| // Copyright 2022 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 report |
| |
| import ( |
| "context" |
| "fmt" |
| "sync" |
| |
| "tools/treble/build/report/app" |
| ) |
| |
| // Channel data structures, include explicit error field to reply to each input |
| type buildTargetData struct { |
| input *app.BuildInput |
| buildSteps int |
| error bool |
| } |
| type buildSourceData struct { |
| source string |
| query *app.BuildQuery |
| error bool |
| } |
| type buildPathData struct { |
| filename string |
| path *app.BuildPath |
| error bool |
| } |
| |
| // |
| // create build target from using repo data |
| // |
| func createBuildTarget(ctx context.Context, rtx *Context, buildTarget *buildTargetData) *app.BuildTarget { |
| out := &app.BuildTarget{Name: buildTarget.input.Target, |
| Steps: buildTarget.buildSteps, |
| Projects: make(map[string]*app.GitProject), |
| FileCount: len(buildTarget.input.Files), |
| } |
| |
| for _, f := range buildTarget.input.Files { |
| proj, buildFile := lookupProjectFile(ctx, rtx, f) |
| if buildFile != nil { |
| if buildProj, exists := out.Projects[proj.Name]; exists { |
| buildProj.Files[buildFile.Filename] = buildFile |
| } else { |
| out.Projects[proj.Name] = |
| &app.GitProject{ |
| RepoDir: proj.GitProj.RepoDir, |
| WorkDir: proj.GitProj.WorkDir, |
| GitDir: proj.GitProj.GitDir, |
| Remote: proj.GitProj.Remote, |
| RemoteUrl: proj.GitProj.RemoteUrl, |
| Revision: proj.GitProj.Revision, |
| Files: map[string]*app.GitTreeObj{buildFile.Filename: buildFile}} |
| } |
| } |
| } |
| return (out) |
| } |
| |
| // Setup routines to resolve target names to app.BuildInput objects |
| func targetResolvers(ctx context.Context, rtx *Context) (chan string, chan *buildTargetData) { |
| var wg sync.WaitGroup |
| inChan := make(chan string) |
| outChan := make(chan *buildTargetData) |
| for i := 0; i < rtx.BuildWorkerCount; i++ { |
| wg.Add(1) |
| go func() { |
| for targetName := range inChan { |
| var buildSteps int |
| cmds, err := rtx.Build.Command(ctx, targetName) |
| if err == nil { |
| buildSteps = len(cmds.Cmds) |
| } |
| input, err := rtx.Build.Input(ctx, targetName) |
| if input == nil { |
| fmt.Printf("Failed to get input %s (%s)\n", targetName, err) |
| } else { |
| outChan <- &buildTargetData{input: input, buildSteps: buildSteps, error: err != nil} |
| } |
| } |
| wg.Done() |
| }() |
| } |
| go func() { |
| wg.Wait() |
| close(outChan) |
| }() |
| |
| return inChan, outChan |
| } |
| |
| // |
| // Setup routines to resolve build input targets to BuildTarget |
| func resolveBuildInputs(ctx context.Context, rtx *Context, inChan chan *buildTargetData) chan *app.BuildTarget { |
| var wg sync.WaitGroup |
| outChan := make(chan *app.BuildTarget) |
| for i := 0; i < rtx.BuildWorkerCount; i++ { |
| wg.Add(1) |
| go func() { |
| for buildTarget := range inChan { |
| outChan <- createBuildTarget(ctx, rtx, buildTarget) |
| } |
| wg.Done() |
| }() |
| } |
| go func() { |
| wg.Wait() |
| close(outChan) |
| }() |
| return outChan |
| } |
| |
| // Setup routines to resolve source file to query |
| func queryResolvers(ctx context.Context, rtx *Context) (chan string, chan *buildSourceData) { |
| var wg sync.WaitGroup |
| inChan := make(chan string) |
| outChan := make(chan *buildSourceData) |
| for i := 0; i < rtx.BuildWorkerCount; i++ { |
| wg.Add(1) |
| go func() { |
| for srcName := range inChan { |
| query, err := rtx.Build.Query(ctx, srcName) |
| outChan <- &buildSourceData{source: srcName, query: query, error: err != nil} |
| } |
| wg.Done() |
| }() |
| } |
| go func() { |
| wg.Wait() |
| close(outChan) |
| }() |
| |
| return inChan, outChan |
| } |
| |
| // Setup routines to resolve paths |
| func pathsResolvers(ctx context.Context, rtx *Context, target string, singlePath bool) (chan string, chan *buildPathData) { |
| var wg sync.WaitGroup |
| inChan := make(chan string) |
| outChan := make(chan *buildPathData) |
| for i := 0; i < rtx.BuildWorkerCount; i++ { |
| wg.Add(1) |
| go func() { |
| for dep := range inChan { |
| if singlePath { |
| path, err := rtx.Build.Path(ctx, target, dep) |
| outChan <- &buildPathData{filename: dep, path: path, error: err != nil} |
| } else { |
| paths, err := rtx.Build.Paths(ctx, target, dep) |
| if err != nil { |
| outChan <- &buildPathData{filename: dep, path: nil, error: true} |
| } else { |
| for _, path := range paths { |
| |
| outChan <- &buildPathData{filename: dep, path: path, error: false} |
| } |
| } |
| } |
| } |
| wg.Done() |
| }() |
| } |
| go func() { |
| wg.Wait() |
| close(outChan) |
| }() |
| |
| return inChan, outChan |
| } |