kind: DaemonSet
apiVersion: apps/v1
metadata:
  name: nginx-ingress-controller
spec:
  selector:
    matchLabels:
      component: ingress-controller
  template:
    metadata:
      labels:
        component: ingress-controller
    spec:
      restartPolicy: Always
      hostNetwork: true
      containers:
        - name: nginx-ingress-lb
          image: quay.io/kubernetes-ingress-controller/nginx-ingress-controller:0.21.0
          ports:
            - name: http
              hostPort: 80
              containerPort: 80
              protocol: TCP
            - name: https
              hostPort: 443
              containerPort: 443
              protocol: TCP
          env:
            - name: {{ pod_namespace }}
              valueFrom:
                fieldRef:
                  apiVersion: v1
                  fieldPath: metadata.namespace
          args:
            - /nginx-ingress-controller
            - '--default-backend-service={{ pod_namespace }}/default-http-backend'