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Use a ring channel to avoid blocking write of events (#2082)

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* Use a ring channel to avoid blocking write of events

* Add eapache/channels dependency
This commit is contained in:
Manuel Alejandro de Brito Fontes 2018-02-13 17:46:18 -08:00 • committed by GitHub
parent 33475b7184
commit 9bcb5b08ea
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GPG key ID: 4AEE18F83AFDEB23
35 changed files with 2833 additions and 78 deletions
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36
internal/ingress/controller/store/store_test.go
View file

@ -23,6 +23,7 @@ import (
"testing"
"time"
"github.com/eapache/channels"
apiv1 "k8s.io/api/core/v1"
"k8s.io/api/extensions/v1beta1"
extensions "k8s.io/api/extensions/v1beta1"
@ -56,11 +57,11 @@ func TestStore(t *testing.T) {
defer deleteNamespace(ns, clientSet, t)
stopCh := make(chan struct{})
updateCh := make(chan Event, 1024)
updateCh := channels.NewRingChannel(1024)
go func(ch chan Event) {
go func(ch *channels.RingChannel) {
for {
<-ch
<-ch.Out()
}
}(updateCh)
@ -111,7 +112,7 @@ func TestStore(t *testing.T) {
t.Errorf("expected an Ingres but none returned")
}
close(updateCh)
updateCh.Close()
close(stopCh)
})
@ -120,19 +121,20 @@ func TestStore(t *testing.T) {
defer deleteNamespace(ns, clientSet, t)
stopCh := make(chan struct{})
updateCh := make(chan Event, 1024)
updateCh := channels.NewRingChannel(1024)
var add uint64
var upd uint64
var del uint64
go func(ch chan Event) {
go func(ch *channels.RingChannel) {
for {
e, ok := <-ch
evt, ok := <-ch.Out()
if !ok {
return
}
e := evt.(Event)
if e.Obj == nil {
continue
}
@ -254,7 +256,7 @@ func TestStore(t *testing.T) {
t.Errorf("expected 1 event of type Delete but %v occurred", del)
}
close(updateCh)
updateCh.Close()
close(stopCh)
})
@ -263,19 +265,20 @@ func TestStore(t *testing.T) {
defer deleteNamespace(ns, clientSet, t)
stopCh := make(chan struct{})
updateCh := make(chan Event, 1024)
updateCh := channels.NewRingChannel(1024)
var add uint64
var upd uint64
var del uint64
go func(ch chan Event) {
go func(ch *channels.RingChannel) {
for {
e, ok := <-ch
evt, ok := <-ch.Out()
if !ok {
return
}
e := evt.(Event)
if e.Obj == nil {
continue
}
@ -339,7 +342,7 @@ func TestStore(t *testing.T) {
t.Errorf("expected 1 events of type Delete but %v occurred", del)
}
close(updateCh)
updateCh.Close()
close(stopCh)
})
@ -348,19 +351,20 @@ func TestStore(t *testing.T) {
defer deleteNamespace(ns, clientSet, t)
stopCh := make(chan struct{})
updateCh := make(chan Event, 1024)
updateCh := channels.NewRingChannel(1024)
var add uint64
var upd uint64
var del uint64
go func(ch <-chan Event) {
go func(ch *channels.RingChannel) {
for {
e, ok := <-ch
evt, ok := <-ch.Out()
if !ok {
return
}
e := evt.(Event)
if e.Obj == nil {
continue
}
@ -478,7 +482,7 @@ func TestStore(t *testing.T) {
}
})
close(updateCh)
updateCh.Close()
close(stopCh)
})