oneke_intro - OpenNebula/one-apps GitHub Wiki
Overview
OneKE is a minimal hyperconverged Kubernetes platform, provided by OpenNebula out of the box. OneKE is based on RKE2 - Rancher's Next Generation Kubernetes Distribution and includes preinstalled components to handle persistence, ingress traffic and on-prem load balancing.
Download
The latest version of OneKE can be downloaded from the OpenNebula public Marketplace:
Components
| Component | Version |
|---|---|
| Ubuntu | 22.04 LTS |
| Kubernetes/RKE2 | v1.33.4+rke2r1 |
| CNI/RKE2 | v1.33.4+rke2r1 |
| Longhorn | 1.9.1 |
| MetalLB | 0.15.2 |
| Traefik | 3.5.2 |
| Contextualization package | 7.0.0 |
Requirements
- OpenNebula version: >= 6.4 (OneKE 1.33 templates are compatible with OpenNebula 7+).
- OneFlow and OneGate for multi-node orchestration.
- Recommended Memory per VM: 512 MB (vnf), 3 GB (master), 3 GB (worker), 3 GB (storage).
- Minimal Cores (VCPU) per VM: 1 (vnf), 2 (master), 2 (worker), 2 (storage).
Release Notes
Details for each release are available on the releases page, which provides comprehensive information for every version.
| OneKE 1.27 | OneKE 1.29 | OneKE 1.31 | OneKE 1.33 | |
|---|---|---|---|---|
| Virtual Router | 6.8.1-1.20240131 | 6.10.0-1-20240515 | 6.10.0-3-20250218 | 7.0.0-0-20250909 |
| RKE2 | 1.27.2+rke2r1 | 1.29.4+rke2r1 | v1.31.3+rke2r1 | v1.33.4+rke2r1 |
| Helm | 3.11.3 | 3.14.4 | 3.16.3 | 3.18.6 |
| Longhorn | 1.4.1 | 1.6.1 | 1.7.2 | 1.9.1 |
| MetalLB | 0.13.9 | 0.14.5 | 0.14.8 | 0.15.2 |
| Traefik | 23.0.0 | 28.0.0 | 28.0.0 | 37.1.0 |
| CLEANER | ruby:2.7-alpine3.16 | ruby:3.3-alpine3.18 | ruby:3.3-alpine3.18 | ruby:3.3-alpine3.22 |