Create rotate.sh

From http://thehappyengineer.blogspot.com/2012/07/automated-rotation-backup-script.html

rotate.sh

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+#!/bin/bash
+
+# Author: Marcello Torchio
+
+# Set the directory name that you wish to backup
+DIRTOBACKUP=$1
+
+# Set up the backup destination directory
+BACKUPDIRDEST=$2
+
+# Set up the number of days for backup rotation
+NUMDAYS=7;
+
+# Start logging
+echo "["$(date)"] - Started Backup"
+# Check if the destination dir exists. If not create it
+if [ ! -d "$BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/" ]; then
+    # Creates directory for today's backup
+    mkdir $BACKUPDIR/"$(date +"%m-%d-%Y")"
+fi
+
+# Echo the log line.
+echo "["$(date)"] - Backup directory $DIRTOBACKUP in $BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/"
+# Execute the backup command. This backup consist in a recursive copy of the source dir into destination dir
+cp -R $DIRTOBACKUP $BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/
+
+TOTMB=$(du $BACKUPDIRDEST/"$(date +"%m-%d-%Y")"/ -hs)
+echo "["$(date)"] - Finished Backup - $TOTMB Copied"
+
+# Search for folders older than NUMDAYS days and remove them. This makes possible rotation of backups
+for i in `find $BACKUPDIRDEST/ -maxdepth 1 -type d -mtime +$NUMDAYS -print`;
+do
+        echo -e "["$(date)"] - Found outdated backup folder! Deleting directory $i";
+        \rm -rf $i;
+done