#if BUILD_HTTPS
#define LIBGNUNET_PLUGIN_TRANSPORT_INIT libgnunet_plugin_transport_https_init
+#define LIBGNUNET_PLUGIN_TRANSPORT_DONE libgnunet_plugin_transport_https_done
#define LIBGNUNET_PLUGIN_TRANSPORT_COMPONENT transport_https
#define PROTOCOL_PREFIX "https"
#else
#define LIBGNUNET_PLUGIN_TRANSPORT_INIT libgnunet_plugin_transport_http_init
+#define LIBGNUNET_PLUGIN_TRANSPORT_DONE libgnunet_plugin_transport_http_done
#define LIBGNUNET_PLUGIN_TRANSPORT_COMPONENT transport_http
#define PROTOCOL_PREFIX "http"
#endif
-#define DEBUG_HTTP GNUNET_YES
+#define DEBUG_HTTP GNUNET_NO
#define DEBUG_CURL GNUNET_NO
#define DEBUG_MHD GNUNET_NO
#define DEBUG_CONNECTIONS GNUNET_NO
#define DEBUG_SESSION_SELECTION GNUNET_NO
-
+#define DEBUG_SCHEDULING GNUNET_NO
#define CURL_TCP_NODELAY GNUNET_YES
#define INBOUND GNUNET_NO
* inbound session: mhd_connection *
*/
void * recv_endpoint;
+
+ /**
+ * Current queue size
+ */
+ size_t queue_length_cur;
+
+ /**
+ * Max queue size
+ */
+ size_t queue_length_max;
+
};
/**
* Closure passed by MHD to the mhd_logger function
*/
void * mhd_log;
+
+ /* only needed for HTTPS plugin */
+#if BUILD_HTTPS
+ /* The certificate MHD uses as an \0 terminated string */
+ char * cert;
+
+ /* The private key MHD uses as an \0 terminated string */
+ char * key;
+
+ /* crypto init string */
+ char * crypto_init;
+#endif
};
/**
* Function setting up curl handle and selecting message to send
- * @param cls plugin
+ * @param plugin plugin
* @param ses session to send data to
* @param con connection
* @return bytes sent to peer
*/
-static ssize_t send_check_connections (void *cls, struct Session *ps);
+static int send_check_connections (struct Plugin *plugin, struct Session *ps);
/**
* Function setting up file descriptors and scheduling task to run
* @param ses session to send data to
* @param
*/
-static int curl_schedule(void *cls );
+static int curl_schedule (struct Plugin *plugin);
/**
* Creates a valid url from passed address and id
- * @param cls plugin as closure
+ * @param plugin plugin
* @param addr address to create url from
* @param addrlen address lenth
* @param id session id
* @return the created url
*/
-static char * create_url(void * cls, const void * addr, size_t addrlen, size_t id)
+static char * create_url(struct Plugin *plugin, const void * addr, size_t addrlen, size_t id)
{
- struct Plugin *plugin = cls;
char *url = NULL;
char *addr_str = (char *) http_plugin_address_to_string(NULL, addr, addrlen);
/**
* Iterator to remove peer context
* @param cls the plugin
- * @key the peers public key hashcode
- * @value the peer context
+ * @param key the peers public key hashcode
+ * @param value the peer context
* @return GNUNET_YES on success
*/
int remove_peer_context_Iterator (void *cls, const GNUNET_HashCode *key, void *value)
{
if (0 == memcmp(&plugin->bind4_address->sin_addr, &bnd_cmp, sizeof (struct in_addr)))
{
- plugin->env->notify_address(plugin->env->cls,"http",t4, sizeof (struct IPv4HttpAddress), GNUNET_TIME_UNIT_FOREVER_REL);
+ plugin->env->notify_address(plugin->env->cls,PROTOCOL_PREFIX,t4, sizeof (struct IPv4HttpAddress), GNUNET_TIME_UNIT_FOREVER_REL);
}
}
else
{
- plugin->env->notify_address(plugin->env->cls,"http",t4, sizeof (struct IPv4HttpAddress), GNUNET_TIME_UNIT_FOREVER_REL);
+ plugin->env->notify_address(plugin->env->cls,PROTOCOL_PREFIX,t4, sizeof (struct IPv4HttpAddress), GNUNET_TIME_UNIT_FOREVER_REL);
}
GNUNET_free (t4);
}
&((struct sockaddr_in6 *) addr)->sin6_addr,
sizeof (struct in6_addr));
t6->u6_port = htons (plugin->port_inbound);
- plugin->env->notify_address(plugin->env->cls,"http",t6,sizeof (struct IPv6HttpAddress) , GNUNET_TIME_UNIT_FOREVER_REL);
+ plugin->env->notify_address(plugin->env->cls,PROTOCOL_PREFIX,t6,sizeof (struct IPv6HttpAddress) , GNUNET_TIME_UNIT_FOREVER_REL);
}
}
else
&((struct sockaddr_in6 *) addr)->sin6_addr,
sizeof (struct in6_addr));
t6->u6_port = htons (plugin->port_inbound);
- plugin->env->notify_address(plugin->env->cls,"http",t6,sizeof (struct IPv6HttpAddress) , GNUNET_TIME_UNIT_FOREVER_REL);
+ plugin->env->notify_address(plugin->env->cls,PROTOCOL_PREFIX,t6,sizeof (struct IPv6HttpAddress) , GNUNET_TIME_UNIT_FOREVER_REL);
}
GNUNET_free (t6);
}
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"MHD: %s \n", text);
}
-/**
- * Callback called by MHD when a connection is terminated
- * @param cls closure
- * @param connection the terminated connection
- * @httpSessionCache the mhd session reference
- */
+
static void mhd_termination_cb (void *cls, struct MHD_Connection * connection, void **httpSessionCache)
{
struct Session * ps = *httpSessionCache;
if (ps == NULL)
return;
struct HTTP_PeerContext * pc = ps->peercontext;
-
+
if (connection==ps->recv_endpoint)
{
#if DEBUG_CONNECTIONS
*
*/
static int
-mhd_accept_cb (void *cls,
- const struct sockaddr *addr, socklen_t addr_len)
+mhd_accept_cb (void *cls, const struct sockaddr *addr, socklen_t addr_len)
{
#if 0
struct Plugin *plugin = cls;
* @param max max number of bytes available in buffer
* @return bytes written to buffer
*/
-int mhd_send_callback (void *cls, uint64_t pos, char *buf, int max)
+static ssize_t
+mhd_send_callback (void *cls, uint64_t pos, char *buf, size_t max)
{
- int bytes_read = 0;
struct Session * ps = cls;
struct HTTP_PeerContext * pc;
struct HTTP_Message * msg;
+ int bytes_read = 0;
+
GNUNET_assert (ps!=NULL);
+
pc = ps->peercontext;
msg = ps->pending_msgs_tail;
if (ps->send_force_disconnect==GNUNET_YES)
{
if (NULL!=msg->transmit_cont)
msg->transmit_cont (msg->transmit_cont_cls,&pc->identity,GNUNET_OK);
+ ps->queue_length_cur -= msg->size;
remove_http_message(ps,msg);
}
}
*/
static int
mdh_access_cb (void *cls,
- struct MHD_Connection *mhd_connection,
- const char *url,
- const char *method,
- const char *version,
- const char *upload_data,
- size_t * upload_data_size, void **httpSessionCache)
+ struct MHD_Connection *mhd_connection,
+ const char *url,
+ const char *method,
+ const char *version,
+ const char *upload_data,
+ size_t * upload_data_size, void **httpSessionCache)
{
struct Plugin *plugin = cls;
struct MHD_Response *response;
ps->recv_active=GNUNET_NO;
ps->peercontext=pc;
ps->session_id =id_num;
+ ps->queue_length_cur = 0;
+ ps->queue_length_max = GNUNET_SERVER_MAX_MESSAGE_SIZE;
ps->url = create_url (plugin, ps->addr, ps->addrlen, ps->session_id);
GNUNET_CONTAINER_DLL_insert(pc->head,pc->tail,ps);
GNUNET_STATISTICS_update (plugin->env->stats,
/**
* Function that queries MHD's select sets and
* starts the task waiting for them.
- * @param cls plugin as closure
+ * @param plugin plugin
* @param daemon_handle the MHD daemon handle
* @return gnunet task identifier
*/
static GNUNET_SCHEDULER_TaskIdentifier
-http_server_daemon_prepare (void * cls, struct MHD_Daemon *daemon_handle)
+http_server_daemon_prepare (struct Plugin *plugin , struct MHD_Daemon *daemon_handle)
{
- struct Plugin *plugin = cls;
GNUNET_SCHEDULER_TaskIdentifier ret;
fd_set rs;
fd_set ws;
int haveto;
struct GNUNET_TIME_Relative tv;
- GNUNET_assert(cls !=NULL);
ret = GNUNET_SCHEDULER_NO_TASK;
FD_ZERO(&rs);
FD_ZERO(&ws);
if (haveto == MHD_YES)
tv.value = (uint64_t) timeout;
else
- tv = GNUNET_TIME_UNIT_FOREVER_REL;
+ tv = GNUNET_TIME_UNIT_SECONDS;
GNUNET_NETWORK_fdset_copy_native (wrs, &rs, max);
GNUNET_NETWORK_fdset_copy_native (wws, &ws, max);
GNUNET_NETWORK_fdset_copy_native (wes, &es, max);
{
struct Plugin *plugin = cls;
+#if DEBUG_SCHEDULING
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_READ_READY))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v4_run: GNUNET_SCHEDULER_REASON_READ_READY\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_WRITE_READY))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v4_run: GNUNET_SCHEDULER_REASON_WRITE_READY\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v4_run: GNUNET_SCHEDULER_REASON_TIMEOUT\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_STARTUP))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v4_run: GGNUNET_SCHEDULER_REASON_STARTUP\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v4_run: GGNUNET_SCHEDULER_REASON_SHUTDOWN\n");
+#endif
+
GNUNET_assert(cls !=NULL);
plugin->http_server_task_v4 = GNUNET_SCHEDULER_NO_TASK;
const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct Plugin *plugin = cls;
+
+#if DEBUG_SCHEDULING
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_READ_READY))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v6_run: GNUNET_SCHEDULER_REASON_READ_READY\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_WRITE_READY))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v6_run: GNUNET_SCHEDULER_REASON_WRITE_READY\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v6_run: GNUNET_SCHEDULER_REASON_TIMEOUT\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_STARTUP))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v6_run: GGNUNET_SCHEDULER_REASON_STARTUP\n");
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"http_server_daemon_v6_run: GGNUNET_SCHEDULER_REASON_SHUTDOWN\n");
+#endif
GNUNET_assert(cls !=NULL);
plugin->http_server_task_v6 = GNUNET_SCHEDULER_NO_TASK;
if ( msg->pos == msg->size)
{
#if DEBUG_CONNECTIONS
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"Connection %X: Message with %u bytes sent, removing message from queue \n",ps, msg->pos);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"Connection %X: Message with %u bytes sent, removing message from queue \n",ps, msg->pos);
#endif
/* Calling transmit continuation */
if (NULL != ps->pending_msgs_tail->transmit_cont)
msg->transmit_cont (ps->pending_msgs_tail->transmit_cont_cls,&(ps->peercontext)->identity,GNUNET_OK);
+ ps->queue_length_cur -= msg->size;
remove_http_message(ps, msg);
}
return bytes_sent;
curl_multi_remove_handle(plugin->multi_handle,ps->send_endpoint);
//curl_easy_cleanup(ps->send_endpoint);
//ps->send_endpoint=NULL;
- cur_msg = ps->pending_msgs_tail;
- if (( NULL != cur_msg) && ( NULL != cur_msg->transmit_cont))
- cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_SYSERR);
+ while (ps->pending_msgs_tail != NULL)
+ {
+ cur_msg = ps->pending_msgs_tail;
+ if ( NULL != cur_msg->transmit_cont)
+ cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_SYSERR);
+ ps->queue_length_cur -= cur_msg->size;
+ remove_http_message(ps,cur_msg);
+ }
}
/* GET connection failed */
if (msg->easy_handle == ps->recv_endpoint)
http_result);
#endif
/* Calling transmit continuation */
- cur_msg = ps->pending_msgs_tail;
- if (( NULL != cur_msg) && (NULL != cur_msg->transmit_cont))
+ while (ps->pending_msgs_tail != NULL)
{
- /* HTTP 1xx : Last message before here was informational */
- if ((http_result >=100) && (http_result < 200))
- cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_OK);
- /* HTTP 2xx: successful operations */
- if ((http_result >=200) && (http_result < 300))
- cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_OK);
- /* HTTP 3xx..5xx: error */
- if ((http_result >=300) && (http_result < 600))
- cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_SYSERR);
+ cur_msg = ps->pending_msgs_tail;
+ if ( NULL != cur_msg->transmit_cont)
+ {
+ /* HTTP 1xx : Last message before here was informational */
+ if ((http_result >=100) && (http_result < 200))
+ cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_OK);
+ /* HTTP 2xx: successful operations */
+ if ((http_result >=200) && (http_result < 300))
+ cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_OK);
+ /* HTTP 3xx..5xx: error */
+ if ((http_result >=300) && (http_result < 600))
+ cur_msg->transmit_cont (cur_msg->transmit_cont_cls,&pc->identity,GNUNET_SYSERR);
+ }
+ ps->queue_length_cur -= cur_msg->size;
+ remove_http_message(ps,cur_msg);
}
+
ps->send_connected = GNUNET_NO;
ps->send_active = GNUNET_NO;
curl_multi_remove_handle(plugin->multi_handle,ps->send_endpoint);
GNUNET_assert(cls !=NULL);
-
-
plugin->http_curl_task = GNUNET_SCHEDULER_NO_TASK;
if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
return;
-
do
{
running = 0;
handles_last_run = running;
}
while (mret == CURLM_CALL_MULTI_PERFORM);
-
curl_schedule(plugin);
}
/**
* Function setting up file descriptors and scheduling task to run
*
- * @param cls plugin as closure
+ * @param plugin plugin as closure
* @return GNUNET_SYSERR for hard failure, GNUNET_OK for ok
*/
-static int curl_schedule(void *cls)
+static int curl_schedule(struct Plugin *plugin)
{
- struct Plugin *plugin = cls;
fd_set rs;
fd_set ws;
fd_set es;
long to;
CURLMcode mret;
- GNUNET_assert(cls !=NULL);
-
/* Cancel previous scheduled task */
if (plugin->http_curl_task != GNUNET_SCHEDULER_NO_TASK)
{
return GNUNET_OK;
}
+/**
+ * Function to log curl debug messages with GNUNET_log
+ * @param curl handle
+ * @param type curl_infotype
+ * @param data data
+ * @param size size
+ * @param cls closure
+ * @return 0
+ */
+int curl_logger (CURL * curl, curl_infotype type , char * data, size_t size , void * cls)
+{
+
+ if (type == CURLINFO_TEXT)
+ {
+ char text[size+2];
+ memcpy(text,data,size);
+ if (text[size-1] == '\n')
+ text[size] = '\0';
+ else
+ {
+ text[size] = '\n';
+ text[size+1] = '\0';
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"CURL: Connection %X - %s", cls, text);
+ }
+ return 0;
+}
+
/**
* Function setting up curl handle and selecting message to send
*
- * @param cls plugin
+ * @param plugin plugin
* @param ps session
* @return GNUNET_SYSERR on failure, GNUNET_NO if connecting, GNUNET_YES if ok
*/
-static ssize_t send_check_connections (void *cls, struct Session *ps)
+static int send_check_connections (struct Plugin *plugin, struct Session *ps)
{
- struct Plugin *plugin = cls;
CURLMcode mret;
struct HTTP_Message * msg;
struct GNUNET_TIME_Relative timeout = GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT;
- GNUNET_assert(cls !=NULL);
-
if (ps->direction == OUTBOUND)
{
/* RECV DIRECTION */
}
#if DEBUG_CURL
curl_easy_setopt(ps->recv_endpoint, CURLOPT_VERBOSE, 1L);
+ curl_easy_setopt(ps->recv_endpoint, CURLOPT_DEBUGFUNCTION , &curl_logger);
+ curl_easy_setopt(ps->recv_endpoint, CURLOPT_DEBUGDATA , ps->recv_endpoint);
+#endif
+#if BUILD_HTTPS
+ curl_easy_setopt (ps->recv_endpoint, CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1);
+ curl_easy_setopt(ps->recv_endpoint, CURLOPT_SSL_VERIFYPEER, 0);
+ curl_easy_setopt(ps->recv_endpoint, CURLOPT_SSL_VERIFYHOST, 0);
#endif
curl_easy_setopt(ps->recv_endpoint, CURLOPT_URL, ps->url);
curl_easy_setopt(ps->recv_endpoint, CURLOPT_HEADERFUNCTION, &curl_get_header_cb);
#if DEBUG_CURL
curl_easy_setopt(ps->send_endpoint, CURLOPT_VERBOSE, 1L);
+ curl_easy_setopt(ps->send_endpoint, CURLOPT_DEBUGFUNCTION , &curl_logger);
+ curl_easy_setopt(ps->send_endpoint, CURLOPT_DEBUGDATA , ps->send_endpoint);
+#endif
+#if BUILD_HTTPS
+ curl_easy_setopt (ps->send_endpoint, CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1);
+ curl_easy_setopt(ps->send_endpoint, CURLOPT_SSL_VERIFYPEER, 0);
+ curl_easy_setopt(ps->send_endpoint, CURLOPT_SSL_VERIFYHOST, 0);
#endif
curl_easy_setopt(ps->send_endpoint, CURLOPT_URL, ps->url);
curl_easy_setopt(ps->send_endpoint, CURLOPT_PUT, 1L);
/**
* select best session to transmit data to peer
*
- * @param cls closure
* @param pc peer context of target peer
* @param addr address of target peer
* @param addrlen address length
* @return selected session
*
*/
-static struct Session * send_select_session (void * cls, struct HTTP_PeerContext *pc, const void * addr, size_t addrlen, int force_address, struct Session * session)
+static struct Session * send_select_session (struct HTTP_PeerContext *pc, const void * addr, size_t addrlen, int force_address, struct Session * session)
{
struct Session * tmp = NULL;
int addr_given = GNUNET_NO;
GNUNET_NO);
}
- ps = send_select_session (plugin, pc, addr, addrlen, force_address, session);
+ ps = send_select_session (pc, addr, addrlen, force_address, session);
/* session not existing, but address forced -> creating new session */
if (ps==NULL)
{
- if ((addr!=NULL) && (addrlen!=0))
- {
+ if ((addr!=NULL) && (addrlen!=0))
+ {
ps = GNUNET_malloc(sizeof (struct Session));
#if DEBUG_SESSION_SELECTION
if (force_address == GNUNET_YES)
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"No existing connection & forced address: creating new session %X to peer %s\n", ps, GNUNET_i2s(target));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"No existing connection & forced address: creating new session %X to peer %s\n", ps, GNUNET_i2s(target));
if (force_address != GNUNET_YES)
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"No existing connection: creating new session %X to peer %s\n", ps, GNUNET_i2s(target));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"No existing connection: creating new session %X to peer %s\n", ps, GNUNET_i2s(target));
#endif
if ((addrlen!=0) && (addr!=NULL))
{
- ps->addr = GNUNET_malloc(addrlen);
- memcpy(ps->addr,addr,addrlen);
- ps->addrlen = addrlen;
- }
- else
- {
- ps->addr = NULL;
- ps->addrlen = 0;
+ ps->addr = GNUNET_malloc(addrlen);
+ memcpy(ps->addr,addr,addrlen);
+ ps->addrlen = addrlen;
}
- ps->direction=OUTBOUND;
- ps->recv_connected = GNUNET_NO;
- ps->recv_force_disconnect = GNUNET_NO;
- ps->send_connected = GNUNET_NO;
- ps->send_force_disconnect = GNUNET_NO;
- ps->pending_msgs_head = NULL;
- ps->pending_msgs_tail = NULL;
- ps->peercontext=pc;
- ps->session_id = pc->session_id_counter;
- pc->session_id_counter++;
- ps->url = create_url (plugin, ps->addr, ps->addrlen, ps->session_id);
- if (ps->msgtok == NULL)
- ps->msgtok = GNUNET_SERVER_mst_create (&curl_receive_mst_cb, ps);
- GNUNET_CONTAINER_DLL_insert(pc->head,pc->tail,ps);
-/* FIXME */
-
- GNUNET_STATISTICS_update (plugin->env->stats,
- gettext_noop ("# HTTP outbound sessions for peers active"),
- 1,
- GNUNET_NO);
- }
- else
- {
+ else
+ {
+ ps->addr = NULL;
+ ps->addrlen = 0;
+ }
+ ps->direction=OUTBOUND;
+ ps->recv_connected = GNUNET_NO;
+ ps->recv_force_disconnect = GNUNET_NO;
+ ps->send_connected = GNUNET_NO;
+ ps->send_force_disconnect = GNUNET_NO;
+ ps->pending_msgs_head = NULL;
+ ps->pending_msgs_tail = NULL;
+ ps->peercontext=pc;
+ ps->session_id = pc->session_id_counter;
+ ps->queue_length_cur = 0;
+ ps->queue_length_max = GNUNET_SERVER_MAX_MESSAGE_SIZE;
+ pc->session_id_counter++;
+ ps->url = create_url (plugin, ps->addr, ps->addrlen, ps->session_id);
+ if (ps->msgtok == NULL)
+ ps->msgtok = GNUNET_SERVER_mst_create (&curl_receive_mst_cb, ps);
+ GNUNET_CONTAINER_DLL_insert(pc->head,pc->tail,ps);
+ GNUNET_STATISTICS_update (plugin->env->stats,
+ gettext_noop ("# HTTP outbound sessions for peers active"),
+ 1,
+ GNUNET_NO);
+ }
+ else
+ {
#if DEBUG_HTTP
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"No existing session found & and no address given: no way to send this message to peer `%s'!\n", GNUNET_i2s(target));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"No existing session found & and no address given: no way to send this message to peer `%s'!\n", GNUNET_i2s(target));
#endif
- return GNUNET_SYSERR;
+ return GNUNET_SYSERR;
}
}
- /* create msg */
- msg = GNUNET_malloc (sizeof (struct HTTP_Message) + msgbuf_size);
- msg->next = NULL;
- msg->size = msgbuf_size;
- msg->pos = 0;
- msg->buf = (char *) &msg[1];
- msg->transmit_cont = cont;
- msg->transmit_cont_cls = cont_cls;
- memcpy (msg->buf,msgbuf, msgbuf_size);
- GNUNET_CONTAINER_DLL_insert(ps->pending_msgs_head,ps->pending_msgs_tail,msg);
-
- if (send_check_connections (plugin, ps) == GNUNET_SYSERR)
+ if (msgbuf_size >= (ps->queue_length_max - ps->queue_length_cur))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"Queue %X full: (%u) bytes in queue, would discard message (%u)\n", ps, (ps->queue_length_max - ps->queue_length_cur), msgbuf_size);
+ //return GNUNET_SYSERR;
+ }
+
+ /* create msg */
+ msg = GNUNET_malloc (sizeof (struct HTTP_Message) + msgbuf_size);
+ msg->next = NULL;
+ msg->size = msgbuf_size;
+ msg->pos = 0;
+ msg->buf = (char *) &msg[1];
+ msg->transmit_cont = cont;
+ msg->transmit_cont_cls = cont_cls;
+ memcpy (msg->buf,msgbuf, msgbuf_size);
+
+ GNUNET_CONTAINER_DLL_insert(ps->pending_msgs_head,ps->pending_msgs_tail,msg);
+ ps->queue_length_cur += msgbuf_size;
+
+ if (send_check_connections (plugin, ps) == GNUNET_SYSERR)
return GNUNET_SYSERR;
if (force_address != GNUNET_YES)
pc->last_session = ps;
* Exit point from the plugin.
*/
void *
-libgnunet_plugin_transport_http_done (void *cls)
+LIBGNUNET_PLUGIN_TRANSPORT_DONE (void *cls)
{
struct GNUNET_TRANSPORT_PluginFunctions *api = cls;
struct Plugin *plugin = api->cls;
plugin->http_server_task_v6 = GNUNET_SCHEDULER_NO_TASK;
}
-
/* free all peer information */
if (plugin->peers!=NULL)
{
GNUNET_free_non_null (plugin->bind4_address);
GNUNET_free_non_null (plugin->bind6_address);
GNUNET_free_non_null(plugin->bind_hostname);
+#if BUILD_HTTPS
+ GNUNET_free_non_null (plugin->crypto_init);
+ GNUNET_free_non_null (plugin->cert);
+ GNUNET_free_non_null (plugin->key);
+#endif
GNUNET_free (plugin);
GNUNET_free (api);
#if DEBUG_HTTP
return NULL;
}
+#if BUILD_HTTPS
+static char *
+load_certificate( const char * file )
+{
+ struct GNUNET_DISK_FileHandle * gn_file;
+
+ struct stat fstat;
+ char * text = NULL;
+
+ if (0!=STAT(file, &fstat))
+ return NULL;
+ text = GNUNET_malloc (fstat.st_size+1);
+ gn_file = GNUNET_DISK_file_open(file,GNUNET_DISK_OPEN_READ, GNUNET_DISK_PERM_USER_READ);
+ if (gn_file==NULL)
+ {
+ GNUNET_free(text);
+ return NULL;
+ }
+ if (GNUNET_SYSERR == GNUNET_DISK_file_read(gn_file, text, fstat.st_size))
+ {
+ GNUNET_free(text);
+ GNUNET_DISK_file_close(gn_file);
+ return NULL;
+ }
+ text[fstat.st_size] = '\0';
+ GNUNET_DISK_file_close(gn_file);
+
+ return text;
+}
+#endif
+
+
/**
* Entry point for the plugin.
*/
struct GNUNET_TIME_Relative gn_timeout;
long long unsigned int port;
char * component_name;
+#if BUILD_HTTPS
+ char * key_file = NULL;
+ char * cert_file = NULL;
+#endif
GNUNET_assert(cls !=NULL);
#if DEBUG_HTTP
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"Starting %s plugin...\n", PROTOCOL_PREFIX);
#endif
+ GNUNET_asprintf(&component_name,"transport-%s",PROTOCOL_PREFIX);
plugin = GNUNET_malloc (sizeof (struct Plugin));
plugin->stats = env->stats;
api->check_address = &http_plugin_address_suggested;
api->address_to_string = &http_plugin_address_to_string;
- GNUNET_asprintf(&component_name,"transport-%s",PROTOCOL_PREFIX);
/* Hashing our identity to use it in URLs */
GNUNET_CRYPTO_hash_to_enc ( &(plugin->env->my_identity->hashPubKey), &plugin->my_ascii_hash_ident);
- /* Reading port number from config file */
+ /* Use IPv6? */
if (GNUNET_CONFIGURATION_have_value (env->cfg,
component_name, "USE_IPv6"))
{
component_name,
"USE_IPv6");
}
- /* Reading port number from config file */
+ /* Use IPv4? */
if (GNUNET_CONFIGURATION_have_value (env->cfg,
component_name, "USE_IPv4"))
{
plugin->use_ipv4 = GNUNET_CONFIGURATION_get_value_yesno (env->cfg,
- component_name,
- "USE_IPv4");
+ component_name,"USE_IPv4");
}
/* Reading port number from config file */
if ((GNUNET_OK !=
(port > 65535) )
{
GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
- component_name,
+ component_name,
_("Require valid port number for transport plugin `%s' in configuration!\n"),
PROTOCOL_PREFIX);
- libgnunet_plugin_transport_http_done (api);
+ GNUNET_free(component_name);
+ LIBGNUNET_PLUGIN_TRANSPORT_DONE (api);
return NULL;
}
/* Reading ipv4 addresse to bind to from config file */
if ((plugin->use_ipv4==GNUNET_YES) && (GNUNET_CONFIGURATION_have_value (env->cfg,
- component_name, "BINDTO4")))
+ component_name, "BINDTO4")))
{
GNUNET_break (GNUNET_OK ==
GNUNET_CONFIGURATION_get_value_string (env->cfg,
- component_name,
+ component_name,
"BINDTO4",
&plugin->bind_hostname));
plugin->bind4_address = GNUNET_malloc(sizeof(struct sockaddr_in));
plugin->bind4_address->sin_family = AF_INET;
plugin->bind4_address->sin_port = htons (port);
- if (inet_pton(AF_INET,plugin->bind_hostname, &plugin->bind4_address->sin_addr)<=0)
+ if (plugin->bind_hostname!=NULL)
{
- GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
- component_name,
- _("Misconfigured address to bind to in configuration!\n"));
- GNUNET_free(plugin->bind4_address);
- GNUNET_free(plugin->bind_hostname);
- plugin->bind_hostname = NULL;
- plugin->bind4_address = NULL;
+ if (inet_pton(AF_INET,plugin->bind_hostname, &plugin->bind4_address->sin_addr)<=0)
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
+ component_name,
+ _("Misconfigured address to bind to in configuration!\n"));
+ GNUNET_free(plugin->bind4_address);
+ GNUNET_free(plugin->bind_hostname);
+ plugin->bind_hostname = NULL;
+ plugin->bind4_address = NULL;
+ }
}
}
component_name, "BINDTO6")))
{
if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_string (env->cfg,
- component_name,
- "BINDTO6",
- &plugin->bind_hostname))
+ component_name,
+ "BINDTO6",
+ &plugin->bind_hostname))
{
plugin->bind6_address = GNUNET_malloc(sizeof(struct sockaddr_in6));
plugin->bind6_address->sin6_family = AF_INET6;
plugin->bind6_address->sin6_port = htons (port);
-
- if (inet_pton(AF_INET6,plugin->bind_hostname, &plugin->bind6_address->sin6_addr)<=0)
+ if (plugin->bind_hostname!=NULL)
{
- GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
- component_name,
- _("Misconfigured address to bind to in configuration!\n"));
- GNUNET_free(plugin->bind6_address);
- GNUNET_free(plugin->bind_hostname);
- plugin->bind_hostname = NULL;
- plugin->bind6_address = NULL;
+ if (inet_pton(AF_INET6,plugin->bind_hostname, &plugin->bind6_address->sin6_addr)<=0)
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
+ component_name,
+ _("Misconfigured address to bind to in configuration!\n"));
+ GNUNET_free(plugin->bind6_address);
+ GNUNET_free(plugin->bind_hostname);
+ plugin->bind_hostname = NULL;
+ plugin->bind6_address = NULL;
+ }
}
}
}
+#if BUILD_HTTPS
+ /* Reading HTTPS crypto related configuration */
+ /* Get crypto init string from config */
+ if (GNUNET_CONFIGURATION_have_value (env->cfg,
+ "transport-https", "CRYPTO_INIT"))
+ {
+ GNUNET_CONFIGURATION_get_value_string (env->cfg,
+ "transport-https",
+ "CRYPTO_INIT",
+ &plugin->crypto_init);
+ }
+ else
+ {
+ GNUNET_asprintf(&plugin->crypto_init,"NORMAL");
+ }
+
+/* Get private key file from config */
+ if (GNUNET_CONFIGURATION_have_value (env->cfg,
+ "transport-https", "KEY_FILE"))
+ {
+ GNUNET_CONFIGURATION_get_value_string (env->cfg,
+ "transport-https",
+ "KEY_FILE",
+ &key_file);
+ }
+ if (key_file==NULL)
+ GNUNET_asprintf(&key_file,"https.key");
+
+/* Get private key file from config */
+ if (GNUNET_CONFIGURATION_have_value (env->cfg,"transport-https", "CERT_FILE"))
+ {
+ GNUNET_CONFIGURATION_get_value_string (env->cfg,
+ "transport-https",
+ "CERT_FILE",
+ &cert_file);
+ }
+ if (cert_file==NULL)
+ GNUNET_asprintf(&cert_file,"https.cert");
+
+ /* read key & certificates from file */
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Loading TLS certificate `%s' `%s'\n", key_file, cert_file);
+
+ plugin->key = load_certificate( key_file );
+ plugin->cert = load_certificate( cert_file );
+
+ if ((plugin->key==NULL) || (plugin->cert==NULL))
+ {
+ char * cmd;
+ int ret = 0;
+ GNUNET_asprintf(&cmd,"gnunet-transport-certificate-creation %s %s", key_file, cert_file);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No usable TLS certificate found, creating certificate \n");
+ ret = system(cmd);
+
+ if (ret != 0)
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
+ "https",
+ _("Could not create a new TLS certificate, shell script `%s' failed!\n"),cmd,
+ "transport-https");
+ GNUNET_free (key_file);
+ GNUNET_free (cert_file);
+ GNUNET_free (component_name);
+
+ LIBGNUNET_PLUGIN_TRANSPORT_DONE(api);
+ GNUNET_free (cmd);
+ return NULL;
+ }
+
+ GNUNET_free (cmd);
+
+ plugin->key = load_certificate( key_file );
+ plugin->cert = load_certificate( cert_file );
+
+ if ((plugin->key==NULL) || (plugin->cert==NULL))
+ {
+ GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
+ "https",
+ _("No usable TLS certificate found and creating one failed! \n"),
+ "transport-https");
+ GNUNET_free (key_file);
+ GNUNET_free (cert_file);
+ GNUNET_free (component_name);
+
+ LIBGNUNET_PLUGIN_TRANSPORT_DONE(api);
+ return NULL;
+ }
+ }
+ GNUNET_free (key_file);
+ GNUNET_free (cert_file);
+
+ GNUNET_assert((plugin->key!=NULL) && (plugin->cert!=NULL));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "TLS certificate loaded\n");
+#endif
+
GNUNET_assert ((port > 0) && (port <= 65535));
plugin->port_inbound = port;
gn_timeout = GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT;
plugin->http_server_daemon_v6 = MHD_start_daemon (
#if DEBUG_MHD
MHD_USE_DEBUG |
+#endif
+#if BUILD_HTTPS
+ MHD_USE_SSL |
#endif
MHD_USE_IPv6,
port,
MHD_OPTION_SOCK_ADDR, tmp,
MHD_OPTION_CONNECTION_LIMIT, (unsigned int) 32,
//MHD_OPTION_PER_IP_CONNECTION_LIMIT, (unsigned int) 6,
+#if BUILD_HTTPS
+ MHD_OPTION_HTTPS_PRIORITIES, plugin->crypto_init,
+ MHD_OPTION_HTTPS_MEM_KEY, plugin->key,
+ MHD_OPTION_HTTPS_MEM_CERT, plugin->cert,
+#endif
MHD_OPTION_CONNECTION_TIMEOUT, (unsigned int) timeout,
MHD_OPTION_CONNECTION_MEMORY_LIMIT, (size_t) (2 * GNUNET_SERVER_MAX_MESSAGE_SIZE),
MHD_OPTION_NOTIFY_COMPLETED, &mhd_termination_cb, NULL,
plugin->http_server_daemon_v4 = MHD_start_daemon (
#if DEBUG_MHD
MHD_USE_DEBUG |
+#endif
+#if BUILD_HTTPS
+ MHD_USE_SSL |
#endif
MHD_NO_FLAG,
port,
MHD_OPTION_SOCK_ADDR, (struct sockaddr_in *)plugin->bind4_address,
MHD_OPTION_CONNECTION_LIMIT, (unsigned int) 32,
//MHD_OPTION_PER_IP_CONNECTION_LIMIT, (unsigned int) 6,
+#if BUILD_HTTPS
+ MHD_OPTION_HTTPS_PRIORITIES, plugin->crypto_init,
+ MHD_OPTION_HTTPS_MEM_KEY, plugin->key,
+ MHD_OPTION_HTTPS_MEM_CERT, plugin->cert,
+#endif
MHD_OPTION_CONNECTION_TIMEOUT, (unsigned int) timeout,
MHD_OPTION_CONNECTION_MEMORY_LIMIT, (size_t) (2 * GNUNET_SERVER_MAX_MESSAGE_SIZE),
MHD_OPTION_NOTIFY_COMPLETED, &mhd_termination_cb, NULL,
GNUNET_asprintf(&tmp,"with IPv6 enabled");
if ((plugin->use_ipv6 == GNUNET_NO) && (plugin->use_ipv4 == GNUNET_NO))
GNUNET_asprintf(&tmp,"with NO IP PROTOCOL enabled");
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"HTTP Server with %s could not be started on port %u! https plugin failed!\n",tmp, port);
- GNUNET_free(tmp);
- libgnunet_plugin_transport_http_done (api);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"HTTP Server with %s could not be started on port %u! %s plugin failed!\n",tmp, port, PROTOCOL_PREFIX);
+ GNUNET_free (tmp);
+ GNUNET_free (component_name);
+ LIBGNUNET_PLUGIN_TRANSPORT_DONE (api);
return NULL;
}
if ( NULL == plugin->multi_handle )
{
GNUNET_log_from (GNUNET_ERROR_TYPE_ERROR,
- component_name,
- _("Could not initialize curl multi handle, failed to start %s plugin!\n"),
- PROTOCOL_PREFIX);
- libgnunet_plugin_transport_http_done (api);
+ component_name,
+ _("Could not initialize curl multi handle, failed to start %s plugin!\n"),
+ PROTOCOL_PREFIX);
+ GNUNET_free(component_name);
+ LIBGNUNET_PLUGIN_TRANSPORT_DONE (api);
return NULL;
}
plugin->peers = GNUNET_CONTAINER_multihashmap_create (10);
GNUNET_OS_network_interfaces_list (&process_interfaces, plugin);
+ GNUNET_free(component_name);
return api;
}