Beispiel #1
0
/*%
 * Set up a logging channel according to the named.conf data
 * in 'cchan' and add it to 'logconfig'.
 */
static isc_result_t
channel_fromconf(const cfg_obj_t *channel, isc_logconfig_t *logconfig)
{
	isc_result_t result;
	isc_logdestination_t dest;
	unsigned int type;
	unsigned int flags = 0;
	int level;
	const char *channelname;
	const cfg_obj_t *fileobj = NULL;
	const cfg_obj_t *syslogobj = NULL;
	const cfg_obj_t *nullobj = NULL;
	const cfg_obj_t *stderrobj = NULL;
	const cfg_obj_t *severity = NULL;
	int i;

	channelname = cfg_obj_asstring(cfg_map_getname(channel));

	(void)cfg_map_get(channel, "file", &fileobj);
	(void)cfg_map_get(channel, "syslog", &syslogobj);
	(void)cfg_map_get(channel, "null", &nullobj);
	(void)cfg_map_get(channel, "stderr", &stderrobj);

	i = 0;
	if (fileobj != NULL)
		i++;
	if (syslogobj != NULL)
		i++;
	if (nullobj != NULL)
		i++;
	if (stderrobj != NULL)
		i++;

	if (i != 1) {
		cfg_obj_log(channel, ns_g_lctx, ISC_LOG_ERROR,
			      "channel '%s': exactly one of file, syslog, "
			      "null, and stderr must be present", channelname);
		return (ISC_R_FAILURE);
	}

	type = ISC_LOG_TONULL;

	if (fileobj != NULL) {
		const cfg_obj_t *pathobj = cfg_tuple_get(fileobj, "file");
		const cfg_obj_t *sizeobj = cfg_tuple_get(fileobj, "size");
		const cfg_obj_t *versionsobj =
				 cfg_tuple_get(fileobj, "versions");
		isc_int32_t versions = ISC_LOG_ROLLNEVER;
		isc_offset_t size = 0;

		type = ISC_LOG_TOFILE;

		if (versionsobj != NULL && cfg_obj_isuint32(versionsobj))
			versions = cfg_obj_asuint32(versionsobj);
		if (versionsobj != NULL && cfg_obj_isstring(versionsobj) &&
		    strcasecmp(cfg_obj_asstring(versionsobj), "unlimited") == 0)
			versions = ISC_LOG_ROLLINFINITE;
		if (sizeobj != NULL &&
		    cfg_obj_isuint64(sizeobj) &&
		    cfg_obj_asuint64(sizeobj) < ISC_OFFSET_MAXIMUM)
			size = (isc_offset_t)cfg_obj_asuint64(sizeobj);
		dest.file.stream = NULL;
		dest.file.name = cfg_obj_asstring(pathobj);
		dest.file.versions = versions;
		dest.file.maximum_size = size;
	} else if (syslogobj != NULL) {
		int facility = LOG_DAEMON;

		type = ISC_LOG_TOSYSLOG;

		if (cfg_obj_isstring(syslogobj)) {
			const char *facilitystr = cfg_obj_asstring(syslogobj);
			(void)isc_syslog_facilityfromstring(facilitystr,
							    &facility);
		}
		dest.facility = facility;
	} else if (stderrobj != NULL) {
		type = ISC_LOG_TOFILEDESC;
		dest.file.stream = stderr;
		dest.file.name = NULL;
		dest.file.versions = ISC_LOG_ROLLNEVER;
		dest.file.maximum_size = 0;
	}

	/*
	 * Munge flags.
	 */
	{
		const cfg_obj_t *printcat = NULL;
		const cfg_obj_t *printsev = NULL;
		const cfg_obj_t *printtime = NULL;
		const cfg_obj_t *buffered = NULL;

		(void)cfg_map_get(channel, "print-category", &printcat);
		(void)cfg_map_get(channel, "print-severity", &printsev);
		(void)cfg_map_get(channel, "print-time", &printtime);
		(void)cfg_map_get(channel, "buffered", &buffered);

		if (printcat != NULL && cfg_obj_asboolean(printcat))
			flags |= ISC_LOG_PRINTCATEGORY;
		if (printtime != NULL && cfg_obj_asboolean(printtime))
			flags |= ISC_LOG_PRINTTIME;
		if (printsev != NULL && cfg_obj_asboolean(printsev))
			flags |= ISC_LOG_PRINTLEVEL;
		if (buffered != NULL && cfg_obj_asboolean(buffered))
			flags |= ISC_LOG_BUFFERED;
	}

	level = ISC_LOG_INFO;
	if (cfg_map_get(channel, "severity", &severity) == ISC_R_SUCCESS) {
		if (cfg_obj_isstring(severity)) {
			const char *str = cfg_obj_asstring(severity);
			if (strcasecmp(str, "critical") == 0)
				level = ISC_LOG_CRITICAL;
			else if (strcasecmp(str, "error") == 0)
				level = ISC_LOG_ERROR;
			else if (strcasecmp(str, "warning") == 0)
				level = ISC_LOG_WARNING;
			else if (strcasecmp(str, "notice") == 0)
				level = ISC_LOG_NOTICE;
			else if (strcasecmp(str, "info") == 0)
				level = ISC_LOG_INFO;
			else if (strcasecmp(str, "dynamic") == 0)
				level = ISC_LOG_DYNAMIC;
		} else
			/* debug */
			level = cfg_obj_asuint32(severity);
	}

	if (logconfig == NULL)
		result = ISC_R_SUCCESS;
	else
		result = isc_log_createchannel(logconfig, channelname,
					       type, level, &dest, flags);

	if (result == ISC_R_SUCCESS && type == ISC_LOG_TOFILE) {
		FILE *fp;

		/*
		 * Test to make sure that file is a plain file.
		 * Fix defect #22771
		*/
		result = isc_file_isplainfile(dest.file.name);
		if (result == ISC_R_SUCCESS || result == ISC_R_FILENOTFOUND) {
			/*
			 * Test that the file can be opened, since
			 * isc_log_open() can't effectively report
			 * failures when called in isc_log_doit().
			 */
			result = isc_stdio_open(dest.file.name, "a", &fp);
			if (result != ISC_R_SUCCESS) {
				if (logconfig != NULL && !ns_g_nosyslog)
					syslog(LOG_ERR,
						"isc_stdio_open '%s' failed: "
						"%s", dest.file.name,
						isc_result_totext(result));
				fprintf(stderr,
					"isc_stdio_open '%s' failed: %s\n",
					dest.file.name,
					isc_result_totext(result));
			} else
				(void)isc_stdio_close(fp);
			goto done;
		}
		if (logconfig != NULL && !ns_g_nosyslog)
			syslog(LOG_ERR, "isc_file_isplainfile '%s' failed: %s",
			       dest.file.name, isc_result_totext(result));
		fprintf(stderr, "isc_file_isplainfile '%s' failed: %s\n",
			dest.file.name, isc_result_totext(result));
	}

 done:
	return (result);
}
Beispiel #2
0
isc_result_t
ns_zone_configure(const cfg_obj_t *config, const cfg_obj_t *vconfig,
		  const cfg_obj_t *zconfig, cfg_aclconfctx_t *ac,
		  dns_zone_t *zone)
{
	isc_result_t result;
	const char *zname;
	dns_rdataclass_t zclass;
	dns_rdataclass_t vclass;
	const cfg_obj_t *maps[5];
	const cfg_obj_t *zoptions = NULL;
	const cfg_obj_t *options = NULL;
	const cfg_obj_t *obj;
	const char *filename = NULL;
	dns_notifytype_t notifytype = dns_notifytype_yes;
	isc_sockaddr_t *addrs;
	dns_name_t **keynames;
	isc_uint32_t count;
	char *cpval;
	unsigned int dbargc;
	char **dbargv;
	static char default_dbtype[] = "rbt";
	isc_mem_t *mctx = dns_zone_getmctx(zone);
	dns_dialuptype_t dialup = dns_dialuptype_no;
	dns_zonetype_t ztype;
	int i;
	isc_int32_t journal_size;
	isc_boolean_t multi;
	isc_boolean_t alt;
	dns_view_t *view;
	isc_boolean_t check = ISC_FALSE, fail = ISC_FALSE;
	isc_boolean_t warn = ISC_FALSE, ignore = ISC_FALSE;
	isc_boolean_t ixfrdiff;
	dns_masterformat_t masterformat;
	isc_stats_t *zoneqrystats;
	isc_boolean_t zonestats_on;
	int seconds;

	i = 0;
	if (zconfig != NULL) {
		zoptions = cfg_tuple_get(zconfig, "options");
		maps[i++] = zoptions;
	}
	if (vconfig != NULL)
		maps[i++] = cfg_tuple_get(vconfig, "options");
	if (config != NULL) {
		(void)cfg_map_get(config, "options", &options);
		if (options != NULL)
			maps[i++] = options;
	}
	maps[i++] = ns_g_defaults;
	maps[i] = NULL;

	if (vconfig != NULL)
		RETERR(ns_config_getclass(cfg_tuple_get(vconfig, "class"),
					  dns_rdataclass_in, &vclass));
	else
		vclass = dns_rdataclass_in;

	/*
	 * Configure values common to all zone types.
	 */

	zname = cfg_obj_asstring(cfg_tuple_get(zconfig, "name"));

	RETERR(ns_config_getclass(cfg_tuple_get(zconfig, "class"),
				  vclass, &zclass));
	dns_zone_setclass(zone, zclass);

	ztype = zonetype_fromconfig(zoptions);
	dns_zone_settype(zone, ztype);

	obj = NULL;
	result = cfg_map_get(zoptions, "database", &obj);
	if (result == ISC_R_SUCCESS)
		cpval = isc_mem_strdup(mctx, cfg_obj_asstring(obj));
	else
		cpval = default_dbtype;

	if (cpval == NULL)
		return(ISC_R_NOMEMORY);

	result = strtoargv(mctx, cpval, &dbargc, &dbargv);
	if (result != ISC_R_SUCCESS && cpval != default_dbtype) {
		isc_mem_free(mctx, cpval);
		return (result);
	}

	/*
	 * ANSI C is strange here.  There is no logical reason why (char **)
	 * cannot be promoted automatically to (const char * const *) by the
	 * compiler w/o generating a warning.
	 */
	result = dns_zone_setdbtype(zone, dbargc, (const char * const *)dbargv);
	isc_mem_put(mctx, dbargv, dbargc * sizeof(*dbargv));
	if (cpval != default_dbtype)
		isc_mem_free(mctx, cpval);
	if (result != ISC_R_SUCCESS)
		return (result);

	obj = NULL;
	result = cfg_map_get(zoptions, "file", &obj);
	if (result == ISC_R_SUCCESS)
		filename = cfg_obj_asstring(obj);

	/*
	 * Unless we're using some alternative database, a master zone
	 * will be needing a master file.
	 */
	if (ztype == dns_zone_master && cpval == default_dbtype &&
	    filename == NULL) {
		isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL,
			      NS_LOGMODULE_SERVER, ISC_LOG_ERROR,
			      "zone '%s': 'file' not specified",
			      zname);
		return (ISC_R_FAILURE);
	}

	masterformat = dns_masterformat_text;
	obj = NULL;
	result= ns_config_get(maps, "masterfile-format", &obj);
	if (result == ISC_R_SUCCESS) {
		const char *masterformatstr = cfg_obj_asstring(obj);

		if (strcasecmp(masterformatstr, "text") == 0)
			masterformat = dns_masterformat_text;
		else if (strcasecmp(masterformatstr, "raw") == 0)
			masterformat = dns_masterformat_raw;
		else
			INSIST(0);
	}
	RETERR(dns_zone_setfile2(zone, filename, masterformat));

	obj = NULL;
	result = cfg_map_get(zoptions, "journal", &obj);
	if (result == ISC_R_SUCCESS)
		RETERR(dns_zone_setjournal(zone, cfg_obj_asstring(obj)));

	if (ztype == dns_zone_slave)
		RETERR(configure_zone_acl(zconfig, vconfig, config,
					  allow_notify, ac, zone,
					  dns_zone_setnotifyacl,
					  dns_zone_clearnotifyacl));
	/*
	 * XXXAG This probably does not make sense for stubs.
	 */
	RETERR(configure_zone_acl(zconfig, vconfig, config,
				  allow_query, ac, zone,
				  dns_zone_setqueryacl,
				  dns_zone_clearqueryacl));

	obj = NULL;
	result = ns_config_get(maps, "dialup", &obj);
	INSIST(result == ISC_R_SUCCESS && obj != NULL);
	if (cfg_obj_isboolean(obj)) {
		if (cfg_obj_asboolean(obj))
			dialup = dns_dialuptype_yes;
		else
			dialup = dns_dialuptype_no;
	} else {
		const char *dialupstr = cfg_obj_asstring(obj);
		if (strcasecmp(dialupstr, "notify") == 0)
			dialup = dns_dialuptype_notify;
		else if (strcasecmp(dialupstr, "notify-passive") == 0)
			dialup = dns_dialuptype_notifypassive;
		else if (strcasecmp(dialupstr, "refresh") == 0)
			dialup = dns_dialuptype_refresh;
		else if (strcasecmp(dialupstr, "passive") == 0)
			dialup = dns_dialuptype_passive;
		else
			INSIST(0);
	}
	dns_zone_setdialup(zone, dialup);

	obj = NULL;
	result = ns_config_get(maps, "zone-statistics", &obj);
	INSIST(result == ISC_R_SUCCESS && obj != NULL);
	zonestats_on = cfg_obj_asboolean(obj);
	zoneqrystats = NULL;
	if (zonestats_on) {
		RETERR(isc_stats_create(mctx, &zoneqrystats,
					dns_nsstatscounter_max));
	}
	dns_zone_setrequeststats(zone, zoneqrystats);
	if (zoneqrystats != NULL)
		isc_stats_detach(&zoneqrystats);

	/*
	 * Configure master functionality.  This applies
	 * to primary masters (type "master") and slaves
	 * acting as masters (type "slave"), but not to stubs.
	 */
	if (ztype != dns_zone_stub && ztype != dns_zone_staticstub) {
		obj = NULL;
		result = ns_config_get(maps, "notify", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		if (cfg_obj_isboolean(obj)) {
			if (cfg_obj_asboolean(obj))
				notifytype = dns_notifytype_yes;
			else
				notifytype = dns_notifytype_no;
		} else {
			const char *notifystr = cfg_obj_asstring(obj);
			if (strcasecmp(notifystr, "explicit") == 0)
				notifytype = dns_notifytype_explicit;
			else if (strcasecmp(notifystr, "master-only") == 0)
				notifytype = dns_notifytype_masteronly;
			else
				INSIST(0);
		}
		dns_zone_setnotifytype(zone, notifytype);

		obj = NULL;
		result = ns_config_get(maps, "also-notify", &obj);
		if (result == ISC_R_SUCCESS) {
			isc_sockaddr_t *addrs = NULL;
			isc_uint32_t addrcount;
			result = ns_config_getiplist(config, obj, 0, mctx,
						     &addrs, &addrcount);
			if (result != ISC_R_SUCCESS)
				return (result);
			result = dns_zone_setalsonotify(zone, addrs,
							addrcount);
			ns_config_putiplist(mctx, &addrs, addrcount);
			if (result != ISC_R_SUCCESS)
				return (result);
		} else
			RETERR(dns_zone_setalsonotify(zone, NULL, 0));

		obj = NULL;
		result = ns_config_get(maps, "notify-source", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		RETERR(dns_zone_setnotifysrc4(zone, cfg_obj_assockaddr(obj)));
		ns_add_reserved_dispatch(ns_g_server, cfg_obj_assockaddr(obj));

		obj = NULL;
		result = ns_config_get(maps, "notify-source-v6", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		RETERR(dns_zone_setnotifysrc6(zone, cfg_obj_assockaddr(obj)));
		ns_add_reserved_dispatch(ns_g_server, cfg_obj_assockaddr(obj));

		obj = NULL;
		result = ns_config_get(maps, "notify-to-soa", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setoption(zone, DNS_ZONEOPT_NOTIFYTOSOA,
				   cfg_obj_asboolean(obj));

		dns_zone_setisself(zone, ns_client_isself, NULL);

		RETERR(configure_zone_acl(zconfig, vconfig, config,
					  allow_transfer, ac, zone,
					  dns_zone_setxfracl,
					  dns_zone_clearxfracl));

		obj = NULL;
		result = ns_config_get(maps, "max-transfer-time-out", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setmaxxfrout(zone, cfg_obj_asuint32(obj) * 60);

		obj = NULL;
		result = ns_config_get(maps, "max-transfer-idle-out", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setidleout(zone, cfg_obj_asuint32(obj) * 60);

		obj = NULL;
		result =  ns_config_get(maps, "max-journal-size", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setjournalsize(zone, -1);
		if (cfg_obj_isstring(obj)) {
			const char *str = cfg_obj_asstring(obj);
			INSIST(strcasecmp(str, "unlimited") == 0);
			journal_size = ISC_UINT32_MAX / 2;
		} else {
			isc_resourcevalue_t value;
			value = cfg_obj_asuint64(obj);
			if (value > ISC_UINT32_MAX / 2) {
				cfg_obj_log(obj, ns_g_lctx,
					    ISC_LOG_ERROR,
					    "'max-journal-size "
					    "%" ISC_PRINT_QUADFORMAT "d' "
					    "is too large",
					    value);
				RETERR(ISC_R_RANGE);
			}
			journal_size = (isc_uint32_t)value;
		}
		dns_zone_setjournalsize(zone, journal_size);

		obj = NULL;
		result = ns_config_get(maps, "ixfr-from-differences", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		if (cfg_obj_isboolean(obj))
			ixfrdiff = cfg_obj_asboolean(obj);
		else if (!strcasecmp(cfg_obj_asstring(obj), "master") &&
			 ztype == dns_zone_master)
			ixfrdiff = ISC_TRUE;
		else if (!strcasecmp(cfg_obj_asstring(obj), "slave") &&
			ztype == dns_zone_slave)
			ixfrdiff = ISC_TRUE;
		else
			ixfrdiff = ISC_FALSE;
		dns_zone_setoption(zone, DNS_ZONEOPT_IXFRFROMDIFFS, ixfrdiff);

		checknames(ztype, maps, &obj);
		INSIST(obj != NULL);
		if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
			fail = ISC_FALSE;
			check = ISC_TRUE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
			fail = check = ISC_TRUE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
			fail = check = ISC_FALSE;
		} else
			INSIST(0);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKNAMES, check);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKNAMESFAIL, fail);

		obj = NULL;
		result = ns_config_get(maps, "notify-delay", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setnotifydelay(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "check-sibling", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKSIBLING,
				   cfg_obj_asboolean(obj));

		obj = NULL;
		result = ns_config_get(maps, "zero-no-soa-ttl", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setzeronosoattl(zone, cfg_obj_asboolean(obj));

		obj = NULL;
		result = ns_config_get(maps, "nsec3-test-zone", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setoption(zone, DNS_ZONEOPT_NSEC3TESTZONE,
				   cfg_obj_asboolean(obj));
	}

	/*
	 * Configure update-related options.  These apply to
	 * primary masters only.
	 */
	if (ztype == dns_zone_master) {
		dns_acl_t *updateacl;

		RETERR(configure_zone_acl(zconfig, vconfig, config,
					  allow_update, ac, zone,
					  dns_zone_setupdateacl,
					  dns_zone_clearupdateacl));

		updateacl = dns_zone_getupdateacl(zone);
		if (updateacl != NULL  && dns_acl_isinsecure(updateacl))
			isc_log_write(ns_g_lctx, DNS_LOGCATEGORY_SECURITY,
				      NS_LOGMODULE_SERVER, ISC_LOG_WARNING,
				      "zone '%s' allows updates by IP "
				      "address, which is insecure",
				      zname);

		RETERR(configure_zone_ssutable(zoptions, zone, zname));

		obj = NULL;
		result = ns_config_get(maps, "sig-validity-interval", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		{
			const cfg_obj_t *validity, *resign;

			validity = cfg_tuple_get(obj, "validity");
			seconds = cfg_obj_asuint32(validity) * 86400;
			dns_zone_setsigvalidityinterval(zone, seconds);

			resign = cfg_tuple_get(obj, "re-sign");
			if (cfg_obj_isvoid(resign)) {
				seconds /= 4;
			} else {
				if (seconds > 7 * 86400)
					seconds = cfg_obj_asuint32(resign) *
							86400;
				else
					seconds = cfg_obj_asuint32(resign) *
							3600;
			}
			dns_zone_setsigresigninginterval(zone, seconds);
		}

		obj = NULL;
		result = ns_config_get(maps, "key-directory", &obj);
		if (result == ISC_R_SUCCESS) {
			filename = cfg_obj_asstring(obj);
			RETERR(dns_zone_setkeydirectory(zone, filename));
		}

		obj = NULL;
		result = ns_config_get(maps, "sig-signing-signatures", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setsignatures(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "sig-signing-nodes", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setnodes(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "sig-signing-type", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setprivatetype(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "update-check-ksk", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setoption(zone, DNS_ZONEOPT_UPDATECHECKKSK,
				   cfg_obj_asboolean(obj));

		obj = NULL;
		result = ns_config_get(maps, "dnssec-dnskey-kskonly", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setoption(zone, DNS_ZONEOPT_DNSKEYKSKONLY,
				   cfg_obj_asboolean(obj));
	} else if (ztype == dns_zone_slave) {
		RETERR(configure_zone_acl(zconfig, vconfig, config,
					  allow_update_forwarding, ac, zone,
					  dns_zone_setforwardacl,
					  dns_zone_clearforwardacl));
	}

	/*%
	 * Primary master functionality.
	 */
	if (ztype == dns_zone_master) {
		isc_boolean_t allow = ISC_FALSE, maint = ISC_FALSE;

		obj = NULL;
		result = ns_config_get(maps, "check-wildcard", &obj);
		if (result == ISC_R_SUCCESS)
			check = cfg_obj_asboolean(obj);
		else
			check = ISC_FALSE;
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKWILDCARD, check);

		obj = NULL;
		result = ns_config_get(maps, "check-dup-records", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
			fail = ISC_FALSE;
			check = ISC_TRUE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
			fail = check = ISC_TRUE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
			fail = check = ISC_FALSE;
		} else
			INSIST(0);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKDUPRR, check);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKDUPRRFAIL, fail);

		obj = NULL;
		result = ns_config_get(maps, "check-mx", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
			fail = ISC_FALSE;
			check = ISC_TRUE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
			fail = check = ISC_TRUE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
			fail = check = ISC_FALSE;
		} else
			INSIST(0);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKMX, check);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKMXFAIL, fail);

		obj = NULL;
		result = ns_config_get(maps, "check-integrity", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setoption(zone, DNS_ZONEOPT_CHECKINTEGRITY,
				   cfg_obj_asboolean(obj));

		obj = NULL;
		result = ns_config_get(maps, "check-mx-cname", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
			warn = ISC_TRUE;
			ignore = ISC_FALSE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
			warn = ignore = ISC_FALSE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
			warn = ignore = ISC_TRUE;
		} else
			INSIST(0);
		dns_zone_setoption(zone, DNS_ZONEOPT_WARNMXCNAME, warn);
		dns_zone_setoption(zone, DNS_ZONEOPT_IGNOREMXCNAME, ignore);

		obj = NULL;
		result = ns_config_get(maps, "check-srv-cname", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
			warn = ISC_TRUE;
			ignore = ISC_FALSE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
			warn = ignore = ISC_FALSE;
		} else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
			warn = ignore = ISC_TRUE;
		} else
			INSIST(0);
		dns_zone_setoption(zone, DNS_ZONEOPT_WARNSRVCNAME, warn);
		dns_zone_setoption(zone, DNS_ZONEOPT_IGNORESRVCNAME, ignore);

		obj = NULL;
		result = ns_config_get(maps, "dnssec-secure-to-insecure", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setoption(zone, DNS_ZONEOPT_SECURETOINSECURE,
				   cfg_obj_asboolean(obj));

		obj = NULL;
		result = cfg_map_get(zoptions, "auto-dnssec", &obj);
		if (result == ISC_R_SUCCESS) {
			const char *arg = cfg_obj_asstring(obj);
			if (strcasecmp(arg, "allow") == 0)
				allow = ISC_TRUE;
			else if (strcasecmp(arg, "maintain") == 0)
				allow = maint = ISC_TRUE;
			else if (strcasecmp(arg, "off") == 0)
				;
			else
				INSIST(0);
			dns_zone_setkeyopt(zone, DNS_ZONEKEY_ALLOW, allow);
			dns_zone_setkeyopt(zone, DNS_ZONEKEY_MAINTAIN, maint);
		}
	}

	/*
	 * Configure slave functionality.
	 */
	switch (ztype) {
	case dns_zone_slave:
	case dns_zone_stub:
		count = 0;
		obj = NULL;
		(void)cfg_map_get(zoptions, "masters", &obj);
		if (obj != NULL) {
			addrs = NULL;
			keynames = NULL;
			RETERR(ns_config_getipandkeylist(config, obj, mctx,
							 &addrs, &keynames,
							 &count));
			result = dns_zone_setmasterswithkeys(zone, addrs,
							     keynames, count);
			ns_config_putipandkeylist(mctx, &addrs, &keynames,
						  count);
		} else
			result = dns_zone_setmasters(zone, NULL, 0);
		RETERR(result);

		multi = ISC_FALSE;
		if (count > 1) {
			obj = NULL;
			result = ns_config_get(maps, "multi-master", &obj);
			INSIST(result == ISC_R_SUCCESS && obj != NULL);
			multi = cfg_obj_asboolean(obj);
		}
		dns_zone_setoption(zone, DNS_ZONEOPT_MULTIMASTER, multi);

		obj = NULL;
		result = ns_config_get(maps, "max-transfer-time-in", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setmaxxfrin(zone, cfg_obj_asuint32(obj) * 60);

		obj = NULL;
		result = ns_config_get(maps, "max-transfer-idle-in", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setidlein(zone, cfg_obj_asuint32(obj) * 60);

		obj = NULL;
		result = ns_config_get(maps, "max-refresh-time", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setmaxrefreshtime(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "min-refresh-time", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setminrefreshtime(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "max-retry-time", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setmaxretrytime(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "min-retry-time", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		dns_zone_setminretrytime(zone, cfg_obj_asuint32(obj));

		obj = NULL;
		result = ns_config_get(maps, "transfer-source", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		RETERR(dns_zone_setxfrsource4(zone, cfg_obj_assockaddr(obj)));
		ns_add_reserved_dispatch(ns_g_server, cfg_obj_assockaddr(obj));

		obj = NULL;
		result = ns_config_get(maps, "transfer-source-v6", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		RETERR(dns_zone_setxfrsource6(zone, cfg_obj_assockaddr(obj)));
		ns_add_reserved_dispatch(ns_g_server, cfg_obj_assockaddr(obj));

		obj = NULL;
		result = ns_config_get(maps, "alt-transfer-source", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		RETERR(dns_zone_setaltxfrsource4(zone, cfg_obj_assockaddr(obj)));

		obj = NULL;
		result = ns_config_get(maps, "alt-transfer-source-v6", &obj);
		INSIST(result == ISC_R_SUCCESS && obj != NULL);
		RETERR(dns_zone_setaltxfrsource6(zone, cfg_obj_assockaddr(obj)));

		obj = NULL;
		(void)ns_config_get(maps, "use-alt-transfer-source", &obj);
		if (obj == NULL) {
			/*
			 * Default off when views are in use otherwise
			 * on for BIND 8 compatibility.
			 */
			view = dns_zone_getview(zone);
			if (view != NULL && strcmp(view->name, "_default") == 0)
				alt = ISC_TRUE;
			else
				alt = ISC_FALSE;
		} else
			alt = cfg_obj_asboolean(obj);
		dns_zone_setoption(zone, DNS_ZONEOPT_USEALTXFRSRC, alt);

		obj = NULL;
		(void)ns_config_get(maps, "try-tcp-refresh", &obj);
		dns_zone_setoption(zone, DNS_ZONEOPT_TRYTCPREFRESH,
				   cfg_obj_asboolean(obj));
		break;

	case dns_zone_staticstub:
		RETERR(configure_staticstub(zoptions, zone, zname,
					    default_dbtype));
		break;

	default:
		break;
	}

	return (ISC_R_SUCCESS);
}