| /* |
| * |
| * 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/ext/transport/chttp2/transport/frame_ping.h" |
| #include "src/core/lib/channel/channel_args.h" |
| #include "src/core/lib/iomgr/exec_ctx.h" |
| #include "src/core/lib/support/env.h" |
| #include "test/core/end2end/cq_verifier.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, |
| grpc_channel_args *client_args, |
| grpc_channel_args *server_args) { |
| grpc_end2end_test_fixture f; |
| gpr_log(GPR_INFO, "%s/%s", test_name, config.name); |
| 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(), NULL); |
| } 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), |
| five_seconds_from_now(), NULL) |
| .type == GRPC_OP_COMPLETE); |
| grpc_server_destroy(f->server); |
| f->server = NULL; |
| } |
| |
| static void shutdown_client(grpc_end2end_test_fixture *f) { |
| if (!f->client) return; |
| grpc_channel_destroy(f->client); |
| f->client = NULL; |
| } |
| |
| 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); |
| } |
| |
| /* Client sends a request, server replies with a payload, then waits for the |
| keepalive watchdog timeouts before returning status. */ |
| static void test_keepalive_timeout(grpc_end2end_test_config config) { |
| grpc_call *c; |
| grpc_call *s; |
| grpc_slice response_payload_slice = |
| grpc_slice_from_copied_string("hello world"); |
| grpc_byte_buffer *response_payload = |
| grpc_raw_byte_buffer_create(&response_payload_slice, 1); |
| |
| grpc_arg keepalive_arg_elems[] = {{.type = GRPC_ARG_INTEGER, |
| .key = GRPC_ARG_KEEPALIVE_TIME_MS, |
| .value.integer = 1500}, |
| {.type = GRPC_ARG_INTEGER, |
| .key = GRPC_ARG_KEEPALIVE_TIMEOUT_MS, |
| .value.integer = 0}, |
| {.type = GRPC_ARG_INTEGER, |
| .key = GRPC_ARG_HTTP2_BDP_PROBE, |
| .value.integer = 0}}; |
| grpc_channel_args keepalive_args = { |
| .num_args = GPR_ARRAY_SIZE(keepalive_arg_elems), |
| .args = keepalive_arg_elems}; |
| |
| grpc_end2end_test_fixture f = |
| begin_test(config, "keepalive_timeout", &keepalive_args, NULL); |
| cq_verifier *cqv = cq_verifier_create(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 *response_payload_recv = NULL; |
| grpc_call_details call_details; |
| grpc_status_code status; |
| grpc_call_error error; |
| grpc_slice details; |
| |
| /* Disable ping ack to trigger the keepalive timeout */ |
| grpc_set_disable_ping_ack(true); |
| |
| gpr_timespec deadline = five_seconds_from_now(); |
| c = grpc_channel_create_call( |
| f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq, |
| grpc_slice_from_static_string("/foo"), |
| get_host_override_slice("foo.test.google.fr:1234", config), deadline, |
| NULL); |
| 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++; |
| op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; |
| op++; |
| op->op = GRPC_OP_RECV_INITIAL_METADATA; |
| op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv; |
| op++; |
| op->op = GRPC_OP_RECV_MESSAGE; |
| op->data.recv_message.recv_message = &response_payload_recv; |
| op++; |
| error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL); |
| GPR_ASSERT(GRPC_CALL_OK == error); |
| |
| GPR_ASSERT(GRPC_CALL_OK == grpc_server_request_call( |
| f.server, &s, &call_details, |
| &request_metadata_recv, f.cq, f.cq, tag(101))); |
| CQ_EXPECT_COMPLETION(cqv, tag(101), 1); |
| cq_verify(cqv); |
| |
| memset(ops, 0, sizeof(ops)); |
| op = ops; |
| op->op = GRPC_OP_SEND_INITIAL_METADATA; |
| op->data.send_initial_metadata.count = 0; |
| op++; |
| op->op = GRPC_OP_SEND_MESSAGE; |
| op->data.send_message.send_message = response_payload; |
| op++; |
| error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL); |
| GPR_ASSERT(GRPC_CALL_OK == error); |
| |
| CQ_EXPECT_COMPLETION(cqv, tag(102), 1); |
| CQ_EXPECT_COMPLETION(cqv, tag(1), 1); |
| cq_verify(cqv); |
| |
| 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++; |
| error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(3), NULL); |
| GPR_ASSERT(GRPC_CALL_OK == error); |
| |
| CQ_EXPECT_COMPLETION(cqv, tag(3), 1); |
| cq_verify(cqv); |
| |
| char *details_str = grpc_slice_to_c_string(details); |
| char *method_str = grpc_slice_to_c_string(call_details.method); |
| GPR_ASSERT(status == GRPC_STATUS_INTERNAL); |
| GPR_ASSERT(0 == grpc_slice_str_cmp(details, "keepalive watchdog timeout")); |
| GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo")); |
| validate_host_override_string("foo.test.google.fr:1234", call_details.host, |
| config); |
| |
| gpr_free(details_str); |
| gpr_free(method_str); |
| |
| 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); |
| |
| cq_verifier_destroy(cqv); |
| |
| grpc_byte_buffer_destroy(response_payload); |
| grpc_byte_buffer_destroy(response_payload_recv); |
| |
| end_test(&f); |
| config.tear_down_data(&f); |
| } |
| |
| void keepalive_timeout(grpc_end2end_test_config config) { |
| test_keepalive_timeout(config); |
| } |
| |
| void keepalive_timeout_pre_init(void) {} |