zeek/testing/btest/scripts/base/protocols/conn/polling.test
Jon Siwek 68aead024a Add an example of a GridFTP data channel detection script.
It relies on the heuristics of GridFTP data channels commonly default to
SSL mutual authentication with a NULL bulk cipher and that they usually
transfer large datasets (default threshold of script is 1 GB).  The
script also defaults to skip_further_processing() after detection to try
to save cycles analyzing the large, benign connection.

Also added a script in base/protocols/conn/polling that generalizes the
process of polling a connection for interesting features.  The GridFTP
data channel detection script depends on it to monitor bytes
transferred.
2012-10-01 12:32:24 -05:00

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# @TEST-EXEC: bro -b -r $TRACES/http-100-continue.trace %INPUT >out1
# @TEST-EXEC: btest-diff out1
# @TEST-EXEC: bro -b -r $TRACES/http-100-continue.trace %INPUT stop_cnt=2 >out2
# @TEST-EXEC: btest-diff out2
@load base/protocols/conn
const stop_cnt = 10 &redef;
function callback(c: connection, cnt: count): interval
{
print "callback", c$id, cnt;
return cnt >= stop_cnt ? -1 sec : .2 sec;
}
event new_connection(c: connection)
{
print "new_connection", c$id;
ConnPolling::watch(c, callback, 0, 0secs);
}