Am 12.11.2010 19:08, schrieb mouss: > Le 12/11/2010 16:01, Robert Schetterer a écrit : >> Am 12.11.2010 15:24, schrieb Jeroen Geilman: >>> On 11/12/2010 03:19 PM, Robert Schetterer wrote: >>>> Hi , this isnt really a dovecot/postfix question >>>> in dove lda, there is sendmail_path = >>>> someone tried other progs here like mini_sendmail ? >>>> >>>> http://www.acme.com/software/mini_sendmail/ >>>> >>>> i.e for using a default from forwarder address when sending >>>> redirects by >>>> sieve....is a stupid idea? >>>> > > > the devil is in the details: what happens if the wrapper can't send > mail? will mail be lost? if not, will the right error be returned (so > that the calling MTA knows whether to bounce or to retry)? > > the advantage with a real MTA (Sendmail, postfix, ...) is that the > associated sendmail command will take responsibility for the message: if > the message can't be sent now, it will be queued and sent later. > > > you can certainly write an smtp client that is run by your sieve script. > it should return a "correct" error if it fails (by correct, I mean: temp > error if the error is temporary, fatal otherwise. better get this right. > if unsure, forget about this story and use the usual tools, which > already implement all this stuff correctly!). you also need to avoid > creatin infinite loops. .. etc. at some point, you'll need to see if the > little performance gain is worth all this trouble. > > >>>> >>> >>> I don't know about stupid, but since postfix comes with its own sendmail >>> binary which is option-compatible with the original sendmail, why >>> bother ? >>> >>>> background, some other mail providers use a default sender forwarder >>>> mailaddress when redirect >>>> this may avoid problems at forwarding with spf etc >>>> >>>> any other idea to reach this goal, pipe etc? >>>> >>> Just re-inject back to postfix, over a different socket if you like, >>> yes. >>> That way you can circumvent the normal checks done on mail submission >>> via sendmail (there aren't many though). >>> >>> >> hm, maybe a wrapper for postfix senmail is enough to set a default from >> address , i see i have to study man pages, dont know if this is possible >> yet, i dont see how reinject with sendmail yet ... >> > > the "general" syntax is > sendmail -f sender rcpt1 rcpt2 ... < messagefile > > but I have no idea how to run this from a dovecot sieve script...
the clean way would be sieve redirect/forward as attachment but as far i googled this isnt implemented yet i investigate now using enotify sieve with attachment orginal mail is possible -- Best Regards MfG Robert Schetterer
