Contour v1.20.1

We are delighted to present version v1.20.1 of Contour, our layer 7 HTTP reverse proxy for Kubernetes clusters.

A big thank you to everyone who contributed to the release.

• Changes
• Docs Changes
• Deprecations/Removals
• Installing/Upgrading
• Compatible Kubernetes Versions

Changes

• Fixed a bug where upstream TLS SNI (HTTProxy.spec.routes.requestHeadersPolicy Host key) and protocol fields might not take effect when e.g. two HTTPProxies were otherwise equal but differed only on those fields. (#4350, @tsaarni)
• Update github.com/prometheus/client_golang to v1.11.1 to address CVE-2022-21698. (#4361, @tsaarni)
• Updates Envoy to v1.21.1. See the Envoy changelog for details. (#4365, @skriss)

Docs Changes

• Added documentation for HTTPProxy request redirection. (#4367, @sunjayBhatia)

Installing and Upgrading

For a fresh install of Contour, consult the getting started documentation.

To upgrade an existing Contour installation, please consult the upgrade documentation.

Compatible Kubernetes Versions

Contour v1.20.1 is tested against Kubernetes 1.21 through 1.23.

Are you a Contour user? We would love to know!

If you're using Contour and want to add your organization to our adopters list, please visit this page. If you prefer to keep your organization name anonymous but still give us feedback into your usage and scenarios for Contour, please post on this GitHub thread.