| Date: Sun, 14 Jun 2020 17:43:39 +0200
Actually add the manpage file.
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+.Dd June 14, 2020
+.Dt BMF-MILTER 8
+.Os
+.
+.Sh NAME
+.Nm bmf-milter
+.Nd a milter daemon for bmf filtering
+.
+.Sh SYNOPSIS
+.Nm
+.Bk -words
+.Op Fl d
+.Op Fl b Ar bmfdb
+.Op Fl c Ar conndef
+.Op Fl f Ar bmfpath
+.Op Fl g Ar group
+.Op Fl t Ar timeout
+.Op Fl u Ar user
+.Op Fl v Ar dbglevel
+.Ek
+.
+.Sh DESCRIPTION
+.Bd -filled
+.Nm
+is a daemon to be used with
+.Em postfix,
+.Em sendmail
+or anything providing a milter interface.
+The daemon is run on unix socket, a fifo pipe or a tcp port, which
+.Em postfix
+or
+.Em sendmail
+connect to, using the milter protocol.
+.Ed
+.
+.Sh OPTIONS
+.Nm
+options and default settings:
+.Bl -tag -width Ds
+.
+.It Fl d
+Do not fork into the background. By default
+.Nm
+forks into the background.
+.
+.It Fl b Ar bmfdb
+Specify the directory where the
+.Em bmf
+database is stored. See
+.Em bmf(1)
+for details. The default is to use
+.Em ~/.bmf
+in the home directory
+.Nm
+runs as.
+.
+.It Fl c Ar conndef
+Define the connection
+.Em libmilter
+should listen on (default: inet:9957). It can in in following forms.
+.Bd -literal
+ {unix|local}:/path/to/file
+ inet:port[@{hostname|ip}]
+ inet6:port[@{hostname|ip}]
+.Ed
+.
+.It Fl f Ar bmfpth
+Specify the path to the
+.Em bmf
+binary. The default is
+.Em /usr/bin/bmf.
+.
+.It Fl g Ar group
+Sets the group to which privileges drop when
+.Nm
+is ready to accept network connections (default: group
+.Nm
+runs as).
+Helps improve security by reducing privileges during request
+processing.
+.
+.It Fl t Ar timeout
+Defines the timeout in seconds for requests. The default is the default
+compiled into
+.Em libmilter.
+.
+.It Fl u Ar user
+Sets the user to which privileges drop when
+.Nm
+is ready to accept network connections (default: user
+.Nm
+geomyidae runs as). Helps improve security by reducing
+privileges during request processing.
+.
+.It Fl v Ar loglevel
+Turn on debugging and set the debug level for
+.Em libmilter.
+The default is none. Libmilter accepts a maximum of six debug levels.
+.
+.El
+.
+.Sh BAYESIAN MAIL FILTER SETUP
+Please see
+.Em bmf(1)
+for how the Bayesian mail filter works and how to train it for
+spam and non-spam messages. Beware, that by default,
+.Em bmf
+will use the
+.Em~/.bmf
+directory of the user
+.Em bmf
+is running as. You can specify a different
+.Em user
+using the
+.Em -u
+flag. Another way is to specify a directory using the
+.Em -b
+flag.
+There is no need to do anything specific there,
+.Em bmf
+will create the appropriate files on its own.
+.Ed
+.
+.Sh MAIL FILTERING
+.Nm
+by default works in test mode of bmf and will apply two mail headers.
+Following header is added, when the e-mail was processed using the
+milter.
+.Bd -literal
+ X-BMF-Processed: YES
+
+.Ed
+When
+.Em bmf
+classified some e-mail as spam, following header is added.
+.Bd -literal
+ X-Spam-Flag: YES
+
+.Ed
+You can then apply your mail's filtering rules on those headers.
+.
+.Sh POSTIFX INTEGRATION
+In the
+.Em main.cf
+file adapt the following line to your local configuration.
+.Bd -literal
+ smtpd_milters=inet:127.0.0.1:9957
+.Ed
+.
+.Sh SENDMAIL INTEGRATION
+In your
+.Em sendmail.mc
+adapt the following line to your needs.
+.Bd -literal
+ INPUT_MAIL_FILTER(`bmf-milter', `S=inet:9957,F=T')dnl
+.Ed
+.
+.Sh SEE ALSO
+.Ic bmf(1),
+.Ic postconf(5),
+.Ic postfix(1),
+.Ic sendmail(1)
+.
+.Sh AUTHORS
+See the LICENSE file in the distribution for authors.
+.
+.Sh LICENSE
+See the LICENSE file for the terms of redstribution.
+.
+.Ss "Reporting Bugs"
+Report bugs to:
+.An "Christoph Lohmann" Aq 20h@r-36.net
+ |