https://github.com/kelseyhightower/kube-cert-manager

Go
Manage Lets Encrypt certificates for a Kubernetes cluster.

Kubernetes Certificate Manager

This is not an official Google Project.

Features

• Manage Kubernetes TLS secrets backed by Let's Encrypt issued certificates.
• Manage Let's Encrypt issued certificates based on Kubernetes ThirdParty Resources.
• Domain validation using ACME dns-01 challenges.

Project Goals

• Demonstrate how to build custom Kubernetes controllers.
• Demonstrate how to use Kubernetes Third Party Resources.
• Demonstrate how interact with the Kubernetes API (watches, reconciliation, etc).
• Demonstrate how to write great documentation for Kubernetes add-ons and extensions.
• Promote the usage of Let's Encrypt for securing web applications running on Kubernetes.

Requirements

• A registered DNS domain managed by Google Cloud DNS.
• A Google service account with permissions to manage DNS records for your domains.

Usage

• Deployment Guide
• Creating a Certificate
• Deleting a Certificate
• Consuming Certificates

Documentation

• Certificate Third Party Resources
• Certificate Objects