1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
// Copyright (C) 2024 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package filesystem
import (
"android/soong/android"
"strconv"
"strings"
"github.com/google/blueprint"
"github.com/google/blueprint/proptools"
)
func init() {
pctx.HostBinToolVariable("aconfig", "aconfig")
}
var (
aconfigCreateStorage = pctx.AndroidStaticRule("aconfig_create_storage", blueprint.RuleParams{
Command: `$aconfig create-storage --container $container --file $fileType --out $out --cache $in --version $version`,
CommandDeps: []string{"$aconfig"},
}, "container", "fileType", "version")
subPartitionsInPartition = map[string][]string{
"system": {"system_ext", "product", "vendor"},
"vendor": {"odm"},
}
)
func (f *filesystem) buildAconfigFlagsFiles(
ctx android.ModuleContext,
builder *android.RuleBuilder,
specs map[string]android.PackagingSpec,
dir android.OutputPath,
fullInstallPaths *[]FullInstallPathInfo,
) {
if !proptools.Bool(f.properties.Gen_aconfig_flags_pb) {
return
}
partition := f.PartitionType()
subPartitionsFound := map[string]bool{}
fullInstallPath := android.PathForModuleInPartitionInstall(ctx, partition)
for _, subPartition := range subPartitionsInPartition[partition] {
subPartitionsFound[subPartition] = false
}
var caches []android.Path
for _, ps := range specs {
caches = append(caches, ps.GetAconfigPaths()...)
for subPartition, found := range subPartitionsFound {
if !found && strings.HasPrefix(ps.RelPathInPackage(), subPartition+"/") {
subPartitionsFound[subPartition] = true
break
}
}
}
caches = android.SortedUniquePaths(caches)
buildAconfigFlagsFiles := func(container string, dir android.OutputPath, fullInstallPath android.InstallPath) {
aconfigFlagsPb := android.PathForModuleOut(ctx, "aconfig", container, "aconfig_flags.pb")
aconfigFlagsPbBuilder := android.NewRuleBuilder(pctx, ctx)
cmd := aconfigFlagsPbBuilder.Command().
BuiltTool("aconfig").
Text(" dump-cache --dedup --format protobuf --out").
Output(aconfigFlagsPb).
Textf("--filter container:%s+state:ENABLED", container).
Textf("--filter container:%s+permission:READ_WRITE", container)
for _, cache := range caches {
cmd.FlagWithInput("--cache ", cache)
}
aconfigFlagsPbBuilder.Build(container+"_aconfig_flags_pb", "build aconfig_flags.pb")
installEtcDir := dir.Join(ctx, "etc")
installAconfigFlagsPath := installEtcDir.Join(ctx, "aconfig_flags.pb")
builder.Command().Text("mkdir -p ").Text(installEtcDir.String())
builder.Command().Text("cp").Input(aconfigFlagsPb).Text(installAconfigFlagsPath.String())
*fullInstallPaths = append(*fullInstallPaths, FullInstallPathInfo{
FullInstallPath: fullInstallPath.Join(ctx, "etc/aconfig_flags.pb"),
SourcePath: aconfigFlagsPb,
})
f.appendToEntry(ctx, installAconfigFlagsPath)
// To enable fingerprint, we need to have v2 storage files. The default version is 1.
storageFilesVersion := 1
if ctx.Config().ReleaseFingerprintAconfigPackages() {
storageFilesVersion = 2
}
installAconfigStorageDir := installEtcDir.Join(ctx, "aconfig")
builder.Command().Text("mkdir -p").Text(installAconfigStorageDir.String())
generatePartitionAconfigStorageFile := func(fileType, fileName string) {
outPath := android.PathForModuleOut(ctx, "aconfig", container, fileName)
installPath := installAconfigStorageDir.Join(ctx, fileName)
ctx.Build(pctx, android.BuildParams{
Rule: aconfigCreateStorage,
Input: aconfigFlagsPb,
Output: outPath,
Args: map[string]string{
"container": container,
"fileType": fileType,
"version": strconv.Itoa(storageFilesVersion),
},
})
builder.Command().
Text("cp").Input(outPath).Text(installPath.String())
*fullInstallPaths = append(*fullInstallPaths, FullInstallPathInfo{
SourcePath: outPath,
FullInstallPath: fullInstallPath.Join(ctx, "etc/aconfig", fileName),
})
f.appendToEntry(ctx, installPath)
}
if ctx.Config().ReleaseCreateAconfigStorageFile() {
generatePartitionAconfigStorageFile("package_map", "package.map")
generatePartitionAconfigStorageFile("flag_map", "flag.map")
generatePartitionAconfigStorageFile("flag_val", "flag.val")
generatePartitionAconfigStorageFile("flag_info", "flag.info")
}
}
buildAconfigFlagsFiles(partition, dir, fullInstallPath)
for _, subPartition := range android.SortedKeys(subPartitionsFound) {
if subPartitionsFound[subPartition] {
buildAconfigFlagsFiles(subPartition, dir.Join(ctx, subPartition), fullInstallPath.Join(ctx, subPartition))
}
}
}
|