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 <grpc/credentials.h>
20 #include <grpc/grpc.h>
21 #include <grpc/grpc_security.h>
22 #include <grpc/impl/channel_arg_names.h>
23 #include <grpc/support/time.h>
24 #include <stddef.h>
25
26 #include <memory>
27 #include <string>
28 #include <vector>
29
30 #include "absl/log/log.h"
31 #include "absl/status/statusor.h"
32 #include "absl/strings/str_cat.h"
33 #include "gtest/gtest.h"
34 #include "src/core/lib/channel/channel_args.h"
35 #include "src/core/lib/iomgr/resolve_address.h"
36 #include "src/core/lib/iomgr/resolved_address.h"
37 #include "src/core/lib/security/credentials/fake/fake_credentials.h"
38 #include "src/core/util/host_port.h"
39 #include "src/core/util/useful.h"
40 #include "test/core/test_util/port.h"
41 #include "test/core/test_util/test_config.h"
42
test_register_method_fail(void)43 void test_register_method_fail(void) {
44 grpc_server* server = grpc_server_create(nullptr, nullptr);
45 void* method;
46 void* method_old;
47 method = grpc_server_register_method(server, nullptr, nullptr,
48 GRPC_SRM_PAYLOAD_NONE, 0);
49 ASSERT_EQ(method, nullptr);
50 method_old =
51 grpc_server_register_method(server, "m", "h", GRPC_SRM_PAYLOAD_NONE, 0);
52 ASSERT_NE(method_old, nullptr);
53 method = grpc_server_register_method(
54 server, "m", "h", GRPC_SRM_PAYLOAD_READ_INITIAL_BYTE_BUFFER, 0);
55 ASSERT_EQ(method, nullptr);
56 grpc_server_destroy(server);
57 }
58
test_request_call_on_no_server_cq(void)59 void test_request_call_on_no_server_cq(void) {
60 grpc_completion_queue* cc = grpc_completion_queue_create_for_next(nullptr);
61 grpc_server* server = grpc_server_create(nullptr, nullptr);
62 ASSERT_EQ(GRPC_CALL_ERROR_NOT_SERVER_COMPLETION_QUEUE,
63 grpc_server_request_call(server, nullptr, nullptr, nullptr, cc, cc,
64 nullptr));
65 ASSERT_EQ(
66 GRPC_CALL_ERROR_NOT_SERVER_COMPLETION_QUEUE,
67 grpc_server_request_registered_call(server, nullptr, nullptr, nullptr,
68 nullptr, nullptr, cc, cc, nullptr));
69 grpc_completion_queue_destroy(cc);
70 grpc_server_destroy(server);
71 }
72
test_bind_server_twice(void)73 void test_bind_server_twice(void) {
74 grpc_arg a = grpc_channel_arg_integer_create(
75 const_cast<char*>(GRPC_ARG_ALLOW_REUSEPORT), 0);
76 grpc_channel_args args = {1, &a};
77
78 grpc_server* server1 = grpc_server_create(&args, nullptr);
79 grpc_server* server2 = grpc_server_create(&args, nullptr);
80 grpc_completion_queue* cq = grpc_completion_queue_create_for_next(nullptr);
81 int port = grpc_pick_unused_port_or_die();
82 std::string addr = absl::StrCat("[::]:", port);
83 grpc_server_register_completion_queue(server1, cq, nullptr);
84 grpc_server_register_completion_queue(server2, cq, nullptr);
85 ASSERT_EQ(0, grpc_server_add_http2_port(server2, addr.c_str(), nullptr));
86 grpc_server_credentials* insecure_creds =
87 grpc_insecure_server_credentials_create();
88 ASSERT_EQ(port,
89 grpc_server_add_http2_port(server1, addr.c_str(), insecure_creds));
90 grpc_server_credentials_release(insecure_creds);
91 grpc_server_credentials* another_insecure_creds =
92 grpc_insecure_server_credentials_create();
93 ASSERT_EQ(0, grpc_server_add_http2_port(server2, addr.c_str(),
94 another_insecure_creds));
95 grpc_server_credentials_release(another_insecure_creds);
96 grpc_server_credentials* fake_creds =
97 grpc_fake_transport_security_server_credentials_create();
98 ASSERT_EQ(0, grpc_server_add_http2_port(server2, addr.c_str(), fake_creds));
99 grpc_server_credentials_release(fake_creds);
100 grpc_server_shutdown_and_notify(server1, cq, nullptr);
101 grpc_server_shutdown_and_notify(server2, cq, nullptr);
102 grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_MONOTONIC), nullptr);
103 grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_MONOTONIC), nullptr);
104 grpc_server_destroy(server1);
105 grpc_server_destroy(server2);
106 grpc_completion_queue_destroy(cq);
107 }
108
test_bind_server_to_addr(const char * host,bool secure)109 void test_bind_server_to_addr(const char* host, bool secure) {
110 int port = grpc_pick_unused_port_or_die();
111 std::string addr = grpc_core::JoinHostPort(host, port);
112 LOG(INFO) << "Test bind to " << addr;
113
114 grpc_server* server = grpc_server_create(nullptr, nullptr);
115 if (secure) {
116 grpc_server_credentials* fake_creds =
117 grpc_fake_transport_security_server_credentials_create();
118 ASSERT_TRUE(grpc_server_add_http2_port(server, addr.c_str(), fake_creds));
119 grpc_server_credentials_release(fake_creds);
120 } else {
121 grpc_server_credentials* insecure_creds =
122 grpc_insecure_server_credentials_create();
123 ASSERT_TRUE(
124 grpc_server_add_http2_port(server, addr.c_str(), insecure_creds));
125 grpc_server_credentials_release(insecure_creds);
126 }
127 grpc_completion_queue* cq = grpc_completion_queue_create_for_next(nullptr);
128 grpc_server_register_completion_queue(server, cq, nullptr);
129 grpc_server_start(server);
130 grpc_server_shutdown_and_notify(server, cq, nullptr);
131 grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_MONOTONIC), nullptr);
132 grpc_server_destroy(server);
133 grpc_completion_queue_destroy(cq);
134 }
135
external_dns_works(const char * host)136 static bool external_dns_works(const char* host) {
137 return grpc_core::GetDNSResolver()->LookupHostnameBlocking(host, "80").ok();
138 }
139
test_bind_server_to_addrs(const char ** addrs,size_t n)140 static void test_bind_server_to_addrs(const char** addrs, size_t n) {
141 for (size_t i = 0; i < n; i++) {
142 test_bind_server_to_addr(addrs[i], false);
143 test_bind_server_to_addr(addrs[i], true);
144 }
145 }
146
TEST(ServerTest,MainTest)147 TEST(ServerTest, MainTest) {
148 grpc_init();
149 test_register_method_fail();
150 test_request_call_on_no_server_cq();
151 test_bind_server_twice();
152
153 static const char* addrs[] = {
154 "::1", "127.0.0.1", "::ffff:127.0.0.1", "localhost", "0.0.0.0", "::",
155 };
156 test_bind_server_to_addrs(addrs, GPR_ARRAY_SIZE(addrs));
157
158 if (external_dns_works("loopback46.unittest.grpc.io")) {
159 static const char* dns_addrs[] = {
160 "loopback46.unittest.grpc.io",
161 "loopback4.unittest.grpc.io",
162 };
163 test_bind_server_to_addrs(dns_addrs, GPR_ARRAY_SIZE(dns_addrs));
164 }
165
166 grpc_shutdown();
167 }
168
main(int argc,char ** argv)169 int main(int argc, char** argv) {
170 grpc::testing::TestEnvironment env(&argc, argv);
171 ::testing::InitGoogleTest(&argc, argv);
172 grpc::testing::TestGrpcScope grpc_scope;
173 return RUN_ALL_TESTS();
174 }
175