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