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/grpc.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/gpr/string.h"
31 #include "test/core/end2end/cq_verifier.h"
32
tag(intptr_t t)33 static void* tag(intptr_t t) { return (void*)t; }
34
begin_test(grpc_end2end_test_config config,const char * test_name,grpc_channel_args * client_args,grpc_channel_args * server_args)35 static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
36 const char* test_name,
37 grpc_channel_args* client_args,
38 grpc_channel_args* server_args) {
39 grpc_end2end_test_fixture f;
40 gpr_log(GPR_INFO, "Running test: %s/%s", test_name, config.name);
41 f = config.create_fixture(client_args, server_args);
42 config.init_server(&f, server_args);
43 config.init_client(&f, client_args);
44 return f;
45 }
46
n_seconds_from_now(int n)47 static gpr_timespec n_seconds_from_now(int n) {
48 return grpc_timeout_seconds_to_deadline(n);
49 }
50
five_seconds_from_now(void)51 static gpr_timespec five_seconds_from_now(void) {
52 return n_seconds_from_now(5);
53 }
54
drain_cq(grpc_completion_queue * cq)55 static void drain_cq(grpc_completion_queue* cq) {
56 grpc_event ev;
57 do {
58 ev = grpc_completion_queue_next(cq, five_seconds_from_now(), nullptr);
59 } while (ev.type != GRPC_QUEUE_SHUTDOWN);
60 }
61
shutdown_server(grpc_end2end_test_fixture * f)62 static void shutdown_server(grpc_end2end_test_fixture* f) {
63 if (!f->server) return;
64 grpc_server_shutdown_and_notify(f->server, f->shutdown_cq, tag(1000));
65 GPR_ASSERT(grpc_completion_queue_pluck(f->shutdown_cq, tag(1000),
66 grpc_timeout_seconds_to_deadline(5),
67 nullptr)
68 .type == GRPC_OP_COMPLETE);
69 grpc_server_destroy(f->server);
70 f->server = nullptr;
71 }
72
shutdown_client(grpc_end2end_test_fixture * f)73 static void shutdown_client(grpc_end2end_test_fixture* f) {
74 if (!f->client) return;
75 grpc_channel_destroy(f->client);
76 f->client = nullptr;
77 }
78
end_test(grpc_end2end_test_fixture * f)79 static void end_test(grpc_end2end_test_fixture* f) {
80 shutdown_server(f);
81 shutdown_client(f);
82
83 grpc_completion_queue_shutdown(f->cq);
84 drain_cq(f->cq);
85 grpc_completion_queue_destroy(f->cq);
86 grpc_completion_queue_destroy(f->shutdown_cq);
87 }
88
simple_request_body(grpc_end2end_test_config config,grpc_end2end_test_fixture f)89 static void simple_request_body(grpc_end2end_test_config config,
90 grpc_end2end_test_fixture f) {
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 char* peer;
105
106 gpr_timespec deadline = five_seconds_from_now();
107 c = grpc_channel_create_call(f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
108 grpc_slice_from_static_string("/foo"), nullptr,
109 deadline, nullptr);
110 GPR_ASSERT(c);
111
112 peer = grpc_call_get_peer(c);
113 GPR_ASSERT(peer != nullptr);
114 gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
115 gpr_free(peer);
116
117 grpc_metadata_array_init(&initial_metadata_recv);
118 grpc_metadata_array_init(&trailing_metadata_recv);
119 grpc_metadata_array_init(&request_metadata_recv);
120 grpc_call_details_init(&call_details);
121
122 memset(ops, 0, sizeof(ops));
123 op = ops;
124 op->op = GRPC_OP_SEND_INITIAL_METADATA;
125 op->data.send_initial_metadata.count = 0;
126 op->flags = GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST;
127 op->reserved = nullptr;
128 op++;
129 op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
130 op->flags = 0;
131 op->reserved = nullptr;
132 op++;
133 op->op = GRPC_OP_RECV_INITIAL_METADATA;
134 op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
135 op->flags = 0;
136 op->reserved = nullptr;
137 op++;
138 op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
139 op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
140 op->data.recv_status_on_client.status = &status;
141 op->data.recv_status_on_client.status_details = &details;
142 op->flags = 0;
143 op->reserved = nullptr;
144 op++;
145 error = grpc_call_start_batch(c, ops, static_cast<size_t>(op - ops), tag(1),
146 nullptr);
147 GPR_ASSERT(GRPC_CALL_OK == error);
148
149 error =
150 grpc_server_request_call(f.server, &s, &call_details,
151 &request_metadata_recv, f.cq, f.cq, tag(101));
152 GPR_ASSERT(GRPC_CALL_OK == error);
153 CQ_EXPECT_COMPLETION(cqv, tag(101), 1);
154 cq_verify(cqv);
155
156 peer = grpc_call_get_peer(s);
157 GPR_ASSERT(peer != nullptr);
158 gpr_log(GPR_DEBUG, "server_peer=%s", peer);
159 gpr_free(peer);
160 peer = grpc_call_get_peer(c);
161 GPR_ASSERT(peer != nullptr);
162 gpr_log(GPR_DEBUG, "client_peer=%s", peer);
163 gpr_free(peer);
164
165 memset(ops, 0, sizeof(ops));
166 op = ops;
167 op->op = GRPC_OP_SEND_INITIAL_METADATA;
168 op->data.send_initial_metadata.count = 0;
169 op->flags = 0;
170 op->reserved = nullptr;
171 op++;
172 op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
173 op->data.send_status_from_server.trailing_metadata_count = 0;
174 op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED;
175 grpc_slice status_details = grpc_slice_from_static_string("xyz");
176 op->data.send_status_from_server.status_details = &status_details;
177 op->flags = 0;
178 op->reserved = nullptr;
179 op++;
180 op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
181 op->data.recv_close_on_server.cancelled = &was_cancelled;
182 op->flags = 0;
183 op->reserved = nullptr;
184 op++;
185 error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops), tag(102),
186 nullptr);
187 GPR_ASSERT(GRPC_CALL_OK == error);
188
189 CQ_EXPECT_COMPLETION(cqv, tag(102), 1);
190 CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
191 cq_verify(cqv);
192
193 GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
194 GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
195 GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo"));
196 GPR_ASSERT(GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST == call_details.flags);
197 GPR_ASSERT(was_cancelled == 1);
198
199 grpc_slice_unref(details);
200 grpc_metadata_array_destroy(&initial_metadata_recv);
201 grpc_metadata_array_destroy(&trailing_metadata_recv);
202 grpc_metadata_array_destroy(&request_metadata_recv);
203 grpc_call_details_destroy(&call_details);
204
205 grpc_call_unref(c);
206 grpc_call_unref(s);
207
208 cq_verifier_destroy(cqv);
209 }
210
test_invoke_simple_request(grpc_end2end_test_config config)211 static void test_invoke_simple_request(grpc_end2end_test_config config) {
212 grpc_end2end_test_fixture f;
213
214 f = begin_test(config, "test_invoke_simple_request", nullptr, nullptr);
215 simple_request_body(config, f);
216 end_test(&f);
217 config.tear_down_data(&f);
218 }
219
test_invoke_10_simple_requests(grpc_end2end_test_config config)220 static void test_invoke_10_simple_requests(grpc_end2end_test_config config) {
221 int i;
222 grpc_end2end_test_fixture f =
223 begin_test(config, "test_invoke_10_simple_requests", nullptr, nullptr);
224 for (i = 0; i < 10; i++) {
225 simple_request_body(config, f);
226 gpr_log(GPR_INFO, "Passed simple request %d", i);
227 }
228 end_test(&f);
229 config.tear_down_data(&f);
230 }
231
idempotent_request(grpc_end2end_test_config config)232 void idempotent_request(grpc_end2end_test_config config) {
233 int i;
234 for (i = 0; i < 10; i++) {
235 test_invoke_simple_request(config);
236 }
237 test_invoke_10_simple_requests(config);
238 }
239
idempotent_request_pre_init(void)240 void idempotent_request_pre_init(void) {}
241