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Author: dgieselaar

packages/rum-core/src/common/config-service.js

@@ -85,6 +85,7 @@ class Config {
       pageLoadTraceId: '',
       pageLoadSpanId: '',
       pageLoadSampled: false,
+      pageLoadParentId: '',
       pageLoadTransactionName: '',
       propagateTracestate: false,
       transactionSampleRate: 1.0,

packages/rum-core/src/performance-monitoring/navigation/capture-navigation.js

@@ -95,6 +95,17 @@ function captureNavigation(transaction) {
       }
     )
 
+
+    /**
+    * Set the parent id of the transaction to the page load parent ID.
+    * This means that the backend transcaction will be the parent of
+    * the page load transaction, which is useful for e.g Synthetics.
+    */
+
+    if (tr.options.pageLoadParentId) {
+      tr.parentId = tr.options.pageLoadParentId
+    }
+
     /**
      * Page load marks that are gathered from NavigationTiming API
      */