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Profiling support for DNS_Mgr and triggers.

Browse source 
With misc/profiling.bro, both now report a line in prof.log with some
counters on usage.
This commit is contained in:
Robin Sommer 2011-10-09 16:28:46 -07:00
parent bd9c937236
commit df4a22a27d
6 changed files with 77 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

27
src/DNS_Mgr.cc
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@ -370,6 +370,9 @@ DNS_Mgr::DNS_Mgr(DNS_MgrMode arg_mode)
cache_name = dir = 0;
asyncs_pending = 0;
num_requests = 0;
successful = 0;
failed = 0;
}
DNS_Mgr::~DNS_Mgr()
@ -952,6 +955,8 @@ void DNS_Mgr::IssueAsyncRequests()
AsyncRequest* req = asyncs_queued.front();
asyncs_queued.pop_front();
++num_requests;
DNS_Mgr_Request* dr;
if ( req->IsAddrReq() )
dr = new DNS_Mgr_Request(req->host);
@ -961,6 +966,7 @@ void DNS_Mgr::IssueAsyncRequests()
if ( ! dr->MakeRequest(nb_dns) )
{
reporter->Warning("can't issue DNS request");
++failed;
req->Timeout();
continue;
}
@ -995,10 +1001,16 @@ void DNS_Mgr::CheckAsyncAddrRequest(dns_mgr_addr_type addr, bool timeout)
{
const char* name = LookupAddrInCache(addr);
if ( name )
{
++successful;
i->second->Resolved(name);
}
else if ( timeout )
{
++failed;
i->second->Timeout();
}
else
return;
@ -1024,12 +1036,16 @@ void DNS_Mgr::CheckAsyncHostRequest(const char* host, bool timeout)
if ( addrs )
{
++successful;
i->second->Resolved(addrs);
Unref(addrs);
}
else if ( timeout )
{
++failed;
i->second->Timeout();
}
else
return;
@ -1146,3 +1162,14 @@ int DNS_Mgr::AnswerAvailable(int timeout)
return status;
}
void DNS_Mgr::GetStats(Stats* stats)
{
stats->requests = num_requests;
stats->successful = successful;
stats->failed = failed;
stats->pending = asyncs_pending;
stats->cached_hosts = host_mappings.Length();
stats->cached_addresses = addr_mappings.Length();
}