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-rw-r--r--src/dns.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/dns.cpp b/src/dns.cpp
index 14305ccab..3d3bc947f 100644
--- a/src/dns.cpp
+++ b/src/dns.cpp
@@ -121,7 +121,7 @@ class CacheTimer : public Timer
DNS* dns;
public:
CacheTimer(DNS* thisdns)
- : Timer(3600, ServerInstance->Time(), true), dns(thisdns) { }
+ : Timer(5*60, ServerInstance->Time(), true), dns(thisdns) { }
virtual void Tick(time_t)
{
@@ -162,6 +162,8 @@ class RequestTimeout : public Timer
CachedQuery::CachedQuery(const std::string &res, QueryType qt, unsigned int ttl) : data(res), type(qt)
{
+ if (ttl > 5*60)
+ ttl = 5*60;
expires = ServerInstance->Time() + ttl;
}
@@ -1058,7 +1060,11 @@ void DNS::HandleEvent(EventType, int)
ServerInstance->stats->statsDnsGood++;
if (!this->GetCache(res.original.c_str()))
+ {
+ if (cache->size() >= MAX_CACHE_SIZE)
+ cache->clear();
this->cache->insert(std::make_pair(res.original.c_str(), CachedQuery(res.result, res.type, res.ttl)));
+ }
Classes[res.id]->OnLookupComplete(res.result, res.ttl, false);
delete Classes[res.id];