tests: Enable the testing for IDM locking scheme

This patch is to introduce testing option LVM_TEST_LOCK_TYPE_IDM, with
specifying this option, the Seagate IDM lock manager will be launched as
backend for testing.  Also add the prepare and remove shell scripts for
IDM.

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

test/Makefile.in

@@ -85,6 +85,7 @@ help:
 	@echo "  check_all_lvmpolld     Run all tests with lvmpolld daemon."
 	@echo "  check_lvmlockd_sanlock Run tests with lvmlockd and sanlock."
 	@echo "  check_lvmlockd_dlm     Run tests with lvmlockd and dlm."
+	@echo "  check_lvmlockd_idm	Run tests with lvmlockd and idm."
 	@echo "  check_lvmlockd_test    Run tests with lvmlockd --test."
 	@echo "  run-unit-test          Run only unit tests (root not needed)."
 	@echo "  clean			Clean dir."
@@ -168,6 +169,13 @@ check_lvmlockd_dlm: .tests-stamp
 		--flavours udev-lvmlockd-dlm --only shell/aa-lvmlockd-dlm-prepare.sh,$(T),shell/zz-lvmlockd-dlm-remove.sh --skip $(S)
 endif
 
+ifeq ("@BUILD_LVMLOCKD@", "yes")
+check_lvmlockd_idm: .tests-stamp
+	VERBOSE=$(VERBOSE) ./lib/runner \
+		--testdir . --outdir $(LVM_TEST_RESULTS) \
+		--flavours udev-lvmlockd-idm --only shell/aa-lvmlockd-idm-prepare.sh,$(T),shell/zz-lvmlockd-idm-remove.sh --skip $(S)
+endif
+
 ifeq ("@BUILD_LVMLOCKD@", "yes")
 check_lvmlockd_test: .tests-stamp
 	VERBOSE=$(VERBOSE) ./lib/runner \
@@ -189,6 +197,7 @@ LIB_FLAVOURS = \
  flavour-udev-lvmpolld\
  flavour-udev-lvmlockd-sanlock\
  flavour-udev-lvmlockd-dlm\
+ flavour-udev-lvmlockd-idm\
  flavour-udev-lvmlockd-test\
  flavour-udev-vanilla
 

test/lib/aux.sh

@@ -119,6 +119,20 @@ prepare_sanlock() {
 	fi
 }
 
+prepare_idm() {
+	if pgrep seagate_ilm; then
+		echo "Cannot run while existing seagate_ilm process exists"
+		exit 1
+	fi
+
+	seagate_ilm -D 0 -l 0 -L 7 -E 7 -S 7
+
+	if ! pgrep seagate_ilm; then
+		echo "Failed to start seagate_ilm"
+		exit 1
+	fi
+}
+
 prepare_lvmlockd() {
 	if pgrep lvmlockd ; then
 		echo "Cannot run while existing lvmlockd process exists"
@@ -135,6 +149,11 @@ prepare_lvmlockd() {
 		echo "starting lvmlockd for dlm"
 		lvmlockd
 
+	elif test -n "$LVM_TEST_LOCK_TYPE_IDM"; then
+		# make check_lvmlockd_idm
+		echo "starting lvmlockd for idm"
+		lvmlockd -g idm
+
 	elif test -n "$LVM_TEST_LVMLOCKD_TEST_DLM"; then
 		# make check_lvmlockd_test
 		echo "starting lvmlockd --test (dlm)"
@@ -144,6 +163,12 @@ prepare_lvmlockd() {
 		# FIXME: add option for this combination of --test and sanlock
 		echo "starting lvmlockd --test (sanlock)"
 		lvmlockd --test -g sanlock -o 2
+
+	elif test -n "$LVM_TEST_LVMLOCKD_TEST_IDM"; then
+		# make check_lvmlockd_test
+		echo "starting lvmlockd --test (idm)"
+		lvmlockd --test -g idm
+
 	else
 		echo "not starting lvmlockd"
 		exit 0

test/lib/flavour-udev-lvmlockd-idm.sh

@@ -0,0 +1,5 @@
+export LVM_TEST_LOCKING=1
+export LVM_TEST_LVMPOLLD=1
+export LVM_TEST_LVMLOCKD=1
+export LVM_TEST_LOCK_TYPE_IDM=1
+export LVM_TEST_DEVDIR=/dev

test/lib/inittest.sh

@@ -40,6 +40,7 @@ LVM_TEST_LVMPOLLD=${LVM_TEST_LVMPOLLD-}
 LVM_TEST_DEVICES_FILE=${LVM_TEST_DEVICES_FILE-}
 LVM_TEST_LOCK_TYPE_DLM=${LVM_TEST_LOCK_TYPE_DLM-}
 LVM_TEST_LOCK_TYPE_SANLOCK=${LVM_TEST_LOCK_TYPE_SANLOCK-}
+LVM_TEST_LOCK_TYPE_IDM=${LVM_TEST_LOCK_TYPE_IDM-}
 
 SKIP_WITHOUT_CLVMD=${SKIP_WITHOUT_CLVMD-}
 SKIP_WITH_CLVMD=${SKIP_WITH_CLVMD-}
@@ -64,7 +65,7 @@ unset CDPATH
 
 export LVM_TEST_BACKING_DEVICE LVM_TEST_DEVDIR LVM_TEST_NODEBUG
 export LVM_TEST_LVMLOCKD LVM_TEST_LVMLOCKD_TEST
-export LVM_TEST_LVMPOLLD LVM_TEST_LOCK_TYPE_DLM LVM_TEST_LOCK_TYPE_SANLOCK
+export LVM_TEST_LVMPOLLD LVM_TEST_LOCK_TYPE_DLM LVM_TEST_LOCK_TYPE_SANLOCK LVM_TEST_LOCK_TYPE_IDM
 export LVM_TEST_DEVICES_FILE
 # grab some common utilities
 . lib/utils

test/shell/aa-lvmlockd-idm-prepare.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+
+# Copyright (C) 2021 Seagate.  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
+
+test_description='Set up things to run tests with idm'
+
+. lib/inittest
+
+[ -z "$LVM_TEST_LOCK_TYPE_IDM" ] && skip;
+
+aux prepare_idm
+aux prepare_lvmlockd

test/shell/lvmlockd-lv-types.sh

@@ -36,6 +36,12 @@ LOCKARGS2="dlm"
 LOCKARGS3="dlm"
 fi
 
+if test -n "$LVM_TEST_LOCK_TYPE_IDM" ; then
+LOCKARGS1="idm"
+LOCKARGS2="idm"
+LOCKARGS3="idm"
+fi
+
 aux prepare_devs 5
 
 vgcreate --shared $vg "$dev1" "$dev2" "$dev3" "$dev4" "$dev5"

test/shell/zz-lvmlockd-idm-remove.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# Copyright (C) 2021 Seagate. 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
+
+test_description='Remove the idm test setup'
+
+. lib/inittest
+
+[ -z "$LVM_TEST_LOCK_TYPE_IDM" ] && skip;
+
+# FIXME: collect debug logs (only if a test failed?)
+# lvmlockctl -d > lvmlockd-debug.txt
+# dlm_tool dump > dlm-debug.txt
+
+lvmlockctl --stop-lockspaces
+sleep 1
+killall lvmlockd
+sleep 1
+killall lvmlockd || true
+sleep 1
+killall seagate_ilm