docker-compose.yml

# this dockerfile creates _restartable_ ELK environment
# you can kill containers / move the directory to another server and it will run
# unlike the default ELK configuration
version: "3.7"
name: "elastic-8-3-3-test"
services:
  certgen:
    image: docker.elastic.co/elasticsearch/elasticsearch:${ELK_VERSION}
    volumes:
      - ./certs:/usr/share/elasticsearch/config/certs
    user: "0"
    command: >
      bash -c '
        if [ ! -f config/certs/ca.zip ]; then
          echo "Creating CA";
          bin/elasticsearch-certutil ca --silent --pem -out config/certs/ca.zip;
          unzip config/certs/ca.zip -d config/certs;
        fi;
        if [ ! -f config/certs/certs.zip ]; then
          echo "Creating certs";
          echo -ne \
          "instances:\n"\
          "  - name: elastic\n"\
          "    dns:\n"\
          "      - elastic\n"\
          "      - localhost\n"\
          "    ip:\n"\
          "      - 127.0.0.1\n"\
          > config/certs/instances.yml;
          bin/elasticsearch-certutil cert --silent --pem -out config/certs/certs.zip --in config/certs/instances.yml --ca-cert config/certs/ca/ca.crt --ca-key config/certs/ca/ca.key;
          unzip config/certs/certs.zip -d config/certs;
        fi;
        echo "Setting file permissions"
        chown -R root:root config/certs;
        find . -type d -exec chmod 750 \{\} \;;
        find . -type f -exec chmod 640 \{\} \;;
        echo "Complete";
        sleep 3650d;
      '
    healthcheck:
      test: ["CMD-SHELL", "[ -f config/certs/elastic/elastic.crt ]"]
      interval: 1s
      timeout: 5s
      retries: 120
  elastic:
    image: docker.elastic.co/elasticsearch/elasticsearch:${ELK_VERSION}
    depends_on:
      certgen:
        condition: service_healthy
    ports:
      - 0.0.0.0:9200:9200
      - 0.0.0.0:9300:9300
    networks:
      - elastic-test
    volumes:
      - ./elasticsearch/data:/usr/share/elasticsearch/data
      - ./certs:/usr/share/elasticsearch/config/certs
    environment:
#you may want to set limits here. see https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html
      - node.name=elastic
      - cluster.initial_master_nodes=elastic
      - ELASTIC_PASSWORD=${ELASTIC_PASSWORD}
      - xpack.security.enabled=true
      - xpack.security.http.ssl.enabled=true
      - xpack.security.http.ssl.key=certs/elastic/elastic.key
      - xpack.security.http.ssl.certificate=certs/elastic/elastic.crt
      - xpack.security.http.ssl.certificate_authorities=certs/ca/ca.crt
      - xpack.security.http.ssl.verification_mode=certificate
      - xpack.security.transport.ssl.enabled=true
      - xpack.security.transport.ssl.key=certs/elastic/elastic.key
      - xpack.security.transport.ssl.certificate=certs/elastic/elastic.crt
      - xpack.security.transport.ssl.certificate_authorities=certs/ca/ca.crt
      - xpack.security.transport.ssl.verification_mode=certificate
      - xpack.license.self_generated.type=${LICENSE}
      - network.host=["_local_", "elastic"]
    healthcheck:
      test:
        [
          "CMD-SHELL",
           "curl -s --cacert config/certs/ca/ca.crt https://localhost:9200 | grep -q 'missing authentication credentials'",
        ]
      interval: 10s
      timeout: 10s
      retries: 120
  passwordcfg:
    image: docker.elastic.co/elasticsearch/elasticsearch:${ELK_VERSION}
    networks:
      - elastic-test
    volumes:
      - ./certs:/usr/share/elasticsearch/config/certs
    depends_on:
      elastic:
        condition: service_healthy
    command: >
      bash -c '
        if [ x${ELASTIC_PASSWORD} == x ]; then
          echo "Set the ELASTIC_PASSWORD environment variable in the .env file";
          exit 1;
        elif [ x${KIBANA_PASSWORD} == x ]; then
          echo "Set the KIBANA_PASSWORD environment variable in the .env file";
          exit 1;
        fi;
        echo "Setting kibana_system password";
        until curl -s -X POST --cacert config/certs/ca/ca.crt -u "elastic:${ELASTIC_PASSWORD}" -H "Content-Type: application/json" https://elastic:9200/_security/user/kibana_system/_password -d "{\"password\":\"${KIBANA_PASSWORD}\"}" | grep -q "^{}"; do sleep 10; done;
        touch /tmp/kibanapass;
        echo "Successfully set kibana password";
        sleep 3650d;
      '
    healthcheck:
      test: ["CMD-SHELL", "[ -f /tmp/kibanapass ]"]
      interval: 1s
      timeout: 5s
      retries: 120
  kibana:
    image: docker.elastic.co/kibana/kibana:${ELK_VERSION}
    ports:
      - 0.0.0.0:5601:5601
    networks:
      - elastic-test
    depends_on:
      passwordcfg:
        condition: service_healthy
    volumes:
      - ./certs:/usr/share/kibana/config/certs
      - ./kibana/data:/usr/share/kibana/data
    environment:
      - SERVERNAME=kibana
      - ELASTICSEARCH_HOSTS=https://elastic:9200
      - ELASTICSEARCH_USERNAME=kibana_system
      - ELASTICSEARCH_PASSWORD=${KIBANA_PASSWORD}
      - ELASTICSEARCH_SSL_CERTIFICATEAUTHORITIES=config/certs/ca/ca.crt
    healthcheck:
      test:
        [
          "CMD-SHELL",
          "curl -s -I http://localhost:5601 | grep -q 'HTTP/1.1 302 Found'",
        ]
      interval: 10s
      timeout: 10s
      retries: 120
networks:
  elastic-test: