aboutsummaryrefslogtreecommitdiffhomepage
path: root/test/core/surface/sequential_connectivity_test.cc
blob: 015db92cb03e5367b4c0844eb88596842166b11e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
/*
 *
 * Copyright 2016 gRPC authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#include <grpc/grpc.h>
#include <grpc/grpc_security.h>
#include <grpc/support/alloc.h>
#include <grpc/support/host_port.h>
#include <grpc/support/log.h>
#include <grpc/support/thd.h>

#include "src/core/lib/channel/channel_args.h"
#include "src/core/lib/iomgr/exec_ctx.h"
#include "test/core/end2end/data/ssl_test_data.h"
#include "test/core/util/port.h"
#include "test/core/util/test_config.h"

typedef struct test_fixture {
  const char* name;
  void (*add_server_port)(grpc_server* server, const char* addr);
  grpc_channel* (*create_channel)(const char* addr);
} test_fixture;

#define NUM_CONNECTIONS 1000

typedef struct {
  grpc_server* server;
  grpc_completion_queue* cq;
} server_thread_args;

static void server_thread_func(void* args) {
  server_thread_args* a = static_cast<server_thread_args*>(args);
  grpc_event ev = grpc_completion_queue_next(
      a->cq, gpr_inf_future(GPR_CLOCK_REALTIME), nullptr);
  GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
  GPR_ASSERT(ev.tag == nullptr);
  GPR_ASSERT(ev.success == true);
}

static void run_test(const test_fixture* fixture) {
  gpr_log(GPR_INFO, "TEST: %s", fixture->name);

  grpc_init();

  char* addr;
  gpr_join_host_port(&addr, "localhost", grpc_pick_unused_port_or_die());

  grpc_server* server = grpc_server_create(nullptr, nullptr);
  fixture->add_server_port(server, addr);
  grpc_completion_queue* server_cq =
      grpc_completion_queue_create_for_next(nullptr);
  grpc_server_register_completion_queue(server, server_cq, nullptr);
  grpc_server_start(server);

  server_thread_args sta = {server, server_cq};
  gpr_thd_id server_thread;
  gpr_thd_options thdopt = gpr_thd_options_default();
  gpr_thd_options_set_joinable(&thdopt);
  gpr_thd_new(&server_thread, server_thread_func, &sta, &thdopt);

  grpc_completion_queue* cq = grpc_completion_queue_create_for_next(nullptr);
  grpc_channel* channels[NUM_CONNECTIONS];
  for (size_t i = 0; i < NUM_CONNECTIONS; i++) {
    channels[i] = fixture->create_channel(addr);

    gpr_timespec connect_deadline = grpc_timeout_seconds_to_deadline(30);
    grpc_connectivity_state state;
    while ((state = grpc_channel_check_connectivity_state(channels[i], 1)) !=
           GRPC_CHANNEL_READY) {
      grpc_channel_watch_connectivity_state(channels[i], state,
                                            connect_deadline, cq, nullptr);
      grpc_event ev = grpc_completion_queue_next(
          cq, gpr_inf_future(GPR_CLOCK_REALTIME), nullptr);
      /* check that the watcher from "watch state" was free'd */
      GPR_ASSERT(grpc_channel_num_external_connectivity_watchers(channels[i]) ==
                 0);
      GPR_ASSERT(ev.type == GRPC_OP_COMPLETE);
      GPR_ASSERT(ev.tag == nullptr);
      GPR_ASSERT(ev.success == true);
    }
  }

  grpc_server_shutdown_and_notify(server, server_cq, nullptr);
  gpr_thd_join(server_thread);

  grpc_completion_queue_shutdown(server_cq);
  grpc_completion_queue_shutdown(cq);

  while (grpc_completion_queue_next(server_cq,
                                    gpr_inf_future(GPR_CLOCK_REALTIME), nullptr)
             .type != GRPC_QUEUE_SHUTDOWN)
    ;
  while (grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME),
                                    nullptr)
             .type != GRPC_QUEUE_SHUTDOWN)
    ;

  for (size_t i = 0; i < NUM_CONNECTIONS; i++) {
    grpc_channel_destroy(channels[i]);
  }

  grpc_server_destroy(server);
  grpc_completion_queue_destroy(server_cq);
  grpc_completion_queue_destroy(cq);

  grpc_shutdown();
  gpr_free(addr);
}

static void insecure_test_add_port(grpc_server* server, const char* addr) {
  grpc_server_add_insecure_http2_port(server, addr);
}

static grpc_channel* insecure_test_create_channel(const char* addr) {
  return grpc_insecure_channel_create(addr, nullptr, nullptr);
}

static const test_fixture insecure_test = {
    "insecure",
    insecure_test_add_port,
    insecure_test_create_channel,
};

static void secure_test_add_port(grpc_server* server, const char* addr) {
  grpc_ssl_pem_key_cert_pair pem_cert_key_pair = {test_server1_key,
                                                  test_server1_cert};
  grpc_server_credentials* ssl_creds = grpc_ssl_server_credentials_create(
      nullptr, &pem_cert_key_pair, 1, 0, nullptr);
  grpc_server_add_secure_http2_port(server, addr, ssl_creds);
  grpc_server_credentials_release(ssl_creds);
}

static grpc_channel* secure_test_create_channel(const char* addr) {
  grpc_channel_credentials* ssl_creds =
      grpc_ssl_credentials_create(test_root_cert, nullptr, nullptr);
  grpc_arg ssl_name_override = {
      GRPC_ARG_STRING,
      const_cast<char*>(GRPC_SSL_TARGET_NAME_OVERRIDE_ARG),
      {const_cast<char*>("foo.test.google.fr")}};
  grpc_channel_args* new_client_args =
      grpc_channel_args_copy_and_add(nullptr, &ssl_name_override, 1);
  grpc_channel* channel =
      grpc_secure_channel_create(ssl_creds, addr, new_client_args, nullptr);
  {
    grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
    grpc_channel_args_destroy(&exec_ctx, new_client_args);
    grpc_exec_ctx_finish(&exec_ctx);
  }
  grpc_channel_credentials_release(ssl_creds);
  return channel;
}

static const test_fixture secure_test = {
    "secure",
    secure_test_add_port,
    secure_test_create_channel,
};

int main(int argc, char** argv) {
  grpc_test_init(argc, argv);

  run_test(&insecure_test);
  run_test(&secure_test);
}