ccfc90e4c6
- Enable timeout. - Report connection error from the system. - Handle retry for both tracker connection and peer connection.
77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
/**
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* Copyright 2022-2023 by XGBoost Contributors
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*/
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#include <gtest/gtest.h>
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#include <xgboost/collective/socket.h>
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#include <cerrno> // EADDRNOTAVAIL
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#include <fstream> // ifstream
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#include <system_error> // std::error_code, std::system_category
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#include "../helpers.h"
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namespace xgboost::collective {
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TEST(Socket, Basic) {
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system::SocketStartup();
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SockAddress addr{SockAddrV6::Loopback()};
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ASSERT_TRUE(addr.IsV6());
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addr = SockAddress{SockAddrV4::Loopback()};
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ASSERT_TRUE(addr.IsV4());
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std::string msg{"Skipping IPv6 test"};
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auto run_test = [msg](SockDomain domain) {
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auto server = TCPSocket::Create(domain);
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ASSERT_EQ(server.Domain(), domain);
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auto port = server.BindHost();
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server.Listen();
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TCPSocket client;
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if (domain == SockDomain::kV4) {
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auto const& addr = SockAddrV4::Loopback().Addr();
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auto rc = Connect(StringView{addr}, port, 1, std::chrono::seconds{3}, &client);
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ASSERT_TRUE(rc.OK()) << rc.Report();
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} else {
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auto const& addr = SockAddrV6::Loopback().Addr();
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auto rc = Connect(StringView{addr}, port, 1, std::chrono::seconds{3}, &client);
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// some environment (docker) has restricted network configuration.
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if (!rc.OK() && rc.Code() == std::error_code{EADDRNOTAVAIL, std::system_category()}) {
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GTEST_SKIP_(msg.c_str());
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}
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ASSERT_EQ(rc, Success()) << rc.Report();
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}
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ASSERT_EQ(client.Domain(), domain);
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auto accepted = server.Accept();
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StringView msg{"Hello world."};
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accepted.Send(msg);
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std::string str;
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client.Recv(&str);
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ASSERT_EQ(StringView{str}, msg);
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};
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run_test(SockDomain::kV4);
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std::string path{"/sys/module/ipv6/parameters/disable"};
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if (FileExists(path)) {
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std::ifstream fin(path);
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if (!fin) {
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GTEST_SKIP_(msg.c_str());
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}
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std::string s_value;
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fin >> s_value;
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auto value = std::stoi(s_value);
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if (value != 0) {
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GTEST_SKIP_(msg.c_str());
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}
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} else {
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GTEST_SKIP_(msg.c_str());
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}
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run_test(SockDomain::kV6);
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system::SocketFinalize();
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}
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} // namespace xgboost::collective
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