On Thu, Oct 30, 2003 at 11:16:54AM +0100, Andreas Metzler wrote:
> On Thu, Oct 30, 2003 at 10:34:48AM +1100, Peter D. Gray wrote:
>> I am moving from sendmail to exim and writing a config file. I use
>> the sendmail generics feature to rewrite the local user part of
>> addresses, both incoming and outgoing. I have got my exim config to
>> do the same thing but the rule is a bit messy and I just want a few
>> other eyes on it to tell me if my approach is sane.
>
> > The rewrite rule is
>
> > # If they are generic domains, rewrite local part
> >
>> *@* "${if eq
>> {${lookup{$domain}lsearch{GENERIC_DOMAINS}{OK}fail}}{OK}\
>> {${lookup{$local_part}dbm{GENERIC_MAP}{$value}fail}@$domain}fail}"
>> Eh
> [...]
>
> In exim4 rewrite patterns are address-lists, so something like this
> might work, while being more readable:
>
> *@lsearch;GENERIC_DOMAINS \
> ${lookup{$local_part}dbm{GENERIC_MAP}{$value}fail}@$domain Eh
>
Works perfectly and is, as you say, much more readable.
Thanks Andreas.
I think it would be better if the value of $value stayed
available after the lookup until another lookup is
performed. In other words, do not revert it at the end
of a substitution.
Comments?
Regards,
pdg
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