Source file src/runtime/testdata/testgoroutineleakprofile/goker/kubernetes30872.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  package main
     6  
     7  import (
     8  	"os"
     9  	"runtime"
    10  	"runtime/pprof"
    11  	"sync"
    12  	"time"
    13  )
    14  
    15  func init() {
    16  	register("Kubernetes30872", Kubernetes30872)
    17  }
    18  
    19  type PopProcessFunc_kubernetes30872 func()
    20  
    21  type ProcessFunc_kubernetes30872 func()
    22  
    23  func Util_kubernetes30872(f func(), stopCh <-chan struct{}) {
    24  	JitterUntil_kubernetes30872(f, stopCh)
    25  }
    26  
    27  func JitterUntil_kubernetes30872(f func(), stopCh <-chan struct{}) {
    28  	for {
    29  		select {
    30  		case <-stopCh:
    31  			return
    32  		default:
    33  		}
    34  		func() {
    35  			f()
    36  		}()
    37  	}
    38  }
    39  
    40  type Queue_kubernetes30872 interface {
    41  	HasSynced()
    42  	Pop(PopProcessFunc_kubernetes30872)
    43  }
    44  
    45  type Config_kubernetes30872 struct {
    46  	Queue   Queue_kubernetes30872
    47  	Process ProcessFunc_kubernetes30872
    48  }
    49  
    50  type Controller_kubernetes30872 struct {
    51  	config Config_kubernetes30872
    52  }
    53  
    54  func (c *Controller_kubernetes30872) Run(stopCh <-chan struct{}) {
    55  	Util_kubernetes30872(c.processLoop, stopCh)
    56  }
    57  
    58  func (c *Controller_kubernetes30872) HasSynced() {
    59  	c.config.Queue.HasSynced()
    60  }
    61  
    62  func (c *Controller_kubernetes30872) processLoop() {
    63  	c.config.Queue.Pop(PopProcessFunc_kubernetes30872(c.config.Process))
    64  }
    65  
    66  type ControllerInterface_kubernetes30872 interface {
    67  	Run(<-chan struct{})
    68  	HasSynced()
    69  }
    70  
    71  type ResourceEventHandler_kubernetes30872 interface {
    72  	OnAdd()
    73  }
    74  
    75  type ResourceEventHandlerFuncs_kubernetes30872 struct {
    76  	AddFunc func()
    77  }
    78  
    79  func (r ResourceEventHandlerFuncs_kubernetes30872) OnAdd() {
    80  	if r.AddFunc != nil {
    81  		r.AddFunc()
    82  	}
    83  }
    84  
    85  type informer_kubernetes30872 struct {
    86  	controller ControllerInterface_kubernetes30872
    87  
    88  	stopChan chan struct{}
    89  }
    90  
    91  type federatedInformerImpl_kubernetes30872 struct {
    92  	sync.Mutex
    93  	clusterInformer informer_kubernetes30872
    94  }
    95  
    96  func (f *federatedInformerImpl_kubernetes30872) ClustersSynced() {
    97  	f.Lock() // L1
    98  	defer f.Unlock()
    99  	f.clusterInformer.controller.HasSynced()
   100  }
   101  
   102  func (f *federatedInformerImpl_kubernetes30872) addCluster() {
   103  	f.Lock() // L1
   104  	defer f.Unlock()
   105  }
   106  
   107  func (f *federatedInformerImpl_kubernetes30872) Start() {
   108  	f.Lock() // L1
   109  	defer f.Unlock()
   110  
   111  	f.clusterInformer.stopChan = make(chan struct{})
   112  	go f.clusterInformer.controller.Run(f.clusterInformer.stopChan) // G2
   113  	runtime.Gosched()
   114  }
   115  
   116  func (f *federatedInformerImpl_kubernetes30872) Stop() {
   117  	f.Lock() // L1
   118  	defer f.Unlock()
   119  	close(f.clusterInformer.stopChan)
   120  }
   121  
   122  type DelayingDeliverer_kubernetes30872 struct{}
   123  
   124  func (d *DelayingDeliverer_kubernetes30872) StartWithHandler(handler func()) {
   125  	go func() { // G4
   126  		handler()
   127  	}()
   128  }
   129  
   130  type FederationView_kubernetes30872 interface {
   131  	ClustersSynced()
   132  }
   133  
   134  type FederatedInformer_kubernetes30872 interface {
   135  	FederationView_kubernetes30872
   136  	Start()
   137  	Stop()
   138  }
   139  
   140  type NamespaceController_kubernetes30872 struct {
   141  	namespaceDeliverer         *DelayingDeliverer_kubernetes30872
   142  	namespaceFederatedInformer FederatedInformer_kubernetes30872
   143  }
   144  
   145  func (nc *NamespaceController_kubernetes30872) isSynced() {
   146  	nc.namespaceFederatedInformer.ClustersSynced()
   147  }
   148  
   149  func (nc *NamespaceController_kubernetes30872) reconcileNamespace() {
   150  	nc.isSynced()
   151  }
   152  
   153  func (nc *NamespaceController_kubernetes30872) Run(stopChan <-chan struct{}) {
   154  	nc.namespaceFederatedInformer.Start()
   155  	go func() { // G3
   156  		<-stopChan
   157  		nc.namespaceFederatedInformer.Stop()
   158  	}()
   159  	nc.namespaceDeliverer.StartWithHandler(func() {
   160  		nc.reconcileNamespace()
   161  	})
   162  }
   163  
   164  type DeltaFIFO_kubernetes30872 struct {
   165  	lock sync.RWMutex
   166  }
   167  
   168  func (f *DeltaFIFO_kubernetes30872) HasSynced() {
   169  	f.lock.Lock() // L2
   170  	defer f.lock.Unlock()
   171  }
   172  
   173  func (f *DeltaFIFO_kubernetes30872) Pop(process PopProcessFunc_kubernetes30872) {
   174  	f.lock.Lock() // L2
   175  	defer f.lock.Unlock()
   176  	process()
   177  }
   178  
   179  func NewFederatedInformer_kubernetes30872() FederatedInformer_kubernetes30872 {
   180  	federatedInformer := &federatedInformerImpl_kubernetes30872{}
   181  	federatedInformer.clusterInformer.controller = NewInformer_kubernetes30872(
   182  		ResourceEventHandlerFuncs_kubernetes30872{
   183  			AddFunc: func() {
   184  				federatedInformer.addCluster()
   185  			},
   186  		})
   187  	return federatedInformer
   188  }
   189  
   190  func NewInformer_kubernetes30872(h ResourceEventHandler_kubernetes30872) *Controller_kubernetes30872 {
   191  	fifo := &DeltaFIFO_kubernetes30872{}
   192  	cfg := &Config_kubernetes30872{
   193  		Queue: fifo,
   194  		Process: func() {
   195  			h.OnAdd()
   196  		},
   197  	}
   198  	return &Controller_kubernetes30872{config: *cfg}
   199  }
   200  
   201  func NewNamespaceController_kubernetes30872() *NamespaceController_kubernetes30872 {
   202  	nc := &NamespaceController_kubernetes30872{}
   203  	nc.namespaceDeliverer = &DelayingDeliverer_kubernetes30872{}
   204  	nc.namespaceFederatedInformer = NewFederatedInformer_kubernetes30872()
   205  	return nc
   206  }
   207  
   208  func Kubernetes30872() {
   209  	prof := pprof.Lookup("goroutineleak")
   210  	defer func() {
   211  		time.Sleep(100 * time.Millisecond)
   212  		prof.WriteTo(os.Stdout, 2)
   213  	}()
   214  
   215  	for i := 0; i < 100; i++ {
   216  		go func() { // G1
   217  			namespaceController := NewNamespaceController_kubernetes30872()
   218  			stop := make(chan struct{})
   219  			namespaceController.Run(stop)
   220  			close(stop)
   221  		}()
   222  	}
   223  }
   224  

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