Re: [Exim] Referencing re-injected mails with the original

At 10:28 +0200 Joachim Wieland wrote:

>> One could in Exim 4 write a local_scan() function avoiding the need to
>> reinject at all!
>
>What are the possibilities to prevent a DOS when using local_scan() ?

The same as when not.. the smtp_* options in the main configuration spring
to mind. smtp_ratelimit_mail seems (after glossing the spec ;)
particularly relevant.

>Furthermore I don't want to reject spam mails alltogether since the
>heuristics may give wrong results.

The function can add headers which users can parse individually.

Matt