#!/bin/sh
#
# This script is called when ppp connects to the network.
#
# Here is where we'll start sendmail if needed.
#
# Written By Richard Nelson <cowboy@debian.org>
#
# NOTE: The following lines (without the #) must be in /etc/mail/sendmail.mc:
# include(`/etc/mail/dialup.m4')dnl
# include(`/etc/mail/provider.m4')dnl
#
# ALSO: make sure ipparam is specified somewhere in the ppp options;
#		it will be used as the name of a file in /etc/mail/peers
#

# Define our domain name (from PPP) for sendmail.

# These variables are for the use of the scripts run by run-parts
#PPP_IFACE="$1";
#PPP_TTY="$2";
#PPP_SPEED="$3";
#PPP_LOCAL="$4";
#PPP_REMOTE="$5";
#PPP_IPPARAM="$6";

if [ ! -z "$PPP_LOCAL" ]; then
	addr=$PPP_LOCAL;
	provider=$PPP_IPPARAM;
	iface=$PPP_IFACE;
else
	addr=$1;
	provider=$2;
	iface=$3;
	fi;

if [ -z "$provider" ]; then
	exit 0;
	fi;

# Bring in some script functions to handle dynamic configuration
test -r /usr/share/sendmail/dynamic || exit 0
. /usr/share/sendmail/dynamic;

# Note the interface that just changed
update_interface "$iface" "BOUND";

# If the domain name has changed, update the provider information
update_provider "$provider";

# If the ip address has changed, update the host information
update_host "$addr";

# If anything has been changed, update sendmail.cf and reload
update_sendmail "ppp";

exit 0;