zeek/scripts/policy/frameworks/metrics/conn-example.bro
2013-03-13 22:55:03 -04:00

26 lines
1 KiB
Text

##! An example of using the metrics framework to collect connection metrics
##! aggregated into /24 CIDR ranges.
@load base/frameworks/measurement
@load base/utils/site
event bro_init()
{
#Metrics::add_filter("conns.originated", [$aggregation_mask=24, $break_interval=1mins]);
Metrics::add_filter("conns.originated", [$every=1mins, $measure=set(Metrics::SUM),
$aggregation_table=Site::local_nets_table,
$period_finished=Metrics::write_log]);
# Site::local_nets must be defined in order for this to actually do anything.
Metrics::add_filter("conns.responded", [$every=1mins, $measure=set(Metrics::SUM),
$aggregation_table=Site::local_nets_table,
$period_finished=Metrics::write_log]);
}
event connection_established(c: connection)
{
Metrics::add_data("conns.originated", [$host=c$id$orig_h], [$num=1]);
Metrics::add_data("conns.responded", [$host=c$id$resp_h], [$num=1]);
}