Re: ot: SPF/DKIM woes

2022-09-18 Thread lists
thank you, everyone, much appreciate advice and testing! I'll try to summarize how it went: user is India complained he couldn't access geko.sbt.net.au mail server as there was an issue with some 'links' at data centre reported few hours earlier, I assumed it was related and didn't try to test n

Bad command startup on DNS lookup error for auth socket

2022-09-18 Thread Stefan Foerster
Hello world, in a containerized setup I noticed a bad command startup if the AUTH socket is not available (i.e. the container is down): $ postconf smtpd_sasl_path smtpd_sasl_path = inet:dovecot:12345 #v+ postfix/submission/smtpd[156]: connect from client.example.com[:xxx:xx:::3] post

Re: Bad command startup on DNS lookup error for auth socket

2022-09-18 Thread Matus UHLAR - fantomas
On 18.09.22 14:00, Stefan Foerster wrote: in a containerized setup I noticed a bad command startup if the AUTH socket is not available (i.e. the container is down): $ postconf smtpd_sasl_path smtpd_sasl_path = inet:dovecot:12345 #v+ postfix/submission/smtpd[156]: connect from client.example.c

Re: ot: SPF/DKIM woes

2022-09-18 Thread Benny Pedersen
raf skrev den 2022-09-18 01:47: The logfile message showed that the envelope sender domain was sbt.net.au, not geko.sbt.net.au. fair, but spamassassin should say spf_helo_pass on this subdomain i have lost ip now, but myhostname in postfix should be spf helo pass dig mx.junc.eu txt dig junc.

Re: ot: SPF/DKIM woes

2022-09-18 Thread Viktor Dukhovni
On Sun, Sep 18, 2022 at 06:34:11PM +1000, li...@sbt.net.au wrote: > I'll try to summarize how it went: The summary largely misses the point. Your DNS provider had a major outage (plausibly a DDoS, though they haven't said so outright). DNS queries from many sources were consequently dropped. D

Limit Application mail strategy

2022-09-18 Thread Matteo Cazzador
Hi, i've a problem, i need to limit outgoing mail sendend by Industry device. If a device is in alarm it send one mail every 5 minutes using my postfix smtp (customer can define is own mail address and receive this email), The risk is to reach limit and to be consider an abuse from customer

Re: Limit Application mail strategy

2022-09-18 Thread Viktor Dukhovni
On Sun, Sep 18, 2022 at 06:03:47PM +0200, Matteo Cazzador wrote: > If a device is in alarm it send one mail every 5 minutes using my > postfix smtp (customer can define is own mail address and receive this > email), > > The risk is to reach limit and to be consider an abuse from customer > mai

Re: Bad command startup on DNS lookup error for auth socket

2022-09-18 Thread Wietse Venema
Stefan Foerster: > Hello world, > > in a containerized setup I noticed a bad command startup if the AUTH > socket is not available (i.e. the container is down): > > $ postconf smtpd_sasl_path > smtpd_sasl_path = inet:dovecot:12345 > > #v+ > postfix/submission/smtpd[156]: connect from > client.

Re: Bad command startup on DNS lookup error for auth socket

2022-09-18 Thread Wietse Venema
Sorry, my initial diagnosis was incorrect. Stefan Foerster: > postfix/submission/smtpd[156]: warning: host or service dovecot:12345 not > found: Name does not resolve > postfix/submission/smtpd[156]: warning: SASL: Connect to Dovecot auth socket > 'inet:dovecot:12345' failed: Address not availab

Re: Bad command startup on DNS lookup error for auth socket

2022-09-18 Thread Wietse Venema
Wietse Venema: > Sorry, my initial diagnosis was incorrect. > > Stefan Foerster: > > postfix/submission/smtpd[156]: warning: host or service dovecot:12345 not > > found: Name does not resolve > > postfix/submission/smtpd[156]: warning: SASL: Connect to Dovecot auth > > socket 'inet:dovecot:12345

Re: ot: SPF/DKIM woes

2022-09-18 Thread Simon Wilson
- Message from Viktor Dukhovni - Date: Sat, 17 Sep 2022 23:26:34 -0400 From: Viktor Dukhovni Reply-To: postfix-users@postfix.org Subject: Re: ot: SPF/DKIM woes To: postfix-users@postfix.org On Sat, Sep 17, 2022 at 10:39:46AM -0400, Viktor Dukhovni wrote: If this d