How to prevent generic maps to rewrite receipent address? My generic looks like:
name1@domain.com devs@domain.com
name2@domain.com devs@domain.com
If I send mail from name1@domain.com to name3@domain.com generic rewrite from field and put devs@domain.com as a sender. It is completely OK. But if I send mail from name1@domain.com to name2@domain.com, message with devs@domain.com is sent to devs@domain.com (recipient is overwrited also). Can I prevent this?
main.cf row: smtp_generic_maps = hash:/etc/postfix/generic
I've solved this. Instead of generic maps, I put into main.cf next lines:
sender_canonical_classes = envelope_sender, header_sender
sender_canonical_maps = regexp:/etc/postfix/sender_canonical_maps
smtp_header_checks = regexp:/etc/postfix/header_check
In file /etc/postfix/sender_canonical_maps:
/.+/ devs@domain.com
And in file /etc/postfix/header_check:
enter code here
/From:.*/ REPLACE From: devs@domain.com
After that, execute:
enter code here
/etc/postfix/#postmap sender_canonical_maps
/etc/postfix/#postmap header_check
And restart postfix, and voila!