feat: harden community production foundation through story 1.5

apps/ui/js/api.js

@@ -8,6 +8,18 @@
     }, extra || {});
   }
 
+  function attachCorrelation(error, response) {
+    var requestId = response.headers.get('x-request-id');
+    var traceId = response.headers.get('x-trace-id');
+    if (requestId && requestId.length <= 128 && /^[!-~]+$/.test(requestId) && requestId.indexOf(',') === -1 && requestId.indexOf(';') === -1) {
+      error.requestId = requestId;
+    }
+    if (traceId && /^[0-9a-f]{32}$/.test(traceId) && traceId !== '00000000000000000000000000000000') {
+      error.traceId = traceId;
+    }
+    return error;
+  }
+
   async function request(path, options) {
     var response = await fetch(path, Object.assign({
       credentials: 'same-origin',
@@ -42,11 +54,11 @@
       var error = new Error(message);
       error.status = response.status;
       error.payload = payload;
-      throw error;
+      throw attachCorrelation(error, response);
     }
 
     if (text && payload === null) {
-      throw new Error('Backend returned a non-JSON response');
+      throw attachCorrelation(new Error('Backend returned a non-JSON response'), response);
     }
 
     return payload;
@@ -81,7 +93,7 @@
       var error = new Error(message);
       error.status = response.status;
       error.payload = payload;
-      throw error;
+      throw attachCorrelation(error, response);
     }
 
     return text;