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#!/bin/sh
# @configure_input@
#***********************************************************************
#
# adsl-start
#
# Shell script to bring up an ADSL connection
#
# Copyright (C) 2000 Roaring Penguin Software Inc.
#
# $Id$
#
# This file may be distributed under the terms of the GNU General
# Public License.
#
# Usage: adsl-start [config_file]
# adsl-start interface user [config_file]
# Second form overrides USER and ETH from config file.
# If config_file is omitted, defaults to /etc/ppp/pppoe.conf
#
#***********************************************************************
# From AUTOCONF
prefix=@prefix@
exec_prefix=@exec_prefix@
# Paths to programs
CONNECT=@sbindir@/adsl-connect
ECHO=@ECHO@
IFCONFIG=/sbin/ifconfig
# Defaults
CONFIG=/etc/ppp/pppoe.conf
USER=""
ETH=""
ME=`basename $0`
# Must be root
if [ "`@ID@ -u`" != 0 ] ; then
$ECHO "$ME: You must be root to run this script" >& 2
exit 1
fi
# Debugging
if [ "$DEBUG" = "1" ] ; then
$ECHO "*** Running in debug mode... please be patient..."
DEBUG=/tmp/pppoe-debug-$$
export DEBUG
mkdir $DEBUG
if [ "$?" != 0 ] ; then
$ECHO "Could not create directory $DEBUG... exiting"
exit 1
fi
DEBUG=$DEBUG/pppoe-debug.txt
# Initial debug output
$ECHO "---------------------------------------------" > $DEBUG
$ECHO "* The following section contains information about your system" >> $DEBUG
date >> $DEBUG
$ECHO "Output of uname -a" >> $DEBUG
uname -a >> $DEBUG
$ECHO "---------------------------------------------" >> $DEBUG
$ECHO "* The following section contains information about your network" >> $DEBUG
$ECHO "* interfaces. The one you chose for PPPoE should contain the words:" >> $DEBUG
$ECHO "* 'UP' and 'RUNNING'. If it does not, you probably have an Ethernet" >> $DEBUG
$ECHO "* driver problem." >> $DEBUG
$ECHO "Output of ifconfig -a" >> $DEBUG
$IFCONFIG -a >> $DEBUG
$ECHO "---------------------------------------------" >> $DEBUG
if [ "`uname -s`" = "Linux" ] ; then
$ECHO "* The following section contains information about kernel modules" >> $DEBUG
$ECHO "* If the module for your Ethernet card is 'tulip', you might" >> $DEBUG
$ECHO "* want to look for an updated version at http://www.scyld.com" >> $DEBUG
$ECHO "Output of lsmod" >> $DEBUG
lsmod >> $DEBUG
$ECHO "---------------------------------------------" >> $DEBUG
fi
$ECHO "* The following section lists your routing table." >> $DEBUG
$ECHO "* If you have an entry which starts with '0.0.0.0', you probably" >> $DEBUG
$ECHO "* have defined a default route and gateway, and pppd will" >> $DEBUG
$ECHO "* not create a default route using your ISP. Try getting" >> $DEBUG
$ECHO "* rid of this route." >> $DEBUG
$ECHO "Output of netstat -n -r" >> $DEBUG
netstat -n -r >> $DEBUG
$ECHO "---------------------------------------------" >> $DEBUG
$ECHO "Contents of /etc/resolv.conf" >> $DEBUG
$ECHO "* The following section lists DNS setup." >> $DEBUG
$ECHO "* If you can browse by IP address, but not name, suspect" >> $DEBUG
$ECHO "* a DNS problem." >> $DEBUG
cat /etc/resolv.conf >> $DEBUG
$ECHO "---------------------------------------------" >> $DEBUG
$ECHO "* The following section lists /etc/ppp/options." >> $DEBUG
$ECHO "* You should have NOTHING in that file." >> $DEBUG
$ECHO "Contents of /etc/ppp/options" >> $DEBUG
cat /etc/ppp/options >> $DEBUG 2>/dev/null
$ECHO "---------------------------------------------" >> $DEBUG
else
DEBUG=""
fi
# Sort out command-line arguments
case "$#" in
1)
CONFIG="$1"
;;
3)
CONFIG="$3"
;;
esac
if [ ! -f "$CONFIG" -o ! -r "$CONFIG" ] ; then
$ECHO "$ME: Cannot read configuration file '$CONFIG'" >& 2
exit 1
fi
. $CONFIG
# Check for command-line overriding of ETH and USER
case "$#" in
2|3)
ETH="$1"
USER="$2"
;;
esac
# Check for pidfile
if [ -r "$PIDFILE" ] ; then
PID=`cat "$PIDFILE"`
# Check if still running
kill -0 $PID > /dev/null 2>&1
if [ $? = 0 ] ; then
$ECHO "$ME: There already seems to be an ADSL connection up (PID $PID)" >& 2
exit 1
fi
# Delete bogus PIDFILE
rm -f "$PIDFILE" "$PIDFILE.pppd" "$PIDFILE.pppoe" "$PIDFILE.start"
fi
echo $$ > $PIDFILE.start
# Start the connection in the background unless we're debugging
if [ "$DEBUG" != "" ] ; then
$CONNECT "$@"
exit 0
fi
$CONNECT "$@" > /dev/null 2>&1 &
CONNECT_PID=$!
if [ "$CONNECT_TIMEOUT" = "" -o "$CONNECT_TIMEOUT" = 0 ] ; then
exit 0
fi
# Don't monitor connection if dial-on-demand
if [ "$DEMAND" != "" -a "$DEMAND" != "no" ] ; then
exit 0
fi
# Monitor connection
TIME=0
while [ true ] ; do
@sbindir@/adsl-status $CONFIG > /dev/null 2>&1
# Looks like the interface came up
if [ $? = 0 ] ; then
# Print newline if standard input is a TTY
tty -s && $ECHO " Connected!"
exit 0
fi
if test -n "$FORCEPING" ; then
$ECHO -n "$FORCEPING"
else
tty -s && $ECHO -n "$PING"
fi
sleep $CONNECT_POLL
TIME=`expr $TIME + $CONNECT_POLL`
if [ $TIME -gt $CONNECT_TIMEOUT ] ; then
break
fi
done
$ECHO "TIMED OUT" >& 2
# Timed out! Kill the adsl-connect process and quit
kill $CONNECT_PID > /dev/null 2>&1
exit 1
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