Subversion Repositories livecd

#!/bin/bash

#

# chkconfig: 345 04 96

# description:  Noninteractive HW detection and configuration \

#               in particular configure network devices. \

#               Used on LiveCD systems.

#

# Urs Beyerle, PSI

#

### -----------------------------------------------------------

### definitions

### -----------------------------------------------------------

# dir of mounted /$MOUNTDIR/live

MOUNTDIR=livecd

# source functions

. /$MOUNTDIR/live/liblinuxlive

. /etc/init.d/functions

# do not run, if we change runlevels

touch /var/lock/subsys/kudzu-auto

### -----------------------------------------------------------

### Get boot parameters

### -----------------------------------------------------------

# do not start network

NONET=$( cmdline_parameter nonet )

# static IP

IPADDR=$( cmdline_value ip )

# gateway

GATEWAY=$( cmdline_value gw )

# netmask

NETMASK=$( cmdline_value netmask )

# start WLAN network on boot

WLAN=$( cmdline_parameter wlan )

# do not apply any fixes (for debugging)

NOFIX=$( cmdline_parameter nofix )

### -----------------------------------------------------------

### Function start_kudzu_auto

### -----------------------------------------------------------

start_kudzu_auto() {

    ### run kudzu in quiet mode

    action $"Hardware auto-detection, please wait... " /usr/sbin/kudzu -q

    ### never start on boot the following network devices (wifi0)

    if [ ! $NOFIX ]; then

	for iface in wifi0; do

	    for file in networking/profiles/default/ifcfg \

	        	networking/devices/ifcfg \

		        network-scripts/ifcfg; do

	      if [ -e /etc/sysconfig/${file}-${iface} ]; then

		  sed -i "s/ONBOOT=.*/ONBOOT=no/" /etc/sysconfig/${file}-${iface}

	      fi

	    done

	done

    fi

    ### do not start network devices, if NONET is defined

    if [ $NONET ]; then

        # find all network devices (exclude loopback device)

	config_files=$( find /etc/sysconfig -name ifcfg-* 2>/dev/null | grep -v ifcfg-lo )

	for file in $config_files; do

	    sed -i "s/ONBOOT=.*/ONBOOT=no/" $file

	done

    fi

    ### define static IP and gateway, netmask

    if [ $IPADDR ]; then    

	if [ ! $GATEWAY ]; then

            # default gatway x.y.z.1

	    GATEWAY=$( echo $IPADDR | awk -F"." '{ print $1"."$2"."$3".1" }' )

	    if [ ! $NETMASK ]; then

		NETMASK=255.255.255.0

	    fi

	fi

        # create config files for eth0

	for iface in eth0; do

	    for file in networking/profiles/default/ifcfg \

	        	networking/devices/ifcfg \

		        network-scripts/ifcfg; do

	      sed -i "s/BOOTPROTO=.*/BOOTPROTO=none/" /etc/sysconfig/${file}-${iface}

	      echo "IPADDR=$IPADDR" > /etc/sysconfig/${file}-${iface}

	      echo "NETMASK=$NETMASK" > /etc/sysconfig/${file}-${iface}

	      echo "GATEWAY=$GATEWAY" > /etc/sysconfig/${file}-${iface}

	    done

	done

    fi

    ### activate Atheros WLAN

    lspci | grep -q Ethernet.*Atheros

    if [ "$?" = "0" ]; then

        # bring ath0 up

	ifconfig ath0 up > /dev/null 2>&1

        # replace wifi0 with ath0

	for file in networking/profiles/default/ifcfg \

	            networking/devices/ifcfg \

	            network-scripts/ifcfg; do

	  if [ -e /etc/sysconfig/${file}-wifi0 ]; then

	      mv /etc/sysconfig/${file}-wifi0 /etc/sysconfig/${file}-ath0

	      sed -i "s/wifi0/ath0/" /etc/sysconfig/${file}-ath0

	      grep -q Wireless /etc/sysconfig/${file}-ath0

	      [ "$?" != "0" ] && echo "TYPE=Wireless" >> /etc/sysconfig/${file}-ath0

	  fi

	done

    fi

    ### configure iwl4965 Intel WLAN Chip

    lspci | grep -q Wireless.*4965

    if [ "$?" = "0" ]; then

	find /lib/modules/ 2>&1 | grep -q iwl4965.ko

	if [ "$?" = "0" ]; then

	    grep -q iwl4965 /etc/modprobe.conf

	    if [ "$?" != "0" ]; then

		echo "alias wlan0 iwl4965" >> /etc/modprobe.conf

	    fi

	    if [ ! -e /etc/sysconfig/network-scripts/ifcfg-wlan0 ]; then

		cat > /etc/sysconfig/network-scripts/ifcfg-wlan0 <<EOF

TYPE=Wireless

DEVICE=wlan0

BOOTPROTO=dhcp

NETMASK=

DHCP_HOSTNAME=

IPADDR=

DOMAIN=

ONBOOT=no

USERCTL=no

IPV6INIT=no

PEERDNS=yes

ESSID=

CHANNEL=6

MODE=Managed

RATE=Auto

EOF

                ln /etc/sysconfig/network-scripts/ifcfg-wlan0 /etc/sysconfig/networking/devices/ifcfg-wlan0

		ln /etc/sysconfig/network-scripts/ifcfg-wlan0 /etc/sysconfig/networking/profiles/default/ifcfg-wlan0 

	    fi

	fi

    fi

    ### do not start WLAN devices on boot

    if [ ! $WLAN ]; then

        # find all network devices (exclude loopback device)

	config_files=$( find /etc/sysconfig -name ifcfg-* 2>/dev/null | grep -v ifcfg-lo )

	for file in $config_files; do

            # WLAN device?

	    grep -q TYPE=Wireless $file

	    if [ "$?" = "0" ]; then

		sed -i "s/ONBOOT=.*/ONBOOT=no/" $file

	    fi

	done

    fi     

}

### -----------------------------------------------------------

### Main

### -----------------------------------------------------------

case "$1" in

 start)

     start_kudzu_auto

     ;;

 stop)

     ;;

 *)

     echo $"Usage: $0 {start|stop}"

     exit 1

     ;;

esac