#!/bin/sh
#
#  ifup-hdlc  --  Interface config script for up'ing HDLC devices
#             by  ||ugh Daniel <hugh@toad.com> 2000/02/18
#                 Copyright (C) 2000, under the terms of the GPLv2
#                 portions of this code are from the ifup script
#
#  RCSID $Id: ifup-hdlc,v 1.1 2000/02/25 15:55:27 notting Exp $
#
#

#
#  This script is called via network-scripts/ifup's OTHERSCRIPT mechanism
#  Tested and found working for LMC cards on RedHat-6.1 systems.

PATH=/sbin:/usr/sbin:/bin:/usr/bin

cd /etc/sysconfig/network-scripts
. network-functions

need_hostname

CONFIG=$1

[ -z "$CONFIG" ] && {
	echo "usage: ifup-hdlc <device name>" >&2
	exit 1
}

[ -f "$CONFIG" ] || CONFIG=ifcfg-$CONFIG
[ -f "$CONFIG" ] || {
	echo "$0: no settings file for <device name>" >&2
	exit 1
}

if [ $UID != 0 ]; then
	if [ -x /usr/sbin/usernetctl ]; then
		if /usr/sbin/usernetctl $CONFIG report ; then
			exec /usr/sbin/usernetctl $CONFIG up
		fi
	fi
	echo "Users cannot control this device." >&2
	exit 1
fi

source_config

if [ "foo$2" = "fooboot" -a "${ONBOOT}" = "no" ]; then
	exit
fi

DEVICETYPE=`echo $DEVICE | sed "s/[0-9]*$//"`
REALDEVICE=`echo $DEVICE | sed 's/:.*//g'`
if echo $DEVICE | grep -q ':' ; then
	ISALIAS=yes
  else
	ISALIAS=no
fi

if [ -z "${DEVICE}" ] ; then
	# Sysadmin must state driver device file
	# FIXUP: this could/should come from the command line argument
	echo "$0: Error: no DEVICE= setting in ./$CONFIG" >&2
	exit 1
fi

if [ -z "${IPADDR}" ] ; then
	# Sysadmin must state our ends IP address in the config file
	echo "$0: Error: no IPADDR= setting in ./$CONFIG" >&2
	exit 1
fi

if [ -z "${POINTOPOINT}" ] ; then
	# Sysadmin must state other ends IP address in the config file
	echo "$0: Error: no POINTOPOINT= setting in ./$CONFIG" >&2
	exit 1
fi

#
#  WARNING: this currently only works for LMC cards...
#  FIXUP: we need a general interface for all cards on this...
#	hdlcctl -i DEV --interface DEV --linkencap=cisco --status # etc.
if [ -n "${LINKENCAP}" ]; then
	# The sysadmin needs to explictly set the line line encapsulation
	# Possbile values: cisco, syncppp, ???
	PATH=${PATH}:/usr/local/sbin
	if [ -z "`type -path lmcctl`" ]; then
		# Can't find the 
		echo "$0: Error: can't find the lmcctl sbinary command" >&2
		exit 1
	fi
	case  "${LINKENCAP}" in
	  "syncppp")
		/sbin/ifconfig ${DEVICE} down
		lmcctl -i ${DEVICE} -P
		retval=$?
		if [ $retval -ne 0 ]; then
			# Something failed
			echo "$0: Failed: could not set the requested line encap (${LINKENCAP}) on ${DEVICE}, error number ${retval}." >&2
		fi
		;;
	  "cisco")
		/sbin/ifconfig ${DEVICE} down
		lmcctl -i ${DEVICE} -p
		retval=$?
		if [ $retval -ne 0 ]; then
			# Something failed
			echo "$0: Failed: could not set the requested line encap (${LINKENCAP}) on ${DEVICE}, error number ${retval}." >&2
		fi
		;;
	  *)
		# Unknown link encapsulation error
		echo "$0: Error: LINKENCAP type (${LINKENCAP}) unknown." >&2
		exit 1
	esac
fi

# Warning: this block of code is, by nature, vendor specific.
if [ -n "${LMCCTL}" ]; then
	# The user wants to run a LMC (www.lanmedia.com) cards control command
	PATH=${PATH}:/usr/local/sbin
	if [ -z "`type -path lmcctl`" ]; then
		# Can't find the 
		echo "$0: Error: can't find the lmcctl sbinary command" >&2
		exit 1
	fi
	/sbin/ifconfig ${DEVICE} down
	lmcctl -i ${DEVICE} ${LMCCTL}
	retval=$?
	if [ $retval -ne 0 ]; then
		# Something went wrong
		echo "$0: Error: The LMCCTL for ${DEVICE} failed, returning ${retval}" >&2
		exit ${retval}
	fi
fi

# is this device available? (this catches PCMCIA devices for us)
/sbin/ifconfig ${REALDEVICE} 2>&1 | grep -s "not found" > /dev/null
if [ "$?" = "0" ]; then
    echo "Delaying ${DEVICE} initialization due to missing device."
    exit 1
fi

/sbin/ifconfig ${DEVICE} up ${IPADDR} pointopoint ${POINTOPOINT} netmask 255.255.255.255
retval=$?

if [ ${retval} -ne 0 ]; then
	#  The ifconfig failed, report it to the poor sysadmin
        echo "$0: Failure: ifconfig of ${DEVICE} failed with a return value of ${retval}" >&2
	exit ${retval}
fi

. /etc/sysconfig/network

if [ "${GATEWAY}" != "" ]; then
	if [ "${GATEWAYDEV}" = "" -o "${GATEWAYDEV}" = "${DEVICE}" ]; then
	# set up default gateway
		route add default gw ${GATEWAY} ${DEVICE}
		retval=$?
		if [ ${retval} -ne 0 ]; then
			# The g
			echo "$0: Error: failed to install the default route on ${DEVICE}" >&2
			exit ${retval}
		fi
		DEFGW=${GATEWAY}
	fi
fi

if [ "$IPX" = yes ]; then
	/etc/sysconfig/network-scripts/ifup-ipx $DEVICE
fi

exec /etc/sysconfig/network-scripts/ifup-post $CONFIG