Added check to make sure script is not already running

masonr · May 4, 2017 · 0225f1d · 0225f1d
1 parent 23fdebb
commit 0225f1d
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/plexidrive.sh b/plexidrive.sh
@@ -6,6 +6,13 @@
 ## server.                                          ##
 ######################################################
 
+# Before starting, check if script is already running
+precheck=`ps aux | grep plexidrive.sh | wc -l`
+if [ "$precheck" -gt 1 ] ; then
+	echo "This script is already running, exiting to avoid duplicate uploads."
+	exit 1
+fi
+
 # Directory where this file exists
 plexidrive_dir=`dirname $(realpath -s $0)`
 cd "$plexidrive_dir"