3 * Copyright 2017 gRPC authors.
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
9 * http://www.apache.org/licenses/LICENSE-2.0
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.
27 #include "absl/flags/flag.h"
29 #include <grpc/grpc.h>
30 #include <grpc/support/alloc.h>
31 #include <grpc/support/log.h>
32 #include <grpc/support/string_util.h>
38 #include "src/core/lib/gpr/env.h"
39 #include "test/core/util/port.h"
40 #include "test/core/util/test_config.h"
41 #include "test/cpp/util/subprocess.h"
42 #include "test/cpp/util/test_config.h"
45 bool, running_under_bazel, false,
46 "True if this test is running under bazel. "
47 "False indicates that this test is running under run_tests.py. "
48 "Child process test binaries are located differently based on this flag. ");
50 ABSL_FLAG(std::string, test_bin_name, "",
51 "Name, without the preceding path, of the test binary");
53 ABSL_FLAG(std::string, grpc_test_directory_relative_to_test_srcdir,
54 "/com_github_grpc_grpc",
55 "This flag only applies if runner_under_bazel is true. This "
56 "flag is ignored if runner_under_bazel is false. "
57 "Directory of the <repo-root>/test directory relative to bazel's "
58 "TEST_SRCDIR environment variable");
60 ABSL_FLAG(std::string, extra_args, "",
61 "Comma-separated list of opaque command args to plumb through to "
62 "the binary pointed at by --test_bin_name");
64 using grpc::SubProcess;
70 void InvokeResolverComponentTestsRunner(
71 std::string test_runner_bin_path, const std::string& test_bin_path,
72 const std::string& dns_server_bin_path,
73 const std::string& records_config_path,
74 const std::string& dns_resolver_bin_path,
75 const std::string& tcp_connect_bin_path) {
76 int dns_server_port = grpc_pick_unused_port_or_die();
78 SubProcess* test_driver = new SubProcess(
79 {std::move(test_runner_bin_path), "--test_bin_path=" + test_bin_path,
80 "--dns_server_bin_path=" + dns_server_bin_path,
81 "--records_config_path=" + records_config_path,
82 "--dns_server_port=" + std::to_string(dns_server_port),
83 "--dns_resolver_bin_path=" + dns_resolver_bin_path,
84 "--tcp_connect_bin_path=" + tcp_connect_bin_path,
85 "--extra_args=" + absl::GetFlag(FLAGS_extra_args)});
86 gpr_mu test_driver_mu;
87 gpr_mu_init(&test_driver_mu);
88 gpr_cv test_driver_cv;
89 gpr_cv_init(&test_driver_cv);
90 int test_driver_done = 0;
91 int status = test_driver->Join();
92 if (WIFEXITED(status)) {
93 if (WEXITSTATUS(status)) {
95 "Resolver component test test-runner exited with code %d",
99 } else if (WIFSIGNALED(status)) {
101 "Resolver component test test-runner ended from signal %d",
106 "Resolver component test test-runner ended with unknown status %d",
110 gpr_mu_lock(&test_driver_mu);
111 test_driver_done = 1;
112 gpr_cv_signal(&test_driver_cv);
113 gpr_mu_unlock(&test_driver_mu);
115 gpr_mu_destroy(&test_driver_mu);
116 gpr_cv_destroy(&test_driver_cv);
119 } // namespace testing
123 int main(int argc, char** argv) {
124 grpc::testing::TestEnvironment env(argc, argv);
125 grpc::testing::InitTest(&argc, &argv, true);
127 GPR_ASSERT(!absl::GetFlag(FLAGS_test_bin_name).empty());
128 std::string my_bin = argv[0];
129 if (absl::GetFlag(FLAGS_running_under_bazel)) {
130 GPR_ASSERT(!absl::GetFlag(FLAGS_grpc_test_directory_relative_to_test_srcdir)
132 // Use bazel's TEST_SRCDIR environment variable to locate the "test data"
134 char* test_srcdir = gpr_getenv("TEST_SRCDIR");
135 std::string const bin_dir =
137 absl::GetFlag(FLAGS_grpc_test_directory_relative_to_test_srcdir) +
138 std::string("/test/cpp/naming");
139 // Invoke bazel's executeable links to the .sh and .py scripts (don't use
140 // the .sh and .py suffixes) to make
141 // sure that we're using bazel's test environment.
142 grpc::testing::InvokeResolverComponentTestsRunner(
143 bin_dir + "/resolver_component_tests_runner",
144 bin_dir + "/" + absl::GetFlag(FLAGS_test_bin_name),
145 bin_dir + "/utils/dns_server",
146 bin_dir + "/resolver_test_record_groups.yaml",
147 bin_dir + "/utils/dns_resolver", bin_dir + "/utils/tcp_connect");
148 gpr_free(test_srcdir);
150 // Get the current binary's directory relative to repo root to invoke the
151 // correct build config (asan/tsan/dbg, etc.).
152 std::string const bin_dir = my_bin.substr(0, my_bin.rfind('/'));
153 // Invoke the .sh and .py scripts directly where they are in source code.
154 grpc::testing::InvokeResolverComponentTestsRunner(
155 "test/cpp/naming/resolver_component_tests_runner.py",
156 bin_dir + "/" + absl::GetFlag(FLAGS_test_bin_name),
157 "test/cpp/naming/utils/dns_server.py",
158 "test/cpp/naming/resolver_test_record_groups.yaml",
159 "test/cpp/naming/utils/dns_resolver.py",
160 "test/cpp/naming/utils/tcp_connect.py");