m4n3dw0lf/k8slb

Kubernetes External Load Balancer with Nginx

K8SLB

Kubernetes On-Premisse External Load Balancer with Nginx

• Environment Variables

Name	Description	Example
SERVER_NAME	DNS of Load Balancer	k8s-cluster.acme.com
PORT	Port that nginx container will listen	80
SERVICE_PORT	K8s service port	3000
NODE_{NUMBER}	Nodes IPs, define as many node IPs as you want (must follow order starting by 1)	10.0.0.10

• Example:

  • K8s cluster exposed service running on port 30115

  • 3 Nodes, 192.168.0.108 - 192.168.0.109 - 192.168.0.110

  docker run -it -p 80:80 \
  -e "SERVER_NAME=k8s-cluster.acme.com" \
  -e "PORT=80" \
  -e "SERVICE_PORT=30115" \
  -e "NODE_1=192.168.0.108" \
  -e "NODE_2=192.168.0.109" \
  -e "NODE_3=192.168.0.110" \
  m4n3dw0lf/k8slb
  

• Output:

LoadBalancer DNS: k8s-cluster.acme.com
LoadBalancer Port: 80
K8s Service Port: 30115
Adding Node: 192.168.0.108
Adding Node: 192.168.0.109
Adding Node: 192.168.0.110
LoadBalancer Configured Successfully!

k8slb's Issues

SSL/TLS Support