Sat, 27 Aug 2005 17:34:02 +0000

exim4.conf for *.debian.org

Today I have spent a little bit of time on trying to provide an exim4.conf for the Debian hosts, which currently still feature exim v3. I started by grabbing a couple of /etc/exim/exim.conf from a number of Debian hosts. And only after a ls -l I was surprised, although the comment on the top of the file says # It is installed as part of the debian.org package -- don't edit this file all the seven exim.confs were slightly different. I tried to guess which one was the newest revision and chose merkel's configuration as starting point.
convert4r4 produced a good starting point. It only completely fails to convert ${lookup{alice:uid}lsearch{}{$value}} to ${extract{uid}{${lookup{alice}lsearch{}}}}. I fixed these and went throught the file line by line, cleaning it up and rearranging comments and have now got something that probably (I have not made any tests yet) makes exim4 behave as exim v3 did. It is available as ~ametzler/exim4.conf.merkel on merkel.d.o.
I was quite surprised that LDAP is not accessed directly and even more that receiver_verify was not set. I wonder whether this was done intentionally against dictionary attacks or whether the default was accepted.

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Posted by Andreas Metzler | Permanent link | File under: debian