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109 lines
2.7 KiB
Bash
109 lines
2.7 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2016 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# test foreing user of thin-pool
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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MOUNT_DIR=mnt
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cleanup_mounted_and_teardown()
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{
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umount "$MOUNT_DIR" || true
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dmsetup remove $THIN
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vgremove -ff $vg
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aux teardown
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}
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percent_() {
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get lv_field $vg/pool data_percent | cut -d. -f1
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}
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#
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# Main
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#
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aux have_thin 1 0 0 || skip
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which mkfs.ext4 || skip
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# Use our mkfs config file to get approximately same results
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# TODO: maybe use it for all test via some 'prepare' function
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export MKE2FS_CONFIG="$TESTOLDPWD/lib/mke2fs.conf"
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aux prepare_dmeventd
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aux prepare_vg 2 64
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# Create named pool only
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lvcreate --errorwhenfull y -L2 -T $vg/pool
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POOL="$vg-pool"
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THIN="${PREFIX}_thin"
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# Foreing user is using own ioctl command to create thin devices
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dmsetup message $POOL 0 "create_thin 0"
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dmsetup message $POOL 0 "set_transaction_id 0 1"
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dmsetup status
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# Once the transaction id has changed, lvm2 shall not be able to create thinLV
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fail lvcreate -V10 $vg/pool
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trap 'cleanup_mounted_and_teardown' EXIT
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# 20M thin device
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dmsetup create $THIN --table "0 40960 thin $DM_DEV_DIR/mapper/$POOL 0"
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dmsetup table
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dmsetup info -c
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mkdir "$MOUNT_DIR"
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# This mkfs should fill 2MB pool over 95%
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# no autoresize is configured
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mkfs.ext4 "$DM_DEV_DIR/mapper/$THIN"
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# ensure all data from mkfs are written to disk
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sync
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test "$(percent_)" -gt 95
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mount "$DM_DEV_DIR/mapper/$THIN" "$MOUNT_DIR"
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pvchange -x n "$dev1" "$dev2"
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test "$(percent_)" -gt 95
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# Configure autoresize
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aux lvmconf 'activation/thin_pool_autoextend_percent = 10' \
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'activation/thin_pool_autoextend_threshold = 75'
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# Give it some time to left dmeventd do some (failing to resize) work
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sleep 20
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# And check foreign thin device is still mounted
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mount | grep "$MOUNT_DIR" | grep "$THIN"
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test "$(percent_)" -gt 95
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pvchange -x y "$dev1" "$dev2"
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# FIXME: ATM tell dmeventd explicitely we've changed metadata
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# however dmeventd shall be aware of any metadata change
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# and automagically retry resize operation after that.
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lvchange --refresh $vg/pool
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# Give it some time and let dmeventd do some work
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for i in $(seq 1 15) ; do
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test "$(percent_)" -ge 75 || break
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sleep 1
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done
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test "$(percent_)" -lt 75
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# And check foreign thin device is still mounted
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mount | grep "$MOUNT_DIR" | grep "$THIN"
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