The Gateway API is a new Kubernetes feature that enhances service networking and standardizes it within the cluster.
- This feature-rich addition can co-exist with Ingress and is currently in beta.
- The GKE Gateway Controller is Google Cloud’s implementation of the Gateway API, which provisions Google Cloud Load Balancers for Pods in GKE clusters.
- The article explores Header-Based Routing over cross-namespace services using GKE Gateway Controller, allowing you to route traffic to different services based on the values of HTTP headers in the request.
- The Gateway API also provides more features like weighted routing and canary deployments to have better traffic control in Kubernetes clusters.
