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Diffstat (limited to 'contrib/bind9/bin/named/config.c')
-rw-r--r--contrib/bind9/bin/named/config.c723
1 files changed, 0 insertions, 723 deletions
diff --git a/contrib/bind9/bin/named/config.c b/contrib/bind9/bin/named/config.c
deleted file mode 100644
index 99e5ffa7f418d..0000000000000
--- a/contrib/bind9/bin/named/config.c
+++ /dev/null
@@ -1,723 +0,0 @@
-/*
- * Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC")
- * Copyright (C) 2001-2003 Internet Software Consortium.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
- * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
- * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
- * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
- * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-/* $Id: config.c,v 1.11.2.4.8.29 2004/10/05 02:52:26 marka Exp $ */
-
-#include <config.h>
-
-#include <stdlib.h>
-#include <string.h>
-
-#include <isc/buffer.h>
-#include <isc/log.h>
-#include <isc/mem.h>
-#include <isc/region.h>
-#include <isc/result.h>
-#include <isc/sockaddr.h>
-#include <isc/util.h>
-
-#include <isccfg/namedconf.h>
-
-#include <dns/fixedname.h>
-#include <dns/name.h>
-#include <dns/rdataclass.h>
-#include <dns/rdatatype.h>
-#include <dns/tsig.h>
-#include <dns/zone.h>
-
-#include <named/config.h>
-#include <named/globals.h>
-
-static char defaultconf[] = "\
-options {\n\
-# blackhole {none;};\n"
-#ifndef WIN32
-" coresize default;\n\
- datasize default;\n\
- files default;\n\
- stacksize default;\n"
-#endif
-" deallocate-on-exit true;\n\
-# directory <none>\n\
- dump-file \"named_dump.db\";\n\
- fake-iquery no;\n\
- has-old-clients false;\n\
- heartbeat-interval 60;\n\
- host-statistics no;\n\
- interface-interval 60;\n\
- listen-on {any;};\n\
- listen-on-v6 {none;};\n\
- match-mapped-addresses no;\n\
- memstatistics-file \"named.memstats\";\n\
- multiple-cnames no;\n\
-# named-xfer <obsolete>;\n\
-# pid-file \"" NS_LOCALSTATEDIR "/named.pid\"; /* or /lwresd.pid */\n\
- port 53;\n\
- recursing-file \"named.recursing\";\n\
-"
-#ifdef PATH_RANDOMDEV
-"\
- random-device \"" PATH_RANDOMDEV "\";\n\
-"
-#endif
-"\
- recursive-clients 1000;\n\
- rrset-order {order cyclic;};\n\
- serial-queries 20;\n\
- serial-query-rate 20;\n\
- server-id none;\n\
- statistics-file \"named.stats\";\n\
- statistics-interval 60;\n\
- tcp-clients 100;\n\
- tcp-listen-queue 3;\n\
-# tkey-dhkey <none>\n\
-# tkey-gssapi-credential <none>\n\
-# tkey-domain <none>\n\
- transfers-per-ns 2;\n\
- transfers-in 10;\n\
- transfers-out 10;\n\
- treat-cr-as-space true;\n\
- use-id-pool true;\n\
- use-ixfr true;\n\
- edns-udp-size 4096;\n\
-\n\
- /* view */\n\
- allow-notify {none;};\n\
- allow-update-forwarding {none;};\n\
- allow-recursion {any;};\n\
-# allow-v6-synthesis <obsolete>;\n\
-# sortlist <none>\n\
-# topology <none>\n\
- auth-nxdomain false;\n\
- minimal-responses false;\n\
- recursion true;\n\
- provide-ixfr true;\n\
- request-ixfr true;\n\
- fetch-glue no;\n\
- rfc2308-type1 no;\n\
- additional-from-auth true;\n\
- additional-from-cache true;\n\
- query-source address *;\n\
- query-source-v6 address *;\n\
- notify-source *;\n\
- notify-source-v6 *;\n\
- cleaning-interval 60;\n\
- min-roots 2;\n\
- lame-ttl 600;\n\
- max-ncache-ttl 10800; /* 3 hours */\n\
- max-cache-ttl 604800; /* 1 week */\n\
- transfer-format many-answers;\n\
- max-cache-size 0;\n\
- check-names master fail;\n\
- check-names slave warn;\n\
- check-names response ignore;\n\
- dnssec-enable no; /* Make yes for 9.4. */ \n\
-"
-
-" /* zone */\n\
- allow-query {any;};\n\
- allow-transfer {any;};\n\
- notify yes;\n\
-# also-notify <none>\n\
- dialup no;\n\
-# forward <none>\n\
-# forwarders <none>\n\
- maintain-ixfr-base no;\n\
-# max-ixfr-log-size <obsolete>\n\
- transfer-source *;\n\
- transfer-source-v6 *;\n\
- alt-transfer-source *;\n\
- alt-transfer-source-v6 *;\n\
- max-transfer-time-in 120;\n\
- max-transfer-time-out 120;\n\
- max-transfer-idle-in 60;\n\
- max-transfer-idle-out 60;\n\
- max-retry-time 1209600; /* 2 weeks */\n\
- min-retry-time 500;\n\
- max-refresh-time 2419200; /* 4 weeks */\n\
- min-refresh-time 300;\n\
- multi-master no;\n\
- sig-validity-interval 30; /* days */\n\
- zone-statistics false;\n\
- max-journal-size unlimited;\n\
- ixfr-from-differences false;\n\
-};\n\
-"
-
-"#\n\
-# Zones in the \"_bind\" view are NOT counted is the count of zones.\n\
-#\n\
-view \"_bind\" chaos {\n\
- recursion no;\n\
- notify no;\n\
-\n\
- zone \"version.bind\" chaos {\n\
- type master;\n\
- database \"_builtin version\";\n\
- };\n\
-\n\
- zone \"hostname.bind\" chaos {\n\
- type master;\n\
- database \"_builtin hostname\";\n\
- };\n\
-\n\
- zone \"authors.bind\" chaos {\n\
- type master;\n\
- database \"_builtin authors\";\n\
- };\n\
- zone \"id.server\" chaos {\n\
- type master;\n\
- database \"_builtin id\";\n\
- };\n\
-};\n\
-";
-
-isc_result_t
-ns_config_parsedefaults(cfg_parser_t *parser, cfg_obj_t **conf) {
- isc_buffer_t b;
-
- isc_buffer_init(&b, defaultconf, sizeof(defaultconf) - 1);
- isc_buffer_add(&b, sizeof(defaultconf) - 1);
- return (cfg_parse_buffer(parser, &b, &cfg_type_namedconf, conf));
-}
-
-isc_result_t
-ns_config_get(cfg_obj_t **maps, const char *name, cfg_obj_t **obj) {
- int i;
-
- for (i = 0;; i++) {
- if (maps[i] == NULL)
- return (ISC_R_NOTFOUND);
- if (cfg_map_get(maps[i], name, obj) == ISC_R_SUCCESS)
- return (ISC_R_SUCCESS);
- }
-}
-
-isc_result_t
-ns_checknames_get(cfg_obj_t **maps, const char *which, cfg_obj_t **obj) {
- cfg_listelt_t *element;
- cfg_obj_t *checknames;
- cfg_obj_t *type;
- cfg_obj_t *value;
- int i;
-
- for (i = 0;; i++) {
- if (maps[i] == NULL)
- return (ISC_R_NOTFOUND);
- checknames = NULL;
- if (cfg_map_get(maps[i], "check-names", &checknames) == ISC_R_SUCCESS) {
- /*
- * Zone map entry is not a list.
- */
- if (checknames != NULL && !cfg_obj_islist(checknames)) {
- *obj = checknames;
- return (ISC_R_SUCCESS);
- }
- for (element = cfg_list_first(checknames);
- element != NULL;
- element = cfg_list_next(element)) {
- value = cfg_listelt_value(element);
- type = cfg_tuple_get(value, "type");
- if (strcasecmp(cfg_obj_asstring(type), which) == 0) {
- *obj = cfg_tuple_get(value, "mode");
- return (ISC_R_SUCCESS);
- }
- }
-
- }
- }
-}
-
-int
-ns_config_listcount(cfg_obj_t *list) {
- cfg_listelt_t *e;
- int i = 0;
-
- for (e = cfg_list_first(list); e != NULL; e = cfg_list_next(e))
- i++;
-
- return (i);
-}
-
-isc_result_t
-ns_config_getclass(cfg_obj_t *classobj, dns_rdataclass_t defclass,
- dns_rdataclass_t *classp) {
- char *str;
- isc_textregion_t r;
- isc_result_t result;
-
- if (!cfg_obj_isstring(classobj)) {
- *classp = defclass;
- return (ISC_R_SUCCESS);
- }
- str = cfg_obj_asstring(classobj);
- r.base = str;
- r.length = strlen(str);
- result = dns_rdataclass_fromtext(classp, &r);
- if (result != ISC_R_SUCCESS)
- cfg_obj_log(classobj, ns_g_lctx, ISC_LOG_ERROR,
- "unknown class '%s'", str);
- return (result);
-}
-
-isc_result_t
-ns_config_gettype(cfg_obj_t *typeobj, dns_rdatatype_t deftype,
- dns_rdatatype_t *typep) {
- char *str;
- isc_textregion_t r;
- isc_result_t result;
-
- if (!cfg_obj_isstring(typeobj)) {
- *typep = deftype;
- return (ISC_R_SUCCESS);
- }
- str = cfg_obj_asstring(typeobj);
- r.base = str;
- r.length = strlen(str);
- result = dns_rdatatype_fromtext(typep, &r);
- if (result != ISC_R_SUCCESS)
- cfg_obj_log(typeobj, ns_g_lctx, ISC_LOG_ERROR,
- "unknown type '%s'", str);
- return (result);
-}
-
-dns_zonetype_t
-ns_config_getzonetype(cfg_obj_t *zonetypeobj) {
- dns_zonetype_t ztype = dns_zone_none;
- char *str;
-
- str = cfg_obj_asstring(zonetypeobj);
- if (strcasecmp(str, "master") == 0)
- ztype = dns_zone_master;
- else if (strcasecmp(str, "slave") == 0)
- ztype = dns_zone_slave;
- else if (strcasecmp(str, "stub") == 0)
- ztype = dns_zone_stub;
- else
- INSIST(0);
- return (ztype);
-}
-
-isc_result_t
-ns_config_getiplist(cfg_obj_t *config, cfg_obj_t *list,
- in_port_t defport, isc_mem_t *mctx,
- isc_sockaddr_t **addrsp, isc_uint32_t *countp)
-{
- int count, i = 0;
- cfg_obj_t *addrlist;
- cfg_obj_t *portobj;
- cfg_listelt_t *element;
- isc_sockaddr_t *addrs;
- in_port_t port;
- isc_result_t result;
-
- INSIST(addrsp != NULL && *addrsp == NULL);
- INSIST(countp != NULL);
-
- addrlist = cfg_tuple_get(list, "addresses");
- count = ns_config_listcount(addrlist);
-
- portobj = cfg_tuple_get(list, "port");
- if (cfg_obj_isuint32(portobj)) {
- isc_uint32_t val = cfg_obj_asuint32(portobj);
- if (val > ISC_UINT16_MAX) {
- cfg_obj_log(portobj, ns_g_lctx, ISC_LOG_ERROR,
- "port '%u' out of range", val);
- return (ISC_R_RANGE);
- }
- port = (in_port_t) val;
- } else if (defport != 0)
- port = defport;
- else {
- result = ns_config_getport(config, &port);
- if (result != ISC_R_SUCCESS)
- return (result);
- }
-
- addrs = isc_mem_get(mctx, count * sizeof(isc_sockaddr_t));
- if (addrs == NULL)
- return (ISC_R_NOMEMORY);
-
- for (element = cfg_list_first(addrlist);
- element != NULL;
- element = cfg_list_next(element), i++)
- {
- INSIST(i < count);
- addrs[i] = *cfg_obj_assockaddr(cfg_listelt_value(element));
- if (isc_sockaddr_getport(&addrs[i]) == 0)
- isc_sockaddr_setport(&addrs[i], port);
- }
- INSIST(i == count);
-
- *addrsp = addrs;
- *countp = count;
-
- return (ISC_R_SUCCESS);
-}
-
-void
-ns_config_putiplist(isc_mem_t *mctx, isc_sockaddr_t **addrsp,
- isc_uint32_t count)
-{
- INSIST(addrsp != NULL && *addrsp != NULL);
-
- isc_mem_put(mctx, *addrsp, count * sizeof(isc_sockaddr_t));
- *addrsp = NULL;
-}
-
-static isc_result_t
-get_masters_def(cfg_obj_t *cctx, char *name, cfg_obj_t **ret) {
- isc_result_t result;
- cfg_obj_t *masters = NULL;
- cfg_listelt_t *elt;
-
- result = cfg_map_get(cctx, "masters", &masters);
- if (result != ISC_R_SUCCESS)
- return (result);
- for (elt = cfg_list_first(masters);
- elt != NULL;
- elt = cfg_list_next(elt)) {
- cfg_obj_t *list;
- const char *listname;
-
- list = cfg_listelt_value(elt);
- listname = cfg_obj_asstring(cfg_tuple_get(list, "name"));
-
- if (strcasecmp(listname, name) == 0) {
- *ret = list;
- return (ISC_R_SUCCESS);
- }
- }
- return (ISC_R_NOTFOUND);
-}
-
-isc_result_t
-ns_config_getipandkeylist(cfg_obj_t *config, cfg_obj_t *list, isc_mem_t *mctx,
- isc_sockaddr_t **addrsp, dns_name_t ***keysp,
- isc_uint32_t *countp)
-{
- isc_uint32_t addrcount = 0, keycount = 0, i = 0;
- isc_uint32_t listcount = 0, l = 0, j;
- isc_uint32_t stackcount = 0, pushed = 0;
- isc_result_t result;
- cfg_listelt_t *element;
- cfg_obj_t *addrlist;
- cfg_obj_t *portobj;
- in_port_t port;
- dns_fixedname_t fname;
- isc_sockaddr_t *addrs = NULL;
- dns_name_t **keys = NULL;
- char **lists = NULL;
- struct {
- cfg_listelt_t *element;
- in_port_t port;
- } *stack = NULL;
-
- REQUIRE(addrsp != NULL && *addrsp == NULL);
- REQUIRE(keysp != NULL && *keysp == NULL);
- REQUIRE(countp != NULL);
-
- newlist:
- addrlist = cfg_tuple_get(list, "addresses");
- portobj = cfg_tuple_get(list, "port");
- if (cfg_obj_isuint32(portobj)) {
- isc_uint32_t val = cfg_obj_asuint32(portobj);
- if (val > ISC_UINT16_MAX) {
- cfg_obj_log(portobj, ns_g_lctx, ISC_LOG_ERROR,
- "port '%u' out of range", val);
- return (ISC_R_RANGE);
- }
- port = (in_port_t) val;
- } else {
- result = ns_config_getport(config, &port);
- if (result != ISC_R_SUCCESS)
- return (result);
- }
-
- result = ISC_R_NOMEMORY;
-
- element = cfg_list_first(addrlist);
- resume:
- for ( ;
- element != NULL;
- element = cfg_list_next(element))
- {
- cfg_obj_t *addr;
- cfg_obj_t *key;
- char *keystr;
- isc_buffer_t b;
-
- addr = cfg_tuple_get(cfg_listelt_value(element),
- "masterselement");
- key = cfg_tuple_get(cfg_listelt_value(element), "key");
-
- if (!cfg_obj_issockaddr(addr)) {
- char *listname = cfg_obj_asstring(addr);
- isc_result_t tresult;
-
- /* Grow lists? */
- if (listcount == l) {
- void * new;
- isc_uint32_t newlen = listcount + 16;
- size_t newsize, oldsize;
-
- newsize = newlen * sizeof(*lists);
- oldsize = listcount * sizeof(*lists);
- new = isc_mem_get(mctx, newsize);
- if (new == NULL)
- goto cleanup;
- if (listcount != 0) {
- memcpy(new, lists, oldsize);
- isc_mem_put(mctx, lists, oldsize);
- }
- lists = new;
- listcount = newlen;
- }
- /* Seen? */
- for (j = 0; j < l; j++)
- if (strcasecmp(lists[j], listname) == 0)
- break;
- if (j < l)
- continue;
- tresult = get_masters_def(config, listname, &list);
- if (tresult == ISC_R_NOTFOUND) {
- cfg_obj_log(addr, ns_g_lctx, ISC_LOG_ERROR,
- "masters \"%s\" not found", listname);
-
- result = tresult;
- goto cleanup;
- }
- if (tresult != ISC_R_SUCCESS)
- goto cleanup;
- lists[l++] = listname;
- /* Grow stack? */
- if (stackcount == pushed) {
- void * new;
- isc_uint32_t newlen = stackcount + 16;
- size_t newsize, oldsize;
-
- newsize = newlen * sizeof(*stack);
- oldsize = stackcount * sizeof(*stack);
- new = isc_mem_get(mctx, newsize);
- if (new == NULL)
- goto cleanup;
- if (stackcount != 0) {
- memcpy(new, stack, oldsize);
- isc_mem_put(mctx, stack, oldsize);
- }
- stack = new;
- stackcount = newlen;
- }
- /*
- * We want to resume processing this list on the
- * next element.
- */
- stack[pushed].element = cfg_list_next(element);
- stack[pushed].port = port;
- pushed++;
- goto newlist;
- }
-
- if (i == addrcount) {
- void * new;
- isc_uint32_t newlen = addrcount + 16;
- size_t newsize, oldsize;
-
- newsize = newlen * sizeof(isc_sockaddr_t);
- oldsize = addrcount * sizeof(isc_sockaddr_t);
- new = isc_mem_get(mctx, newsize);
- if (new == NULL)
- goto cleanup;
- if (addrcount != 0) {
- memcpy(new, addrs, oldsize);
- isc_mem_put(mctx, addrs, oldsize);
- }
- addrs = new;
- addrcount = newlen;
-
- newsize = newlen * sizeof(dns_name_t *);
- oldsize = keycount * sizeof(dns_name_t *);
- new = isc_mem_get(mctx, newsize);
- if (new == NULL)
- goto cleanup;
- if (keycount != 0) {
- memcpy(new, keys, oldsize);
- isc_mem_put(mctx, keys, oldsize);
- }
- keys = new;
- keycount = newlen;
- }
-
- addrs[i] = *cfg_obj_assockaddr(addr);
- if (isc_sockaddr_getport(&addrs[i]) == 0)
- isc_sockaddr_setport(&addrs[i], port);
- keys[i] = NULL;
- if (!cfg_obj_isstring(key)) {
- i++;
- continue;
- }
- keys[i] = isc_mem_get(mctx, sizeof(dns_name_t));
- if (keys[i] == NULL)
- goto cleanup;
- dns_name_init(keys[i], NULL);
-
- keystr = cfg_obj_asstring(key);
- isc_buffer_init(&b, keystr, strlen(keystr));
- isc_buffer_add(&b, strlen(keystr));
- dns_fixedname_init(&fname);
- result = dns_name_fromtext(dns_fixedname_name(&fname), &b,
- dns_rootname, ISC_FALSE, NULL);
- if (result != ISC_R_SUCCESS)
- goto cleanup;
- result = dns_name_dup(dns_fixedname_name(&fname), mctx,
- keys[i]);
- if (result != ISC_R_SUCCESS)
- goto cleanup;
- i++;
- }
- if (pushed != 0) {
- pushed--;
- element = stack[pushed].element;
- port = stack[pushed].port;
- goto resume;
- }
- if (i < addrcount) {
- void * new;
- size_t newsize, oldsize;
-
- newsize = i * sizeof(isc_sockaddr_t);
- oldsize = addrcount * sizeof(isc_sockaddr_t);
- if (i != 0) {
- new = isc_mem_get(mctx, newsize);
- if (new == NULL)
- goto cleanup;
- memcpy(new, addrs, newsize);
- isc_mem_put(mctx, addrs, oldsize);
- } else
- new = NULL;
- addrs = new;
- addrcount = i;
-
- newsize = i * sizeof(dns_name_t *);
- oldsize = keycount * sizeof(dns_name_t *);
- if (i != 0) {
- new = isc_mem_get(mctx, newsize);
- if (new == NULL)
- goto cleanup;
- memcpy(new, keys, newsize);
- isc_mem_put(mctx, keys, oldsize);
- } else
- new = NULL;
- keys = new;
- keycount = i;
- }
-
- if (lists != NULL)
- isc_mem_put(mctx, lists, listcount * sizeof(*lists));
- if (stack != NULL)
- isc_mem_put(mctx, stack, stackcount * sizeof(*stack));
-
- INSIST(keycount == addrcount);
-
- *addrsp = addrs;
- *keysp = keys;
- *countp = addrcount;
-
- return (ISC_R_SUCCESS);
-
- cleanup:
- if (addrs != NULL)
- isc_mem_put(mctx, addrs, addrcount * sizeof(isc_sockaddr_t));
- if (keys != NULL) {
- for (j = 0; j <= i; j++) {
- if (keys[j] == NULL)
- continue;
- if (dns_name_dynamic(keys[j]))
- dns_name_free(keys[j], mctx);
- isc_mem_put(mctx, keys[j], sizeof(dns_name_t));
- }
- isc_mem_put(mctx, keys, keycount * sizeof(dns_name_t *));
- }
- if (lists != NULL)
- isc_mem_put(mctx, lists, listcount * sizeof(*lists));
- if (stack != NULL)
- isc_mem_put(mctx, stack, stackcount * sizeof(*stack));
- return (result);
-}
-
-void
-ns_config_putipandkeylist(isc_mem_t *mctx, isc_sockaddr_t **addrsp,
- dns_name_t ***keysp, isc_uint32_t count)
-{
- unsigned int i;
- dns_name_t **keys = *keysp;
-
- INSIST(addrsp != NULL && *addrsp != NULL);
-
- isc_mem_put(mctx, *addrsp, count * sizeof(isc_sockaddr_t));
- for (i = 0; i < count; i++) {
- if (keys[i] == NULL)
- continue;
- if (dns_name_dynamic(keys[i]))
- dns_name_free(keys[i], mctx);
- isc_mem_put(mctx, keys[i], sizeof(dns_name_t));
- }
- isc_mem_put(mctx, *keysp, count * sizeof(dns_name_t *));
- *addrsp = NULL;
- *keysp = NULL;
-}
-
-isc_result_t
-ns_config_getport(cfg_obj_t *config, in_port_t *portp) {
- cfg_obj_t *maps[3];
- cfg_obj_t *options = NULL;
- cfg_obj_t *portobj = NULL;
- isc_result_t result;
- int i;
-
- (void)cfg_map_get(config, "options", &options);
- i = 0;
- if (options != NULL)
- maps[i++] = options;
- maps[i++] = ns_g_defaults;
- maps[i] = NULL;
-
- result = ns_config_get(maps, "port", &portobj);
- INSIST(result == ISC_R_SUCCESS);
- if (cfg_obj_asuint32(portobj) >= ISC_UINT16_MAX) {
- cfg_obj_log(portobj, ns_g_lctx, ISC_LOG_ERROR,
- "port '%u' out of range",
- cfg_obj_asuint32(portobj));
- return (ISC_R_RANGE);
- }
- *portp = (in_port_t)cfg_obj_asuint32(portobj);
- return (ISC_R_SUCCESS);
-}
-
-isc_result_t
-ns_config_getkeyalgorithm(const char *str, dns_name_t **name)
-{
- if (strcasecmp(str, "hmac-md5") == 0 ||
- strcasecmp(str, "hmac-md5.sig-alg.reg.int") == 0 ||
- strcasecmp(str, "hmac-md5.sig-alg.reg.int.") == 0)
- {
- if (name != NULL)
- *name = dns_tsig_hmacmd5_name;
- return (ISC_R_SUCCESS);
- }
- return (ISC_R_NOTFOUND);
-}