docker-compose.yml

version: "3.9"
services:
  api:
    restart: always
    image: ghcr.io/chatterino/api:latest
    environment:
      - CHATTERINO_API_DSN=postgres://${PG_USER:-api}:${PG_PASS:-api}@db:5432/${PG_USER:-api}
      - CHATTERINO_API_PROMETHEUS_BIND_ADDRESS=0.0.0.0:9182
    env_file: docker/chatterino2-api.env
    ports:
      - "${API_PORT:-1234}:1234"
    depends_on:
      - "db"
  db:
    image: postgres:15-alpine
    restart: always
    env_file: docker/env
    environment:
      - POSTGRES_USER=${PG_USER:-api}
      - POSTGRES_PASSWORD=${PG_PASS:-api}
    volumes:
      - db:/var/lib/postgresql/data
  prometheus:
    restart: always
    image: prom/prometheus:latest
    env_file: docker/env
    volumes:
      - $PWD/docker/prometheus.yml:/etc/prometheus/prometheus.yml
      - prometheus_data:/prometheus
    ports:
      - "${PROM_PORT:-9090}:9090"
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
  pg_exporter:
    restart: always
    image: quay.io/prometheuscommunity/postgres-exporter:latest
    env_file: docker/env
    environment:
      - DATA_SOURCE_URI=db?sslmode=disable
      - DATA_SOURCE_USER=${PG_USER:-api}
      - DATA_SOURCE_PASS=${PG_PASS:-api}
      - PG_EXPORTER_EXCLUDE_DATABASES=template0,template1
    depends_on:
      - "db"
volumes:
  db:
  prometheus_data: