예제 #1
0
PJ_DEF(pj_status_t) pj_sock_set_qos_type(pj_sock_t sock,
					 pj_qos_type type)
{
    pj_qos_params param;
    pj_status_t status;

    status = pj_qos_get_params(type, &param);
    if (status != PJ_SUCCESS)
	return status;

    return pj_sock_set_qos_params(sock, &param);
}
예제 #2
0
/* Apply QoS */
PJ_DEF(pj_status_t) pj_sock_apply_qos( pj_sock_t sock,
				       pj_qos_type qos_type,
				       pj_qos_params *qos_params,
				       unsigned log_level,
				       const char *log_sender,
				       const char *sock_name)
{
    pj_status_t qos_type_rc = PJ_SUCCESS,
		qos_params_rc = PJ_SUCCESS;

    if (!log_sender)
	log_sender = THIS_FILE;
    if (!sock_name)
	sock_name = "socket";

    if (qos_type != PJ_QOS_TYPE_BEST_EFFORT) {
	qos_type_rc = pj_sock_set_qos_type(sock, qos_type);

	if (qos_type_rc != PJ_SUCCESS) {
	    pj_perror(log_level, log_sender,  qos_type_rc, 
		      "Error setting QoS type %d to %s", 
		      qos_type, sock_name);
	}
    }

    if (qos_params && qos_params->flags) {
	qos_params_rc = pj_sock_set_qos_params(sock, qos_params);
	if (qos_params_rc != PJ_SUCCESS) {
	    pj_perror(log_level, log_sender,  qos_params_rc, 
		      "Error setting QoS params (flags=%d) to %s", 
		      qos_params->flags, sock_name);
	    if (qos_type_rc != PJ_SUCCESS)
		return qos_params_rc;
	}
    } else if (qos_type_rc != PJ_SUCCESS)
	return qos_type_rc;

    return PJ_SUCCESS;
}
예제 #3
0
/*! \brief Apply handler for transports */
static int transport_apply(const struct ast_sorcery *sorcery, void *obj)
{
	struct ast_sip_transport *transport = obj;
	RAII_VAR(struct ast_sip_transport *, existing, ast_sorcery_retrieve_by_id(sorcery, "transport", ast_sorcery_object_get_id(obj)), ao2_cleanup);
	pj_status_t res = -1;

	if (!existing || !existing->state) {
		if (!(transport->state = ao2_alloc(sizeof(*transport->state), transport_state_destroy))) {
			ast_log(LOG_ERROR, "Transport state for '%s' could not be allocated\n", ast_sorcery_object_get_id(obj));
			return -1;
		}
	} else {
		transport->state = existing->state;
		ao2_ref(transport->state, +1);
	}

	/* Once active a transport can not be reconfigured */
	if (transport->state->transport || transport->state->factory) {
		return -1;
	}

	if (transport->host.addr.sa_family != PJ_AF_INET && transport->host.addr.sa_family != PJ_AF_INET6) {
		ast_log(LOG_ERROR, "Transport '%s' could not be started as binding not specified\n", ast_sorcery_object_get_id(obj));
		return -1;
	}

	/* Set default port if not present */
	if (!pj_sockaddr_get_port(&transport->host)) {
		pj_sockaddr_set_port(&transport->host, (transport->type == AST_TRANSPORT_TLS) ? 5061 : 5060);
	}

	/* Now that we know what address family we can set up a dnsmgr refresh for the external media address if present */
	if (!ast_strlen_zero(transport->external_signaling_address)) {
		if (transport->host.addr.sa_family == pj_AF_INET()) {
			transport->external_address.ss.ss_family = AF_INET;
		} else if (transport->host.addr.sa_family == pj_AF_INET6()) {
			transport->external_address.ss.ss_family = AF_INET6;
		} else {
			ast_log(LOG_ERROR, "Unknown address family for transport '%s', could not get external signaling address\n",
					ast_sorcery_object_get_id(obj));
			return -1;
		}

		if (ast_dnsmgr_lookup(transport->external_signaling_address, &transport->external_address, &transport->external_address_refresher, NULL) < 0) {
			ast_log(LOG_ERROR, "Could not create dnsmgr for external signaling address on '%s'\n", ast_sorcery_object_get_id(obj));
			return -1;
		}
	}

	if (transport->type == AST_TRANSPORT_UDP) {
		if (transport->host.addr.sa_family == pj_AF_INET()) {
			res = pjsip_udp_transport_start(ast_sip_get_pjsip_endpoint(), &transport->host.ipv4, NULL, transport->async_operations, &transport->state->transport);
		} else if (transport->host.addr.sa_family == pj_AF_INET6()) {
			res = pjsip_udp_transport_start6(ast_sip_get_pjsip_endpoint(), &transport->host.ipv6, NULL, transport->async_operations, &transport->state->transport);
		}

		if (res == PJ_SUCCESS && (transport->tos || transport->cos)) {
			pj_sock_t sock;
			pj_qos_params qos_params;

			sock = pjsip_udp_transport_get_socket(transport->state->transport);
			pj_sock_get_qos_params(sock, &qos_params);
			set_qos(transport, &qos_params);
			pj_sock_set_qos_params(sock, &qos_params);
		}
	} else if (transport->type == AST_TRANSPORT_TCP) {
		pjsip_tcp_transport_cfg cfg;

		pjsip_tcp_transport_cfg_default(&cfg, transport->host.addr.sa_family);
		cfg.bind_addr = transport->host;
		cfg.async_cnt = transport->async_operations;
		set_qos(transport, &cfg.qos_params);

		res = pjsip_tcp_transport_start3(ast_sip_get_pjsip_endpoint(), &cfg, &transport->state->factory);
	} else if (transport->type == AST_TRANSPORT_TLS) {
		transport->tls.ca_list_file = pj_str((char*)transport->ca_list_file);
		transport->tls.cert_file = pj_str((char*)transport->cert_file);
		transport->tls.privkey_file = pj_str((char*)transport->privkey_file);
		transport->tls.password = pj_str((char*)transport->password);
		set_qos(transport, &transport->tls.qos_params);

		res = pjsip_tls_transport_start2(ast_sip_get_pjsip_endpoint(), &transport->tls, &transport->host, NULL, transport->async_operations, &transport->state->factory);
	} else if ((transport->type == AST_TRANSPORT_WS) || (transport->type == AST_TRANSPORT_WSS)) {
		if (transport->cos || transport->tos) {
			ast_log(LOG_WARNING, "TOS and COS values ignored for websocket transport\n");
		}
		res = PJ_SUCCESS;
	}

	if (res != PJ_SUCCESS) {
		char msg[PJ_ERR_MSG_SIZE];

		pjsip_strerror(res, msg, sizeof(msg));
		ast_log(LOG_ERROR, "Transport '%s' could not be started: %s\n", ast_sorcery_object_get_id(obj), msg);
		return -1;
	}
	return 0;
}
예제 #4
0
/*! \brief Apply handler for transports */
static int transport_apply(const struct ast_sorcery *sorcery, void *obj)
{
	struct ast_sip_transport *transport = obj;
	const char *transport_id = ast_sorcery_object_get_id(obj);
	RAII_VAR(struct ao2_container *, states, transport_states, states_cleanup);
	RAII_VAR(struct internal_state *, temp_state, NULL, ao2_cleanup);
	RAII_VAR(struct internal_state *, perm_state, NULL, ao2_cleanup);
	RAII_VAR(struct ast_variable *, changes, NULL, ast_variables_destroy);
	pj_status_t res = -1;
	int i;
#define BIND_TRIES 3
#define BIND_DELAY_US 100000

	if (!states) {
		return -1;
	}

	/*
	 * transport_apply gets called for EVERY retrieval of a transport when using realtime.
	 * We need to prevent multiple threads from trying to mess with underlying transports
	 * at the same time.  The container is the only thing we have to lock on.
	 */
	ao2_wrlock(states);

	temp_state = internal_state_alloc(transport);
	if (!temp_state) {
		ast_log(LOG_ERROR, "Transport '%s' failed to allocate memory\n", transport_id);
		return -1;
	}

	perm_state = find_internal_state_by_transport(transport);
	if (perm_state) {
		ast_sorcery_diff(sorcery, perm_state->transport, transport, &changes);
		if (!changes && !has_state_changed(perm_state->state, temp_state->state)) {
			/* In case someone is using the deprecated fields, reset them */
			transport->state = perm_state->state;
			copy_state_to_transport(transport);
			ao2_replace(perm_state->transport, transport);
			return 0;
		}

		if (!transport->allow_reload) {
			if (!perm_state->change_detected) {
				perm_state->change_detected = 1;
				ast_log(LOG_WARNING, "Transport '%s' is not reloadable, maintaining previous values\n", transport_id);
			}
			/* In case someone is using the deprecated fields, reset them */
			transport->state = perm_state->state;
			copy_state_to_transport(transport);
			ao2_replace(perm_state->transport, transport);
			return 0;
		}
	}

	if (temp_state->state->host.addr.sa_family != PJ_AF_INET && temp_state->state->host.addr.sa_family != PJ_AF_INET6) {
		ast_log(LOG_ERROR, "Transport '%s' could not be started as binding not specified\n", transport_id);
		return -1;
	}

	/* Set default port if not present */
	if (!pj_sockaddr_get_port(&temp_state->state->host)) {
		pj_sockaddr_set_port(&temp_state->state->host, (transport->type == AST_TRANSPORT_TLS) ? 5061 : 5060);
	}

	/* Now that we know what address family we can set up a dnsmgr refresh for the external media address if present */
	if (!ast_strlen_zero(transport->external_signaling_address)) {
		if (temp_state->state->host.addr.sa_family == pj_AF_INET()) {
			temp_state->state->external_address.ss.ss_family = AF_INET;
		} else if (temp_state->state->host.addr.sa_family == pj_AF_INET6()) {
			temp_state->state->external_address.ss.ss_family = AF_INET6;
		} else {
			ast_log(LOG_ERROR, "Unknown address family for transport '%s', could not get external signaling address\n",
					transport_id);
			return -1;
		}

		if (ast_dnsmgr_lookup(transport->external_signaling_address, &temp_state->state->external_address, &temp_state->state->external_address_refresher, NULL) < 0) {
			ast_log(LOG_ERROR, "Could not create dnsmgr for external signaling address on '%s'\n", transport_id);
			return -1;
		}
	}

	if (transport->type == AST_TRANSPORT_UDP) {

		for (i = 0; i < BIND_TRIES && res != PJ_SUCCESS; i++) {
			if (perm_state && perm_state->state && perm_state->state->transport) {
				pjsip_udp_transport_pause(perm_state->state->transport,
					PJSIP_UDP_TRANSPORT_DESTROY_SOCKET);
				usleep(BIND_DELAY_US);
			}

			if (temp_state->state->host.addr.sa_family == pj_AF_INET()) {
				res = pjsip_udp_transport_start(ast_sip_get_pjsip_endpoint(),
					&temp_state->state->host.ipv4, NULL, transport->async_operations,
					&temp_state->state->transport);
			} else if (temp_state->state->host.addr.sa_family == pj_AF_INET6()) {
				res = pjsip_udp_transport_start6(ast_sip_get_pjsip_endpoint(),
					&temp_state->state->host.ipv6, NULL, transport->async_operations,
					&temp_state->state->transport);
			}
		}

		if (res == PJ_SUCCESS && (transport->tos || transport->cos)) {
			pj_sock_t sock;
			pj_qos_params qos_params;
			sock = pjsip_udp_transport_get_socket(temp_state->state->transport);
			pj_sock_get_qos_params(sock, &qos_params);
			set_qos(transport, &qos_params);
			pj_sock_set_qos_params(sock, &qos_params);
		}
	} else if (transport->type == AST_TRANSPORT_TCP) {
		pjsip_tcp_transport_cfg cfg;

		pjsip_tcp_transport_cfg_default(&cfg, temp_state->state->host.addr.sa_family);
		cfg.bind_addr = temp_state->state->host;
		cfg.async_cnt = transport->async_operations;
		set_qos(transport, &cfg.qos_params);

		for (i = 0; i < BIND_TRIES && res != PJ_SUCCESS; i++) {
			if (perm_state && perm_state->state && perm_state->state->factory
				&& perm_state->state->factory->destroy) {
				perm_state->state->factory->destroy(perm_state->state->factory);
				usleep(BIND_DELAY_US);
			}

			res = pjsip_tcp_transport_start3(ast_sip_get_pjsip_endpoint(), &cfg,
				&temp_state->state->factory);
		}
	} else if (transport->type == AST_TRANSPORT_TLS) {
		if (transport->async_operations > 1 && ast_compare_versions(pj_get_version(), "2.5.0") < 0) {
			ast_log(LOG_ERROR, "Transport: %s: When protocol=tls and pjproject version < 2.5.0, async_operations can't be > 1\n",
					ast_sorcery_object_get_id(obj));
			return -1;
		}

		temp_state->state->tls.password = pj_str((char*)transport->password);
		set_qos(transport, &temp_state->state->tls.qos_params);

		for (i = 0; i < BIND_TRIES && res != PJ_SUCCESS; i++) {
			if (perm_state && perm_state->state && perm_state->state->factory
				&& perm_state->state->factory->destroy) {
				perm_state->state->factory->destroy(perm_state->state->factory);
				usleep(BIND_DELAY_US);
			}

			res = pjsip_tls_transport_start2(ast_sip_get_pjsip_endpoint(), &temp_state->state->tls,
				&temp_state->state->host, NULL, transport->async_operations,
				&temp_state->state->factory);
		}
	} else if ((transport->type == AST_TRANSPORT_WS) || (transport->type == AST_TRANSPORT_WSS)) {
		if (transport->cos || transport->tos) {
			ast_log(LOG_WARNING, "TOS and COS values ignored for websocket transport\n");
		}
		res = PJ_SUCCESS;
	}

	if (res != PJ_SUCCESS) {
		char msg[PJ_ERR_MSG_SIZE];

		pj_strerror(res, msg, sizeof(msg));
		ast_log(LOG_ERROR, "Transport '%s' could not be started: %s\n", ast_sorcery_object_get_id(obj), msg);
		return -1;
	}

	copy_state_to_transport(transport);
	if (perm_state) {
		ao2_unlink_flags(states, perm_state, OBJ_NOLOCK);
	}
	ao2_link_flags(states, temp_state, OBJ_NOLOCK);

	return 0;
}