Red Hat SATELLITE 5.1.0 RELEASE NOTES Manual de instalación descargar pdf (Pagina 248)

230 The Virtualization Cookbook for Red Hat Enterprise Linux 5.2

done

# Expand DASD ranges if they have been defined

if [ -n "$DASD" ] ; then

split=$(echo $DASD | tr ',' ' ')

DASD=""

for s in $split

out=$(echo $s | grep \-)

rc=$?

[ $rc -eq 0 ] && DASD=${DASD}$(seq -s" " $(echo $s | tr '-' ' ' | tr '\n' ' '))

[ $rc -ne 0 ] && DASD=${DASD}$(echo -n "$s ")

done

[ -n "$DASD_ROOT" ] && DASD=$(echo $DASD | sed "s/$DASD_ROOT//")

DASD="$DASD_ROOT $DASD"

# Assuming that if no DASD_ROOT is specified then the first DASD device will be

# take as root

if [ -z "$DASD_ROOT" ] ; then

DASD_ROOT=$(echo $DASD | awk -F" " '{print $1}')

export DASD

# Grab just the hostname with out any DNS suffixes from the FQDN

target_host=$(echo $target_fqhost | awk -F. '{print $1}')

}

#+--------------------------------------------------------------------------+

function dd_copy

# Use the dd command to copy one disk to another

# Arg 1: Source minidisk - assumed to be online

# Arg 2: Target minidisk - must be brought online and dasdfmt'd

#+--------------------------------------------------------------------------+

{

ret_val=0

source_mdisk=$1

target_mdisk=$2

# Bring the source and target devices online

set_online $source_mdisk

set_online $target_mdisk

target_dev_node=`cat /proc/dasd/devices | grep "$target_mdisk(ECKD)" | awk '{ print $7

}'`

source_dev_node=`cat /proc/dasd/devices | grep "$source_mdisk(ECKD)" | awk '{ print $7

}'`

wait_for_device /dev/$target_dev_node

[ -n "$VERBOSE" ] && echo "Invoking Linux command: dasdfmt -p -b 4096 -y -f

/dev/$target_dev_node"

[ -n "$VERBOSE" ] && progress="-p"

dasdfmt $progress -b 4096 -y -f /dev/$target_dev_node

[ $? -ne 0 ] && echo "Error: dasdfmt failed" && ret_val=1

wait_for_device /dev/$source_dev_node

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Red Hat SATELLITE 5.1.0 RELEASE NOTES Manual de instalación Pagina 248

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