apiVersion: v1
kind: Namespace
metadata:
  name: kube-ingress
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io

---

apiVersion: v1
kind: ServiceAccount
metadata:
  name: nginx-ingress-controller
  namespace: kube-ingress
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io

---

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io
  name: nginx-ingress-controller
  namespace: kube-ingress
rules:
  - apiGroups:
      - ""
    resources:
      - configmaps
      - endpoints
      - nodes
      - pods
      - secrets
    verbs:
      - list
      - watch
  - apiGroups:
      - ""
    resources:
      - nodes
    verbs:
      - get
  - apiGroups:
      - ""
    resources:
      - services
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - "extensions"
    resources:
      - ingresses
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - ""
    resources:
        - events
    verbs:
        - create
        - patch
  - apiGroups:
      - "extensions"
    resources:
      - ingresses/status
    verbs:
      - update

---

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: Role
metadata:
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io
  name: nginx-ingress-controller
  namespace: kube-ingress
rules:
  - apiGroups:
      - ""
    resources:
      - configmaps
      - pods
      - secrets
    verbs:
      - get
  - apiGroups:
      - ""
    resources:
      - configmaps
    resourceNames:
      # Defaults to "<election-id>-<ingress-class>"
      # Here: "<ingress-controller-leader>-<nginx>"
      # This has to be adapted if you change either parameter
      # when launching the nginx-ingress-controller.
      - "ingress-controller-leader-nginx"
    verbs:
      - get
      - update
  - apiGroups:
      - ""
    resources:
      - configmaps
    verbs:
      - create
  - apiGroups:
      - ""
    resources:
      - endpoints
    verbs:
      - get
      - create
      - update

---

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io
  name: nginx-ingress-controller
  namespace: kube-ingress
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: nginx-ingress-controller
subjects:
- apiGroup: rbac.authorization.k8s.io
  kind: User
  name: system:serviceaccount:kube-ingress:nginx-ingress-controller

---

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: RoleBinding
metadata:
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io
  name: nginx-ingress-controller
  namespace: kube-ingress
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: nginx-ingress-controller
subjects:
  - kind: ServiceAccount
    name: nginx-ingress-controller
    namespace: kube-ingress

---

kind: Service
apiVersion: v1
metadata:
  name: nginx-default-backend
  namespace: kube-ingress
  labels:
    k8s-app: default-http-backend
    k8s-addon: ingress-nginx.addons.k8s.io
spec:
  ports:
  - port: 80
    targetPort: http
  selector:
    app: nginx-default-backend

---

kind: Deployment
apiVersion: apps/v1
metadata:
  name: nginx-default-backend
  namespace: kube-ingress
  labels:
    k8s-app: default-http-backend
    k8s-addon: ingress-nginx.addons.k8s.io
spec:
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: nginx-default-backend
  template:
    metadata:
      labels:
        k8s-app: default-http-backend
        k8s-addon: ingress-nginx.addons.k8s.io
        app: nginx-default-backend
    spec:
      terminationGracePeriodSeconds: 60
      containers:
      - name: default-http-backend
        image: registry.k8s.io/defaultbackend:1.4
        livenessProbe:
          httpGet:
            path: /healthz
            port: 8080
            scheme: HTTP
          initialDelaySeconds: 30
          timeoutSeconds: 5
        resources:
          limits:
            cpu: 10m
            memory: 20Mi
          requests:
            cpu: 10m
            memory: 20Mi
        ports:
        - name: http
          containerPort: 8080
          protocol: TCP

---

kind: ConfigMap
apiVersion: v1
metadata:
  name: ingress-nginx
  namespace: kube-ingress
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io
data:
  use-proxy-protocol: "true"

---

kind: Service
apiVersion: v1
metadata:
  name: ingress-nginx
  namespace: kube-ingress
  labels:
    k8s-addon: ingress-nginx.addons.k8s.io
  annotations:
    # Enable PROXY protocol
    service.beta.kubernetes.io/aws-load-balancer-proxy-protocol: '*'
    # Increase the ELB idle timeout to avoid issues with WebSockets or Server-Sent Events.
    service.beta.kubernetes.io/aws-load-balancer-connection-idle-timeout: '3600'
spec:
  type: LoadBalancer
  selector:
    app: ingress-nginx
  ports:
  - name: http
    port: 80
    targetPort: http
  - name: https
    port: 443
    targetPort: https

---

kind: Deployment
apiVersion: apps/v1
metadata:
  name: ingress-nginx
  namespace: kube-ingress
  labels:
    k8s-app: nginx-ingress-controller
    k8s-addon: ingress-nginx.addons.k8s.io
spec:
  replicas: 3
  selector:
    matchLabels:
      app: ingress-nginx
  template:
    metadata:
      labels:
        app: ingress-nginx
        k8s-app: nginx-ingress-controller
        k8s-addon: ingress-nginx.addons.k8s.io
      annotations:
        prometheus.io/port: '10254'
        prometheus.io/scrape: 'true'
    spec:
      terminationGracePeriodSeconds: 60
      serviceAccountName: nginx-ingress-controller
      containers:
      - image: quay.io/kubernetes-ingress-controller/nginx-ingress-controller:0.18.0
        name: nginx-ingress-controller
        imagePullPolicy: Always
        ports:
          - name: http
            containerPort: 80
            protocol: TCP
          - name: https
            containerPort: 443
            protocol: TCP
        readinessProbe:
          httpGet:
            path: /healthz
            port: 10254
            scheme: HTTP
        livenessProbe:
          httpGet:
            path: /healthz
            port: 10254
            scheme: HTTP
          initialDelaySeconds: 30
          timeoutSeconds: 5
        env:
          - name: POD_NAME
            valueFrom:
              fieldRef:
                fieldPath: metadata.name
          - name: POD_NAMESPACE
            valueFrom:
              fieldRef:
                fieldPath: metadata.namespace
        args:
        - /nginx-ingress-controller
        - --default-backend-service=$(POD_NAMESPACE)/nginx-default-backend
        - --configmap=$(POD_NAMESPACE)/ingress-nginx
        - --publish-service=$(POD_NAMESPACE)/ingress-nginx
        - --annotations-prefix=ingress.kubernetes.io