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