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-rw-r--r--bin/named/zoneconf.c2114
1 files changed, 2114 insertions, 0 deletions
diff --git a/bin/named/zoneconf.c b/bin/named/zoneconf.c
new file mode 100644
index 0000000..44c2242
--- /dev/null
+++ b/bin/named/zoneconf.c
@@ -0,0 +1,2114 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+#include <isc/buffer.h>
+#include <isc/file.h>
+#include <isc/mem.h>
+#include <isc/print.h>
+#include <isc/result.h>
+#include <isc/stats.h>
+#include <isc/string.h> /* Required for HP/UX (and others?) */
+#include <isc/util.h>
+
+#include <dns/acl.h>
+#include <dns/db.h>
+#include <dns/fixedname.h>
+#include <dns/ipkeylist.h>
+#include <dns/journal.h>
+#include <dns/kasp.h>
+#include <dns/log.h>
+#include <dns/masterdump.h>
+#include <dns/name.h>
+#include <dns/nsec3.h>
+#include <dns/rdata.h>
+#include <dns/rdatalist.h>
+#include <dns/rdataset.h>
+#include <dns/rdatatype.h>
+#include <dns/sdlz.h>
+#include <dns/ssu.h>
+#include <dns/stats.h>
+#include <dns/tsig.h>
+#include <dns/view.h>
+#include <dns/zone.h>
+
+#include <ns/client.h>
+
+#include <named/config.h>
+#include <named/globals.h>
+#include <named/log.h>
+#include <named/server.h>
+#include <named/zoneconf.h>
+
+/* ACLs associated with zone */
+typedef enum {
+ allow_notify,
+ allow_query,
+ allow_query_on,
+ allow_transfer,
+ allow_update,
+ allow_update_forwarding
+} acl_type_t;
+
+#define RETERR(x) \
+ do { \
+ isc_result_t _r = (x); \
+ if (_r != ISC_R_SUCCESS) \
+ return ((_r)); \
+ } while (0)
+
+#define CHECK(x) \
+ do { \
+ result = (x); \
+ if (result != ISC_R_SUCCESS) \
+ goto cleanup; \
+ } while (0)
+
+/*%
+ * Convenience function for configuring a single zone ACL.
+ */
+static isc_result_t
+configure_zone_acl(const cfg_obj_t *zconfig, const cfg_obj_t *vconfig,
+ const cfg_obj_t *config, acl_type_t acltype,
+ cfg_aclconfctx_t *actx, dns_zone_t *zone,
+ void (*setzacl)(dns_zone_t *, dns_acl_t *),
+ void (*clearzacl)(dns_zone_t *)) {
+ isc_result_t result;
+ const cfg_obj_t *maps[5] = { NULL, NULL, NULL, NULL, NULL };
+ const cfg_obj_t *aclobj = NULL;
+ int i = 0;
+ dns_acl_t **aclp = NULL, *acl = NULL;
+ const char *aclname;
+ dns_view_t *view;
+
+ view = dns_zone_getview(zone);
+
+ switch (acltype) {
+ case allow_notify:
+ if (view != NULL) {
+ aclp = &view->notifyacl;
+ }
+ aclname = "allow-notify";
+ break;
+ case allow_query:
+ if (view != NULL) {
+ aclp = &view->queryacl;
+ }
+ aclname = "allow-query";
+ break;
+ case allow_query_on:
+ if (view != NULL) {
+ aclp = &view->queryonacl;
+ }
+ aclname = "allow-query-on";
+ break;
+ case allow_transfer:
+ if (view != NULL) {
+ aclp = &view->transferacl;
+ }
+ aclname = "allow-transfer";
+ break;
+ case allow_update:
+ if (view != NULL) {
+ aclp = &view->updateacl;
+ }
+ aclname = "allow-update";
+ break;
+ case allow_update_forwarding:
+ if (view != NULL) {
+ aclp = &view->upfwdacl;
+ }
+ aclname = "allow-update-forwarding";
+ break;
+ default:
+ UNREACHABLE();
+ }
+
+ /* First check to see if ACL is defined within the zone */
+ if (zconfig != NULL) {
+ maps[0] = cfg_tuple_get(zconfig, "options");
+ (void)named_config_get(maps, aclname, &aclobj);
+ if (aclobj != NULL) {
+ aclp = NULL;
+ goto parse_acl;
+ }
+ }
+
+ /* Failing that, see if there's a default ACL already in the view */
+ if (aclp != NULL && *aclp != NULL) {
+ (*setzacl)(zone, *aclp);
+ return (ISC_R_SUCCESS);
+ }
+
+ /* Check for default ACLs that haven't been parsed yet */
+ if (vconfig != NULL) {
+ const cfg_obj_t *options = cfg_tuple_get(vconfig, "options");
+ if (options != NULL) {
+ maps[i++] = options;
+ }
+ }
+ if (config != NULL) {
+ const cfg_obj_t *options = NULL;
+ (void)cfg_map_get(config, "options", &options);
+ if (options != NULL) {
+ maps[i++] = options;
+ }
+ }
+ maps[i++] = named_g_defaults;
+ maps[i] = NULL;
+
+ (void)named_config_get(maps, aclname, &aclobj);
+ if (aclobj == NULL) {
+ (*clearzacl)(zone);
+ return (ISC_R_SUCCESS);
+ }
+
+parse_acl:
+ result = cfg_acl_fromconfig(aclobj, config, named_g_lctx, actx,
+ named_g_mctx, 0, &acl);
+ if (result != ISC_R_SUCCESS) {
+ return (result);
+ }
+ (*setzacl)(zone, acl);
+
+ /* Set the view default now */
+ if (aclp != NULL) {
+ dns_acl_attach(acl, aclp);
+ }
+
+ dns_acl_detach(&acl);
+ return (ISC_R_SUCCESS);
+}
+
+/*%
+ * Parse the zone update-policy statement.
+ */
+static isc_result_t
+configure_zone_ssutable(const cfg_obj_t *zconfig, dns_zone_t *zone,
+ const char *zname) {
+ const cfg_obj_t *updatepolicy = NULL;
+ const cfg_listelt_t *element, *element2;
+ dns_ssutable_t *table = NULL;
+ isc_mem_t *mctx = dns_zone_getmctx(zone);
+ bool autoddns = false;
+ isc_result_t result = ISC_R_SUCCESS;
+
+ (void)cfg_map_get(zconfig, "update-policy", &updatepolicy);
+
+ if (updatepolicy == NULL) {
+ dns_zone_setssutable(zone, NULL);
+ return (ISC_R_SUCCESS);
+ }
+
+ if (cfg_obj_isstring(updatepolicy) &&
+ strcmp("local", cfg_obj_asstring(updatepolicy)) == 0)
+ {
+ autoddns = true;
+ updatepolicy = NULL;
+ }
+
+ dns_ssutable_create(mctx, &table);
+
+ for (element = cfg_list_first(updatepolicy); element != NULL;
+ element = cfg_list_next(element))
+ {
+ const cfg_obj_t *stmt = cfg_listelt_value(element);
+ const cfg_obj_t *mode = cfg_tuple_get(stmt, "mode");
+ const cfg_obj_t *identity = cfg_tuple_get(stmt, "identity");
+ const cfg_obj_t *matchtype = cfg_tuple_get(stmt, "matchtype");
+ const cfg_obj_t *dname = cfg_tuple_get(stmt, "name");
+ const cfg_obj_t *typelist = cfg_tuple_get(stmt, "types");
+ const char *str;
+ bool grant = false;
+ bool usezone = false;
+ dns_ssumatchtype_t mtype = dns_ssumatchtype_name;
+ dns_fixedname_t fname, fident;
+ isc_buffer_t b;
+ dns_ssuruletype_t *types;
+ unsigned int i, n;
+
+ str = cfg_obj_asstring(mode);
+ if (strcasecmp(str, "grant") == 0) {
+ grant = true;
+ } else if (strcasecmp(str, "deny") == 0) {
+ grant = false;
+ } else {
+ UNREACHABLE();
+ }
+
+ str = cfg_obj_asstring(matchtype);
+ CHECK(dns_ssu_mtypefromstring(str, &mtype));
+ if (mtype == dns_ssumatchtype_subdomain &&
+ strcasecmp(str, "zonesub") == 0)
+ {
+ usezone = true;
+ }
+
+ dns_fixedname_init(&fident);
+ str = cfg_obj_asstring(identity);
+ isc_buffer_constinit(&b, str, strlen(str));
+ isc_buffer_add(&b, strlen(str));
+ result = dns_name_fromtext(dns_fixedname_name(&fident), &b,
+ dns_rootname, 0, NULL);
+ if (result != ISC_R_SUCCESS) {
+ cfg_obj_log(identity, named_g_lctx, ISC_LOG_ERROR,
+ "'%s' is not a valid name", str);
+ goto cleanup;
+ }
+
+ dns_fixedname_init(&fname);
+ if (usezone) {
+ dns_name_copy(dns_zone_getorigin(zone),
+ dns_fixedname_name(&fname));
+ } else {
+ str = cfg_obj_asstring(dname);
+ isc_buffer_constinit(&b, str, strlen(str));
+ isc_buffer_add(&b, strlen(str));
+ result = dns_name_fromtext(dns_fixedname_name(&fname),
+ &b, dns_rootname, 0, NULL);
+ if (result != ISC_R_SUCCESS) {
+ cfg_obj_log(identity, named_g_lctx,
+ ISC_LOG_ERROR,
+ "'%s' is not a valid name", str);
+ goto cleanup;
+ }
+ }
+
+ n = named_config_listcount(typelist);
+ if (n == 0) {
+ types = NULL;
+ } else {
+ types = isc_mem_get(mctx, n * sizeof(*types));
+ }
+
+ i = 0;
+ for (element2 = cfg_list_first(typelist); element2 != NULL;
+ element2 = cfg_list_next(element2))
+ {
+ const cfg_obj_t *typeobj;
+ const char *bracket;
+ isc_textregion_t r;
+ unsigned long max = 0;
+
+ INSIST(i < n);
+
+ typeobj = cfg_listelt_value(element2);
+ str = cfg_obj_asstring(typeobj);
+ DE_CONST(str, r.base);
+
+ bracket = strchr(str, '(' /*)*/);
+ if (bracket != NULL) {
+ char *end = NULL;
+ r.length = bracket - str;
+ max = strtoul(bracket + 1, &end, 10);
+ if (max > 0xffff || end[0] != /*(*/ ')' ||
+ end[1] != 0)
+ {
+ cfg_obj_log(identity, named_g_lctx,
+ ISC_LOG_ERROR,
+ "'%s' is not a valid count",
+ bracket);
+ isc_mem_put(mctx, types,
+ n * sizeof(*types));
+ goto cleanup;
+ }
+ } else {
+ r.length = strlen(str);
+ }
+ types[i].max = max;
+
+ result = dns_rdatatype_fromtext(&types[i++].type, &r);
+ if (result != ISC_R_SUCCESS) {
+ cfg_obj_log(identity, named_g_lctx,
+ ISC_LOG_ERROR,
+ "'%.*s' is not a valid type",
+ (int)r.length, str);
+ isc_mem_put(mctx, types, n * sizeof(*types));
+ goto cleanup;
+ }
+ }
+ INSIST(i == n);
+
+ dns_ssutable_addrule(table, grant, dns_fixedname_name(&fident),
+ mtype, dns_fixedname_name(&fname), n,
+ types);
+ if (types != NULL) {
+ isc_mem_put(mctx, types, n * sizeof(*types));
+ }
+ }
+
+ /*
+ * If "update-policy local;" and a session key exists,
+ * then use the default policy, which is equivalent to:
+ * update-policy { grant <session-keyname> zonesub any; };
+ */
+ if (autoddns) {
+ dns_ssuruletype_t any = { dns_rdatatype_any, 0 };
+
+ if (named_g_server->session_keyname == NULL) {
+ isc_log_write(named_g_lctx, NAMED_LOGCATEGORY_GENERAL,
+ NAMED_LOGMODULE_SERVER, ISC_LOG_ERROR,
+ "failed to enable auto DDNS policy "
+ "for zone %s: session key not found",
+ zname);
+ result = ISC_R_NOTFOUND;
+ goto cleanup;
+ }
+
+ dns_ssutable_addrule(table, true,
+ named_g_server->session_keyname,
+ dns_ssumatchtype_local,
+ dns_zone_getorigin(zone), 1, &any);
+ }
+
+ dns_zone_setssutable(zone, table);
+
+cleanup:
+ dns_ssutable_detach(&table);
+ return (result);
+}
+
+/*
+ * This is the TTL used for internally generated RRsets for static-stub zones.
+ * The value doesn't matter because the mapping is static, but needs to be
+ * defined for the sake of implementation.
+ */
+#define STATICSTUB_SERVER_TTL 86400
+
+/*%
+ * Configure an apex NS with glues for a static-stub zone.
+ * For example, for the zone named "example.com", the following RRs will be
+ * added to the zone DB:
+ * example.com. NS example.com.
+ * example.com. A 192.0.2.1
+ * example.com. AAAA 2001:db8::1
+ */
+static isc_result_t
+configure_staticstub_serveraddrs(const cfg_obj_t *zconfig, dns_zone_t *zone,
+ dns_rdatalist_t *rdatalist_ns,
+ dns_rdatalist_t *rdatalist_a,
+ dns_rdatalist_t *rdatalist_aaaa) {
+ const cfg_listelt_t *element;
+ isc_mem_t *mctx = dns_zone_getmctx(zone);
+ isc_region_t region, sregion;
+ dns_rdata_t *rdata;
+ isc_result_t result = ISC_R_SUCCESS;
+
+ for (element = cfg_list_first(zconfig); element != NULL;
+ element = cfg_list_next(element))
+ {
+ const isc_sockaddr_t *sa;
+ isc_netaddr_t na;
+ const cfg_obj_t *address = cfg_listelt_value(element);
+ dns_rdatalist_t *rdatalist;
+
+ sa = cfg_obj_assockaddr(address);
+ if (isc_sockaddr_getport(sa) != 0) {
+ cfg_obj_log(zconfig, named_g_lctx, ISC_LOG_ERROR,
+ "port is not configurable for "
+ "static stub server-addresses");
+ return (ISC_R_FAILURE);
+ }
+ isc_netaddr_fromsockaddr(&na, sa);
+ if (isc_netaddr_getzone(&na) != 0) {
+ cfg_obj_log(zconfig, named_g_lctx, ISC_LOG_ERROR,
+ "scoped address is not allowed "
+ "for static stub "
+ "server-addresses");
+ return (ISC_R_FAILURE);
+ }
+
+ switch (na.family) {
+ case AF_INET:
+ region.length = sizeof(na.type.in);
+ rdatalist = rdatalist_a;
+ break;
+ default:
+ INSIST(na.family == AF_INET6);
+ region.length = sizeof(na.type.in6);
+ rdatalist = rdatalist_aaaa;
+ break;
+ }
+
+ rdata = isc_mem_get(mctx, sizeof(*rdata) + region.length);
+ region.base = (unsigned char *)(rdata + 1);
+ memmove(region.base, &na.type, region.length);
+ dns_rdata_init(rdata);
+ dns_rdata_fromregion(rdata, dns_zone_getclass(zone),
+ rdatalist->type, &region);
+ ISC_LIST_APPEND(rdatalist->rdata, rdata, link);
+ }
+
+ /*
+ * If no address is specified (unlikely in this context, but possible),
+ * there's nothing to do anymore.
+ */
+ if (ISC_LIST_EMPTY(rdatalist_a->rdata) &&
+ ISC_LIST_EMPTY(rdatalist_aaaa->rdata))
+ {
+ return (ISC_R_SUCCESS);
+ }
+
+ /* Add to the list an apex NS with the ns name being the origin name */
+ dns_name_toregion(dns_zone_getorigin(zone), &sregion);
+ rdata = isc_mem_get(mctx, sizeof(*rdata) + sregion.length);
+ region.length = sregion.length;
+ region.base = (unsigned char *)(rdata + 1);
+ memmove(region.base, sregion.base, region.length);
+ dns_rdata_init(rdata);
+ dns_rdata_fromregion(rdata, dns_zone_getclass(zone), dns_rdatatype_ns,
+ &region);
+ ISC_LIST_APPEND(rdatalist_ns->rdata, rdata, link);
+
+ return (result);
+}
+
+/*%
+ * Configure an apex NS with an out-of-zone NS names for a static-stub zone.
+ * For example, for the zone named "example.com", something like the following
+ * RRs will be added to the zone DB:
+ * example.com. NS ns.example.net.
+ */
+static isc_result_t
+configure_staticstub_servernames(const cfg_obj_t *zconfig, dns_zone_t *zone,
+ dns_rdatalist_t *rdatalist,
+ const char *zname) {
+ const cfg_listelt_t *element;
+ isc_mem_t *mctx = dns_zone_getmctx(zone);
+ dns_rdata_t *rdata;
+ isc_region_t sregion, region;
+ isc_result_t result = ISC_R_SUCCESS;
+
+ for (element = cfg_list_first(zconfig); element != NULL;
+ element = cfg_list_next(element))
+ {
+ const cfg_obj_t *obj;
+ const char *str;
+ dns_fixedname_t fixed_name;
+ dns_name_t *nsname;
+ isc_buffer_t b;
+
+ obj = cfg_listelt_value(element);
+ str = cfg_obj_asstring(obj);
+
+ nsname = dns_fixedname_initname(&fixed_name);
+
+ isc_buffer_constinit(&b, str, strlen(str));
+ isc_buffer_add(&b, strlen(str));
+ result = dns_name_fromtext(nsname, &b, dns_rootname, 0, NULL);
+ if (result != ISC_R_SUCCESS) {
+ cfg_obj_log(zconfig, named_g_lctx, ISC_LOG_ERROR,
+ "server-name '%s' is not a valid "
+ "name",
+ str);
+ return (result);
+ }
+ if (dns_name_issubdomain(nsname, dns_zone_getorigin(zone))) {
+ cfg_obj_log(zconfig, named_g_lctx, ISC_LOG_ERROR,
+ "server-name '%s' must not be a "
+ "subdomain of zone name '%s'",
+ str, zname);
+ return (ISC_R_FAILURE);
+ }
+
+ dns_name_toregion(nsname, &sregion);
+ rdata = isc_mem_get(mctx, sizeof(*rdata) + sregion.length);
+ region.length = sregion.length;
+ region.base = (unsigned char *)(rdata + 1);
+ memmove(region.base, sregion.base, region.length);
+ dns_rdata_init(rdata);
+ dns_rdata_fromregion(rdata, dns_zone_getclass(zone),
+ dns_rdatatype_ns, &region);
+ ISC_LIST_APPEND(rdatalist->rdata, rdata, link);
+ }
+
+ return (result);
+}
+
+/*%
+ * Configure static-stub zone.
+ */
+static isc_result_t
+configure_staticstub(const cfg_obj_t *zconfig, dns_zone_t *zone,
+ const char *zname, const char *dbtype) {
+ int i = 0;
+ const cfg_obj_t *obj;
+ isc_mem_t *mctx = dns_zone_getmctx(zone);
+ dns_db_t *db = NULL;
+ dns_dbversion_t *dbversion = NULL;
+ dns_dbnode_t *apexnode = NULL;
+ dns_name_t apexname;
+ isc_result_t result;
+ dns_rdataset_t rdataset;
+ dns_rdatalist_t rdatalist_ns, rdatalist_a, rdatalist_aaaa;
+ dns_rdatalist_t *rdatalists[] = { &rdatalist_ns, &rdatalist_a,
+ &rdatalist_aaaa, NULL };
+ dns_rdata_t *rdata;
+ isc_region_t region;
+
+ /* Create the DB beforehand */
+ RETERR(dns_db_create(mctx, dbtype, dns_zone_getorigin(zone),
+ dns_dbtype_stub, dns_zone_getclass(zone), 0, NULL,
+ &db));
+
+ dns_rdataset_init(&rdataset);
+
+ dns_rdatalist_init(&rdatalist_ns);
+ rdatalist_ns.rdclass = dns_zone_getclass(zone);
+ rdatalist_ns.type = dns_rdatatype_ns;
+ rdatalist_ns.ttl = STATICSTUB_SERVER_TTL;
+
+ dns_rdatalist_init(&rdatalist_a);
+ rdatalist_a.rdclass = dns_zone_getclass(zone);
+ rdatalist_a.type = dns_rdatatype_a;
+ rdatalist_a.ttl = STATICSTUB_SERVER_TTL;
+
+ dns_rdatalist_init(&rdatalist_aaaa);
+ rdatalist_aaaa.rdclass = dns_zone_getclass(zone);
+ rdatalist_aaaa.type = dns_rdatatype_aaaa;
+ rdatalist_aaaa.ttl = STATICSTUB_SERVER_TTL;
+
+ /* Prepare zone RRs from the configuration */
+ obj = NULL;
+ result = cfg_map_get(zconfig, "server-addresses", &obj);
+ if (result == ISC_R_SUCCESS) {
+ INSIST(obj != NULL);
+ CHECK(configure_staticstub_serveraddrs(obj, zone, &rdatalist_ns,
+ &rdatalist_a,
+ &rdatalist_aaaa));
+ }
+
+ obj = NULL;
+ result = cfg_map_get(zconfig, "server-names", &obj);
+ if (result == ISC_R_SUCCESS) {
+ INSIST(obj != NULL);
+ CHECK(configure_staticstub_servernames(obj, zone, &rdatalist_ns,
+ zname));
+ }
+
+ /*
+ * Sanity check: there should be at least one NS RR at the zone apex
+ * to trigger delegation.
+ */
+ if (ISC_LIST_EMPTY(rdatalist_ns.rdata)) {
+ isc_log_write(named_g_lctx, NAMED_LOGCATEGORY_GENERAL,
+ NAMED_LOGMODULE_SERVER, ISC_LOG_ERROR,
+ "No NS record is configured for a "
+ "static-stub zone '%s'",
+ zname);
+ result = ISC_R_FAILURE;
+ goto cleanup;
+ }
+
+ /*
+ * Now add NS and glue A/AAAA RRsets to the zone DB.
+ * First open a new version for the add operation and get a pointer
+ * to the apex node (all RRs are of the apex name).
+ */
+ CHECK(dns_db_newversion(db, &dbversion));
+
+ dns_name_init(&apexname, NULL);
+ dns_name_clone(dns_zone_getorigin(zone), &apexname);
+ CHECK(dns_db_findnode(db, &apexname, false, &apexnode));
+
+ /* Add NS RRset */
+ RUNTIME_CHECK(dns_rdatalist_tordataset(&rdatalist_ns, &rdataset) ==
+ ISC_R_SUCCESS);
+ CHECK(dns_db_addrdataset(db, apexnode, dbversion, 0, &rdataset, 0,
+ NULL));
+ dns_rdataset_disassociate(&rdataset);
+
+ /* Add glue A RRset, if any */
+ if (!ISC_LIST_EMPTY(rdatalist_a.rdata)) {
+ RUNTIME_CHECK(
+ dns_rdatalist_tordataset(&rdatalist_a, &rdataset) ==
+ ISC_R_SUCCESS);
+ CHECK(dns_db_addrdataset(db, apexnode, dbversion, 0, &rdataset,
+ 0, NULL));
+ dns_rdataset_disassociate(&rdataset);
+ }
+
+ /* Add glue AAAA RRset, if any */
+ if (!ISC_LIST_EMPTY(rdatalist_aaaa.rdata)) {
+ RUNTIME_CHECK(
+ dns_rdatalist_tordataset(&rdatalist_aaaa, &rdataset) ==
+ ISC_R_SUCCESS);
+ CHECK(dns_db_addrdataset(db, apexnode, dbversion, 0, &rdataset,
+ 0, NULL));
+ dns_rdataset_disassociate(&rdataset);
+ }
+
+ dns_db_closeversion(db, &dbversion, true);
+ dns_zone_setdb(zone, db);
+
+ result = ISC_R_SUCCESS;
+
+cleanup:
+ if (dns_rdataset_isassociated(&rdataset)) {
+ dns_rdataset_disassociate(&rdataset);
+ }
+ if (apexnode != NULL) {
+ dns_db_detachnode(db, &apexnode);
+ }
+ if (dbversion != NULL) {
+ dns_db_closeversion(db, &dbversion, false);
+ }
+ if (db != NULL) {
+ dns_db_detach(&db);
+ }
+ for (i = 0; rdatalists[i] != NULL; i++) {
+ while ((rdata = ISC_LIST_HEAD(rdatalists[i]->rdata)) != NULL) {
+ ISC_LIST_UNLINK(rdatalists[i]->rdata, rdata, link);
+ dns_rdata_toregion(rdata, &region);
+ isc_mem_put(mctx, rdata,
+ sizeof(*rdata) + region.length);
+ }
+ }
+
+ INSIST(dbversion == NULL);
+
+ return (result);
+}
+
+/*%
+ * Convert a config file zone type into a server zone type.
+ */
+static dns_zonetype_t
+zonetype_fromconfig(const cfg_obj_t *map) {
+ const cfg_obj_t *obj = NULL;
+ isc_result_t result;
+
+ result = cfg_map_get(map, "type", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ return (named_config_getzonetype(obj));
+}
+
+/*%
+ * Helper function for strtoargv(). Pardon the gratuitous recursion.
+ */
+static isc_result_t
+strtoargvsub(isc_mem_t *mctx, char *s, unsigned int *argcp, char ***argvp,
+ unsigned int n) {
+ isc_result_t result;
+
+ /* Discard leading whitespace. */
+ while (*s == ' ' || *s == '\t') {
+ s++;
+ }
+
+ if (*s == '\0') {
+ /* We have reached the end of the string. */
+ *argcp = n;
+ *argvp = isc_mem_get(mctx, n * sizeof(char *));
+ } else {
+ char *p = s;
+ while (*p != ' ' && *p != '\t' && *p != '\0') {
+ p++;
+ }
+ if (*p != '\0') {
+ *p++ = '\0';
+ }
+
+ result = strtoargvsub(mctx, p, argcp, argvp, n + 1);
+ if (result != ISC_R_SUCCESS) {
+ return (result);
+ }
+ (*argvp)[n] = s;
+ }
+ return (ISC_R_SUCCESS);
+}
+
+/*%
+ * Tokenize the string "s" into whitespace-separated words,
+ * return the number of words in '*argcp' and an array
+ * of pointers to the words in '*argvp'. The caller
+ * must free the array using isc_mem_put(). The string
+ * is modified in-place.
+ */
+static isc_result_t
+strtoargv(isc_mem_t *mctx, char *s, unsigned int *argcp, char ***argvp) {
+ return (strtoargvsub(mctx, s, argcp, argvp, 0));
+}
+
+static const char *const primary_synonyms[] = { "primary", "master", NULL };
+
+static const char *const secondary_synonyms[] = { "secondary", "slave", NULL };
+
+static void
+checknames(dns_zonetype_t ztype, const cfg_obj_t **maps,
+ const cfg_obj_t **objp) {
+ isc_result_t result;
+
+ switch (ztype) {
+ case dns_zone_secondary:
+ case dns_zone_mirror:
+ result = named_checknames_get(maps, secondary_synonyms, objp);
+ break;
+ case dns_zone_primary:
+ result = named_checknames_get(maps, primary_synonyms, objp);
+ break;
+ default:
+ UNREACHABLE();
+ }
+
+ INSIST(result == ISC_R_SUCCESS && objp != NULL && *objp != NULL);
+}
+
+/*
+ * Callback to see if a non-recursive query coming from 'srcaddr' to
+ * 'destaddr', with optional key 'mykey' for class 'rdclass' would be
+ * delivered to 'myview'.
+ *
+ * We run this unlocked as both the view list and the interface list
+ * are updated when the appropriate task has exclusivity.
+ */
+static bool
+isself(dns_view_t *myview, dns_tsigkey_t *mykey, const isc_sockaddr_t *srcaddr,
+ const isc_sockaddr_t *dstaddr, dns_rdataclass_t rdclass, void *arg) {
+ dns_aclenv_t *env = NULL;
+ dns_view_t *view = NULL;
+ dns_tsigkey_t *key = NULL;
+ isc_netaddr_t netsrc;
+ isc_netaddr_t netdst;
+
+ UNUSED(arg);
+
+ /* interfacemgr can be destroyed only in exclusive mode. */
+ if (named_g_server->interfacemgr == NULL) {
+ return (true);
+ }
+
+ if (!ns_interfacemgr_listeningon(named_g_server->interfacemgr, dstaddr))
+ {
+ return (false);
+ }
+
+ isc_netaddr_fromsockaddr(&netsrc, srcaddr);
+ isc_netaddr_fromsockaddr(&netdst, dstaddr);
+ env = ns_interfacemgr_getaclenv(named_g_server->interfacemgr);
+
+ for (view = ISC_LIST_HEAD(named_g_server->viewlist); view != NULL;
+ view = ISC_LIST_NEXT(view, link))
+ {
+ const dns_name_t *tsig = NULL;
+
+ if (view->matchrecursiveonly) {
+ continue;
+ }
+
+ if (rdclass != view->rdclass) {
+ continue;
+ }
+
+ if (mykey != NULL) {
+ bool match;
+ isc_result_t result;
+
+ result = dns_view_gettsig(view, &mykey->name, &key);
+ if (result != ISC_R_SUCCESS) {
+ continue;
+ }
+ match = dst_key_compare(mykey->key, key->key);
+ dns_tsigkey_detach(&key);
+ if (!match) {
+ continue;
+ }
+ tsig = dns_tsigkey_identity(mykey);
+ }
+
+ if (dns_acl_allowed(&netsrc, tsig, view->matchclients, env) &&
+ dns_acl_allowed(&netdst, tsig, view->matchdestinations,
+ env))
+ {
+ break;
+ }
+ }
+ return (view == myview);
+}
+
+/*%
+ * For mirror zones, change "notify yes;" to "notify explicit;", informing the
+ * user only if "notify" was explicitly configured rather than inherited from
+ * default configuration.
+ */
+static dns_notifytype_t
+process_notifytype(dns_notifytype_t ntype, dns_zonetype_t ztype,
+ const char *zname, const cfg_obj_t **maps) {
+ const cfg_obj_t *obj = NULL;
+
+ /*
+ * Return the original setting if this is not a mirror zone or if the
+ * zone is configured with something else than "notify yes;".
+ */
+ if (ztype != dns_zone_mirror || ntype != dns_notifytype_yes) {
+ return (ntype);
+ }
+
+ /*
+ * Only log a message if "notify" was set in the configuration
+ * hierarchy supplied in 'maps'.
+ */
+ if (named_config_get(maps, "notify", &obj) == ISC_R_SUCCESS) {
+ cfg_obj_log(obj, named_g_lctx, ISC_LOG_INFO,
+ "'notify explicit;' will be used for mirror zone "
+ "'%s'",
+ zname);
+ }
+
+ return (dns_notifytype_explicit);
+}
+
+isc_result_t
+named_zone_configure(const cfg_obj_t *config, const cfg_obj_t *vconfig,
+ const cfg_obj_t *zconfig, cfg_aclconfctx_t *ac,
+ dns_kasplist_t *kasplist, dns_zone_t *zone,
+ dns_zone_t *raw) {
+ 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 *nodefault[4];
+ const cfg_obj_t *zoptions = NULL;
+ const cfg_obj_t *options = NULL;
+ const cfg_obj_t *obj;
+ const char *filename = NULL;
+ const char *kaspname = NULL;
+ const char *dupcheck;
+ dns_notifytype_t notifytype = dns_notifytype_yes;
+ uint32_t count;
+ unsigned int dbargc;
+ char **dbargv;
+ static char default_dbtype[] = "rbt";
+ static char dlz_dbtype[] = "dlz";
+ char *cpval = default_dbtype;
+ isc_mem_t *mctx = dns_zone_getmctx(zone);
+ dns_dialuptype_t dialup = dns_dialuptype_no;
+ dns_zonetype_t ztype;
+ int i;
+ int32_t journal_size;
+ bool multi;
+ bool alt;
+ dns_view_t *view = NULL;
+ dns_kasp_t *kasp = NULL;
+ bool check = false, fail = false;
+ bool warn = false, ignore = false;
+ bool ixfrdiff;
+ bool use_kasp = false;
+ dns_masterformat_t masterformat;
+ const dns_master_style_t *masterstyle = &dns_master_style_default;
+ isc_stats_t *zoneqrystats;
+ dns_stats_t *rcvquerystats;
+ dns_stats_t *dnssecsignstats;
+ dns_zonestat_level_t statlevel = dns_zonestat_none;
+ int seconds;
+ dns_ttl_t maxttl = 0; /* unlimited */
+ dns_zone_t *mayberaw = (raw != NULL) ? raw : zone;
+ bool transferinsecs = ns_server_getoption(named_g_server->sctx,
+ NS_SERVER_TRANSFERINSECS);
+
+ i = 0;
+ if (zconfig != NULL) {
+ zoptions = cfg_tuple_get(zconfig, "options");
+ nodefault[i] = maps[i] = zoptions;
+ i++;
+ }
+ if (vconfig != NULL) {
+ nodefault[i] = maps[i] = cfg_tuple_get(vconfig, "options");
+ i++;
+ }
+ if (config != NULL) {
+ (void)cfg_map_get(config, "options", &options);
+ if (options != NULL) {
+ nodefault[i] = maps[i] = options;
+ i++;
+ }
+ }
+ nodefault[i] = NULL;
+ maps[i++] = named_g_defaults;
+ maps[i] = NULL;
+
+ if (vconfig != NULL) {
+ CHECK(named_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"));
+
+ CHECK(named_config_getclass(cfg_tuple_get(zconfig, "class"), vclass,
+ &zclass));
+ dns_zone_setclass(zone, zclass);
+ if (raw != NULL) {
+ dns_zone_setclass(raw, zclass);
+ }
+
+ ztype = zonetype_fromconfig(zoptions);
+ if (raw != NULL) {
+ dns_zone_settype(raw, ztype);
+ dns_zone_settype(zone, dns_zone_primary);
+ } else {
+ 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));
+ }
+ if (cpval == NULL) {
+ CHECK(ISC_R_NOMEMORY);
+ }
+
+ obj = NULL;
+ result = cfg_map_get(zoptions, "dlz", &obj);
+ if (result == ISC_R_SUCCESS) {
+ const char *dlzname = cfg_obj_asstring(obj);
+ size_t len;
+
+ if (cpval != default_dbtype) {
+ isc_log_write(named_g_lctx, NAMED_LOGCATEGORY_GENERAL,
+ NAMED_LOGMODULE_SERVER, ISC_LOG_ERROR,
+ "zone '%s': both 'database' and 'dlz' "
+ "specified",
+ zname);
+ CHECK(ISC_R_FAILURE);
+ }
+
+ len = strlen(dlzname) + 5;
+ cpval = isc_mem_allocate(mctx, len);
+ snprintf(cpval, len, "dlz %s", dlzname);
+ }
+
+ result = strtoargv(mctx, cpval, &dbargc, &dbargv);
+ if (result != ISC_R_SUCCESS && cpval != default_dbtype) {
+ isc_mem_free(mctx, cpval);
+ CHECK(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.
+ */
+ dns_zone_setdbtype(zone, dbargc, (const char *const *)dbargv);
+ isc_mem_put(mctx, dbargv, dbargc * sizeof(*dbargv));
+ if (cpval != default_dbtype && cpval != dlz_dbtype) {
+ isc_mem_free(mctx, cpval);
+ }
+
+ 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 primary zone
+ * will be needing a master file.
+ */
+ if (ztype == dns_zone_primary && cpval == default_dbtype &&
+ filename == NULL)
+ {
+ isc_log_write(named_g_lctx, NAMED_LOGCATEGORY_GENERAL,
+ NAMED_LOGMODULE_SERVER, ISC_LOG_ERROR,
+ "zone '%s': 'file' not specified", zname);
+ CHECK(ISC_R_FAILURE);
+ }
+
+ if (ztype == dns_zone_secondary || ztype == dns_zone_mirror) {
+ masterformat = dns_masterformat_raw;
+ } else {
+ masterformat = dns_masterformat_text;
+ }
+ obj = NULL;
+ result = named_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 {
+ UNREACHABLE();
+ }
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "masterfile-style", &obj);
+ if (result == ISC_R_SUCCESS) {
+ const char *masterstylestr = cfg_obj_asstring(obj);
+
+ if (masterformat != dns_masterformat_text) {
+ cfg_obj_log(obj, named_g_lctx, ISC_LOG_ERROR,
+ "zone '%s': 'masterfile-style' "
+ "can only be used with "
+ "'masterfile-format text'",
+ zname);
+ CHECK(ISC_R_FAILURE);
+ }
+
+ if (strcasecmp(masterstylestr, "full") == 0) {
+ masterstyle = &dns_master_style_full;
+ } else if (strcasecmp(masterstylestr, "relative") == 0) {
+ masterstyle = &dns_master_style_default;
+ } else {
+ UNREACHABLE();
+ }
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "max-records", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setmaxrecords(mayberaw, cfg_obj_asuint32(obj));
+ if (zone != mayberaw) {
+ dns_zone_setmaxrecords(zone, 0);
+ }
+
+ if (raw != NULL && filename != NULL) {
+#define SIGNED ".signed"
+ size_t signedlen = strlen(filename) + sizeof(SIGNED);
+ char *signedname;
+
+ CHECK(dns_zone_setfile(raw, filename, masterformat,
+ masterstyle));
+ signedname = isc_mem_get(mctx, signedlen);
+
+ (void)snprintf(signedname, signedlen, "%s" SIGNED, filename);
+ result = dns_zone_setfile(zone, signedname,
+ dns_masterformat_raw, NULL);
+ isc_mem_put(mctx, signedname, signedlen);
+ CHECK(result);
+ } else {
+ CHECK(dns_zone_setfile(zone, filename, masterformat,
+ masterstyle));
+ }
+
+ obj = NULL;
+ result = cfg_map_get(zoptions, "journal", &obj);
+ if (result == ISC_R_SUCCESS) {
+ CHECK(dns_zone_setjournal(mayberaw, cfg_obj_asstring(obj)));
+ }
+
+ /*
+ * Notify messages are processed by the raw zone if it exists.
+ */
+ if (ztype == dns_zone_secondary || ztype == dns_zone_mirror) {
+ CHECK(configure_zone_acl(zconfig, vconfig, config, allow_notify,
+ ac, mayberaw, dns_zone_setnotifyacl,
+ dns_zone_clearnotifyacl));
+ }
+
+ /*
+ * XXXAG This probably does not make sense for stubs.
+ */
+ CHECK(configure_zone_acl(zconfig, vconfig, config, allow_query, ac,
+ zone, dns_zone_setqueryacl,
+ dns_zone_clearqueryacl));
+
+ CHECK(configure_zone_acl(zconfig, vconfig, config, allow_query_on, ac,
+ zone, dns_zone_setqueryonacl,
+ dns_zone_clearqueryonacl));
+
+ obj = NULL;
+ result = named_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 {
+ UNREACHABLE();
+ }
+ }
+ if (raw != NULL) {
+ dns_zone_setdialup(raw, dialup);
+ }
+ dns_zone_setdialup(zone, dialup);
+
+ obj = NULL;
+ result = named_config_get(maps, "zone-statistics", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (cfg_obj_isboolean(obj)) {
+ if (cfg_obj_asboolean(obj)) {
+ statlevel = dns_zonestat_full;
+ } else {
+ statlevel = dns_zonestat_none;
+ }
+ } else {
+ const char *levelstr = cfg_obj_asstring(obj);
+ if (strcasecmp(levelstr, "full") == 0) {
+ statlevel = dns_zonestat_full;
+ } else if (strcasecmp(levelstr, "terse") == 0) {
+ statlevel = dns_zonestat_terse;
+ } else if (strcasecmp(levelstr, "none") == 0) {
+ statlevel = dns_zonestat_none;
+ } else {
+ UNREACHABLE();
+ }
+ }
+ dns_zone_setstatlevel(zone, statlevel);
+
+ zoneqrystats = NULL;
+ rcvquerystats = NULL;
+ dnssecsignstats = NULL;
+ if (statlevel == dns_zonestat_full) {
+ CHECK(isc_stats_create(mctx, &zoneqrystats,
+ ns_statscounter_max));
+ CHECK(dns_rdatatypestats_create(mctx, &rcvquerystats));
+ CHECK(dns_dnssecsignstats_create(mctx, &dnssecsignstats));
+ }
+ dns_zone_setrequeststats(zone, zoneqrystats);
+ dns_zone_setrcvquerystats(zone, rcvquerystats);
+ dns_zone_setdnssecsignstats(zone, dnssecsignstats);
+
+ if (zoneqrystats != NULL) {
+ isc_stats_detach(&zoneqrystats);
+ }
+
+ if (rcvquerystats != NULL) {
+ dns_stats_detach(&rcvquerystats);
+ }
+
+ if (dnssecsignstats != NULL) {
+ dns_stats_detach(&dnssecsignstats);
+ }
+
+ /*
+ * Configure authoritative zone functionality. This applies
+ * to primary servers (type "primary") and secondaries
+ * acting as primaries (type "secondary"), but not to stubs.
+ */
+ if (ztype != dns_zone_stub && ztype != dns_zone_staticstub &&
+ ztype != dns_zone_redirect)
+ {
+ obj = NULL;
+ result = named_config_get(maps, "dnssec-policy", &obj);
+ if (result == ISC_R_SUCCESS) {
+ kaspname = cfg_obj_asstring(obj);
+ if (strcmp(kaspname, "none") != 0) {
+ result = dns_kasplist_find(kasplist, kaspname,
+ &kasp);
+ if (result != ISC_R_SUCCESS) {
+ cfg_obj_log(
+ obj, named_g_lctx,
+ ISC_LOG_ERROR,
+ "dnssec-policy '%s' not found ",
+ kaspname);
+ CHECK(result);
+ }
+ dns_zone_setkasp(zone, kasp);
+ use_kasp = true;
+ }
+ }
+ if (!use_kasp) {
+ dns_zone_setkasp(zone, NULL);
+ }
+
+ obj = NULL;
+ result = named_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 *str = cfg_obj_asstring(obj);
+ if (strcasecmp(str, "explicit") == 0) {
+ notifytype = dns_notifytype_explicit;
+ } else if (strcasecmp(str, "master-only") == 0 ||
+ strcasecmp(str, "primary-only") == 0)
+ {
+ notifytype = dns_notifytype_masteronly;
+ } else {
+ UNREACHABLE();
+ }
+ }
+ notifytype = process_notifytype(notifytype, ztype, zname,
+ nodefault);
+ if (raw != NULL) {
+ dns_zone_setnotifytype(raw, dns_notifytype_no);
+ }
+ dns_zone_setnotifytype(zone, notifytype);
+
+ obj = NULL;
+ result = named_config_get(maps, "also-notify", &obj);
+ if (result == ISC_R_SUCCESS &&
+ (notifytype == dns_notifytype_yes ||
+ notifytype == dns_notifytype_explicit ||
+ (notifytype == dns_notifytype_masteronly &&
+ ztype == dns_zone_primary)))
+ {
+ dns_ipkeylist_t ipkl;
+ dns_ipkeylist_init(&ipkl);
+
+ CHECK(named_config_getipandkeylist(config, "primaries",
+ obj, mctx, &ipkl));
+ dns_zone_setalsonotify(zone, ipkl.addrs, ipkl.keys,
+ ipkl.tlss, ipkl.count);
+ dns_ipkeylist_clear(mctx, &ipkl);
+ } else {
+ dns_zone_setalsonotify(zone, NULL, NULL, NULL, 0);
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "parental-source", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+
+ CHECK(dns_zone_setparentalsrc4(zone, cfg_obj_assockaddr(obj)));
+ named_add_reserved_dispatch(named_g_server,
+ cfg_obj_assockaddr(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "parental-source-v6", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+
+ CHECK(dns_zone_setparentalsrc6(zone, cfg_obj_assockaddr(obj)));
+ named_add_reserved_dispatch(named_g_server,
+ cfg_obj_assockaddr(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "notify-source", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ CHECK(dns_zone_setnotifysrc4(zone, cfg_obj_assockaddr(obj)));
+ named_add_reserved_dispatch(named_g_server,
+ cfg_obj_assockaddr(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "notify-source-v6", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ CHECK(dns_zone_setnotifysrc6(zone, cfg_obj_assockaddr(obj)));
+ named_add_reserved_dispatch(named_g_server,
+ cfg_obj_assockaddr(obj));
+
+ obj = NULL;
+ result = named_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, isself, NULL);
+
+ CHECK(configure_zone_acl(
+ zconfig, vconfig, config, allow_transfer, ac, zone,
+ dns_zone_setxfracl, dns_zone_clearxfracl));
+
+ obj = NULL;
+ result = named_config_get(maps, "max-transfer-time-out", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setmaxxfrout(
+ zone, transferinsecs ? cfg_obj_asuint32(obj)
+ : cfg_obj_asuint32(obj) * 60);
+
+ obj = NULL;
+ result = named_config_get(maps, "max-transfer-idle-out", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setidleout(zone, transferinsecs
+ ? cfg_obj_asuint32(obj)
+ : cfg_obj_asuint32(obj) * 60);
+
+ obj = NULL;
+ result = named_config_get(maps, "max-journal-size", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (raw != NULL) {
+ dns_zone_setjournalsize(raw, -1);
+ }
+ dns_zone_setjournalsize(zone, -1);
+ if (cfg_obj_isstring(obj)) {
+ const char *str = cfg_obj_asstring(obj);
+ if (strcasecmp(str, "unlimited") == 0) {
+ journal_size = DNS_JOURNAL_SIZE_MAX;
+ } else {
+ INSIST(strcasecmp(str, "default") == 0);
+ journal_size = -1;
+ }
+ } else {
+ isc_resourcevalue_t value;
+ value = cfg_obj_asuint64(obj);
+ if (value > DNS_JOURNAL_SIZE_MAX) {
+ cfg_obj_log(obj, named_g_lctx, ISC_LOG_ERROR,
+ "'max-journal-size "
+ "%" PRId64 "' "
+ "is too large",
+ value);
+ CHECK(ISC_R_RANGE);
+ }
+ journal_size = (uint32_t)value;
+ }
+ if (raw != NULL) {
+ dns_zone_setjournalsize(raw, journal_size);
+ }
+ dns_zone_setjournalsize(zone, journal_size);
+
+ obj = NULL;
+ result = named_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), "primary") == 0 ||
+ strcasecmp(cfg_obj_asstring(obj), "master") == 0) &&
+ ztype == dns_zone_primary)
+ {
+ ixfrdiff = true;
+ } else if ((strcasecmp(cfg_obj_asstring(obj), "secondary") ==
+ 0 ||
+ strcasecmp(cfg_obj_asstring(obj), "slave") == 0) &&
+ ztype == dns_zone_secondary)
+ {
+ ixfrdiff = true;
+ } else {
+ ixfrdiff = false;
+ }
+ if (raw != NULL) {
+ dns_zone_setoption(raw, DNS_ZONEOPT_IXFRFROMDIFFS,
+ true);
+ dns_zone_setoption(zone, DNS_ZONEOPT_IXFRFROMDIFFS,
+ false);
+ } else {
+ dns_zone_setoption(zone, DNS_ZONEOPT_IXFRFROMDIFFS,
+ ixfrdiff);
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "max-ixfr-ratio", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (cfg_obj_isstring(obj)) {
+ dns_zone_setixfrratio(zone, 0);
+ } else {
+ dns_zone_setixfrratio(zone, cfg_obj_aspercentage(obj));
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "request-expire", &obj);
+ INSIST(result == ISC_R_SUCCESS);
+ dns_zone_setrequestexpire(zone, cfg_obj_asboolean(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "request-ixfr", &obj);
+ INSIST(result == ISC_R_SUCCESS);
+ dns_zone_setrequestixfr(zone, cfg_obj_asboolean(obj));
+
+ obj = NULL;
+ checknames(ztype, maps, &obj);
+ INSIST(obj != NULL);
+ if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
+ fail = false;
+ check = true;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
+ fail = check = true;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
+ fail = check = false;
+ } else {
+ UNREACHABLE();
+ }
+ if (raw != NULL) {
+ dns_zone_setoption(raw, DNS_ZONEOPT_CHECKNAMES, check);
+ dns_zone_setoption(raw, DNS_ZONEOPT_CHECKNAMESFAIL,
+ fail);
+ dns_zone_setoption(zone, DNS_ZONEOPT_CHECKNAMES, false);
+ dns_zone_setoption(zone, DNS_ZONEOPT_CHECKNAMESFAIL,
+ false);
+ } else {
+ dns_zone_setoption(zone, DNS_ZONEOPT_CHECKNAMES, check);
+ dns_zone_setoption(zone, DNS_ZONEOPT_CHECKNAMESFAIL,
+ fail);
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "notify-delay", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setnotifydelay(zone, cfg_obj_asuint32(obj));
+
+ obj = NULL;
+ result = named_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 = named_config_get(maps, "check-spf", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
+ check = true;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
+ check = false;
+ } else {
+ UNREACHABLE();
+ }
+ dns_zone_setoption(zone, DNS_ZONEOPT_CHECKSPF, check);
+
+ obj = NULL;
+ result = named_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 = named_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));
+ } else if (ztype == dns_zone_redirect) {
+ dns_zone_setnotifytype(zone, dns_notifytype_no);
+
+ obj = NULL;
+ result = named_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);
+ if (strcasecmp(str, "unlimited") == 0) {
+ journal_size = DNS_JOURNAL_SIZE_MAX;
+ } else {
+ INSIST(strcasecmp(str, "default") == 0);
+ journal_size = -1;
+ }
+ } else {
+ isc_resourcevalue_t value;
+ value = cfg_obj_asuint64(obj);
+ if (value > DNS_JOURNAL_SIZE_MAX) {
+ cfg_obj_log(obj, named_g_lctx, ISC_LOG_ERROR,
+ "'max-journal-size "
+ "%" PRId64 "' "
+ "is too large",
+ value);
+ CHECK(ISC_R_RANGE);
+ }
+ journal_size = (uint32_t)value;
+ }
+ dns_zone_setjournalsize(zone, journal_size);
+ }
+
+ if (use_kasp) {
+ maxttl = dns_kasp_zonemaxttl(dns_zone_getkasp(zone), false);
+ } else {
+ obj = NULL;
+ result = named_config_get(maps, "max-zone-ttl", &obj);
+ if (result == ISC_R_SUCCESS) {
+ if (cfg_obj_isduration(obj)) {
+ maxttl = cfg_obj_asduration(obj);
+ }
+ }
+ }
+ dns_zone_setmaxttl(zone, maxttl);
+ if (raw != NULL) {
+ dns_zone_setmaxttl(raw, maxttl);
+ }
+
+ /*
+ * Configure update-related options. These apply to
+ * primary servers only.
+ */
+ if (ztype == dns_zone_primary) {
+ dns_acl_t *updateacl;
+
+ CHECK(configure_zone_acl(zconfig, vconfig, config, allow_update,
+ ac, mayberaw, dns_zone_setupdateacl,
+ dns_zone_clearupdateacl));
+
+ updateacl = dns_zone_getupdateacl(mayberaw);
+ if (updateacl != NULL && dns_acl_isinsecure(updateacl)) {
+ isc_log_write(named_g_lctx, DNS_LOGCATEGORY_SECURITY,
+ NAMED_LOGMODULE_SERVER, ISC_LOG_WARNING,
+ "zone '%s' allows unsigned updates "
+ "from remote hosts, which is insecure",
+ zname);
+ }
+
+ CHECK(configure_zone_ssutable(zoptions, mayberaw, zname));
+ }
+
+ /*
+ * Configure DNSSEC signing. These apply to primary zones or zones that
+ * use inline-signing (raw != NULL).
+ */
+ if (ztype == dns_zone_primary || raw != NULL) {
+ const cfg_obj_t *validity, *resign;
+ bool allow = false, maint = false;
+ bool sigvalinsecs;
+
+ if (use_kasp) {
+ if (dns_kasp_nsec3(kasp)) {
+ result = dns_zone_setnsec3param(
+ zone, 1, dns_kasp_nsec3flags(kasp),
+ dns_kasp_nsec3iter(kasp),
+ dns_kasp_nsec3saltlen(kasp), NULL, true,
+ false);
+ } else {
+ result = dns_zone_setnsec3param(
+ zone, 0, 0, 0, 0, NULL, true, false);
+ }
+ INSIST(result == ISC_R_SUCCESS);
+ }
+
+ if (use_kasp) {
+ seconds = (uint32_t)dns_kasp_sigvalidity_dnskey(kasp);
+ } else {
+ obj = NULL;
+ result = named_config_get(maps, "dnskey-sig-validity",
+ &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ seconds = cfg_obj_asuint32(obj) * 86400;
+ }
+ dns_zone_setkeyvalidityinterval(zone, seconds);
+
+ if (use_kasp) {
+ seconds = (uint32_t)dns_kasp_sigvalidity(kasp);
+ dns_zone_setsigvalidityinterval(zone, seconds);
+ seconds = (uint32_t)dns_kasp_sigrefresh(kasp);
+ dns_zone_setsigresigninginterval(zone, seconds);
+ } else {
+ obj = NULL;
+ result = named_config_get(maps, "sig-validity-interval",
+ &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+
+ sigvalinsecs = ns_server_getoption(
+ named_g_server->sctx, NS_SERVER_SIGVALINSECS);
+ validity = cfg_tuple_get(obj, "validity");
+ seconds = cfg_obj_asuint32(validity);
+ if (!sigvalinsecs) {
+ seconds *= 86400;
+ }
+ dns_zone_setsigvalidityinterval(zone, seconds);
+
+ resign = cfg_tuple_get(obj, "re-sign");
+ if (cfg_obj_isvoid(resign)) {
+ seconds /= 4;
+ } else if (!sigvalinsecs) {
+ uint32_t r = cfg_obj_asuint32(resign);
+ if (seconds > 7 * 86400) {
+ seconds = r * 86400;
+ } else {
+ seconds = r * 3600;
+ }
+ } else {
+ seconds = cfg_obj_asuint32(resign);
+ }
+ dns_zone_setsigresigninginterval(zone, seconds);
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "key-directory", &obj);
+ if (result == ISC_R_SUCCESS) {
+ filename = cfg_obj_asstring(obj);
+ CHECK(dns_zone_setkeydirectory(zone, filename));
+ }
+
+ obj = NULL;
+ result = named_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 = named_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 = named_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 = named_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));
+ /*
+ * This setting will be ignored if dnssec-policy is used.
+ * named-checkconf will error if both are configured.
+ */
+
+ obj = NULL;
+ result = named_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));
+ /*
+ * This setting will be ignored if dnssec-policy is used.
+ * named-checkconf will error if both are configured.
+ */
+
+ obj = NULL;
+ result = named_config_get(maps, "dnssec-loadkeys-interval",
+ &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ CHECK(dns_zone_setrefreshkeyinterval(zone,
+ cfg_obj_asuint32(obj)));
+
+ obj = NULL;
+ result = cfg_map_get(zoptions, "auto-dnssec", &obj);
+ if (kasp != NULL) {
+ bool s2i = (strcmp(dns_kasp_getname(kasp),
+ "insecure") != 0);
+ dns_zone_setkeyopt(zone, DNS_ZONEKEY_ALLOW, true);
+ dns_zone_setkeyopt(zone, DNS_ZONEKEY_CREATE, !s2i);
+ dns_zone_setkeyopt(zone, DNS_ZONEKEY_MAINTAIN, true);
+ } else if (result == ISC_R_SUCCESS) {
+ const char *arg = cfg_obj_asstring(obj);
+ if (strcasecmp(arg, "allow") == 0) {
+ allow = true;
+ } else if (strcasecmp(arg, "maintain") == 0) {
+ allow = maint = true;
+ } else if (strcasecmp(arg, "off") == 0) {
+ /* Default */
+ } else {
+ UNREACHABLE();
+ }
+ dns_zone_setkeyopt(zone, DNS_ZONEKEY_ALLOW, allow);
+ dns_zone_setkeyopt(zone, DNS_ZONEKEY_CREATE, false);
+ dns_zone_setkeyopt(zone, DNS_ZONEKEY_MAINTAIN, maint);
+ }
+ }
+
+ if (ztype == dns_zone_secondary || ztype == dns_zone_mirror) {
+ CHECK(configure_zone_acl(zconfig, vconfig, config,
+ allow_update_forwarding, ac, mayberaw,
+ dns_zone_setforwardacl,
+ dns_zone_clearforwardacl));
+ }
+
+ /*%
+ * Configure parental agents, applies to primary and secondary zones.
+ */
+ if (ztype == dns_zone_primary || ztype == dns_zone_secondary) {
+ obj = NULL;
+ (void)cfg_map_get(zoptions, "parental-agents", &obj);
+ if (obj != NULL) {
+ dns_ipkeylist_t ipkl;
+ dns_ipkeylist_init(&ipkl);
+ CHECK(named_config_getipandkeylist(
+ config, "parental-agents", obj, mctx, &ipkl));
+ dns_zone_setparentals(zone, ipkl.addrs, ipkl.keys,
+ ipkl.tlss, ipkl.count);
+ dns_ipkeylist_clear(mctx, &ipkl);
+ } else {
+ dns_zone_setparentals(zone, NULL, NULL, NULL, 0);
+ }
+ }
+
+ /*%
+ * Configure primary zone functionality.
+ */
+ if (ztype == dns_zone_primary) {
+ obj = NULL;
+ result = named_config_get(maps, "check-wildcard", &obj);
+ if (result == ISC_R_SUCCESS) {
+ check = cfg_obj_asboolean(obj);
+ } else {
+ check = false;
+ }
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_CHECKWILDCARD, check);
+
+ obj = NULL;
+ result = named_config_get(maps, "check-dup-records", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dupcheck = cfg_obj_asstring(obj);
+ if (strcasecmp(dupcheck, "warn") == 0) {
+ fail = false;
+ check = true;
+ } else if (strcasecmp(dupcheck, "fail") == 0) {
+ fail = check = true;
+ } else if (strcasecmp(dupcheck, "ignore") == 0) {
+ fail = check = false;
+ } else {
+ UNREACHABLE();
+ }
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_CHECKDUPRR, check);
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_CHECKDUPRRFAIL, fail);
+
+ obj = NULL;
+ result = named_config_get(maps, "check-mx", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
+ fail = false;
+ check = true;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
+ fail = check = true;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
+ fail = check = false;
+ } else {
+ UNREACHABLE();
+ }
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_CHECKMX, check);
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_CHECKMXFAIL, fail);
+
+ obj = NULL;
+ result = named_config_get(maps, "check-integrity", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_CHECKINTEGRITY,
+ cfg_obj_asboolean(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "check-mx-cname", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
+ warn = true;
+ ignore = false;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
+ warn = ignore = false;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
+ warn = ignore = true;
+ } else {
+ UNREACHABLE();
+ }
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_WARNMXCNAME, warn);
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_IGNOREMXCNAME, ignore);
+
+ obj = NULL;
+ result = named_config_get(maps, "check-srv-cname", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (strcasecmp(cfg_obj_asstring(obj), "warn") == 0) {
+ warn = true;
+ ignore = false;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "fail") == 0) {
+ warn = ignore = false;
+ } else if (strcasecmp(cfg_obj_asstring(obj), "ignore") == 0) {
+ warn = ignore = true;
+ } else {
+ UNREACHABLE();
+ }
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_WARNSRVCNAME, warn);
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_IGNORESRVCNAME,
+ ignore);
+
+ obj = NULL;
+ result = named_config_get(maps, "dnssec-secure-to-insecure",
+ &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_SECURETOINSECURE,
+ cfg_obj_asboolean(obj));
+
+ obj = NULL;
+ result = cfg_map_get(zoptions, "dnssec-update-mode", &obj);
+ if (result == ISC_R_SUCCESS) {
+ const char *arg = cfg_obj_asstring(obj);
+ if (strcasecmp(arg, "no-resign") == 0) {
+ dns_zone_setkeyopt(zone, DNS_ZONEKEY_NORESIGN,
+ true);
+ } else if (strcasecmp(arg, "maintain") == 0) {
+ /* Default */
+ } else {
+ UNREACHABLE();
+ }
+ }
+
+ obj = NULL;
+ result = named_config_get(maps, "serial-update-method", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ if (strcasecmp(cfg_obj_asstring(obj), "unixtime") == 0) {
+ dns_zone_setserialupdatemethod(
+ zone, dns_updatemethod_unixtime);
+ } else if (strcasecmp(cfg_obj_asstring(obj), "date") == 0) {
+ dns_zone_setserialupdatemethod(zone,
+ dns_updatemethod_date);
+ } else {
+ dns_zone_setserialupdatemethod(
+ zone, dns_updatemethod_increment);
+ }
+ }
+
+ /*
+ * Configure secondary zone functionality.
+ */
+ switch (ztype) {
+ case dns_zone_mirror:
+ /*
+ * Disable outgoing zone transfers for mirror zones unless they
+ * are explicitly enabled by zone configuration.
+ */
+ obj = NULL;
+ (void)cfg_map_get(zoptions, "allow-transfer", &obj);
+ if (obj == NULL) {
+ dns_acl_t *none;
+ CHECK(dns_acl_none(mctx, &none));
+ dns_zone_setxfracl(zone, none);
+ dns_acl_detach(&none);
+ }
+ FALLTHROUGH;
+ case dns_zone_secondary:
+ case dns_zone_stub:
+ case dns_zone_redirect:
+ count = 0;
+ obj = NULL;
+ (void)cfg_map_get(zoptions, "primaries", &obj);
+ if (obj == NULL) {
+ (void)cfg_map_get(zoptions, "masters", &obj);
+ }
+
+ /*
+ * Use the built-in primary server list if one was not
+ * explicitly specified and this is a root zone mirror.
+ */
+ if (obj == NULL && ztype == dns_zone_mirror &&
+ dns_name_equal(dns_zone_getorigin(zone), dns_rootname))
+ {
+ result = named_config_getremotesdef(
+ named_g_config, "primaries",
+ DEFAULT_IANA_ROOT_ZONE_PRIMARIES, &obj);
+ CHECK(result);
+ }
+ if (obj != NULL) {
+ dns_ipkeylist_t ipkl;
+ dns_ipkeylist_init(&ipkl);
+
+ CHECK(named_config_getipandkeylist(config, "primaries",
+ obj, mctx, &ipkl));
+ dns_zone_setprimaries(mayberaw, ipkl.addrs, ipkl.keys,
+ ipkl.tlss, ipkl.count);
+ count = ipkl.count;
+ dns_ipkeylist_clear(mctx, &ipkl);
+ } else {
+ dns_zone_setprimaries(mayberaw, NULL, NULL, NULL, 0);
+ }
+
+ multi = false;
+ if (count > 1) {
+ obj = NULL;
+ result = named_config_get(maps, "multi-master", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ multi = cfg_obj_asboolean(obj);
+ }
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_MULTIMASTER, multi);
+
+ obj = NULL;
+ result = named_config_get(maps, "max-transfer-time-in", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setmaxxfrin(
+ mayberaw, transferinsecs ? cfg_obj_asuint32(obj)
+ : cfg_obj_asuint32(obj) * 60);
+
+ obj = NULL;
+ result = named_config_get(maps, "max-transfer-idle-in", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setidlein(mayberaw,
+ transferinsecs ? cfg_obj_asuint32(obj)
+ : cfg_obj_asuint32(obj) * 60);
+
+ obj = NULL;
+ result = named_config_get(maps, "max-refresh-time", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setmaxrefreshtime(mayberaw, cfg_obj_asuint32(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "min-refresh-time", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setminrefreshtime(mayberaw, cfg_obj_asuint32(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "max-retry-time", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setmaxretrytime(mayberaw, cfg_obj_asuint32(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "min-retry-time", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ dns_zone_setminretrytime(mayberaw, cfg_obj_asuint32(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "transfer-source", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ CHECK(dns_zone_setxfrsource4(mayberaw,
+ cfg_obj_assockaddr(obj)));
+ named_add_reserved_dispatch(named_g_server,
+ cfg_obj_assockaddr(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "transfer-source-v6", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ CHECK(dns_zone_setxfrsource6(mayberaw,
+ cfg_obj_assockaddr(obj)));
+ named_add_reserved_dispatch(named_g_server,
+ cfg_obj_assockaddr(obj));
+
+ obj = NULL;
+ result = named_config_get(maps, "alt-transfer-source", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ CHECK(dns_zone_setaltxfrsource4(mayberaw,
+ cfg_obj_assockaddr(obj)));
+ obj = NULL;
+ result = named_config_get(maps, "alt-transfer-source-v6", &obj);
+ INSIST(result == ISC_R_SUCCESS && obj != NULL);
+ CHECK(dns_zone_setaltxfrsource6(mayberaw,
+ cfg_obj_assockaddr(obj)));
+ obj = NULL;
+ (void)named_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 = true;
+ } else {
+ alt = false;
+ }
+ } else {
+ alt = cfg_obj_asboolean(obj);
+ }
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_USEALTXFRSRC, alt);
+
+ obj = NULL;
+ (void)named_config_get(maps, "try-tcp-refresh", &obj);
+ dns_zone_setoption(mayberaw, DNS_ZONEOPT_TRYTCPREFRESH,
+ cfg_obj_asboolean(obj));
+ break;
+
+ case dns_zone_staticstub:
+ CHECK(configure_staticstub(zoptions, zone, zname,
+ default_dbtype));
+ break;
+
+ default:
+ break;
+ }
+
+ result = ISC_R_SUCCESS;
+
+cleanup:
+ if (kasp != NULL) {
+ dns_kasp_detach(&kasp);
+ }
+ return (result);
+}
+
+/*
+ * Set up a DLZ zone as writeable
+ */
+isc_result_t
+named_zone_configure_writeable_dlz(dns_dlzdb_t *dlzdatabase, dns_zone_t *zone,
+ dns_rdataclass_t rdclass, dns_name_t *name) {
+ dns_db_t *db = NULL;
+ isc_time_t now;
+ isc_result_t result;
+
+ TIME_NOW(&now);
+
+ dns_zone_settype(zone, dns_zone_dlz);
+ result = dns_sdlz_setdb(dlzdatabase, rdclass, name, &db);
+ if (result != ISC_R_SUCCESS) {
+ return (result);
+ }
+ result = dns_zone_dlzpostload(zone, db);
+ dns_db_detach(&db);
+ return (result);
+}
+
+bool
+named_zone_reusable(dns_zone_t *zone, const cfg_obj_t *zconfig) {
+ const cfg_obj_t *zoptions = NULL;
+ const cfg_obj_t *obj = NULL;
+ const char *cfilename;
+ const char *zfilename;
+ dns_zone_t *raw = NULL;
+ bool has_raw, inline_signing;
+ dns_zonetype_t ztype;
+
+ zoptions = cfg_tuple_get(zconfig, "options");
+
+ /*
+ * We always reconfigure a static-stub zone for simplicity, assuming
+ * the amount of data to be loaded is small.
+ */
+ if (zonetype_fromconfig(zoptions) == dns_zone_staticstub) {
+ dns_zone_log(zone, ISC_LOG_DEBUG(1),
+ "not reusable: staticstub");
+ return (false);
+ }
+
+ /* If there's a raw zone, use that for filename and type comparison */
+ dns_zone_getraw(zone, &raw);
+ if (raw != NULL) {
+ zfilename = dns_zone_getfile(raw);
+ ztype = dns_zone_gettype(raw);
+ dns_zone_detach(&raw);
+ has_raw = true;
+ } else {
+ zfilename = dns_zone_getfile(zone);
+ ztype = dns_zone_gettype(zone);
+ has_raw = false;
+ }
+
+ inline_signing = named_zone_inlinesigning(zconfig);
+ if (!inline_signing && has_raw) {
+ dns_zone_log(zone, ISC_LOG_DEBUG(1),
+ "not reusable: old zone was inline-signing");
+ return (false);
+ } else if (inline_signing && !has_raw) {
+ dns_zone_log(zone, ISC_LOG_DEBUG(1),
+ "not reusable: old zone was not inline-signing");
+ return (false);
+ }
+
+ if (zonetype_fromconfig(zoptions) != ztype) {
+ dns_zone_log(zone, ISC_LOG_DEBUG(1),
+ "not reusable: type mismatch");
+ return (false);
+ }
+
+ obj = NULL;
+ (void)cfg_map_get(zoptions, "file", &obj);
+ if (obj != NULL) {
+ cfilename = cfg_obj_asstring(obj);
+ } else {
+ cfilename = NULL;
+ }
+ if (!((cfilename == NULL && zfilename == NULL) ||
+ (cfilename != NULL && zfilename != NULL &&
+ strcmp(cfilename, zfilename) == 0)))
+ {
+ dns_zone_log(zone, ISC_LOG_DEBUG(1),
+ "not reusable: filename mismatch");
+ return (false);
+ }
+
+ return (true);
+}
+
+bool
+named_zone_inlinesigning(const cfg_obj_t *zconfig) {
+ const cfg_obj_t *zoptions = NULL;
+ const cfg_obj_t *signing = NULL;
+ bool inline_signing = false;
+
+ zoptions = cfg_tuple_get(zconfig, "options");
+ inline_signing = (cfg_map_get(zoptions, "inline-signing", &signing) ==
+ ISC_R_SUCCESS &&
+ cfg_obj_asboolean(signing));
+
+ return (inline_signing);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-03 18:09:10 +0000