1 /*
2 *
3 * Copyright 2015 gRPC authors.
4 *
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
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
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.
16 *
17 */
18
19 #include "test/core/end2end/end2end_tests.h"
20
21 #include <stdio.h>
22 #include <string.h>
23
24 #include <grpc/byte_buffer.h>
25 #include <grpc/compression.h>
26 #include <grpc/support/alloc.h>
27 #include <grpc/support/log.h>
28 #include <grpc/support/time.h>
29
30 #include "src/core/lib/channel/channel_args.h"
31 #include "src/core/lib/surface/call.h"
32 #include "test/core/end2end/cq_verifier.h"
33
tag(intptr_t t)34 static void* tag(intptr_t t) { return (void*)t; }
35
begin_test(grpc_end2end_test_config config,const char * test_name,grpc_channel_args * client_args,grpc_channel_args * server_args)36 static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
37 const char* test_name,
38 grpc_channel_args* client_args,
39 grpc_channel_args* server_args) {
40 grpc_end2end_test_fixture f;
41 gpr_log(GPR_INFO, "Running test: %s/%s", test_name, config.name);
42 f = config.create_fixture(client_args, server_args);
43 config.init_server(&f, server_args);
44 config.init_client(&f, client_args);
45 return f;
46 }
47
n_seconds_from_now(int n)48 static gpr_timespec n_seconds_from_now(int n) {
49 return grpc_timeout_seconds_to_deadline(n);
50 }
51
five_seconds_from_now(void)52 static gpr_timespec five_seconds_from_now(void) {
53 return n_seconds_from_now(5);
54 }
55
drain_cq(grpc_completion_queue * cq)56 static void drain_cq(grpc_completion_queue* cq) {
57 grpc_event ev;
58 do {
59 ev = grpc_completion_queue_next(cq, five_seconds_from_now(), nullptr);
60 } while (ev.type != GRPC_QUEUE_SHUTDOWN);
61 }
62
shutdown_server(grpc_end2end_test_fixture * f)63 static void shutdown_server(grpc_end2end_test_fixture* f) {
64 if (!f->server) return;
65 grpc_server_shutdown_and_notify(f->server, f->shutdown_cq, tag(1000));
66 GPR_ASSERT(grpc_completion_queue_pluck(f->shutdown_cq, tag(1000),
67 grpc_timeout_seconds_to_deadline(5),
68 nullptr)
69 .type == GRPC_OP_COMPLETE);
70 grpc_server_destroy(f->server);
71 f->server = nullptr;
72 }
73
shutdown_client(grpc_end2end_test_fixture * f)74 static void shutdown_client(grpc_end2end_test_fixture* f) {
75 if (!f->client) return;
76 grpc_channel_destroy(f->client);
77 f->client = nullptr;
78 }
79
end_test(grpc_end2end_test_fixture * f)80 static void end_test(grpc_end2end_test_fixture* f) {
81 shutdown_server(f);
82 shutdown_client(f);
83
84 grpc_completion_queue_shutdown(f->cq);
85 drain_cq(f->cq);
86 grpc_completion_queue_destroy(f->cq);
87 grpc_completion_queue_destroy(f->shutdown_cq);
88 }
89
90 /* Client pings and server pongs. Repeat messages rounds before finishing. */
test_pingpong_streaming(grpc_end2end_test_config config,int messages)91 static void test_pingpong_streaming(grpc_end2end_test_config config,
92 int messages) {
93 grpc_channel_args* client_args = grpc_channel_args_set_compression_algorithm(
94 nullptr, GRPC_COMPRESS_STREAM_GZIP);
95 grpc_channel_args* server_args = grpc_channel_args_set_compression_algorithm(
96 nullptr, GRPC_COMPRESS_STREAM_GZIP);
97 grpc_end2end_test_fixture f =
98 begin_test(config, "test_pingpong_streaming", client_args, server_args);
99 grpc_call* c;
100 grpc_call* s;
101 cq_verifier* cqv = cq_verifier_create(f.cq);
102 grpc_op ops[6];
103 grpc_op* op;
104 grpc_metadata_array initial_metadata_recv;
105 grpc_metadata_array trailing_metadata_recv;
106 grpc_metadata_array request_metadata_recv;
107 grpc_call_details call_details;
108 grpc_status_code status;
109 grpc_call_error error;
110 grpc_slice details;
111 int was_cancelled = 2;
112 grpc_byte_buffer* request_payload;
113 grpc_byte_buffer* request_payload_recv;
114 grpc_byte_buffer* response_payload;
115 grpc_byte_buffer* response_payload_recv;
116 int i;
117 grpc_slice request_payload_slice =
118 grpc_slice_from_copied_string("hello world");
119 grpc_slice response_payload_slice =
120 grpc_slice_from_copied_string("hello you");
121
122 gpr_timespec deadline = five_seconds_from_now();
123 c = grpc_channel_create_call(f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
124 grpc_slice_from_static_string("/foo"), nullptr,
125 deadline, nullptr);
126 GPR_ASSERT(c);
127
128 grpc_metadata_array_init(&initial_metadata_recv);
129 grpc_metadata_array_init(&trailing_metadata_recv);
130 grpc_metadata_array_init(&request_metadata_recv);
131 grpc_call_details_init(&call_details);
132
133 memset(ops, 0, sizeof(ops));
134 op = ops;
135 op->op = GRPC_OP_SEND_INITIAL_METADATA;
136 op->data.send_initial_metadata.count = 0;
137 op->flags = 0;
138 op->reserved = nullptr;
139 op++;
140 op->op = GRPC_OP_RECV_INITIAL_METADATA;
141 op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
142 op->flags = 0;
143 op->reserved = nullptr;
144 op++;
145 op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
146 op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
147 op->data.recv_status_on_client.status = &status;
148 op->data.recv_status_on_client.status_details = &details;
149 op->flags = 0;
150 op->reserved = nullptr;
151 op++;
152 error = grpc_call_start_batch(c, ops, static_cast<size_t>(op - ops), tag(1),
153 nullptr);
154 GPR_ASSERT(GRPC_CALL_OK == error);
155
156 error =
157 grpc_server_request_call(f.server, &s, &call_details,
158 &request_metadata_recv, f.cq, f.cq, tag(100));
159 GPR_ASSERT(GRPC_CALL_OK == error);
160 CQ_EXPECT_COMPLETION(cqv, tag(100), 1);
161 cq_verify(cqv);
162
163 memset(ops, 0, sizeof(ops));
164 op = ops;
165 op->op = GRPC_OP_SEND_INITIAL_METADATA;
166 op->data.send_initial_metadata.count = 0;
167 op->flags = 0;
168 op->reserved = nullptr;
169 op++;
170 op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
171 op->data.recv_close_on_server.cancelled = &was_cancelled;
172 op->flags = 0;
173 op->reserved = nullptr;
174 op++;
175 error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops), tag(101),
176 nullptr);
177 GPR_ASSERT(GRPC_CALL_OK == error);
178
179 for (i = 0; i < messages; i++) {
180 request_payload = grpc_raw_byte_buffer_create(&request_payload_slice, 1);
181 response_payload = grpc_raw_byte_buffer_create(&response_payload_slice, 1);
182
183 memset(ops, 0, sizeof(ops));
184 op = ops;
185 op->op = GRPC_OP_SEND_MESSAGE;
186 op->data.send_message.send_message = request_payload;
187 op->flags = 0;
188 op->reserved = nullptr;
189 op++;
190 op->op = GRPC_OP_RECV_MESSAGE;
191 op->data.recv_message.recv_message = &response_payload_recv;
192 op->flags = 0;
193 op->reserved = nullptr;
194 op++;
195 error = grpc_call_start_batch(c, ops, static_cast<size_t>(op - ops), tag(2),
196 nullptr);
197 GPR_ASSERT(GRPC_CALL_OK == error);
198
199 memset(ops, 0, sizeof(ops));
200 op = ops;
201 op->op = GRPC_OP_RECV_MESSAGE;
202 op->data.recv_message.recv_message = &request_payload_recv;
203 op->flags = 0;
204 op->reserved = nullptr;
205 op++;
206 error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops),
207 tag(102), nullptr);
208 GPR_ASSERT(GRPC_CALL_OK == error);
209 CQ_EXPECT_COMPLETION(cqv, tag(102), 1);
210 cq_verify(cqv);
211
212 memset(ops, 0, sizeof(ops));
213 op = ops;
214 op->op = GRPC_OP_SEND_MESSAGE;
215 op->data.send_message.send_message = response_payload;
216 op->flags = 0;
217 op->reserved = nullptr;
218 op++;
219 error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops),
220 tag(103), nullptr);
221 GPR_ASSERT(GRPC_CALL_OK == error);
222 CQ_EXPECT_COMPLETION(cqv, tag(103), 1);
223 CQ_EXPECT_COMPLETION(cqv, tag(2), 1);
224 cq_verify(cqv);
225
226 grpc_byte_buffer_destroy(request_payload);
227 grpc_byte_buffer_destroy(response_payload);
228 grpc_byte_buffer_destroy(request_payload_recv);
229 grpc_byte_buffer_destroy(response_payload_recv);
230 }
231
232 grpc_slice_unref(request_payload_slice);
233 grpc_slice_unref(response_payload_slice);
234
235 memset(ops, 0, sizeof(ops));
236 op = ops;
237 op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
238 op->flags = 0;
239 op->reserved = nullptr;
240 op++;
241 error = grpc_call_start_batch(c, ops, static_cast<size_t>(op - ops), tag(3),
242 nullptr);
243 GPR_ASSERT(GRPC_CALL_OK == error);
244
245 memset(ops, 0, sizeof(ops));
246 op = ops;
247 op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
248 op->data.send_status_from_server.trailing_metadata_count = 0;
249 op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED;
250 grpc_slice status_details = grpc_slice_from_static_string("xyz");
251 op->data.send_status_from_server.status_details = &status_details;
252 op->flags = 0;
253 op->reserved = nullptr;
254 op++;
255 error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops), tag(104),
256 nullptr);
257 GPR_ASSERT(GRPC_CALL_OK == error);
258
259 CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
260 CQ_EXPECT_COMPLETION(cqv, tag(3), 1);
261 CQ_EXPECT_COMPLETION(cqv, tag(101), 1);
262 CQ_EXPECT_COMPLETION(cqv, tag(104), 1);
263 cq_verify(cqv);
264
265 grpc_call_unref(c);
266 grpc_call_unref(s);
267
268 cq_verifier_destroy(cqv);
269
270 grpc_metadata_array_destroy(&initial_metadata_recv);
271 grpc_metadata_array_destroy(&trailing_metadata_recv);
272 grpc_metadata_array_destroy(&request_metadata_recv);
273 grpc_call_details_destroy(&call_details);
274 grpc_slice_unref(details);
275
276 end_test(&f);
277 config.tear_down_data(&f);
278 {
279 grpc_core::ExecCtx exec_ctx;
280 grpc_channel_args_destroy(client_args);
281 grpc_channel_args_destroy(server_args);
282 }
283 }
284
stream_compression_ping_pong_streaming(grpc_end2end_test_config config)285 void stream_compression_ping_pong_streaming(grpc_end2end_test_config config) {
286 int i;
287
288 for (i = 1; i < 10; i++) {
289 test_pingpong_streaming(config, i);
290 }
291 }
292
stream_compression_ping_pong_streaming_pre_init(void)293 void stream_compression_ping_pong_streaming_pre_init(void) {}
294