dbkube

kubernetes operator built with kubebuilder

the operator will create database service by using crd inside a namespace

create a builder with kubebuilder

this repository will work with several apis and controllers

to initialise with kubebuilder with multiple groups

to initialize kubebuilder project run:

kubebuilder init --domain etz.com --repo github.com/nadavbm/dbkube
kubebuilder edit --multigroup=true

create the relevant api for running a database service instance in kubernetes:

kubebuilder create api --group configmaps --version v1alpha1 --kind ConfigMap
kubebuilder create api --group secrets --version v1alpha1 --kind Secret
kubebuilder create api --group services --version v1alpha1 --kind Service
kubebuilder create api --group deployments --version v1alpha1 --kind Deployment

edit and generate crd (whenever a new api group was added):

make generate
make manifests

to push docker image (release a new version):

make docker-build docker-push IMG="nadavbm/dbkube:v0.0.1"

testing operator with minikube

to test the operator, run minikube and the following commands:

sh test/cleanup.sh 
kubectl apply -f test/specs.yaml 
kubectl apply -f test/mongodb.yaml

test crd changes with (connect to the relevant namespace with kubens):

k edit configmap.configmaps.etz.com mongo-cm
k edit deployment.deployments.etz.com mongo-deploy
k edit secrets.secrets.etz.com mongo-secret
k edit service.services.etz.com mongo-service