default.xml

<!--
 Copyright 2020 Google LLC

 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

      http://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.
-->

<ProxyEndpoint name="default">

  <DefaultFaultRule>
    <AlwaysEnforce>true</AlwaysEnforce>	
    <Step>
      <Name>Shared.AddCORSHeaders</Name>
    </Step>
    <Step>
      <Name>Shared.ErrorHandling</Name>
    </Step>
  </DefaultFaultRule>
  <FaultRules>
    <FaultRule name="Proxy Faults">
      <Step>
        <Name>JS.PopulateProxyErrorVariables</Name>
      </Step>
    </FaultRule>
  </FaultRules>

  <PreFlow>
    <Request>
      <Step>
        <Name>Shared.TrafficManagement</Name>
      </Step>
    </Request>
  </PreFlow>

  <Flows>

    <Flow name="GET /ping">
      <Condition>
        request.verb = "GET" and proxy.pathsuffix MatchesPath "/ping"
      </Condition>
      <Response>
        <Step>
          <Name>Shared.Ping</Name>
        </Step>
      </Response>
    </Flow>

    <Flow name="GET /status">
      <Condition>
        request.verb = "GET" and proxy.pathsuffix MatchesPath "/status"
      </Condition>
      <Response>
        <Step>
          <Name>Shared.Status</Name>
        </Step>
      </Response>
    </Flow>

    <!-- insert your flows here for mediation-->
    <Flow name="GET /AllergyIntolerance/*">
      <Condition>
        request.verb = "GET" and proxy.pathsuffix MatchesPath "/AllergyIntolerance/*"
      </Condition>
      <Response>
        <Step>
          <Name>JS.EnrichAllergyResponse</Name>
        </Step>
      </Response>
    </Flow>


  </Flows>

  <PostFlow>
    <Response>
      <Step>
        <Name>Shared.AddCORSHeaders</Name>
      </Step>
    </Response>
  </PostFlow>

  <!-- Uncomment for Third Party Logging -->
  <!--PostClientFlow>
    <Response>
      <Step>
        <Name>Shared.Logging</Name>
      </Step>
    </Response>
  </PostClientFlow-->

  <HTTPProxyConnection>
    <BasePath>/healthcare/v1</BasePath>
    <VirtualHost>secure</VirtualHost>
  </HTTPProxyConnection>

  <RouteRule name="no-route">
    <Condition>(request.verb = "GET" and proxy.pathsuffix MatchesPath "/ping") or request.verb = "OPTIONS"</Condition>
  </RouteRule>
  <RouteRule name="alternate">
    <TargetEndpoint>alternate</TargetEndpoint>
    <Condition>
      custom.alternateBackend = true
    </Condition>
  </RouteRule>
  <RouteRule name="default">
    <TargetEndpoint>default</TargetEndpoint>
  </RouteRule>


  <RouteRule name="no target"/>

</ProxyEndpoint>