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lvm2/test/t-snapshots-of-mirrors.sh
Petr Rockai cde70f94db Substantial rework of the functional test support code. Some new features:
- somewhat neater, more consistent and more readable output
- possible to set any lvm.conf value: aux lvmconf "section/key = value"
- LVM_TEST_NODEBUG to suppress the (lengthy) "## DEBUG" output
- back-substitution on test output ($TESTDIR/$PREFIX -> @TESTDIR@/@PREFIX@)
- support code moved from test/ to test/lib/ --> less clutter
2011-01-05 00:16:18 +00:00

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# Copyright (C) 2010 Red Hat, Inc. All rights reserved.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions
# of the GNU General Public License v.2.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
. lib/test
aux prepare_vg 4
# Create snapshot of a mirror origin
lvcreate -m 1 -L 10M -n lv $vg
lvcreate -s $vg/lv -L 10M -n snap
# Down-convert (mirror -> linear) under a snapshot
lvconvert -m0 $vg/lv
# Up-convert (linear -> mirror)
lvconvert -m2 $vg/lv
# Down-convert (mirror -> mirror)
lvconvert -m1 $vg/lv
# Up-convert (mirror -> mirror) -- Not supported!
not lvconvert -m2 $vg/lv
# Log conversion (disk -> core)
lvconvert --mirrorlog core $vg/lv
# Log conversion (core -> mirrored)
lvconvert --mirrorlog mirrored $vg/lv
# Log conversion (mirrored -> core)
lvconvert --mirrorlog core $vg/lv
# Log conversion (core -> disk)
lvconvert --mirrorlog disk $vg/lv
# Clean-up
lvremove -ff $vg