zeek/scripts/policy/protocols/conn/conn-stats-per-host.bro
2013-03-13 22:55:03 -04:00

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967 B
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@load base/protocols/conn
@load base/frameworks/measurement
event bro_init() &priority=5
{
Metrics::add_filter("conn.orig.data",
[$every=5mins,
$measure=set(Metrics::VARIANCE, Metrics::AVG, Metrics::MAX, Metrics::MIN, Metrics::STD_DEV),
$period_finished=Metrics::write_log]);
Metrics::add_filter("conn.resp.data",
[$every=5mins,
$measure=set(Metrics::VARIANCE, Metrics::AVG, Metrics::MAX, Metrics::MIN, Metrics::STD_DEV),
$period_finished=Metrics::write_log]);
}
event connection_state_remove(c: connection)
{
if ( ! (c$conn$conn_state == "SF" && c$conn$proto == tcp) )
return;
if ( Site::is_local_addr(c$id$orig_h) )
Metrics::add_data("conn.orig.data", [$host=c$id$orig_h], [$num=c$orig$size]);
if ( Site::is_local_addr(c$id$resp_h) )
Metrics::add_data("conn.resp.data", [$host=c$id$resp_h], [$num=c$resp$size]);
}