mirror of https://github.com/grpc/grpc.git
[Test] Add concurrent test for session reuse (#34293)
Add a test that runs concurrent requests using session caching.pull/34180/head
Gregory Cooke
1 year ago
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GitHub
parent
1986007e1e
commit
8d62fc2b0b
5 changed files with 387 additions and 100 deletions
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//
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//
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// Copyright 2023 gRPC authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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//
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#include <memory> |
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#include <gmock/gmock.h> |
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#include <gtest/gtest.h> |
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#include "absl/synchronization/notification.h" |
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#include <grpc/grpc_security.h> |
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#include <grpcpp/channel.h> |
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#include <grpcpp/client_context.h> |
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#include <grpcpp/create_channel.h> |
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#include <grpcpp/server.h> |
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#include <grpcpp/server_builder.h> |
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#include "src/core/lib/iomgr/load_file.h" |
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#include "test/core/util/port.h" |
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#include "test/core/util/test_config.h" |
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#include "test/cpp/end2end/test_service_impl.h" |
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namespace grpc { |
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namespace testing { |
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namespace { |
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constexpr char kCaCertPath[] = "src/core/tsi/test_creds/ca.pem"; |
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constexpr char kServerCertPath[] = "src/core/tsi/test_creds/server1.pem"; |
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constexpr char kServerKeyPath[] = "src/core/tsi/test_creds/server1.key"; |
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constexpr char kClientCertPath[] = "src/core/tsi/test_creds/client.pem"; |
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constexpr char kClientKeyPath[] = "src/core/tsi/test_creds/client.key"; |
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constexpr char kMessage[] = "Hello"; |
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std::string ReadFile(const std::string& file_path) { |
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grpc_slice slice; |
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GPR_ASSERT(GRPC_LOG_IF_ERROR("load_file", |
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grpc_load_file(file_path.c_str(), 0, &slice))); |
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std::string file_contents(grpc_core::StringViewFromSlice(slice)); |
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grpc_slice_unref(slice); |
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return file_contents; |
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} |
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class SslCredentialsTest : public ::testing::Test { |
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protected: |
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void RunServer(absl::Notification* notification) { |
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std::string root_cert = ReadFile(kCaCertPath); |
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grpc::SslServerCredentialsOptions::PemKeyCertPair key_cert_pair = { |
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ReadFile(kServerKeyPath), ReadFile(kServerCertPath)}; |
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// TODO(gtcooke94) Parametrize this test for TLS and mTLS as well
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grpc::SslServerCredentialsOptions ssl_options; |
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ssl_options.pem_key_cert_pairs.push_back(key_cert_pair); |
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ssl_options.pem_root_certs = root_cert; |
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ssl_options.force_client_auth = true; |
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grpc::ServerBuilder builder; |
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TestServiceImpl service_; |
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builder.AddListeningPort(server_addr_, |
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grpc::SslServerCredentials(ssl_options)); |
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builder.RegisterService("foo.test.google.fr", &service_); |
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server_ = builder.BuildAndStart(); |
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notification->Notify(); |
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server_->Wait(); |
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} |
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void TearDown() override { |
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if (server_ != nullptr) { |
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server_->Shutdown(); |
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server_thread_->join(); |
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delete server_thread_; |
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} |
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} |
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TestServiceImpl service_; |
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std::unique_ptr<Server> server_ = nullptr; |
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std::thread* server_thread_ = nullptr; |
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std::string server_addr_; |
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}; |
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void DoRpc(const std::string& server_addr, |
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const SslCredentialsOptions& ssl_options, |
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grpc_ssl_session_cache* cache, bool expect_session_reuse) { |
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ChannelArguments channel_args; |
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channel_args.SetPointer(std::string(GRPC_SSL_SESSION_CACHE_ARG), cache); |
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channel_args.SetSslTargetNameOverride("foo.test.google.fr"); |
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std::shared_ptr<Channel> channel = grpc::CreateCustomChannel( |
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server_addr, grpc::SslCredentials(ssl_options), channel_args); |
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auto stub = grpc::testing::EchoTestService::NewStub(channel); |
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grpc::testing::EchoRequest request; |
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grpc::testing::EchoResponse response; |
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request.set_message(kMessage); |
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ClientContext context; |
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context.set_deadline(grpc_timeout_milliseconds_to_deadline( |
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/*time_ms=*/5000 * grpc_test_slowdown_factor())); |
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grpc::Status result = stub->Echo(&context, request, &response); |
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EXPECT_TRUE(result.ok()); |
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if (!result.ok()) { |
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gpr_log(GPR_ERROR, "%s, %s", result.error_message().c_str(), |
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result.error_details().c_str()); |
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} |
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EXPECT_EQ(response.message(), kMessage); |
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std::shared_ptr<const AuthContext> auth_context = context.auth_context(); |
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std::vector<grpc::string_ref> properties = |
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auth_context->FindPropertyValues(GRPC_SSL_SESSION_REUSED_PROPERTY); |
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ASSERT_EQ(properties.size(), 1u); |
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if (expect_session_reuse) { |
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EXPECT_EQ("true", ToString(properties[0])); |
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} else { |
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EXPECT_EQ("false", ToString(properties[0])); |
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} |
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} |
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TEST_F(SslCredentialsTest, ConcurrentResumption) { |
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server_addr_ = absl::StrCat("localhost:", |
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std::to_string(grpc_pick_unused_port_or_die())); |
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absl::Notification notification; |
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server_thread_ = new std::thread([&]() { RunServer(¬ification); }); |
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notification.WaitForNotification(); |
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std::string root_cert = ReadFile(kCaCertPath); |
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std::string client_key = ReadFile(kClientKeyPath); |
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std::string client_cert = ReadFile(kClientCertPath); |
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grpc::SslCredentialsOptions ssl_options; |
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ssl_options.pem_root_certs = root_cert; |
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ssl_options.pem_private_key = client_key; |
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ssl_options.pem_cert_chain = client_cert; |
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grpc_ssl_session_cache* cache = grpc_ssl_session_cache_create_lru(16); |
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DoRpc(server_addr_, ssl_options, cache, /*expect_session_reuse=*/false); |
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std::vector<std::thread> threads; |
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threads.reserve(10); |
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for (int i = 0; i < 10; i++) { |
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threads.push_back(std::thread([&]() { |
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DoRpc(server_addr_, ssl_options, cache, /*expect_session_reuse=*/true); |
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})); |
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} |
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for (auto& t : threads) { |
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t.join(); |
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} |
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grpc_ssl_session_cache_destroy(cache); |
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} |
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} // namespace
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} // namespace testing
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} // namespace grpc
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int main(int argc, char** argv) { |
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grpc::testing::TestEnvironment env(&argc, argv); |
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::testing::InitGoogleTest(&argc, argv); |
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int ret = RUN_ALL_TESTS(); |
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return ret; |
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} |
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