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#!/usr/bin/env bash
# Copyright (C) 2020 Seagate, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
SKIP_WITH_LVMPOLLD=1
. lib/inittest
[ -z "$LVM_TEST_LOCK_TYPE_IDM" ] && skip
[ -z "$LVM_TEST_FAILURE" ] && skip
aux prepare_devs 3
aux extend_filter_LVMTEST
DRIVE1=$(dmsetup deps -o devname "$dev1" | awk '{gsub(/[()]/,""); print $4;}' | sed 's/[0-9]*$//')
DRIVE2=$(dmsetup deps -o devname "$dev2" | awk '{gsub(/[()]/,""); print $4;}' | sed 's/[0-9]*$//')
DRIVE3=$(dmsetup deps -o devname "$dev3" | awk '{gsub(/[()]/,""); print $4;}' | sed 's/[0-9]*$//')
if [ "$DRIVE1" = "$DRIVE2" ] || [ "$DRIVE1" = "$DRIVE3" ] || [ "$DRIVE2" = "$DRIVE3" ]; then
die "Need to pass three different drives!?"
fi
# The previous device-mapper are removed, but LVM still can directly
# access VGs from the specified physical drives. So enable drives
# for these drives.
aux extend_filter_LVMTEST "a|/dev/$DRIVE1*|" "a|/dev/$DRIVE2*|" "a|/dev/$DRIVE3*|"
aux lvmconf "devices/allow_changes_with_duplicate_pvs = 1"
vgcreate $SHARED $vg "$dev1" "$dev2" "$dev3"
# Create new logic volume and deactivate it
lvcreate -a y --zero n -l 1 -n $lv1 $vg
# Inject failure 40% so cannot send partially request to drives
idm_inject_failure 40
# Wait for 40s, but the lock will not be time out
sleep 40
# Inject failure with 0% so can access drives
idm_inject_failure 0
# Deactivate logic volume due to locking failure
lvchange $vg/$lv1 -a n
# Inject failure 100% so cannot send request to drives
idm_inject_failure 100
# Wait for 70s but should have no any alive locks
sleep 70
# Inject failure with 0% so can access drives
idm_inject_failure 0
# Activate logic volume
lvchange $vg/$lv1 -a y
# Inject failure so cannot send request to drives
idm_inject_failure 100
# Wait for 70s but will not time out
sleep 70
# Inject failure with 0% so can access drives
idm_inject_failure 0
check grep_lvmlockd_dump "S lvm_$vg kill_vg"
lvmlockctl --drop $vg
vgchange --lock-start
vgremove -f $vg
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