RE: [Exim] SMTP Push

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Συντάκτης: Andrew Chant
Ημερομηνία:  
Προς: ph10
Υ/ο: exim-users
Αντικείμενο: RE: [Exim] SMTP Push
hi

This all sounds so easy, but there is a slight flaw in the plan. The
messages will need to be accessed by other software, so they will need to
be stored in the maildir format.

Andy

>
> A maildir file is just a message. If you aren't accessing these messages
> in any way, you should first configure Exim to deliver them into the
> maildir files in BSMTP format. That stores, for each message, the
> envelope in SMTP commands at the top of the file. Then, all you need to
> do to pass the message back is
>
> exim -bS </the/file
>
> as long as you run Exim as a trusted user (so that the envelope sender
> in the message is believed). The script I referred to would be something
> to scan the maildir directory, find all the file names, and run the
> above command for all of them. Or, more efficiently, run a single exim
> command and write all the files to it, one after the other. Hmm. Maybe
> you don't even need a script. Perhaps
>
> cat * > exim -bs
>
> would do the job, but of course you'd need some means of removing the
> files afterwards, and ensuring you didn't remove the files that had
> arrived after the "cat", so I suspect a little Perl script is probably
> best: "find file names; write to Exim; if no errors, remove files".
> Hmm again (I'm thinking as I type here), maybe we can make it even
> simpler:
>
> cd /the/maildir/directory
> mkdir sendtmp
> mv new/* sendtmp
> cat sendtmp/* > exim -bS
> rm -rf sendtmp
>
> though you should probably test the return from exim and take some
> action if it is not zero (such as moving the messages into some other
> directory and mailing the postmaster with the stderr/stdout from exim).
>
>
> -- 
> Philip Hazel            University of Cambridge Computing Service,
> ph10@???      Cambridge, England. Phone: +44 1223 334714.

>
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