset($this->s2u[$id]);
         if (isset($this->s2p[$id]))
             unset($this->s2p[$id]);
+        if (isset($this->s2c[$id]))
+            unset($this->s2c[$id]);
         unset($this->socks[$id]);
     }
 
     function pendpage_try_addcont(&$new_socket, $tout, $method, $header, $get, $post, $cookie, $path, $addr, $rest, $cont)
     {
-        $pendpage = PendingPage::pendingpage_continue(&$new_socket, $this->curtime, $tout, $method,
+        $pendpage = PendingPage::pendingpage_continue( $new_socket, $this->curtime, $tout, $method,
                                                            $header,           $get, $post, $cookie,
                                                              $path,          $addr, $rest, $cont);
 
         $pendpage->try_flush($this->curtime);
         // Add $pendpage to the pendpage array (in any case)
-        fprintf(STDERR, "IMPORTANT: Pendadd: %d\n", $pendpage->status);
+        // fprintf(STDERR, "IMPORTANT: Pendadd: %d\n", $pendpage->status);
         $this->pendpage_add($pendpage);
     }
 
@@ -602,25 +647,50 @@ class Sac_a_push {
 
         foreach ($this->socks as $k => $sock) {
             $id = intval($sock);
-            if (isset($this->s2u[$id])) {
-                if ($this->s2u[$id]->sess == '') {
-                    if ($this->s2u[$id]->rd_socket_get() != NULL) {
-                        $this->s2u[$id]->rd_socket_set(NULL);
-                    }
-                    unset($this->socks[$id]);
-                    unset($this->s2u[$id]);
+            if (isset($this->s2c[$id])) {
+                $postclose = $this->s2c[$id];
+                if ($postclose->read('', $this->curtime) == 0) {
                     fclose($sock);
-                    printf("CLOSE ON GARBAGE MANAGER\n");
+                    $this->socks_unset($sock);
                 }
             }
+            else if (isset($this->s2u[$id])) {
+                $user = $this->s2u[$id];
+                if ($user->the_end) {
+                    if (($user->rd_toflush == FALSE && $user->rd_step == $user->step)
+                        || $user->rd_endtime_is_expired($this->curtime)) {
+                        if ($user->rd_socket_get() != NULL) {
+                            $user->rd_socket_set(NULL);
+                        }
+                        unset($this->socks[$id]);
+                        unset($this->s2u[$id]);
+                        fclose($sock);
+                        // printf("CLOSE ON GARBAGE MANAGER\n");
+                    }
+                }
+            }
+        }
+        $this->app->users_cleanup();
+    }
+
+    function check_globals()
+    {
+        GLOBAL $_globals_list;
+        foreach ($_globals_list as $g) {
+            if (!array_search($g, $GLOBALS) || !isset($GLOBALS[$g])) {
+                error_log(sprintf("Global [%s] not declared", $g));
+                return FALSE;
+            }
         }
+        return TRUE;
     }
 
     function run()
     {
         GLOBAL $DOCUMENT_ROOT, $HTTP_HOST;
 
-        GLOBAL $G_alarm_passwd, $G_ban_list, $G_black_list, $G_btrace_pref_sub, $G_dbauth;
+        GLOBAL $G_alarm_passwd, $G_ban_list, $G_black_list, $G_cloud_smasher, $G_provider_proxy;
+        GLOBAL $G_btrace_pref_sub, $G_dbauth;
         GLOBAL $G_dbpfx, $G_donors_all, $G_donors_cur, $G_is_local, $G_lang;
         GLOBAL $G_poll_entries, $G_poll_name, $G_poll_title, $G_proxy_white_list;
         GLOBAL $G_room_roadmap, $G_shutdown;
@@ -631,33 +701,49 @@ class Sac_a_push {
         GLOBAL $G_with_topbanner;
         GLOBAL $G_tos_vers, $G_tos_fname, $G_tos_dtsoft, $G_tos_dthard, $G_tos_idx, $G_doc_path;
 
+        if (!$this->check_globals()) {
+            fprintf(STDERR, "Take a look to the phplog file, GLOBALS missing!\n");
+            sleep(10);
+        }
+
         if ($this->main_loop) {
             return (FALSE);
         }
-        
+
         $this->main_loop = TRUE;
-        
+
+        $list_web_arr = array();
+        for ($i = 0 ; $i < USOCK_POOL_N ; $i++) {
+            $list_web_arr[intval($this->list_web[$i])] = $this->list_web[$i];
+        }
+
+        $lastime = 0;
+        $dump_users = TRUE;
+        $sock_shard_cur = -1;
         while ($this->main_loop) {
+            $sock_shard_cur = ($sock_shard_cur + 1) % SOCK_SHARD_N;
             $this->app->sess_cur_set(FALSE);
             $this->curtime = time();
-            fprintf(STDERR, "IN LOOP: Current opened: %d  pending_pages: %d\n", count($this->socks), count($this->pending_pages));
-            
+            if ($lastime != ($this->curtime >> 2)) {
+                fprintf(STDERR, "\nIN LOOP: Current opened: %d  pending_pages: %d\n", count($this->socks), count($this->pending_pages));
+            }
+
             /* Prepare the read array */
             /* // when we manage it ... */
             /* if ($shutdown)  */
             /*     $read   = array_merge(array("$in" => $in), $socks); */
             /* else */
-            $pre_read = array_merge(array(intval($this->list_web) => $this->list_web,
-                                          intval($this->list_cmd) => $this->list_cmd,
-                                          intval(static::$cnt_slave) => static::$cnt_slave),
-                                    $this->socks);
+            $pre_read = array_merge($list_web_arr, array(
+                intval($this->list_cmd) => $this->list_cmd,
+                intval(static::$cnt_slave) => static::$cnt_slave),
+            $this->socks);
             if ($this->is_daemon == FALSE) {
                 $read = array_merge($pre_read, array(intval($this->in) => $this->in));
             }
             else {
                 $read = $pre_read;
             }
-            
+
             if ($this->debug > 1) {
                 printf("PRE_SELECT\n");
                 print_r($read);
@@ -665,12 +751,15 @@ class Sac_a_push {
             $write  = NULL;
             $except = NULL;
             $num_changed_sockets = @stream_select($read, $write, $except, 0, 500000);
-        
+
             if ($num_changed_sockets == 0) {
-                printf(" no data in 5 secs, splash [%d]\n", $G_with_splash);
-            } 
+                // printf(" no data in 5 secs, splash [%d]\n", $G_with_splash);
+                ;
+            }
             else if ($num_changed_sockets > 0) {
-                printf("num sock %d num_of_socket: %d\n", $num_changed_sockets, count($read));
+                if ($lastime != ($this->curtime >> 2)) {
+                    printf("num sock %d num_of_socket: %d\n", $num_changed_sockets, count($read));
+                }
                 if ($this->debug > 1) {
                     print_r($read);
                 }
@@ -683,9 +772,11 @@ class Sac_a_push {
                     if (!is_resource($sock)) {
                         continue;
                     }
-                    if ($sock === $this->list_web) {
-                        printf("NUOVA CONNEX\n");
-                        if (($new_unix = stream_socket_accept($this->list_web)) == FALSE) {
+                    $list_web_idx = array_search($sock, $this->list_web, TRUE);
+                    if ($list_web_idx !== FALSE) {
+                        $list_web_usock = $this->list_web[$list_web_idx];
+                        // printf("NUOVA CONNEX\n");
+                        if (($new_unix = stream_socket_accept($list_web_usock)) == FALSE) {
                             printf("SOCKET_ACCEPT FAILED\n");
                             continue;
                         }
@@ -697,19 +788,32 @@ class Sac_a_push {
                         $rest        = 0;
                         $cont        = "";
                         if (($new_socket = ancillary_getstream($new_unix, $stream_info)) !== FALSE) {
-                            printf("NEW_SOCKET: %d\n", intval($new_socket));
+                            // printf("NEW_SOCKET: %d\n", intval($new_socket));
                             stream_set_blocking($new_socket, $this->blocking_mode); // Set the stream to non-blocking
-                            printf("RECEIVED HEADER:\n%s", $stream_info);
+                            // error_log(sprintf("RECEIVED HEADER:\n%s", $stream_info));
                             if (($path = spu_process_info($stream_info, $method, $header,
                                                           $get, $post, $cookie, $rest, $cont))
                                 == FALSE) {
                                 fprintf(STDERR, "TODO: fix wrong header management\n");
                             }
-                            $addr = stream_socket_get_name($new_socket, TRUE);
-                            printf("PATH: [%s]\n", $path);
+
+                            // We try to get real IP from header (passed by proxy) and then fallback to direct connection IP
+                            // error_log(sprintf("addr: [%s]", $addr));
+                            // error_log(sprintf("X-Real-Ip: [%s]", array_key_exists('X-Real-Ip', $header) ? $header['X-Real-Ip'] : "Not exists"));
+                            if (array_key_exists('X-Real-Ip', $header)) {
+                                $addr = $header['X-Real-Ip'];
+                            }
+                            else {
+                                $addr = addrtoipv4(stream_socket_get_name($new_socket, TRUE));
+                            }
+
+                            // FOR TEST $header['X-Forwarded-For'] = '154.155.22.33';
+                            $addr = $this->pproxy_realip($header, $addr);
+
+                            // printf("PATH: [%s] [%s]\n", $path, print_r($header, TRUE));
                             if ($method == "POST" && $rest > 0) {
                                 if (isset($header['Expect']) && $header['Expect'] == '100-continue') {
-                                    fprintf(STDERR, "\nPOSTA DE CHE\n\n");
+                                    // fprintf(STDERR, "\nPOSTA DE CHE\n\n");
                                     $this->pendpage_try_addcont($new_socket, 20,
                                                                 $method, $header, $get, $post, $cookie,
                                                                 $path, $addr, $rest, $cont);
@@ -724,14 +828,14 @@ class Sac_a_push {
                                 $manage_page = TRUE;
                             }
 
-                            printf("number of sockets after %d\n", count($this->socks));
+                            // printf("number of sockets after %d\n", count($this->socks));
                         }
                         else {
                             printf("WARNING: ancillary_getstream failed\n");
                         }
                     }
                     else if ($sock === $this->list_cmd) {
-                        printf("NUOVA DIRECT CONNEX\n");
+                        // printf("NUOVA DIRECT CONNEX\n");
                         if (($new_unix = stream_socket_accept($this->list_cmd)) == FALSE) {
                             printf("SOCKET_ACCEPT FAILED\n");
                             continue;
@@ -739,24 +843,26 @@ class Sac_a_push {
                         stream_set_blocking($new_unix, $this->blocking_mode);
                         $this->direct_mgmt($new_unix);
                     } // not socket_list nor socket_list_cmd
-                    else {  // already opened socket
+                    else if ($id % SOCK_SHARD_N == $sock_shard_cur) {  // already opened socket
                         $buf = fread($sock, 4096);
                         // if socket is closed
-                        if ($buf == FALSE || feof($sock)) {
+                        if ($buf == FALSE || mb_strlen($buf, "ASCII") == 0 || feof($sock)) {
+                            $postclose = NULL;
                             // close socket case
                             if ($buf == FALSE) {
-                                printf("INFO: read return false\n");
+                                // printf("INFO: read return false\n");
+                                ;
                             }
-                            if ($sock === $this->list_web) {
-                                printf("Arrivati %d bytes da list\n", mb_strlen($buf, "ASCII"));
+                            if (array_search($sock, $this->list_web, TRUE) !== FALSE) {
+                                // printf("Arrivati %d bytes da list\n", mb_strlen($buf, "ASCII"));
                                 return(21);
                             }
                             else if ($sock === $this->list_cmd) {
-                                printf("Arrivati %d bytes da list_cmd\n", mb_strlen($buf, "ASCII"));
+                                // printf("Arrivati %d bytes da list_cmd\n", mb_strlen($buf, "ASCII"));
                                 return(23);
                             }
                             else if ($sock === $this->in || $sock === static::$cnt_slave) {
-                                printf("Arrivati %d bytes da stdin\n", mb_strlen($buf, "ASCII"));
+                                // printf("Arrivati %d bytes da stdin\n", mb_strlen($buf, "ASCII"));
                                 return(22);
                             }
                             else {
@@ -766,6 +872,7 @@ class Sac_a_push {
                                     if ($this->s2u[$id]->rd_socket_get() != NULL) {
                                         // try to send close frame (for websocket)
                                         $clo = $this->s2u[$id]->stream_close();
+                                        $postclose = $user->stream_postclose_get($sock, $this->curtime);
                                         $clo_l = mb_strlen($clo, "ASCII");
                                         @fwrite($sock, $clo, $clo_l);
                                         $this->s2u[$id]->rd_socket_set(NULL);
@@ -773,8 +880,14 @@ class Sac_a_push {
                                     unset($this->s2u[$id]);
                                 }
                             }
-                            fclose($sock);
-                            printf("CLOSE ON READ\n");
+                            if ($postclose != NULL) {
+                                // print("POSTCLOSE found!");
+                                $this->socks_set($sock, NULL, NULL, $postclose);
+                            }
+                            else {
+                                fclose($sock);
+                            }
+                            // printf("CLOSE ON READ\n");
 
                             if ($this->debug > 1) {
                                 printf("post unset\n");
@@ -785,20 +898,31 @@ class Sac_a_push {
                             if ($this->debug > 1) {
                                 print_r($read);
                             }
-                            if ($sock === $this->list_web) {
-                                printf("Arrivati %d bytes da list\n", mb_strlen($buf, "ASCII"));
+                            if (array_search($sock, $this->list_web, TRUE) !== FALSE) {
+                                // printf("Arrivati %d bytes da list\n", mb_strlen($buf, "ASCII"));
+                                ;
                             }
                             else if ($sock === $this->list_cmd) {
-                                printf("Arrivati %d bytes da list_cmd\n", mb_strlen($buf, "ASCII"));
+                                // printf("Arrivati %d bytes da list_cmd\n", mb_strlen($buf, "ASCII"));
+                                ;
                             }
                             else if ($sock === $this->in || $sock === static::$cnt_slave) {
-                                printf("Arrivati %d bytes da stdin\n", mb_strlen($buf, "ASCII"));
+                                // printf("Arrivati %d bytes da stdin\n", mb_strlen($buf, "ASCII"));
                                 $line = trim($buf);
                                 if ($line == "reload") {
                                     require("$DOCUMENT_ROOT/Etc/".BRISK_CONF);
-                                    $this->app->reload($G_ban_list, $G_black_list);
+                                    $this->reload(FALSE, $G_provider_proxy);
+                                    $this->app->reload(FALSE, $G_ban_list, $G_black_list,
+                                                       $G_cloud_smasher);
+                                    if (!$this->check_globals()) {
+                                        fprintf(STDERR, "Take a look to the phplog file, GLOBALS missing!\n");
+                                        sleep(10);
+                                    }
                                     global_dump();
                                 }
+                                else if ($line == "dump") {
+                                    $dump_users = TRUE;
+                                }
                                 else if ($line == "shutdown" || $line == "sd") {
                                     if ($this->app->dump_data()) {
                                         return(0);
@@ -810,7 +934,70 @@ class Sac_a_push {
                             }
                             else {  // data arrived from not special socket
                                 $key = array_search("$sock", $this->socks);
-                                fprintf(STDERR, "Arrivati %d bytes dalla socket n. %d\n", mb_strlen($buf, "ASCII"), $key);
+                                // fprintf(STDERR, "Arrivati %d bytes dalla socket n. %d\n", mb_strlen($buf, "ASCII"), $key);
+
+                                if (isset($this->s2u[$id])) {
+                                    //
+                                    //  TODO:
+                                    //     fix $addr
+                                    //     fix $this->pendpage_try_addflush below (probably not required)
+                                    //
+                                    $addr = "127.0.0.1";
+                                    $user = $this->s2u[$id];
+
+                                    // fprintf(STDERR, 'POST USER');
+                                    if ($user && $user->rd_transp && strpos($user->rd_transp->type, "websocket") !== FALSE) {
+                                        $clie_cmd = $user->rd_transp->unchunk($buf, $sock);
+                                        $clie_cmd = json_decode($clie_cmd, TRUE);
+                                        // fprintf(STDERR, "HERE WE ARE INCOMING DATA [%s]\n", print_r($clie_cmd, TRUE));
+
+                                        $wr_addr = substr(parse_url($clie_cmd["target"])["path"], strlen(SITE_PREFIX));
+                                        if ($wr_addr == "index_wr.php") {
+                                            ob_start();
+                                            // complete: index_wr_main($this->app, $addr, $get, $post, $cookie);
+                                            index_wr_main($this->app, $addr, $clie_cmd, NULL, NULL);
+                                            $content = ob_get_contents();
+                                            ob_end_clean();
+                                        }
+                                        else if ($wr_addr == "briskin5/index_wr.php") {
+                                            $table_idx = $clie_cmd['table_idx'];
+                                            $table_token = $clie_cmd['table_token'];
+
+                                            if (($bri = $this->app->match_get($table_idx, $table_token)) != FALSE) {
+                                                ob_start();
+                                                bin5_index_wr_main($bri, $addr, $clie_cmd, NULL, NULL);
+                                                $content = ob_get_contents();
+                                                ob_end_clean();
+                                            }
+                                        }
+                                        else {
+                                            fprintf(STDERR, "Unknown page [%s]\n", $wr_addr);
+                                        }
+                                        /*
+                                          briskin5/index_wr.php
+
+                                          if (isset($table_idx) && isset($table_token)) {
+                                          if (($bri = $s_a_p->app->match_get($table_idx, $table_token)) != FALSE) {
+                                          ob_start();
+                                          bin5_index_wr_main($bri, $addr, $get, $post, $cookie);
+                                          $content = ob_get_contents();
+                                          ob_end_clean();
+                                          }
+                                          else {
+                                          $content = "Bin5 Load data error";
+                                          }
+                                          }
+                                          else {
+                                          $content = "Bin5 Load data error";
+                                          }
+                                          $s_a_p->pendpage_try_addflush($new_socket, 20, $enc, $header_out, $content);
+                                        */
+                                    }
+                                }
+                                else {
+                                    fprintf(STDERR, "User associated with ID: %s not found\n", $id);
+                                }
+
                                 if (isset($this->s2p[$id])) {
                                     $this->s2p[$id]->rest -= mb_strlen($buf, "ASCII");
                                     $this->s2p[$id]->cont .= $buf;
@@ -825,11 +1012,23 @@ class Sac_a_push {
                                         $manage_page = TRUE;
                                     }
                                 }
+
+                                // postclose case
+                                if (isset($this->s2c[$id])) {
+                                    $postclose = $this->s2c[$id];
+                                    // printf("POSTCLOSE: found pc in s2c list\n");
+                                    if ($postclose->read($buf, $this->curtime) == 0) {
+                                        printf("POSTCLOSE: received end opcode, close\n");
+                                        fclose($sock);
+                                        $this->socks_unset($sock);
+                                    }
+                                }
                             }
                         }
                     }
 
                     if ($manage_page == TRUE) {
+                        /*
                         printf("M: %s\nHEADER:\n", $method);
                         print_r($header);
                         printf("GET:\n");
@@ -838,6 +1037,7 @@ class Sac_a_push {
                         print_r($post);
                         printf("COOKIE:\n");
                         print_r($cookie);
+                        */
 
                         $header_out = array();
                         // TODO: MOVE DOWN request_mgr to factorize new_sockets and POST closed
@@ -847,7 +1047,8 @@ class Sac_a_push {
                         }
                         if ($rret == FALSE) {
                             // FIXME: manage 404 !!!
-                            printf("TODO: fix unknown page\n");
+                            printf("TODO: fix unknown page: %s\n", $path);
+                            fclose($new_socket);
                         }
                     }
                 }
@@ -862,7 +1063,7 @@ class Sac_a_push {
                     unset($this->pending_pages[$k]);
                 }
             }
-            
+
             /*
                $response:                        raw stream data not sent
                $content:                         html consistent data (<script bla bla>)
@@ -893,7 +1094,9 @@ class Sac_a_push {
                     if ($response == "") {
                         $content = "";
                         $user->stream_main($content, $get, $post, $cookie);
-                        printf("[%s] [%d] [%d]\n", $user->name, $user->lacc, $this->curtime);
+                        if ($dump_users) {
+                           printf("[%s] [%d] [%d]\n", $user->name, $user->lacc, $this->curtime);
+                        }
                         if ($do_ping && $user->ping_req == FALSE) {
                             $content .= $user->stream_keepalive(TRUE);
                             $user->ping_req = TRUE;
@@ -905,7 +1108,7 @@ class Sac_a_push {
                             $response = $user->chunked_content($content);
                         }
                     }
-                    
+
                     if ($response != "") {
                         // echo "SPIA: [".substr($response, 0, 60)."...]\n";
                         // echo "SPIA: [".$response."]\n";
@@ -924,26 +1127,49 @@ class Sac_a_push {
                         }
                         $user->rd_kalive_reset($this->curtime);
                     }
-                    
+
                     // close socket after a while to prevent client memory consumption
                     if ($user->rd_endtime_is_expired($this->curtime)) {
-                        if ($this->s2u[$id]->rd_socket_get() != NULL) {
-                            $this->s2u[$id]->rd_socket_set(NULL);
+                        $postclose = $user->stream_postclose_get($sock, $this->curtime);
+                        if ($user->rd_socket_get() != NULL) {
+                            $user->rd_socket_set(NULL);
                         }
                         unset($this->socks[$id]);
                         unset($this->s2u[$id]);
                         $clo = $user->stream_close();
                         $clo_l = mb_strlen($clo, "ASCII");
                         @fwrite($sock, $clo, $clo_l);
-                        fclose($sock);
-                        printf("CLOSE ON LOOP\n");
+                        if ($postclose) {
+                            $this->socks_set($sock, NULL, NULL, $postclose);
+                        }
+                        else {
+                            fclose($sock);
+                        }
+                        // printf("CLOSE ON LOOP\n");
                     }
                 }  // if (isset($this->s2u[$id]...
             }  // foreach ($this->socks...
-            printf("\n");
+            $dump_users = FALSE;
+            printf("#");
+            if (defined('CURL_DE_SAC_VERS')) {
+                $this->app->cds->process();
+            }
+            $lastime = ($this->curtime >> 2);
         }  // while (...
     }  // function run(...
 
+    function pproxy_realip(&$header, $ip_str)
+    {
+        return ($this->provider_proxy->realip($header, $ip_str));
+    }
+
+    function reload($is_first, $prov_proxy)
+    {
+        fprintf(STDERR, "SAP RELOAD STUFF (%d)\n", count($prov_proxy));
+
+        $this->provider_proxy->update($prov_proxy);
+    }
+
     function direct_command($cmdstr)
     {
         GLOBAL $G_alarm_passwd;
@@ -961,7 +1187,7 @@ class Sac_a_push {
                 return cmd_return(401, 'malformed cmd');
             }
             $idx = -1;
-            if (($user = $this->app->get_user($cmd['sess'], &$idx)) == FALSE)
+            if (($user = $this->app->get_user($cmd['sess'], $idx)) == FALSE)
                 return cmd_return(402, 'user not found');
 
             if (($user->flags & USER_FLAG_TY_ADMIN) == 0x00)
@@ -1020,7 +1246,8 @@ class Sac_a_push {
                     return TRUE;
                 }
             }
-            usleep(10000);
+            // probably not needed
+            // usleep(10000);
         }
 
         fclose($socket);