SERVER-84220:wiredTigerEngineRuntimeConfig perfect

src/mongo/db/storage/wiredtiger/wiredtiger_kv_engine.cpp

@@ -2155,6 +2155,10 @@ int WiredTigerKVEngine::reconfigure(const char* str) {
     return _conn->reconfigure(_conn, str);
 }
 
+const char * WiredTigerKVEngine::get_configuration() {
+    return _conn->get_configuration(_conn);
+}
+
 void WiredTigerKVEngine::_ensureIdentPath(StringData ident) {
     size_t start = 0;
     size_t idx;

src/mongo/db/storage/wiredtiger/wiredtiger_kv_engine.h

@@ -347,6 +347,11 @@ class WiredTigerKVEngine final : public KVEngine {
     // Calls WT_CONNECTION::reconfigure on the underlying WT_CONNECTION
     // held by this class
     int reconfigure(const char* str);
+
+    // wiredtiger specific
+    // Calls WT_CONNECTION::get_configuration on the underlying WT_CONNECTION
+    // held by this class
+    const char* get_configuration();
 
     WT_CONNECTION* getConnection() {
         return _conn;

src/mongo/db/storage/wiredtiger/wiredtiger_parameters.cpp

@@ -65,7 +65,7 @@ void WiredTigerEngineRuntimeConfigParameter::append(OperationContext* opCtx,
                                                     BSONObjBuilder* b,
                                                     StringData name,
                                                     const boost::optional<TenantId>&) {
-    *b << name << _data.first;
+    *b << name << _data.second->get_configuration();
 }
 
 Status validateExtraDiagnostics(const std::vector<std::string>& value,