コード例 #1
0
ファイル: main.go プロジェクト: saltmueller/skia-buildbot
func main() {
	defer common.LogPanic()
	worker_common.Init()
	if !*worker_common.Local {
		defer util.CleanTmpDir()
	}
	defer util.TimeTrack(time.Now(), "Running Chromium Perf")
	defer glog.Flush()

	// Validate required arguments.
	if *chromiumBuildNoPatch == "" {
		glog.Error("Must specify --chromium_build_nopatch")
		return
	}
	if *chromiumBuildWithPatch == "" {
		glog.Error("Must specify --chromium_build_withpatch")
		return
	}
	if *runID == "" {
		glog.Error("Must specify --run_id")
		return
	}
	if *runIDNoPatch == "" {
		glog.Error("Must specify --run_id_nopatch")
		return
	}
	if *runIDWithPatch == "" {
		glog.Error("Must specify --run_id_withpatch")
		return
	}
	if *benchmarkName == "" {
		glog.Error("Must specify --benchmark_name")
		return
	}

	// Reset the local chromium checkout.
	if err := util.ResetCheckout(util.ChromiumSrcDir); err != nil {
		glog.Errorf("Could not reset %s: %s", util.ChromiumSrcDir, err)
		return
	}
	// Sync the local chromium checkout.
	if err := util.SyncDir(util.ChromiumSrcDir); err != nil {
		glog.Errorf("Could not gclient sync %s: %s", util.ChromiumSrcDir, err)
		return
	}

	// Create the task file so that the master knows this worker is still busy.
	skutil.LogErr(util.CreateTaskFile(util.ACTIVITY_RUNNING_CHROMIUM_PERF))
	defer util.DeleteTaskFile(util.ACTIVITY_RUNNING_CHROMIUM_PERF)

	if *targetPlatform == util.PLATFORM_ANDROID {
		if err := adb.VerifyLocalDevice(); err != nil {
			// Android device missing or offline.
			glog.Errorf("Could not find Android device: %s", err)
			return
		}
		// Kill adb server to make sure we start from a clean slate.
		skutil.LogErr(util.ExecuteCmd(util.BINARY_ADB, []string{"kill-server"}, []string{},
			util.ADB_ROOT_TIMEOUT, nil, nil))
		// Make sure adb shell is running as root.
		skutil.LogErr(util.ExecuteCmd(util.BINARY_ADB, []string{"root"}, []string{},
			util.ADB_ROOT_TIMEOUT, nil, nil))
	}

	// Instantiate GsUtil object.
	gs, err := util.NewGsUtil(nil)
	if err != nil {
		glog.Error(err)
		return
	}

	// Download the benchmark patch for this run from Google storage.
	benchmarkPatchName := *runID + ".benchmark.patch"
	benchmarkPatchLocalPath := filepath.Join(os.TempDir(), benchmarkPatchName)
	remoteDir := filepath.Join(util.ChromiumPerfRunsDir, *runID)
	benchmarkPatchRemotePath := filepath.Join(remoteDir, benchmarkPatchName)
	respBody, err := gs.GetRemoteFileContents(benchmarkPatchRemotePath)
	if err != nil {
		glog.Errorf("Could not fetch %s: %s", benchmarkPatchRemotePath, err)
		return
	}
	defer skutil.Close(respBody)
	buf := new(bytes.Buffer)
	if _, err := buf.ReadFrom(respBody); err != nil {
		glog.Errorf("Could not read from %s: %s", benchmarkPatchRemotePath, err)
		return
	}
	if err := ioutil.WriteFile(benchmarkPatchLocalPath, buf.Bytes(), 0666); err != nil {
		glog.Errorf("Unable to create file %s: %s", benchmarkPatchLocalPath, err)
		return
	}
	defer skutil.Remove(benchmarkPatchLocalPath)
	// Apply benchmark patch to the local chromium checkout.
	if buf.Len() > 10 {
		if err := util.ApplyPatch(benchmarkPatchLocalPath, util.ChromiumSrcDir); err != nil {
			glog.Errorf("Could not apply Telemetry's patch in %s: %s", util.ChromiumSrcDir, err)
			return
		}
	}

	// Download the specified chromium builds.
	for _, chromiumBuild := range []string{*chromiumBuildNoPatch, *chromiumBuildWithPatch} {
		if err := gs.DownloadChromiumBuild(chromiumBuild); err != nil {
			glog.Error(err)
			return
		}
		//Delete the chromium build to save space when we are done.
		defer skutil.RemoveAll(filepath.Join(util.ChromiumBuildsDir, chromiumBuild))
	}

	chromiumBinaryNoPatch := filepath.Join(util.ChromiumBuildsDir, *chromiumBuildNoPatch, util.BINARY_CHROME)
	chromiumBinaryWithPatch := filepath.Join(util.ChromiumBuildsDir, *chromiumBuildWithPatch, util.BINARY_CHROME)

	// Download pagesets if they do not exist locally.
	if err := gs.DownloadWorkerArtifacts(util.PAGESETS_DIR_NAME, *pagesetType, *workerNum); err != nil {
		glog.Error(err)
		return
	}
	pathToPagesets := filepath.Join(util.PagesetsDir, *pagesetType)

	// Download archives if they do not exist locally.
	if err := gs.DownloadWorkerArtifacts(util.WEB_ARCHIVES_DIR_NAME, *pagesetType, *workerNum); err != nil {
		glog.Error(err)
		return
	}

	// Establish nopatch output paths.
	localOutputDirNoPatch := filepath.Join(util.StorageDir, util.BenchmarkRunsDir, *runIDNoPatch)
	skutil.RemoveAll(localOutputDirNoPatch)
	skutil.MkdirAll(localOutputDirNoPatch, 0700)
	defer skutil.RemoveAll(localOutputDirNoPatch)
	remoteDirNoPatch := filepath.Join(util.BenchmarkRunsDir, *runIDNoPatch)

	// Establish withpatch output paths.
	localOutputDirWithPatch := filepath.Join(util.StorageDir, util.BenchmarkRunsDir, *runIDWithPatch)
	skutil.RemoveAll(localOutputDirWithPatch)
	skutil.MkdirAll(localOutputDirWithPatch, 0700)
	defer skutil.RemoveAll(localOutputDirWithPatch)
	remoteDirWithPatch := filepath.Join(util.BenchmarkRunsDir, *runIDWithPatch)

	// Construct path to the ct_run_benchmark python script.
	_, currentFile, _, _ := runtime.Caller(0)
	pathToPyFiles := filepath.Join(
		filepath.Dir((filepath.Dir(filepath.Dir(filepath.Dir(currentFile))))),
		"py")

	fileInfos, err := ioutil.ReadDir(pathToPagesets)
	if err != nil {
		glog.Errorf("Unable to read the pagesets dir %s: %s", pathToPagesets, err)
		return
	}

	numWorkers := WORKER_POOL_SIZE
	if *targetPlatform == util.PLATFORM_ANDROID || !*runInParallel {
		// Do not run page sets in parallel if the target platform is Android.
		// This is because the nopatch/withpatch APK needs to be installed prior to
		// each run and this will interfere with the parallel runs. Instead of trying
		// to find a complicated solution to this, it makes sense for Android to
		// continue to be serial because it will help guard against
		// crashes/flakiness/inconsistencies which are more prevalent in mobile runs.
		numWorkers = 1
		glog.Infoln("===== Going to run the task serially =====")
	} else {
		glog.Infoln("===== Going to run the task with parallel chrome processes =====")
	}

	// Create channel that contains all pageset file names. This channel will
	// be consumed by the worker pool.
	pagesetRequests := util.GetClosedChannelOfPagesets(fileInfos)

	var wg sync.WaitGroup
	// Use a RWMutex for the chromeProcessesCleaner goroutine to communicate to
	// the workers (acting as "readers") when it wants to be the "writer" and
	// kill all zombie chrome processes.
	var mutex sync.RWMutex

	// Loop through workers in the worker pool.
	for i := 0; i < numWorkers; i++ {
		// Increment the WaitGroup counter.
		wg.Add(1)

		// Create and run a goroutine closure that captures SKPs.
		go func() {
			// Decrement the WaitGroup counter when the goroutine completes.
			defer wg.Done()

			for pagesetName := range pagesetRequests {

				mutex.RLock()

				if err := runBenchmark(pagesetName, pathToPagesets, pathToPyFiles, localOutputDirNoPatch, *chromiumBuildNoPatch, chromiumBinaryNoPatch, *runIDNoPatch, *browserExtraArgsNoPatch); err != nil {
					glog.Errorf("Error while running nopatch benchmark: %s", err)
					return
				}
				if err := runBenchmark(pagesetName, pathToPagesets, pathToPyFiles, localOutputDirWithPatch, *chromiumBuildWithPatch, chromiumBinaryWithPatch, *runIDWithPatch, *browserExtraArgsWithPatch); err != nil {
					glog.Errorf("Error while running withpatch benchmark: %s", err)
					return
				}
				mutex.RUnlock()
			}
		}()
	}

	if !*worker_common.Local {
		// Start the cleaner.
		go util.ChromeProcessesCleaner(&mutex, *chromeCleanerTimer)
	}

	// Wait for all spawned goroutines to complete.
	wg.Wait()

	// If "--output-format=csv-pivot-table" was specified then merge all CSV files and upload.
	if strings.Contains(*benchmarkExtraArgs, "--output-format=csv-pivot-table") {
		if err := mergeUploadCSVFiles(localOutputDirNoPatch, pathToPyFiles, *runIDNoPatch, remoteDirNoPatch, gs); err != nil {
			glog.Errorf("Error while processing nopatch CSV files: %s", err)
			return
		}
		if err := mergeUploadCSVFiles(localOutputDirWithPatch, pathToPyFiles, *runIDWithPatch, remoteDirWithPatch, gs); err != nil {
			glog.Errorf("Error while processing withpatch CSV files: %s", err)
			return
		}
	}
}
コード例 #2
0
ファイル: main.go プロジェクト: kleopatra999/skia-buildbot
func main() {
	common.Init()
	defer util.TimeTrack(time.Now(), "Running Skia Correctness")
	defer glog.Flush()

	if *chromiumBuild == "" {
		glog.Error("Must specify --chromium_build")
		return
	}
	if *runID == "" {
		glog.Error("Must specify --run_id")
		return
	}

	// Create the task file so that the master knows this worker is still busy.
	skutil.LogErr(util.CreateTaskFile(util.ACTIVITY_RUNNING_SKIA_CORRECTNESS))
	defer util.DeleteTaskFile(util.ACTIVITY_RUNNING_SKIA_CORRECTNESS)

	// Establish output paths.
	localOutputDir := filepath.Join(util.StorageDir, util.SkiaCorrectnessRunsDir, *runID)
	skutil.RemoveAll(filepath.Join(util.StorageDir, util.SkiaCorrectnessRunsDir))
	skutil.MkdirAll(localOutputDir, 0700)
	defer skutil.RemoveAll(localOutputDir)
	remoteOutputDir := filepath.Join(util.SkiaCorrectnessRunsDir, *runID, fmt.Sprintf("slave%d", *workerNum))

	// Instantiate GsUtil object.
	gs, err := util.NewGsUtil(nil)
	if err != nil {
		glog.Error(err)
		return
	}

	// Download SKPs if they do not exist locally.
	if err := gs.DownloadWorkerArtifacts(util.SKPS_DIR_NAME, filepath.Join(*pagesetType, *chromiumBuild), *workerNum); err != nil {
		glog.Error(err)
		return
	}
	localSkpsDir := filepath.Join(util.SkpsDir, *pagesetType, *chromiumBuild)

	// Download the Skia patch for this run from Google storage.
	patchName := *runID + ".patch"
	patchLocalPath := filepath.Join(os.TempDir(), patchName)
	remoteDir := filepath.Join(util.SkiaCorrectnessRunsDir, *runID)
	patchRemotePath := filepath.Join(remoteDir, "patches", patchName)
	respBody, err := gs.GetRemoteFileContents(patchRemotePath)
	if err != nil {
		glog.Errorf("Could not fetch %s: %s", patchRemotePath, err)
		return
	}
	defer skutil.Close(respBody)
	out, err := os.Create(patchLocalPath)
	if err != nil {
		glog.Errorf("Unable to create file %s: %s", patchLocalPath, err)
		return
	}
	defer skutil.Close(out)
	defer skutil.Remove(patchLocalPath)
	if _, err = io.Copy(out, respBody); err != nil {
		glog.Error(err)
		return
	}

	// Apply the patch to a clean checkout and run render_pictures.
	// Reset Skia tree.
	skutil.LogErr(util.ResetCheckout(util.SkiaTreeDir))
	// Sync Skia tree.
	skutil.LogErr(util.SyncDir(util.SkiaTreeDir))
	// Apply Skia patch.
	file, _ := os.Open(patchLocalPath)
	fileInfo, _ := file.Stat()
	// It is a valid patch only if it is more than 10 bytes.
	if fileInfo.Size() > 10 {
		glog.Info("Attempting to apply %s to %s", patchLocalPath, util.SkiaTreeDir)
		if err := util.ApplyPatch(patchLocalPath, util.SkiaTreeDir); err != nil {
			glog.Errorf("Could not apply patch %s to %s: %s", patchLocalPath, util.SkiaTreeDir, err)
			return
		}
		glog.Info("Patch successfully applied")
	} else {
		glog.Info("Patch is empty or invalid. Skipping the patch.")
	}
	// Build tools.
	skutil.LogErr(util.BuildSkiaTools())
	// Run render_pictures.
	if err := runRenderPictures(localSkpsDir, filepath.Join(localOutputDir, "withpatch"), filepath.Join(remoteOutputDir, "withpatch"), *gpuWithPatchRun); err != nil {
		glog.Errorf("Error while running withpatch render_pictures: %s", err)
		return
	}

	// Remove the patch and run render_pictures.
	// Reset Skia tree.
	skutil.LogErr(util.ResetCheckout(util.SkiaTreeDir))
	// Build tools.
	skutil.LogErr(util.BuildSkiaTools())
	// Run render_pictures.
	if err := runRenderPictures(localSkpsDir, filepath.Join(localOutputDir, "nopatch"), filepath.Join(remoteOutputDir, "nopatch"), *gpuNoPatchRun); err != nil {
		glog.Errorf("Error while running nopatch render_pictures: %s", err)
		return
	}

	// Comparing pictures and saving differences in JSON output file.
	jsonSummaryDir := filepath.Join(localOutputDir, "json_summary")
	skutil.MkdirAll(jsonSummaryDir, 0700)
	jsonSummaryPath := filepath.Join(jsonSummaryDir, fmt.Sprintf("slave%d", *workerNum)+".json")
	// Construct path to the write_json_summary python script.
	_, currentFile, _, _ := runtime.Caller(0)
	pathToPyFiles := filepath.Join(
		filepath.Dir((filepath.Dir(filepath.Dir(filepath.Dir(currentFile))))),
		"py")
	summaryArgs := []string{
		filepath.Join(pathToPyFiles, "write_json_summary.py"),
		"--img_root=" + localOutputDir,
		"--withpatch_json=" + filepath.Join(localOutputDir, "withpatch", "summary.json"),
		"--withpatch_images_base_url=file://" + filepath.Join(localOutputDir, "withpatch"),
		"--nopatch_json=" + filepath.Join(localOutputDir, "nopatch", "summary.json"),
		"--nopatch_images_base_url=file://" + filepath.Join(localOutputDir, "nopatch"),
		"--output_file_path=" + jsonSummaryPath,
		"--gs_output_dir=gs://" + filepath.Join(util.GS_BUCKET_NAME, remoteDir),
		"--gs_skp_dir=gs://" + filepath.Join(util.GS_BUCKET_NAME, util.SKPS_DIR_NAME, *pagesetType, *chromiumBuild, fmt.Sprintf("slave%d", *workerNum)),
		"--slave_num=" + strconv.Itoa(*workerNum),
	}
	if err := util.ExecuteCmd("python", summaryArgs, []string{}, 15*time.Minute, nil, nil); err != nil {
		glog.Error(err)
		return
	}

	// Upload artifacts to Google Storage.
	// Get list of failed file names and upload only those to Google Storage.
	// Read the JSON file.
	summaryFile, err := ioutil.ReadFile(jsonSummaryPath)
	if err != nil {
		glog.Errorf("Unable to read %s: %s", jsonSummaryPath, err)
	}
	var jsontype map[string]interface{}
	skutil.LogErr(json.Unmarshal(summaryFile, &jsontype))
	if jsontype[fmt.Sprintf("slave%d", *workerNum)] != nil {
		failedFiles := jsontype[fmt.Sprintf("slave%d", *workerNum)].(map[string]interface{})["failedFiles"].([]interface{})
		for i := range failedFiles {
			failedFile := failedFiles[i].(map[string]interface{})["fileName"].(string)
			// TODO(rmistry): Use goroutines to do the below in parallel.
			skutil.LogErr(
				gs.UploadFile(failedFile, filepath.Join(localOutputDir, "withpatch"), filepath.Join(remoteDir, fmt.Sprintf("slave%d", *workerNum), "withpatch-images")))
			skutil.LogErr(
				gs.UploadFile(failedFile, filepath.Join(localOutputDir, "nopatch"), filepath.Join(remoteDir, fmt.Sprintf("slave%d", *workerNum), "nopatch-images")))
		}
		// Copy the diffs and whitediffs to Google Storage.
		skutil.LogErr(
			gs.UploadDir(filepath.Join(localOutputDir, "diffs"), filepath.Join(remoteDir, fmt.Sprintf("slave%d", *workerNum), "diffs"), true))
		skutil.LogErr(
			gs.UploadDir(filepath.Join(localOutputDir, "whitediffs"), filepath.Join(remoteDir, fmt.Sprintf("slave%d", *workerNum), "whitediffs"), true))
	}
	// Upload the summary file.
	skutil.LogErr(
		gs.UploadFile(fmt.Sprintf("slave%d", *workerNum)+".json", jsonSummaryDir, filepath.Join(remoteDir, fmt.Sprintf("slave%d", *workerNum))))
}