#!/bin/bash

echo "####################################################################"
echo "# docker_mariadb_create_customer_script                            #"
echo "# Dennis Buchhorn - bucde@b-eit.de                                 #"
echo "####################################################################"
echo "# WARNING: password is plain text!                                 #"
#echo "#  #"
echo "####################################################################"
echo ""

MARIADB_CONTAINER_NAME=""
MARIADB_ROOT_PASSWORD=""
MARIADB_CUSTOMER_NAME=""
MARIADB_CUSTOMER_PASSWORD=""
MARIADB_CUSTOMER_CHARSET=""
MARIADB_CUSTOMER_COLLATE=""

read -p "Enter mariadb container name: " MARIADB_CONTAINER_NAME
read -p "Enter mariadb root password: " MARIADB_ROOT_PASSWORD
read -p "Enter customer name: " MARIADB_CUSTOMER_NAME
read -p "Enter customer password: " MARIADB_CUSTOMER_PASSWORD
read -p "Enter character set (leave empty for default): " MARIADB_CUSTOMER_CHARSET
read -p "Enter collate (leave empty for default): " MARIADB_CUSTOMER_COLLATE

MARIADB_CUSTOMER_DBNAME="${MARIADB_CUSTOMER_NAME}db"

rm -f tmp
touch tmp
echo "CREATE USER '"$MARIADB_CUSTOMER_NAME"'@'%' IDENTIFIED BY '"$MARIADB_CUSTOMER_PASSWORD"';" >> tmp

if [ -z "$MARIADB_CUSTOMER_CHARSET" ]; then
    if [ -z "$MARIADB_CUSTOMER_COLLATE" ]; then
        echo "CREATE DATABASE '"$MARIADB_CUSTOMER_DBNAME"';" >> tmp
    else
        echo "CREATE DATABASE '"$MARIADB_CUSTOMER_DBNAME"' COLLATE '"$MARIADB_CUSTOMER_COLLATE"';" >> tmp
    fi
else
    if [ -z "$MARIADB_CUSTOMER_COLLATE" ]; then
        echo "CREATE DATABASE '"$MARIADB_CUSTOMER_DBNAME"' CHARACTER SET '"$MARIADB_CUSTOMER_CHARSET"';" >> tmp
    else
        echo "CREATE DATABASE '"$MARIADB_CUSTOMER_DBNAME"' CHARACTER SET '"$MARIADB_CUSTOMER_CHARSET"' COLLATE '"$MARIADB_CUSTOMER_COLLATE"';" >> tmp
    fi
fi

echo "GRANT ALL PRIVILEGES ON "$MARIADB_CUSTOMER_DBNAME".* To '"$MARIADB_CUSTOMER_NAME"'@'%' IDENTIFIED BY '"$MARIADB_CUSTOMER_PASSWORD"';" >> tmp
echo "FLUSH PRIVILEGES;" >> tmp

cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD

rm -f tmp

echo "Database '"$MARIADB_CUSTOMER_DBNAME"' with user '"$MARIADB_CUSTOMER_NAME"' created."
echo "Done!"