Adding upstream version 1:4.13.0.upstream/1%4.13.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 86 insertions, 0 deletions

diff --git a/heartbeat/lvm-clvm.sh b/heartbeat/lvm-clvm.sh
new file mode 100644
index 0000000..9bc0f75
--- /dev/null
+++ b/heartbeat/lvm-clvm.sh
@@ -0,0 +1,86 @@
+# lvm-clvmd.sh
+#
+# Description: LVM management with clvmd
+#
+#
+# Author:      Resource agents contributors
+#              Interface to LVM by Dejan Muhamedagic
+# Support:     users@clusterlabs.org
+# License:     GNU General Public License (GPL)
+# Copyright:   (C) 2017 Dejan Muhamedagic
+#
+
+##
+# Attempt to deactivate vg cluster wide and then start the vg exclusively
+##
+retry_exclusive_start()
+{
+	# Deactivate each LV in the group one by one cluster wide
+	set -- $(lvs -o name,attr --noheadings $OCF_RESKEY_volgrpname 2> /dev/null)
+	while [ $# -ge 2 ]; do
+		case $2 in
+		????ao*)
+			# open LVs cannot be deactivated.
+			return $OCF_ERR_GENERIC;;
+		*)
+			if ! lvchange -an $OCF_RESKEY_volgrpname/$1; then
+				ocf_exit_reason "Unable to perform required deactivation of $OCF_RESKEY_volgrpname/$1 before starting"
+				return $OCF_ERR_GENERIC
+			fi
+			;;
+		esac
+		shift 2
+	done
+
+	ocf_run vgchange $vgchange_activate_options $OCF_RESKEY_volgrpname
+}
+
+#
+# the interface to the LVM RA
+#
+
+lvm_init() {
+	vgchange_activate_options="-aey"
+	vgchange_deactivate_options="-an"
+}
+
+lvm_validate_all() {
+	if ! ps -C clvmd > /dev/null 2>&1; then
+		ocf_exit_reason "$OCF_RESKEY_volgrpname has the cluster attribute set, but 'clvmd' is not running"
+		exit $OCF_ERR_GENERIC
+	fi
+}
+
+lvm_status() {
+	return 0
+}
+
+lvm_pre_activate() {
+	return 0
+}
+
+lvm_post_activate() {
+	local rc=$1
+	if [ $rc -ne 0 ]; then
+		# Failure to exclusively activate cluster vg.:
+		# This could be caused by a remotely active LV, Attempt
+		# to disable volume group cluster wide and try again.
+		# Allow for some settling
+		sleep 5
+		if ! retry_exclusive_start; then
+			return $OCF_ERR_GENERIC
+		fi
+	fi
+	return $rc
+}
+
+lvm_pre_deactivate() {
+	return 0
+}
+
+lvm_post_deactivate() {
+	local rc=$1
+	return $rc
+}
+
+# vim:tabstop=4:shiftwidth=4:textwidth=0:wrapmargin=0