Dominic Raferd:
> On Wed, 11 Mar 2020 at 11:06, Wietse Venema <wie...@porcupine.org> wrote:
>
> > Dominic Raferd:
> > > Using postfix 3.3.0 I recently set, in main.cf, 'delay_warning_time =
> > 15m'.
> > > Now when an outgoing message is delayed I see these in the log:
> > >
> > > ... postfix/bounce[12303]: warning: [built-in]: zero result in delay
> > > template conversion of parameter "delay_warning_time_hours"
> > > ... postfix/bounce[12303]: warning: please reduce time unit "hours" of
> > > "delay_warning_time_hours" in delay template
> > > ... postfix/bounce[12303]: warning: for instructions see the bounce(5)
> > > manual
> > >
> > > Strangely (to me), these messages appear 20 minutes (not 15 minutes)
> > after
> > > the original message was delayed.
> > >
> > > I am not using any special delay template:
> > > # postconf bounce_template_file
> > > bounce_template_file =
> > >
> > > I have looked at man 5 bounce. Does the built-in template use an
> > > undocumented parameter 'delay_warning_time_hours'?
> >
> > use 'delay_warning_time_minutes'
> >
> > Wietse
> >
>
> Thanks but where do I use this? I never used delay_warning_time_hours
> anywhere! I only set 'delay_warning_time = 15m' in main.cf.
>
> If I need to create a bespoke bounce template file (because
> delay_warning_time_hours is used in the built-in default template), where
> can I see the built-in default template so that I can work from it?
man 5 bounce
delay_warning_time_suffix
Expands into the value of the delay_warning_time parameter,
expressed in the time unit specified by suffix, which is one of
seconds, minutes, hours, days, or weeks.
man 1 postconf
-t [template_file]
Display the templates for text that appears at the beginning of
delivery status notification (DSN) messages, without expanding
$name expressions.
man 5 bounce
GENERAL PROCEDURE
To create a customized bounce template file, create a temporary copy of
the file /etc/postfix/bounce.cf.default and edit the temporary file.
And so on.
Wietse
postconf -t
