linux-ext4 - [PATCH 9/9] e2scrub,e2scrub_all: print a (more understandable) error if not run as root

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Date:   Thu, 21 Mar 2019 16:25:13 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     Ext4 Developers List <linux-ext4@...r.kernel.org>
Cc:     darrick.wong@...cle.com, lczerner@...hat.com,
        "Theodore Ts'o" <tytso@....edu>
Subject: [PATCH 9/9] e2scrub,e2scrub_all: print a (more understandable) error if not run as root

Signed-off-by: Theodore Ts'o <tytso@....edu>
---
 scrub/e2scrub.in     | 5 +++++
 scrub/e2scrub_all.in | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/scrub/e2scrub.in b/scrub/e2scrub.in
index 301574968..666d6485a 100644
--- a/scrub/e2scrub.in
+++ b/scrub/e2scrub.in
@@ -25,6 +25,11 @@
 
 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
 
+if (( $EUID != 0 )); then
+    echo "e2scrub must be run as root"
+    exit 1
+fi
+
 snap_size_mb=256
 fstrim=0
 reap=0
diff --git a/scrub/e2scrub_all.in b/scrub/e2scrub_all.in
index 81340b76f..3eca32e74 100644
--- a/scrub/e2scrub_all.in
+++ b/scrub/e2scrub_all.in
@@ -20,6 +20,11 @@
 
 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
 
+if (( $EUID != 0 )); then
+    echo "e2scrub_all must be run as root"
+    exit 1
+fi
+
 scrub_all=0
 snap_size_mb=256
 reap=0
-- 
2.19.1