#!/bin/sh
set -eu

: "${MYSQL_ROOT_PASSWORD:?MYSQL_ROOT_PASSWORD is required}"
: "${MYSQL_REPLICATION_USER:?MYSQL_REPLICATION_USER is required}"
: "${MYSQL_REPLICATION_PASSWORD:?MYSQL_REPLICATION_PASSWORD is required}"

mysql_note "Creating MySQL replication user '${MYSQL_REPLICATION_USER}'"

mysql --protocol=socket -uroot -p"${MYSQL_ROOT_PASSWORD}" <<SQL
CREATE USER IF NOT EXISTS '${MYSQL_REPLICATION_USER}'@'%' IDENTIFIED WITH mysql_native_password BY '${MYSQL_REPLICATION_PASSWORD}';
GRANT REPLICATION SLAVE, REPLICATION CLIENT ON *.* TO '${MYSQL_REPLICATION_USER}'@'%';
FLUSH PRIVILEGES;
SQL