Add onSslHandshake for SSL ETLSource

src/main.cpp

@@ -211,6 +211,8 @@ main(int argc, char* argv[])
     // The server uses the balancer to forward RPCs to a rippled node.
     // The balancer itself publishes to streams (transactions_proposed and
     // accounts_proposed)
+    if(!ctxRef)
+        std::cout << "NO WORK" << std::endl;
     auto balancer = ETLLoadBalancer::make_ETLLoadBalancer(
         *config, ioc, ctxRef, backend, subscriptions, ledgers);