docker-compose.yml

services:
  rpc-proxy:
    build:
      context: './nginx-proxy'
    container_name: 'rpc-proxy'
    restart: 'always'
    environment:
      CONFIG_HEALTH_CHECKER_URL: 'http://health-checker:8080/providers'
      CUSTOM_DNS: '127.0.0.11'
      RELOAD_INTERVAL: '10'
    ports:
      - '8080:8080'
    networks:
      - 'rpc-network'
    volumes:
      - './secrets/default_providers.json:/usr/local/openresty/nginx/providers.json'
      - './secrets/.htpasswd:/etc/nginx/.htpasswd'
    depends_on:
      - 'health-checker'
    healthcheck:
      test: ['CMD-SHELL', 'nc -z 0.0.0.0 8080']
      interval: '30s'
      timeout: '30s'
      retries: 3
      start_period: '10s'

  health-checker:
    build:
      context: './rpc-health-checker'
    container_name: 'health-checker'
    restart: 'always'
    environment:
      DEFAULT_PROVIDERS_PATH: '/config/default_providers.json'
      REFERENCE_PROVIDERS_PATH: '/config/reference_providers.json'
      PORT: '8082'
    ports:
      - '8082:8082'
    networks:
      - 'rpc-network'
    volumes:
      - './secrets:/config'
    healthcheck:
      test: ['CMD-SHELL', 'wget -q -O - http://0.0.0.0:8082/health']
      interval: '30s'
      timeout: '30s'
      retries: 3
      start_period: '10s'

  rpc-proxy-metrics:
    image: 'nginx/nginx-prometheus-exporter:1.4'
    container_name: 'rpc-proxy-metrics'
    restart: 'always'
    command: 
      - '--nginx.scrape-uri=http://rpc-proxy:8080/stub_status'
      - '--web.listen-address=:8090'
    ports:
      - '8090:8090'
    networks:
      - 'rpc-network'

networks:
  rpc-network:
    driver: bridge