#! /bin/bash # Generated automatically from pppoe-connect.in by configure. #*********************************************************************** # # pppoe-connect # # Shell script to connect to an PPPoE provider using PPPoE # # Copyright (C) 2000 Roaring Penguin Software Inc. # # $Id$ # # This file may be distributed under the terms of the GNU General # Public License. # # Usage: pppoe-connect [config_file] # pppoe-connect 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=/usr exec_prefix=/usr localstatedir=/var # Paths to programs IP=/sbin/ip PPPD=/usr/sbin/pppd SETSID=/usr/bin/setsid PPPOE=/usr/sbin/pppoe BR2684CTL=/usr/sbin/br2684ctl LOGGER="/usr/bin/logger -t `basename $0`" NETWORKDIR=/etc/sysconfig/network-scripts LS=/bin/ls get_device() { if [ ! -d $NETWORKDIR ] ; then $ECHO "** $NETWORKDIR not found" $ECHO "** Quitting" exit 1 fi cd $NETWORKDIR interfaces=$($LS ifcfg-ppp* 2>/dev/null | egrep -v '(~|\.bak)$' | \ egrep -v '(rpmsave|rpmorig|rpmnew)' | sed 's/^ifcfg-//g') for i in $interfaces ; do test -f ifcfg-$i && . ifcfg-$i 2>/dev/null if [ "$TYPE" = "xDSL" ] ; then CONFIG=$NETWORKDIR/ifcfg-$i break fi done } # Set to "C" locale so we can parse messages from commands LANG=C export LANG # Must be root if test "`/usr/bin/id -u`" != 0 ; then echo "$0: You must be root to run this script" >& 2 exit 1 fi if test "$SETSID" != "" -a ! -x "$SETSID"; then SETSID="" fi USER="" ETH="" # Sort out command-line arguments case "$#" in 1) CONFIG="$1" ;; 3) CONFIG="$3" ;; esac if [ -z "$CONFIG" ] ; then get_device [ -z "$CONFIG" ] && CONFIG=/etc/ppp/pppoe.conf fi if test ! -f "$CONFIG" -o ! -r "$CONFIG" ; then echo "$0: Cannot read configuration file '$CONFIG'" >& 2 exit 1 fi export CONFIG . $CONFIG DEVNAME="$DEVICE" PPPOE_PIDFILE="$PIDFILE.pppoe" PPPD_PIDFILE="$PIDFILE.pppd" if [ "$CONFIG" != "/etc/ppp/pppoe.conf" ] ; then DEVNAME=`basename $CONFIG | sed 's/^ifcfg-//g'` fi if [ -n "$BR2684DEV" ]; then [ -z "$ETH" ] && ETH="nas$BR2684DEV" modprobe br2684 > /dev/null 2>&1 fi # Check for command-line overriding of ETH and USER case "$#" in 2|3) ETH="$1" USER="$2" ;; esac # Check that config file is sane if test "$USER" = "" ; then echo "$0: Check '$CONFIG' -- no setting for USER" >& 2 exit 1 fi if test "`basename \"$LINUX_PLUGIN\"`" = "pppoatm.so" ; then if test "$VCI" = "" ; then echo "$0: Check '$CONFIG' -- no setting for VCI" >& 2 exit 1 fi if test "$VPI" = "" ; then echo "$0: Check '$CONFIG' -- no setting for VPI" >& 2 exit 1 fi else if test "$ETH" = "" ; then echo "$0: Check '$CONFIG' -- no setting for ETH" >& 2 exit 1 fi fi PPPD_PID=0 # Catch common error if test "$DEBUG" = "1" ; then echo "*** If you want to use DEBUG, invoke pppoe-start, not pppoe-connect." exit 1 fi if test "$DEBUG" != "" ; then if test "$LINUX_PLUGIN" != "" ; then echo "Cannot use DEBUG mode and LINUX_PLUGIN at the same time." echo "Kernel-mode PPPoE is experimental and unsupported." exit 1 fi echo "* The following section identifies your Ethernet interface" >> $DEBUG echo "* and user name. Some ISP's need 'username'; others" >> $DEBUG echo "* need 'username@isp.com'. Try both" >> $DEBUG echo "ETH=$ETH; USER=$USER" >> $DEBUG echo "---------------------------------------------" >> $DEBUG fi # MTU of Ethernet card attached to modem MUST be 1500. This apparently # fails on some *BSD's, so we'll only do it under Linux if test `uname -s` = Linux ; then $IP link set $ETH up mtu 1500 # For 2.4 kernels. Will fail on 2.2.x, but who cares? modprobe ppp_generic > /dev/null 2>&1 modprobe ppp_async > /dev/null 2>&1 modprobe ppp_synctty > /dev/null 2>&1 if test -n "$LINUX_PLUGIN" ; then modprobe pppox > /dev/null 2>&1 modprobe pppoe > /dev/null 2>&1 fi fi if test "$SYNCHRONOUS" = "yes" ; then PPPOE_SYNC=-s PPPD_SYNC=sync # Increase the chances of it working on Linux... if test `uname -s` = Linux ; then modprobe n_hdlc > /dev/null 2>&1 fi else PPPOE_SYNC="" PPPD_SYNC="" fi if test -n "$ACNAME" ; then ACNAME="-C $ACNAME" fi if test -n "$SERVICENAME" ; then SERVICENAMEOPT="-S $SERVICENAME" else SERVICENAMEOPT="" fi if test "$CLAMPMSS" = "no" ; then CLAMPMSS="" else CLAMPMSS="-m $CLAMPMSS" fi # If DNSTYPE is SERVER, we must use "usepeerdns" option to pppd. if test "$DNSTYPE" = "SERVER" ; then PEERDNS=yes USEPEERDNS=yes fi if test "$PEERDNS" = "yes" ; then PEERDNS="usepeerdns" else PEERDNS="" fi # Backward config file compatibility -- PEERDNS used to be USEPEERDNS if test "$USEPEERDNS" = "yes" ; then PEERDNS="usepeerdns" fi if test "$USEPEERDNS" = "no" ; then PEERDNS="" fi if [ -z "$DEVICE" ] ; then IPPARAM="" LINKNAME="" else IPPARAM="ipparam ${DEVNAME}" LINKNAME="linkname ${DEVICE}" fi [ -z "$MTU" ] && MTU="1492" [ -z "$MRU" ] && MRU="1492" # Backward config file compatibility if test "$DEMAND" = "" ; then DEMAND=no fi if test "$DEMAND" = "no" ; then DEMAND="" else [ -z "$IPADDR" ] && IPADDR=10.112.112.112 [ -z "$REMIP" ] && REMIP=10.112.112.113 DEMAND="demand persist idle $CONNECT_TIMEOUT $IPADDR:$REMIP ipcp-accept-remote ipcp-accept-local noipdefault ktune" # The plugin doesn't need (and may not _accept_) the 'connect' option if [ -z "$LINUX_PLUGIN" ]; then DEMAND="$DEMAND connect true" fi fi case "$FIREWALL" in STANDALONE) . /etc/ppp/firewall-standalone ;; MASQUERADE) . /etc/ppp/firewall-masq ;; esac # If we're using kernel-mode PPPoE on Linux... if test "`basename \"$LINUX_PLUGIN\"`" = "rp-pppoe.so" ; then PLUGIN_OPTS="plugin $LINUX_PLUGIN nic-$ETH" if test -n "$SERVICENAME" ; then PLUGIN_OPTS="$PLUGIN_OPTS rp_pppoe_service $SERVICENAME" fi modprobe pppoe > /dev/null 2>&1 fi # If we're using kernel-mode PPPoATM on Linux... if test "`basename \"$LINUX_PLUGIN\"`" = "pppoatm.so" ; then PLUGIN_OPTS="plugin $LINUX_PLUGIN" # Interface name MUST BE LAST!! PLUGIN_OPTS="$PLUGIN_OPTS $VPI.$VCI" modprobe pppoatm > /dev/null 2>&1 fi if test "$DEFROUTE" != "no" ; then DEFAULTROUTE="defaultroute" # pppd will no longer delete an existing default route # so we have to help it out a little here. DEFRT=$(ip route list match 0/0) [ -n "${DEFRT}" ] && echo "$DEFRT" > /etc/default-routes echo "$DEFRT" | while read spec; do ip route del $spec; done else DEFAULTROUTE="" fi # Standard PPP options we always use PPP_STD_OPTIONS="$IPPARAM $LINKNAME $PLUGIN_OPTS noipdefault noauth default-asyncmap $DEFAULTROUTE hide-password nodetach $PEERDNS mtu $MTU mru $MRU noaccomp nodeflate nopcomp novj novjccomp user $USER lcp-echo-interval $LCP_INTERVAL lcp-echo-failure $LCP_FAILURE $PPPD_EXTRA" # PPPoE invocation PPPOE_CMD="$PPPOE -p $PPPOE_PIDFILE -I $ETH -T $PPPOE_TIMEOUT -U $PPPOE_SYNC $CLAMPMSS $ACNAME $SERVICENAMEOPT $PPPOE_EXTRA" if test "$DEBUG" != "" ; then if test "$DEMAND" != "" ; then echo "(Turning off DEMAND for debugging purposes)" DEMAND="" fi echo "* The following section shows the pppd command we will invoke" >> $DEBUG echo "pppd invocation" >> $DEBUG echo "$SETSID $PPPD pty '$PPPOE_CMD' $PPP_STD_OPTIONS $PPPD_SYNC debug" >> $DEBUG echo "---------------------------------------------" >> $DEBUG $SETSID $PPPD pty "$PPPOE_CMD -D $DEBUG-0" \ $PPP_STD_OPTIONS \ $PPPD_SYNC \ debug >> $DEBUG 2>&1 echo "---------------------------------------------" >> $DEBUG echo "* The following section is an extract from your log." >> $DEBUG echo "* Look for error messages from pppd, such as" >> $DEBUG echo "* a lack of kernel support for PPP, authentication failure" >> $DEBUG echo "* etc." >> $DEBUG if test -f "/var/log/messages" ; then echo "Extract from /var/log/messages" >> $DEBUG grep 'ppp' /var/log/messages | tail -150 >> $DEBUG elif test -f "/var/adm/messages"; then echo "Extract from /var/adm/messages" >> $DEBUG grep 'ppp' /var/adm/messages | tail -150 >> $DEBUG else echo "Can't find messages file (looked for /var/{log,adm}/messages" >> $DEBUG fi date >> $DEBUG echo "---------------------------------------------" >> $DEBUG echo "* The following section is a dump of the packets" >> $DEBUG echo "* sent and received by rp-pppoe. If you don't see" >> $DEBUG echo "* any output, it's an Ethernet driver problem. If you only" >> $DEBUG echo "* see three PADI packets and nothing else, check your cables" >> $DEBUG echo "* and modem. Make sure the modem lights flash when you try" >> $DEBUG echo "* to connect. Check that your Ethernet card is in" >> $DEBUG echo "* half-duplex, 10Mb/s mode. If all else fails," >> $DEBUG echo "* try using pppoe-sniff." >> $DEBUG echo "rp-pppoe debugging dump" >> $DEBUG cat $DEBUG-0 >> $DEBUG rm -f $DEBUG-0 for i in 1 2 3 4 5 6 7 8 9 10 ; do echo "" echo "" echo "" done echo "*** Finished debugging run. Please review the file" echo "*** '$DEBUG' and try to" echo "*** figure out what is going on." echo "***" echo "*** Unfortunately, we can NO LONGER accept debugging" echo "*** output for analysis. Please do not send this to" echo "*** Roaring Penguin; it is too time-consuming for" echo "*** us to deal with all the analyses we have been sent." exit 0 fi echo $$ > $PIDFILE while [ true ] ; do if [ "${DEFROUTE}" != "no" ] ; then DEFRT=$(ip route list match 0/0) [ -n "${DEFRT}" ] && echo "$DEFRT" > /etc/default-routes echo "$DEFRT" | while read spec; do ip route del $spec; done fi if test "$BR2684DEV" != ""; then $BR2684CTL -b -c $BR2684DEV -a $VPI.$VCI ip link set $ETH up fi if test "$OVERRIDE_PPPD_COMMAND" != "" ; then $SETSID $OVERRIDE_PPPD_COMMAND & echo "$!" > $PPPD_PIDFILE elif test "$LINUX_PLUGIN" != "" ; then $SETSID $PPPD $PPP_STD_OPTIONS $DEMAND & echo "$!" > $PPPD_PIDFILE else $SETSID $PPPD pty "$PPPOE_CMD" \ $PPP_STD_OPTIONS \ $DEMAND \ $PPPD_SYNC & echo "$!" > $PPPD_PIDFILE fi wait if test "$BR2684DEV" != ""; then kill `cat /var/run/nas$BR2684DEV.pid` rm /var/run/nas$BR2684DEV.pid fi if test "$RETRY_ON_FAILURE" = "no" ; then exit fi # Run /etc/ppp/adsl-lost if it exists test -x /etc/ppp/adsl-lost && /etc/ppp/adsl-lost # Re-establish the connection $LOGGER -p daemon.notice "PPPoE connection lost; attempting re-connection." # Wait a bit in case a problem causes tons of log messages :-) sleep 5 done