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|
#!/bin/sh
# BIOS update BASH script
_NAME_VER="Dell Libsmbios-based BIOS Update installer v1.0"
_COPYRIGHT="Copyright 2008 Dell Inc. All Rights Reserved."
_BNAME=`basename $0`
_PRG=dellBiosUpdate
_DEPS="mktemp tail tar awk rm"
_DIR=$(cd $(dirname $0); pwd)
_THIS_BIN=$_DIR/$( basename $0 )
set -e
#Functions
ShowHelp()
{
echo "Usage: $_BNAME [options]"
echo
echo $_NAME_VER
echo $_COPYRIGHT
echo
echo "Options:"
echo " --help Print this text."
echo " --version Print package versions."
echo " --update Update the bios."
echo " --extract PATH Extract the package to PATH"
echo
}
Extract()
{
END=$(awk '/^__ARC__/ { print NR + 1; exit 0; }' $_THIS_BIN )
tail -n +$END $_THIS_BIN | tar xzf - -C $tmpdir
[ $? = 0 ] || \
{
echo "$0: The archive cannot be extracted."
exit 1
}
}
Update()
{
echo
echo "Loading OS-provided 'dell_rbu' driver."
if ! /sbin/modprobe dell_rbu; then
echo "Could not load OS dell_rbu driver."
exit 1
fi
echo
pushd $tmpdir >/dev/null 2>&1
echo "Running BIOS Update:"
if ! ./$_PRG -u -f ./bios.hdr "$@"; then
echo
echo "BIOS Update Failed."
echo
else
echo "You must now reboot your system!"
echo
fi
popd >/dev/null 2>&1
}
checkroot()
{
if [ $(id -u) -ne 0 ]; then
echo "Cannot run update as non-root user."
exit 1
fi
}
#Main()
#Handle signals
tmpdir=
trap 'rm -rf $tmpdir; exit 99' HUP INT QUIT EXIT BUS SEGV PIPE TERM #1 2 3 10 11 13 15
#Ensure dependencies are available
type $_DEPS >/dev/null
[ $? = 0 ] || \
{
echo "$0: Cannot find utilities on the system to execute package." >&2
echo "Make sure the following utilities are in the path: $DEPS" >&2
exit 1
}
#Check options
while [ $# -gt 0 ];
do
case $1 in
--debug)
set -x
shift
;;
--version)
echo $_NAME_VER
echo $_COPYRIGHT
tmpdir=$(mktemp -d /tmp/biosupdate-XXXXXX)
export LD_LIBRARY_PATH=$tmpdir
Extract
$tmpdir/$_PRG --version
exit 0
;;
--help)
ShowHelp
exit 0
;;
--extract)
if [ -n "$2" ]; then
mkdir -p $2
tmpdir=$2
else
tmpdir=$(mktemp -d ./UpdatePackage-XXXXXX)
fi
trap - HUP INT QUIT EXIT BUS SEGV PIPE TERM #1 2 3 10 11 13 15
Extract
exit 0
;;
--update)
checkroot
shift
tmpdir=$(mktemp -d /tmp/biosupdate-XXXXXX)
export LD_LIBRARY_PATH=$tmpdir
Extract
Update "$@"
exit 0
;;
'')
ShowHelp
exit 0
;;
*)
echo "invalid command line option: $1"
ShowHelp
exit 0
;;
esac
done
ShowHelp
exit 0
__ARC__
|
