docker-compose.yml

services:
  elasticsearch:
    build:
      context: .
      dockerfile: elastic8.dockerfile
    image: elastic8
    volumes:
      - elastic_data:/var/lib/elasticsearch
    ports:
      - "9200:9200"
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:9200/_cluster/health"]
      interval: 10s
      timeout: 5s
      retries: 5

  kibana:
    build:
      context: .
      dockerfile: kibana8.dockerfile
    image: kibana8
    depends_on:
      - elasticsearch
    entrypoint: |
      /bin/bash -c '
      echo "Waiting for Elasticsearch to be ready..."
      while true; do
        CLUSTER_HEALTH=$(curl -s http://elasticsearch:9200/_cluster/health | grep -oP "(?<=\"status\":\")[a-z]+")
        if [ "$$CLUSTER_HEALTH" == "green" ]; then
          echo "Elasticsearch is completely healthy : status is now $$CLUSTER_HEALTH"
          break
        elif [ "$$CLUSTER_HEALTH" == "yellow" ]; then
          echo "Elasticsearch is partly healthy : status is now $$CLUSTER_HEALTH. It'\''s not great, but it'\''s enough to start Kibana."
          break
        elif [ "$$CLUSTER_HEALTH" == "red" ]; then
          echo "WARNING: Elasticsearch is in $$CLUSTER_HEALTH state. It might resolve by itself in a few seconds. Otherwise check your cluster and try to delete the data volume !"
        else
          echo "Elasticsearch health status not yet available ... waiting for it to be available ..."
        fi
        sleep 1
      done
      echo "Starting Kibana..."
      exec kibana
      '
    ports:
      - "5601:5601"

volumes:
  elastic_data: