docker-compose.yml

version: '2'

services:
  instances_configurator:
    build: ./instances_configurator
    volumes_from:
      - tyr_beat
      - tyr_worker
      - jormungandr
    volumes:
        - kraken_instance_conf:/srv/kraken

  database:
    environment:
      - POSTGRES_USER=navitia
      - POSTGRES_PASSWORD=navitia
      - POSTGRES_DB=jormungandr
    image: mdillon/postgis:9.1

  rabbitmq:
    image: rabbitmq:management

  redis:
    image: redis:3-alpine

  kraken-default:
    image: navitia/kraken:latest
    environment:
        - KRAKEN_GENERAL_instance_name=default
        - KRAKEN_GENERAL_database=/srv/ed/output/default.nav.lz4
        - KRAKEN_BROKER_host=rabbitmq
    volumes_from:
      - tyr_beat:ro
    expose:
      - "30000"

  kraken-fr-ne:
    image: navitia/kraken:latest
    environment:
        - KRAKEN_GENERAL_instance_name=fr-ne
        - KRAKEN_GENERAL_database=/srv/ed/output/fr-ne.nav.lz4
        - KRAKEN_BROKER_host=rabbitmq
    volumes_from:
      - tyr_beat:ro
    expose:
      - "30000"

  jormungandr:
    image: navitia/jormungandr:latest
    environment:
      - JORMUNGANDR_SQLALCHEMY_DATABASE_URI=postgresql://navitia:navitia@database/jormungandr
      - JORMUNGANDR_INSTANCE_DEFAULT={"key":"default","zmq_socket":"tcp://kraken-default:30000"}
      - JORMUNGANDR_INSTANCE_FR_NE={"key":"fr-ne","zmq_socket":"tcp://kraken-fr-ne:30000"}
    ports:
      - "9191:80"

  tyr_worker:
    image: navitia/tyr-worker:latest
    volumes:
      # TODO this is not necessary, it's just by convenience, remove this to import it directly in instances_configurator
      - ed_migration:/usr/share/navitia/ed
    volumes_from:
      - tyr_beat

  tyr_beat:
    image: navitia/tyr-beat:latest
    volumes:
      - tyr_data:/srv/ed
      - tyr_instance_conf:/etc/tyr.d

  tyr_web:
    image: navitia/tyr-web:latest
    volumes_from:
      - tyr_beat
    ports:
      - '9898:80'

volumes:
  tyr_data:
  tyr_instance_conf:
  jormungandr_instance_conf:
  kraken_instance_conf:
  ed_migration:

instance_configurator.sh

#!/bin/bash

tyr_config() {
  instance_name=$1
  INSTANCE=$instance_name envsubst < templates/tyr_instance.ini > /etc/tyr.d/$instance_name.ini

  mkdir -p /srv/ed/$instance_name
  mkdir -p /srv/ed/output
  mkdir -p /srv/ed/input/$instance_name
}

db_config() {
  instance_name=$1

  # wait for db ready
  while ! pg_isready --host=database; do
    echo "waiting for postgres to be ready"
    sleep 1;
  done

  # database creation
  PGPASSWORD=navitia createdb --host database -U navitia $instance_name
  PGPASSWORD=navitia psql -c 'CREATE EXTENSION postgis;' --host database $instance_name navitia

  # database schema migration
  alembic_file=/srv/ed/$instance_name/ed_migration.ini
  INSTANCE=$instance_name envsubst < templates/ed_migration.ini > $alembic_file
  alembic -c $alembic_file upgrade head
}

add_instance() {
  instance_name=$1

  # tyr configuration
  tyr_config $instance_name

  # db creation and migration
  db_config $instance_name
}

# TODO discover the instance automaticaly
add_instance 'default'
add_instance 'fr-ne'