Project Syn Architecture

Main Tools

Tool Purpose

Tool	Purpose
Commodore	Configuration generator leveraging a hierarchical configuration model. Uses Kapitan under the hood.
Lieutenant Operator	Manages the CRDs `Cluster`, `Tenant`, `GitRepo`. Implements the business logic for handling all aspects around Git repositories for clusters and tenants.
Lieutenant API	REST API to expose the functionality of the Lieutenant Operator and to enforce some defaults.
Steward	In-cluster agent which bootstraps, configures and starts Argo CD (GitOps operator) and takes care of keeping the Syn cluster tools up and running.

Configuration generator leveraging a hierarchical configuration model. Uses Kapitan under the hood.

Manages the CRDs Cluster, Tenant, GitRepo. Implements the business logic for handling all aspects around Git repositories for clusters and tenants.

Lieutenant API

REST API to expose the functionality of the Lieutenant Operator and to enforce some defaults.

Steward

In-cluster agent which bootstraps, configures and starts Argo CD (GitOps operator) and takes care of keeping the Syn cluster tools up and running.

Third-party Tools

Tool	Purpose
Argo CD	GitOps operator running on each cluster, taking care of enforcing the defined state.
HashiCorp Vault	Stores secrets in a secure way.
Kapitan	Configuration management engine, the heart of Commodore.
Renovate	Version checker which helps to keep tooling up-to-date.
Crossplane	Cloud native service provisioning.
GitLab	Git repository management.

Tool

Purpose

Argo CD

GitOps operator running on each cluster, taking care of enforcing the defined state.

HashiCorp Vault

Stores secrets in a secure way.

Kapitan

Configuration management engine, the heart of Commodore.

Renovate

Version checker which helps to keep tooling up-to-date.

Crossplane

Cloud native service provisioning.