This script delivers a mail message taken from stdin to a mail queue, and
then starts the mail filter program if it isn't already running.
deliver.rb is invoked from the command line using:
% deliver.rb <options>
|--load-path:||Prepend the given directory to ruby's load path.
|--log filename:||Log to the given filename. If no log is specified, no logging
|--home directory:||Specify the home directory. rdeliver will change to this directory
before reading and writing any files. The home directory defaults to the
value of the HOME or LOGDIR environment variable.
Assuming you have the RubyMail mail classes installed, you typically have
to put something like this in your .forward file:
|"/usr/local/bin/deliver.rb --log /home/you/.rlog"
This will call rdeliver for each new message you get, and log to
The deliver.rb script is very careful with errors. If there is any problem,
it logs the error to the log file you specify. But if you do not specify a
log file, or the error occurs before the log file is opened, a record of
the error is placed in a file called CATASTROPHIC_DELIVERY_FAILURE in the
home directory. If that fails, the error information is printed to the
standard output in the hopes that it will be part of a bounce message. In
all cases, the exit code 75 is returned, which tells the MTA to re-try the