[sr-dev] git:master:0846ddd9: core: dns cache - option to set local ttl to overwrite the global value

Module: kamailio Branch: master Commit: 0846ddd9eb79eeb0f93535ad65c75670f026941b URL: https://github.com/kamailio/kamailio/commit/0846ddd9eb79eeb0f93535ad65c7567… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2022-04-09T15:36:32+02:00 core: dns cache - option to set local ttl to overwrite the global value --- Modified: src/core/dns_cache.c Modified: src/core/dns_cache.h --- Diff: https://github.com/kamailio/kamailio/commit/0846ddd9eb79eeb0f93535ad65c7567… Patch: https://github.com/kamailio/kamailio/commit/0846ddd9eb79eeb0f93535ad65c7567… --- diff --git a/src/core/dns_cache.c b/src/core/dns_cache.c index 58247265eb..d6826f0707 100644 --- a/src/core/dns_cache.c +++ b/src/core/dns_cache.c @@ -88,12 +88,15 @@ struct t_dns_cache_stats* dns_cache_stats=0; #define LOCK_DNS_HASH() lock_get(dns_hash_lock) #define UNLOCK_DNS_HASH() lock_release(dns_hash_lock) +static int _dns_local_ttl = 0; + #define FIX_TTL(t) \ - (((t)<cfg_get(core, core_cfg, dns_cache_min_ttl))? \ - cfg_get(core, core_cfg, dns_cache_min_ttl): \ - (((t)>cfg_get(core, core_cfg, dns_cache_max_ttl))? \ - cfg_get(core, core_cfg, dns_cache_max_ttl): \ - (t))) + ((_dns_local_ttl>0)?_dns_local_ttl: \ + (((t)<cfg_get(core, core_cfg, dns_cache_min_ttl))? \ + cfg_get(core, core_cfg, dns_cache_min_ttl): \ + (((t)>cfg_get(core, core_cfg, dns_cache_max_ttl))? \ + cfg_get(core, core_cfg, dns_cache_max_ttl): \ + (t)))) struct dns_hash_head{ @@ -132,6 +135,10 @@ static const char* dns_str_errors[]={ }; +void dns_set_local_ttl(int ttl) +{ + _dns_local_ttl = ttl; +} /* param: err (negative error number) */ const char* dns_strerror(int err) diff --git a/src/core/dns_cache.h b/src/core/dns_cache.h index 0ec919f2d2..f8ae153a30 100644 --- a/src/core/dns_cache.h +++ b/src/core/dns_cache.h @@ -374,5 +374,6 @@ int dns_cache_delete_single_record(unsigned short type, str *value, int flags); +void dns_set_local_ttl(int ttl); #endif