kubespray/roles/kubernetes/node/templates/manifests/nginx-proxy.manifest.j2

apiVersion: v1
kind: Pod
metadata:
  name: nginx-proxy
  namespace: kube-system
  labels:
    addonmanager.kubernetes.io/mode: Reconcile
    k8s-app: kube-nginx
  annotations:
    nginx-cfg-checksum: "{{ nginx_stat.stat.checksum }}"
spec:
  hostNetwork: true
  dnsPolicy: ClusterFirstWithHostNet
  nodeSelector:
    beta.kubernetes.io/os: linux
  priorityClassName: system-node-critical
  containers:
  - name: nginx-proxy
    image: {{ nginx_image_repo }}:{{ nginx_image_tag }}
    imagePullPolicy: {{ k8s_image_pull_policy }}
    resources:
      requests:
        cpu: {{ loadbalancer_apiserver_cpu_requests }}
        memory: {{ loadbalancer_apiserver_memory_requests }}
    securityContext:
      privileged: true
    {% if loadbalancer_apiserver_healthcheck_port is defined -%}
    livenessProbe:
      httpGet:
        path: /healthz
        port: {{ loadbalancer_apiserver_healthcheck_port }}
    readinessProbe:
      httpGet:
        path: /healthz
        port: {{ loadbalancer_apiserver_healthcheck_port }}
    {% endif -%}
    volumeMounts:
    - mountPath: /etc/nginx
      name: etc-nginx
      readOnly: true
  volumes:
  - name: etc-nginx
    hostPath:
      path: {{ nginx_config_dir }}