#!/bin/bash
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin

# Temporary Path where the archive will be created and stored before uploading to S3
# Example: BACKUPPATH=/mnt
BACKUPPATH=/

# Amazon S3 Bucket name
# Example: S3BUCKET=production-database-backups
S3BUCKET=

# Individual Database names separated by spaces.
# Prefix underscore(_) with a backslash(\) in directory name.
# Example: DATABASES=(db1 db2 db3 db\_4)
DATABASES=()

# Individual Amazon S3 directories in the bucket separated by spaces.
# Prefix underscore(_) with a backslash(\) in directory name.
# Example: DIRECTORIES=(db1 db2 db3 db\_4)
DIRECTORIES=()

# MySQL Hostname or IP Address
MYSQL_HOSTNAME=127.0.0.1

# MySQL Username that has access to all the above databases
MYSQL_USERNAME=root

# MySQL Password for the above user
# if you use $ in password
MYSQL_PASSWORD=''

########################### END CONFIGURATION. EDIT BELOW AT YOUR OWN RISK ###########################
INDEX=0

for database in ${DATABASES[@]}
do
    FILENAME=$BACKUPPATH/$database\_`date '+%m-%d-%Y_%I-%p'`.sql.gz
    echo "==================================================================="
    echo "Backing up $database Database"
    sh -c `mysqldump --extended-insert -Q --opt -h $MYSQL_HOSTNAME -u$MYSQL_USERNAME -p$MYSQL_PASSWORD --databases $database | gzip > $FILENAME` 2>/dev/null
    echo "Uploading Archive to Amazon S3"
    sh -c "aws s3 cp $FILENAME s3://$S3BUCKET/${DIRECTORIES[$index]}/" > /dev/null
    echo "Cleaning Up..."
    rm -f $FILENAME

    index=`expr $index + 1`
done

echo "==================================================================="
echo "                                      All Databases Backup Complete"