notify-queue/docker-compose.yml at main · nobledeveloper01/notify-queue · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
name: notify-queue

# docker compose up --build                  one API, one worker
# docker compose up --build --scale worker=3 horizontally scaled workers
# docker compose --profile seed run --rm seed   load demo data (after migrate)

x-app: &app
  build: .
  image: notify-queue:local
  init: true # tini as PID 1: forwards SIGTERM so workers drain, reaps zombies
  environment: &app-env
    DATABASE_HOST: postgres
    DATABASE_PORT: 5432
    DATABASE_NAME: notify_queue
    DATABASE_USER: postgres
    DATABASE_PASSWORD: postgres
    LOG_LEVEL: ${LOG_LEVEL:-info}
    MOCK_FAILURE_RATE: ${MOCK_FAILURE_RATE:-0.2}
    MAX_RETRIES: ${MAX_RETRIES:-5}
    BASE_RETRY_DELAY_MS: ${BASE_RETRY_DELAY_MS:-1000}
    MAX_RETRY_DELAY_MS: ${MAX_RETRY_DELAY_MS:-60000}
    RATE_LIMIT_MAX_NOTIFICATIONS: ${RATE_LIMIT_MAX_NOTIFICATIONS:-10}
    RATE_LIMIT_WINDOW_SECONDS: ${RATE_LIMIT_WINDOW_SECONDS:-3600}
    WEBHOOK_URL: http://api:3000/webhooks/mock

services:
  postgres:
    image: postgres:17-alpine
    # Terse error logs leave out DETAIL lines such as "Failing row contains
    # (...)", which would copy recipients and payloads into the server log.
    command: ['postgres', '-c', 'log_error_verbosity=terse']
    environment:
      POSTGRES_DB: notify_queue
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
    ports:
      # Host port 5434 avoids clashing with a local Postgres on 5432. Bound to
      # 127.0.0.1 so the demo credentials are never reachable from the network.
      - '127.0.0.1:${POSTGRES_HOST_PORT:-5434}:5432'
    volumes:
      - postgres-data:/var/lib/postgresql/data
      - ./docker/postgres:/docker-entrypoint-initdb.d:ro
    healthcheck:
      # Container start is not database readiness; dependants wait on this.
      test: ['CMD-SHELL', 'pg_isready -U postgres -d notify_queue']
      interval: 2s
      timeout: 3s
      retries: 30
      start_period: 5s

  # Runs pending migrations once, then exits. api and worker start only after
  # it succeeds: several containers migrating at once would race each other.
  migrate:
    <<: *app
    command: ['node', 'node_modules/typeorm/cli.js', 'migration:run', '-d', 'dist/database/data-source.js']
    healthcheck:
      disable: true
    restart: 'no'
    depends_on:
      postgres:
        condition: service_healthy

  api:
    <<: *app
    environment:
      <<: *app-env
      APP_ROLE: api
    ports:
      - '${API_HOST_PORT:-3000}:3000'
    depends_on:
      migrate:
        condition: service_completed_successfully

  worker:
    <<: *app
    environment:
      <<: *app-env
      APP_ROLE: worker
      WORKER_CONCURRENCY: ${WORKER_CONCURRENCY:-10}
      WORKER_BATCH_SIZE: ${WORKER_BATCH_SIZE:-100}
    # No published port: any number of replicas can run side by side.
    # Longer than WORKER_SHUTDOWN_TIMEOUT_MS (30s) so the drain can finish.
    stop_grace_period: 35s
    depends_on:
      migrate:
        condition: service_completed_successfully

  seed:
    <<: *app
    profiles: [seed]
    command: ['node', 'dist/database/seeds/run-seed.js', 'seed.sql']
    healthcheck:
      disable: true
    restart: 'no'
    depends_on:
      migrate:
        condition: service_completed_successfully

volumes:
  postgres-data: