On 12/21/2015 7:49 AM, Alex wrote: > Hi, > > On Sun, Dec 20, 2015 at 3:36 PM, Robert Schetterer <r...@sys4.de> wrote: >> Am 20.12.2015 um 19:58 schrieb Alex: >>> Hi all, >>> >>> I posted a message some time ago about stripping internal headers from >>> outbound mail, and I didn't receive any response. I thought I would >>> follow up. Is there more information I can provide? Should I be >>> approaching this a different way? >>> >>> Any ideas greatly appreciated. >>> >>> On Sun, Dec 13, 2015 at 10:06 PM, Alex <mysqlstud...@gmail.com> wrote: >>>> Hi, >>>> >>>> I'd like to use the cleanup service to remove internal headers for >>>> privacy. I'd also like to make sure to not break DKIM signing in the >>>> process. >>>> >>>> I've tried to redefine the cleanup service to auth-cleanup for >>>> submission. I already have a submission service that works >>>> successfully. >>>> >>>> auth-cleanup unix n - n - 0 cleanup >>>> -o syslog_name=postfix/auth-cleanup >>>> -o header_checks=pcre:/etc/postfix/auth_header_checks.pcre >>>> >>>> submission inet n - n - - smtpd >>>> -o smtpd_tls_security_level=encrypt >>>> -o smtpd_sasl_auth_enable=yes >>>> -o smtpd_client_restrictions=permit_sasl_authenticated,reject >>>> -o milter_macro_daemon_name=ORIGINATING >>>> -o receive_override_options=$submission_overrides >>>> -o syslog_name=postfix/submission >>>> -o cleanup_service_name=auth-cleanup >>>> >>>> /etc/postfix/auth_header_checks.pcre >>>> /^\s*(Received: from)[^\n]*(?!inside.example.com).*/ REPLACE $1 >>>> [127.0.0.1] (localhost 127.0.0.1]) >>>> >>>> Received: from sage.inside.example.com (sage.inside.example.com >>>> [192.168.1.7]) (using TLSv1.2 >>>> with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did >>>> not present a certificate) (Authenticated sender: alex) >>>> by orion.example.com (Postfix) with ESMTPSA id DE862A60121 >>>> for <web-y5x...@mail-tester.com>; Sun, 13 Dec 2015 21:57:00 -0500 (EST) >>>> >>>> Dec 13 21:57:00 orion postfix/submission/smtpd[30338]: DE862A60121: >>>> client=sage.inside.example.com[192.168.1. >>>> 7], sasl_method=PLAIN, sasl_username=alex >>>> Dec 13 21:57:00 orion postfix/auth-cleanup/cleanup[30346]: >>>> DE862A60121: message-id=<566e2ffc.20...@example.com> >>>> >>>> I'm not very good with regular expressions. Could that be the problem here? >>>> >>>> Please let me know if there's other information I can provide to help. >>>> >>>> Thanks, >>>> Alex >> >> perhaps more what you want >> >> https://www.void.gr/kargig/blog/2013/11/24/anonymize-headers-in-postfix/ > > That's pretty much exactly the steps I followed, and I believe I even > used that page as a reference. > > I was hoping someone could spot my errors. > > Thanks, > Alex >
Your expression looks OK. You can test it with postmap -hq - pcre:auth_header_checks.pcre < testfile where testfile is a saved message including the headers you want to replace. Are you seeing log entries with "auth-cleanup" to verify your cleanup_service_name override is working as expected? Any warnings in the log? -- Noel Jones
