Great Circle Associates Majordomo-Workers
(January 1996)
 

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Subject: Re: Interesting loop
From: Brent @ GreatCircle . COM (Brent Chapman)
Date: Wed, 10 Jan 1996 11:06:22 +0100
To: Mark Cheverton <sparky @ hypereality . co . uk>, majordomo-workers @ greatcircle . com

At 4:40 PM 1/10/96, Mark Cheverton wrote:
>Hi,
>        I have just moved majordomo from one machine to another
>making the mistake of not setting the group permission on
>/usr/local/etc/majordomo to write. THis had the following
>interesting effect:
>        Someone would subscribe and they would get back a succeded
>message, but majordomo hadnt actually done it but was in the process.
>Hence it had locked the list file and was trying to update it. The
>mailer quit with unknown error 13 and every hour (how the sendmail
>is configured) tried to send the subscription message again causeing
>another subscription succeeded message to be sent out but still not
>being able to do anything on the locked file.
>        I know this is because I had it setup wrongly but maybe majordomo
>should be written so that it only sends out the succeeded message when
>its actually done and put you on the list - avoiding such repeated email
>loops.

It _was_ written that way originally.  Success messages didn't go out until
the action had actually succeeded.  If that's no longer true, then somebody
made the change in later versions when I wasn't looking, and I think it was
a bad idea.


-Brent

----------------------+----------------------------+------------------------
Brent Chapman         | Great Circle Associates    | 1057 West Dana Street
Brent@GreatCircle.COM | http://www.greatcircle.com | Mountain View, CA 94041
----------------------+----------------------------+------------------------
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