ingress.md

Create ingress

Creating nginx ingress rule for hostname abc.com and service webcm on port 8080 without ssl.

kubectl create ingress webcm --class=nginx --rule="abc.com/*=webcm:8080"

Creating nginx ingress rule for hostname abc.com and service webcm on port 8080. using selfsigned certificate.

• generate certificate

openssl req -subj '/CN=abc.com/O=abc ltd/C=IN' -new -newkey rsa:2048 -sha256 -days 365 -nodes -x509 -keyout cert.key -out cert.pem

• create secret

kubectl create secret tls abc-tls --cert=cert.pem --key=cert.key

• create ingress with secret

kubectl create ingress webcm --class=nginx --rule="abc.com/*=webcm:8080,tls=abc-tls"

Creating nginx ingress rule for hostname abc.com and service webcm on port 8080. using letsencrypt TLS cluster issuer.

kubectl create ingress webcm --class=nginx --rule="abc.com/*=webcm:8080,tls=abc-tls" --annotation="cert-manager.io/cluster-issuer=le-issuer

Creating ingress with selfsigned tls and rewrite path

kubectl create ingress webcm --class=nginx --rule=ckatcswebcm.lab/hello*=webcm:80,tls=test-tls --annotation="nginx.ingress.kubernetes.io/rewrite-target=/"

The LE issuer

apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: le-issuer
spec:
  acme:
    email: vijay@mevijay.dev
    server: https://acme-v02.api.letsencrypt.org/directory
    privateKeySecretRef:
      name: le-key
    solvers:
    - http01:
        ingress:
          ingressClassName: nginx