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Allow constructed prefixes in auth zones.

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This commit is contained in:
Simon Kelley
2012-12-28 11:29:01 +00:00
parent 1962446269
commit 60225f4e75
1 changed files with 17 additions and 1 deletions
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18
src/auth.c
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@@ -46,6 +46,21 @@ static struct subnet *filter_zone(struct auth_zone *zone, int flag, struct all_a
return NULL;
}
static int filter_constructed_dhcp(int flag, struct all_addr *addr_u)
{
#ifdef HAVE_DHCP6
struct dhcp_context *context;
if (flag | F_IPV6)
for (context = daemon->dhcp6; context; context = context->next)
if ((context->flags & CONTEXT_CONSTRUCTED) &&
is_same_net6(&(addr_u->addr.addr6), &context->start6, context->prefix))
return 1;
#endif
return 0;
}
static int in_zone(struct auth_zone *zone, char *name, char **cut)
{
size_t namelen = strlen(name);
@@ -415,7 +430,8 @@ size_t answer_auth(struct dns_header *header, char *limit, size_t qlen, time_t n
do
{
nxdomain = 0;
if ((crecp->flags & flag) && filter_zone(zone, flag, &(crecp->addr.addr)))
if ((crecp->flags & flag) &&
(filter_zone(zone, flag, &(crecp->addr.addr)) || filter_constructed_dhcp(flag, &(crecp->addr.addr))))
{
*cut = '.'; /* restore domain part */
log_query(crecp->flags, name, &crecp->addr.addr, record_source(crecp->uid));