zeek/scripts/policy/protocols/conn/community-id-logging.zeek
2023-04-24 09:43:19 +02:00

26 lines
641 B
Text

##! Adds community hash IDs to conn.log.
@load base/protocols/conn
module CommunityID;
export {
# An unsigned 16-bit number to seed our hashing
option seed: count = 0;
# Whether to add a base64 pass over the hash digest.
# Enabled by default, since it shortens the output.
option do_base64: bool = T;
# Add the ID string field to the connection log record.
redef record Conn::Info += {
community_id: string &optional &log;
};
}
module Conn;
event new_connection(c: connection)
{
Conn::set_conn(c, F); # likely first to access :-/
c$conn$community_id = community_id_v1(c$id, CommunityID::seed, CommunityID::do_base64);
}