docker-compose.yaml

version: '3.8'

services:

  nginx:
    image: nginx:latest
    ports:
      - "80:80"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      - webapp0
      - webapp1
      - webapp2

  webapp0:
    build:
      context: .
      dockerfile: Dockerfile
    environment:
      - ENV=container
    depends_on:
      - prometheus
      - grafana
      - postgres

  webapp1:
    build:
      context: .
      dockerfile: Dockerfile
    environment:
      - ENV=container
    depends_on:
      - prometheus
      - grafana
      - postgres

  webapp2:
    build:
      context: .
      dockerfile: Dockerfile
    environment:
      - ENV=container
    depends_on:
      - prometheus
      - grafana
      - postgres

  prometheus:
    image: prom/prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml

  grafana:
    image: grafana/grafana
    ports:
      - "3000:3000"

  postgres:
    image: postgres:14
    container_name: feature_flag_postgres
    environment:
      POSTGRES_USER: myuser
      POSTGRES_PASSWORD: mypassword
      POSTGRES_DB: mydb
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql

volumes:
  postgres_data:
    driver: local