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Code Issues Releases Wiki Activity

1612. [bug] check-names at the option/view level could trigger

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an INSIST. [RT# 11116]
This commit is contained in:
Mark Andrews 2004-04-20 14:11:47 +00:00
parent 349f684cf1
commit 1cf54d1966
5 changed files with 79 additions and 71 deletions
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3
CHANGES
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@ -18,7 +18,8 @@
Missing #ifdef ISC_PLATFORM_HAVEIFNAMETOINDEX/#endif. Missing #ifdef ISC_PLATFORM_HAVEIFNAMETOINDEX/#endif.
[RT #11119] [RT #11119]
1612. [placeholder] rt11116 1612. [bug] check-names at the option/view level could trigger
an INSIST. [RT# 11116]
1611. [bug] solaris: IPv6 interface scanning failed to cope with 1611. [bug] solaris: IPv6 interface scanning failed to cope with
no active IPv6 interfaces. no active IPv6 interfaces.

39
bin/named/config.c
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@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE. * PERFORMANCE OF THIS SOFTWARE.
*/ */
/* $Id: config.c,v 1.48 2004/04/19 23:09:51 marka Exp $ */ /* $Id: config.c,v 1.49 2004/04/20 14:11:46 marka Exp $ */
#include <config.h> #include <config.h>
@ -195,7 +195,7 @@ ns_config_parsedefaults(cfg_parser_t *parser, cfg_obj_t **conf) {
} }
isc_result_t isc_result_t
ns_config_get(cfg_obj_t **maps, const char* name, cfg_obj_t **obj) { ns_config_get(cfg_obj_t **maps, const char *name, cfg_obj_t **obj) {
int i; int i;
for (i = 0;; i++) { for (i = 0;; i++) {
@ -206,6 +206,41 @@ ns_config_get(cfg_obj_t **maps, const char* name, cfg_obj_t **obj) {
} }
} }
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 int
ns_config_listcount(cfg_obj_t *list) { ns_config_listcount(cfg_obj_t *list) {
cfg_listelt_t *e; cfg_listelt_t *e;

5
bin/named/include/named/config.h
View File

@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE. * PERFORMANCE OF THIS SOFTWARE.
*/ */
/* $Id: config.h,v 1.6 2004/03/05 04:57:55 marka Exp $ */ /* $Id: config.h,v 1.7 2004/04/20 14:11:47 marka Exp $ */
#ifndef NAMED_CONFIG_H #ifndef NAMED_CONFIG_H
#define NAMED_CONFIG_H 1 #define NAMED_CONFIG_H 1
@ -31,6 +31,9 @@ ns_config_parsedefaults(cfg_parser_t *parser, cfg_obj_t **conf);
isc_result_t isc_result_t
ns_config_get(cfg_obj_t **maps, const char* name, cfg_obj_t **obj); ns_config_get(cfg_obj_t **maps, const char* name, cfg_obj_t **obj);
isc_result_t
ns_checknames_get(cfg_obj_t **maps, const char* name, cfg_obj_t **obj);
int int
ns_config_listcount(cfg_obj_t *list); ns_config_listcount(cfg_obj_t *list);

75
bin/named/server.c
View File

@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE. * PERFORMANCE OF THIS SOFTWARE.
*/ */
/* $Id: server.c,v 1.424 2004/04/20 07:16:23 marka Exp $ */ /* $Id: server.c,v 1.425 2004/04/20 14:11:46 marka Exp $ */
#include <config.h> #include <config.h>
@ -399,7 +399,7 @@ mustbesecure(cfg_obj_t *mbs, dns_resolver_t *resolver)
isc_buffer_init(&b, str, strlen(str)); isc_buffer_init(&b, str, strlen(str));
isc_buffer_add(&b, strlen(str)); isc_buffer_add(&b, strlen(str));
CHECK(dns_name_fromtext(name, &b, dns_rootname, CHECK(dns_name_fromtext(name, &b, dns_rootname,
ISC_FALSE, NULL)); ISC_FALSE, NULL));
value = cfg_obj_asboolean(cfg_tuple_get(obj, "value")); value = cfg_obj_asboolean(cfg_tuple_get(obj, "value"));
CHECK(dns_resolver_setmustbesecure(resolver, name, value)); CHECK(dns_resolver_setmustbesecure(resolver, name, value));
} }
@ -857,33 +857,22 @@ configure_view(dns_view_t *view, cfg_obj_t *config, cfg_obj_t *vconfig,
* Check-names. * Check-names.
*/ */
obj = NULL; obj = NULL;
str = ""; result = ns_checknames_get(maps, "response", &obj);
result = ns_config_get(maps, "check-names", &obj);
INSIST(result == ISC_R_SUCCESS); INSIST(result == ISC_R_SUCCESS);
for (element = cfg_list_first(obj);
element != NULL;
element = cfg_list_next(element)) {
cfg_obj_t *value, *type;
value = cfg_listelt_value(element);
type = cfg_tuple_get(value, "type");
if (strcasecmp(cfg_obj_asstring(type), "response") == 0) {
str = cfg_obj_asstring(cfg_tuple_get(value, "mode"));
break;
}
}
if (strcasecmp(str, "fail") == 0) { str = cfg_obj_asstring(obj);
check = DNS_RESOLVER_CHECKNAMES | if (strcasecmp(str, "fail") == 0) {
check = DNS_RESOLVER_CHECKNAMES |
DNS_RESOLVER_CHECKNAMESFAIL; DNS_RESOLVER_CHECKNAMESFAIL;
view->checknames = ISC_TRUE; view->checknames = ISC_TRUE;
} else if (strcasecmp(str, "warn") == 0) { } else if (strcasecmp(str, "warn") == 0) {
check = DNS_RESOLVER_CHECKNAMES; check = DNS_RESOLVER_CHECKNAMES;
view->checknames = ISC_FALSE; view->checknames = ISC_FALSE;
} else if (strcasecmp(str, "ignore") == 0) { } else if (strcasecmp(str, "ignore") == 0) {
check = 0; check = 0;
view->checknames = ISC_FALSE; view->checknames = ISC_FALSE;
} else } else
INSIST(0); INSIST(0);
/* /*
* Resolver. * Resolver.
@ -1199,7 +1188,7 @@ configure_view(dns_view_t *view, cfg_obj_t *config, cfg_obj_t *vconfig,
*/ */
if (view->enablednssec) { if (view->enablednssec) {
CHECK(configure_view_dnsseckeys(vconfig, config, mctx, CHECK(configure_view_dnsseckeys(vconfig, config, mctx,
&view->secroots)); &view->secroots));
dns_resolver_resetmustbesecure(view->resolver); dns_resolver_resetmustbesecure(view->resolver);
obj = NULL; obj = NULL;
result = ns_config_get(maps, "dnssec-must-be-secure", &obj); result = ns_config_get(maps, "dnssec-must-be-secure", &obj);
@ -1229,7 +1218,7 @@ configure_view(dns_view_t *view, cfg_obj_t *config, cfg_obj_t *vconfig,
view->preferred_glue = dns_rdatatype_aaaa; view->preferred_glue = dns_rdatatype_aaaa;
else else
view->preferred_glue = 0; view->preferred_glue = 0;
} else } else
view->preferred_glue = 0; view->preferred_glue = 0;
obj = NULL; obj = NULL;
@ -1950,7 +1939,7 @@ adjust_interfaces(ns_server_t *server, isc_mem_t *mctx) {
*/ */
static void static void
interface_timer_tick(isc_task_t *task, isc_event_t *event) { interface_timer_tick(isc_task_t *task, isc_event_t *event) {
isc_result_t result; isc_result_t result;
ns_server_t *server = (ns_server_t *) event->ev_arg; ns_server_t *server = (ns_server_t *) event->ev_arg;
INSIST(task == server->task); INSIST(task == server->task);
UNUSED(task); UNUSED(task);
@ -2146,7 +2135,7 @@ load_configuration(const char *filename, ns_server_t *server,
* option where the above parsing failed, parse resolv.conf. * option where the above parsing failed, parse resolv.conf.
*/ */
if (ns_g_lwresdonly && if (ns_g_lwresdonly &&
(lwresd_g_useresolvconf || (lwresd_g_useresolvconf ||
(!ns_g_conffileset && result == ISC_R_FILENOTFOUND))) (!ns_g_conffileset && result == ISC_R_FILENOTFOUND)))
{ {
isc_log_write(ns_g_lctx, isc_log_write(ns_g_lctx,
@ -3123,29 +3112,29 @@ ns_add_reserved_dispatch(ns_server_t *server, isc_sockaddr_t *addr) {
dispatch->dispatchgen = server->dispatchgen; dispatch->dispatchgen = server->dispatchgen;
dispatch->dispatch = NULL; dispatch->dispatch = NULL;
attrs = 0; attrs = 0;
attrs |= DNS_DISPATCHATTR_UDP; attrs |= DNS_DISPATCHATTR_UDP;
switch (isc_sockaddr_pf(addr)) { switch (isc_sockaddr_pf(addr)) {
case AF_INET: case AF_INET:
attrs |= DNS_DISPATCHATTR_IPV4; attrs |= DNS_DISPATCHATTR_IPV4;
break; break;
case AF_INET6: case AF_INET6:
attrs |= DNS_DISPATCHATTR_IPV6; attrs |= DNS_DISPATCHATTR_IPV6;
break; break;
default: default:
result = ISC_R_NOTIMPLEMENTED; result = ISC_R_NOTIMPLEMENTED;
goto cleanup; goto cleanup;
} }
attrmask = 0; attrmask = 0;
attrmask |= DNS_DISPATCHATTR_UDP; attrmask |= DNS_DISPATCHATTR_UDP;
attrmask |= DNS_DISPATCHATTR_TCP; attrmask |= DNS_DISPATCHATTR_TCP;
attrmask |= DNS_DISPATCHATTR_IPV4; attrmask |= DNS_DISPATCHATTR_IPV4;
attrmask |= DNS_DISPATCHATTR_IPV6; attrmask |= DNS_DISPATCHATTR_IPV6;
result = dns_dispatch_getudp(ns_g_dispatchmgr, ns_g_socketmgr, result = dns_dispatch_getudp(ns_g_dispatchmgr, ns_g_socketmgr,
ns_g_taskmgr, &dispatch->addr, 4096, ns_g_taskmgr, &dispatch->addr, 4096,
1000, 32768, 16411, 16433, 1000, 32768, 16411, 16433,
attrs, attrmask, &dispatch->dispatch); attrs, attrmask, &dispatch->dispatch);
if (result != ISC_R_SUCCESS) if (result != ISC_R_SUCCESS)
goto cleanup; goto cleanup;

28
bin/named/zoneconf.c
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@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE. * PERFORMANCE OF THIS SOFTWARE.
*/ */
/* $Id: zoneconf.c,v 1.111 2004/03/30 02:13:43 marka Exp $ */ /* $Id: zoneconf.c,v 1.112 2004/04/20 14:11:46 marka Exp $ */
#include <config.h> #include <config.h>
@ -295,11 +295,7 @@ strtoargv(isc_mem_t *mctx, char *s, unsigned int *argcp, char ***argvp) {
static void static void
checknames(dns_zonetype_t ztype, cfg_obj_t **maps, cfg_obj_t **objp) { checknames(dns_zonetype_t ztype, cfg_obj_t **maps, cfg_obj_t **objp) {
const char *zone = NULL; const char *zone = NULL;
cfg_listelt_t *element; isc_result_t result;
cfg_obj_t *type;
cfg_obj_t *value;
cfg_obj_t *check;
int i;
switch (ztype) { switch (ztype) {
case dns_zone_slave: zone = "slave"; break; case dns_zone_slave: zone = "slave"; break;
@ -307,24 +303,8 @@ checknames(dns_zonetype_t ztype, cfg_obj_t **maps, cfg_obj_t **objp) {
default: default:
INSIST(0); INSIST(0);
} }
for (i = 0; maps[i] != NULL; i++) { result = ns_checknames_get(maps, zone, objp);
check = NULL; INSIST(result == ISC_R_SUCCESS);
cfg_map_get(maps[i], "check-names", &check);
if (check != NULL && !cfg_obj_islist(check)) {
*objp = check;
return;
}
for (element = cfg_list_first(check);
element != NULL;
element = cfg_list_next(element)) {
value = cfg_listelt_value(element);
type = cfg_tuple_get(value, "type");
if (strcasecmp(cfg_obj_asstring(type), zone) == 0) {
*objp = cfg_tuple_get(value, "mode");
return;
}
}
}
} }
isc_result_t isc_result_t