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56 lines
1.4 KiB
Bash
56 lines
1.4 KiB
Bash
#!/bin/sh
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# Copyright (C) 2014 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Checking consistency of old-snapshot metadata after de/activation
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# Validates recent snapshot target kernel updates and error
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# is triggered by kernel 3.14-rc[1..5]
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# http://www.redhat.com/archives/dm-devel/2014-March/msg00005.html
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#
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. lib/test
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# Snapshot should remain unmodified
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check_s_() {
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check dev_md5sum $vg s
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#diff data "$DM_DEV_DIR/$vg/s"
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}
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which md5sum || skip
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aux prepare_vg
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# 8M file with some random data
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dd if=/dev/urandom of=data bs=1M count=1
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dd if=data of=data bs=1M count=7 seek=1
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echo "$(md5sum data | cut -d' ' -f1) $DM_DEV_DIR/$vg/s" >md5.${vg}-s
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lvcreate -aey -L 8M -n o $vg
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dd if=data of="$DM_DEV_DIR/$vg/o" bs=1M
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lvcreate -L 8M -s -n s $vg/o
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check_s_
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dd if=data of="$DM_DEV_DIR/$vg/o" bs=1234567 count=1 skip=1
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check_s_
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lvchange -an $vg
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lvchange -ay $vg
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check_s_
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dd if=data of="$DM_DEV_DIR/$vg/o" bs=1234567 count=2 skip=1
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check_s_
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lvchange -an $vg
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lvchange -ay $vg
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check_s_
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vgremove -f $vg
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