Update trial run message, don't call it "synchronization command"

[backup-script.git] / bin / backup-script-wrapper

diff --git a/bin/backup-script-wrapper b/bin/backup-script-wrapper
index bb9009de65a9b9132ad5921cb6d9f71c6869b233..32a15a66bf40eb7fac8732c2908b7b42a77eac6f 100755 (executable)
--- a/bin/backup-script-wrapper
+++ b/bin/backup-script-wrapper
@@ -25,12 +25,23 @@ NAME="backup-script"
 DELIMITER="- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -"
 HOST=`hostname -f`
 LOGFILE="/var/log/$NAME.log"
+PIDFILE="/var/run/$NAME.pid"
 SUBJECT="$NAME results"
 TMP=`mktemp /tmp/$NAME.XXXXXXXX` || exit 1
 
 PATH="$PATH:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
 export PATH
 
+# check PID file ("lock file")
+if [ -e "$PIDFILE" ]; then
+       echo "Lockfile \"$PIDFILE\" already exists."
+       echo "Is an other instance still running?"
+       echo
+       echo -n "Aborted: "; date
+       echo
+       exit 4
+fi
+
 exec >"$TMP" 2>&1
 
 echo "$NAME Report"