236 lines
4.9 KiB
Go
236 lines
4.9 KiB
Go
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package audit_test
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import (
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"net"
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"sync"
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"testing"
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"time"
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"gitlab.com/inetmock/inetmock/pkg/audit"
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"gitlab.com/inetmock/inetmock/pkg/logging"
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)
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var (
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defaultSink = &testSink{
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name: "test defaultSink",
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}
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)
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type testSink struct {
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name string
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consumer func(event audit.Event)
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}
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func (t *testSink) Name() string {
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return t.name
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}
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func (t *testSink) OnSubscribe(evs <-chan audit.Event) {
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go func() {
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for ev := range evs {
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if t.consumer != nil {
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t.consumer(ev)
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}
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}
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}()
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}
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func wgMockSink(t testing.TB, wg *sync.WaitGroup) audit.Sink {
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return &testSink{
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name: "WG mock sink",
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consumer: func(event audit.Event) {
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t.Logf("Got event = %v", event)
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wg.Done()
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},
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}
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}
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func Test_eventStream_RegisterSink(t *testing.T) {
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type args struct {
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s audit.Sink
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}
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tests := []struct {
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name string
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args args
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setup func(e audit.EventStream)
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wantErr bool
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}{
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{
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name: "Register test defaultSink",
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args: args{
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s: defaultSink,
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},
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wantErr: false,
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},
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{
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name: "Fail due to already registered defaultSink",
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args: args{
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s: defaultSink,
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},
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setup: func(e audit.EventStream) {
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_ = e.RegisterSink(defaultSink)
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},
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wantErr: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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var err error
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var e audit.EventStream
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if e, err = audit.NewEventStream(logging.CreateTestLogger(t)); err != nil {
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t.Errorf("NewEventStream() error = %v", err)
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}
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t.Cleanup(func() {
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_ = e.Close()
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})
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if tt.setup != nil {
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tt.setup(e)
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}
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if err := e.RegisterSink(tt.args.s); (err != nil) != tt.wantErr {
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t.Errorf("RegisterSink() error = %v, wantErr %v", err, tt.wantErr)
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}
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found := false
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for _, s := range e.Sinks() {
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if found = s == tt.args.s.Name(); found {
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break
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}
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}
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if !found {
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t.Errorf("expected defaultSink name %s not found in registered sinks %v", tt.args.s.Name(), e.Sinks())
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}
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})
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}
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}
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func Test_eventStream_Emit(t *testing.T) {
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type args struct {
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evs []audit.Event
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opts []audit.EventStreamOption
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}
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tests := []struct {
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name string
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args args
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subscribe bool
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}{
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{
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name: "Expect to get a single event",
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subscribe: true,
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args: args{
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opts: []audit.EventStreamOption{audit.WithBufferSize(10)},
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evs: []audit.Event{
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{
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Transport: audit.TransportProtocol_TCP,
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Application: audit.AppProtocol_HTTP,
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SourceIP: net.ParseIP("127.0.0.1"),
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DestinationIP: net.ParseIP("127.0.0.1"),
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SourcePort: 32344,
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DestinationPort: 80,
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},
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},
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},
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},
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{
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name: "Expect to get multiple events",
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subscribe: true,
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args: args{
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opts: []audit.EventStreamOption{audit.WithBufferSize(10)},
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evs: []audit.Event{
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{
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Transport: audit.TransportProtocol_TCP,
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Application: audit.AppProtocol_HTTP,
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SourceIP: net.ParseIP("127.0.0.1"),
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DestinationIP: net.ParseIP("127.0.0.1"),
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SourcePort: 32344,
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DestinationPort: 80,
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},
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{
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Transport: audit.TransportProtocol_TCP,
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Application: audit.AppProtocol_DNS,
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SourceIP: net.ParseIP("::1"),
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DestinationIP: net.ParseIP("::1"),
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SourcePort: 32344,
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DestinationPort: 80,
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},
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},
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},
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},
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{
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name: "Emit without subscribe sink",
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args: args{
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opts: []audit.EventStreamOption{audit.WithBufferSize(0)},
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evs: []audit.Event{
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{
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Transport: audit.TransportProtocol_TCP,
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Application: audit.AppProtocol_HTTP,
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SourceIP: net.ParseIP("127.0.0.1"),
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DestinationIP: net.ParseIP("127.0.0.1"),
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SourcePort: 32344,
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DestinationPort: 80,
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},
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},
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},
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subscribe: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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var err error
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var e audit.EventStream
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if e, err = audit.NewEventStream(logging.CreateTestLogger(t), tt.args.opts...); err != nil {
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t.Errorf("NewEventStream() error = %v", err)
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}
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t.Cleanup(func() {
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_ = e.Close()
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})
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emittedWaitGroup := &sync.WaitGroup{}
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receivedWaitGroup := &sync.WaitGroup{}
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emittedWaitGroup.Add(len(tt.args.evs))
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if tt.subscribe {
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receivedWaitGroup.Add(len(tt.args.evs))
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if err := e.RegisterSink(wgMockSink(t, receivedWaitGroup)); err != nil {
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t.Errorf("RegisterSink() error = %v", err)
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}
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}
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go func(evs []audit.Event, wg *sync.WaitGroup) {
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for _, ev := range evs {
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e.Emit(ev)
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wg.Done()
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}
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}(tt.args.evs, emittedWaitGroup)
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select {
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case <-waitGroupDone(emittedWaitGroup):
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case <-time.After(100 * time.Millisecond):
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t.Errorf("not all events emitted in time")
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}
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select {
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case <-waitGroupDone(receivedWaitGroup):
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case <-time.After(5 * time.Second):
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t.Errorf("did not get all expected events in time")
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}
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})
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}
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}
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func waitGroupDone(wg *sync.WaitGroup) <-chan struct{} {
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done := make(chan struct{})
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go func(wg *sync.WaitGroup) {
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wg.Wait()
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close(done)
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}(wg)
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return done
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}
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