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package android
import (
"android/soong/android/team_proto"
"path/filepath"
"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 moduleTeamInfo struct {
teamName string
bpFile 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]moduleTeamInfo
}
// 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 (this *allTeamsSingleton) lookupDefaultTeam(bpFilePath string) (teamProperties, bool) {
// return the Default_team listed in the package if is there.
if p, ok := this.packages[bpFilePath]; ok {
if t := p.Default_team; t != nil {
return this.teams[*p.Default_team], 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 this.lookupDefaultTeam(filepath.Join(parent, base))
}
// Create a rule to run a tool to collect all the intermediate files
// which list the team per module into one proto file.
func (this *allTeamsSingleton) GenerateBuildActions(ctx SingletonContext) {
this.packages = make(map[string]packageProperties)
this.teams = make(map[string]teamProperties)
this.teams_for_mods = make(map[string]moduleTeamInfo)
ctx.VisitAllModules(func(module Module) {
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 := module.(*packageModule); ok {
// Packages don't have names, use the blueprint file as the key. we can't get qualifiedModuleId in this context.
pkgKey := bpFile
this.packages[pkgKey] = pack.properties
return
}
if team, ok := module.(*teamModule); ok {
this.teams[team.Name()] = team.properties
return
}
// If a team name is given for a module, store it.
// Otherwise store the bpFile so we can do a package walk later.
if module.base().Team() != "" {
this.teams_for_mods[module.Name()] = moduleTeamInfo{teamName: module.base().Team(), bpFile: bpFile}
} else {
this.teams_for_mods[module.Name()] = moduleTeamInfo{bpFile: bpFile}
}
})
// 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 := this.lookupTeamForAllModules()
this.outputPath = PathForOutput(ctx, ownershipDirectory, allTeamsFile)
data, err := proto.Marshal(allTeams)
if err != nil {
ctx.Errorf("Unable to marshal team data. %s", err)
}
WriteFileRuleVerbatim(ctx, this.outputPath, string(data))
ctx.Phony("all_teams", this.outputPath)
}
func (this *allTeamsSingleton) MakeVars(ctx MakeVarsContext) {
ctx.DistForGoal("all_teams", this.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 (this *allTeamsSingleton) lookupTeamForAllModules() *team_proto.AllTeams {
teamsProto := make([]*team_proto.Team, len(this.teams_for_mods))
for i, moduleName := range SortedKeys(this.teams_for_mods) {
m, _ := this.teams_for_mods[moduleName]
teamName := m.teamName
var teamProperties teamProperties
found := false
if teamName != "" {
teamProperties, found = this.teams[teamName]
} else {
teamProperties, found = this.lookupDefaultTeam(m.bpFile)
}
trendy_team_id := ""
if found {
trendy_team_id = *teamProperties.Trendy_team_id
}
var files []string
teamData := new(team_proto.Team)
if trendy_team_id != "" {
*teamData = team_proto.Team{
TrendyTeamId: proto.String(trendy_team_id),
TargetName: proto.String(moduleName),
Path: proto.String(m.bpFile),
File: files,
}
} else {
// Clients rely on the TrendyTeamId optional field not being set.
*teamData = team_proto.Team{
TargetName: proto.String(moduleName),
Path: proto.String(m.bpFile),
File: files,
}
}
teamsProto[i] = teamData
}
return &team_proto.AllTeams{Teams: teamsProto}
}
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