mirror_zfs/scripts/zpool-config/lo-raid10.sh
Brian Behlendorf c9c0d073da Add build system
Add autoconf style build infrastructure to the ZFS tree.  This
includes autogen.sh, configure.ac, m4 macros, some scripts/*,
and makefiles for all the core ZFS components.
2010-08-31 13:41:27 -07:00

55 lines
1.5 KiB
Bash

#!/bin/bash
#
# 4 Device Loopback Raid-0 Configuration
#
FILES_M1="/tmp/zpool-vdev0 \
/tmp/zpool-vdev1"
FILES_M2="/tmp/zpool-vdev2 \
/tmp/zpool-vdev3"
FILES="${FILES_M1} ${FILES_M2}"
DEVICES_M1=""
DEVICES_M2=""
zpool_create() {
for FILE in ${FILES_M1}; do
DEVICE=`unused_loop_device`
msg "Creating ${FILE} using loopback device ${DEVICE}"
rm -f ${FILE} || exit 1
dd if=/dev/zero of=${FILE} bs=1024k count=0 seek=256 \
&>/dev/null || die "Error $? creating ${FILE}"
${LOSETUP} ${DEVICE} ${FILE} ||
die "Error $? creating ${FILE} -> ${DEVICE} loopback"
DEVICES_M1="${DEVICES_M1} ${DEVICE}"
done
for FILE in ${FILES_M2}; do
DEVICE=`unused_loop_device`
msg "Creating ${FILE} using loopback device ${DEVICE}"
rm -f ${FILE} || exit 1
dd if=/dev/zero of=${FILE} bs=1024k count=0 seek=256 \
&>/dev/null || die "Error $? creating ${FILE}"
${LOSETUP} ${DEVICE} ${FILE} ||
die "Error $? creating ${FILE} -> ${DEVICE} loopback"
DEVICES_M2="${DEVICES_M2} ${DEVICE}"
done
msg ${ZPOOL} create ${FORCE_FLAG} ${ZPOOL_NAME} \
mirror ${DEVICES_M1} mirror ${DEVICES_M2}
${ZPOOL} create ${FORCE_FLAG} ${ZPOOL_NAME} \
mirror ${DEVICES_M1} mirror ${DEVICES_M2}
}
zpool_destroy() {
msg ${ZPOOL} destroy ${ZPOOL_NAME}
${ZPOOL} destroy ${ZPOOL_NAME}
for FILE in ${FILES}; do
DEVICE=`${LOSETUP} -a | grep ${FILE} | head -n1|cut -f1 -d:`
msg "Removing ${FILE} using loopback device ${DEVICE}"
${LOSETUP} -d ${DEVICE} ||
die "Error $? destroying ${FILE} -> ${DEVICE} loopback"
rm -f ${FILE} || exit 1
done
}