I don't see why this can't be done.  Once SPF support is added, it 
should be pretty trivial to add a flag to control what spamdyke does 
with it.

-- Sam Clippinger

Eric Shubert wrote:
> Eric Shubert wrote:
>   
>> Hey Sam (et al),
>>
>> I just came across a situation where I wanted to whitelist a vendor 
>> (dyndns.com), so I requested their rDNS names. They cordially replied 
>> that they use various servers, and gave me their SPF record as 
>> reference. Then a little light went on. Spamdyke could do this for me.
>>
>> How about a spf-whitelist option, similar to the other whitelist 
>> options, that would read the SPF record for the sending domain and 
>> automatically whitelist according to the SPF rules found. This would 
>> effectively say, "whitelist whatever servers are listed in the domain's 
>> SPF record - I'll trust their SPF record".
>>
>> I know this isn't trivial because of the variety of ways that senders 
>> can be specified in SPF, but I think the feature would be very useful.
>>
>> I would guess that most users would want to implement this only for 
>> certain domains. I'm not sure if turning it on globally would be ok to 
>> do or not. I'm thinking probably no, but it might be a nice option for some.
>>
>> Thoughts?
>>
>>     
>
> I know you have SPF listed under TODO LATER in TODO.txt, but it's listed 
> along with some other schemes which I believe are more involved to fully 
> implement. I see this more of an enhancement of spamdyke's whitelisting 
> capabilities than an outright SPF implementation. FWIW.
>
>   
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