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mirror of https://gitlab.isc.org/isc-projects/bind9 synced 2025-09-01 06:55:30 +00:00

check for in-view zones colliding with other zone definitions; also check the syntax of the in-view zone name

This commit is contained in:
Mark Andrews
2018-03-05 11:53:18 +11:00
parent ca55c672b0
commit 3e7e280040

View File

@@ -1893,7 +1893,7 @@ check_zoneconf(const cfg_obj_t *zconfig, const cfg_obj_t *voptions,
cfg_aclconfctx_t *actx, isc_log_t *logctx, isc_mem_t *mctx)
{
const char *znamestr;
const char *typestr;
const char *typestr = NULL;
unsigned int ztype;
const cfg_obj_t *zoptions, *goptions = NULL;
const cfg_obj_t *obj = NULL;
@@ -1937,25 +1937,8 @@ check_zoneconf(const cfg_obj_t *zconfig, const cfg_obj_t *voptions,
obj = NULL;
(void)cfg_map_get(zoptions, "in-view", &obj);
if (obj != NULL) {
const cfg_obj_t *fwd = NULL;
unsigned int maxopts = 1;
(void)cfg_map_get(zoptions, "forward", &fwd);
if (fwd != NULL)
maxopts++;
fwd = NULL;
(void)cfg_map_get(zoptions, "forwarders", &fwd);
if (fwd != NULL)
maxopts++;
if (cfg_map_count(zoptions) > maxopts) {
cfg_obj_log(zconfig, logctx, ISC_LOG_ERROR,
"zone '%s': 'in-view' used "
"with incompatible zone options",
znamestr);
return (ISC_R_FAILURE);
}
return (ISC_R_SUCCESS);
}
ztype = CFG_ZONE_INVIEW;
} else {
obj = NULL;
(void)cfg_map_get(zoptions, "type", &obj);
if (obj == NULL) {
@@ -2018,6 +2001,7 @@ check_zoneconf(const cfg_obj_t *zconfig, const cfg_obj_t *voptions,
return (ISC_R_FAILURE);
}
}
}
/*
* Look for an already existing zone.
@@ -2053,6 +2037,28 @@ check_zoneconf(const cfg_obj_t *zconfig, const cfg_obj_t *voptions,
ula = ISC_TRUE;
}
if (ztype == CFG_ZONE_INVIEW) {
const cfg_obj_t *fwd = NULL;
unsigned int maxopts = 1;
(void)cfg_map_get(zoptions, "forward", &fwd);
if (fwd != NULL)
maxopts++;
fwd = NULL;
(void)cfg_map_get(zoptions, "forwarders", &fwd);
if (fwd != NULL)
maxopts++;
if (cfg_map_count(zoptions) > maxopts) {
cfg_obj_log(zconfig, logctx, ISC_LOG_ERROR,
"zone '%s': 'in-view' used "
"with incompatible zone options",
znamestr);
if (result == ISC_R_SUCCESS)
result = ISC_R_FAILURE;
}
return (result);
}
/*
* Check if value is zero.
*/