zeek/doc/frameworks/netcontrol-4-drop.zeek
Tim Wojtulewicz ded98cd373 Copy docs into Zeek repo directly
This is based on commit 2731def9159247e6da8a3191783c89683363689c from the
zeek-docs repo.
2025-09-26 02:58:29 +00:00

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Text

function our_drop_connection(c: conn_id, t: interval)
{
# As a first step, create the NetControl::Entity that we want to block
local e = NetControl::Entity($ty=NetControl::CONNECTION, $conn=c);
# Then, use the entity to create the rule to drop the entity in the forward path
local r = NetControl::Rule($ty=NetControl::DROP,
$target=NetControl::FORWARD, $entity=e, $expire=t);
# Add the rule
local id = NetControl::add_rule(r);
if ( id == "" )
print "Error while dropping";
}
event NetControl::init()
{
local debug_plugin = NetControl::create_debug(T);
NetControl::activate(debug_plugin, 0);
}
event connection_established(c: connection)
{
our_drop_connection(c$id, 20 secs);
}