Re: PATCH: mis-configured luser_relay becomes black hole

On Tue, 6 Mar 2018 17:28:00 -0500 (EST),Wietse Venema wrote: > I was able to fix this on the train. If luser_relay >specifies a non-existent local address, then the luser_relay feature >becomes a black hole. This was introduced three months after the >first public release,

Postfix is silently discarding emails

Platform: Linux Fedora 27 In a special case Postfix (3.3.0 and 3.2.5 at least) will silently discard emails without logging anything about it. After moving to a new server a lot of mail was delivered to the luser_relay user, and when changing this user to the main user of the system, all

Re: Postfix is silently discarding emails

On Tue, 6 Mar 2018 07:12:15 -0500 (EST),Wietse Venema wrote: > >The above process is documented with copious logging. My definition >of 'silent' differs from yours. I am very well aware about the normal way Postfix handles bouncing. I am just telling you, that in this

RFE: DANE functions + log

Recently I have been struggling with configuring DANE and DNSSEC for a domain, for which my DNS is authoritative. Software Linux Fedora 28 BIND 9.12.3 Postfix 3.3.1 smtp_tls_dane_insecure_mx_policy = dane smtp_tls_security_level = dane tls_dane_digest_agility = on tls_dane_digests = sha512

Re: RFE: DANE functions + log

On Mon, 19 Nov 2018 10:25:25 -0500,Viktor Dukhovni wrote: >> On Nov 19, 2018, at 7:12 AM, J. Thomsen wrote: >> >> 1) Postfix >> Later I have found the posttls-finger program in the Postfix distribution, >> but >> the logging in this program should b

Re: RFE: DANE functions + log

On Tue, 20 Nov 2018 10:08:24 -0500 (EST),Wietse Venema wrote: >Increased logging would hurt tlsproxy performance. This may be true in the production phase, but hardly an issue in an implementation phase, when the implementor needs to know, if the system is acting as expected and the loglevel

Re: RFE: DANE functions + log

On Mon, 19 Nov 2018 19:03:05 -0500,Viktor Dukhovni wrote: >That's not terribly specific, what specifically in those logs do >you find compelling and why? >From the log it should be obvious 1) does Postfix lookup the TLSA record 2) did Postfix receive the TLSA record and which ones 3) does

Re: RFE: DANE functions + log

. If the single certificate has expired or is damaged, mail for all customers is locked out from using TLS connections. - Jørgen Thomsen On Thu, 15 Nov 2018 12:53:51 -0800,Gene Hightower wrote: >On 15/11/2018 07.32, J. Thomsen wrote: > >> Recently I have been struggling with

Re: Intermittent local delivery of emails to virtual domain

(EDT),Wietse Venema wrote: >J. Thomsen: >[ Charset ISO-8859-1 converted... ] >> On Tue, 28 Apr 2020 10:21:46 -0400 (EDT),Wietse Venema >> wrote: >> >> >> >That brings the question, how do you maintain these files? One way >> >to temporarily 'l

var_relay_before_rcpt_checks multiple definition

This problem seems to be related to whether shared=yes is included (no problem) or shared=no (problem) postfix-3.6-20210201 gcc version 10.2.1 20201125 (Red Hat 10.2.1-9) GNU ld version 2.35-18.fc33 gcc -I. -I../../include -DNO_NIS -DUSE_TLS -DUSE_SASL_AUTH -DUSE_CYRUS_SASL -I/usr/include/sasl

Compilation error on closefrom

After upgrading from Fedora 34 to Fedora 35 I cannot compile Postfix (3.6.x) due to this [src/util] gcc -I. -I../../include -DHAS_DEV_URANDOM -DHAS_PCRE -UUSE_DYNAMIC_LIBS -DDEF_SHLIB_DIR=\"no\" -UUSE_DYNAMIC_MAPS -Wmissing-prototypes -Wformat -Wno-comment -fno-common -g -O -I. -DLINUX5 -c

Linux kernel 6 is out

Postfix 3.7.3 makedefs and src/util/sys_defs.h is missing support for LINUX6 - Jørgen Thomsen