Terraform K8s Hcloud Save
A simple project to spin your k8s cluster with terraform, kubeadm on hcloud
Project README
Terraform Kubernetes on Hetzner Cloud
This repository will help to setup an opionated Kubernetes Cluster with kubeadm on Hetzner Cloud.
Usage
$ git clone https://github.com/solidnerd/terraform-k8s-hcloud.git
$ terraform init
$ terraform apply
Example
$ terraform init
$ terraform apply
$ KUBECONFIG=secrets/admin.conf kubectl get nodes
$ KUBECONFIG=secrets/admin.conf kubectl apply -f https://docs.projectcalico.org/archive/v3.15/manifests/calico.yaml
$ KUBECONFIG=secrets/admin.conf kubectl get pods --namespace=kube-system -o wide
$ KUBECONFIG=secrets/admin.conf kubectl run nginx --image=nginx
$ KUBECONFIG=secrets/admin.conf kubectl expose deploy nginx --port=80 --type NodePort
Variables
| Name | Default | Description | Required |
|---|---|---|---|
hcloud_token |
`` | API Token that will be generated through your hetzner cloud project https://console.hetzner.cloud/projects | Yes |
master_count |
1 |
Amount of masters that will be created | No |
master_image |
ubuntu-20.04 |
Predefined Image that will be used to spin up the machines (Currently supported: ubuntu-20.04, ubuntu-18.04) | No |
master_type |
cx11 |
Machine type for more types have a look at https://www.hetzner.de/cloud | No |
node_count |
1 |
Amount of nodes that will be created | No |
node_image |
ubuntu-20.04 |
Predefined Image that will be used to spin up the machines (Currently supported: ubuntu-20.04, ubuntu-18.04) | No |
node_type |
cx11 |
Machine type for more types have a look at https://www.hetzner.de/cloud | No |
ssh_private_key |
~/.ssh/id_ed25519 |
Private Key to access the machines | No |
ssh_public_key |
~/.ssh/id_ed25519.pub |
Public Key to authorized the access for the machines | No |
docker_version |
19.03 |
Docker CE version that will be installed | No |
kubernetes_version |
1.18.6 |
Kubernetes version that will be installed | No |
feature_gates |
`` | Add your own Feature Gates for Kubeadm | No |
calico_enabled |
false |
Installs Calico Network Provider after the master comes up | No |
All variables cloud be passed through environment variables or a tfvars file.
An example for a tfvars file would be the following terraform.tfvars
# terraform.tfvars
hcloud_token = "<yourgeneratedtoken>"
master_type = "cx21"
master_count = 1
node_type = "cx31"
node_count = 2
kubernetes_version = "1.18.6"
docker_version = "19.03"
Or passing directly via Arguments
$ terraform apply \
-var hcloud_token="<yourgeneratedtoken>" \
-var docker_version=19.03 \
-var kubernetes_version=1.18.6 \
-var master_type=cx21 \
-var master_count=1 \
-var node_type=cx31 \
-var node_count=2
Contributing
Bug Reports & Feature Requests
Please use the issue tracker to report any bugs or file feature requests.
Tested with
Open Source Agenda is not affiliated with "Terraform K8s Hcloud" Project. README Source: solidnerd/terraform-k8s-hcloud
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