1 /*
2 * Copyright (C) 2019 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "linkerconfig/namespace.h"
18
19 #include <string>
20 #include <vector>
21
22 #include <android-base/strings.h>
23 #include <gtest/gtest.h>
24
25 #include "linkerconfig/configwriter.h"
26 #include "linkerconfig/link.h"
27 #include "modules_testbase.h"
28
29 using namespace android::linkerconfig::modules;
30 using namespace android::base;
31
32 constexpr const char* kExpectedSimpleNamespaceConfig =
33 R"(namespace.test_namespace.isolated = false
34 namespace.test_namespace.search.paths = /search_path1
35 namespace.test_namespace.search.paths += /apex/search_path2
36 namespace.test_namespace.permitted.paths = /permitted_path1
37 namespace.test_namespace.permitted.paths += /apex/permitted_path2
38 namespace.test_namespace.asan.search.paths = /data/asan/search_path1
39 namespace.test_namespace.asan.search.paths += /search_path1
40 namespace.test_namespace.asan.search.paths += /apex/search_path2
41 namespace.test_namespace.asan.permitted.paths = /data/asan/permitted_path1
42 namespace.test_namespace.asan.permitted.paths += /permitted_path1
43 namespace.test_namespace.asan.permitted.paths += /apex/permitted_path2
44 )";
45
46 constexpr const char* kExpectedNamespaceWithLinkConfig =
47 R"(namespace.test_namespace.isolated = true
48 namespace.test_namespace.visible = true
49 namespace.test_namespace.search.paths = /search_path1
50 namespace.test_namespace.search.paths += /apex/search_path2
51 namespace.test_namespace.permitted.paths = /permitted_path1
52 namespace.test_namespace.permitted.paths += /apex/permitted_path2
53 namespace.test_namespace.asan.search.paths = /data/asan/search_path1
54 namespace.test_namespace.asan.search.paths += /search_path1
55 namespace.test_namespace.asan.search.paths += /apex/search_path2
56 namespace.test_namespace.asan.permitted.paths = /data/asan/permitted_path1
57 namespace.test_namespace.asan.permitted.paths += /permitted_path1
58 namespace.test_namespace.asan.permitted.paths += /apex/permitted_path2
59 namespace.test_namespace.links = target_namespace1,target_namespace2
60 namespace.test_namespace.link.target_namespace1.shared_libs = lib1.so
61 namespace.test_namespace.link.target_namespace1.shared_libs += lib2.so
62 namespace.test_namespace.link.target_namespace1.shared_libs += lib3.so
63 namespace.test_namespace.link.target_namespace2.allow_all_shared_libs = true
64 )";
65
66 constexpr const char* kExpectedNamespaceWithWhitelisted =
67 R"(namespace.test_namespace.isolated = false
68 namespace.test_namespace.search.paths = /search_path1
69 namespace.test_namespace.search.paths += /apex/search_path2
70 namespace.test_namespace.permitted.paths = /permitted_path1
71 namespace.test_namespace.permitted.paths += /apex/permitted_path2
72 namespace.test_namespace.asan.search.paths = /data/asan/search_path1
73 namespace.test_namespace.asan.search.paths += /search_path1
74 namespace.test_namespace.asan.search.paths += /apex/search_path2
75 namespace.test_namespace.asan.permitted.paths = /data/asan/permitted_path1
76 namespace.test_namespace.asan.permitted.paths += /permitted_path1
77 namespace.test_namespace.asan.permitted.paths += /apex/permitted_path2
78 namespace.test_namespace.whitelisted = whitelisted_path1
79 namespace.test_namespace.whitelisted += whitelisted_path2
80 )";
81
TEST(linkerconfig_namespace,simple_namespace)82 TEST(linkerconfig_namespace, simple_namespace) {
83 ConfigWriter writer;
84 auto ns = CreateNamespaceWithPaths("test_namespace", false, false);
85 ns.WriteConfig(writer);
86 auto config = writer.ToString();
87
88 ASSERT_EQ(config, kExpectedSimpleNamespaceConfig);
89 }
90
TEST(linkerconfig_namespace,namespace_with_links)91 TEST(linkerconfig_namespace, namespace_with_links) {
92 ConfigWriter writer;
93
94 auto ns = CreateNamespaceWithLinks("test_namespace", true, true,
95 "target_namespace1", "target_namespace2");
96 ns.WriteConfig(writer);
97 auto config = writer.ToString();
98
99 ASSERT_EQ(config, kExpectedNamespaceWithLinkConfig);
100 }
101
TEST(linkerconfig_namespace,namespace_with_whitelisted)102 TEST(linkerconfig_namespace, namespace_with_whitelisted) {
103 ConfigWriter writer;
104 auto ns = CreateNamespaceWithPaths("test_namespace", false, false);
105 ns.AddWhitelisted("whitelisted_path1");
106 ns.AddWhitelisted("whitelisted_path2");
107 ns.WriteConfig(writer);
108
109 auto config = writer.ToString();
110
111 ASSERT_EQ(config, kExpectedNamespaceWithWhitelisted);
112 }
113
TEST(linkerconfig_namespace,namespace_links_should_be_ordered)114 TEST(linkerconfig_namespace, namespace_links_should_be_ordered) {
115 std::vector<std::string> expected_links = {"z", "a", "o"};
116
117 Namespace ns("test_namespace");
118 for (auto link : expected_links) {
119 ns.GetLink(link);
120 }
121
122 ConfigWriter writer;
123 ns.WriteConfig(writer);
124
125 std::string actual_links;
126 for (auto line : Split(writer.ToString(), "\n")) {
127 if (StartsWith(line, "namespace.test_namespace.links")) {
128 actual_links = Split(line, " ").back();
129 }
130 }
131 ASSERT_EQ(android::base::Join(expected_links, ","), actual_links);
132 }
133