# Copyright 2018 The Knative Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: entry-route
  namespace: default
spec:
  # This is the gateway shared in knative service mesh.
  gateways:
  - knative-ingress-gateway.knative-serving.svc.cluster.local
  # Set host to the domain name that you own.
  hosts:
  - example.com
  http:
  - match:
    - uri:
        prefix: "/search"
    rewrite:
      # Rewrite the original host header to the host header of Search service
      # in order to redirect requests to Search service.
      authority: search-service.default.example.com
    route:
      # Basically here we redirect the request to the cluster entry again with
      # updated header "search-service.default.example.com" so the request will
      # eventually be directed to Search service.
      - destination:
          host: istio-ingressgateway.istio-system.svc.cluster.local
          port:
            number: 80
        weight: 100
  - match:
    - uri:
        prefix: "/login"
    rewrite:
      # Rewrite the original host header to the host header of Search service
      # in order to redirect requests to Search service.
      authority: login-service.default.example.com
    route:
      # Basically here we redirect the request to the cluster entry again with
      # updated header "login-service.default.example.com" so the request will
      # eventually be directed to LOgin service.
      - destination:
          host: istio-ingressgateway.istio-system.svc.cluster.local
          port:
            number: 80
        weight: 100
