| #include <boost/asio.hpp> |
| #include <boost/asio/spawn.hpp> |
| #include <chrono> |
| #include <ctime> |
| #include <iostream> |
| #include <sdbusplus/asio/connection.hpp> |
| #include <sdbusplus/asio/object_server.hpp> |
| #include <sdbusplus/asio/sd_event.hpp> |
| #include <sdbusplus/bus.hpp> |
| #include <sdbusplus/server.hpp> |
| #include <sdbusplus/timer.hpp> |
| |
| using variant = sdbusplus::message::variant<int, std::string>; |
| int foo(int test) |
| { |
| return ++test; |
| } |
| |
| int methodWithMessage(sdbusplus::message::message& m, int test) |
| { |
| return ++test; |
| } |
| |
| int voidBar(void) |
| { |
| return 42; |
| } |
| |
| void do_start_async_method_call_one( |
| std::shared_ptr<sdbusplus::asio::connection> conn, |
| boost::asio::yield_context yield) |
| { |
| boost::system::error_code ec; |
| variant testValue; |
| conn->yield_method_call<>(yield[ec], "xyz.openbmc_project.asio-test", |
| "/xyz/openbmc_project/test", |
| "org.freedesktop.DBus.Properties", "Set", |
| "xyz.openbmc_project.test", "int", variant(24)); |
| testValue = conn->yield_method_call<variant>( |
| yield[ec], "xyz.openbmc_project.asio-test", "/xyz/openbmc_project/test", |
| "org.freedesktop.DBus.Properties", "Get", "xyz.openbmc_project.test", |
| "int"); |
| if (!ec && testValue.get<int>() == 24) |
| { |
| std::cout << "async call to Properties.Get serialized via yield OK!\n"; |
| } |
| else |
| { |
| std::cout << "ec = " << ec << ": " << testValue.get<int>() << "\n"; |
| } |
| conn->yield_method_call<void>( |
| yield[ec], "xyz.openbmc_project.asio-test", "/xyz/openbmc_project/test", |
| "org.freedesktop.DBus.Properties", "Set", "xyz.openbmc_project.test", |
| "int", variant(42)); |
| testValue = conn->yield_method_call<variant>( |
| yield[ec], "xyz.openbmc_project.asio-test", "/xyz/openbmc_project/test", |
| "org.freedesktop.DBus.Properties", "Get", "xyz.openbmc_project.test", |
| "int"); |
| if (!ec && testValue.get<int>() == 42) |
| { |
| std::cout << "async call to Properties.Get serialized via yield OK!\n"; |
| } |
| else |
| { |
| std::cout << "ec = " << ec << ": " << testValue.get<int>() << "\n"; |
| } |
| } |
| |
| void do_start_async_method_call_two( |
| std::shared_ptr<sdbusplus::asio::connection> conn, |
| boost::asio::yield_context yield) |
| { |
| boost::system::error_code ec; |
| int32_t testCount; |
| std::string testValue; |
| std::tie(testCount, testValue) = |
| conn->yield_method_call<int32_t, std::string>( |
| yield[ec], "xyz.openbmc_project.asio-test", |
| "/xyz/openbmc_project/test", "xyz.openbmc_project.test", |
| "TestMethod", int32_t(42)); |
| if (!ec && testCount == 42 && testValue == "success: 42") |
| { |
| std::cout << "async call to TestMethod serialized via yield OK!\n"; |
| } |
| else |
| { |
| std::cout << "ec = " << ec << ": " << testValue << "\n"; |
| } |
| } |
| |
| int main() |
| { |
| using GetSubTreeType = std::vector<std::pair< |
| std::string, |
| std::vector<std::pair<std::string, std::vector<std::string>>>>>; |
| using message = sdbusplus::message::message; |
| // setup connection to dbus |
| boost::asio::io_service io; |
| auto conn = std::make_shared<sdbusplus::asio::connection>(io); |
| |
| // test async method call and async send |
| auto mesg = |
| conn->new_method_call("xyz.openbmc_project.ObjectMapper", |
| "/xyz/openbmc_project/object_mapper", |
| "xyz.openbmc_project.ObjectMapper", "GetSubTree"); |
| |
| static const auto depth = 2; |
| static const std::vector<std::string> interfaces = { |
| "xyz.openbmc_project.Sensor.Value"}; |
| mesg.append("/xyz/openbmc_project/Sensors", depth, interfaces); |
| |
| conn->async_send(mesg, [](boost::system::error_code ec, message& ret) { |
| std::cout << "async_send callback\n"; |
| if (ec || ret.is_method_error()) |
| { |
| std::cerr << "error with async_send\n"; |
| return; |
| } |
| GetSubTreeType data; |
| ret.read(data); |
| for (auto& item : data) |
| { |
| std::cout << item.first << "\n"; |
| } |
| }); |
| |
| conn->async_method_call( |
| [](boost::system::error_code ec, GetSubTreeType& subtree) { |
| std::cout << "async_method_call callback\n"; |
| if (ec) |
| { |
| std::cerr << "error with async_method_call\n"; |
| return; |
| } |
| for (auto& item : subtree) |
| { |
| std::cout << item.first << "\n"; |
| } |
| }, |
| "xyz.openbmc_project.ObjectMapper", |
| "/xyz/openbmc_project/object_mapper", |
| "xyz.openbmc_project.ObjectMapper", "GetSubTree", |
| "/org/openbmc/control", 2, std::vector<std::string>()); |
| |
| // test object server |
| conn->request_name("xyz.openbmc_project.asio-test"); |
| auto server = sdbusplus::asio::object_server(conn); |
| std::shared_ptr<sdbusplus::asio::dbus_interface> iface = |
| server.add_interface("/xyz/openbmc_project/test", |
| "xyz.openbmc_project.test"); |
| // test generic properties |
| iface->register_property("int", 33, |
| sdbusplus::asio::PropertyPermission::readWrite); |
| std::vector<std::string> myStringVec = {"some", "test", "data"}; |
| std::vector<std::string> myStringVec2 = {"more", "test", "data"}; |
| |
| iface->register_property("myStringVec", myStringVec, |
| sdbusplus::asio::PropertyPermission::readWrite); |
| iface->register_property("myStringVec2", myStringVec2); |
| |
| // test properties with specialized callbacks |
| iface->register_property("lessThan50", 23, |
| // custom set |
| [](const int& req, int& propertyValue) { |
| if (req >= 50) |
| { |
| return -EINVAL; |
| } |
| propertyValue = req; |
| return 1; // success |
| }); |
| iface->register_property( |
| "TrailTime", std::string("foo"), |
| // custom set |
| [](const std::string& req, std::string& propertyValue) { |
| propertyValue = req; |
| return 1; // success |
| }, |
| // custom get |
| [](const std::string& property) { |
| auto now = std::chrono::system_clock::now(); |
| auto timePoint = std::chrono::system_clock::to_time_t(now); |
| return property + std::ctime(&timePoint); |
| }); |
| |
| // test method creation |
| iface->register_method("TestMethod", [](const int32_t& callCount) { |
| return std::make_tuple(callCount, |
| "success: " + std::to_string(callCount)); |
| }); |
| |
| iface->register_method("TestFunction", foo); |
| |
| iface->register_method("TestMethodWithMessage", methodWithMessage); |
| |
| iface->register_method("VoidFunctionReturnsInt", voidBar); |
| |
| iface->initialize(); |
| iface->set_property("int", 45); |
| |
| // sd_events work too using the default event loop |
| phosphor::Timer t1([]() { std::cerr << "*** tock ***\n"; }); |
| t1.start(std::chrono::microseconds(1000000)); |
| phosphor::Timer t2([]() { std::cerr << "*** tick ***\n"; }); |
| t2.start(std::chrono::microseconds(500000), true); |
| // add the sd_event wrapper to the io object |
| sdbusplus::asio::sd_event_wrapper sdEvents(io); |
| |
| // set up a client to make an async call to the server |
| // using coroutines (userspace cooperative multitasking) |
| boost::asio::spawn(io, [conn](boost::asio::yield_context yield) { |
| do_start_async_method_call_one(conn, yield); |
| }); |
| boost::asio::spawn(io, [conn](boost::asio::yield_context yield) { |
| do_start_async_method_call_two(conn, yield); |
| }); |
| io.run(); |
| |
| return 0; |
| } |