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149 lines
3.9 KiB
Bash
149 lines
3.9 KiB
Bash
# Copyright (C) 2010 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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. ./test-utils.sh
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log_name_to_count()
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{
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if [ "$1" = "mirrored" ]; then
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echo 2
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elif [ "$1" = "disk" ]; then
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echo 1
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else
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echo 0
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fi
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}
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# FIXME: For test_[up|down]convert, I'd still like to be able
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# to specifiy devices - especially if I can do partial PV
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# specification for down-converts. It may even be wise to
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# do one round through these tests without specifying the PVs
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# to use and one round where we do.
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# test_lvconvert
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# start_mirror_count: The '-m' argument to create with
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# start_log_type: core|disk|mirrored
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# final_mirror_count: The '-m' argument to convert to
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# final_log_type: core|disk|mirrored
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# active: Whether the LV should be active when the convert happens
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#
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# Exmaple: Convert 3-way disk-log mirror to
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# 2-way disk-log mirror while not active
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# -> test_lvconvert 2 disk 3 disk 0
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test_lvconvert()
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{
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local start_count=$1
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local start_count_p1=$(($start_count + 1))
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local start_log_type=$2
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local finish_count=$3
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local finish_count_p1=$(($finish_count + 1))
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local finish_log_type=$4
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local dev_array=($dev1 $dev2 $dev3 $dev4 $dev5)
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local start_log_count
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local finish_log_count
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local max_log_count
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local alloc=""
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local active=true
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local i
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if [ "$start_log_type" = "disk" ] &&
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[ "$finish_log_type" = "mirrored" ]; then
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echo "FIXME: disk -> mirrored log conversion not yet supported by LVM"
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return 0
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fi
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test "$5" = "active" && active=false
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#test $finish_count -gt $start_count && up=true
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# Do we have enough devices for the mirror images?
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if [ $start_count_p1 -gt ${#dev_array[@]} ]; then
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echo "Action requires too many devices"
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return 1
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fi
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# Do we have enough devices for the mirror images?
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if [ $finish_count_p1 -gt ${#dev_array[@]} ]; then
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echo "Action requires too many devices"
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return 1
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fi
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start_log_count=`log_name_to_count $start_log_type`
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finish_log_count=`log_name_to_count $finish_log_type`
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if [ $finish_log_count -gt $start_log_count ]; then
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max_log_count=$finish_log_count
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else
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max_log_count=$start_log_count
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fi
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prepare_vg 5
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if [ $start_count -gt 0 ]; then
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# Are there extra devices for the log or do we overlap
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if [ $(($start_count_p1 + $start_log_count)) -gt ${#dev_array[@]} ]; then
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alloc="--alloc anywhere"
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fi
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lvcreate -l2 -m $start_count --mirrorlog $start_log_type \
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-n $lv1 $vg $alloc
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check mirror_legs $vg $lv1 $start_count_p1
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# FIXME: check mirror log
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else
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lvcreate -l2 -n $lv1 $vg
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fi
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lvs -a -o name,copy_percent,devices $vg
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if ! $active; then
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lvchange -an $vg/$lv1
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fi
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# Are there extra devices for the log or do we overlap
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if [ $(($finish_count_p1 + $finish_log_count)) -gt ${#dev_array[@]} ]; then
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alloc="--alloc anywhere"
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fi
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echo y | lvconvert -m $finish_count --mirrorlog $finish_log_type \
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$vg/$lv1 $alloc
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if ! $active; then
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lvchange -ay $vg/$lv1
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fi
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check mirror_no_temporaries $vg $lv1
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if [ "$finish_count_p1" -eq 1 ]; then
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check linear $vg $lv1
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else
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if test -n "$alloc"; then
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check mirror_nonredundant $vg $lv1
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else
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check mirror $vg $lv1
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fi
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check mirror_legs $vg $lv1 $finish_count_p1
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fi
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}
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aux prepare_vg 5
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test_many() {
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i=$1
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for j in $(seq 0 3); do
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for k in core disk mirrored; do
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for l in core disk mirrored; do
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if test "$i" -eq "$j" && test "$k" = "$l"; then continue; fi
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: ----------------------------------------------------
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: "Testing mirror conversion -m$i/$k -> -m$j/$l"
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: ----------------------------------------------------
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test_lvconvert $i $k $j $l 0
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test_lvconvert $i $k $j $l 1
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done
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done
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done
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}
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