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|
package benchmark
import (
"context"
"flag"
"fmt"
"os"
"path/filepath"
"github.com/ProtonMail/gluon/benchmarks/gluon_bench/flags"
"github.com/ProtonMail/gluon/benchmarks/gluon_bench/reporter"
"golang.org/x/exp/slices"
)
func RunMain() {
flag.Usage = func() {
fmt.Printf("Usage %v [options] benchmark0 benchmark1 ... benchmarkN\n", os.Args[0])
fmt.Printf("\nAvailable Benchmarks:\n")
var benchmarks []string
for k := range GetBenchmarks() {
benchmarks = append(benchmarks, k)
}
slices.Sort(benchmarks)
for _, k := range benchmarks {
fmt.Printf(" * %v\n", k)
}
fmt.Printf("\nOptions:\n")
flag.PrintDefaults()
}
flag.Parse()
var benchmarks []Benchmark
args := flag.Args()
if len(args) == 0 {
flag.Usage()
return
}
for _, arg := range args {
if v, ok := GetBenchmarks()[arg]; ok {
benchmarks = append(benchmarks, v)
}
}
if len(benchmarks) == 0 {
panic("No benchmarks selected")
}
var benchmarkReporter reporter.BenchmarkReporter
if len(*flags.JsonReporter) != 0 {
benchmarkReporter = reporter.NewJSONReporter(*flags.JsonReporter)
} else {
benchmarkReporter = &reporter.StdOutReporter{}
}
var benchDirConfig BenchDirConfig
if len(*flags.BenchPath) != 0 {
benchDirConfig = NewFixedBenchDirConfig(*flags.BenchPath)
} else {
benchDirConfig = &TmpBenchDirConfig{}
}
benchmarkReports := make([]*reporter.BenchmarkReport, 0, len(benchmarks))
for _, v := range benchmarks {
if *flags.Verbose {
fmt.Printf("Begin Benchmark: %v\n", v.Name())
}
numRuns := *flags.BenchmarkRuns
benchmarkStats := make([]*reporter.BenchmarkStatistics, 0, numRuns)
for r := uint(0); r < numRuns; r++ {
if *flags.Verbose {
fmt.Printf("Benchmark Run: %v\n", r)
}
benchStat := measureBenchmark(benchDirConfig, r, v)
benchmarkStats = append(benchmarkStats, benchStat)
}
benchmarkReports = append(benchmarkReports, reporter.NewBenchmarkReport(v.Name(), benchmarkStats...))
if *flags.Verbose {
fmt.Printf("End Benchmark: %v\n", v.Name())
}
}
if benchmarkReporter != nil {
if *flags.Verbose {
fmt.Printf("Generating Report\n")
}
if err := benchmarkReporter.ProduceReport(benchmarkReports); err != nil {
panic(fmt.Sprintf("Failed to produce benchmark report: %v", err))
}
}
if *flags.Verbose {
fmt.Printf("Finished\n")
}
}
func measureBenchmark(dirConfig BenchDirConfig, iteration uint, bench Benchmark) *reporter.BenchmarkStatistics {
benchPath, err := dirConfig.Get()
if err != nil {
panic(fmt.Sprintf("Failed to get server directory: %v", err))
}
benchPath = filepath.Join(benchPath, fmt.Sprintf("%v-%d", bench.Name(), iteration))
if *flags.Verbose {
fmt.Printf("Benchmark Data Path: %v\n", benchPath)
}
if err := os.MkdirAll(benchPath, 0o777); err != nil {
panic(fmt.Sprintf("Failed to create server directory '%v' : %v", benchPath, err))
}
ctx := context.Background()
if err := bench.Setup(ctx, benchPath); err != nil {
panic(fmt.Sprintf("Failed to setup benchmark %v: %v", bench.Name(), err))
}
benchRun, benchErr := bench.Run(ctx)
if benchErr != nil {
panic(fmt.Sprintf("Failed to run benchmark %v: %v", bench.Name(), err))
}
if err := bench.TearDown(ctx); err != nil {
panic(fmt.Sprintf("Failed to teardown benchmark %v: %v", bench.Name(), err))
}
if !*flags.SkipClean {
if *flags.Verbose {
fmt.Printf("Cleaning benchmark dir: %v\n", benchPath)
}
if err := os.RemoveAll(benchPath); err != nil {
fmt.Fprintf(os.Stderr, "Failed to remote benchmark data dir '%v': %v\n", benchPath, err)
}
}
return reporter.NewBenchmarkStatistics(benchRun.Extra, benchRun.Durations...)
}
|
