| /* |
| * |
| * Copyright 2017 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 "test/core/end2end/end2end_tests.h" |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <grpc/byte_buffer.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/time.h> |
| #include <grpc/support/useful.h> |
| |
| #include "src/core/lib/channel/channel_args.h" |
| #include "src/core/lib/slice/slice_internal.h" |
| #include "src/core/lib/transport/metadata.h" |
| #include "src/core/lib/transport/service_config.h" |
| |
| #include "test/core/end2end/cq_verifier.h" |
| #include "test/core/end2end/tests/cancel_test_helpers.h" |
| |
| static void* tag(intptr_t t) { return (void*)t; } |
| |
| static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config, |
| const char* test_name, |
| cancellation_mode mode, |
| bool use_service_config, |
| grpc_channel_args* client_args, |
| grpc_channel_args* server_args) { |
| grpc_end2end_test_fixture f; |
| gpr_log(GPR_INFO, "Running test: %s/%s/%s/%s", test_name, config.name, |
| mode.name, use_service_config ? "service_config" : "client_api"); |
| f = config.create_fixture(client_args, server_args); |
| config.init_server(&f, server_args); |
| config.init_client(&f, client_args); |
| return f; |
| } |
| |
| static gpr_timespec n_seconds_from_now(int n) { |
| return grpc_timeout_seconds_to_deadline(n); |
| } |
| |
| static gpr_timespec five_seconds_from_now(void) { |
| return n_seconds_from_now(5); |
| } |
| |
| static void drain_cq(grpc_completion_queue* cq) { |
| grpc_event ev; |
| do { |
| ev = grpc_completion_queue_next(cq, five_seconds_from_now(), nullptr); |
| } while (ev.type != GRPC_QUEUE_SHUTDOWN); |
| } |
| |
| static void shutdown_server(grpc_end2end_test_fixture* f) { |
| if (!f->server) return; |
| grpc_server_shutdown_and_notify(f->server, f->shutdown_cq, tag(1000)); |
| GPR_ASSERT(grpc_completion_queue_pluck(f->shutdown_cq, tag(1000), |
| grpc_timeout_seconds_to_deadline(5), |
| nullptr) |
| .type == GRPC_OP_COMPLETE); |
| grpc_server_destroy(f->server); |
| f->server = nullptr; |
| } |
| |
| static void shutdown_client(grpc_end2end_test_fixture* f) { |
| if (!f->client) return; |
| grpc_channel_destroy(f->client); |
| f->client = nullptr; |
| } |
| |
| static void end_test(grpc_end2end_test_fixture* f) { |
| shutdown_server(f); |
| shutdown_client(f); |
| |
| grpc_completion_queue_shutdown(f->cq); |
| drain_cq(f->cq); |
| grpc_completion_queue_destroy(f->cq); |
| grpc_completion_queue_destroy(f->shutdown_cq); |
| } |
| |
| /* Cancel after accept, no payload */ |
| static void test_cancel_after_round_trip(grpc_end2end_test_config config, |
| cancellation_mode mode, |
| bool use_service_config) { |
| grpc_op ops[6]; |
| grpc_op* op; |
| grpc_call* c; |
| grpc_call* s; |
| grpc_metadata_array initial_metadata_recv; |
| grpc_metadata_array trailing_metadata_recv; |
| grpc_metadata_array request_metadata_recv; |
| grpc_call_details call_details; |
| grpc_status_code status; |
| grpc_call_error error; |
| grpc_slice details; |
| grpc_byte_buffer* request_payload_recv = nullptr; |
| grpc_byte_buffer* response_payload_recv = nullptr; |
| grpc_slice request_payload_slice = |
| grpc_slice_from_copied_string("hello world"); |
| grpc_slice response_payload_slice = |
| grpc_slice_from_copied_string("hello you"); |
| grpc_byte_buffer* request_payload = |
| grpc_raw_byte_buffer_create(&request_payload_slice, 1); |
| grpc_byte_buffer* response_payload1 = |
| grpc_raw_byte_buffer_create(&response_payload_slice, 1); |
| grpc_byte_buffer* response_payload2 = |
| grpc_raw_byte_buffer_create(&response_payload_slice, 1); |
| int was_cancelled = 2; |
| |
| grpc_channel_args* args = nullptr; |
| if (use_service_config) { |
| grpc_arg arg; |
| arg.type = GRPC_ARG_STRING; |
| arg.key = const_cast<char*>(GRPC_ARG_SERVICE_CONFIG); |
| arg.value.string = const_cast<char*>( |
| "{\n" |
| " \"methodConfig\": [ {\n" |
| " \"name\": [\n" |
| " { \"service\": \"service\", \"method\": \"method\" }\n" |
| " ],\n" |
| " \"timeout\": \"5s\"\n" |
| " } ]\n" |
| "}"); |
| args = grpc_channel_args_copy_and_add(args, &arg, 1); |
| } |
| |
| grpc_end2end_test_fixture f = |
| begin_test(config, "cancel_after_round_trip", mode, use_service_config, |
| args, nullptr); |
| cq_verifier* cqv = cq_verifier_create(f.cq); |
| |
| gpr_timespec deadline = use_service_config |
| ? gpr_inf_future(GPR_CLOCK_MONOTONIC) |
| : five_seconds_from_now(); |
| c = grpc_channel_create_call( |
| f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq, |
| grpc_slice_from_static_string("/service/method"), |
| get_host_override_slice("foo.test.google.fr:1234", config), 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_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++; |
| error = grpc_call_start_batch(c, ops, (size_t)(op - ops), 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, tag(101)); |
| GPR_ASSERT(GRPC_CALL_OK == error); |
| CQ_EXPECT_COMPLETION(cqv, tag(101), 1); |
| cq_verify(cqv); |
| |
| memset(ops, 0, sizeof(ops)); |
| op = ops; |
| op->op = GRPC_OP_RECV_MESSAGE; |
| op->data.recv_message.recv_message = &request_payload_recv; |
| op->flags = 0; |
| op->reserved = nullptr; |
| op++; |
| 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 = response_payload1; |
| op->flags = 0; |
| op->reserved = nullptr; |
| op++; |
| error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), nullptr); |
| GPR_ASSERT(GRPC_CALL_OK == error); |
| |
| CQ_EXPECT_COMPLETION(cqv, tag(102), 1); |
| CQ_EXPECT_COMPLETION(cqv, tag(1), 1); |
| cq_verify(cqv); |
| |
| grpc_byte_buffer_destroy(request_payload_recv); |
| grpc_byte_buffer_destroy(response_payload_recv); |
| request_payload_recv = nullptr; |
| response_payload_recv = nullptr; |
| |
| memset(ops, 0, sizeof(ops)); |
| op = ops; |
| 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++; |
| op->op = GRPC_OP_RECV_MESSAGE; |
| op->data.recv_message.recv_message = &response_payload_recv; |
| op->flags = 0; |
| op->reserved = nullptr; |
| op++; |
| error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(2), nullptr); |
| GPR_ASSERT(GRPC_CALL_OK == error); |
| |
| GPR_ASSERT(GRPC_CALL_OK == mode.initiate_cancel(c, nullptr)); |
| |
| 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_payload2; |
| op->flags = 0; |
| op->reserved = nullptr; |
| op++; |
| error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(103), nullptr); |
| GPR_ASSERT(GRPC_CALL_OK == error); |
| |
| CQ_EXPECT_COMPLETION(cqv, tag(2), 1); |
| CQ_EXPECT_COMPLETION(cqv, tag(103), 1); |
| cq_verify(cqv); |
| |
| GPR_ASSERT(status == mode.expect_status || status == GRPC_STATUS_INTERNAL); |
| GPR_ASSERT(was_cancelled == 1); |
| |
| 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_byte_buffer_destroy(request_payload); |
| grpc_byte_buffer_destroy(response_payload1); |
| grpc_byte_buffer_destroy(response_payload2); |
| grpc_byte_buffer_destroy(request_payload_recv); |
| grpc_byte_buffer_destroy(response_payload_recv); |
| grpc_slice_unref(details); |
| |
| grpc_call_unref(c); |
| grpc_call_unref(s); |
| |
| if (args != nullptr) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_channel_args_destroy(&exec_ctx, args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| cq_verifier_destroy(cqv); |
| end_test(&f); |
| config.tear_down_data(&f); |
| } |
| |
| void cancel_after_round_trip(grpc_end2end_test_config config) { |
| unsigned i; |
| |
| for (i = 0; i < GPR_ARRAY_SIZE(cancellation_modes); i++) { |
| test_cancel_after_round_trip(config, cancellation_modes[i], |
| false /* use_service_config */); |
| if (config.feature_mask & FEATURE_MASK_SUPPORTS_CLIENT_CHANNEL && |
| cancellation_modes[i].expect_status == GRPC_STATUS_DEADLINE_EXCEEDED) { |
| test_cancel_after_round_trip(config, cancellation_modes[i], |
| true /* use_service_config */); |
| } |
| } |
| } |
| |
| void cancel_after_round_trip_pre_init(void) {} |