tests: multi-hosts: Add LV testing

This patch is to add LV testing on multi hosts.  There have two scripts,
the script multi_hosts_lv_hosta.sh is used to create LVs on one host,
and the second script multi_hosts_lv_hostb.sh will acquire
global lock and VG lock, and remove VGs.  The testing flow verifies the
locking operations between two hosts with lvmlockd and the backend
locking manager.

  On the host A:
    make check_lvmlockd_idm \
      LVM_TEST_BACKING_DEVICE=/dev/sdj3,/dev/sdk3,/dev/sdl3 \
      LVM_TEST_MULTI_HOST=1 T=multi_hosts_lv_hosta.sh

  On the host B:
    make check_lvmlockd_idm \
      LVM_TEST_BACKING_DEVICE=/dev/sdj3,/dev/sdk3,/dev/sdl3 \
      LVM_TEST_MULTI_HOST=1 T=multi_hosts_lv_hostb.sh

Signed-off-by: Leo Yan <leo.yan@linaro.org>

test/shell/multi_hosts_lv_hosta.sh

@@ -0,0 +1,78 @@
+#!/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 v2.
+#
+# 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
+
+# This testing script is for multi-hosts testing, the paired scripts
+# are: multi_hosts_lv_hosta.sh / multi_hosts_lv_hostb.sh
+#
+# On the host A:
+#   make check_lvmlockd_idm \
+#     LVM_TEST_BACKING_DEVICE=/dev/sdj3,/dev/sdk3,/dev/sdl3 \
+#     LVM_TEST_MULTI_HOST=1 T=multi_hosts_lv_hosta.sh
+# On the host B:
+#   make check_lvmlockd_idm \
+#     LVM_TEST_BACKING_DEVICE=/dev/sdj3,/dev/sdk3,/dev/sdl3 \
+#     LVM_TEST_MULTI_HOST=1 T=multi_hosts_lv_hostb.sh
+
+SKIP_WITH_LVMPOLLD=1
+
+. lib/inittest
+
+[ -z "$LVM_TEST_MULTI_HOST" ] && skip;
+
+IFS=',' read -r -a BLKDEVS <<< "$LVM_TEST_BACKING_DEVICE"
+
+for d in "${BLKDEVS[@]}"; do
+	aux extend_filter_LVMTEST "a|$d|"
+done
+
+aux lvmconf "devices/allow_changes_with_duplicate_pvs = 1"
+
+BLKDEVS_NUM=${#BLKDEVS[@]}
+
+for d in "${BLKDEVS[@]}"; do
+	dd if=/dev/zero of="$d" bs=32k count=1
+	wipefs -a "$d" 2>/dev/null || true
+
+	sg_dev=`sg_map26 ${d}`
+	if [ -n "$LVM_TEST_LOCK_TYPE_IDM" ]; then
+		echo "Cleanup IDM context for drive ${d} ($sg_dev)"
+		sg_raw -v -r 512 -o /tmp/idm_tmp_data.bin $sg_dev \
+			88 00 01 00 00 00 00 20 FF 01 00 00 00 01 00 00
+		sg_raw -v -s 512 -i /tmp/idm_tmp_data.bin $sg_dev \
+			8E 00 FF 00 00 00 00 00 00 00 00 00 00 01 00 00
+		rm /tmp/idm_tmp_data.bin
+	fi
+done
+
+#aux prepare_pvs $BLKDEVS_NUM 6400
+
+for i in $(seq 1 ${#BLKDEVS[@]}); do
+	echo $i
+	d="dev$i"
+	vgcreate $SHARED TESTVG$i ${BLKDEVS[$(( i - 1 ))]}
+
+	for j in {1..20}; do
+		lvcreate -a n --zero n -l 1 -n foo$j TESTVG$i
+	done
+done
+
+for i in $(seq 1 ${#BLKDEVS[@]}); do
+	for j in {1..20}; do
+		lvchange -a ey TESTVG$i/foo$j
+	done
+done
+
+for i in $(seq 1 ${#BLKDEVS[@]}); do
+	for j in {1..20}; do
+		lvchange -a n TESTVG$i/foo$j
+	done
+done

test/shell/multi_hosts_lv_hostb.sh

@@ -0,0 +1,61 @@
+#!/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 v2.
+#
+# 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
+
+# This testing script is for multi-hosts testing, the paired scripts
+# are: multi_hosts_lv_hosta.sh / multi_hosts_lv_hostb.sh
+#
+# On the host A:
+#   make check_lvmlockd_idm \
+#     LVM_TEST_BACKING_DEVICE=/dev/sdj3,/dev/sdk3,/dev/sdl3 \
+#     LVM_TEST_MULTI_HOST=1 T=multi_hosts_lv_hosta.sh
+# On the host B:
+#   make check_lvmlockd_idm \
+#     LVM_TEST_BACKING_DEVICE=/dev/sdj3,/dev/sdk3,/dev/sdl3 \
+#     LVM_TEST_MULTI_HOST=1 T=multi_hosts_lv_hostb.sh
+
+SKIP_WITH_LVMPOLLD=1
+
+. lib/inittest
+
+[ -z "$LVM_TEST_MULTI_HOST" ] && skip;
+
+IFS=',' read -r -a BLKDEVS <<< "$LVM_TEST_BACKING_DEVICE"
+
+for d in "${BLKDEVS[@]}"; do
+	aux extend_filter_LVMTEST "a|$d|"
+done
+
+aux lvmconf "devices/allow_changes_with_duplicate_pvs = 1"
+
+vgchange --lock-start
+
+for i in $(seq 1 ${#BLKDEVS[@]}); do
+	for j in {1..20}; do
+		lvchange -a sy TESTVG$i/foo$j
+	done
+done
+
+for i in $(seq 1 ${#BLKDEVS[@]}); do
+	for j in {1..20}; do
+		lvchange -a ey TESTVG$i/foo$j
+	done
+done
+
+for i in $(seq 1 ${#BLKDEVS[@]}); do
+	for j in {1..20}; do
+		lvchange -a n TESTVG$i/foo$j
+	done
+done
+
+for i in $(seq 1 ${#BLKDEVS[@]}); do
+	vgremove -f TESTVG$i
+done