File 0020-Medium-Raid1-Handle-case-when-mddev-is-a-symlink.patch of Package resource-agents.11561

From a2c60be4004a8a4a6e3aeb173958bb57fe887cf0 Mon Sep 17 00:00:00 2001
From: Zhilong Liu <zlliu@suse.com>
Date: Thu, 13 Jul 2017 02:51:10 -0500
Subject: [PATCH 20/21] Medium: Raid1: Handle case when mddev is a symlink

For the mddev name, the function raid1_monitor_one()
should parse whether or not the $mddev is a symlink,
because the symlink name wouldn't show in /proc/mdstat
and result in "raid1_monitor_one()" returns failure.
---
 heartbeat/Raid1 | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/heartbeat/Raid1 b/heartbeat/Raid1
index 7cf658b5..859eaa88 100755
--- a/heartbeat/Raid1
+++ b/heartbeat/Raid1
@@ -353,16 +353,22 @@ raid1_stop() {
 #
 raid1_monitor_one() {
 	local mddev=$1
-	local md=`echo $mddev | sed 's,/dev/,,'`
+	local md=
 	local rc
 	local TRY_READD=0
 	local pbsize
 	# check if the md device exists first
 	# but not if we are in the stop operation
 	# device existence is important only for the running arrays
-	if [ "$__OCF_ACTION" != "stop" -a ! -b $mddev ]; then
-		ocf_log info "$mddev is not a block device"
-		return $OCF_NOT_RUNNING
+	if [ "$__OCF_ACTION" != "stop" ]; then
+		if [ -h "$mddev" ]; then
+			md=$(ls $mddev -l | awk -F'/' '{print $NF}')
+		elif [ -b "$mddev" ]; then
+			md=$(echo $mddev | sed 's,/dev/,,')
+		else
+			ocf_log info "$mddev is not a block device"
+			return $OCF_NOT_RUNNING
+		fi
 	fi
 	if ! grep -e "^$md[ \t:]" /proc/mdstat >/dev/null ; then
 		ocf_log info "$md not found in /proc/mdstat"
-- 
2.14.1