2 This file is part of GNUnet
3 (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file transport/plugin_transport_http.c
23 * @brief http transport service plugin
24 * @author Matthias Wachs
27 #include "plugin_transport_http.h"
29 #define HTTP_ERROR_RESPONSE "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\"><HTML><HEAD><TITLE>404 Not Found</TITLE></HEAD><BODY><H1>Not Found</H1>The requested URL was not found on this server.<P><HR><ADDRESS></ADDRESS></BODY></HTML>"
34 server_log (void *arg, const char *fmt, va_list ap)
38 vsnprintf (text, sizeof (text), fmt, ap);
40 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Server: %s\n", text);
43 struct ServerConnection
48 /* should this connection get disconnected? GNUNET_YES/NO */
51 struct Session *session;
52 struct MHD_Connection * mhd_conn;
56 * Check if incoming connection is accepted.
57 * NOTE: Here every connection is accepted
58 * @param cls plugin as closure
59 * @param addr address of incoming connection
60 * @param addr_len address length of incoming connection
61 * @return MHD_YES if connection is accepted, MHD_NO if connection is rejected
65 server_accept_cb (void *cls, const struct sockaddr *addr, socklen_t addr_len)
67 struct Plugin * plugin = cls;
69 if (plugin->cur_connections <= plugin->max_connections)
73 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Server: Cannot accept new connections\n");
80 * Callback called by MHD when it needs data to send
81 * @param cls current session
82 * @param pos position in buffer
83 * @param buf the buffer to write data to
84 * @param max max number of bytes available in buffer
85 * @return bytes written to buffer
89 server_send_cb (void *cls, uint64_t pos, char *buf, size_t max)
99 server_load_file (const char *file)
101 struct GNUNET_DISK_FileHandle *gn_file;
105 if (0 != STAT (file, &fstat))
107 text = GNUNET_malloc (fstat.st_size + 1);
109 GNUNET_DISK_file_open (file, GNUNET_DISK_OPEN_READ,
110 GNUNET_DISK_PERM_USER_READ);
116 if (GNUNET_SYSERR == GNUNET_DISK_file_read (gn_file, text, fstat.st_size))
119 GNUNET_DISK_file_close (gn_file);
122 text[fstat.st_size] = '\0';
123 GNUNET_DISK_file_close (gn_file);
132 server_load_certificate (struct Plugin *plugin)
139 /* Get crypto init string from config
140 * If not present just use default values */
141 GNUNET_CONFIGURATION_get_value_string (plugin->env->cfg, plugin->name,
142 "CRYPTO_INIT", &plugin->crypto_init);
145 GNUNET_CONFIGURATION_get_value_filename (plugin->env->cfg, plugin->name,
146 "KEY_FILE", &key_file))
148 key_file = "https_key.key";
152 GNUNET_CONFIGURATION_get_value_filename (plugin->env->cfg, plugin->name,
153 "CERT_FILE", &cert_file))
155 cert_file = "https_cert.crt";
158 /* read key & certificates from file */
160 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
161 "Loading TLS certificate from key-file `%s' cert-file`%s'\n",
162 key_file, cert_file);
165 plugin->key = server_load_file (key_file);
166 plugin->cert = server_load_file (cert_file);
168 if ((plugin->key == NULL) || (plugin->cert == NULL))
170 struct GNUNET_OS_Process *cert_creation;
172 GNUNET_free_non_null (plugin->key);
174 GNUNET_free_non_null (plugin->cert);
178 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
179 "No usable TLS certificate found, creating certificate\n");
183 GNUNET_OS_start_process (NULL, NULL,
184 "gnunet-transport-certificate-creation",
185 "gnunet-transport-certificate-creation",
186 key_file, cert_file, NULL);
187 if (cert_creation == NULL)
189 GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR, plugin->name,
191 ("Could not create a new TLS certificate, program `gnunet-transport-certificate-creation' could not be started!\n"));
192 GNUNET_free (key_file);
193 GNUNET_free (cert_file);
195 GNUNET_free_non_null (plugin->key);
196 GNUNET_free_non_null (plugin->cert);
197 GNUNET_free_non_null (plugin->crypto_init);
199 return GNUNET_SYSERR;
201 GNUNET_assert (GNUNET_OK == GNUNET_OS_process_wait (cert_creation));
202 GNUNET_OS_process_close (cert_creation);
204 plugin->key = server_load_file (key_file);
205 plugin->cert = server_load_file (cert_file);
208 if ((plugin->key == NULL) || (plugin->cert == NULL))
210 GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR, plugin->name,
212 ("No usable TLS certificate found and creating one failed!\n"),
214 GNUNET_free (key_file);
215 GNUNET_free (cert_file);
217 GNUNET_free_non_null (plugin->key);
218 GNUNET_free_non_null (plugin->cert);
219 GNUNET_free_non_null (plugin->crypto_init);
221 return GNUNET_SYSERR;
223 GNUNET_free (key_file);
224 GNUNET_free (cert_file);
226 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "TLS certificate loaded\n");
235 * Callback called by MessageStreamTokenizer when a message has arrived
236 * @param cls current session as closure
237 * @param client clien
238 * @param message the message to be forwarded to transport service
241 server_receive_mst_cb (void *cls, void *client,
242 const struct GNUNET_MessageHeader *message)
244 struct Session *s = cls;
245 struct Plugin *plugin = s->plugin;
246 struct GNUNET_TIME_Relative delay;
248 delay = http_plugin_receive (s, &s->target, message, s, s->addr, s->addrlen);
250 s->delay = GNUNET_TIME_absolute_add(GNUNET_TIME_absolute_get(), delay);
252 if (GNUNET_TIME_absolute_get().abs_value < s->delay.abs_value)
255 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name, "Server: peer `%s' address `%s' next read delayed for %llu ms\n",
256 GNUNET_i2s (&s->target), GNUNET_a2s (s->addr, s->addrlen), delay);
262 * Callback called by MHD when it needs data to send
263 * @param cls current session
264 * @param pos position in buffer
265 * @param buf the buffer to write data to
266 * @param max max number of bytes available in buffer
267 * @return bytes written to buffer
270 server_send_callback (void *cls, uint64_t pos, char *buf, size_t max)
272 struct Session *s = cls;
273 struct HTTP_Message *msg;
280 if ((msg->size - msg->pos) <= max)
282 memcpy (buf, &msg->buf[msg->pos], (msg->size - msg->pos));
283 bytes_read = msg->size - msg->pos;
284 msg->pos += (msg->size - msg->pos);
288 memcpy (buf, &msg->buf[msg->pos], max);
293 /* removing message */
294 if (msg->pos == msg->size)
296 if (NULL != msg->transmit_cont)
297 msg->transmit_cont (msg->transmit_cont_cls, &s->target, GNUNET_OK);
298 GNUNET_CONTAINER_DLL_remove(s->msg_head, s->msg_tail, msg);
304 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connection %X: MHD has sent %u bytes\n",
311 * Process GET or PUT request received via MHD. For
312 * GET, queue response that will send back our pending
313 * messages. For PUT, process incoming data and send
314 * to GNUnet core. In either case, check if a session
315 * already exists and create a new one if not.
318 server_access_cb (void *cls, struct MHD_Connection *mhd_connection,
319 const char *url, const char *method, const char *version,
320 const char *upload_data, size_t * upload_data_size,
321 void **httpSessionCache)
323 struct Plugin *plugin = cls;
324 struct ServerConnection *sc = *httpSessionCache;
325 struct Session *s = NULL;
328 struct MHD_Response *response;
330 GNUNET_assert (cls != NULL);
335 const union MHD_ConnectionInfo *conn_info;
337 struct GNUNET_PeerIdentity target;
338 int check = GNUNET_NO;
342 conn_info = MHD_get_connection_info (mhd_connection, MHD_CONNECTION_INFO_CLIENT_ADDRESS);
343 if (conn_info->client_addr->sa_family == AF_INET)
344 addrlen = sizeof (struct sockaddr_in);
345 else if (conn_info->client_addr->sa_family == AF_INET6)
346 addrlen = sizeof (struct sockaddr_in6);
350 if ((strlen(&url[1]) >= 105) && (url[104] == ';'))
353 char * tagc = (char *) &url[105];
354 memcpy(&hash, &url[1], 103);
356 if (GNUNET_OK == GNUNET_CRYPTO_hash_from_string ((const char *) &hash, &(target.hashPubKey)))
358 tag = strtoul (tagc, NULL, 10);
364 if (0 == strcmp (MHD_HTTP_METHOD_PUT, method))
365 direction = _RECEIVE;
366 if (0 == strcmp (MHD_HTTP_METHOD_GET, method))
369 if (check == GNUNET_NO)
372 plugin->cur_connections++;
375 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: New inbound connection from %s with tag %u\n", GNUNET_i2s(&target), tag);
377 /* find duplicate session */
383 if ((t->inbound) && (0 == memcmp (&t->target, &target, sizeof (struct GNUNET_PeerIdentity))) &&
384 /* FIXME add source address comparison */
392 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: Duplicate session, dismissing new connection from peer `%s'\n", GNUNET_i2s (&target));
397 /* find semi-session */
398 t = plugin->server_semi_head;
402 /* FIXME add source address comparison */
403 if ((0 == memcmp (&t->target, &target, sizeof (struct GNUNET_PeerIdentity))) &&
415 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: Found existing semi-session for `%s'\n", GNUNET_i2s (&target));
418 if ((direction == _SEND) && (t->server_send != NULL))
421 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: Duplicate GET session, dismissing new connection from peer `%s'\n", GNUNET_i2s (&target));
428 GNUNET_CONTAINER_DLL_remove(plugin->server_semi_head, plugin->server_semi_tail, s);
429 GNUNET_CONTAINER_DLL_insert(plugin->head, plugin->tail, s);
431 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: Found matching semi-session, merging session for peer `%s'\n", GNUNET_i2s (&target));
436 if ((direction == _RECEIVE) && (t->server_recv != NULL))
439 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: Duplicate PUT session, dismissing new connection from peer `%s'\n", GNUNET_i2s (&target));
446 GNUNET_CONTAINER_DLL_remove(plugin->server_semi_head, plugin->server_semi_tail, s);
447 GNUNET_CONTAINER_DLL_insert(plugin->head, plugin->tail, s);
449 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: Found matching semi-session, merging session for peer `%s'\n", GNUNET_i2s (&target));
455 /* create new session */
457 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Server: Creating new session for peer `%s' \n", GNUNET_i2s (&target));
460 s = create_session(plugin,
462 conn_info->client_addr,
467 s->inbound = GNUNET_YES;
469 if (0 == strcmp (MHD_HTTP_METHOD_PUT, method))
471 if (0 == strcmp (MHD_HTTP_METHOD_GET, method))
473 GNUNET_CONTAINER_DLL_insert (plugin->server_semi_head, plugin->server_semi_tail, s);
477 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Server: Invalid connection request\n");
478 response = MHD_create_response_from_data (strlen (HTTP_ERROR_RESPONSE),HTTP_ERROR_RESPONSE, MHD_NO, MHD_NO);
479 res = MHD_queue_response (mhd_connection, MHD_HTTP_NOT_FOUND, response);
480 MHD_destroy_response (response);
483 sc = GNUNET_malloc (sizeof (struct ServerConnection));
484 sc->mhd_conn = mhd_connection;
485 sc->direction = direction;
487 if (direction == _SEND)
489 if (direction == _RECEIVE)
492 int to = (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT.rel_value / 1000);
493 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Server: Setting Timeout to %u\n", to);
494 //MHD_set_connection_option (mhd_connection, MHD_CONNECTION_OPTION_TIMEOUT, to);
496 (*httpSessionCache) = sc;
500 /* existing connection */
501 sc = (*httpSessionCache);
504 /* connection is to be disconnected*/
505 if (sc->disconnect == GNUNET_YES)
507 response = MHD_create_response_from_data (strlen ("Thank you!"), "Thank you!", MHD_NO, MHD_NO);
508 res = MHD_queue_response (mhd_connection, MHD_HTTP_OK, response);
510 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
511 "Sent HTTP/1.1: 200 OK as PUT Response\n");
513 MHD_destroy_response (response);
517 GNUNET_assert (s != NULL);
518 if (sc->direction == _SEND)
520 response = MHD_create_response_from_callback (-1, 32 * 1024, &server_send_callback,
522 res = MHD_queue_response (mhd_connection, MHD_HTTP_OK, response);
523 MHD_destroy_response (response);
526 if (sc->direction == _RECEIVE)
528 if (*upload_data_size == 0)
531 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name,
532 "Server: peer `%s' PUT on address `%s' connected\n",
533 GNUNET_i2s (&s->target), GNUNET_a2s (s->addr, s->addrlen));
539 if ((*upload_data_size > 0))
542 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name,
543 "Server: peer `%s' PUT on address `%s' received %Zu bytes\n",
544 GNUNET_i2s (&s->target), GNUNET_a2s (s->addr, s->addrlen), *upload_data_size);
546 if ((GNUNET_TIME_absolute_get().abs_value < s->delay.abs_value))
548 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
549 "Connection %X: PUT with %u bytes forwarded to MST\n", s,
552 if (s->msg_tk == NULL)
554 s->msg_tk = GNUNET_SERVER_mst_create (&server_receive_mst_cb, s);
556 res = GNUNET_SERVER_mst_receive (s->msg_tk, s, upload_data, *upload_data_size, GNUNET_NO, GNUNET_NO);
557 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
558 "Server: Received %Zu bytes\n",
560 (*upload_data_size) = 0;
566 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
567 "Connection %X: no inbound bandwidth available! Next read was delayed for %llu ms\n",
568 s, ps->peercontext->delay.rel_value);
581 * Function that queries MHD's select sets and
582 * starts the task waiting for them.
583 * @param plugin plugin
584 * @param daemon_handle the MHD daemon handle
585 * @return gnunet task identifier
587 static GNUNET_SCHEDULER_TaskIdentifier
588 server_schedule (struct Plugin *plugin, struct MHD_Daemon *daemon_handle);
591 server_disconnect_cb (void *cls, struct MHD_Connection *connection,
592 void **httpSessionCache)
594 struct ServerConnection *sc = *httpSessionCache;
595 struct ServerConnection *tc = *httpSessionCache;
596 struct Session * s = NULL;
597 struct Session * t = NULL;
598 struct Plugin * plugin = NULL;
605 if (sc->direction == _SEND)
608 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name,
609 "Server: peer `%s' GET on address `%s' disconnected\n",
610 GNUNET_i2s (&s->target), GNUNET_a2s (s->addr, s->addrlen));
612 s->server_send = NULL;
614 if (s->server_recv != NULL)
617 tc->disconnect = GNUNET_YES;
618 MHD_set_connection_option (sc->mhd_conn, MHD_CONNECTION_OPTION_TIMEOUT, 1);
621 if (sc->direction == _RECEIVE)
624 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name,
625 "Server: peer `%s' PUT on address `%s' disconnected\n",
626 GNUNET_i2s (&s->target), GNUNET_a2s (s->addr, s->addrlen));
628 s->server_recv = NULL;
629 if (s->server_send != NULL)
632 tc->disconnect = GNUNET_YES;
633 MHD_set_connection_option (sc->mhd_conn, MHD_CONNECTION_OPTION_TIMEOUT, 1);
635 if (s->msg_tk != NULL)
637 GNUNET_SERVER_mst_destroy(s->msg_tk);
643 t = plugin->server_semi_head;
648 GNUNET_CONTAINER_DLL_remove(plugin->server_semi_head, plugin->server_semi_tail, s);
649 GNUNET_CONTAINER_DLL_insert(plugin->head, plugin->tail, s);
654 plugin->cur_connections--;
656 if (plugin->server_v4_task != GNUNET_SCHEDULER_NO_TASK)
658 GNUNET_SCHEDULER_cancel(plugin->server_v4_task);
659 plugin->server_v4_task = GNUNET_SCHEDULER_NO_TASK;
661 plugin->server_v4_task = server_schedule (plugin, plugin->server_v4);
663 if (plugin->server_v6_task != GNUNET_SCHEDULER_NO_TASK)
665 GNUNET_SCHEDULER_cancel(plugin->server_v6_task);
666 plugin->server_v6_task = GNUNET_SCHEDULER_NO_TASK;
668 plugin->server_v6_task = server_schedule (plugin, plugin->server_v6);
670 if ((s->server_send == NULL) && (s->server_recv == NULL))
673 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name,
674 "Server: peer `%s' on address `%s' disconnected\n",
675 GNUNET_i2s (&s->target), GNUNET_a2s (s->addr, s->addrlen));
677 if (s->msg_tk != NULL)
679 GNUNET_SERVER_mst_destroy(s->msg_tk);
683 notify_session_end(s->plugin, &s->target, s);
688 server_disconnect (struct Session *s)
690 struct Plugin *plugin = s->plugin;
691 struct Session *t = plugin->head;
695 if (t->inbound == GNUNET_YES)
697 if (t->server_send != NULL)
699 ((struct ServerConnection *) t->server_send)->disconnect = GNUNET_YES;
701 if (t->server_send != NULL)
703 ((struct ServerConnection *) t->server_send)->disconnect = GNUNET_YES;
714 server_send (struct Session *s, struct HTTP_Message * msg)
716 GNUNET_CONTAINER_DLL_insert (s->msg_head, s->msg_tail, msg);
723 * Call MHD IPv4 to process pending requests and then go back
724 * and schedule the next run.
725 * @param cls plugin as closure
726 * @param tc task context
729 server_v4_run (void *cls,
730 const struct GNUNET_SCHEDULER_TaskContext *tc)
732 struct Plugin *plugin = cls;
733 GNUNET_assert (cls != NULL);
735 plugin->server_v4_task = GNUNET_SCHEDULER_NO_TASK;
737 if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
740 GNUNET_assert (MHD_YES == MHD_run (plugin->server_v4));
741 plugin->server_v4_task = server_schedule (plugin, plugin->server_v4);
746 * Call MHD IPv6 to process pending requests and then go back
747 * and schedule the next run.
748 * @param cls plugin as closure
749 * @param tc task context
752 server_v6_run (void *cls,
753 const struct GNUNET_SCHEDULER_TaskContext *tc)
755 struct Plugin *plugin = cls;
756 GNUNET_assert (cls != NULL);
758 plugin->server_v6_task = GNUNET_SCHEDULER_NO_TASK;
760 if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
763 GNUNET_assert (MHD_YES == MHD_run (plugin->server_v6));
764 plugin->server_v6_task = server_schedule (plugin, plugin->server_v6);
768 * Function that queries MHD's select sets and
769 * starts the task waiting for them.
770 * @param plugin plugin
771 * @param daemon_handle the MHD daemon handle
772 * @return gnunet task identifier
774 static GNUNET_SCHEDULER_TaskIdentifier
775 server_schedule (struct Plugin *plugin, struct MHD_Daemon *daemon_handle)
777 GNUNET_SCHEDULER_TaskIdentifier ret;
781 struct GNUNET_NETWORK_FDSet *wrs;
782 struct GNUNET_NETWORK_FDSet *wws;
783 struct GNUNET_NETWORK_FDSet *wes;
785 unsigned long long timeout;
787 struct GNUNET_TIME_Relative tv;
789 ret = GNUNET_SCHEDULER_NO_TASK;
793 wrs = GNUNET_NETWORK_fdset_create ();
794 wes = GNUNET_NETWORK_fdset_create ();
795 wws = GNUNET_NETWORK_fdset_create ();
797 GNUNET_assert (MHD_YES == MHD_get_fdset (daemon_handle, &rs, &ws, &es, &max));
798 haveto = MHD_get_timeout (daemon_handle, &timeout);
799 if (haveto == MHD_YES)
800 tv.rel_value = (uint64_t) timeout;
802 tv = GNUNET_TIME_UNIT_SECONDS;
803 GNUNET_NETWORK_fdset_copy_native (wrs, &rs, max + 1);
804 GNUNET_NETWORK_fdset_copy_native (wws, &ws, max + 1);
805 GNUNET_NETWORK_fdset_copy_native (wes, &es, max + 1);
806 if (daemon_handle == plugin->server_v4)
808 if (plugin->server_v4_task != GNUNET_SCHEDULER_NO_TASK)
810 GNUNET_SCHEDULER_cancel (plugin->server_v4_task);
811 plugin->server_v4_task = GNUNET_SCHEDULER_NO_TASK;
815 GNUNET_SCHEDULER_add_select (GNUNET_SCHEDULER_PRIORITY_DEFAULT,
816 GNUNET_SCHEDULER_NO_TASK, tv, wrs, wws,
817 &server_v4_run, plugin);
819 if (daemon_handle == plugin->server_v6)
821 if (plugin->server_v6_task != GNUNET_SCHEDULER_NO_TASK)
823 GNUNET_SCHEDULER_cancel (plugin->server_v6_task);
824 plugin->server_v6_task = GNUNET_SCHEDULER_NO_TASK;
828 GNUNET_SCHEDULER_add_select (GNUNET_SCHEDULER_PRIORITY_DEFAULT,
829 GNUNET_SCHEDULER_NO_TASK, tv, wrs, wws,
830 &server_v6_run, plugin);
832 GNUNET_NETWORK_fdset_destroy (wrs);
833 GNUNET_NETWORK_fdset_destroy (wws);
834 GNUNET_NETWORK_fdset_destroy (wes);
839 server_start (struct Plugin *plugin)
844 res = server_load_certificate (plugin);
845 if (res == GNUNET_SYSERR)
847 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "TABORT\n");
852 plugin->server_v4 = NULL;
853 if (plugin->ipv4 == GNUNET_YES)
855 plugin->server_v4 = MHD_start_daemon (
862 MHD_NO_FLAG, plugin->port,
863 &server_accept_cb, plugin,
864 &server_access_cb, plugin,
865 //MHD_OPTION_SOCK_ADDR,
866 //(struct sockaddr_in *)
867 //plugin->bind4_address,
868 MHD_OPTION_CONNECTION_LIMIT,
870 plugin->max_connections,
872 MHD_OPTION_HTTPS_PRIORITIES,
874 MHD_OPTION_HTTPS_MEM_KEY,
876 MHD_OPTION_HTTPS_MEM_CERT,
879 MHD_OPTION_CONNECTION_TIMEOUT,
881 MHD_OPTION_CONNECTION_MEMORY_LIMIT,
883 GNUNET_SERVER_MAX_MESSAGE_SIZE),
884 MHD_OPTION_NOTIFY_COMPLETED,
885 &server_disconnect_cb, plugin,
886 MHD_OPTION_EXTERNAL_LOGGER,
887 server_log, NULL, MHD_OPTION_END);
888 if (plugin->server_v4 == NULL)
891 plugin->server_v6 = NULL;
892 if (plugin->ipv6 == GNUNET_YES)
894 plugin->server_v6 = MHD_start_daemon (
901 MHD_USE_IPv6, plugin->port,
902 &server_accept_cb, plugin,
903 &server_access_cb, plugin,
904 //MHD_OPTION_SOCK_ADDR,
906 MHD_OPTION_CONNECTION_LIMIT,
908 plugin->max_connections,
910 MHD_OPTION_HTTPS_PRIORITIES,
912 MHD_OPTION_HTTPS_MEM_KEY,
914 MHD_OPTION_HTTPS_MEM_CERT,
917 MHD_OPTION_CONNECTION_TIMEOUT,
919 MHD_OPTION_CONNECTION_MEMORY_LIMIT,
921 GNUNET_SERVER_MAX_MESSAGE_SIZE),
922 MHD_OPTION_NOTIFY_COMPLETED,
923 &server_disconnect_cb, plugin,
924 MHD_OPTION_EXTERNAL_LOGGER,
925 server_log, NULL, MHD_OPTION_END);
927 if (plugin->server_v6 == NULL)
931 if (plugin->server_v4 != NULL)
932 plugin->server_v4_task = server_schedule (plugin, plugin->server_v4);
933 if (plugin->server_v6 != NULL)
934 plugin->server_v6_task = server_schedule (plugin, plugin->server_v6);
937 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name,
938 "%s server component started on port %u\n", plugin->name,
945 server_stop (struct Plugin *plugin)
947 struct Session *s = NULL;
948 struct Session *t = NULL;
950 if (plugin->server_v4_task != GNUNET_SCHEDULER_NO_TASK)
952 GNUNET_SCHEDULER_cancel (plugin->server_v4_task);
953 plugin->server_v4_task = GNUNET_SCHEDULER_NO_TASK;
956 if (plugin->server_v6_task != GNUNET_SCHEDULER_NO_TASK)
958 GNUNET_SCHEDULER_cancel (plugin->server_v6_task);
959 plugin->server_v6_task = GNUNET_SCHEDULER_NO_TASK;
962 if (plugin->server_v4 != NULL)
964 MHD_stop_daemon (plugin->server_v4);
965 plugin->server_v4 = NULL;
967 if (plugin->server_v6 != NULL)
969 MHD_stop_daemon (plugin->server_v6);
970 plugin->server_v6 = NULL;
973 /* cleaning up semi-sessions never propagated */
974 s = plugin->server_semi_head;
978 if (s->msg_tk != NULL)
979 GNUNET_SERVER_mst_destroy(s->msg_tk);
985 GNUNET_free_non_null (plugin->crypto_init);
986 GNUNET_free_non_null (plugin->cert);
987 GNUNET_free_non_null (plugin->key);
991 GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, plugin->name,
992 "%s server component stopped\n", plugin->name);
998 /* end of plugin_transport_http.c */