[CentOS] Postfix header check help - SOLVED
dean.plant at roke.co.uk
Wed Jan 14 10:40:18 UTC 2009
> Plant, Dean a écrit :
>> Hi list,
>> I have a requirement for a mail server that only allows email to pass
>> with a particular word in the subject line.
>> Reading the header checks docs for Postfix I thought I may be able
>> to add this rule:
>> !/^Subject: .*dingdong/ REJECT Need to add dingdong to subject line
>> to send
>> Which should reject all mail unless the subject line contains
>> "dingdong". Unfortunately this seems to block all mail from passing.
> if /^Subject:/
> !/dingdong/ REJECT blah blah
>> Removing the "!" works as expected and the server allows all mail to
>> pass, unless dingdong is in the subject line which is rejected.
>> Is this rule valid? Or is there a better way to make this work?
> the rule is (syntactically) valid. but it doesn't do what you want.
> take the following header:
> Date: Tue, 13 Jan 2009 15:51:40 -0000
> does it contain "dingdong"? does it start with "Subject"? so it's a
Thank you. Your example works as expected. It seems I was focusing only on the subject line but as you pointed out header checks apply to all headers.
More information about the CentOS