1 /* 2 * 3 * Copyright 2015 gRPC authors. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 *is % allowed in string 17 */ 18 19 #ifndef GRPC_TEST_CPP_STRESS_INTEROP_CLIENT_H 20 #define GRPC_TEST_CPP_STRESS_INTEROP_CLIENT_H 21 22 #include <memory> 23 #include <string> 24 #include <vector> 25 26 #include <grpcpp/create_channel.h> 27 28 #include "test/cpp/interop/interop_client.h" 29 #include "test/cpp/util/metrics_server.h" 30 31 namespace grpc { 32 namespace testing { 33 34 using std::pair; 35 using std::vector; 36 37 enum TestCaseType { 38 UNKNOWN_TEST = -1, 39 EMPTY_UNARY, 40 LARGE_UNARY, 41 CLIENT_COMPRESSED_UNARY, 42 CLIENT_COMPRESSED_STREAMING, 43 CLIENT_STREAMING, 44 SERVER_STREAMING, 45 SERVER_COMPRESSED_UNARY, 46 SERVER_COMPRESSED_STREAMING, 47 SLOW_CONSUMER, 48 HALF_DUPLEX, 49 PING_PONG, 50 CANCEL_AFTER_BEGIN, 51 CANCEL_AFTER_FIRST_RESPONSE, 52 TIMEOUT_ON_SLEEPING_SERVER, 53 EMPTY_STREAM, 54 STATUS_CODE_AND_MESSAGE, 55 CUSTOM_METADATA 56 }; 57 58 const vector<pair<TestCaseType, grpc::string>> kTestCaseList = { 59 {EMPTY_UNARY, "empty_unary"}, 60 {LARGE_UNARY, "large_unary"}, 61 {CLIENT_COMPRESSED_UNARY, "client_compressed_unary"}, 62 {CLIENT_COMPRESSED_STREAMING, "client_compressed_streaming"}, 63 {CLIENT_STREAMING, "client_streaming"}, 64 {SERVER_STREAMING, "server_streaming"}, 65 {SERVER_COMPRESSED_UNARY, "server_compressed_unary"}, 66 {SERVER_COMPRESSED_STREAMING, "server_compressed_streaming"}, 67 {SLOW_CONSUMER, "slow_consumer"}, 68 {HALF_DUPLEX, "half_duplex"}, 69 {PING_PONG, "ping_pong"}, 70 {CANCEL_AFTER_BEGIN, "cancel_after_begin"}, 71 {CANCEL_AFTER_FIRST_RESPONSE, "cancel_after_first_response"}, 72 {TIMEOUT_ON_SLEEPING_SERVER, "timeout_on_sleeping_server"}, 73 {EMPTY_STREAM, "empty_stream"}, 74 {STATUS_CODE_AND_MESSAGE, "status_code_and_message"}, 75 {CUSTOM_METADATA, "custom_metadata"}}; 76 77 class WeightedRandomTestSelector { 78 public: 79 // Takes a vector of <test_case, weight> pairs as the input 80 WeightedRandomTestSelector(const vector<pair<TestCaseType, int>>& tests); 81 82 // Returns a weighted-randomly chosen test case based on the test cases and 83 // weights passed in the constructor 84 TestCaseType GetNextTest() const; 85 86 private: 87 const vector<pair<TestCaseType, int>> tests_; 88 int total_weight_; 89 }; 90 91 class StressTestInteropClient { 92 public: 93 StressTestInteropClient(int test_id, const grpc::string& server_address, 94 ChannelCreationFunc channel_creation_func, 95 const WeightedRandomTestSelector& test_selector, 96 long test_duration_secs, long sleep_duration_ms, 97 bool do_not_abort_on_transient_failures); 98 99 // The main function. Use this as the thread entry point. 100 // qps_gauge is the QpsGauge to record the requests per second metric 101 void MainLoop(const std::shared_ptr<QpsGauge>& qps_gauge); 102 103 private: 104 bool RunTest(TestCaseType test_case); 105 106 int test_id_; 107 const grpc::string& server_address_; 108 ChannelCreationFunc channel_creation_func_; 109 std::unique_ptr<InteropClient> interop_client_; 110 const WeightedRandomTestSelector& test_selector_; 111 long test_duration_secs_; 112 long sleep_duration_ms_; 113 }; 114 115 } // namespace testing 116 } // namespace grpc 117 118 #endif // GRPC_TEST_CPP_STRESS_INTEROP_CLIENT_H 119