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Rev 1 Rev 37
Line 10... Line 10...
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# - remove detect of CD and Floppy (done by fstab-sync)
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# - remove detect of CD and Floppy (done by fstab-sync)
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# - add sr_mod (USB CDROM support)
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# - add sr_mod (USB CDROM support)
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# - add SATA to modprobe_usb_modules -> modprobe_usb_sata_modules
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# - add SATA to modprobe_usb_modules -> modprobe_usb_sata_modules
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# - add fscache (for SL5)
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# - add fscache (for SL5)
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# - add ide-cd, sr_mod, cdrom (for SL5 cdrom support)
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# - add ide-cd, sr_mod, cdrom (for SL5 cdrom support)
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# - add aufs (unionfs replacement)
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# - to allow LiveCD mounted over NFS (for diskless client)
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#
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#
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# ===========================================================
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# ===========================================================
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# user interface functions
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# user interface functions
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# ===========================================================
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# ===========================================================
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# $1 = union absolute path (starting with /)
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# $1 = union absolute path (starting with /)
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# $2 = path to data directory
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# $2 = path to data directory
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#
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#
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union_insert_dir()
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union_insert_dir()
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{
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{
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   unionctl $1 --add --after 0 --mode ro $2
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   unionctl "$1" --add --after 0 --mode ro "$2"
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}
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}
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# List all modules in all directories (base, modules, optional)
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# List all modules in all directories (base, modules, optional)
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# and filter out unneeded optional modules (not specified by load= kernel parameter)
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# and filter out unneeded optional modules (not specified by load= kernel parameter)
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# $1 = root directory of mounted DATAdir
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# $1 = root directory of mounted DATAdir
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   modprobe_module cdrom
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   modprobe_module cdrom
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   echolog "starting cdrom filesystem support"
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   echolog "starting cdrom filesystem support"
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   modprobe_module isofs
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   modprobe_module isofs
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   echolog "starting squashfs support"
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   echolog "starting squashfs support"
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   modprobe_module squashfs
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   modprobe_module squashfs
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   echolog "starting unionfs support"
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   echolog "starting unionfs/aufs support"
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   modprobe_module unionfs
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   modprobe_module unionfs
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   modprobe_module aufs
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   echolog "starting vfat support"
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   echolog "starting vfat support"
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   modprobe_module nls_cp437
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   modprobe_module nls_cp437
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   modprobe_module nls_iso8859-1
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   modprobe_module nls_iso8859-1
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   modprobe_module nls_iso8859-2
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   modprobe_module nls_iso8859-2
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   modprobe_module vfat
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   modprobe_module vfat
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   # now done by fstab-sync
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   # now done by fstab-sync
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   # echo "/dev/fd0 /mnt/floppy auto noauto,users,suid,dev,exec 0 0" >>$FSTAB
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   # echo "/dev/fd0 /mnt/floppy auto noauto,users,suid,dev,exec 0 0" >>$FSTAB
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   # mkdir -p $1/mnt/floppy
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   # mkdir -p $1/mnt/floppy
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}
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}
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# load network modules, if NFSROOT is set
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# Urs Beyerle, PSI
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load_network_modules()
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{
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    # mii maybe need by NIC
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    echolog "load module mii"
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    modprobe_module mii
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    # detecting network card
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    PCITABLE=/bin/pcitable
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    NICS=`lspci -n | awk '/Class 0200/ {print $4}' | tr ':' ' ' \
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	| while read x y ; do grep "0x$x.*0x$y" $PCITABLE \
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	| awk '$3 !~ /"unknown"/ {print $3}' | tr -d '"' ; done`
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    echolog "Found network card(s): $NICS"
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    if [ -n "$NICS" ]; then
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	echo $NICS | while read nic ; do
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	    echo "Loading module $nic"
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	    modprobe_module $nic
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	done
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    else
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	echo "ERROR: No network card detected!"
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	echo "Type in your network card driver (e.g. tg3, e1000). "
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	echo "Or ask your system administrator for help."
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	echo -n "Network card driver: "
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	read nic
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	echo "Loading module $nic"
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	modprobe_module $nic
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    fi
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}
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# get DHCP lease
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# Urs Beyerle, PSI
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get_dhcp_lease()
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{
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    # create /dev/urandom (needed by udhcpc)
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    mknod /dev/urandom c 1 9
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    echolog "Try to get DHCP lease on eth0"
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    udhcpc --now --quit --interface=eth0 --script=/bin/udhcpc.script
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    if [ $? -ne 0 ]; then
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	echo "ERROR: couldn't get DHCP lease, trying again"
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	udhcpc --now --quit --interface=eth0 --script=/bin/udhcpc.script
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	if [ $? -ne 0 ]; then
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	    echo "ERROR: couldn't get DHCP lease, trying eth1"
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	    udhcpc --now --quit --interface=eth1 --script=/bin/udhcpc.script
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	    if [ $? -ne 0 ]; then
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		echo "ERROR: couldn't get DHCP lease, trying again eth1"
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		udhcpc --now --quit --interface=eth1 --script=/bin/udhcpc.script
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		if [ $? -ne 0 ]; then
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		    echo "ERROR: can't get DHCP lease on eth0 and eth1"
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		fi
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	    fi
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	fi
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    fi
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}
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