From ee9a47f97dd8b0cb51033db7879a79588aab409c Mon Sep 17 00:00:00 2001
From: Valentin Vidic <Valentin.Vidic@CARNet.hr>
Date: Tue, 15 Jan 2019 15:40:01 +0100
Subject: [PATCH] LVM-activate: fix dmsetup check
When there are no devices in the system dmsetup outputs one line:
# dmsetup info -c
No devices found
---
heartbeat/LVM-activate | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/heartbeat/LVM-activate b/heartbeat/LVM-activate
index f46932c1c..c3225e1cb 100755
--- a/heartbeat/LVM-activate
+++ b/heartbeat/LVM-activate
@@ -715,9 +715,9 @@ lvm_status() {
if [ -n "${LV}" ]; then
# dmsetup ls? It cannot accept device name. It's
# too heavy to list all DM devices.
- dm_count=$(dmsetup info --noheadings --noflush -c -S "vgname=${VG} && lvname=${LV}" | wc -l )
+ dm_count=$(dmsetup info --noheadings --noflush -c -S "vgname=${VG} && lvname=${LV}" | grep -c -v '^No devices found')
else
- dm_count=$(dmsetup info --noheadings --noflush -c -S "vgname=${VG}" 2>/dev/null | wc -l )
+ dm_count=$(dmsetup info --noheadings --noflush -c -S "vgname=${VG}" | grep -c -v '^No devices found')
fi
if [ $dm_count -eq 0 ]; then