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cache: support expired domain prefetch

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This commit is contained in:
Nick Peng
2022-06-12 19:17:10 +08:00
parent 995bee4088
commit 1873a0c336
4 changed files with 120 additions and 33 deletions
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src/dns_conf.c
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@@ -63,7 +63,7 @@ int dns_conf_max_reply_ip_num = DNS_MAX_REPLY_IP_NUM;
int dns_conf_cachesize = DEFAULT_DNS_CACHE_SIZE;
int dns_conf_prefetch = 0;
int dns_conf_serve_expired = 1;
int dns_conf_serve_expired_ttl = 0;
int dns_conf_serve_expired_ttl = 24 * 3600; /* 1 day */
int dns_conf_serve_expired_reply_ttl = 3;
/* upstream servers */