Function setup_instructions

examples/memory/dapr_session_example.py:299–374

Print setup instructions for running the example.

()

async def setup_instructions():
    """Print setup instructions for running the example."""
    print("\n=== Setup Instructions (Multi-store) ===")
    print("\n1. Create components (Redis + PostgreSQL) in ./components:")
    print("""
# Save as components/statestore-redis.yaml
apiVersion: dapr.io/v1alpha1
kind: Component
metadata:
  name: statestore-redis
spec:
  type: state.redis
  version: v1
  metadata:
  - name: redisHost
    value: localhost:6379
  - name: redisPassword
    value: ""

# Save as components/statestore-postgres.yaml
apiVersion: dapr.io/v1alpha1
kind: Component
metadata:
  name: statestore-postgres
spec:
  type: state.postgresql
  version: v2
  metadata:
  - name: connectionString
    value: "host=localhost user=postgres password=postgres dbname=dapr port=5432"
""")
    print("   You can select which one the main demo uses via env var:")
    print("   export DAPR_STATE_STORE=statestore-redis  # or statestore-postgres")
    print("   Start both Redis and PostgreSQL for this multi-store demo:")
    print("   docker run -d -p 6379:6379 redis:7-alpine")
    print(
        "   docker run -d -p 5432:5432 -e POSTGRES_USER=postgres -e POSTGRES_PASSWORD=postgres -e POSTGRES_DB=dapr postgres:16-alpine"
    )

    print("\n   NOTE: Always use secret references for passwords/keys in production!")
    print("   See: https://docs.dapr.io/operations/components/component-secrets/")

    print("\n2. Start Dapr sidecar:")
    print(
        "   dapr run --app-id myapp --dapr-http-port 3500 --dapr-grpc-port 50001 --resources-path ./components"
    )
    print("\n   IMPORTANT: Always specify --dapr-http-port 3500 to avoid connection errors!")
    print(
        "   If you recreate PostgreSQL while daprd is running, restart daprd or touch the component YAML"
    )
    print(
        "   to trigger a reload, otherwise you may see 'relation "
        + '\\"state\\"'
        + " does not exist'."
    )

    print("\n3. Run this example:")
    print("   python examples/memory/dapr_session_example.py")