| // Copyright (C) 2016 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 main |
| |
| import ( |
| "flag" |
| "os" |
| "regexp" |
| |
| "android.googlesource.com/platform/tools/gpu/client/shell" |
| "android.googlesource.com/platform/tools/gpu/framework/app" |
| "android.googlesource.com/platform/tools/gpu/framework/log" |
| ) |
| |
| func init() { |
| verb := &app.Verb{ |
| Name: "pprof", |
| ShortHelp: "Runs pprof", |
| Run: pprofVerb, |
| ShortUsage: "<perfz> [[benchmark]:[link]]", |
| } |
| app.AddVerb(verb) |
| } |
| |
| func pprofVerb(ctx log.Context, flags flag.FlagSet) error { |
| if flags.NArg() < 1 { |
| app.Usage(ctx, "At least one argument expected, got %d", flags.NArg()) |
| return nil |
| } |
| |
| perfzFile := flags.Arg(0) |
| perfz, err := LoadPerfz(ctx, perfzFile, flagVerifyHashes) |
| if err != nil { |
| return err |
| } |
| |
| selectedBenchmark, link, err := selectLink(perfz, flags.Arg(1), regexp.MustCompile(`^(cpu|heap)/\d+$`)) |
| if err != nil { |
| return err |
| } |
| |
| profileFile, isTemp, err := link.Get().DiskFile() |
| if isTemp { |
| defer os.Remove(profileFile) |
| } |
| gapisBinary, isTemp, err := selectedBenchmark.Links[gapisLink].Get().DiskFile() |
| if isTemp { |
| defer os.Remove(gapisBinary) |
| } |
| |
| return shell.Command("go", "tool", "pprof", gapisBinary, profileFile).Read(os.Stdin).Capture(os.Stdout, os.Stderr).Run(ctx) |
| } |