patch-nse.yaml

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: nse-kernel
spec:
  template:
    spec:
      containers:
      - name: nse
        env:
          - name: NSM_SERVICE_NAMES
            value: dns
          - name: NSM_CIDR_PREFIX
            value: 172.16.1.100/31
          - name: NSM_DNS_CONFIGS
            value: "[{\"dns_server_ips\": [\"172.16.1.100\"], \"search_domains\": [\"my.coredns.service\"]}]"
      - name: coredns
        image: coredns/coredns:1.8.3
        imagePullPolicy: IfNotPresent
        resources:
          limits:
            memory: 170Mi
          requests:
            cpu: 100m
            memory: 70Mi
        args: ["-conf", "/etc/coredns/Corefile"]
        volumeMounts:
        - name: config-volume
          mountPath: /etc/coredns
          readOnly: true
        ports:
        - containerPort: 53
          name: dns
          protocol: UDP
        - containerPort: 53
          name: dns-tcp
          protocol: TCP
      volumes:
        - name: config-volume
          configMap:
            name: coredns
            items:
            - key: Corefile
              path: Corefile