APM-2078 Update js healthcheck to set status response

Author: acarriedev

proxies/live/apiproxy/policies/KeyValueMapOperations.GetSecureVariables.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<KeyValueMapOperations async="false" continueOnError="false" enabled="true" name="KeyValueMapOperations.GetSecureVariables" mapIdentifier="apim-variables-encrypted">
+    <Get assignTo="private.apigee.status-endpoint-api-key" index="1">
+        <Key>
+            <Parameter>status-endpoint-api-key</Parameter>
+        </Key>
+    </Get>
+</KeyValueMapOperations>

proxies/live/apiproxy/proxies/default.xml

@@ -15,7 +15,10 @@
         <Flow name="StatusEndpoint">
             <Request>
                 <Step>
-                    <Condition>request.header.apikey = null or private.common.status-endpoint-api-key != request.header.apikey</Condition>
+                    <Name>KeyValueMapOperations.GetSecureVariables</Name>
+                </Step>
+                <Step>
+                    <Condition>request.header.apikey = null or private.apigee.status-endpoint-api-key != request.header.apikey</Condition>
                     <Name>RaiseFault.401Unauthorized</Name>
                 </Step>
                 <Step>

proxies/live/apiproxy/resources/jsc/HealthCheck.SetResponse.js

@@ -19,8 +19,7 @@ const timeout = (healthcheck_status_code === null && healthcheck_failed) ? "true
 
 const final_status = (healthcheck_status !== "pass") ? "fail" : "pass";
 
-// context.setVariable("status.response", JSON.stringify(response));
-context.setVariable("response.content", JSON.stringify( {
+const resp = {
     "status" : final_status,
     "version" : "{{ DEPLOYED_VERSION }}" ,
     "revision" : apiproxy_revision,
@@ -35,6 +34,8 @@ context.setVariable("response.content", JSON.stringify( {
             "links" : {"self": healthcheck_request_url}
         }
     }
-}));
+};
 
+context.setVariable("status.response", JSON.stringify(resp));
+context.setVariable("response.content", JSON.stringify(resp));
 context.setVariable("response.header.Content-Type", "application/json");