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Fix kubelet watches to propagate all options

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This commit is contained in:
wojtekt
2019-07-15 11:49:53 +02:00
parent c6eb9a8ed5
commit 93d7feb8a2
4 changed files with 4 additions and 34 deletions
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2
pkg/kubelet/kubeletconfig/BUILD
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@@ -23,10 +23,8 @@ go_library(
"//staging/src/k8s.io/apimachinery/pkg/api/equality:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/fields:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/runtime:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/types:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/watch:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes/typed/core/v1:go_default_library",
"//staging/src/k8s.io/client-go/tools/cache:go_default_library",

1
pkg/kubelet/kubeletconfig/checkpoint/BUILD
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@@ -43,7 +43,6 @@ go_library(
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/fields:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/runtime:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/watch:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes:go_default_library",
"//staging/src/k8s.io/client-go/tools/cache:go_default_library",
"//staging/src/k8s.io/kubelet/config/v1beta1:go_default_library",

17
pkg/kubelet/kubeletconfig/checkpoint/download.go
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@@ -26,7 +26,6 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/watch"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/cache"
kubeletconfigv1beta1 "k8s.io/kubelet/config/v1beta1"
@@ -212,26 +211,14 @@ func (r *remoteConfigMap) Download(client clientset.Interface, store cache.Store
func (r *remoteConfigMap) Informer(client clientset.Interface, handler cache.ResourceEventHandlerFuncs) cache.SharedInformer {
// select ConfigMap by name
fieldselector := fields.OneTermEqualSelector("metadata.name", r.source.ConfigMap.Name)
fieldSelector := fields.OneTermEqualSelector("metadata.name", r.source.ConfigMap.Name)
// add some randomness to resync period, which can help avoid controllers falling into lock-step
minResyncPeriod := 15 * time.Minute
factor := rand.Float64() + 1
resyncPeriod := time.Duration(float64(minResyncPeriod.Nanoseconds()) * factor)
lw := &cache.ListWatch{
ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
return client.CoreV1().ConfigMaps(r.source.ConfigMap.Namespace).List(metav1.ListOptions{
FieldSelector: fieldselector.String(),
})
},
WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
return client.CoreV1().ConfigMaps(r.source.ConfigMap.Namespace).Watch(metav1.ListOptions{
FieldSelector: fieldselector.String(),
ResourceVersion: options.ResourceVersion,
})
},
}
lw := cache.NewListWatchFromClient(client.CoreV1().RESTClient(), "configmaps", r.source.ConfigMap.Namespace, fieldSelector)
informer := cache.NewSharedInformer(lw, &apiv1.ConfigMap{}, resyncPeriod)
informer.AddEventHandler(handler)

18
pkg/kubelet/kubeletconfig/watch.go
View File

@@ -24,8 +24,6 @@ import (
apiequality "k8s.io/apimachinery/pkg/api/equality"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/fields"
kuberuntime "k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/watch"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/cache"
utillog "k8s.io/kubernetes/pkg/kubelet/kubeletconfig/util/log"
@@ -38,26 +36,14 @@ func newSharedNodeInformer(client clientset.Interface, nodeName string,
updateFunc func(oldObj interface{}, newObj interface{}),
deleteFunc func(deletedObj interface{})) cache.SharedInformer {
// select nodes by name
fieldselector := fields.OneTermEqualSelector("metadata.name", nodeName)
fieldSelector := fields.OneTermEqualSelector("metadata.name", nodeName)
// add some randomness to resync period, which can help avoid controllers falling into lock-step
minResyncPeriod := 15 * time.Minute
factor := rand.Float64() + 1
resyncPeriod := time.Duration(float64(minResyncPeriod.Nanoseconds()) * factor)
lw := &cache.ListWatch{
ListFunc: func(options metav1.ListOptions) (kuberuntime.Object, error) {
return client.CoreV1().Nodes().List(metav1.ListOptions{
FieldSelector: fieldselector.String(),
})
},
WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
return client.CoreV1().Nodes().Watch(metav1.ListOptions{
FieldSelector: fieldselector.String(),
ResourceVersion: options.ResourceVersion,
})
},
}
lw := cache.NewListWatchFromClient(client.CoreV1().RESTClient(), "nodes", metav1.NamespaceAll, fieldSelector)
handler := cache.ResourceEventHandlerFuncs{
AddFunc: addFunc,