Beispiel #1
0
isc_result_t read_client_conf ()
{
	struct client_config *config;
	struct client_state *state;
	struct interface_info *ip;
	isc_result_t status;

	/* Set up the initial dhcp option universe. */
	initialize_common_option_spaces ();

	/* Initialize the top level client configuration. */
	memset (&top_level_config, 0, sizeof top_level_config);

	/* Set some defaults... */
	top_level_config.timeout = 60;
	top_level_config.select_interval = 0;
	top_level_config.reboot_timeout = 10;
	top_level_config.retry_interval = 300;
	top_level_config.backoff_cutoff = 15;
	top_level_config.initial_interval = 3;
	top_level_config.bootp_policy = P_ACCEPT;
	top_level_config.script_name = path_dhclient_script;
	top_level_config.requested_options = default_requested_options;
	top_level_config.omapi_port = -1;
	top_level_config.do_forward_update = 1;

	group_allocate (&top_level_config.on_receipt, MDL);
	if (!top_level_config.on_receipt)
		log_fatal ("no memory for top-level on_receipt group");

	group_allocate (&top_level_config.on_transmission, MDL);
	if (!top_level_config.on_transmission)
		log_fatal ("no memory for top-level on_transmission group");

	status = read_client_conf_file (path_dhclient_conf,
					(struct interface_info *)0,
					&top_level_config);
	if (status != ISC_R_SUCCESS) {
		;
#ifdef LATER
		/* Set up the standard name service updater routine. */
		parse = (struct parse *)0;
		status = new_parse (&parse, -1, default_client_config,
				    (sizeof default_client_config) - 1,
				    "default client configuration", 0);
		if (status != ISC_R_SUCCESS)
			log_fatal ("can't begin default client config!");

		do {
			token = peek_token (&val, (unsigned *)0, cfile);
			if (token == END_OF_FILE)
				break;
			parse_client_statement (cfile,
						(struct interface_info *)0,
						&top_level_config);
		} while (1);
		end_parse (&parse);
#endif
	}

	/* Set up state and config structures for clients that don't
	   have per-interface configuration statements. */
	config = (struct client_config *)0;
	for (ip = interfaces; ip; ip = ip -> next) {
		if (!ip -> client) {
			ip -> client = (struct client_state *)
				dmalloc (sizeof (struct client_state), MDL);
			if (!ip -> client)
				log_fatal ("no memory for client state.");
			memset (ip -> client, 0, sizeof *(ip -> client));
			ip -> client -> interface = ip;
		}

		if (!ip -> client -> config) {
			if (!config) {
				config = (struct client_config *)
					dmalloc (sizeof (struct client_config),
						 MDL);
				if (!config)
				    log_fatal ("no memory for client config.");
				memcpy (config, &top_level_config,
					sizeof top_level_config);
			}
			ip -> client -> config = config;
		}
	}
	return status;
}
Beispiel #2
0
isc_result_t read_client_conf ()
{
	struct client_config *config;
	struct interface_info *ip;
	isc_result_t status;
	unsigned code;

	/* Initialize the default request list. */
	memset(default_requested_options, 0, sizeof(default_requested_options));

	/* 1 */
	code = DHO_SUBNET_MASK;
	option_code_hash_lookup(&default_requested_options[0],
				dhcp_universe.code_hash, &code, 0, MDL);

	/* 2 */
	code = DHO_BROADCAST_ADDRESS;
	option_code_hash_lookup(&default_requested_options[1],
				dhcp_universe.code_hash, &code, 0, MDL);

	/* 3 */
	code = DHO_TIME_OFFSET;
	option_code_hash_lookup(&default_requested_options[2],
				dhcp_universe.code_hash, &code, 0, MDL);

	/* 4 */
	code = DHO_ROUTERS;
	option_code_hash_lookup(&default_requested_options[3],
				dhcp_universe.code_hash, &code, 0, MDL);

	/* 5 */
	code = DHO_DOMAIN_NAME;
	option_code_hash_lookup(&default_requested_options[4],
				dhcp_universe.code_hash, &code, 0, MDL);

	/* 6 */
	code = DHO_DOMAIN_NAME_SERVERS;
	option_code_hash_lookup(&default_requested_options[5],
				dhcp_universe.code_hash, &code, 0, MDL);

	/* 7 */
	code = DHO_HOST_NAME;
	option_code_hash_lookup(&default_requested_options[6],
				dhcp_universe.code_hash, &code, 0, MDL);

	/* 8 */
	code = D6O_NAME_SERVERS;
	option_code_hash_lookup(&default_requested_options[7],
				dhcpv6_universe.code_hash, &code, 0, MDL);

	/* 9 */
	code = D6O_DOMAIN_SEARCH;
	option_code_hash_lookup(&default_requested_options[8],
				dhcpv6_universe.code_hash, &code, 0, MDL);

	for (code = 0 ; code < NUM_DEFAULT_REQUESTED_OPTS ; code++) {
		if (default_requested_options[code] == NULL)
			log_fatal("Unable to find option definition for "
				  "index %u during default parameter request "
				  "assembly.", code);
	}

	/* Initialize the top level client configuration. */
	memset (&top_level_config, 0, sizeof top_level_config);

	/* Set some defaults... */
	top_level_config.timeout = 60;
	top_level_config.select_interval = 0;
	top_level_config.reboot_timeout = 10;
	top_level_config.retry_interval = 300;
	top_level_config.backoff_cutoff = 15;
	top_level_config.initial_interval = 3;
	top_level_config.bootp_policy = P_ACCEPT;
	top_level_config.script_name = path_dhclient_script;
	top_level_config.requested_options = default_requested_options;
	top_level_config.omapi_port = -1;
#if defined (NSUPDATE)
	top_level_config.do_forward_update = 1;
#endif
	/* Requested lease time, used by DHCPv6 (DHCPv4 uses the option cache)
	 */
	top_level_config.requested_lease = 7200;

	group_allocate (&top_level_config.on_receipt, MDL);
	if (!top_level_config.on_receipt)
		log_fatal ("no memory for top-level on_receipt group");

	group_allocate (&top_level_config.on_transmission, MDL);
	if (!top_level_config.on_transmission)
		log_fatal ("no memory for top-level on_transmission group");

	status = read_client_conf_file (path_dhclient_conf,
					(struct interface_info *)0,
					&top_level_config);
	if (status != ISC_R_SUCCESS) {
		;
#ifdef LATER
		/* Set up the standard name service updater routine. */
		parse = (struct parse *)0;
		status = new_parse (&parse, -1, default_client_config,
				    (sizeof default_client_config) - 1,
				    "default client configuration", 0);
		if (status != ISC_R_SUCCESS)
			log_fatal ("can't begin default client config!");

		do {
			token = peek_token (&val, (unsigned *)0, cfile);
			if (token == END_OF_FILE)
				break;
			parse_client_statement (cfile,
						(struct interface_info *)0,
						&top_level_config);
		} while (1);
		end_parse (&parse);
#endif
	}

	/* Set up state and config structures for clients that don't
	   have per-interface configuration statements. */
	config = (struct client_config *)0;
	for (ip = interfaces; ip; ip = ip -> next) {
		if (!ip -> client) {
			ip -> client = (struct client_state *)
				dmalloc (sizeof (struct client_state), MDL);
			if (!ip -> client)
				log_fatal ("no memory for client state.");
			memset (ip -> client, 0, sizeof *(ip -> client));
			ip -> client -> interface = ip;
		}

		if (!ip -> client -> config) {
			if (!config) {
				config = (struct client_config *)
					dmalloc (sizeof (struct client_config),
						 MDL);
				if (!config)
				    log_fatal ("no memory for client config.");
				memcpy (config, &top_level_config,
					sizeof top_level_config);
			}
			ip -> client -> config = config;
		}
	}
	return status;
}