Le 18/07/2011 19:01, Jeroen Geilman a écrit : > On 2011-07-17 20:19, mouss wrote: >> Le 17/07/2011 12:49, Thomas Zehbe a écrit : >>> Hello List, >>> >>> I have an installtion using bitdefender as a virus scanner using the >>> content_filter option. >>> bitdefender's smtp daemon listens on port 10025, in main.cf therefore >>> this is defined: >>> >>> content_filter = smtp:[127.0.0.1]:10025 >>> >>> In master.cf a second instance of smtpd is defined, listening on port >>> 10026: >>> >>> 127.0.0.1:10026 inet n - n - 10 smtpd >>> -o content_filter= -o smtp_send_xforward_command=yes >>> >>> When smtp tries to send the mail to bitdefender for scanning, this >>> happens: >>> >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 220 linuxgw.myown.net ESMTP Postfix >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: warning: host >>> 127.0.0.1[127.0.0.1] greeted me with my own hostname linuxgw.myown.net >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:> 127.0.0.1[127.0.0.1]: >>> EHLO linuxgw.myown.net >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 250-linuxgw.myown.net >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 250-PIPELINING >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 250-SIZE 502400000 >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 250-VRFY >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 250-ETRN >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 250-XVERP >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]:< 127.0.0.1[127.0.0.1]: >>> 250 8BITMIME >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: warning: host >>> 127.0.0.1[127.0.0.1] replied to HELO/EHLO with my own hostname >>> linuxgw.myown.net >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: connect to subsystem >>> private/defer >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: send attr nrequest = 0 >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: send attr flags = 0 >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: send attr queue_id = >>> 2859B35121 >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: send attr >>> original_recipient = tz@localhost >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: send attr recipient = >>> [email protected] >>> Jul 17 11:42:55 linuxgw postfix/smtp[20313]: send attr reason = mail >>> for 127.0.0.1:10025 loops back to myself >>> >>> main.cf contains >>> mydestination = $myhostname, localhost.$mydomain,$mydomain >>> >>> I think, the bitdefender uses a correct answer for the EHLO, there is >>> no way (i know of) to change the 250 answer of bitdefender. >>> >>> After a dozen hours of research any hint would be appreciated. >>> >> first, is myown.net a domain of yours, or are you hijacking it? are you >> exposing domains of others? that would be really bad... >> >> second. you need to setup different hostames for the various pieces of >> servers you use. you'll have problems if one piece connects to another >> and both think they are the same "name". with postfix, use different >> myhostname values. > > > I think that's only required if you're using multiple instances that > send SMTP mail to each other - and he's running 2.0 :) >
no. you need different names even with a single instance. as soon as one piece talks to another over the network, each needs an identity. is is easily solved with smtp_helo_hostname... > Many features we expect as given will be missing in his setup, he should > upgrade and then approach the problem fresh. > >
