Yves Kreis:
> On 11.03.2009, at 11:49, Wietse Venema wrote:
>
> > Yves Kreis:
> >> Dear,
> >>
> >> Can I use a canonical map like:
> >> if /^To: u...@domain\.com$/
> >> /^From: (".*" )*(.+)@(.+)$/ From: ${1}${2}+$...@anotherdomain.com
> >> endif
> >
> > Dear Yves, please RTFM the pcre_table manpage.
> >
> > if /pattern/flags
> >
> > endif Match the input string against the patterns
> > between if and
> > endif, IF AND ONLY IF THAT SAME INPUT STRING ALSO
> > MATCHES PAT-
> > TERN. The if..endif can nest.
>
> Sorry, I overlooked this. Can I parse the whole headers at once, i.e.
> use something similar without the ^ and $ or are the headers feeded
> into the canonical map line by line?
This is documented in header_checks.
Wietse
HEADER_CHECKS(5) HEADER_CHECKS(5)
NAME
header_checks - Postfix built-in content inspection
SYNOPSIS
header_checks = pcre:/etc/postfix/header_checks
mime_header_checks = pcre:/etc/postfix/mime_header_checks
nested_header_checks = pcre:/etc/postfix/nested_header_checks
body_checks = pcre:/etc/postfix/body_checks
postmap -q "string" pcre:/etc/postfix/filename
postmap -q - pcre:/etc/postfix/filename <inputfile
DESCRIPTION
...
Note: message headers are examined one logical header at a time, even
when a message header spans multiple lines. Body lines are always exam-
ined one line at a time.
