Waiting for DB docker edition - these scripts require the standard env vars the docker images use to initially provision themselves

wait-for-mysql.sh

#!/usr/bin/env bash

# Make sure you run this in the mysql container

RETRIES=5

echo "Waiting for mysql"
until mysql -uroot -p"${MYSQL_ROOT_PASSWORD}" "${MYSQL_DATABASE}" -e "select 1" &> /dev/null || [ $RETRIES -eq 0 ]
do
  echo "Waiting for mysql server, $((RETRIES--)) remaining attempts..."
  sleep 1
done

echo -e "\nmysql ready"

wait-for-postgres.sh

#!/usr/bin/env bash

RETRIES=5

# Make sure you run this in the postgres container

echo "Waiting for postgres"
until psql -h localhost -U "${POSTGRES_USER}" -d "${POSTGRES_DB}" -c "select 1" > /dev/null 2>&1 || [ $RETRIES -eq 0 ]
do
  echo "Waiting for postgres server, $((RETRIES--)) remaining attempts..."
  sleep 1
done

echo -3 "\npostgres ready"