Elasticsearch config files for use with FastAPI generated project

docker-compose.deploy.volumes-placement.yml

version: '3.3'
services:
  db:
    volumes:
      - app-db-data:/var/lib/postgresql/data/pgdata
    deploy:
      placement:
        constraints:
          - node.labels.${STACK_NAME}.app-db-data == true
  es01:
    volumes:
      - app-es-data-01:/usr/share/elasticsearch/data
    deploy:
      placement:
        constraints:
          - node.labels.${STACK_NAME}.app-es-data-01 == true
  es02:
    volumes:
      - app-es-data-02:/usr/share/elasticsearch/data
    deploy:
      placement:
        constraints:
          - node.labels.${STACK_NAME}.app-es-data-02 == true
  proxy:
    deploy:
      placement:
        constraints:
          - node.role == manager

volumes:
  app-db-data:
  app-es-data-01:
    driver: local
  app-es-data-02:
    driver: local

docker-compose.shared.base-images.yml

version: '3.3'
services:
  db:
    image: postgres:11
  es01:
    image: elasticsearch:7.0.1
  es02:
    image: elasticsearch:7.0.1

docker-compose.shared.depends.yml

version: '3.3'
services:
  backend:
    depends_on:
      - db
      - es01
      - es02

docker-compose.shared.env.yml

version: '3.3'
services:
  db:
    env_file:
      - env-postgres.env
    environment:
      - PGDATA=/var/lib/postgresql/data/pgdata
  es01:
    environment:
      - node.name=es01
      - cluster.initial_master_nodes=es01,es02
      - discovery.seed_hosts=es02
    env_file:
      - env-elasticsearch.env
    ulimits:
      memlock:
        soft: -1
        hard: -1
  es02:
    environment:
      - node.name=es02
      - cluster.initial_master_nodes=es01,es02
      - discovery.seed_hosts=es01
    env_file:
      - env-elasticsearch.env
    ulimits:
      memlock:
        soft: -1
        hard: -1
  backend:
    env_file:
      - env-postgres.env
      - env-backend.env
      - env-elasticsearch.env
    environment:
      - SERVER_NAME=${DOMAIN}
      - SERVER_HOST=https://${DOMAIN}

elasticsearch.py

from elasticsearch import Elasticsearch
from elasticsearch_async import AsyncElasticsearch

from app.core import config


ES_HOST = f"{config.elasticsearch_server}:{config.elasticsearch_port}"


def get_elasticsearch() -> Elasticsearch:
    return Elasticsearch(hosts=[ES_HOST])

def get_async_elasticsearch(loop=None) -> AsyncElasticsearch:
    return AsyncElasticsearch(hosts=[ES_HOST], loop=loop)

env-elasticsearch.env

# Used by elasticsearch service
cluster.name=docker-cluster
bootstrap.memory_lock=true
"ES_JAVA_OPTS=-Xms512m -Xmx512m"

# Used by backend service
ELASTICSEARCH_SERVER=es01
ELASTICSEARCH_PORT=9200