// // // Copyright 2015 gRPC authors. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // // #include #include #include #include #include #include #include #include #include #include #include #include #include #include "src/core/lib/channel/channel_args.h" #include "test/core/end2end/cq_verifier.h" #include "test/core/end2end/end2end_tests.h" #include "test/core/util/test_config.h" static std::unique_ptr begin_test( const CoreTestConfiguration& config, const char* test_name, grpc_channel_args* client_args, grpc_channel_args* server_args) { gpr_log(GPR_INFO, "Running test: %s/%s", test_name, config.name); auto f = config.create_fixture(grpc_core::ChannelArgs::FromC(client_args), grpc_core::ChannelArgs::FromC(server_args)); f->InitServer(grpc_core::ChannelArgs::FromC(server_args)); f->InitClient(grpc_core::ChannelArgs::FromC(client_args)); return f; } // Creates and returns a grpc_slice containing random alphanumeric characters. // static grpc_slice generate_random_slice() { size_t i; static const char chars[] = "abcdefghijklmnopqrstuvwxyz1234567890"; char* output; const size_t output_size = 1024 * 1024; output = static_cast(gpr_malloc(output_size)); for (i = 0; i < output_size - 1; ++i) { output[i] = chars[rand() % static_cast(sizeof(chars) - 1)]; } output[output_size - 1] = '\0'; grpc_slice out = grpc_slice_from_copied_string(output); gpr_free(output); return out; } static void request_response_with_payload( const CoreTestConfiguration& /*config*/, CoreTestFixture* f) { // Create large request and response bodies. These are big enough to require // multiple round trips to deliver to the peer, and their exact contents of // will be verified on completion. grpc_slice request_payload_slice = generate_random_slice(); grpc_slice response_payload_slice = generate_random_slice(); grpc_call* c; grpc_call* s; grpc_byte_buffer* request_payload = grpc_raw_byte_buffer_create(&request_payload_slice, 1); grpc_byte_buffer* response_payload = grpc_raw_byte_buffer_create(&response_payload_slice, 1); grpc_core::CqVerifier cqv(f->cq()); grpc_op ops[6]; grpc_op* op; grpc_metadata_array initial_metadata_recv; grpc_metadata_array trailing_metadata_recv; grpc_metadata_array request_metadata_recv; grpc_byte_buffer* request_payload_recv = nullptr; grpc_byte_buffer* response_payload_recv = nullptr; grpc_call_details call_details; grpc_status_code status; grpc_call_error error; grpc_slice details; int was_cancelled = 2; gpr_timespec deadline = grpc_timeout_seconds_to_deadline(60); c = grpc_channel_create_call(f->client(), nullptr, GRPC_PROPAGATE_DEFAULTS, f->cq(), grpc_slice_from_static_string("/foo"), nullptr, deadline, nullptr); GPR_ASSERT(c); grpc_metadata_array_init(&initial_metadata_recv); grpc_metadata_array_init(&trailing_metadata_recv); grpc_metadata_array_init(&request_metadata_recv); grpc_call_details_init(&call_details); memset(ops, 0, sizeof(ops)); op = ops; op->op = GRPC_OP_SEND_INITIAL_METADATA; op->data.send_initial_metadata.count = 0; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_SEND_MESSAGE; op->data.send_message.send_message = request_payload; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_RECV_INITIAL_METADATA; op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_RECV_MESSAGE; op->data.recv_message.recv_message = &response_payload_recv; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv; op->data.recv_status_on_client.status = &status; op->data.recv_status_on_client.status_details = &details; op->flags = 0; op->reserved = nullptr; op++; error = grpc_call_start_batch(c, ops, static_cast(op - ops), grpc_core::CqVerifier::tag(1), nullptr); GPR_ASSERT(GRPC_CALL_OK == error); error = grpc_server_request_call(f->server(), &s, &call_details, &request_metadata_recv, f->cq(), f->cq(), grpc_core::CqVerifier::tag(101)); GPR_ASSERT(GRPC_CALL_OK == error); cqv.Expect(grpc_core::CqVerifier::tag(101), true); cqv.Verify(); memset(ops, 0, sizeof(ops)); op = ops; op->op = GRPC_OP_SEND_INITIAL_METADATA; op->data.send_initial_metadata.count = 0; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_RECV_MESSAGE; op->data.recv_message.recv_message = &request_payload_recv; op->flags = 0; op->reserved = nullptr; op++; error = grpc_call_start_batch(s, ops, static_cast(op - ops), grpc_core::CqVerifier::tag(102), nullptr); GPR_ASSERT(GRPC_CALL_OK == error); cqv.Expect(grpc_core::CqVerifier::tag(102), true); cqv.Verify(); memset(ops, 0, sizeof(ops)); op = ops; op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; op->data.recv_close_on_server.cancelled = &was_cancelled; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_SEND_MESSAGE; op->data.send_message.send_message = response_payload; op->flags = 0; op->reserved = nullptr; op++; op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; op->data.send_status_from_server.trailing_metadata_count = 0; op->data.send_status_from_server.status = GRPC_STATUS_OK; grpc_slice status_details = grpc_slice_from_static_string("xyz"); op->data.send_status_from_server.status_details = &status_details; op->flags = 0; op->reserved = nullptr; op++; error = grpc_call_start_batch(s, ops, static_cast(op - ops), grpc_core::CqVerifier::tag(103), nullptr); GPR_ASSERT(GRPC_CALL_OK == error); cqv.Expect(grpc_core::CqVerifier::tag(103), true); cqv.Expect(grpc_core::CqVerifier::tag(1), true); cqv.Verify(); GPR_ASSERT(status == GRPC_STATUS_OK); GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz")); GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo")); GPR_ASSERT(was_cancelled == 0); GPR_ASSERT(byte_buffer_eq_slice(request_payload_recv, request_payload_slice)); GPR_ASSERT( byte_buffer_eq_slice(response_payload_recv, response_payload_slice)); grpc_slice_unref(details); grpc_metadata_array_destroy(&initial_metadata_recv); grpc_metadata_array_destroy(&trailing_metadata_recv); grpc_metadata_array_destroy(&request_metadata_recv); grpc_call_details_destroy(&call_details); grpc_call_unref(c); grpc_call_unref(s); grpc_byte_buffer_destroy(request_payload); grpc_byte_buffer_destroy(response_payload); grpc_byte_buffer_destroy(request_payload_recv); grpc_byte_buffer_destroy(response_payload_recv); } // Client sends a request with payload, server reads then returns a response // payload and status. static void test_invoke_request_response_with_payload( const CoreTestConfiguration& config) { auto f = begin_test(config, "test_invoke_request_response_with_payload", nullptr, nullptr); request_response_with_payload(config, f.get()); } static void test_invoke_10_request_response_with_payload( const CoreTestConfiguration& config) { int i; auto f = begin_test(config, "test_invoke_10_request_response_with_payload", nullptr, nullptr); for (i = 0; i < 10; i++) { request_response_with_payload(config, f.get()); } } void payload(const CoreTestConfiguration& config) { test_invoke_request_response_with_payload(config); test_invoke_10_request_response_with_payload(config); } void payload_pre_init(void) {}