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dns_server: fixed rcode error issue

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This commit is contained in:
Nick Peng
2022-11-10 19:35:55 +08:00
parent 93af473e08
commit 9974c50dbb
1 changed files with 8 additions and 4 deletions
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12
src/dns_server.c
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@@ -2553,6 +2553,10 @@ static int _dns_server_process_answer(struct dns_request *request, const char *d
} }
request->remote_server_fail = 0; request->remote_server_fail = 0;
if (request->rcode == DNS_RC_SERVFAIL) {
request->rcode = packet->head.rcode;
}
for (j = 1; j < DNS_RRS_END; j++) { for (j = 1; j < DNS_RRS_END; j++) {
rrs = dns_get_rrs_start(packet, j, &rr_count); rrs = dns_get_rrs_start(packet, j, &rr_count);
for (i = 0; i < rr_count && rrs; i++, rrs = dns_get_rrs_next(packet, rrs)) { for (i = 0; i < rr_count && rrs; i++, rrs = dns_get_rrs_next(packet, rrs)) {
@@ -2641,6 +2645,10 @@ static int _dns_server_passthrough_rule_check(struct dns_request *request, const
} }
request->remote_server_fail = 0; request->remote_server_fail = 0;
if (request->rcode == DNS_RC_SERVFAIL) {
request->rcode = packet->head.rcode;
}
for (j = 1; j < DNS_RRS_END; j++) { for (j = 1; j < DNS_RRS_END; j++) {
rrs = dns_get_rrs_start(packet, j, &rr_count); rrs = dns_get_rrs_start(packet, j, &rr_count);
for (i = 0; i < rr_count && rrs; i++, rrs = dns_get_rrs_next(packet, rrs)) { for (i = 0; i < rr_count && rrs; i++, rrs = dns_get_rrs_next(packet, rrs)) {
@@ -2910,10 +2918,6 @@ static void _dns_server_query_end(struct dns_request *request)
_dns_server_request_complete(request); _dns_server_request_complete(request);
} }
/* If upstream return noting but NOERROR, force NOERROR */
if (ip_num == 0 && request_wait == 1 && request->remote_server_fail == 0 && request->has_soa == 0) {
request->rcode = DNS_RC_NOERROR;
}
out: out:
_dns_server_request_release(request); _dns_server_request_release(request);
} }