kubernetes-minikube-environment

The goal of this project is to have some examples using Kubernetes (Minikube)

Prerequisites

• Tools

  You must have the following tools installed

  Tool	Version I used in the last commit	Command to check
  Java 17+	17.0.6	java --version
  Docker	Client: 20.10.22; Server: 20.10.22	docker version
  VirtualBox	6.1.42r155177	VBoxManage -version
  Helm	v3.11.1	helm version
  Minikube	v1.29.0	minikube version
  Kubectl	Client: v1.22.5; Server: v1.23.3	kubectl version --short

• Helm Chart Repositories

  You must have the following repo's added in your helm chart repository list.

  NAME        	URL
  codecentric 	https://codecentric.github.io/helm-charts/
  kong        	https://charts.konghq.com
  bitnami     	https://charts.bitnami.com/bitnami
  elastic     	https://helm.elastic.co
  confluentinc	https://confluentinc.github.io/cp-helm-charts/
  

  In order to check it, run

  helm repo list
  

  If some of them is missing, here are the commands to add

  helm repo add codecentric https://codecentric.github.io/helm-charts/
  helm repo add kong https://charts.konghq.com
  helm repo add bitnami https://charts.bitnami.com/bitnami
  helm repo add elastic https://helm.elastic.co
  helm repo add confluentinc https://confluentinc.github.io/cp-helm-charts/
  

  Run the command below to get the latest information about charts from the chart repositories

  helm repo update
  

Examples

• author-book-review-graphql

• book-service-kong-keycloak

• html-parser-job-cronjob

• movies-api-elk-prometheus-grafana

• user-event-sourcing-kafka

Start Minikube

• Open a terminal and start Minikube by running the following command. The properties --memory and --vm-driver are optional

  minikube start --memory='8000mb' --vm-driver='virtualbox'
  

• Run the command below to get the latest information about charts from the chart repositories

  helm repo update
  

Shutdown Minikube

The following command shuts down the Minikube Virtual Machine, but preserves all cluster state and data. Starting the cluster again will restore it to its previous state.

minikube stop

The command shuts down and deletes the Minikube Virtual Machine. No data or state is preserved.

minikube delete