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 <inttypes.h>
22 #include <stdio.h>
23 #include <string.h>
24
25 #include <grpc/byte_buffer.h>
26 #include <grpc/support/alloc.h>
27 #include <grpc/support/log.h>
28 #include <grpc/support/time.h>
29 #include "test/core/end2end/cq_verifier.h"
30
tag(intptr_t t)31 static void* tag(intptr_t t) { return (void*)t; }
32
begin_test(grpc_end2end_test_config config,const char * test_name,size_t num_ops,grpc_channel_args * client_args,grpc_channel_args * server_args)33 static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
34 const char* test_name,
35 size_t num_ops,
36 grpc_channel_args* client_args,
37 grpc_channel_args* server_args) {
38 grpc_end2end_test_fixture f;
39 gpr_log(GPR_INFO, "Running test: %s/%s [%" PRIdPTR " ops]", test_name,
40 config.name, num_ops);
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
89 /* Cancel before invoke */
test_cancel_before_invoke(grpc_end2end_test_config config,size_t test_ops)90 static void test_cancel_before_invoke(grpc_end2end_test_config config,
91 size_t test_ops) {
92 grpc_op ops[6];
93 grpc_op* op;
94 grpc_call* c;
95 grpc_end2end_test_fixture f =
96 begin_test(config, "cancel_before_invoke", test_ops, nullptr, nullptr);
97 cq_verifier* cqv = cq_verifier_create(f.cq);
98 grpc_metadata_array initial_metadata_recv;
99 grpc_metadata_array trailing_metadata_recv;
100 grpc_metadata_array request_metadata_recv;
101 grpc_call_details call_details;
102 grpc_status_code status;
103 grpc_call_error error;
104 grpc_slice details;
105 grpc_byte_buffer* response_payload_recv = nullptr;
106 grpc_slice request_payload_slice =
107 grpc_slice_from_copied_string("hello world");
108 grpc_byte_buffer* request_payload =
109 grpc_raw_byte_buffer_create(&request_payload_slice, 1);
110
111 gpr_timespec deadline = five_seconds_from_now();
112 c = grpc_channel_create_call(f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq,
113 grpc_slice_from_static_string("/foo"), nullptr,
114 deadline, nullptr);
115 GPR_ASSERT(c);
116
117 GPR_ASSERT(GRPC_CALL_OK == grpc_call_cancel(c, nullptr));
118
119 grpc_metadata_array_init(&initial_metadata_recv);
120 grpc_metadata_array_init(&trailing_metadata_recv);
121 grpc_metadata_array_init(&request_metadata_recv);
122 grpc_call_details_init(&call_details);
123
124 memset(ops, 0, sizeof(ops));
125 op = ops;
126 op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
127 op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
128 op->data.recv_status_on_client.status = &status;
129 op->data.recv_status_on_client.status_details = &details;
130 op->flags = 0;
131 op->reserved = nullptr;
132 op++;
133 op->op = GRPC_OP_SEND_INITIAL_METADATA;
134 op->data.send_initial_metadata.count = 0;
135 op->flags = 0;
136 op->reserved = nullptr;
137 op++;
138 op->op = GRPC_OP_SEND_MESSAGE;
139 op->data.send_message.send_message = request_payload;
140 op->flags = 0;
141 op->reserved = nullptr;
142 op++;
143 op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
144 op->flags = 0;
145 op->reserved = nullptr;
146 op++;
147 op->op = GRPC_OP_RECV_INITIAL_METADATA;
148 op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
149 op->flags = 0;
150 op->reserved = nullptr;
151 op++;
152 op->op = GRPC_OP_RECV_MESSAGE;
153 op->data.recv_message.recv_message = &response_payload_recv;
154 op->flags = 0;
155 op->reserved = nullptr;
156 op++;
157 error = grpc_call_start_batch(c, ops, test_ops, tag(1), nullptr);
158 GPR_ASSERT(GRPC_CALL_OK == error);
159
160 CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
161 cq_verify(cqv);
162
163 GPR_ASSERT(status == GRPC_STATUS_CANCELLED);
164
165 grpc_metadata_array_destroy(&initial_metadata_recv);
166 grpc_metadata_array_destroy(&trailing_metadata_recv);
167 grpc_metadata_array_destroy(&request_metadata_recv);
168 grpc_call_details_destroy(&call_details);
169
170 grpc_byte_buffer_destroy(request_payload);
171 grpc_byte_buffer_destroy(response_payload_recv);
172 grpc_slice_unref(details);
173
174 grpc_call_unref(c);
175
176 cq_verifier_destroy(cqv);
177 end_test(&f);
178 config.tear_down_data(&f);
179 }
180
cancel_before_invoke(grpc_end2end_test_config config)181 void cancel_before_invoke(grpc_end2end_test_config config) {
182 size_t i;
183 for (i = 1; i <= 6; i++) {
184 test_cancel_before_invoke(config, i);
185 }
186 }
187
cancel_before_invoke_pre_init(void)188 void cancel_before_invoke_pre_init(void) {}
189