Example #1
0
static bool apply_lease_available_on_network(GDHCPClient *dhcp_client,
						struct connman_dhcp *dhcp)
{
	char **nameservers, **timeservers, *pac = NULL;
	struct connman_service *service;
	GList *list, *option = NULL;
	int ns_entries;
	int i;

	if (!dhcp->network)
		return true;

	service = connman_service_lookup_from_network(dhcp->network);
	if (!service) {
		connman_error("Can not lookup service");
		return false;
	}

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_MTU);
	if (option && option->data) {
		int mtu, index, err;

		mtu = atoi(option->data);

		if (mtu >= IPV6_MIN_MTU && mtu <= ETH_DATA_LEN) {
			index = __connman_ipconfig_get_index(dhcp->ipconfig);
			err = connman_inet_set_mtu(index, mtu);

			DBG("MTU %d index %d err %d", mtu, index, err);
		}
	}

	option = g_dhcp_client_get_option(dhcp_client, 252);
	if (option)
		pac = g_strdup(option->data);

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DNS_SERVER);
	ns_entries = g_list_length(option);
	nameservers = g_try_new0(char *, ns_entries + 1);
	if (nameservers) {
		for (i = 0, list = option;list; list = list->next, i++)
			nameservers[i] = g_strdup(list->data);
		nameservers[ns_entries] = NULL;
	}

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DOMAIN_NAME);
	if (option)
		__connman_service_set_domainname(service, option->data);

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_HOST_NAME);
	if (option)
		__connman_service_set_hostname(service, option->data);

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_NTP_SERVER);
	ns_entries = g_list_length(option);
	timeservers = g_try_new0(char *, ns_entries + 1);
	if (timeservers) {
		for (i = 0, list = option; list; list = list->next, i++)
			timeservers[i] = g_strdup(list->data);
		timeservers[ns_entries] = NULL;
	}

	if (!compare_string_arrays(nameservers, dhcp->nameservers)) {
		if (dhcp->nameservers) {
			for (i = 0; dhcp->nameservers[i]; i++) {
				__connman_service_nameserver_remove(service,
						dhcp->nameservers[i], false);
			}
			g_strfreev(dhcp->nameservers);
		}

		dhcp->nameservers = nameservers;

		for (i = 0; dhcp->nameservers && dhcp->nameservers[i]; i++) {
			__connman_service_nameserver_append(service,
						dhcp->nameservers[i], false);
		}
	} else {
		g_strfreev(nameservers);
	}

	if (!compare_string_arrays(timeservers, dhcp->timeservers)) {
		if (dhcp->timeservers) {
			for (i = 0; dhcp->timeservers[i]; i++) {
				__connman_service_timeserver_remove(service,
							dhcp->timeservers[i]);
			}
			g_strfreev(dhcp->timeservers);
		}

		dhcp->timeservers = timeservers;

		for (i = 0; dhcp->timeservers && dhcp->timeservers[i]; i++) {
			__connman_service_timeserver_append(service,
							dhcp->timeservers[i]);
		}
	} else {
		g_strfreev(timeservers);
	}

	if (g_strcmp0(pac, dhcp->pac) != 0) {
		g_free(dhcp->pac);
		dhcp->pac = pac;

		__connman_ipconfig_set_proxy_autoconfig(dhcp->ipconfig,
								dhcp->pac);
	}

	if (connman_setting_get_bool("Enable6to4"))
		__connman_6to4_probe(service);

	return true;
}
Example #2
0
static void lease_available_cb(GDHCPClient *dhcp_client, gpointer user_data)
{
	struct connman_dhcp *dhcp = user_data;
	GList *list, *option = NULL;
	char *address, *netmask = NULL, *gateway = NULL;
	const char *c_address, *c_gateway;
	char *domainname = NULL, *hostname = NULL;
	char **nameservers, *timeserver = NULL, *pac = NULL;
	int ns_entries;
	struct connman_ipconfig *ipconfig;
	struct connman_service *service;
	unsigned char prefixlen, c_prefixlen;
	gboolean ip_change;
	int i;

	DBG("Lease available");

	service = __connman_service_lookup_from_network(dhcp->network);
	if (service == NULL) {
		connman_error("Can not lookup service");
		return;
	}

	ipconfig = __connman_service_get_ip4config(service);
	if (ipconfig == NULL) {
		connman_error("Could not lookup ipconfig");
		return;
	}

	c_address = __connman_ipconfig_get_local(ipconfig);
	c_gateway = __connman_ipconfig_get_gateway(ipconfig);
	c_prefixlen = __connman_ipconfig_get_prefixlen(ipconfig);

	address = g_dhcp_client_get_address(dhcp_client);

	__connman_ipconfig_set_dhcp_address(ipconfig, address);
	DBG("last address %s", address);

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_SUBNET);
	if (option != NULL)
		netmask = g_strdup(option->data);

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_ROUTER);
	if (option != NULL)
		gateway = g_strdup(option->data);

	prefixlen = __connman_ipconfig_netmask_prefix_len(netmask);

	DBG("c_address %s", c_address);

	if (address != NULL && c_address != NULL &&
					g_strcmp0(address, c_address) != 0)
		ip_change = TRUE;
	else if (gateway != NULL && c_gateway != NULL &&
					g_strcmp0(gateway, c_gateway) != 0)
		ip_change = TRUE;
	else if (prefixlen != c_prefixlen)
		ip_change = TRUE;
	else if (c_address == NULL || c_gateway == NULL)
		ip_change = TRUE;
	else
		ip_change = FALSE;

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DNS_SERVER);
	for (ns_entries = 0, list = option; list; list = list->next)
		ns_entries += 1;
	nameservers = g_try_new0(char *, ns_entries + 1);
	if (nameservers != NULL) {
		for (i = 0, list = option; list; list = list->next, i++)
			nameservers[i] = g_strdup(list->data);
		nameservers[ns_entries] = NULL;
	}

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_DOMAIN_NAME);
	if (option != NULL)
		domainname = g_strdup(option->data);

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_HOST_NAME);
	if (option != NULL)
		hostname = g_strdup(option->data);

	option = g_dhcp_client_get_option(dhcp_client, G_DHCP_NTP_SERVER);
	if (option != NULL)
		timeserver = g_strdup(option->data);

	option = g_dhcp_client_get_option(dhcp_client, 252);
	if (option != NULL)
		pac = g_strdup(option->data);

	connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_DHCP);

	if (ip_change == TRUE) {
		__connman_ipconfig_set_local(ipconfig, address);
		__connman_ipconfig_set_prefixlen(ipconfig, prefixlen);
		__connman_ipconfig_set_gateway(ipconfig, gateway);
	}

	if (compare_string_arrays(nameservers, dhcp->nameservers) == FALSE) {
		if (dhcp->nameservers != NULL) {
			for (i = 0; dhcp->nameservers[i] != NULL; i++) {
				__connman_service_nameserver_remove(service,
							dhcp->nameservers[i]);
			}
			g_strfreev(dhcp->nameservers);
		}

		dhcp->nameservers = nameservers;

		for (i = 0; dhcp->nameservers[i] != NULL; i++) {
			__connman_service_nameserver_append(service,
							dhcp->nameservers[i]);
		}
	} else {
		g_strfreev(nameservers);
	}

	if (g_strcmp0(timeserver, dhcp->timeserver) != 0) {
		if (dhcp->timeserver != NULL) {
			__connman_service_timeserver_remove(service,
							dhcp->timeserver);
			g_free(dhcp->timeserver);
		}

		dhcp->timeserver = timeserver;

		if (dhcp->timeserver != NULL)
			__connman_service_timeserver_append(service,
							dhcp->timeserver);
	}

	if (g_strcmp0(pac, dhcp->pac) != 0) {
		g_free(dhcp->pac);
		dhcp->pac = pac;

		__connman_service_set_pac(service, dhcp->pac);
	}

	__connman_service_set_domainname(service, domainname);

	if (domainname != NULL)
		__connman_utsname_set_domainname(domainname);

	if (hostname != NULL)
		__connman_utsname_set_hostname(hostname);

	if (ip_change == TRUE)
		dhcp_valid(dhcp);

	__connman_6to4_probe(service);

	g_free(address);
	g_free(netmask);
	g_free(gateway);
	g_free(domainname);
	g_free(hostname);
}