Add minecraft backup script

backup/backup_mc.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+# This runs in a cronjob every hour
+# e.g. 0 */1 * * * /home/nathan/scripts/backup/backup_mc.sh -s mc -d /srv/mc -b /home/nathan/backups/mcRdiff/mc -r nathan@alphavps.aney.co.uk -R ~/backups/minecraft/mc
+
+while getopts s:d:b:r:R:n: flag
+do
+	case "${flag}" in
+	    s) SERVERNAME=${OPTARG};;
+	    d) DIR=${OPTARG};;
+	    b) BACKUPDIR=${OPTARG};;
+	    r) REMOTE=${OPTARG};;
+	    R) REMOTEBACKUP=${OPTARG};;
+	    n) NOW=${OPTARG};;
+	esac
+done
+
+TIME=$(date +%H%M) 
+
+# Make backup location if it's not there
+mkdir -p $BACKUPDIR
+
+# Rdiff to reduce the storage needs of rsync
+rdiff-backup \
+	--exclude $DIR/scripts/ \
+	$DIR $BACKUPDIR
+
+# If time is 00:00/midnight
+if [ "$TIME" = 0000 ] || [ "$NOW" = 1 ]
+then
+	# Create the remote directory for backup if it doesn't exist
+	ssh $REMOTE mkdir -p $REMOTEBACKUP
+	# Copy the backup accross
+	# -e ssh makes it secure
+	rsync -azh -e ssh \
+		$BACKUPDIR/ \
+		$REMOTE:$REMOTEBACKUP 
+fi
+