---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    run: app
  name: app
spec:
  replicas: 2
  selector:
    matchLabels:
      run: app
  template:
    metadata:
      labels:
        run: app
    spec:
      containers:
      - name: nginx-deploy
        image: nginx
        ports:
        - containerPort: 80

---
apiVersion: v1
kind: Service
metadata:
  labels:
    run: app
  name: app
  annotations:
    haproxy.org/check: "enabled"
    haproxy.org/forwarded-for: "enabled"
    haproxy.org/load-balance: "roundrobin"
spec:
  selector:
    run: app
  ports:
  - name: http
    port: 80
    protocol: TCP
    targetPort: 80

---
apiVersion: v1
kind: ConfigMap
metadata:
  name: haproxy-configmap
  namespace: default
data:

---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    run: haproxy-ingress
  name: haproxy-ingress
  namespace: default
spec:
  replicas: 1
  selector:
    matchLabels:
      run: haproxy-ingress
  template:
    metadata:
      labels:
        run: haproxy-ingress
    spec:
      serviceAccountName: haproxy-ingress-service-account
      containers:
      - name: haproxy-ingress
        image: haproxytech/kubernetes-ingress
        args:
          - --configmap=default/haproxy-configmap
          - --ingress-class=haproxy-ingress
        ports:
        - name: http
          containerPort: 80

---
apiVersion: v1
kind: Service
metadata:
  labels:
    run: haproxy-ingress
  name: haproxy-ingress
  namespace: default
spec:
  selector:
    run: haproxy-ingress
  type: LoadBalancer
  ports:
  - name: http
    port: 80
    protocol: TCP
    targetPort: 80

---
apiVersion: networking.k8s.io/v1beta1
kind: Ingress
metadata:
  name: haproxy-ingress
  annotations:
    kubernetes.io/ingress.class: "haproxy-ingress"
    ingress.kubernetes.io/ssl-redirect: "false"
    ingress.kubernetes.io/app-root: "/"
    ingress.kubernetes.io/rewrite-target: "/"
spec:
  rules:
  - host: web-app.local
    http:
      paths:
      - path: /
        backend:
          serviceName: app
          servicePort: 80

---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: haproxy-ingress-service-account
  namespace: default

---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: haproxy-ingress-cluster-role
rules:
- apiGroups:
  - ""
  resources:
  - configmaps
  - endpoints
  - nodes
  - pods
  - services
  - namespaces
  - events
  - serviceaccounts
  verbs:
  - get
  - list
  - watch
- apiGroups:
  - "extensions"
  resources:
  - ingresses
  - ingresses/status
  verbs:
  - get
  - list
  - watch
- apiGroups:
  - ""
  resources:
  - secrets
  verbs:
  - get
  - list
  - watch
  - create
  - patch
  - update
- apiGroups:
  - extensions
  resources:
  - ingresses
  verbs:
  - get
  - list
  - watch

---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: haproxy-ingress-cluster-role-binding
  namespace: default
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: haproxy-ingress-cluster-role
subjects:
- kind: ServiceAccount
  name: haproxy-ingress-service-account
  namespace: default