Release Notes

Istio 0.1

Istio 0.1 is the initial release of Istio. It works in a single Kubernetes cluster and supports the following features:

• Installation of Istio into a Kubernetes namespace with a single command.
• Semi-automated injection of Envoy proxies into Kubernetes pods.
• Automatic traffic capture for Kubernetes pods using iptables.
• In-cluster load balancing for HTTP, gRPC, and TCP traffic.
• Support for timeouts, retries with budgets, and circuit breakers.
• Istio-integrated Kubernetes Ingress support (Istio acts as an Ingress Controller).
• Fine-grained traffic routing controls, including A/B testing, canarying, red/black deployments.
• Flexible in-memory rate limiting.
• L7 telemetry and logging for HTTP and gRPC using Prometheus.
• Grafana dashboards showing per-service L7 metrics.
• Request tracing through Envoy with Zipkin.
• Service-to-service authentication using mutual TLS.
• Simple service-to-service authorization using deny expressions.