1 //
2 // Copyright (C) 2015 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 "update_engine/payload_generator/payload_generation_config.h"
18 
19 #include <utility>
20 
21 #include <gtest/gtest.h>
22 
23 namespace chromeos_update_engine {
24 
25 class PayloadGenerationConfigTest : public ::testing::Test {};
26 
TEST_F(PayloadGenerationConfigTest,SimpleLoadPostInstallConfigTest)27 TEST_F(PayloadGenerationConfigTest, SimpleLoadPostInstallConfigTest) {
28   ImageConfig image_config;
29   image_config.partitions.emplace_back("root");
30   brillo::KeyValueStore store;
31   EXPECT_TRUE(
32       store.LoadFromString("RUN_POSTINSTALL_root=true\n"
33                            "POSTINSTALL_PATH_root=postinstall\n"
34                            "FILESYSTEM_TYPE_root=ext4\n"
35                            "POSTINSTALL_OPTIONAL_root=true"));
36   EXPECT_TRUE(image_config.LoadPostInstallConfig(store));
37   EXPECT_FALSE(image_config.partitions[0].postinstall.IsEmpty());
38   EXPECT_EQ(true, image_config.partitions[0].postinstall.run);
39   EXPECT_EQ("postinstall", image_config.partitions[0].postinstall.path);
40   EXPECT_EQ("ext4", image_config.partitions[0].postinstall.filesystem_type);
41   EXPECT_TRUE(image_config.partitions[0].postinstall.optional);
42 }
43 
TEST_F(PayloadGenerationConfigTest,LoadPostInstallConfigNameMismatchTest)44 TEST_F(PayloadGenerationConfigTest, LoadPostInstallConfigNameMismatchTest) {
45   ImageConfig image_config;
46   image_config.partitions.emplace_back("system");
47   brillo::KeyValueStore store;
48   EXPECT_TRUE(
49       store.LoadFromString("RUN_POSTINSTALL_root=true\n"
50                            "POSTINSTALL_PATH_root=postinstall\n"
51                            "FILESYSTEM_TYPE_root=ext4"));
52   EXPECT_FALSE(image_config.LoadPostInstallConfig(store));
53   EXPECT_TRUE(image_config.partitions[0].postinstall.IsEmpty());
54 }
55 
TEST_F(PayloadGenerationConfigTest,LoadDynamicPartitionMetadataTest)56 TEST_F(PayloadGenerationConfigTest, LoadDynamicPartitionMetadataTest) {
57   ImageConfig image_config;
58   brillo::KeyValueStore store;
59   ASSERT_TRUE(
60       store.LoadFromString("super_partition_groups=group_a group_b\n"
61                            "group_a_size=3221225472\n"
62                            "group_a_partition_list=system system_ext\n"
63                            "group_b_size=2147483648\n"
64                            "group_b_partition_list=vendor\n"));
65   EXPECT_TRUE(image_config.LoadDynamicPartitionMetadata(store));
66   ASSERT_NE(nullptr, image_config.dynamic_partition_metadata);
67 
68   ASSERT_EQ(2, image_config.dynamic_partition_metadata->groups_size());
69 
70   const auto& group_a = image_config.dynamic_partition_metadata->groups(0);
71   EXPECT_EQ("group_a", group_a.name());
72   EXPECT_EQ(3221225472u, group_a.size());
73   ASSERT_EQ(2, group_a.partition_names_size());
74   EXPECT_EQ("system", group_a.partition_names(0));
75   EXPECT_EQ("system_ext", group_a.partition_names(1));
76 
77   const auto& group_b = image_config.dynamic_partition_metadata->groups(1);
78   EXPECT_EQ("group_b", group_b.name());
79   EXPECT_EQ(2147483648u, group_b.size());
80   ASSERT_EQ(1, group_b.partition_names_size());
81   EXPECT_EQ("vendor", group_b.partition_names(0));
82 }
83 
TEST_F(PayloadGenerationConfigTest,LoadDynamicPartitionMetadataMissingSizeTest)84 TEST_F(PayloadGenerationConfigTest,
85        LoadDynamicPartitionMetadataMissingSizeTest) {
86   ImageConfig image_config;
87   brillo::KeyValueStore store;
88   ASSERT_TRUE(
89       store.LoadFromString("super_partition_groups=foo\n"
90                            "foo_partition_list=baz\n"));
91   EXPECT_FALSE(image_config.LoadDynamicPartitionMetadata(store));
92   EXPECT_EQ(nullptr, image_config.dynamic_partition_metadata);
93 }
94 
TEST_F(PayloadGenerationConfigTest,LoadDynamicPartitionMetadataBadSizeTest)95 TEST_F(PayloadGenerationConfigTest, LoadDynamicPartitionMetadataBadSizeTest) {
96   ImageConfig image_config;
97   brillo::KeyValueStore store;
98   ASSERT_TRUE(
99       store.LoadFromString("super_partition_groups=foo\n"
100                            "foo_size=bar\n"
101                            "foo_partition_list=baz\n"));
102   EXPECT_FALSE(image_config.LoadDynamicPartitionMetadata(store));
103   EXPECT_EQ(nullptr, image_config.dynamic_partition_metadata);
104 }
105 
TEST_F(PayloadGenerationConfigTest,ValidateDynamicPartitionMetadata)106 TEST_F(PayloadGenerationConfigTest, ValidateDynamicPartitionMetadata) {
107   ImageConfig image_config;
108 
109   PartitionConfig system("system");
110   system.size = 2147483648u;
111   PartitionConfig system_ext("system_ext");
112   system_ext.size = 1073741824u;
113 
114   image_config.partitions.push_back(std::move(system));
115   image_config.partitions.push_back(std::move(system_ext));
116 
117   brillo::KeyValueStore store;
118   ASSERT_TRUE(
119       store.LoadFromString("super_partition_groups=foo\n"
120                            "foo_size=3221225472\n"
121                            "foo_partition_list=system system_ext\n"));
122   EXPECT_TRUE(image_config.LoadDynamicPartitionMetadata(store));
123   EXPECT_NE(nullptr, image_config.dynamic_partition_metadata);
124 
125   EXPECT_TRUE(image_config.ValidateDynamicPartitionMetadata());
126 }
127 
TEST_F(PayloadGenerationConfigTest,ValidateDynamicPartitionMetadataTooBig)128 TEST_F(PayloadGenerationConfigTest, ValidateDynamicPartitionMetadataTooBig) {
129   ImageConfig image_config;
130 
131   PartitionConfig system("system");
132   system.size = 4294967296u;
133   image_config.partitions.push_back(std::move(system));
134 
135   brillo::KeyValueStore store;
136   ASSERT_TRUE(
137       store.LoadFromString("super_partition_groups=foo\n"
138                            "foo_size=3221225472\n"
139                            "foo_partition_list=system\n"));
140   EXPECT_TRUE(image_config.LoadDynamicPartitionMetadata(store));
141   EXPECT_NE(nullptr, image_config.dynamic_partition_metadata);
142 
143   EXPECT_FALSE(image_config.ValidateDynamicPartitionMetadata());
144 }
145 }  // namespace chromeos_update_engine
146