mirror of
https://github.com/zeek/zeek.git
synced 2025-10-05 08:08:19 +00:00
d9321e2203
The file_new event now takes over the function of file_type, file_bof, and file_bof_buffer.
37 lines
879 B
Text
37 lines
879 B
Text
##! This script is for optionally adding a body excerpt to the SMTP
|
|
##! entities log.
|
|
|
|
@load ./entities
|
|
|
|
module SMTP;
|
|
|
|
export {
|
|
redef record SMTP::EntityInfo += {
|
|
## The entity body excerpt.
|
|
excerpt: string &log &default="";
|
|
};
|
|
|
|
## This is the default value for how much of the entity body should be
|
|
## included for all MIME entities. The lesser of this value and
|
|
## :bro:see:`default_file_bof_buffer_size` will be used.
|
|
const default_entity_excerpt_len = 0 &redef;
|
|
}
|
|
|
|
event file_new(f: fa_file) &priority=5
|
|
{
|
|
if ( ! f?$source ) return;
|
|
if ( f$source != "SMTP" ) return;
|
|
if ( ! f?$bof_buffer ) return;
|
|
if ( ! f?$conns ) return;
|
|
|
|
for ( cid in f$conns )
|
|
{
|
|
local c: connection = f$conns[cid];
|
|
|
|
if ( ! c?$smtp ) next;
|
|
|
|
if ( default_entity_excerpt_len > 0 )
|
|
c$smtp$current_entity$excerpt =
|
|
f$bof_buffer[0:default_entity_excerpt_len];
|
|
}
|
|
}
|