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reduce memory usage of ConnPolling

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Instead of scheduling the event with the full 'connection' record,
schedule it with the smaller 'conn_id' record.
This commit is contained in:
Justin Azoff 2020-06-26 18:51:09 -04:00
parent eb1a408b6a
commit f086928c5c
1 changed files with 5 additions and 4 deletions
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9
scripts/base/protocols/conn/polling.zeek
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@ -26,14 +26,14 @@ export {
cnt: count, i: interval); cnt: count, i: interval);
} }
event ConnPolling::check(c: connection, event ConnPolling::check(id: conn_id,
callback: function(c: connection, cnt: count): interval, callback: function(c: connection, cnt: count): interval,
cnt: count) cnt: count)
{ {
if ( ! connection_exists(c$id) ) if ( ! connection_exists(id) )
return; return;
lookup_connection(c$id); # updates the conn val local c = lookup_connection(id); # updates the conn val
local next_interval = callback(c, cnt); local next_interval = callback(c, cnt);
if ( next_interval < 0secs ) if ( next_interval < 0secs )
@ -46,5 +46,6 @@ function watch(c: connection,
callback: function(c: connection, cnt: count): interval, callback: function(c: connection, cnt: count): interval,
cnt: count, i: interval) cnt: count, i: interval)
{ {
schedule i { ConnPolling::check(c, callback, cnt) }; local id = c$id;
schedule i { ConnPolling::check(id, callback, cnt) };
} }