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https://github.com/nfisher/k8smulti

multimode k8s vagrant cluster
https://github.com/nfisher/k8smulti

kubernetes kubernetes-setup vagrant

Last synced: 2 months ago
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multimode k8s vagrant cluster

Host: GitHub
URL: https://github.com/nfisher/k8smulti
Owner: nfisher
Created: 2019-05-30T23:48:13.000Z (over 5 years ago)
Default Branch: master
Last Pushed: 2024-04-28T14:36:42.000Z (9 months ago)
Last Synced: 2024-04-28T15:38:34.107Z (9 months ago)
Topics: kubernetes, kubernetes-setup, vagrant
Language: Shell
Homepage:
Size: 85 KB
Stars: 3
Watchers: 1
Forks: 2
Open Issues: 0
Metadata Files:
- Readme: README.md

Awesome Lists containing this project

README

        # k8smulti

Provides a multinode cluster on your local machine.

## Provides

  - 1 x cache (1vcpu & 512MB ram)

  - 1 x master (2vcpu & 2GB ram)

  - 2 x worker nodes (2vcpu & 4GB ram)

  - 1 x cache (1vcpu & 512MB ram)

  - k8s v1.20.5.

  - helm 3.x.

  - API - 192.168.56.100:6443.

  - kube config - k8smulti/config

## Required Software

  - [Vagrant](https://www.vagrantup.com)

  - [VirtualBox](https://www.virtualbox.org)

## Getting Started

 1. Install the required software.

 2. Run `vagrant up` to provision the nodes.

 3. Run `vagrant ssh master` and check the master is ready with `kubectl get nodes -o wide`.

 4. Run `vagrant ssh master`, check the nodes are ready with `kubectl get nodes -o wide`.

**Note**: Kubernetes config is available on the host in `/home/vagrant/.kube/config` on master or `config` in the projects root.

## Networking Overview

### Calico - CIDR Ranges

| Name           | Network          |

| -------------- | ---------------- |

| Host           | 192.168.56.0/24 |

| Pods (default) | 10.217.0.0/16    |

| Pods (pool1)   | 10.218.1.0/24    |

| Pods (pool2)   | 10.218.2.0/24    |

## References

- [kube-router](https://github.com/cloudnativelabs/kube-router/blob/master/docs/index.md) - network overlay.

- [pod-toolbox](https://github.com/cloudnativelabs/kube-router/blob/master/docs/pod-toolbox.md#pod-toolbox) - useful for understanding network behaviour.