apollo-router

To configure Apollo Router for a federated GraphQL supergraph, you generate a version-aware YAML configuration file. This involves selecting your router version, choosing between production or development environments, and defining essential features like authentication and CORS.

The difference between Apollo Router v1.x and v2.x configuration involves critical schema changes. Generating a version-aware router.yaml ensures compatibility by handling these schema differences correctly for your specific Apollo Router version.

You set up JWT authentication and CORS in router.yaml by configuring these specific features during the generation process. This ensures your federated GraphQL supergraph securely handles client requests and cross-origin access.

Apollo Router does support different settings for production and development environments. You can generate environment-specific YAML defaults, applying secure production settings or open development defaults to your router configuration.

You validate an Apollo Router configuration file by running the `router config validate` command. This verifies your generated router.yaml against a mandatory checklist to ensure compatibility and security best practices.

Security best practices when setting up Apollo Router include selecting secure production defaults, configuring JWT authentication, setting up CORS, and applying operation limits. Validating your router.yaml ensures these security practices are maintained.