moby25384.go

     1  // Copyright 2025 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a MIT
     3  // license that can be found in the LICENSE file.
     4  
     5  /*
     6   * Project: moby
     7   * Issue or PR  : https://github.com/moby/moby/pull/25384
     8   * Buggy version: 58befe3081726ef74ea09198cd9488fb42c51f51
     9   * fix commit-id: 42360d164b9f25fb4b150ef066fcf57fa39559a7
    10   * Flaky: 100/100
    11   */
    12  package main
    13  
    14  import (
    15  	"os"
    16  	"runtime"
    17  	"runtime/pprof"
    18  	"sync"
    19  )
    20  
    21  func init() {
    22  	register("Moby25348", Moby25348)
    23  }
    24  
    25  type plugin_moby25348 struct{}
    26  
    27  type Manager_moby25348 struct {
    28  	plugins []*plugin_moby25348
    29  }
    30  
    31  func (pm *Manager_moby25348) init() {
    32  	var group sync.WaitGroup
    33  	group.Add(len(pm.plugins))
    34  	for _, p := range pm.plugins {
    35  		go func(p *plugin_moby25348) {
    36  			defer group.Done()
    37  		}(p)
    38  		group.Wait() // Block here
    39  	}
    40  }
    41  
    42  func Moby25348() {
    43  	prof := pprof.Lookup("goroutineleak")
    44  	defer func() {
    45  		// Yield several times to allow the child goroutine to run.
    46  		for i := 0; i < yieldCount; i++ {
    47  			runtime.Gosched()
    48  		}
    49  		prof.WriteTo(os.Stdout, 2)
    50  	}()
    51  	go func() {
    52  		p1 := &plugin_moby25348{}
    53  		p2 := &plugin_moby25348{}
    54  		pm := &Manager_moby25348{
    55  			plugins: []*plugin_moby25348{p1, p2},
    56  		}
    57  		go pm.init()
    58  	}()
    59  }
    60
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