Oops wrong, forgot about reject... (I tested on my system and I currently have 
no outgoing rejects)

grep "postfix/smtp\[" LOGFILE | grep -i "reject" | grep -io 
"\]\:\s[0123456789ABCDEF]*\:" | grep -io "[0123456789ABCDEF]*" | grep -f - 
LOGFILE | grep "postfix/qmgr\[" | grep "from="


-----Ursprungligt meddelande-----
Från: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] 
För Christian Ro¨ßner
Skickat: den 16 januari 2017 15:17
Till: Sebastian Nielsen <sebast...@sebbe.eu>
Kopia: Postfix users <postfix-users@postfix.org>
Ämne: Re: [Feature-request for 3.2] log from= in postfix/smtp - or looking for 
unknown option [invalid signature!] [invalid signature!]

Hi,

not smtpd ;-) smtp client

> Am 16.01.2017 um 15:08 schrieb Sebastian Nielsen <sebast...@sebbe.eu>:
> 
> It do log from=.
> Default config from debian:
> 
> root@linuxlite-desktop:/var/log# grep NOQUEUE syslog.1 Jan 15 11:12:37 
> linuxlite-desktop postfix/smtpd[31407]: NOQUEUE: reject: RCPT from 
> unknown[202.12.83.69]: 554 5.7.1 <sebast...@sebbe.eu>: Sender address 
> rejected: Access denied; from=<sebast...@sebbe.eu> 
> to=<sebast...@sebbe.eu> proto=ESMTP 
> helo=<202-12-83-69-dynamic.mangalore.cscnet.in>
> Jan 15 11:12:42 linuxlite-desktop postfix/smtpd[31409]: NOQUEUE: 
> reject: RCPT from unknown[202.12.83.69]: 554 5.7.1 
> <sebast...@sebbe.eu>: Sender address rejected: Access denied; 
> from=<sebast...@sebbe.eu> to=<sebast...@sebbe.eu> proto=ESMTP 
> helo=<202-12-83-69-dynamic.mangalore.cscnet.in>
> Jan 15 12:57:05 linuxlite-desktop postfix/smtpd[32440]: NOQUEUE: 
> reject: RCPT from 1-160-42-66.dynamic.hinet.net[1.160.42.66]: 554 
> 5.7.1 <g...@linwayedm.com.tw>: Relay access denied; 
> from=<d...@email.cta.cq.cnt> to=<g...@linwayedm.com.tw> proto=SMTP 
> helo=<46.227.69.210> Jan 15 14:28:40 linuxlite-desktop 
> postfix/smtpd[956]: NOQUEUE: reject: RCPT from unknown[114.130.4.61]: 
> 554 5.7.1 <eax...@yahoo.com>: Relay access denied; from=<x...@ore.net> 
> to=<eax...@yahoo.com> proto=ESMTP helo=<192.168.0.137> Jan 15 16:15:46 
> linuxlite-desktop postfix/smtpd[2263]: NOQUEUE: reject: RCPT from 
> 111-251-109-66.dynamic.hinet.net[111.251.109.66]: 554 5.7.1 
> <g...@linwayedm.com.tw>: Relay access denied; 
> from=<d...@email.cta.cq.cnt> to=<g...@linwayedm.com.tw> proto=SMTP 
> helo=<46.227.69.210> Jan 15 19:52:43 linuxlite-desktop 
> postfix/smtpd[4638]: NOQUEUE: reject: RCPT from 
> 1-160-42-242.dynamic.hinet.net[1.160.42.242]: 554 5.7.1 
> <g...@linwayedm.com.tw>: Relay access denied; 
> from=<d...@email.cta.cq.cnt> to=<g...@linwayedm.com.tw> proto=SMTP 
> helo=<46.227.69.210> Jan 16 00:16:50 linuxlite-desktop 
> postfix/smtpd[7278]: NOQUEUE: reject: RCPT from 
> 1-162-232-106.dynamic.hinet.net[1.162.232.106]: 554 5.7.1 
> <g...@linwayedm.com.tw>: Relay access denied; 
> from=<d...@email.cta.cq.cnt> to=<g...@linwayedm.com.tw> proto=SMTP 
> helo=<46.227.69.210> Jan 16 00:32:10 linuxlite-desktop 
> postfix/smtpd[7443]: NOQUEUE: reject: RCPT from 
> 24-54-48-245.sh.cgocable.ca[24.54.48.245]: 554 5.7.1 
> <eax...@yahoo.com>: Relay access denied; from=<x...@ore.net> 
> to=<eax...@yahoo.com> proto=ESMTP helo=<192.168.0.247> Jan 16 05:50:33 
> linuxlite-desktop postfix/smtpd[11103]: NOQUEUE: reject: RCPT from 
> 111-251-103-173.dynamic.hinet.net[111.251.103.173]: 554 5.7.1 
> <g...@linwayedm.com.tw>: Relay access denied; 
> from=<d...@email.cta.cq.cnt> to=<g...@linwayedm.com.tw> proto=SMTP 
> helo=<46.227.69.210> root@linuxlite-desktop:/var/log#
> 
> -----Ursprungligt meddelande-----
> Från: owner-postfix-us...@postfix.org 
> [mailto:owner-postfix-us...@postfix.org] För Christian Ro¨ßner
> Skickat: den 16 januari 2017 14:59
> Till: Postfix users <postfix-users@postfix.org>
> Ämne: [Feature-request for 3.2] log from= in postfix/smtp - or looking 
> for unknown option [invalid signature!]
> 
> Hi,
> 
> I have looked at man 5 postconf, if there exists an option to add the 
> envelope sender to the postfix smtp client, but I didn'T find one.
> 
> If an account gets stolen and this account starts sending lots of mails, it 
> often leads to RBLs. If you try to find the account that was compromised, a 
> first command would be something like:
> 
> grep "postfix/smtp\[" mail.log | grep -i reject
> 
> which will only give you thousands of queue-IDs. But this makes it harder to 
> dive deeper in searching for the compromised account, as you can not simply 
> enhance bash commands and sort for the from= filed (because it does not 
> exist).
> 
> Therefor I ask, if it is possible to add this little feature to 3.2 (if not 
> already frozen code).
> 
> Thanks in advance
> 
> ‌Christian Rößner‌
> --
> Erlenwiese 14, 36304 Alsfeld
> T: +49 6631 78823400, F: +49 6631 78823409, M: +49 171 9905345
> 
> 


‌Christian Rößner‌
--
Erlenwiese 14, 36304 Alsfeld
T: +49 6631 78823400, F: +49 6631 78823409, M: +49 171 9905345


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