Bash Script to Update Expression Engine from Source Zip

ee_update.sh

#!/bin/bash

# Save in public folder
# run with "sh ee_update.sh"

# Variables
database=your_db_name
username=your_useraccountname_name
now=$(date +'%Y-%d-%m-%H%M')

# Make Backup folder 
mkdir -p _bkp

# Backup Database
mysqldump $database > _bkp/$database-$now.sql

# Backup Site
tar --exclude='./_bkp' -cf _bkp/$username-$now.tar .

# Copy system files
cp -rf index.php _bkp/index.php
cp -rf admin.php _bkp/admin.php
cp -rf system/expressionengine/config/config.php _bkp/config.php
cp -rf system/expressionengine/config/database.php _bkp/database.php

# Extract Expression Engine
unzip -o ExpressionEngine2.10.1.zip

# Copy system files back
cp -rf _bkp/config.php system/expressionengine/config/config.php
cp -rf _bkp/database.php system/expressionengine/config/database.php
cp -rf _bkp/admin.php admin.php
cp -rf _bkp/index.php index.php

# Change ownership
chown -Rf $username:$username *
chown -Rf $username:$username .htaccess