deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: envoy-ingress-controller
  namespace: kube-system
spec:
  replicas: 3
  selector:
    matchLabels:
      app: envoy-ingress-controller
  template:
    metadata:
      labels:
        app: envoy-ingress-controller
    spec:
      hostNetwork: true
      serviceAccountName: envoy-ingress-controller
      containers:
      - name: controller
        image: labring/envoy-ingress-controller:latest
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 80
          hostPort: 80
          protocol: TCP
        - containerPort: 443
          hostPort: 443
          protocol: TCP
        - containerPort: 18000
          hostPort: 18000
          protocol: TCP
        env:
        - name: POD_NAME
          valueFrom:
            fieldRef:
              fieldPath: metadata.name
        - name: POD_NAMESPACE
          valueFrom:
            fieldRef:
              fieldPath: metadata.namespace
      containers:
      - name: controller
        image: labring/envoy-ingress-controller:latest
        imagePullPolicy: IfNotPresent
        args:
        - --enable-leader-election
        - --metrics-addr=:8080
        - --xds-addr=:18000
        resources:
          limits:
            cpu: 1000m
            memory: 1Gi
          requests:
            cpu: 500m
            memory: 512Mi
      - name: envoy
        image: envoyproxy/envoy:v1.28.0
        imagePullPolicy: IfNotPresent
        command:
        - envoy
        args:
        - -c
        - /etc/envoy/envoy.yaml
        - --service-node
        - $(POD_NAME)
        - --service-cluster
        - $(POD_NAMESPACE)
        resources:
          limits:
            cpu: 2000m
            memory: 2Gi
          requests:
            cpu: 1000m
            memory: 1Gi
        env:
        - name: POD_NAME
          valueFrom:
            fieldRef:
              fieldPath: metadata.name
        - name: POD_NAMESPACE
          valueFrom:
            fieldRef:
              fieldPath: metadata.namespace
        ports:
        - name: http
          containerPort: 80
        - name: https
          containerPort: 443
        - name: admin
          containerPort: 9901
        volumeMounts:
        - name: envoy-config
          mountPath: /etc/envoy
      volumes:
      - name: envoy-config
        configMap:
          name: envoy-config
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: envoy-ingress-controller
  namespace: kube-system
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: envoy-ingress-controller
rules:
- apiGroups: [""]
  resources: ["services", "endpoints", "secrets"]
  verbs: ["get", "list", "watch"]
- apiGroups: ["networking.k8s.io"]
  resources: ["ingresses"]
  verbs: ["get", "list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: envoy-ingress-controller
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: envoy-ingress-controller
subjects:
- kind: ServiceAccount
  name: envoy-ingress-controller
  namespace: kube-system
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: envoy-config
  namespace: kube-system
data:
  envoy.yaml: |
    admin:
      access_log_path: /tmp/admin_access.log
      address:
        socket_address:
          protocol: TCP
          address: 0.0.0.0
          port_value: 9901
    node:
      cluster: envoy-ingress
      id: ${POD_NAME}.${POD_NAMESPACE}
    dynamic_resources:
      ads_config:
        api_type: GRPC
        transport_api_version: V3
        grpc_services:
        - envoy_grpc:
            cluster_name: xds_cluster
      cds_config:
        resource_api_version: V3
        ads: {}
      lds_config:
        resource_api_version: V3
        ads: {}
    static_resources:
      clusters:
      - name: xds_cluster
        connect_timeout: 1s
        type: STRICT_DNS
        lb_policy: ROUND_ROBIN
        http2_protocol_options: {}
        load_assignment:
          cluster_name: xds_cluster
          endpoints:
          - lb_endpoints:
            - endpoint:
                address:
                  socket_address:
                    address: localhost
                    port_value: 18000
---
apiVersion: v1
kind: Service
metadata:
  name: envoy-ingress
  namespace: kube-system
spec:
  type: LoadBalancer
  selector:
    app: envoy-ingress-controller
  ports:
  - name: http
    port: 80
    targetPort: 80
  - name: https
    port: 443
    targetPort: 443