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pxe-del
executable file
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pxe-del
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#!/bin/bash
trap '{ stty sane; echo ""; errexit "Aborted"; }' SIGINT SIGTERM
errexit()
{
echo ""
echo "$1"
echo ""
echo "Usage: $0 serial_number"
echo ""
exit 1
}
if [ $(id -u) -ne 0 ]; then
errexit "Must be run as root user: sudo $0"
fi
PGMNAME="$(basename $0)"
for PID in $(pidof -x -o %PPID "${PGMNAME}"); do
if [ ${PID} -ne $$ ]; then
errexit "${PGMNAME} is already running"
fi
done
SERIAL="$1"
if [ "${SERIAL}" = "" ]; then
errexit "No serial number specified"
fi
SERIAL="$(tr [A-Z] [a-z] <<< "${SERIAL}")"
if [[ ! "${SERIAL}" =~ ^[[:xdigit:]]{8}$ ]]; then
errexit "Invalid serial number: ${SERIAL}"
fi
if [[ ! -e "/pxe-boot/${SERIAL}" && ! -e "/pxe-root/${SERIAL}" && $(grep -c "${SERIAL}" /etc/exports) -eq 0 ]]; then
errexit "Serial number ${SERIAL} does not exist"
fi
echo ""
echo -n "Delete ${SERIAL} from PXE Network Boot Server (y/n)? "
while read -r -n 1 -s answer; do
if [[ ${answer} = [yYnN] ]]; then
echo "${answer}"
if [[ ${answer} = [yY] ]]; then
break
else
errexit "Aborted"
fi
fi
done
echo ""
sed -i "/${SERIAL}/d" /etc/exports
exportfs -ar
echo "Deleting BOOT files"
rm -r "/pxe-boot/${SERIAL}"
echo ""
echo "Deleting ROOT files"
rm -r "/pxe-root/${SERIAL}"
sync
echo ""
echo "${SERIAL} deleted from PXE Network Boot Server"
echo ""