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openwrt/package/network/services/dnsmasq/patches/0006-Fix-spurious-AD-flags-...

121 lines
3.5 KiB
Diff

From 6f7812d97bc8f87004c0a5069c6c94c64af78106 Mon Sep 17 00:00:00 2001
From: Simon Kelley <simon@thekelleys.org.uk>
Date: Tue, 23 Oct 2018 23:54:44 +0100
Subject: [PATCH 06/32] Fix spurious AD flags in some DNS replies from local
config.
Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
---
src/rfc1035.c | 42 ++++++++++++++++++++++++------------------
1 file changed, 24 insertions(+), 18 deletions(-)
--- a/src/rfc1035.c
+++ b/src/rfc1035.c
@@ -1330,7 +1330,7 @@ size_t answer_request(struct dns_header
{
if (t->class == qclass && hostname_isequal(name, t->name))
{
- ans = 1;
+ ans = 1, sec_data = 0;
if (!dryrun)
{
unsigned long ttl = daemon->local_ttl;
@@ -1370,7 +1370,7 @@ size_t answer_request(struct dns_header
addr.addr.rcode.rcode = NOTIMP;
log_query(F_CONFIG | F_RCODE, name, &addr, NULL);
}
- ans = 1;
+ ans = 1, sec_data = 0;
}
}
}
@@ -1725,7 +1725,7 @@ size_t answer_request(struct dns_header
}
else if (is_name_synthetic(flag, name, &addr))
{
- ans = 1;
+ ans = 1, sec_data = 0;
if (!dryrun)
{
log_query(F_FORWARD | F_CONFIG | flag, name, &addr, NULL);
@@ -1763,25 +1763,27 @@ size_t answer_request(struct dns_header
for (rec = daemon->mxnames; rec; rec = rec->next)
if (!rec->issrv && hostname_isequal(name, rec->name))
{
- ans = found = 1;
- if (!dryrun)
- {
- int offset;
- log_query(F_CONFIG | F_RRNAME, name, NULL, "<MX>");
- if (add_resource_record(header, limit, &trunc, nameoffset, &ansp, daemon->local_ttl,
- &offset, T_MX, C_IN, "sd", rec->weight, rec->target))
- {
- anscount++;
- if (rec->target)
- rec->offset = offset;
- }
- }
+ ans = found = 1;
+ sec_data = 0;
+ if (!dryrun)
+ {
+ int offset;
+ log_query(F_CONFIG | F_RRNAME, name, NULL, "<MX>");
+ if (add_resource_record(header, limit, &trunc, nameoffset, &ansp, daemon->local_ttl,
+ &offset, T_MX, C_IN, "sd", rec->weight, rec->target))
+ {
+ anscount++;
+ if (rec->target)
+ rec->offset = offset;
+ }
+ }
}
if (!found && (option_bool(OPT_SELFMX) || option_bool(OPT_LOCALMX)) &&
cache_find_by_name(NULL, name, now, F_HOSTS | F_DHCP | F_NO_RR))
{
ans = 1;
+ sec_data = 0;
if (!dryrun)
{
log_query(F_CONFIG | F_RRNAME, name, NULL, "<MX>");
@@ -1802,6 +1804,7 @@ size_t answer_request(struct dns_header
if (rec->issrv && hostname_isequal(name, rec->name))
{
found = ans = 1;
+ sec_data = 0;
if (!dryrun)
{
int offset;
@@ -1838,6 +1841,7 @@ size_t answer_request(struct dns_header
if (!found && option_bool(OPT_FILTER) && (qtype == T_SRV || (qtype == T_ANY && strchr(name, '_'))))
{
ans = 1;
+ sec_data = 0;
if (!dryrun)
log_query(F_CONFIG | F_NEG, name, NULL, NULL);
}
@@ -1850,6 +1854,7 @@ size_t answer_request(struct dns_header
if (hostname_isequal(name, na->name))
{
ans = 1;
+ sec_data = 0;
if (!dryrun)
{
log_query(F_CONFIG | F_RRNAME, name, NULL, "<NAPTR>");
@@ -1862,11 +1867,12 @@ size_t answer_request(struct dns_header
}
if (qtype == T_MAILB)
- ans = 1, nxdomain = 1;
+ ans = 1, nxdomain = 1, sec_data = 0;
if (qtype == T_SOA && option_bool(OPT_FILTER))
{
- ans = 1;
+ ans = 1;
+ sec_data = 0;
if (!dryrun)
log_query(F_CONFIG | F_NEG, name, &addr, NULL);
}