tequilaOS/platform_build_soong
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Refactor upload-only to process bazel metrics outside of upload.go

Browse source 
Bug: 279987768
Test: m nothing
Test: b build libcore:all (with prints to verify similiar data)
Change-Id: I01d960a7215be30728c9e90f52c2455fd21cf1b8
This commit is contained in:
MarkDacek 2023-05-09 18:21:36 +00:00
parent 3e63067b11
commit 733b77c2de
5 changed files with 150 additions and 119 deletions
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15
cmd/soong_ui/main.go
View file

@ -99,7 +99,7 @@ var commands = []command{
// Upload-only mode mostly skips to the metrics-uploading phase of soong_ui.
// However, this invocation marks the true "end of the build", and thus we
// need to update the total runtime of the build to include this upload step.
run: updateTotalRealTime,
run: finalizeBazelMetrics,
},
}
@ -203,8 +203,6 @@ func main() {
bazelMetricsFile := filepath.Join(logsDir, c.logsPrefix+"bazel_metrics.pb")
soongBuildMetricsFile := filepath.Join(logsDir, c.logsPrefix+"soong_build_metrics.pb")
//the profile file generated by Bazel"
bazelProfileFile := filepath.Join(logsDir, c.logsPrefix+"analyzed_bazel_profile.txt")
metricsFiles := []string{
buildErrorFile, // build error strings
rbeMetricsFile, // high level metrics related to remote build execution.
@ -226,7 +224,7 @@ func main() {
criticalPath.WriteToMetrics(met)
met.Dump(soongMetricsFile)
if !config.SkipMetricsUpload() {
build.UploadMetrics(buildCtx, config, c.simpleOutput, buildStarted, bazelProfileFile, bazelMetricsFile, metricsFiles...)
build.UploadMetrics(buildCtx, config, c.simpleOutput, buildStarted, metricsFiles...)
}
}()
c.run(buildCtx, config, args)
@ -692,6 +690,15 @@ func setMaxFiles(ctx build.Context) {
}
}
func finalizeBazelMetrics(ctx build.Context, config build.Config, args []string) {
updateTotalRealTime(ctx, config, args)
logsDir := config.LogsDir()
logsPrefix := config.GetLogsPrefix()
bazelMetricsFile := filepath.Join(logsDir, logsPrefix+"bazel_metrics.pb")
bazelProfileFile := filepath.Join(logsDir, logsPrefix+"analyzed_bazel_profile.txt")
build.ProcessBazelMetrics(bazelProfileFile, bazelMetricsFile, ctx, config)
}
func updateTotalRealTime(ctx build.Context, config build.Config, args []string) {
soongMetricsFile := filepath.Join(config.LogsDir(), "soong_metrics")

1
ui/build/Android.bp
View file

@ -46,6 +46,7 @@ bootstrap_go_package {
"soong-ui-tracer",
],
srcs: [
"bazel_metrics.go",
"build.go",
"cleanbuild.go",
"config.go",

135
ui/build/bazel_metrics.go Normal file
View file

@ -0,0 +1,135 @@
// Copyright 2023 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 build
// This file contains functionality to parse bazel profile data into
// a bazel_metrics proto, defined in build/soong/ui/metrics/bazel_metrics_proto
// These metrics are later uploaded in upload.go
import (
"bufio"
"os"
"strconv"
"strings"
"android/soong/shared"
"google.golang.org/protobuf/proto"
bazel_metrics_proto "android/soong/ui/metrics/bazel_metrics_proto"
)
func parseTimingToNanos(str string) int64 {
millisString := removeDecimalPoint(str)
timingMillis, _ := strconv.ParseInt(millisString, 10, 64)
return timingMillis * 1000000
}
func parsePercentageToTenThousandths(str string) int32 {
percentageString := removeDecimalPoint(str)
//remove the % at the end of the string
percentage := strings.ReplaceAll(percentageString, "%", "")
percentagePortion, _ := strconv.ParseInt(percentage, 10, 32)
return int32(percentagePortion)
}
func removeDecimalPoint(numString string) string {
// The format is always 0.425 or 10.425
return strings.ReplaceAll(numString, ".", "")
}
func parseTotal(line string) int64 {
words := strings.Fields(line)
timing := words[3]
return parseTimingToNanos(timing)
}
func parsePhaseTiming(line string) bazel_metrics_proto.PhaseTiming {
words := strings.Fields(line)
getPhaseNameAndTimingAndPercentage := func([]string) (string, int64, int32) {
// Sample lines include:
// Total launch phase time 0.011 s 2.59%
// Total target pattern evaluation phase time 0.011 s 2.59%
var beginning int
var end int
for ind, word := range words {
if word == "Total" {
beginning = ind + 1
} else if beginning > 0 && word == "phase" {
end = ind
break
}
}
phaseName := strings.Join(words[beginning:end], " ")
// end is now "phase" - advance by 2 for timing and 4 for percentage
percentageString := words[end+4]
timingString := words[end+2]
timing := parseTimingToNanos(timingString)
percentagePortion := parsePercentageToTenThousandths(percentageString)
return phaseName, timing, percentagePortion
}
phaseName, timing, portion := getPhaseNameAndTimingAndPercentage(words)
phaseTiming := bazel_metrics_proto.PhaseTiming{}
phaseTiming.DurationNanos = &timing
phaseTiming.PortionOfBuildTime = &portion
phaseTiming.PhaseName = &phaseName
return phaseTiming
}
// This method takes a file created by bazel's --analyze-profile mode and
// writes bazel metrics data to the provided filepath.
func ProcessBazelMetrics(bazelProfileFile string, bazelMetricsFile string, ctx Context, config Config) {
if bazelProfileFile == "" {
return
}
readBazelProto := func(filepath string) bazel_metrics_proto.BazelMetrics {
//serialize the proto, write it
bazelMetrics := bazel_metrics_proto.BazelMetrics{}
file, err := os.ReadFile(filepath)
if err != nil {
ctx.Fatalln("Error reading metrics file\n", err)
}
scanner := bufio.NewScanner(strings.NewReader(string(file)))
scanner.Split(bufio.ScanLines)
var phaseTimings []*bazel_metrics_proto.PhaseTiming
for scanner.Scan() {
line := scanner.Text()
if strings.HasPrefix(line, "Total run time") {
total := parseTotal(line)
bazelMetrics.Total = &total
} else if strings.HasPrefix(line, "Total") {
phaseTiming := parsePhaseTiming(line)
phaseTimings = append(phaseTimings, &phaseTiming)
}
}
bazelMetrics.PhaseTimings = phaseTimings
return bazelMetrics
}
if _, err := os.Stat(bazelProfileFile); err != nil {
// We can assume bazel didn't run if the profile doesn't exist
return
}
bazelProto := readBazelProto(bazelProfileFile)
bazelProto.ExitCode = proto.Int32(config.bazelExitCode)
shared.Save(&bazelProto, bazelMetricsFile)
}

114
ui/build/upload.go
View file

@ -18,21 +18,16 @@ package build
// another.
import (
"bufio"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strconv"
"strings"
"time"
"android/soong/shared"
"android/soong/ui/metrics"
"google.golang.org/protobuf/proto"
bazel_metrics_proto "android/soong/ui/metrics/bazel_metrics_proto"
upload_proto "android/soong/ui/metrics/upload_proto"
)
@ -78,123 +73,16 @@ func pruneMetricsFiles(paths []string) []string {
return metricsFiles
}
func parseTimingToNanos(str string) int64 {
millisString := removeDecimalPoint(str)
timingMillis, _ := strconv.ParseInt(millisString, 10, 64)
return timingMillis * 1000000
}
func parsePercentageToTenThousandths(str string) int32 {
percentageString := removeDecimalPoint(str)
//remove the % at the end of the string
percentage := strings.ReplaceAll(percentageString, "%", "")
percentagePortion, _ := strconv.ParseInt(percentage, 10, 32)
return int32(percentagePortion)
}
func removeDecimalPoint(numString string) string {
// The format is always 0.425 or 10.425
return strings.ReplaceAll(numString, ".", "")
}
func parseTotal(line string) int64 {
words := strings.Fields(line)
timing := words[3]
return parseTimingToNanos(timing)
}
func parsePhaseTiming(line string) bazel_metrics_proto.PhaseTiming {
words := strings.Fields(line)
getPhaseNameAndTimingAndPercentage := func([]string) (string, int64, int32) {
// Sample lines include:
// Total launch phase time 0.011 s 2.59%
// Total target pattern evaluation phase time 0.011 s 2.59%
var beginning int
var end int
for ind, word := range words {
if word == "Total" {
beginning = ind + 1
} else if beginning > 0 && word == "phase" {
end = ind
break
}
}
phaseName := strings.Join(words[beginning:end], " ")
// end is now "phase" - advance by 2 for timing and 4 for percentage
percentageString := words[end+4]
timingString := words[end+2]
timing := parseTimingToNanos(timingString)
percentagePortion := parsePercentageToTenThousandths(percentageString)
return phaseName, timing, percentagePortion
}
phaseName, timing, portion := getPhaseNameAndTimingAndPercentage(words)
phaseTiming := bazel_metrics_proto.PhaseTiming{}
phaseTiming.DurationNanos = &timing
phaseTiming.PortionOfBuildTime = &portion
phaseTiming.PhaseName = &phaseName
return phaseTiming
}
// This method takes a file created by bazel's --analyze-profile mode and
// writes bazel metrics data to the provided filepath.
// TODO(b/279987768) - move this outside of upload.go
func processBazelMetrics(bazelProfileFile string, bazelMetricsFile string, ctx Context, config Config) {
if bazelProfileFile == "" {
return
}
readBazelProto := func(filepath string) bazel_metrics_proto.BazelMetrics {
//serialize the proto, write it
bazelMetrics := bazel_metrics_proto.BazelMetrics{}
file, err := os.ReadFile(filepath)
if err != nil {
ctx.Fatalln("Error reading metrics file\n", err)
}
scanner := bufio.NewScanner(strings.NewReader(string(file)))
scanner.Split(bufio.ScanLines)
var phaseTimings []*bazel_metrics_proto.PhaseTiming
for scanner.Scan() {
line := scanner.Text()
if strings.HasPrefix(line, "Total run time") {
total := parseTotal(line)
bazelMetrics.Total = &total
} else if strings.HasPrefix(line, "Total") {
phaseTiming := parsePhaseTiming(line)
phaseTimings = append(phaseTimings, &phaseTiming)
}
}
bazelMetrics.PhaseTimings = phaseTimings
return bazelMetrics
}
if _, err := os.Stat(bazelProfileFile); err != nil {
// We can assume bazel didn't run if the profile doesn't exist
return
}
bazelProto := readBazelProto(bazelProfileFile)
bazelProto.ExitCode = proto.Int32(config.bazelExitCode)
shared.Save(&bazelProto, bazelMetricsFile)
}
// UploadMetrics uploads a set of metrics files to a server for analysis.
// The metrics files are first copied to a temporary directory
// and the uploader is then executed in the background to allow the user/system
// to continue working. Soong communicates to the uploader through the
// upload_proto raw protobuf file.
func UploadMetrics(ctx Context, config Config, simpleOutput bool, buildStarted time.Time, bazelProfileFile string, bazelMetricsFile string, paths ...string) {
func UploadMetrics(ctx Context, config Config, simpleOutput bool, buildStarted time.Time, paths ...string) {
ctx.BeginTrace(metrics.RunSetupTool, "upload_metrics")
defer ctx.EndTrace()
uploader := config.MetricsUploaderApp()
processBazelMetrics(bazelProfileFile, bazelMetricsFile, ctx, config)
if uploader == "" {
// If the uploader path was not specified, no metrics shall be uploaded.
return

4
ui/build/upload_test.go
View file

@ -166,7 +166,7 @@ func TestUploadMetrics(t *testing.T) {
metricsUploader: tt.uploader,
}}
UploadMetrics(ctx, config, false, time.Now(), "out/bazel_metrics.txt", "out/bazel_metrics.pb", metricsFiles...)
UploadMetrics(ctx, config, false, time.Now(), metricsFiles...)
})
}
}
@ -221,7 +221,7 @@ func TestUploadMetricsErrors(t *testing.T) {
metricsUploader: "echo",
}}
UploadMetrics(ctx, config, true, time.Now(), "", "", metricsFile)
UploadMetrics(ctx, config, true, time.Now(), metricsFile)
t.Errorf("got nil, expecting %q as a failure", tt.expectedErr)
})
}