mirror of
https://github.com/k3s-io/k3s.git
synced 2024-06-07 19:41:36 +00:00
commit
8bd4ad7415
@ -18,6 +18,7 @@ import (
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/fields"
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watchtypes "k8s.io/apimachinery/pkg/watch"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/tools/clientcmd"
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"k8s.io/client-go/transport"
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@ -68,12 +69,10 @@ func Setup(config *config.Node) error {
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}
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addresses := []string{config.ServerAddress}
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endpointResourceVersion := ""
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endpoint, _ := client.CoreV1().Endpoints("default").Get("kubernetes", metav1.GetOptions{})
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if endpoint != nil {
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addresses = getAddresses(endpoint)
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endpointResourceVersion = endpoint.ResourceVersion
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}
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disconnect := map[string]context.CancelFunc{}
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@ -89,29 +88,28 @@ func Setup(config *config.Node) error {
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go func() {
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connect:
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for {
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time.Sleep(5 * time.Second)
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watch, err := client.CoreV1().Endpoints("default").Watch(metav1.ListOptions{
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FieldSelector: fields.Set{"metadata.name": "kubernetes"}.String(),
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ResourceVersion: endpointResourceVersion,
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ResourceVersion: "0",
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})
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if err != nil {
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logrus.Errorf("Unable to watch for tunnel endpoints: %v", err)
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time.Sleep(5 * time.Second)
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continue connect
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}
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watching:
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for {
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select {
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case ev, ok := <-watch.ResultChan():
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if !ok {
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logrus.Error("Tunnel endpoint watch channel closed")
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if !ok || ev.Type == watchtypes.Error {
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logrus.Errorf("Tunnel endpoint watch channel closed: %v", ev)
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continue connect
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}
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endpoint, ok := ev.Object.(*v1.Endpoints)
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if !ok {
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logrus.Error("Tunnel could not case event object to endpoint")
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logrus.Errorf("Tunnel could not case event object to endpoint: %v", ev)
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continue watching
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}
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endpointResourceVersion = endpoint.ResourceVersion
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var addresses = getAddresses(endpoint)
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logrus.Infof("Tunnel endpoint watch event: %v", addresses)
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