Installing Kubernetes

Kubernetes Configuration

All-in-One Single-Node Installation
- for learning, development and testing.
Single-Node etcd, Single-Master and Multi-Worker Installation
Single-Node etcd, Multi-Master and Multi-Worker Installation
Multi-Node etcd, Multi-Master and Multi-Worker Installation
- advanced and recommended production setup.

There are a few localhost installation options available to deploy single- or multi-node Kubernetes clusters:

On-Premise VMs
- Kubernetes can be installed on VMs created via Vagrant, VMware vSphere, KVM, etc.
- There are different tools available to automate the installation, like Ansible or kubeadm.
On-Premise Bare Metal
- Kubernetes can be installed on on-premise Bare Metal, on top of different Operating Systems, like RHEL, CoreOS, CentOS, Fedora, Ubuntu, etc.
- Most of the tools used to install VMs can be used with Bare Metal as well.

Hosted Solutions - any given software is completely managed by the provider.
- Google Container Engine (GKE)
- Azure Container Service
- OpenShift Dedicated
- Platform9
- IBM Bluemix Container Service
Turnkey Cloud Solutions - we can deploy a solution or software with just a few commands.
- Google Compute Engine
- Amazon AWS
- Microsoft Azure
- Tectonic by CoreOS
Bare Metal Kubernetes can be installed on Bare Metal provided by different cloud providers.

kubeadm
- It is a secure and recommended way to bootstrap the Kubernetes cluster.
- It has a set of building blocks to setup the cluster, but it is easily extendable to add more functionality
kubespray
- Helps to install Highly Available Kubernetes clusters on AWS, GCE, Azure, OpenStack, or Bare Metal.
- It is based on Ansible, and is available on most Linux distributions
kops
- Helps to create, destroy, upgrade, and maintain production-grade, highly-available Kubernetes clusters from the command line.
- It can provision the machines as well(early stage)