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package android
import (
"path"
"path/filepath"
"android/soong/android/team_proto"
"google.golang.org/protobuf/proto"
)
const ownershipDirectory = "ownership"
const allTeamsFile = "all_teams.pb"
func AllTeamsFactory() Singleton {
return &allTeamsSingleton{}
}
func init() {
registerAllTeamBuildComponents(InitRegistrationContext)
}
func registerAllTeamBuildComponents(ctx RegistrationContext) {
ctx.RegisterParallelSingletonType("all_teams", AllTeamsFactory)
}
// For each module, list the team or the bpFile the module is defined in.
type moduleTeamAndTestInfo struct {
// Name field from bp file for the team
teamName string
// Blueprint file the module is located in.
bpFile string
// Is this module only used by tests.
testOnly bool
// Is this a directly testable target by running the module directly
// or via tradefed.
topLevelTestTarget bool
// String name indicating the module, like `java_library` for reporting.
kind string
}
type allTeamsSingleton struct {
// Path where the collected metadata is stored after successful validation.
outputPath OutputPath
// Map of all package modules we visit during GenerateBuildActions
packages map[string]packageProperties
// Map of all team modules we visit during GenerateBuildActions
teams map[string]teamProperties
// Keeps track of team information or bp file for each module we visit.
teams_for_mods map[string]moduleTeamAndTestInfo
}
// See if there is a package module for the given bpFilePath with a team defined, if so return the team.
// If not ascend up to the parent directory and do the same.
func (t *allTeamsSingleton) lookupDefaultTeam(bpFilePath string) (teamProperties, bool) {
// return the Default_team listed in the package if is there.
if p, ok := t.packages[bpFilePath]; ok {
if defaultTeam := p.Default_team; defaultTeam != nil {
return t.teams[*defaultTeam], true
}
}
// Strip a directory and go up.
// Does android/paths.go basePath,SourcePath help?
current, base := filepath.Split(bpFilePath)
current = filepath.Clean(current) // removes trailing slash, convert "" -> "."
parent, _ := filepath.Split(current)
if current == "." {
return teamProperties{}, false
}
return t.lookupDefaultTeam(filepath.Join(parent, base))
}
// Visit all modules and collect all teams and use WriteFileRuleVerbatim
// to write it out.
func (t *allTeamsSingleton) GenerateBuildActions(ctx SingletonContext) {
t.packages = make(map[string]packageProperties)
t.teams = make(map[string]teamProperties)
t.teams_for_mods = make(map[string]moduleTeamAndTestInfo)
ctx.VisitAllModuleProxies(func(module ModuleProxy) {
bpFile := ctx.BlueprintFile(module)
// Package Modules and Team Modules are stored in a map so we can look them up by name for
// modules without a team.
if pack, ok := OtherModuleProvider(ctx, module, PackageInfoProvider); ok {
// Packages don't have names, use the blueprint file as the key. we can't get qualifiedModuleId in t context.
pkgKey := bpFile
t.packages[pkgKey] = pack.Properties
return
}
if team, ok := OtherModuleProvider(ctx, module, TeamInfoProvider); ok {
t.teams[module.Name()] = team.Properties
return
}
testModInfo := TestModuleInformation{}
if tmi, ok := OtherModuleProvider(ctx, module, TestOnlyProviderKey); ok {
testModInfo = tmi
}
// Some modules, like java_test_host don't set the provider when the module isn't enabled:
// test_only, top_level
// AVFHostTestCases{os:linux_glibc,arch:common} {true true}
// AVFHostTestCases{os:windows,arch:common} {false false}
// Generally variant information of true override false or unset.
if testModInfo.TestOnly == false {
if prevValue, exists := t.teams_for_mods[module.Name()]; exists {
if prevValue.testOnly == true {
return
}
}
}
entry := moduleTeamAndTestInfo{
bpFile: bpFile,
testOnly: testModInfo.TestOnly,
topLevelTestTarget: testModInfo.TopLevelTarget,
kind: ctx.ModuleType(module),
teamName: OtherModuleProviderOrDefault(ctx, module, CommonModuleInfoProvider).Team,
}
t.teams_for_mods[module.Name()] = entry
})
// Visit all modules again and lookup the team name in the package or parent package if the team
// isn't assignged at the module level.
allTeams := t.lookupTeamForAllModules()
t.outputPath = PathForOutput(ctx, ownershipDirectory, allTeamsFile)
data, err := proto.Marshal(allTeams)
if err != nil {
ctx.Errorf("Unable to marshal team data. %s", err)
}
WriteFileRuleVerbatim(ctx, t.outputPath, string(data))
ctx.Phony("all_teams", t.outputPath)
ctx.DistForGoal("all_teams", t.outputPath)
}
// Visit every (non-package, non-team) module and write out a proto containing
// either the declared team data for that module or the package default team data for that module.
func (t *allTeamsSingleton) lookupTeamForAllModules() *team_proto.AllTeams {
teamsProto := make([]*team_proto.Team, len(t.teams_for_mods))
for i, moduleName := range SortedKeys(t.teams_for_mods) {
m, _ := t.teams_for_mods[moduleName]
teamName := m.teamName
var teamProperties teamProperties
found := false
if teamName != "" {
teamProperties, found = t.teams[teamName]
} else {
teamProperties, found = t.lookupDefaultTeam(m.bpFile)
}
// Deal with one blueprint file including another by looking up the default
// in the main Android.bp rather than one listed with "build = [My.bp]"
if !found {
teamProperties, found = t.lookupDefaultTeam(path.Join(path.Dir(m.bpFile), "Android.bp"))
}
trendy_team_id := ""
if found {
trendy_team_id = *teamProperties.Trendy_team_id
}
teamData := new(team_proto.Team)
*teamData = team_proto.Team{
TargetName: proto.String(moduleName),
Path: proto.String(m.bpFile),
TestOnly: proto.Bool(m.testOnly),
TopLevelTarget: proto.Bool(m.topLevelTestTarget),
Kind: proto.String(m.kind),
}
if trendy_team_id != "" {
teamData.TrendyTeamId = proto.String(trendy_team_id)
} else {
// Clients rely on the TrendyTeamId optional field not being set.
}
teamsProto[i] = teamData
}
return &team_proto.AllTeams{Teams: teamsProto}
}
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