vhost-stack/bin/vhost-mysql-db-del.sh

#!/bin/bash
#
# vhost-stack
# https://git.stack-source.com/msb/vhost-stack
# MIT License Copyright (c) 2021 Matthew Saunders Brown

# load include file
source $(dirname $0)/vhost.sh

help()
{
  thisfilename=$(basename -- "$0")
  echo "Remove MySQL database and default db user for the specified virtualhost."
  echo ""
  echo "usage: $thisfilename virtualhost."
  echo ""
  echo "  -h            Print this help."
  exit
}

# check for and set virtualhost.
if [ -n "$1" ]; then
  if [ $1 == "-h" ]; then
    help
  else
    virtualhost="${1,,}"
  fi
else
  echo "virtualhost not set"
  exit 1
fi

# set database name
database=${virtualhost//./dot}
database=${database//-/dash}

# drop database
mysql -e "DROP DATABASE IF EXISTS $database;"

# set default username and attempt to drop user
if [ -d /srv/www/$virtualhost ]; then
  vhost_username=$(stat -c '%U' /srv/www/$virtualhost)
  username=$vhost_username@$virtualhost
  mysql -e "DROP USER IF EXISTS '$username'@'localhost';"
  mysqladmin flush-privileges
fi