Certain recipients need to be rewritten if the sender is correct.
However, the Postfix pipe daemon never rewrites the recipient.
Can anyone help me and give me a hint as to what I've overlooked or done
wrong?
Thank you in advance
Peter
Postfix 3.9.1
# postconf -c /etc/postfix -n
alias_maps = hash:/etc/aliases
command_directory = /usr/bin
compatibility_level = 3.9
config_directory = /etc/postfix/
debugger_command = PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin ddd
$daemon_directory/$process_name $process_id & sleep 5
inet_interfaces = localhost
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
newaliases_path = /usr/bin/newaliases.postfix
readme_directory = /usr/share/doc/postfix/README_FILES
relayhost = [192.168.2.1]:25
sample_directory = /usr/share/doc/postfix/samples
sendmail_path = /usr/bin/sendmail.postfix
smtp_tls_CAfile = /etc/pki/tls/certs/ca-bundle.crt
smtp_tls_CApath = /etc/pki/tls/certs
smtp_tls_security_level = may
smtpd_tls_cert_file = /etc/pki/tls/certs/postfix.pem
smtpd_tls_key_file = /etc/pki/tls/private/postfix.key
smtpd_tls_security_level = may
# diff /etc/postfix/master.cf.orig /etc/postfix/master.cf
147a148,150
>
> rewritepipe unix - n n - - pipe
> flags=Rq user=nobody argv=/usr/local/bin/rewrite-envelope.sh ${sender}
${recipient}
###################### /usr/local/bin/rewrite-envelope.sh
######################
#!/bin/sh
EX_TEMPFAIL=75
EX_UNAVAILABLE=69
SENDMAIL="/sbin/sendmail.postfix -G -i"
TMPDIR="/var/spool/postfix/rewrite"
TMPFILE="$TMPDIR/msg.$$"
trap 'rm -f "$TMPFILE"' EXIT INT TERM
cat > "$TMPFILE" || exit $EX_TEMPFAIL
ENVELOPE_FROM="$1"
shift
# Remaining arguments = recipients
RECIPIENTS="$@"
for ENVELOPE_TO in $RECIPIENTS
do
NEW_TO="$ENVELOPE_TO"
if echo "$ENVELOPE_FROM" | grep -qiP ".+@source\.dom$"
then
if echo "$ENVELOPE_TO" | grep -qiP ".+@destination\.dom$"
then
NEW_TO="[email protected]"
fi
fi
# echo "$SENDMAIL -f $ENVELOPE_FROM $NEW_TO < $TMPFILE || exit $EX_TEMPFAIL"
$SENDMAIL -f "$ENVELOPE_FROM" "$NEW_TO" < "$TMPFILE" || exit $EX_TEMPFAIL
done
exit 0
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