332 lines
9.1 KiB
Bash
Executable File
332 lines
9.1 KiB
Bash
Executable File
#!/system/bin/sh
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# ../scripts/pppoe-connect. Generated from pppoe-connect.in by configure.
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#***********************************************************************
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#
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# pppoe-connect
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#
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# Shell script to connect to a PPPoE provider
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#
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# Copyright (C) 2000 Roaring Penguin Software Inc.
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#
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# $Id$
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#
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# This file may be distributed under the terms of the GNU General
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# Public License.
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#
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# LIC: GPL
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#
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# Usage: pppoe-connect [config_file]
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# pppoe-connect interface user [config_file]
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# Second form overrides USER and ETH from config file.
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# If config_file is omitted, defaults to /etc//ppp/pppoe.conf
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#
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#***********************************************************************
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# From AUTOCONF
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prefix=/usr
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exec_prefix=${prefix}
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localstatedir=/var
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# Paths to programs
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#IFCONFIG=/system/bin/ifconfig
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PPPD=/system/bin/pppd
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#SETSID=setsid
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PPPOE=/system/bin/pppoe
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#LOGGER="/usr/bin/logger -t `basename $0`"
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ECHO="/system/bin/log -t pppoe_connect"
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#ECHO=echo
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BUSYBOX=busybox
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GETPROP=/system/bin/getprop
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# Set to "C" locale so we can parse messages from commands
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LANG=C
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export LANG
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# Must be root
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#if test "`/usr/bin/id -u`" != 0 ; then
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# $ECHO "$0: You must be root to run this script" >& 2
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# exit 1
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#fi
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#if test "$BUSYBOX setsid" != "" -a ! -x "$BUSYBOX setsid"; then
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# SETSID=""
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#fi
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CONFIG=/data/misc/ppp/pppoe.conf
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USER=""
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ETH=""
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# Sort out command-line arguments
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case "$#" in
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1)
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CONFIG="$1"
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;;
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3)
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CONFIG="$3"
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;;
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esac
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if test ! -f "$CONFIG" -o ! -r "$CONFIG" ; then
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$ECHO "$0: Cannot read configuration file '$CONFIG'"
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exit 1
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fi
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export CONFIG
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. $CONFIG
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PPPOE_PIDFILE="$PIDFILE.pppoe"
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PPPD_PIDFILE="$PIDFILE.pppd"
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# Check for command-line overriding of ETH and USER
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case "$#" in
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2|3)
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ETH="$1"
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USER="$2"
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;;
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esac
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# Check that config file is sane
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if test "$USER" = "" ; then
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$ECHO "$0: Check '$CONFIG' -- no setting for USER"
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exit 1
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fi
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if test "$ETH" = "" ; then
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$ECHO "$0: Check '$CONFIG' -- no setting for ETH"
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exit 1
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fi
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PPPD_PID=0
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# Catch common error
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if test "$DEBUG" = "1" ; then
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$ECHO "*** If you want to use DEBUG, invoke pppoe-start, not pppoe-connect."
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exit 1
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fi
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if test "$DEBUG" != "" ; then
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if test "$LINUX_PLUGIN" != "" ; then
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$ECHO "Cannot use DEBUG mode and LINUX_PLUGIN at the same time."
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$ECHO "Kernel-mode PPPoE is experimental and unsupported."
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exit 1
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fi
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echo "* The following section identifies your Ethernet interface" >> $DEBUG
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echo "* and user name. Some ISP's need 'username'; others" >> $DEBUG
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echo "* need 'username@isp.com'. Try both" >> $DEBUG
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echo "ETH=$ETH; USER=$USER" >> $DEBUG
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echo "---------------------------------------------" >> $DEBUG
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fi
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# MTU of Ethernet card attached to modem MUST be 1500. This apparently
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# fails on some *BSD's, so we'll only do it under Linux
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if test `$BUSYBOX uname -s` = Linux ; then
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$BUSYBOX ifconfig $ETH up mtu 1500
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# For 2.4 kernels. Will fail on 2.2.x, but who cares?
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modprobe ppp_generic > /dev/null 2>&1
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modprobe ppp_async > /dev/null 2>&1
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modprobe ppp_synctty > /dev/null 2>&1
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if test -n "$LINUX_PLUGIN" ; then
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modprobe pppox > /dev/null 2>&1
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modprobe pppoe > /dev/null 2>&1
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fi
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fi
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if test "$SYNCHRONOUS" = "yes" ; then
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PPPOE_SYNC=-s
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PPPD_SYNC=sync
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# Increase the chances of it working on Linux...
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if test `$BUSYBOX uname -s` = Linux ; then
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modprobe n_hdlc > /dev/null 2>&1
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fi
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else
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PPPOE_SYNC=""
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PPPD_SYNC=""
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fi
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if test -n "$ACNAME" ; then
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ACNAME="-C $ACNAME"
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fi
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if test -n "$SERVICENAME" ; then
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SERVICENAMEOPT="-S $SERVICENAME"
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else
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SERVICENAMEOPT=""
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fi
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if test "$CLAMPMSS" = "no" ; then
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CLAMPMSS=""
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else
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CLAMPMSS="-m $CLAMPMSS"
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fi
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# If DNSTYPE is SERVER, we must use "usepeerdns" option to pppd.
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if test "$DNSTYPE" = "SERVER" ; then
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PEERDNS=yes
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USEPEERDNS=yes
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fi
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if test "$PEERDNS" = "yes" ; then
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PEERDNS="usepeerdns"
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else
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PEERDNS=""
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fi
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# Backward config file compatibility -- PEERDNS used to be USEPEERDNS
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if test "$USEPEERDNS" = "yes" ; then
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PEERDNS="usepeerdns"
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fi
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if test "$USEPEERDNS" = "no" ; then
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PEERDNS=""
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fi
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# Backward config file compatibility
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if test "$DEMAND" = "" ; then
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DEMAND=no
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fi
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if test "$DEMAND" = "no" ; then
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DEMAND=""
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else
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DEMAND="demand persist idle $DEMAND 10.112.112.112:10.112.112.113 ipcp-accept-remote ipcp-accept-local connect true noipdefault ktune"
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fi
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case "$FIREWALL" in
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STANDALONE)
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. /etc/ppp/firewall-standalone
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;;
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MASQUERADE)
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. /etc/ppp/firewall-masq
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;;
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esac
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#zygote=`$GETPROP ro.zygote`
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# If we're using kernel-mode PPPoE on Linux...
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if test "$LINUX_PLUGIN" != "" ; then
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# if [ "$zygote" = "zygote64_32" ]; then
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# PLUGIN_OPTS="plugin $LINUX_PLUGIN64 nic-$ETH"
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# else
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PLUGIN_OPTS="plugin $LINUX_PLUGIN nic-$ETH"
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# fi
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if test -n "$SERVICENAME" ; then
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PLUGIN_OPTS="$PLUGIN_OPTS rp_pppoe_service $SERVICENAME"
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fi
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modprobe pppoe > /dev/null 2>&1
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fi
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if test "$DEFAULTROUTE" != "no" ; then
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DEFAULTROUTE="defaultroute"
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else
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DEFAULTROUTE=""
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fi
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# Standard PPP options we always use
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PPP_STD_OPTIONS="$PLUGIN_OPTS noipdefault noauth default-asyncmap $DEFAULTROUTE hide-password nodetach $PEERDNS mtu 1492 mru 1492 noaccomp nodeflate nopcomp novj novjccomp user $USER lcp-echo-interval $LCP_INTERVAL lcp-echo-failure $LCP_FAILURE $PPPD_EXTRA"
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# Jigger DNS if required...
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if test "$DNSTYPE" = "SERVER" ; then
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# Sorry, dude...
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$BUSYBOX rm -f /etc/resolv.conf
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ln -s /etc/ppp/resolv.conf /etc/resolv.conf
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elif test "$DNSTYPE" = "SPECIFY" ; then
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# Sorry, dude...
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$BUSYBOX rm -f /etc/resolv.conf
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echo "nameserver $DNS1" > /etc/resolv.conf
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if test -n "$DNS2" ; then
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echo "nameserver $DNS2" >> /etc/resolv.conf
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fi
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fi
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# PPPoE invocation
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PPPOE_CMD="$PPPOE -p $PPPOE_PIDFILE -I $ETH -T $PPPOE_TIMEOUT -U $PPPOE_SYNC $CLAMPMSS $ACNAME $SERVICENAMEOPT $PPPOE_EXTRA"
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if test "$DEBUG" != "" ; then
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if test "$DEMAND" != "" ; then
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$ECHO "(Turning off DEMAND for debugging purposes)"
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DEMAND=""
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fi
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echo "* The following section shows the pppd command we will invoke" >> $DEBUG
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echo "pppd invocation" >> $DEBUG
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echo "$BUSYBOX setsid $PPPD pty '$PPPOE_CMD' $PPP_STD_OPTIONS $PPPD_SYNC debug" >> $DEBUG
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echo "---------------------------------------------" >> $DEBUG
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$BUSYBOX setsid $PPPD pty "$PPPOE_CMD" \
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$PPP_STD_OPTIONS \
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$PPPD_SYNC >> $DEBUG 2>&1
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echo "---------------------------------------------" >> $DEBUG
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echo "* The following section is an extract from your log." >> $DEBUG
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echo "* Look for error messages from pppd, such as" >> $DEBUG
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echo "* a lack of kernel support for PPP, authentication failure" >> $DEBUG
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echo "* etc." >> $DEBUG
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if test -f "/var/log/messages" ; then
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echo "Extract from /var/log/messages" >> $DEBUG
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grep 'ppp' /var/log/messages | tail -150 >> $DEBUG
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elif test -f "/var/adm/messages"; then
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echo "Extract from /var/adm/messages" >> $DEBUG
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grep 'ppp' /var/adm/messages | tail -150 >> $DEBUG
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else
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echo "Can't find messages file (looked for /var/{log,adm}/messages" >> $DEBUG
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fi
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date >> $DEBUG
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echo "---------------------------------------------" >> $DEBUG
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echo "* The following section is a dump of the packets" >> $DEBUG
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echo "* sent and received by rp-pppoe. If you don't see" >> $DEBUG
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echo "* any output, it's an Ethernet driver problem. If you only" >> $DEBUG
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echo "* see three PADI packets and nothing else, check your cables" >> $DEBUG
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echo "* and modem. Make sure the modem lights flash when you try" >> $DEBUG
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echo "* to connect. Check that your Ethernet card is in" >> $DEBUG
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echo "* half-duplex, 10Mb/s mode. If all else fails," >> $DEBUG
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echo "* try using pppoe-sniff." >> $DEBUG
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echo "rp-pppoe debugging dump" >> $DEBUG
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cat $DEBUG-0 >> $DEBUG
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$BUSYBOX rm -f $DEBUG-0
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for i in 1 2 3 4 5 6 7 8 9 10 ; do
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$ECHO ""
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$ECHO ""
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$ECHO ""
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done
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$ECHO "*** Finished debugging run. Please review the file"
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$ECHO "*** '$DEBUG' and try to"
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$ECHO "*** figure out what is going on."
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$ECHO "***"
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$ECHO "*** Unfortunately, we can NO LONGER accept debugging"
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$ECHO "*** output for analysis. Please do not send this to"
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$ECHO "*** Roaring Penguin; it is too time-consuming for"
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$ECHO "*** us to deal with all the analyses we have been sent."
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exit 0
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fi
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echo $$ > $PIDFILE
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$EHCO "222"
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while [ true ] ; do
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$ECHO "$PPP_STD_OPTIONS"
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if test "$OVERRIDE_PPPD_COMMAND" != "" ; then
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$BUSYBOX setsid $OVERRIDE_PPPD_COMMAND &
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echo "$!" > $PPPD_PIDFILE
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elif test "$LINUX_PLUGIN" != "" ; then
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$BUSYBOX setsid $PPPD $PPP_STD_OPTIONS $DEMAND &
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echo "$!" > $PPPD_PIDFILE
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else
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$BUSYBOX setsid $PPPD pty "$PPPOE_CMD" \
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$PPP_STD_OPTIONS \
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$DEMAND \
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$PPPD_SYNC &
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echo "$!" > $PPPD_PIDFILE
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fi
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# for system server to access
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chmod 644 $PPPD_PIDFILE
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wait
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if test "$RETRY_ON_FAILURE" = "no" ; then
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exit
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fi
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# Run /etc/ppp/pppoe-lost if it exists
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test -x /etc/ppp/pppoe-lost && /etc/ppp/pppoe-lost
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# Re-establish the connection
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$LOGGER -p daemon.notice \
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"PPPoE connection lost; attempting re-connection."
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# Wait a bit in case a problem causes tons of log messages :-)
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sleep 5
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done
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