tequilaOS/platform_build_soong
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Convert .meta_lic files to textproto

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Make it easier to write tools against .meta_lic files and store complex
data by writing them in textproto.

Test: builds

Change-Id: I54bb82cc5581d17078fd0f56eed43a7364dc70db
This commit is contained in:
Colin Cross 2021-10-20 16:24:13 -07:00 committed by Bob Badour
parent 1caea35278
commit 34c7832aaa
6 changed files with 766 additions and 0 deletions
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9
android/licenses.go
View file

@ -308,3 +308,12 @@ type LicenseInfo struct {
}
var LicenseInfoProvider = blueprint.NewProvider(LicenseInfo{})
func init() {
RegisterMakeVarsProvider(pctx, licensesMakeVarsProvider)
}
func licensesMakeVarsProvider(ctx MakeVarsContext) {
ctx.Strict("BUILD_LICENSE_METADATA",
ctx.Config().HostToolPath(ctx, "build_license_metadata").String())
}

29
compliance/build_license_metadata/Android.bp Normal file
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@ -0,0 +1,29 @@
// Copyright 2021 Google Inc. All rights reserved.
//
// 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 {
default_applicable_licenses: ["Android-Apache-2.0"],
}
blueprint_go_binary {
name: "build_license_metadata",
srcs: [
"build_license_metadata.go",
],
deps: [
"license_metadata_proto",
"golang-protobuf-proto",
"golang-protobuf-encoding-prototext",
],
}

174
compliance/build_license_metadata/build_license_metadata.go Normal file
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@ -0,0 +1,174 @@
// Copyright 2021 Google Inc. All rights reserved.
//
// 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 main
import (
"flag"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strings"
"google.golang.org/protobuf/encoding/prototext"
"google.golang.org/protobuf/proto"
"android/soong/compliance/license_metadata_proto"
)
var (
packageName = flag.String("p", "", "license package name")
moduleType = newMultiString("mt", "module type")
moduleClass = newMultiString("mc", "module class")
kinds = newMultiString("k", "license kinds")
conditions = newMultiString("c", "license conditions")
notices = newMultiString("n", "license notice file")
deps = newMultiString("d", "license metadata file dependency")
sources = newMultiString("s", "source (input) dependency")
built = newMultiString("t", "built targets")
installed = newMultiString("i", "installed targets")
roots = newMultiString("r", "root directory of project")
installedMap = newMultiString("m", "map dependent targets to their installed names")
isContainer = flag.Bool("is_container", false, "preserved dependent target name when given")
outFile = flag.String("o", "", "output file")
)
func newMultiString(name, usage string) *multiString {
var f multiString
flag.Var(&f, name, usage)
return &f
}
type multiString []string
func (ms *multiString) String() string { return strings.Join(*ms, ", ") }
func (ms *multiString) Set(s string) error { *ms = append(*ms, s); return nil }
func main() {
flag.Parse()
metadata := license_metadata_proto.LicenseMetadata{}
metadata.PackageName = proto.String(*packageName)
metadata.ModuleTypes = *moduleType
metadata.ModuleClasses = *moduleClass
metadata.IsContainer = proto.Bool(*isContainer)
metadata.Projects = findGitRoots(*roots)
metadata.LicenseKinds = *kinds
metadata.LicenseConditions = *conditions
metadata.LicenseTexts = *notices
metadata.Built = *built
metadata.Installed = *installed
metadata.InstallMap = convertInstalledMap(*installedMap)
metadata.Sources = *sources
metadata.Deps = convertDependencies(*deps)
err := writeMetadata(*outFile, &metadata)
if err != nil {
fmt.Fprintf(os.Stderr, "error: %s\n", err.Error())
os.Exit(2)
}
}
func findGitRoots(dirs []string) []string {
ret := make([]string, len(dirs))
for i, dir := range dirs {
ret[i] = findGitRoot(dir)
}
return ret
}
// findGitRoot finds the directory at or above dir that contains a ".git" directory. This isn't
// guaranteed to exist, for example during remote execution, when sandboxed, when building from
// infrastructure that doesn't use git, or when the .git directory has been removed to save space,
// but it should be good enough for local builds. If no .git directory is found the original value
// is returned.
func findGitRoot(dir string) string {
orig := dir
for dir != "" && dir != "." && dir != "/" {
_, err := os.Stat(filepath.Join(dir, ".git"))
if err == nil {
// Found dir/.git, return dir.
return dir
} else if !os.IsNotExist(err) {
// Error finding .git, return original input.
return orig
}
dir, _ = filepath.Split(dir)
dir = strings.TrimSuffix(dir, "/")
}
return orig
}
// convertInstalledMap converts a list of colon-separated from:to pairs into InstallMap proto
// messages.
func convertInstalledMap(installMaps []string) []*license_metadata_proto.InstallMap {
var ret []*license_metadata_proto.InstallMap
for _, installMap := range installMaps {
components := strings.Split(installMap, ":")
if len(components) != 2 {
panic(fmt.Errorf("install map entry %q contains %d colons, expected 1", len(components)-1))
}
ret = append(ret, &license_metadata_proto.InstallMap{
FromPath: proto.String(components[0]),
ContainerPath: proto.String(components[1]),
})
}
return ret
}
// convertDependencies converts a colon-separated tuple of dependency:annotation:annotation...
// into AnnotatedDependency proto messages.
func convertDependencies(deps []string) []*license_metadata_proto.AnnotatedDependency {
var ret []*license_metadata_proto.AnnotatedDependency
for _, d := range deps {
components := strings.Split(d, ":")
dep := components[0]
components = components[1:]
ad := &license_metadata_proto.AnnotatedDependency{
File: proto.String(dep),
Annotations: make([]string, 0, len(components)),
}
for _, ann := range components {
if len(ann) == 0 {
continue
}
ad.Annotations = append(ad.Annotations, ann)
}
ret = append(ret, ad)
}
return ret
}
func writeMetadata(file string, metadata *license_metadata_proto.LicenseMetadata) error {
buf, err := prototext.MarshalOptions{Multiline: true}.Marshal(metadata)
if err != nil {
return fmt.Errorf("error marshalling textproto: %w", err)
}
if file != "" {
err = ioutil.WriteFile(file, buf, 0666)
if err != nil {
return fmt.Errorf("error writing textproto %q: %w", file, err)
}
} else {
_, _ = os.Stdout.Write(buf)
}
return nil
}

27
compliance/license_metadata_proto/Android.bp Normal file
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@ -0,0 +1,27 @@
// Copyright 2021 Google Inc. All rights reserved.
//
// 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 {
default_applicable_licenses: ["Android-Apache-2.0"],
}
bootstrap_go_package {
name: "license_metadata_proto",
pkgPath: "android/soong/compliance/license_metadata_proto",
srcs: ["license_metadata.pb.go"],
deps: [
"golang-protobuf-reflect-protoreflect",
"golang-protobuf-runtime-protoimpl",
],
}

451
compliance/license_metadata_proto/license_metadata.pb.go Normal file
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@ -0,0 +1,451 @@
// Copyright 2021 Google Inc. All Rights Reserved.
//
// 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.
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.27.1
// protoc v3.19.0
// source: license_metadata.proto
package license_metadata_proto
import (
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
type LicenseMetadata struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// package_name identifies the source package. License texts are named relative to the package name.
PackageName *string `protobuf:"bytes,1,opt,name=package_name,json=packageName" json:"package_name,omitempty"`
ModuleTypes []string `protobuf:"bytes,2,rep,name=module_types,json=moduleTypes" json:"module_types,omitempty"`
ModuleClasses []string `protobuf:"bytes,3,rep,name=module_classes,json=moduleClasses" json:"module_classes,omitempty"`
// projects identifies the git project(s) containing the associated source code.
Projects []string `protobuf:"bytes,4,rep,name=projects" json:"projects,omitempty"`
// license_kinds lists the kinds of licenses. e.g. SPDX-license-identifier-Apache-2.0 or legacy_notice.
LicenseKinds []string `protobuf:"bytes,5,rep,name=license_kinds,json=licenseKinds" json:"license_kinds,omitempty"`
// license_conditions lists the conditions that apply to the license kinds. e.g. notice or restricted.
LicenseConditions []string `protobuf:"bytes,6,rep,name=license_conditions,json=licenseConditions" json:"license_conditions,omitempty"`
// license_texts lists the filenames of the associated license text(s).
LicenseTexts []string `protobuf:"bytes,7,rep,name=license_texts,json=licenseTexts" json:"license_texts,omitempty"`
// is_container is true for target types that merely aggregate. e.g. .img or .zip files.
IsContainer *bool `protobuf:"varint,8,opt,name=is_container,json=isContainer" json:"is_container,omitempty"`
// built lists the built targets.
Built []string `protobuf:"bytes,9,rep,name=built" json:"built,omitempty"`
// installed lists the installed targets.
Installed []string `protobuf:"bytes,10,rep,name=installed" json:"installed,omitempty"`
// installMap identifies the substitutions to make to path names when moving into installed location.
InstallMap []*InstallMap `protobuf:"bytes,11,rep,name=install_map,json=installMap" json:"install_map,omitempty"`
// sources lists the targets depended on.
Sources []string `protobuf:"bytes,12,rep,name=sources" json:"sources,omitempty"`
// deps lists the license metadata files depended on.
Deps []*AnnotatedDependency `protobuf:"bytes,13,rep,name=deps" json:"deps,omitempty"`
}
func (x *LicenseMetadata) Reset() {
*x = LicenseMetadata{}
if protoimpl.UnsafeEnabled {
mi := &file_license_metadata_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *LicenseMetadata) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*LicenseMetadata) ProtoMessage() {}
func (x *LicenseMetadata) ProtoReflect() protoreflect.Message {
mi := &file_license_metadata_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use LicenseMetadata.ProtoReflect.Descriptor instead.
func (*LicenseMetadata) Descriptor() ([]byte, []int) {
return file_license_metadata_proto_rawDescGZIP(), []int{0}
}
func (x *LicenseMetadata) GetPackageName() string {
if x != nil && x.PackageName != nil {
return *x.PackageName
}
return ""
}
func (x *LicenseMetadata) GetModuleTypes() []string {
if x != nil {
return x.ModuleTypes
}
return nil
}
func (x *LicenseMetadata) GetModuleClasses() []string {
if x != nil {
return x.ModuleClasses
}
return nil
}
func (x *LicenseMetadata) GetProjects() []string {
if x != nil {
return x.Projects
}
return nil
}
func (x *LicenseMetadata) GetLicenseKinds() []string {
if x != nil {
return x.LicenseKinds
}
return nil
}
func (x *LicenseMetadata) GetLicenseConditions() []string {
if x != nil {
return x.LicenseConditions
}
return nil
}
func (x *LicenseMetadata) GetLicenseTexts() []string {
if x != nil {
return x.LicenseTexts
}
return nil
}
func (x *LicenseMetadata) GetIsContainer() bool {
if x != nil && x.IsContainer != nil {
return *x.IsContainer
}
return false
}
func (x *LicenseMetadata) GetBuilt() []string {
if x != nil {
return x.Built
}
return nil
}
func (x *LicenseMetadata) GetInstalled() []string {
if x != nil {
return x.Installed
}
return nil
}
func (x *LicenseMetadata) GetInstallMap() []*InstallMap {
if x != nil {
return x.InstallMap
}
return nil
}
func (x *LicenseMetadata) GetSources() []string {
if x != nil {
return x.Sources
}
return nil
}
func (x *LicenseMetadata) GetDeps() []*AnnotatedDependency {
if x != nil {
return x.Deps
}
return nil
}
// InstallMap messages describe the mapping from an input filesystem file to the path to the file
// in a container.
type InstallMap struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The input path on the filesystem.
FromPath *string `protobuf:"bytes,1,opt,name=from_path,json=fromPath" json:"from_path,omitempty"`
// The path to the file inside the container or installed location.
ContainerPath *string `protobuf:"bytes,2,opt,name=container_path,json=containerPath" json:"container_path,omitempty"`
}
func (x *InstallMap) Reset() {
*x = InstallMap{}
if protoimpl.UnsafeEnabled {
mi := &file_license_metadata_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *InstallMap) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*InstallMap) ProtoMessage() {}
func (x *InstallMap) ProtoReflect() protoreflect.Message {
mi := &file_license_metadata_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use InstallMap.ProtoReflect.Descriptor instead.
func (*InstallMap) Descriptor() ([]byte, []int) {
return file_license_metadata_proto_rawDescGZIP(), []int{1}
}
func (x *InstallMap) GetFromPath() string {
if x != nil && x.FromPath != nil {
return *x.FromPath
}
return ""
}
func (x *InstallMap) GetContainerPath() string {
if x != nil && x.ContainerPath != nil {
return *x.ContainerPath
}
return ""
}
// AnnotateDepencency messages describe edges in the build graph.
type AnnotatedDependency struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The path to the dependency license metadata file.
File *string `protobuf:"bytes,1,opt,name=file" json:"file,omitempty"`
// The annotations attached to the dependency.
Annotations []string `protobuf:"bytes,2,rep,name=annotations" json:"annotations,omitempty"`
}
func (x *AnnotatedDependency) Reset() {
*x = AnnotatedDependency{}
if protoimpl.UnsafeEnabled {
mi := &file_license_metadata_proto_msgTypes[2]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *AnnotatedDependency) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*AnnotatedDependency) ProtoMessage() {}
func (x *AnnotatedDependency) ProtoReflect() protoreflect.Message {
mi := &file_license_metadata_proto_msgTypes[2]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use AnnotatedDependency.ProtoReflect.Descriptor instead.
func (*AnnotatedDependency) Descriptor() ([]byte, []int) {
return file_license_metadata_proto_rawDescGZIP(), []int{2}
}
func (x *AnnotatedDependency) GetFile() string {
if x != nil && x.File != nil {
return *x.File
}
return ""
}
func (x *AnnotatedDependency) GetAnnotations() []string {
if x != nil {
return x.Annotations
}
return nil
}
var File_license_metadata_proto protoreflect.FileDescriptor
var file_license_metadata_proto_rawDesc = []byte{
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}
var (
file_license_metadata_proto_rawDescOnce sync.Once
file_license_metadata_proto_rawDescData = file_license_metadata_proto_rawDesc
)
func file_license_metadata_proto_rawDescGZIP() []byte {
file_license_metadata_proto_rawDescOnce.Do(func() {
file_license_metadata_proto_rawDescData = protoimpl.X.CompressGZIP(file_license_metadata_proto_rawDescData)
})
return file_license_metadata_proto_rawDescData
}
var file_license_metadata_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
var file_license_metadata_proto_goTypes = []interface{}{
(*LicenseMetadata)(nil), // 0: build_license_metadata.LicenseMetadata
(*InstallMap)(nil), // 1: build_license_metadata.InstallMap
(*AnnotatedDependency)(nil), // 2: build_license_metadata.AnnotatedDependency
}
var file_license_metadata_proto_depIdxs = []int32{
1, // 0: build_license_metadata.LicenseMetadata.install_map:type_name -> build_license_metadata.InstallMap
2, // 1: build_license_metadata.LicenseMetadata.deps:type_name -> build_license_metadata.AnnotatedDependency
2, // [2:2] is the sub-list for method output_type
2, // [2:2] is the sub-list for method input_type
2, // [2:2] is the sub-list for extension type_name
2, // [2:2] is the sub-list for extension extendee
0, // [0:2] is the sub-list for field type_name
}
func init() { file_license_metadata_proto_init() }
func file_license_metadata_proto_init() {
if File_license_metadata_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_license_metadata_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*LicenseMetadata); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_license_metadata_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*InstallMap); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_license_metadata_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*AnnotatedDependency); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_license_metadata_proto_rawDesc,
NumEnums: 0,
NumMessages: 3,
NumExtensions: 0,
NumServices: 0,
},
GoTypes: file_license_metadata_proto_goTypes,
DependencyIndexes: file_license_metadata_proto_depIdxs,
MessageInfos: file_license_metadata_proto_msgTypes,
}.Build()
File_license_metadata_proto = out.File
file_license_metadata_proto_rawDesc = nil
file_license_metadata_proto_goTypes = nil
file_license_metadata_proto_depIdxs = nil
}

76
compliance/license_metadata_proto/license_metadata.proto Normal file
View file

@ -0,0 +1,76 @@
// Copyright 2021 Google Inc. All Rights Reserved.
//
// 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.
syntax = "proto2";
package build_license_metadata;
option go_package = "android/soong/compliance/license_metadata_proto";
message LicenseMetadata {
// package_name identifies the source package. License texts are named relative to the package name.
optional string package_name = 1;
repeated string module_types = 2;
repeated string module_classes = 3;
// projects identifies the git project(s) containing the associated source code.
repeated string projects = 4;
// license_kinds lists the kinds of licenses. e.g. SPDX-license-identifier-Apache-2.0 or legacy_notice.
repeated string license_kinds = 5;
// license_conditions lists the conditions that apply to the license kinds. e.g. notice or restricted.
repeated string license_conditions = 6;
// license_texts lists the filenames of the associated license text(s).
repeated string license_texts = 7;
// is_container is true for target types that merely aggregate. e.g. .img or .zip files.
optional bool is_container = 8;
// built lists the built targets.
repeated string built = 9;
// installed lists the installed targets.
repeated string installed = 10;
// installMap identifies the substitutions to make to path names when moving into installed location.
repeated InstallMap install_map = 11;
// sources lists the targets depended on.
repeated string sources = 12;
// deps lists the license metadata files depended on.
repeated AnnotatedDependency deps = 13;
}
// InstallMap messages describe the mapping from an input filesystem file to the path to the file
// in a container.
message InstallMap {
// The input path on the filesystem.
optional string from_path = 1;
// The path to the file inside the container or installed location.
optional string container_path = 2;
}
// AnnotateDepencency messages describe edges in the build graph.
message AnnotatedDependency {
// The path to the dependency license metadata file.
optional string file = 1;
// The annotations attached to the dependency.
repeated string annotations = 2;
}