Ejemplo n.º 1
0
Archivo: wtpman.c Proyecto: 7u83/actube
static void * wtpman_main(void *arg)
{
	mavl_t r;
	int rc ;
	time_t timer;
	char sock_buf[SOCK_ADDR_BUFSIZE];
	struct conn *conn;
	int last_state;

	struct wtpman *wtpman = (struct wtpman *) arg;

	wtpman->conn->seqnum = 0;
	conn = wtpman->conn;

	wtpman->conn->remote_cfg = cw_ktv_create(); 
	

	/* We were invoked with an unencrypted packet, 
	 * so assume, it is a discovery request */
	if (!wtpman->dtlsmode){
		wtpman_run_discovery(arg);
		wtpman_remove(wtpman);
		return NULL;
	}


	/* reject connections to our multi- or broadcast sockets */
	if (socklist[wtpman->socklistindex].type != SOCKLIST_UNICAST_SOCKET) {
		cw_dbg(DBG_DTLS,"Reject multi");
		wtpman_remove(wtpman);
		return NULL;
	}
	
	conn->capwap_state = CAPWAP_STATE_DTLS_SETUP;
	/* establish dtls session */
	if (!wtpman_dtls_setup(wtpman)) {
		wtpman_remove(wtpman);
		return NULL;
	}
	
	/*last_state = conn->capwap_state;
	conn->capwap_state = CAPWAP_STATE_JOIN;
*/
	conn->capwap_prevstate = CAPWAP_STATE_DTLS_SETUP;
	conn->capwap_state = CAPWAP_STATE_JOIN;
	rc = 0;
	
	while (1){
	
		int wait_join;
		int wait_change_state;
		
		
		
		if (!cw_run_state_machine(conn, &timer)){
			cw_dbg(DBG_INFO,"WTP died");
					wtpman_remove(wtpman);
				return NULL;		
		};
		




	/*	
		switch (conn->capwap_transition){
			case CW_TRANSITION(CAPWAP_STATE_DTLS_SETUP, CAPWAP_STATE_JOIN):
			{

				wait_join = cw_ktv_get_word(conn->global_cfg,"wait-join",CAPWAP_WAIT_JOIN);
				timer = cw_timer_start(wait_join);
				break;
			}
			case CW_TRANSITION(CAPWAP_STATE_JOIN, CAPWAP_STATE_JOIN):
			{	
				char wtpname[CAPWAP_MAX_WTP_NAME_LEN];
				cw_KTV_t * result;
				result = cw_ktv_get(conn->remote_cfg,"wtp-name",NULL);
				result->type->to_str(result,wtpname,CAPWAP_MAX_WTP_NAME_LEN);
				cw_dbg(DBG_INFO, "WTP joined: '%s', IP %s.",
					wtpname,
					sock_addr2str(&conn->addr,sock_buf)
					);
				break;
			}
			case CW_TRANSITION(CAPWAP_STATE_JOIN,CAPWAP_STATE_TIMEOUT):
			{
				cw_dbg(DBG_MSG_ERR, "No join request from %s after %d seconds, WTP died.",
				sock_addr2str(&wtpman->conn->addr,sock_buf), wait_join);
				wtpman_remove(wtpman);
				return NULL;
				break;
			}
			case CW_TRANSITION(CAPWAP_STATE_JOIN, CAPWAP_STATE_CONFIGURE):
			{
				
				wait_change_state = cw_ktv_get_word(conn->global_cfg,
					"capwap-timers/change-state-pending-timer",
					CAPWAP_TIMER_CHANGE_STATE_PENDING_TIMER);
				break;
			}
			case CW_TRANSITION(CAPWAP_STATE_CONFIGURE,CAPWAP_STATE_TIMEOUT):
			{
				cw_dbg(DBG_MSG_ERR, "No Change State Event Request %s after %d seconds, WTP died.",
				sock_addr2str(&wtpman->conn->addr,sock_buf), wait_change_state);
				wtpman_remove(wtpman);
				return NULL;
				break;
			}

		}
		
*/



		
		while (!cw_timer_timeout(timer)) {
			if (conn->update_cfg != NULL){
				mavl_t tmp;
		

				tmp = conn->local_cfg;

				mavl_merge(conn->default_cfg, conn->local_cfg);
				mavl_merge(conn->default_cfg, conn->remote_cfg);

				conn->local_cfg=conn->update_cfg;
								



								
				cw_dbg(DBG_INFO, "Updating WTP %s",sock_addr2str(&conn->addr,sock_buf));

				rc = cw_send_request(conn, CAPWAP_MSG_CONFIGURATION_UPDATE_REQUEST);
				conn->update_cfg=NULL;
				conn->local_cfg=tmp;
			}

			
			rc = cw_read_messages(wtpman->conn);
			if (rc < 0) {
				if (errno == EAGAIN)
					continue;
			}
			break;
		}
		
		if(rc<0){
			conn->capwap_prevstate = conn->capwap_state;
			conn->capwap_state = CAPWAP_STATE_TIMEOUT;
		}

	}
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	




	/* dtls is established, goto join state */

	conn->capwap_state = CAPWAP_STATE_JOIN;
	if (!wtpman_join(wtpman)) {
		wtpman_remove(wtpman);
		return NULL;
	}



	cw_dbg(DBG_INFO, "WTP from %s has joined with session id: %s",
			sock_addr2str_p(&conn->addr,sock_buf),
			format_bin2hex(conn->session_id,16));


exit(0);

/*
//	cw_dbg(DBG_INFO, "Creating data thread");
//	pthread_t thread;
//	pthread_create(&thread, NULL, (void *) wtpman_run_data, (void *) wtpman);
*/

	/* here the WTP has joined, now we assume an image data request  
	   or a configuration status request. Nothing else. 
	 */

	rc = 0;
	while (!cw_timer_timeout(timer)
	       && wtpman->conn->capwap_state == CAPWAP_STATE_CONFIGURE) {
		rc = cw_read_messages(wtpman->conn);
		if (rc < 0) {
			if (errno != EAGAIN)
				break;
		}
	}

cw_dbg_ktv_dump(conn->remote_cfg,DBG_INFO,"-------------dump------------","DMP","---------end dump --------");

	if (!cw_result_is_ok(rc)) {
		cw_dbg(DBG_INFO, "WTP Problem: %s", cw_strrc(rc));
		wtpman_remove(wtpman);
		return NULL;

	}


	if (conn->capwap_state == CW_STATE_IMAGE_DATA) {
		wtpman_image_data(wtpman);
		return NULL;
	}



	conn->capwap_state = CAPWAP_STATE_RUN;
/*
	// XXX testing ...
//	DBGX("Cofig to sql", "");
//	props_to_sql(conn,conn->incomming,0);
//	radios_to_sql(conn);
*/

	/*conn->msg_end=msg_end_handler;*/
	/* The main run loop */
	reset_echointerval_timer(wtpman);

	rc = 0;
	while (wtpman->conn->capwap_state == CAPWAP_STATE_RUN) {
		rc = cw_read_messages(wtpman->conn);
		if (rc < 0) {
			if (errno != EAGAIN)
				break;
		}

/*//		cw_dbg(DBG_X, "Time left: %d",
//*/
	       /*cw_timer_timeleft(wtpman->echointerval_timer);*/
	       
		if (cw_timer_timeout(wtpman->echointerval_timer)) {

			cw_dbg(DBG_INFO, "Lost connection to WTP:%s",
			       sock_addr2str_p(&conn->addr,sock_buf));
			break;
		}
/*
//		mavl_del_all(conn->outgoing);
//		conn_clear_upd(conn,1);

//	props_to_sql(conn,conn->incomming,0);
//	radios_to_sql(conn);
*/


	
		r = db_get_update_tasks(conn, sock_addr2str(&conn->addr,sock_buf));
		if (r) {

	/*		
//			if (!conn->outgoing->count)
//				continue;
*/
			cw_dbg(DBG_INFO, "Updating WTP %s",sock_addr2str(&conn->addr,sock_buf));

			rc = cw_send_request(conn, CAPWAP_MSG_CONFIGURATION_UPDATE_REQUEST);

/*
//			mavl_merge(conn->config, conn->outgoing);
//			mavl_destroy(conn->outgoing);
//			conn->outgoing = mbag_create();
//			props_to_sql(conn,conn->incomming,0);
//			radios_to_sql(conn);
//			mavl_destroy(r);
*/
		}

		r = db_get_radio_tasks(conn, sock_addr2str(&conn->addr,sock_buf));
		if (r) {

/*
			//			if (!conn->radios_upd->count)
//				continue;
*/
			cw_dbg(DBG_INFO, "Updating Radios for %s",sock_addr2str(&conn->addr,sock_buf));
			rc = cw_send_request(conn, CAPWAP_MSG_CONFIGURATION_UPDATE_REQUEST);

/*
//			conn_clear_upd(conn,1);

//			mavl_destroy(conn->radios_upd);
//			conn->radios_upd=mbag_i_create();


//			radios_to_sql(conn);
*/
			/*
			rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);
			mavl_merge(conn->config, conn->outgoing);
			mavl_destroy(conn->outgoing);
			conn->outgoing = mbag_create();
			config_to_sql(conn);
			radios_to_sql(conn);
			mavl_destroy(r);
			*/
		}



	}

	db_ping_wtp(sock_addr2str_p(&conn->addr,sock_buf), "");
	wtpman_remove(wtpman);
	return NULL;
}
Ejemplo n.º 2
0
static void wtpman_run(void *arg)
{


	struct wtpman *wtpman = (struct wtpman *) arg;

	wtpman->conn->seqnum = 0;
	struct conn *conn = wtpman->conn;




	/* reject connections to our multi- or broadcast sockets */
/*	if (socklist[wtpman->socklistindex].type != SOCKLIST_UNICAST_SOCKET) {
		cw_dbg(DBG_DTLS, "Dropping connection from %s to non-unicast socket.",
		       CLIENT_IP);
		wtpman_remove(wtpman);
		return;
	}
*/

	time_t timer = cw_timer_start(wtpman->conn->wait_dtls);

	/* establish dtls session */
/*	if (!wtpman_establish_dtls(wtpman)) {
		wtpman_remove(wtpman);
		return;
	}
*/

	/* dtls is established, goto join state */
	if (!wtpman_join(wtpman, timer)) {
		wtpman_remove(wtpman);
		return;
	}


	conn->msg_start = msg_start_handler;


	cw_dbg(DBG_INFO, "WTP from %s has joined with session id: %s",
			sock_addr2str_p(&conn->addr),
			format_bin2hex(conn->session_id,16));




//	cw_dbg(DBG_INFO, "Creating data thread");
//	pthread_t thread;
//	pthread_create(&thread, NULL, (void *) wtpman_run_data, (void *) wtpman);


	/* here the WTP has joined, now we assume an image data request  
	   or an configuration status request. Nothing else. 
	 */

	int rc = 0;
	while (!cw_timer_timeout(timer)
	       && wtpman->conn->capwap_state == CW_STATE_CONFIGURE) {
		rc = cw_read_messages(wtpman->conn);
		if (rc < 0) {
			if (errno != EAGAIN)
				break;
		}
	}

	if (!cw_rcok(rc)) {
		cw_dbg(DBG_INFO, "WTP Problem: %s", cw_strrc(rc));
		wtpman_remove(wtpman);
		return;

	}


	if (conn->capwap_state == CW_STATE_IMAGE_DATA) {
		wtpman_image_data(wtpman);
		return;
	}



	conn->capwap_state = CW_STATE_RUN;

	// XXX testing ...
//	DBGX("Cofig to sql", "");
	props_to_sql(conn,conn->incomming,0);
	radios_to_sql(conn);


	conn->msg_end=msg_end_handler;
	/* The main run loop */
	reset_echointerval_timer(wtpman);

	rc = 0;
	while (wtpman->conn->capwap_state == CW_STATE_RUN) {
		rc = cw_read_messages(wtpman->conn);
		if (rc < 0) {
			if (errno != EAGAIN)
				break;
		}

//		cw_dbg(DBG_X, "Time left: %d",
//		       cw_timer_timeleft(wtpman->echointerval_timer));
		if (cw_timer_timeout(wtpman->echointerval_timer)) {

			cw_dbg(DBG_INFO, "Lost connection to WTP:%s",
			       sock_addr2str_p(&conn->addr));
			break;
		}

		mavl_del_all(conn->outgoing);
		conn_clear_upd(conn,1);

//	props_to_sql(conn,conn->incomming,0);
//	radios_to_sql(conn);



		mavl_conststr_t r;
		r = db_get_update_tasks(conn, sock_addr2str(&conn->addr));
		if (r) {

			if (!conn->outgoing->count)
				continue;

			cw_dbg(DBG_INFO, "Updating WTP %s",sock_addr2str(&conn->addr));

			rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);
			mavl_merge(conn->config, conn->outgoing);
			mavl_destroy(conn->outgoing);
			conn->outgoing = mbag_create();
			props_to_sql(conn,conn->incomming,0);
			radios_to_sql(conn);
			mavl_destroy(r);
		}

		r = db_get_radio_tasks(conn, sock_addr2str(&conn->addr));
		if (r) {

			if (!conn->radios_upd->count)
				continue;

			cw_dbg(DBG_INFO, "Updating Radios for %s",sock_addr2str(&conn->addr));
			rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);


			conn_clear_upd(conn,1);

//			mavl_destroy(conn->radios_upd);
//			conn->radios_upd=mbag_i_create();


			radios_to_sql(conn);

			/*
			rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);
			mavl_merge(conn->config, conn->outgoing);
			mavl_destroy(conn->outgoing);
			conn->outgoing = mbag_create();
			config_to_sql(conn);
			radios_to_sql(conn);
			mavl_destroy(r);
			*/
		}



	}

	db_ping_wtp(sock_addr2str_p(&conn->addr), "");
	wtpman_remove(wtpman);
	return;
}