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dual-stack: return soa when ipv4 exists in cache

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This commit is contained in:
Nick Peng
2022-04-30 08:46:30 +08:00
parent c561ae2fc5
commit c92615e6cd
1 changed files with 1 additions and 1 deletions
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2
src/dns_server.c
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@@ -2888,7 +2888,7 @@ static int _dns_server_process_cache(struct dns_request *request)
if (dns_cache == NULL) {
if (request->dualstack_selection && request->qtype == DNS_T_AAAA) {
dns_cache_A = dns_cache_lookup(request->domain, DNS_T_A);
if (dns_cache_A && dns_cache_is_soa(dns_cache_A) == 0 && dns_cache_is_soa(dns_cache)) {
if (dns_cache_A && dns_cache_is_soa(dns_cache_A) == 0) {
tlog(TLOG_DEBUG, "No IPV6 Found, Force IPV4 perfered.");
if (dns_cache_get_ttl(dns_cache_A) == 0) {
uint32_t server_flags = request->server_flags;