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⚠️ Bump mink8s mgmt cluster version to 1.20.2 #6597

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Jun 6, 2022
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⚠️ Bump mink8s mgmt cluster version to 1.20.2 #6597

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2 changes: 1 addition & 1 deletion cmd/clusterctl/client/cluster/client.go
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Expand Up @@ -30,7 +30,7 @@ import (
)

const (
minimumKubernetesVersion = "v1.19.1"
minimumKubernetesVersion = "v1.20.0"
)

var (
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4 changes: 4 additions & 0 deletions docs/book/src/developer/providers/v1.1-to-v1.2.md
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Expand Up @@ -3,6 +3,10 @@
This document provides an overview over relevant changes between ClusterAPI v1.1 and v1.2 for
maintainers of providers and consumers of our Go API.

## Minimum Kubernetes version for the management cluster

* The minimum Kubernetes version that can be used for a management cluster by Cluster API is now Go 1.20.0
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## Minimum Go version

* The Go version used by Cluster API is now Go 1.17.x
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8 changes: 4 additions & 4 deletions docs/book/src/reference/versions.md
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Expand Up @@ -46,7 +46,7 @@ The Core Provider, Kubeadm Bootstrap Provider, and Kubeadm Control Plane Provide
In some cases, the Management Cluster is separate from the Workload Clusters. The Kubernetes version of the Management and Workload Clusters are allowed to be different.

Management Clusters and Workload Clusters can be upgraded independently and in any order, however, if you are additionally moving from
v1alpha3 (v0.3.x) to v1beta1 (v1.x) as part of the upgrade rollout, the management cluster will need to be upgraded to at least v1.19.x,
v1alpha3 (v0.3.x) to v1beta1 (v1.x) as part of the upgrade rollout, the management cluster will need to be upgraded to at least v1.20.x,
prior to upgrading any workload cluster using Cluster API v1beta1 (v1.x)

These diagrams show the relationships between components in a Cluster API release (yellow), and other components (white).
Expand All @@ -68,7 +68,7 @@ These diagrams show the relationships between components in a Cluster API releas
| Kubernetes v1.16 | ✓ | | | |
| Kubernetes v1.17 | ✓ | | | |
| Kubernetes v1.18 | ✓ | ✓ (only workload) | ✓ (only workload) | ✓ (only workload) |
| Kubernetes v1.19 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.19 | ✓ | ✓ | ✓ | ✓ (only workload v1.2) |
| Kubernetes v1.20 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.21 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.22 | ✓ (only workload) | ✓ | ✓ | ✓ |
Expand All @@ -87,7 +87,7 @@ The Core Provider also talks to API server of every Workload Cluster. Therefore,
| Kubernetes v1.16 + kubeadm/v1beta2 | ✓ | | | |
| Kubernetes v1.17 + kubeadm/v1beta2 | ✓ | | | |
| Kubernetes v1.18 + kubeadm/v1beta2 | ✓ | ✓ (only workload) | ✓ (only workload) | ✓ (only workload) |
| Kubernetes v1.19 + kubeadm/v1beta2 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.19 + kubeadm/v1beta2 | ✓ | ✓ | ✓ | ✓ (only workload v1.2) |
| Kubernetes v1.20 + kubeadm/v1beta2 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.21 + kubeadm/v1beta2 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.22 + kubeadm/v1beta2 (v0.3) kubeadm/v1beta3 (v0.4+) | ✓ (only workload) | ✓ | ✓ | ✓ |
Expand All @@ -103,7 +103,7 @@ The Kubeadm Bootstrap Provider generates kubeadm configuration using the API ver
| Kubernetes v1.16 + etcd/v3 | ✓ | | | |
| Kubernetes v1.17 + etcd/v3 | ✓ | | | |
| Kubernetes v1.18 + etcd/v3 | ✓ | ✓ (only workload) | ✓ (only workload) | ✓ (only workload) |
| Kubernetes v1.19 + etcd/v3 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.19 + etcd/v3 | ✓ | ✓ | ✓ | ✓ (only workload v1.2) |
| Kubernetes v1.20 + etcd/v3 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.21 + etcd/v3 | ✓ | ✓ | ✓ | ✓ |
| Kubernetes v1.22 + etcd/v3 | ✓* (only workload) | ✓ | ✓ | ✓ |
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2 changes: 1 addition & 1 deletion docs/book/src/user/quick-start.md
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Expand Up @@ -30,7 +30,7 @@ a target [management cluster] on the selected [infrastructure provider].

1. **Existing Management Cluster**

For production use-cases a "real" Kubernetes cluster should be used with appropriate backup and DR policies and procedures in place. The Kubernetes cluster must be at least v1.19.1.
For production use-cases a "real" Kubernetes cluster should be used with appropriate backup and DR policies and procedures in place. The Kubernetes cluster must be at least v1.20.0.

```bash
export KUBECONFIG=<...>
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