diff options
Diffstat (limited to 'test/core/end2end/tests/keepalive_timeout.cc')
-rw-r--r-- | test/core/end2end/tests/keepalive_timeout.cc | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/test/core/end2end/tests/keepalive_timeout.cc b/test/core/end2end/tests/keepalive_timeout.cc new file mode 100644 index 0000000000..721c1364d0 --- /dev/null +++ b/test/core/end2end/tests/keepalive_timeout.cc @@ -0,0 +1,228 @@ +/* + * + * 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[3]; + keepalive_arg_elems[0].type = GRPC_ARG_INTEGER; + keepalive_arg_elems[0].key = const_cast<char *>(GRPC_ARG_KEEPALIVE_TIME_MS); + keepalive_arg_elems[0].value.integer = 1500; + keepalive_arg_elems[1].type = GRPC_ARG_INTEGER; + keepalive_arg_elems[1].key = + const_cast<char *>(GRPC_ARG_KEEPALIVE_TIMEOUT_MS); + keepalive_arg_elems[1].value.integer = 0; + keepalive_arg_elems[2].type = GRPC_ARG_INTEGER; + keepalive_arg_elems[2].key = const_cast<char *>(GRPC_ARG_HTTP2_BDP_PROBE); + keepalive_arg_elems[2].value.integer = 0; + grpc_channel_args keepalive_args = {GPR_ARRAY_SIZE(keepalive_arg_elems), + 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) {} |