Debian Qmail QFILTERs

The Debian Qmail package appears to have something like the qmail-qfilter feature patched into it. Setting it up wasn’t explained clearly, and I kept forgetting how it was done, so this article is a reference. Filtration can be performed by replacing specifying a qmail-queue replacement, via the QMAILQUEUE environment variable, specified in /etc/qmail/tcp.smtp: 127.:allow,RELAYCLIENT=”” :allow,QMAILQUEUE=”/var/lib/qmail/bin/qfilter-chain-of-filters” … Continue reading Debian Qmail QFILTERs