zfs/scripts/zpool-config/lo-raid0.sh

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#!/bin/bash
#
# 5 Device Loopback Raid-0 Configuration
#
DEVICES="/tmp/zpool-vdev0 \
/tmp/zpool-vdev1 \
/tmp/zpool-vdev2 \
/tmp/zpool-vdev3 \
/tmp/zpool-vdev4"
DEVICE_SIZE=512
zpool_create() {
for DEV in ${DEVICES}; do
LO=`/sbin/losetup -f`
msg "Creating ${DEV} using loopback device ${LO}"
rm -f ${DEV} || exit 1
dd if=/dev/zero of=${DEV} bs=1024k count=${DEVICE_SIZE} &>/dev/null || exit 1
losetup ${LO} ${DEV} || exit 1
done
msg "${CMDDIR}/zpool/zpool create -f ${ZPOOL_NAME} ${DEVICES}"
${CMDDIR}/zpool/zpool create -f ${ZPOOL_NAME} ${DEVICES} || exit 1
}
zpool_destroy() {
msg "${CMDDIR}/zpool/zpool destroy ${ZPOOL_NAME}"
${CMDDIR}/zpool/zpool destroy ${ZPOOL_NAME}
for DEV in ${DEVICES}; do
LO=`/sbin/losetup -a | grep ${DEV} | head -n1 | cut -f1 -d:`
msg "Removing ${DEV} using loopback device ${LO}"
rm -f ${DEV} || exit 1
done
}