version: "2"

services:
  mariadb:
    image: centos/mariadb
    ports:
      - "$DB_PORT"
    environment:
      MYSQL_ROOT_PASSWORD: $ROOT_PASS
      MYSQL_DATABASE: $DB_NAME
      MYSQL_PASSWORD: $DB_PASS
      MYSQL_USER: $DB_USER

  etherpad:
    image: centos/etherpad
    ports:
      - "80:9001"
    depends_on:
      - mariadb
    environment:
      DB_HOST: $DB_HOST
      DB_DBID: $DB_NAME
      DB_PASS: $DB_PASS
      DB_PORT: $DB_PORT
      DB_USER: $DB_USER