Linkerd GitOps

This project contains scripts and instructions to manage Linkerd using Argo CD.

The scripts and commands are tested with the following software:

1. k3d v5.4.6
2. Linkerd 2.12.0
3. Argo CD v2.4.12
4. cert-manager 1.9.1
5. sealed-secrets 0.18.5

Highlights

• Automate the Linkerd control plane install and upgrade lifecycle using Argo CD
• Incorporate Linkerd auto proxy injection feature into the GitOps workflow to auto mesh applications
• Securely store the mTLS trust anchor key/cert with offline encryption and runtime auto-decryption using sealed-secrets
• Use cert-manager to manage the mTLS issuer key/cert resources
• Utilize Argo CD projects to manage bootstrap dependencies and limit access to servers, namespaces and resources
• Uses Argo CD app of apps pattern to declaratively manage a group of application

The complete guide can be found in http://linkerd.io/2/tasks/gitops/