compose.cassandra.yml

services:
  cassandra-seed:
    # This container starts a Cassandra instance that must be used as the
    # contact-point for clients. This container will then make the client
    # discover other cassandra containers.
    # This container must not be scaled up; scale up the 'cassandra'
    # container instead.
    image: cassandra:5.0
    env_file:
    - ./env/cassandra.env
    entrypoint: /swh_entrypoint.sh
    volumes:
        - "./services/cassandra/swh_entrypoint.sh:/swh_entrypoint.sh:ro"
        - "./conf/cassandra-override.yaml:/cassandra-override.yaml:ro"

  cassandra:
    # Additional Cassandra instance(s), which may be scaled up, but not
    # down. They will automatically connect to 'cassandra-seed', and
    # 'cassandra-seed' will tell clients to connect to these 'cassandra'
    # containers to load-balance.
    image: cassandra:5.0
    entrypoint: /swh_entrypoint.sh
    volumes:
        - "./services/cassandra/swh_entrypoint.sh:/swh_entrypoint.sh:ro"
        - "./conf/cassandra-override.yaml:/cassandra-override.yaml:ro"
    env_file:
    - ./env/cassandra.env
    environment:
      CASSANDRA_SEEDS: cassandra-seed

  prometheus:
    # just to add the dep on the cassandra-jmx-exporter-cassandra
    depends_on:
    - prometheus-statsd-exporter
    - prometheus-jmx-exporter-cassandra

  prometheus-jmx-exporter-cassandra:
    image: sscaling/jmx-prometheus-exporter
    environment:
      JVM_OPTS: "-Djava.util.logging.config.file=/logging.properties"
    volumes:
      - "./conf/prometheus-jmx-exporter-cassandra.yml:/opt/jmx_exporter/config.yml:ro"
      - "./conf/prometheus-jmx-exporter-logging.properties:/logging.properties:ro"

  # undefine the Postgresql DB for swh-storage
  swh-storage-db: !reset

  swh-storage:
    volumes:
      - "./conf/storage_cassandra.yml:/srv/softwareheritage/config.yml:ro"
      - "./services/swh-storage/entrypoint.sh:/srv/softwareheritage/entrypoint.sh:ro"
    depends_on: !override
      - cassandra-seed
      - swh-objstorage
      - kafka
      - kafka-create-topics
      - nginx
      - prometheus-statsd-exporter
    environment:
      CASSANDRA_SEEDS: cassandra-seed
      PYTHONUNBUFFERED: 1

  swh-storage-public:
    volumes:
      - "./conf/storage_cassandra-public.yml:/srv/softwareheritage/config.yml:ro"
      - "./services/swh-storage-public/entrypoint.sh:/srv/softwareheritage/entrypoint.sh:ro"