On 8/13/2014 6:44 AM, Erik Logtenberg wrote: > Hi, any chance someone could comment on this? > > Thanks! > > > -------- Original Message -------- > Subject: Combining sender_dependent_relayhost_maps and > smtp_sasl_password_maps > Date: Fri, 08 Aug 2014 11:11:20 +0200 > From: Erik Logtenberg <e...@logtenberg.eu> > To: postfix-users@postfix.org > > Hi, > > I am trying to use the functionality of sender_dependent_relayhost_maps > and smtp_sasl_password_maps, but I run into an issue. > > With sender_dependent_relayhost_maps I can configure postfix to use the > right relayhosts for different senders. I use this because I have many > email accounts, but I want to use only my own email server to send mail > from all my different desktop and mobile MUA's. > Several of these email accounts have features like domain keys, so my > mailserver needs to distribute those mails to the right relayhost for > them to get signed. > > Now of course these relayhosts also require authenticated smtp. So I use > smtp_sasl_password_maps to configure the credentials used for the > several authenticated smtp accounts that need to be relayed. > However, smtp_sasl_password_maps aren't sender dependent, but relayhost > dependent. And that's where I run into problems. > > As long as I only have one sender that needs a certain relayhost, there > are no problems. I configure sender_dependent_relayhost_maps for > accountA to use relayhostA, and I configure smtp_sasl_password_maps for > relayhostA to use credentialsA, easy enough. > > However, as soon as I have a second account that uses the same > relayhost, I run into trouble. I can configure accountB to use > relayhostA no problem. But now I can't configure relayhostA to use > credentialsB... > > This relayhost is smart enough to only allow credentialsA for accountA > and credentialsB for accountB, so I can't just use credentialsA only. > > What is the best way to handle this? > > Thanks, > > Erik. > >
Perhaps you're looking for this: http://www.postfix.org/postconf.5.html#smtp_sender_dependent_authentication http://www.postfix.org/postconf.5.html#smtp_sasl_password_maps -- Noel Jones
