From b429e4a21519c6412203c3bedaceada4d9522412 Mon Sep 17 00:00:00 2001
From: "Alan J. Pippin" <alan@pippins.net>
Date: Sat, 2 Dec 2017 22:43:41 -0700
Subject: [PATCH] Only export the pool after scrubbing it if it is still
 imported

Change-Id: I43210627fd78e3bfc62c8d6cf841b85c35673bf0
---
 zfs-scrub | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/zfs-scrub b/zfs-scrub
index fbeadb7..1695796 100755
--- a/zfs-scrub
+++ b/zfs-scrub
@@ -93,10 +93,14 @@ do
     # Don't export the pool if there is a currently running zfs-replicate operation
     ps -ef | grep -q "zfs-replicate" | grep -v grep
     if [ $? != 0 ]; then
-      zpool export $i
-      if [ $? != 0 ]; then
-        echo "-E- unable to export the local pool $i"
-        zpool status $i | $mailx -s "zpool scrub on $hostname unable to export the local pool $i" "$mailto"
+      # Only export the pool if it is still imported
+      zpool list -H "$i" >/dev/null 2>&1
+      if [ $? == 0 ]; then
+        zpool export $i
+        if [ $? != 0 ]; then
+          echo "-E- unable to export the local pool $i"
+          zpool status $i | $mailx -s "zpool scrub on $hostname unable to export the local pool $i" "$mailto"
+        fi
       fi
     fi
   fi
-- 
2.34.1