#8 - mock client accepts configuration args

modules/mock_client/src/main.cpp

@@ -112,9 +112,25 @@ public:
     }
 };
 
-int main() {
+int main(int argc, char** argv) {
-    const int NUM_CLIENTS = 300;
+    if(argc > 4) {
-    tw::net::Address address = {"127.0.0.1", 8101};
+        spdlog::error("Usage: {} [client_count] [host] [port]", argv[0]);
+        return 1;
+    }
+
+    const uint32_t    NUM_CLIENTS = argc > 1 ? std::strtoul(argv[1], nullptr, 10) : 300;
+    const std::string host        = argc > 2 ? argv[2] : "127.0.0.1";
+    const int         port        = argc > 3 ? std::atoi(argv[3]) : 8101;
+
+    auto address_r = tw::net::Address::resolve(host, port);
+    if(!address_r) {
+        spdlog::error("Failed to resolve {}:{}: {}", host, port, address_r.error().message());
+        return 1;
+    }
+
+    const tw::net::Address address = address_r.value();
+
+    spdlog::info("Starting {} clients against {}", NUM_CLIENTS, address.to_string());
 
     std::vector<std::thread> threads;
     for(uint32_t i = 0; i < NUM_CLIENTS; i++) {
@@ -129,7 +145,7 @@ int main() {
         std::this_thread::sleep_for(std::chrono::milliseconds(10));
     }
 
-    for(uint32_t i = 0; i < NUM_CLIENTS; i++) {
+    for(uint32_t i = 0; i < threads.size(); i++) {
         threads[i].join();
     }