docker-compose.small-cluster.yml

name: durable-workflow-server-small-cluster

x-server-image: &server-image ${DW_SMALL_CLUSTER_IMAGE:-durable-workflow/server-small-cluster:local}

x-server-build: &server-build
  context: .
  args:
    WORKFLOW_PACKAGE_SOURCE: ${WORKFLOW_PACKAGE_SOURCE:-}
    WORKFLOW_PACKAGE_REF: ${WORKFLOW_PACKAGE_REF:-}
    WORKFLOW_PACKAGE_COMMIT: ${WORKFLOW_PACKAGE_COMMIT:-}

x-server-environment: &server-environment
  APP_NAME: "Durable Workflow Server"
  APP_ENV: testing
  APP_VERSION: ${APP_VERSION:-2.11.2}
  APP_DEBUG: "false"
  DW_SERVER_KEY: ${DW_SERVER_KEY:-base64:5Zt4nUhlCm3DD0nLXZJQdHiwPfb56yGo9gNV/g3jYbY=}
  DB_CONNECTION: ${DW_SMALL_CLUSTER_DB:-mysql}
  DB_HOST: ${DW_SMALL_CLUSTER_DB_HOST:-mysql}
  DB_PORT: ${DW_SMALL_CLUSTER_DB_PORT:-3306}
  DB_DATABASE: ${DB_DATABASE:-durable_workflow}
  DB_USERNAME: ${DB_USERNAME:-workflow}
  DB_PASSWORD: ${DB_PASSWORD:-workflow}
  REDIS_HOST: redis
  QUEUE_CONNECTION: redis
  CACHE_STORE: redis
  DW_AUTH_DRIVER: token
  DW_AUTH_TOKEN: ${DW_AUTH_TOKEN:-small-cluster-token}
  DW_PRINCIPAL_TOKENS: ${DW_PRINCIPAL_TOKENS:-${WORKFLOW_SERVER_PRINCIPAL_TOKENS:-}}
  DW_RUNTIME_CREDENTIALS_ENABLED: ${DW_RUNTIME_CREDENTIALS_ENABLED:-${WORKFLOW_SERVER_RUNTIME_CREDENTIALS_ENABLED:-false}}
  DW_AUTH_BACKWARD_COMPATIBLE: "true"
  DW_EXTERNAL_PAYLOAD_S3_ACCESS_KEY_ID: ${DW_EXTERNAL_PAYLOAD_S3_ACCESS_KEY_ID:-}
  DW_EXTERNAL_PAYLOAD_S3_SECRET_ACCESS_KEY: ${DW_EXTERNAL_PAYLOAD_S3_SECRET_ACCESS_KEY:-}
  DW_EXTERNAL_PAYLOAD_S3_SESSION_TOKEN: ${DW_EXTERNAL_PAYLOAD_S3_SESSION_TOKEN:-}
  DW_EXTERNAL_PAYLOAD_S3_REGION: ${DW_EXTERNAL_PAYLOAD_S3_REGION:-us-east-1}
  DW_EXTERNAL_PAYLOAD_S3_BUCKET: ${DW_EXTERNAL_PAYLOAD_S3_BUCKET:-}
  DW_EXTERNAL_PAYLOAD_S3_ENDPOINT: ${DW_EXTERNAL_PAYLOAD_S3_ENDPOINT:-}
  DW_EXTERNAL_PAYLOAD_S3_USE_PATH_STYLE_ENDPOINT: ${DW_EXTERNAL_PAYLOAD_S3_USE_PATH_STYLE_ENDPOINT:-false}
  DW_WORKER_POLL_TIMEOUT: "1"
  DW_WORKER_POLL_INTERVAL_MS: "100"
  DW_ENV_AUDIT_STRICT: "1"

services:
  bootstrap:
    image: *server-image
    build: *server-build
    command: ["server-bootstrap"]
    healthcheck:
      disable: true
    environment:
      <<: *server-environment
      DW_SERVER_ID: bootstrap
    depends_on:
      redis:
        condition: service_healthy

  server-a:
    image: *server-image
    build: *server-build
    ports:
      - "${DW_SMALL_CLUSTER_SERVER_A_PORT:-18084}:8080"
    environment:
      <<: *server-environment
      DW_SERVER_ID: server-a
      DW_SERVER_TOPOLOGY_SHAPE: standalone_server
      DW_SERVER_PROCESS_CLASS: server_http_node
    depends_on:
      bootstrap:
        condition: service_completed_successfully
      redis:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8080/api/ready"]
      interval: 10s
      timeout: 5s
      retries: 6

  server-b:
    image: *server-image
    build: *server-build
    ports:
      - "${DW_SMALL_CLUSTER_SERVER_B_PORT:-18085}:8080"
    environment:
      <<: *server-environment
      DW_SERVER_ID: server-b
      DW_SERVER_TOPOLOGY_SHAPE: standalone_server
      DW_SERVER_PROCESS_CLASS: server_http_node
    depends_on:
      bootstrap:
        condition: service_completed_successfully
      redis:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8080/api/ready"]
      interval: 10s
      timeout: 5s
      retries: 6

  queue-worker:
    image: *server-image
    build: *server-build
    command: ["php", "artisan", "queue:work", "redis", "--sleep=1", "--tries=3", "--max-time=3600"]
    healthcheck:
      test: ["CMD", "server-process-healthcheck", "worker"]
      interval: 5s
      timeout: 3s
      retries: 3
      start_period: 5s
    restart: unless-stopped
    environment:
      <<: *server-environment
      DW_SERVER_ID: queue-worker
      DW_SERVER_TOPOLOGY_SHAPE: standalone_server
      DW_SERVER_PROCESS_CLASS: worker_node
    depends_on:
      bootstrap:
        condition: service_completed_successfully
      redis:
        condition: service_healthy

  scheduler:
    image: *server-image
    build: *server-build
    init: true
    # Include an unscoped repair pass for remote SDK task queues.
    command: >-
      sh -c 'while true; do php artisan schedule:evaluate --limit=100 --json; if [ "$$DW_V2_MATCHING_ROLE_QUEUE_WAKE" != "false" ] && [ "$$DW_V2_MATCHING_ROLE_QUEUE_WAKE" != "0" ]; then php artisan workflow:v2:repair-pass --json; fi; php artisan activity:timeout-enforce --limit=100; php artisan external-payloads:cleanup --limit=100 --json; php artisan history:prune --limit=100; sleep 10; done'
    healthcheck:
      test: ["CMD", "server-process-healthcheck", "scheduler"]
      interval: 5s
      timeout: 3s
      retries: 3
      start_period: 5s
    environment:
      <<: *server-environment
      DW_SERVER_ID: scheduler
      DW_SERVER_TOPOLOGY_SHAPE: standalone_server
      DW_SERVER_PROCESS_CLASS: scheduler_node
    depends_on:
      bootstrap:
        condition: service_completed_successfully
      redis:
        condition: service_healthy

  load-balancer:
    image: nginx:1.27-alpine
    ports:
      - "${DW_SMALL_CLUSTER_LB_PORT:-18086}:8080"
    command:
      - /bin/sh
      - -ec
      - |
        cat >/etc/nginx/conf.d/default.conf <<'NGINX'
        upstream durable_workflow_api {
          server server-a:8080;
          server server-b:8080;
        }

        server {
          listen 8080;

          location / {
            proxy_http_version 1.1;
            proxy_set_header Host $$host;
            proxy_set_header X-Forwarded-For $$proxy_add_x_forwarded_for;
            proxy_pass http://durable_workflow_api;
          }
        }
        NGINX
        exec nginx -g 'daemon off;'
    depends_on:
      server-a:
        condition: service_healthy
      server-b:
        condition: service_healthy

  mysql:
    image: mysql:${MYSQL_VERSION:-8.0}
    profiles: ["mysql"]
    environment:
      MYSQL_DATABASE: ${DB_DATABASE:-durable_workflow}
      MYSQL_USER: ${DB_USERNAME:-workflow}
      MYSQL_PASSWORD: ${DB_PASSWORD:-workflow}
      MYSQL_ROOT_PASSWORD: ${DB_ROOT_PASSWORD:-root}
    healthcheck:
      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
      interval: 5s
      timeout: 3s
      retries: 30

  pgsql:
    image: postgres:${POSTGRES_VERSION:-16-alpine}
    profiles: ["pgsql"]
    environment:
      POSTGRES_DB: ${DB_DATABASE:-durable_workflow}
      POSTGRES_USER: ${DB_USERNAME:-workflow}
      POSTGRES_PASSWORD: ${DB_PASSWORD:-workflow}
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U \"$${POSTGRES_USER}\" -d \"$${POSTGRES_DB}\""]
      interval: 5s
      timeout: 3s
      retries: 30

  redis:
    image: redis:${REDIS_VERSION:-7-alpine}
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 10