Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 1 | /* |
| 2 | * |
Jan Tattermusch | 7897ae9 | 2017-06-07 22:57:36 +0200 | [diff] [blame] | 3 | * Copyright 2017 gRPC authors. |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 4 | * |
Jan Tattermusch | 7897ae9 | 2017-06-07 22:57:36 +0200 | [diff] [blame] | 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 |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 8 | * |
Jan Tattermusch | 7897ae9 | 2017-06-07 22:57:36 +0200 | [diff] [blame] | 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 10 | * |
Jan Tattermusch | 7897ae9 | 2017-06-07 22:57:36 +0200 | [diff] [blame] | 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. |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 16 | * |
| 17 | */ |
| 18 | |
| 19 | #include "test/core/end2end/end2end_tests.h" |
| 20 | |
| 21 | #include <string.h> |
| 22 | |
| 23 | #include <grpc/support/alloc.h> |
| 24 | #include <grpc/support/log.h> |
| 25 | #include <grpc/support/sync.h> |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 26 | #include <grpc/support/time.h> |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 27 | |
Vijay Pai | c745690 | 2018-02-12 10:28:24 -0800 | [diff] [blame] | 28 | #include "src/core/lib/gpr/thd.h" |
Vijay Pai | d4d0a30 | 2018-01-25 13:24:03 -0800 | [diff] [blame] | 29 | #include "src/core/lib/gpr/useful.h" |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 30 | #include "test/core/end2end/cq_verifier.h" |
| 31 | |
| 32 | #define MAX_PING_STRIKES 1 |
| 33 | |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 34 | static void* tag(intptr_t t) { return (void*)t; } |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 35 | |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 36 | static void drain_cq(grpc_completion_queue* cq) { |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 37 | grpc_event ev; |
| 38 | do { |
| 39 | ev = grpc_completion_queue_next(cq, grpc_timeout_seconds_to_deadline(5), |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 40 | nullptr); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 41 | } while (ev.type != GRPC_QUEUE_SHUTDOWN); |
| 42 | } |
| 43 | |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 44 | static void shutdown_server(grpc_end2end_test_fixture* f) { |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 45 | if (!f->server) return; |
| 46 | grpc_server_destroy(f->server); |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 47 | f->server = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 48 | } |
| 49 | |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 50 | static void shutdown_client(grpc_end2end_test_fixture* f) { |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 51 | if (!f->client) return; |
| 52 | grpc_channel_destroy(f->client); |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 53 | f->client = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 54 | } |
| 55 | |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 56 | static void end_test(grpc_end2end_test_fixture* f) { |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 57 | shutdown_server(f); |
| 58 | shutdown_client(f); |
| 59 | |
| 60 | grpc_completion_queue_shutdown(f->cq); |
| 61 | drain_cq(f->cq); |
| 62 | grpc_completion_queue_destroy(f->cq); |
Sree Kuchibhotla | e1bfff0 | 2017-04-06 13:17:20 -0700 | [diff] [blame] | 63 | grpc_completion_queue_destroy(f->shutdown_cq); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 64 | } |
| 65 | |
| 66 | static void test_bad_ping(grpc_end2end_test_config config) { |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 67 | grpc_end2end_test_fixture f = config.create_fixture(nullptr, nullptr); |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 68 | cq_verifier* cqv = cq_verifier_create(f.cq); |
Yash Tibrewal | 34a57d0 | 2017-10-23 15:33:21 -0700 | [diff] [blame] | 69 | grpc_arg client_a[3]; |
| 70 | client_a[0].type = GRPC_ARG_INTEGER; |
| 71 | client_a[0].key = |
Yash Tibrewal | 40422d5 | 2017-11-06 14:39:17 -0800 | [diff] [blame] | 72 | const_cast<char*>(GRPC_ARG_HTTP2_MIN_SENT_PING_INTERVAL_WITHOUT_DATA_MS); |
Yash Tibrewal | 34a57d0 | 2017-10-23 15:33:21 -0700 | [diff] [blame] | 73 | client_a[0].value.integer = 10; |
| 74 | client_a[1].type = GRPC_ARG_INTEGER; |
Yash Tibrewal | 40422d5 | 2017-11-06 14:39:17 -0800 | [diff] [blame] | 75 | client_a[1].key = const_cast<char*>(GRPC_ARG_HTTP2_MAX_PINGS_WITHOUT_DATA); |
Yash Tibrewal | 34a57d0 | 2017-10-23 15:33:21 -0700 | [diff] [blame] | 76 | client_a[1].value.integer = 0; |
| 77 | client_a[2].type = GRPC_ARG_INTEGER; |
Yash Tibrewal | 40422d5 | 2017-11-06 14:39:17 -0800 | [diff] [blame] | 78 | client_a[2].key = const_cast<char*>(GRPC_ARG_HTTP2_BDP_PROBE); |
Yash Tibrewal | 34a57d0 | 2017-10-23 15:33:21 -0700 | [diff] [blame] | 79 | client_a[2].value.integer = 0; |
| 80 | grpc_arg server_a[3]; |
| 81 | server_a[0].type = GRPC_ARG_INTEGER; |
| 82 | server_a[0].key = |
Yash Tibrewal | 40422d5 | 2017-11-06 14:39:17 -0800 | [diff] [blame] | 83 | const_cast<char*>(GRPC_ARG_HTTP2_MIN_RECV_PING_INTERVAL_WITHOUT_DATA_MS); |
Yash Tibrewal | 34a57d0 | 2017-10-23 15:33:21 -0700 | [diff] [blame] | 84 | server_a[0].value.integer = 300000 /* 5 minutes */; |
| 85 | server_a[1].type = GRPC_ARG_INTEGER; |
Yash Tibrewal | 40422d5 | 2017-11-06 14:39:17 -0800 | [diff] [blame] | 86 | server_a[1].key = const_cast<char*>(GRPC_ARG_HTTP2_MAX_PING_STRIKES); |
Yash Tibrewal | 34a57d0 | 2017-10-23 15:33:21 -0700 | [diff] [blame] | 87 | server_a[1].value.integer = MAX_PING_STRIKES; |
| 88 | server_a[2].type = GRPC_ARG_INTEGER; |
Yash Tibrewal | 40422d5 | 2017-11-06 14:39:17 -0800 | [diff] [blame] | 89 | server_a[2].key = const_cast<char*>(GRPC_ARG_HTTP2_BDP_PROBE); |
Yash Tibrewal | 34a57d0 | 2017-10-23 15:33:21 -0700 | [diff] [blame] | 90 | server_a[2].value.integer = 0; |
| 91 | grpc_channel_args client_args = {GPR_ARRAY_SIZE(client_a), client_a}; |
| 92 | grpc_channel_args server_args = {GPR_ARRAY_SIZE(server_a), server_a}; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 93 | |
| 94 | config.init_client(&f, &client_args); |
| 95 | config.init_server(&f, &server_args); |
| 96 | |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 97 | grpc_call* c; |
| 98 | grpc_call* s; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 99 | gpr_timespec deadline = grpc_timeout_seconds_to_deadline(10); |
| 100 | grpc_op ops[6]; |
Craig Tiller | baa14a9 | 2017-11-03 09:09:36 -0700 | [diff] [blame] | 101 | grpc_op* op; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 102 | grpc_metadata_array initial_metadata_recv; |
| 103 | grpc_metadata_array trailing_metadata_recv; |
| 104 | grpc_metadata_array request_metadata_recv; |
| 105 | grpc_call_details call_details; |
| 106 | grpc_status_code status; |
| 107 | grpc_call_error error; |
| 108 | grpc_slice details; |
| 109 | int was_cancelled = 2; |
| 110 | |
| 111 | c = grpc_channel_create_call( |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 112 | f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq, |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 113 | grpc_slice_from_static_string("/foo"), |
| 114 | get_host_override_slice("foo.test.google.fr:1234", config), deadline, |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 115 | nullptr); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 116 | GPR_ASSERT(c); |
| 117 | |
| 118 | grpc_metadata_array_init(&initial_metadata_recv); |
| 119 | grpc_metadata_array_init(&trailing_metadata_recv); |
| 120 | grpc_metadata_array_init(&request_metadata_recv); |
| 121 | grpc_call_details_init(&call_details); |
| 122 | |
| 123 | memset(ops, 0, sizeof(ops)); |
| 124 | op = ops; |
| 125 | op->op = GRPC_OP_SEND_INITIAL_METADATA; |
| 126 | op->data.send_initial_metadata.count = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 127 | op->data.send_initial_metadata.metadata = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 128 | op->flags = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 129 | op->reserved = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 130 | op++; |
| 131 | op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; |
| 132 | op->flags = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 133 | op->reserved = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 134 | op++; |
| 135 | op->op = GRPC_OP_RECV_INITIAL_METADATA; |
| 136 | op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv; |
| 137 | op->flags = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 138 | op->reserved = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 139 | op++; |
| 140 | op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; |
| 141 | op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv; |
| 142 | op->data.recv_status_on_client.status = &status; |
| 143 | op->data.recv_status_on_client.status_details = &details; |
| 144 | op->flags = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 145 | op->reserved = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 146 | op++; |
Noah Eisen | 4d20a66 | 2018-02-09 09:34:04 -0800 | [diff] [blame] | 147 | error = grpc_call_start_batch(c, ops, static_cast<size_t>(op - ops), tag(1), |
| 148 | nullptr); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 149 | GPR_ASSERT(GRPC_CALL_OK == error); |
| 150 | |
| 151 | error = |
| 152 | grpc_server_request_call(f.server, &s, &call_details, |
| 153 | &request_metadata_recv, f.cq, f.cq, tag(101)); |
| 154 | GPR_ASSERT(GRPC_CALL_OK == error); |
| 155 | CQ_EXPECT_COMPLETION(cqv, tag(101), 1); |
| 156 | cq_verify(cqv); |
| 157 | |
| 158 | // Send too many pings to the server to trigger the punishment: |
Craig Tiller | 07e81dd | 2017-07-20 13:55:58 -0700 | [diff] [blame] | 159 | // Each ping will trigger a ping strike, and we need at least MAX_PING_STRIKES |
| 160 | // strikes to trigger the punishment. So (MAX_PING_STRIKES + 1) pings are |
| 161 | // needed here. |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 162 | int i; |
Craig Tiller | 07e81dd | 2017-07-20 13:55:58 -0700 | [diff] [blame] | 163 | for (i = 1; i <= MAX_PING_STRIKES + 1; i++) { |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 164 | grpc_channel_ping(f.client, f.cq, tag(200 + i), nullptr); |
Craig Tiller | 07e81dd | 2017-07-20 13:55:58 -0700 | [diff] [blame] | 165 | CQ_EXPECT_COMPLETION(cqv, tag(200 + i), 1); |
| 166 | if (i == MAX_PING_STRIKES + 1) { |
| 167 | CQ_EXPECT_COMPLETION(cqv, tag(1), 1); |
| 168 | } |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 169 | cq_verify(cqv); |
| 170 | } |
| 171 | |
| 172 | memset(ops, 0, sizeof(ops)); |
| 173 | op = ops; |
| 174 | op->op = GRPC_OP_SEND_INITIAL_METADATA; |
| 175 | op->data.send_initial_metadata.count = 0; |
| 176 | op->flags = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 177 | op->reserved = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 178 | op++; |
| 179 | op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; |
| 180 | op->data.send_status_from_server.trailing_metadata_count = 0; |
| 181 | op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED; |
| 182 | grpc_slice status_details = grpc_slice_from_static_string("xyz"); |
| 183 | op->data.send_status_from_server.status_details = &status_details; |
| 184 | op->flags = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 185 | op->reserved = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 186 | op++; |
| 187 | op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; |
| 188 | op->data.recv_close_on_server.cancelled = &was_cancelled; |
| 189 | op->flags = 0; |
Craig Tiller | 4ac2b8e | 2017-11-10 14:14:17 -0800 | [diff] [blame] | 190 | op->reserved = nullptr; |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 191 | op++; |
Noah Eisen | 4d20a66 | 2018-02-09 09:34:04 -0800 | [diff] [blame] | 192 | error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops), tag(102), |
| 193 | nullptr); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 194 | GPR_ASSERT(GRPC_CALL_OK == error); |
| 195 | |
| 196 | CQ_EXPECT_COMPLETION(cqv, tag(102), 1); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 197 | cq_verify(cqv); |
| 198 | |
| 199 | grpc_server_shutdown_and_notify(f.server, f.cq, tag(0xdead)); |
| 200 | CQ_EXPECT_COMPLETION(cqv, tag(0xdead), 1); |
| 201 | cq_verify(cqv); |
| 202 | |
Craig Tiller | 4a64714 | 2017-04-05 06:38:48 -0700 | [diff] [blame] | 203 | grpc_call_unref(s); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 204 | |
| 205 | // The connection should be closed immediately after the misbehaved pings, |
| 206 | // the in-progress RPC should fail. |
Craig Tiller | 1c3dd00 | 2017-10-12 16:08:56 -0700 | [diff] [blame] | 207 | GPR_ASSERT(status == GRPC_STATUS_UNAVAILABLE); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 208 | GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo")); |
| 209 | validate_host_override_string("foo.test.google.fr:1234", call_details.host, |
| 210 | config); |
| 211 | GPR_ASSERT(was_cancelled == 1); |
| 212 | |
| 213 | grpc_slice_unref(details); |
| 214 | grpc_metadata_array_destroy(&initial_metadata_recv); |
| 215 | grpc_metadata_array_destroy(&trailing_metadata_recv); |
| 216 | grpc_metadata_array_destroy(&request_metadata_recv); |
| 217 | grpc_call_details_destroy(&call_details); |
Craig Tiller | 4a64714 | 2017-04-05 06:38:48 -0700 | [diff] [blame] | 218 | grpc_call_unref(c); |
Yuchen Zeng | af5c505 | 2017-02-28 16:24:00 -0800 | [diff] [blame] | 219 | cq_verifier_destroy(cqv); |
| 220 | end_test(&f); |
| 221 | config.tear_down_data(&f); |
| 222 | } |
| 223 | |
| 224 | void bad_ping(grpc_end2end_test_config config) { |
| 225 | GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION); |
| 226 | test_bad_ping(config); |
| 227 | } |
| 228 | |
| 229 | void bad_ping_pre_init(void) {} |