fix bug: spawn: coro: stack size limit on windows

bserv/bserv.cpp

@@ -134,7 +134,11 @@ namespace bserv {
 					std::ref(req_),
 					std::ref(routes_),
 					std::ref(session_->ioc_),
-                    std::placeholders::_1));
+					std::placeholders::_1)
+#ifdef _MSC_VER
+				, boost::coroutines::attributes{ STACK_SIZE }
+#endif
+			);
 		}
 	public:
 		explicit websocket_session_server(
@@ -322,7 +326,13 @@ namespace bserv {
 					std::ref(lambda_),
 					std::ref(routes_),
 					std::ref(ioc_),
-                    std::placeholders::_1));
+					std::placeholders::_1)
+#ifdef _MSC_VER
+				// currently, it is only identified on windows
+				// that the default stack size is too small
+				, boost::coroutines::attributes{ STACK_SIZE }
+#endif
+			);
 			// handle_request(parser_->release(), lambda_, routes_);
 
 			// at this point the parser can be reset

bserv/include/bserv/config.hpp

@@ -26,6 +26,10 @@ namespace bserv {
 	//const std::string DB_CONN_STR = "dbname=bserv";
 	const std::string DB_CONN_STR = "";
 
+#ifdef _MSC_VER
+	const std::size_t STACK_SIZE = 1024 * 1024;
+#endif
+
 #define decl_field(type, name, default_value) \
 private: \
     std::optional<type> name##_; \

test/scripts/serving_file_test.py

@@ -0,0 +1,22 @@
+import requests
+import random
+from multiprocessing import Process
+
+
+def test():
+    if random.randint(0, 1) == 0:
+        resp = requests.get("http://localhost:8080/statics/js/bootstrap.bundle.min.js")
+    else:
+        resp = requests.get("http://localhost:8080/statics/css/bootstrap.min.css")
+    if resp.status_code != 200:
+        print(resp)
+
+
+if __name__ == '__main__':
+    print('starting test')
+    processes = [Process(target=test) for _ in range(200)]
+    for p in processes:
+        p.start()
+    for p in processes:
+        p.join()
+    print('end of test')

test/scripts/web_page_test.py

@@ -0,0 +1,22 @@
+import requests
+import random
+from multiprocessing import Process
+
+
+def test():
+    if random.randint(0, 1) == 0:
+        resp = requests.get("http://localhost:8080")
+    else:
+        resp = requests.get("http://localhost:8080/users")
+    if resp.status_code != 200:
+        print(resp)
+
+
+if __name__ == '__main__':
+    print('starting test')
+    processes = [Process(target=test) for _ in range(200)]
+    for p in processes:
+        p.start()
+    for p in processes:
+        p.join()
+    print('end of test')