Exposing TCP and UDP services in nginx ingress

- 1 minutes read - 55 words

Add command line flags in ingress controller:

  1. --tcp-services-configmap

  2. --udp-services-configmap

Create configmap

apiVersion: v1
kind: ConfigMap
metadata:
    name: tcp-services
    namespace: ingress-nginx
data:
    5432: "default/postgres:5432"

Patch the ingress-nginx-controller to allow port 5432

spec:
  template:
    spec:
      containers:
        - name: controller
          ports:
            - containerPort: 6379
              hostPort: 6379

Add inbound rule to security group of node groups

Reference:

https://minikube.sigs.k8s.io/docs/tutorials/nginx_tcp_udp_ingress/#configuring-tcp-and-udp-services-with-the-nginx-ingress-controller

https://kubernetes.github.io/ingress-nginx/user-guide/exposing-tcp-udp-services/#exposing-tcp-and-udp-services

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