| // Copyright 2025 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a MIT |
| // license that can be found in the LICENSE file. |
| |
| /* |
| * Project: moby |
| * Issue or PR : https://github.com/moby/moby/pull/28462 |
| * Buggy version: b184bdabf7a01c4b802304ac64ac133743c484be |
| * fix commit-id: 89b123473774248fc3a0356dd3ce5b116cc69b29 |
| * Flaky: 69/100 |
| */ |
| package main |
| |
| import ( |
| "os" |
| "runtime" |
| "runtime/pprof" |
| "sync" |
| "time" |
| ) |
| |
| func init() { |
| register("Moby28462", Moby28462) |
| } |
| |
| type State_moby28462 struct { |
| Health *Health_moby28462 |
| } |
| |
| type Container_moby28462 struct { |
| sync.Mutex |
| State *State_moby28462 |
| } |
| |
| func (ctr *Container_moby28462) start() { |
| go ctr.waitExit() |
| } |
| func (ctr *Container_moby28462) waitExit() { |
| |
| } |
| |
| type Store_moby28462 struct { |
| ctr *Container_moby28462 |
| } |
| |
| func (s *Store_moby28462) Get() *Container_moby28462 { |
| return s.ctr |
| } |
| |
| type Daemon_moby28462 struct { |
| containers Store_moby28462 |
| } |
| |
| func (d *Daemon_moby28462) StateChanged() { |
| c := d.containers.Get() |
| c.Lock() |
| d.updateHealthMonitorElseBranch(c) |
| defer c.Unlock() |
| } |
| |
| func (d *Daemon_moby28462) updateHealthMonitorIfBranch(c *Container_moby28462) { |
| h := c.State.Health |
| if stop := h.OpenMonitorChannel(); stop != nil { |
| go monitor_moby28462(c, stop) |
| } |
| } |
| func (d *Daemon_moby28462) updateHealthMonitorElseBranch(c *Container_moby28462) { |
| h := c.State.Health |
| h.CloseMonitorChannel() |
| } |
| |
| type Health_moby28462 struct { |
| stop chan struct{} |
| } |
| |
| func (s *Health_moby28462) OpenMonitorChannel() chan struct{} { |
| return s.stop |
| } |
| |
| func (s *Health_moby28462) CloseMonitorChannel() { |
| if s.stop != nil { |
| s.stop <- struct{}{} |
| } |
| } |
| |
| func monitor_moby28462(c *Container_moby28462, stop chan struct{}) { |
| for { |
| select { |
| case <-stop: |
| return |
| default: |
| handleProbeResult_moby28462(c) |
| } |
| } |
| } |
| |
| func handleProbeResult_moby28462(c *Container_moby28462) { |
| runtime.Gosched() |
| c.Lock() |
| defer c.Unlock() |
| } |
| |
| func NewDaemonAndContainer_moby28462() (*Daemon_moby28462, *Container_moby28462) { |
| c := &Container_moby28462{ |
| State: &State_moby28462{&Health_moby28462{make(chan struct{})}}, |
| } |
| d := &Daemon_moby28462{Store_moby28462{c}} |
| return d, c |
| } |
| |
| func Moby28462() { |
| prof := pprof.Lookup("goroutineleak") |
| defer func() { |
| time.Sleep(100 * time.Millisecond) |
| prof.WriteTo(os.Stdout, 2) |
| }() |
| |
| for i := 0; i < 100; i++ { |
| go func() { |
| d, c := NewDaemonAndContainer_moby28462() |
| go monitor_moby28462(c, c.State.Health.OpenMonitorChannel()) // G1 |
| go d.StateChanged() // G2 |
| }() |
| } |
| } |