3 # 4 Device Loopback Raid-0 Configuration
6 FILES_M1="/tmp/zpool-vdev0 \
8 FILES_M2="/tmp/zpool-vdev2 \
10 FILES="${FILES_M1} ${FILES_M2}"
15 for FILE in ${FILES_M1}; do
16 DEVICE=`unused_loop_device`
17 msg "Creating ${FILE} using loopback device ${DEVICE}"
18 rm -f ${FILE} || exit 1
19 dd if=/dev/zero of=${FILE} bs=1024k count=0 seek=256 \
20 &>/dev/null || die "Error $? creating ${FILE}"
21 ${LOSETUP} ${DEVICE} ${FILE} ||
22 die "Error $? creating ${FILE} -> ${DEVICE} loopback"
23 DEVICES_M1="${DEVICES_M1} ${DEVICE}"
26 for FILE in ${FILES_M2}; do
27 DEVICE=`unused_loop_device`
28 msg "Creating ${FILE} using loopback device ${DEVICE}"
29 rm -f ${FILE} || exit 1
30 dd if=/dev/zero of=${FILE} bs=1024k count=0 seek=256 \
31 &>/dev/null || die "Error $? creating ${FILE}"
32 ${LOSETUP} ${DEVICE} ${FILE} ||
33 die "Error $? creating ${FILE} -> ${DEVICE} loopback"
34 DEVICES_M2="${DEVICES_M2} ${DEVICE}"
37 msg ${ZPOOL} create ${FORCE_FLAG} ${ZPOOL_NAME} \
38 mirror ${DEVICES_M1} mirror ${DEVICES_M2}
39 ${ZPOOL} create ${FORCE_FLAG} ${ZPOOL_NAME} \
40 mirror ${DEVICES_M1} mirror ${DEVICES_M2}
44 msg ${ZPOOL} destroy ${ZPOOL_NAME}
45 ${ZPOOL} destroy ${ZPOOL_NAME}
47 for FILE in ${FILES}; do
48 DEVICE=`${LOSETUP} -a | grep ${FILE} | head -n1|cut -f1 -d:`
49 msg "Removing ${FILE} using loopback device ${DEVICE}"
50 ${LOSETUP} -d ${DEVICE} ||
51 die "Error $? destroying ${FILE} -> ${DEVICE} loopback"
52 rm -f ${FILE} || exit 1