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1 /*
2  *
3  * Copyright 2018 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/support/port_platform.h>
20 #include <stdio.h>
21 
22 #ifdef GPR_LINUX
23 #include <grpc/grpc_security.h>
24 #include <grpc/support/alloc.h>
25 #include <grpc/support/log.h>
26 #include <grpc/support/string_util.h>
27 #include <string.h>
28 #include <sys/param.h>
29 
30 #include "src/core/lib/gpr/env.h"
31 #include "src/core/lib/gpr/tmpfile.h"
32 #include "src/core/lib/iomgr/load_file.h"
33 #include "src/core/lib/security/context/security_context.h"
34 #include "src/core/lib/security/security_connector/load_system_roots.h"
35 #include "src/core/lib/security/security_connector/load_system_roots_linux.h"
36 #include "src/core/lib/security/security_connector/security_connector.h"
37 #include "src/core/lib/slice/slice_string_helpers.h"
38 #include "src/core/tsi/ssl_transport_security.h"
39 #include "src/core/tsi/transport_security.h"
40 #include "test/core/util/test_config.h"
41 
42 #include "gtest/gtest.h"
43 
44 namespace grpc {
45 namespace {
46 
TEST(AbsoluteFilePathTest,ConcatenatesCorrectly)47 TEST(AbsoluteFilePathTest, ConcatenatesCorrectly) {
48   const char* directory = "nonexistent/test/directory";
49   const char* filename = "doesnotexist.txt";
50   char result_path[MAXPATHLEN];
51   grpc_core::GetAbsoluteFilePath(directory, filename, result_path);
52   EXPECT_STREQ(result_path, "nonexistent/test/directory/doesnotexist.txt");
53 }
54 
TEST(CreateRootCertsBundleTest,ReturnsEmpty)55 TEST(CreateRootCertsBundleTest, ReturnsEmpty) {
56   // Test that CreateRootCertsBundle returns an empty slice for null or
57   // nonexistent cert directories.
58   grpc_slice result_slice = grpc_core::CreateRootCertsBundle(nullptr);
59   EXPECT_TRUE(GRPC_SLICE_IS_EMPTY(result_slice));
60   grpc_slice_unref(result_slice);
61   result_slice = grpc_core::CreateRootCertsBundle("does/not/exist");
62   EXPECT_TRUE(GRPC_SLICE_IS_EMPTY(result_slice));
63   grpc_slice_unref(result_slice);
64 }
65 
TEST(CreateRootCertsBundleTest,BundlesCorrectly)66 TEST(CreateRootCertsBundleTest, BundlesCorrectly) {
67   // Test that CreateRootCertsBundle returns a correct slice.
68   grpc_slice roots_bundle = grpc_empty_slice();
69   GRPC_LOG_IF_ERROR(
70       "load_file",
71       grpc_load_file("test/core/security/etc/bundle.pem", 1, &roots_bundle));
72   // result_slice should have the same content as roots_bundle.
73   grpc_slice result_slice =
74       grpc_core::CreateRootCertsBundle("test/core/security/etc/test_roots");
75   char* result_str = grpc_slice_to_c_string(result_slice);
76   char* bundle_str = grpc_slice_to_c_string(roots_bundle);
77   EXPECT_STREQ(result_str, bundle_str);
78   // Clean up.
79   gpr_free(result_str);
80   gpr_free(bundle_str);
81   grpc_slice_unref(roots_bundle);
82   grpc_slice_unref(result_slice);
83 }
84 
85 }  // namespace
86 }  // namespace grpc
87 
main(int argc,char ** argv)88 int main(int argc, char** argv) {
89   grpc_test_init(argc, argv);
90   ::testing::InitGoogleTest(&argc, argv);
91   return RUN_ALL_TESTS();
92 }
93 #else
main()94 int main() {
95   printf("*** WARNING: this test is only supported on Linux systems ***\n");
96   return 0;
97 }
98 #endif  // GPR_LINUX
99