# Copyright 2020 Crown Copyright
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

version: "3.7"

services:
  hdfs-namenode:
    image: melodydocker/hdfs:latest
    # image: gchq/hdfs:3.2.1
    build:
      context: .
      args:
        HADOOP_VERSION: 3.2.1
    command: namenode
    container_name: hdfs-namenode
    hostname: hdfs-namenode-svc
    environment:
    - HADOOP_CONF_DIR=/etc/hadoop/conf
    ports:
    - 9870:9870
    volumes:
    - ./conf:/etc/hadoop/conf:ro
    - /var/log/hadoop
    - /data1
    - /data2

  hdfs-datanode:
    depends_on:
    - hdfs-namenode
    image: melodydocker/hdfs:latest
    command: datanode
    container_name: hdfs-datanode-svc
    hostname: hdfs-datanode
    environment:
    - HADOOP_CONF_DIR=/etc/hadoop/conf
    volumes:
    - ./conf:/etc/hadoop/conf:ro
    - /var/log/hadoop
    - /data1
    - /data2