compose.yml

name: shm

services:
  app:
    image: ghcr.io/btouchard/shm:latest
    container_name: shm-app
    depends_on:
      db:
        condition: service_healthy
    environment:
      SHM_DB_DSN: "postgres://user:password@db:5432/metrics?sslmode=disable"
      PORT: "8080"
    ports:
      - "8080:8080"

  db:
    image: postgres:15-alpine
    container_name: shm-db
    environment:
      POSTGRES_USER: user
      POSTGRES_PASSWORD: password
      POSTGRES_DB: metrics
    ports:
      - "5432:5432"
    labels:
      - docker-volume-backup.stop-during-backup=true
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./migrations:/docker-entrypoint-initdb.d
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U user -d metrics"]
      interval: 5s
      timeout: 5s
      retries: 5

  backup:
    image: offen/docker-volume-backup:v2.46.1
    restart: always
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - postgres_data:/backup/shm-backup:ro
      - ./backup:/archive # OR STORE ON S3
    environment:
      BACKUP_CRON_EXPRESSION: "@daily"
      BACKUP_FILENAME: "shm-%Y-%m-%dT%H-%M-%S.{{ .Extension }}"
      BACKUP_PRUNING_PREFIX: "shm-"
      BACKUP_RETENTION_DAYS: 7

volumes:
  postgres_data: