This weblog publish describes the steps required to arrange a multi node Kubernetes cluster for improvement functions. This setup offers a production-like cluster that may be arrange in your native machine.
Why can we require multi node cluster setup?
Multi node Kubernetes clusters provide a production-like surroundings which has numerous benefits. Although Minikube offers a superb platform for getting began, it doesn’t present the chance to work with multi node clusters which might help resolve issues or bugs which are associated to software design and structure. For example, Ops can reproduce a difficulty in a multi node cluster surroundings, Testers can deploy a number of variations of an software for executing take a look at instances and verifying adjustments. These advantages allow groups to resolve points sooner which make them extra agile.
Why use Vagrant and Ansible?
Vagrant is a software that can enable us to create a digital surroundings simply and it eliminates pitfalls that trigger the works-on-my-machine phenomenon. It may be used with a number of suppliers similar to Oracle VirtualBox, VMware, Docker, and so forth. It permits us to create a disposable surroundings by making use of configuration information.
Ansible is an infrastructure automation engine that automates software program configuration administration. It’s agentless and permits us to make use of SSH keys for connecting to distant machines. Ansible playbooks are written in yaml and provide stock administration in easy textual content information.
Vagrant needs to be put in in your machine. Set up binaries could be discovered right here.
Oracle VirtualBox can be utilized as a Vagrant supplier or make use of comparable suppliers as described in Vagrant’s official documentation.
Ansible needs to be put in in your machine. Consult with the Ansible set up information for platform-specific set up.
Learn extra at Kubernetes.io