Metallb Installation on Local Kubernetes Cluster

MetalLB Installation on onpremise K8s Cluster

Prerequests

kubectl config get-contexts

Please select required kubeconfig file.

Installation

1. Clone Repo

   git clone https://gitlab.pudo.local/manas/devops.git

2. Change Directory

   cd kubernetes/metallb

3. Create Namespace

   kubectl create ns metallb-system

4. Create Config Yaml

   apiVersion: v1
   kind: ConfigMap
   metadata:
   namespace: metallb-system
   name: config
   data:
   config: |
       address-pools:
       - name: my-ip-space
       protocol: layer2
       addresses:
       - 10.255.134.160-10.255.134.170

5. Apply YAML files

   kubectl apply -f config.yaml
   kubectl apply -f metallb.yaml

6. Create metallb secret

   kubectl create secret generic -n metallb-system memberlist --from-literal=secretkey="$(openssl rand -base64 128)"

Usage

Service deploy edildikten sonra herhangi bir nginx image ile test edilebilir.

1. Create Example Nginx Deployment

   kubectl create deployment nginx --image=nginx

2. Expose Your Deployment

   kubectl expose deploy nginx --port 80 --type LoadBalancer

3. Result

NAME	TYPE	CLUSTER-IP	EXTERNAL-IP	PORT(S)	AGE
nginx	LoadBalancer	172.19.2219.173	10.255.134.16	80:30383/TCP,443:32503/TCP	2m

Eğer external ip belirlenen configmap te belirlenen aralıktan almıyorsa ya da "Pendin" statüsünde bekliyorsa lütfen konfigürasyonu tekrar kontrol edin!

Contact

Adesso DevOps - devops@adesso.com.tr