shaba/traefik
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Code Releases Activity

Merge current v2.4 into v2.5

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This commit is contained in:
romain 2021-07-20 14:06:13 +02:00
commit a5b169c563
3 changed files with 23 additions and 41 deletions
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54
pkg/provider/kubernetes/ingress/client.go
View File

@ -46,7 +46,7 @@ type Client interface {
GetSecret(namespace, name string) (*corev1.Secret, bool, error)
GetEndpoints(namespace, name string) (*corev1.Endpoints, bool, error)
UpdateIngressStatus(ing *networkingv1.Ingress, ingStatus []corev1.LoadBalancerIngress) error
GetServerVersion() (*version.Version, error)
GetServerVersion() *version.Version
}
type clientWrapper struct {
@ -58,6 +58,7 @@ type clientWrapper struct {
ingressLabelSelector string
isNamespaceAll bool
watchedNamespaces []string
serverVersion *version.Version
}
// newInClusterClient returns a new Provider client that is expected to run
@ -135,6 +136,19 @@ func newClientImpl(clientset kubernetes.Interface) *clientWrapper {
// WatchAll starts namespace-specific controllers for all relevant kinds.
func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<-chan interface{}, error) {
// Get and store the serverVersion for future use.
serverVersionInfo, err := c.clientset.Discovery().ServerVersion()
if err != nil {
return nil, fmt.Errorf("could not retrieve server version: %w", err)
}
serverVersion, err := version.NewVersion(serverVersionInfo.GitVersion)
if err != nil {
return nil, fmt.Errorf("could not parse server version: %w", err)
}
c.serverVersion = serverVersion
eventCh := make(chan interface{}, 1)
eventHandler := &k8s.ResourceEventHandler{Ev: eventCh}
@ -153,11 +167,6 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
opts.LabelSelector = c.ingressLabelSelector
}
serverVersion, err := c.GetServerVersion()
if err != nil {
return nil, fmt.Errorf("failed to get server version: %w", err)
}
for _, ns := range namespaces {
factoryIngress := informers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod, informers.WithNamespace(ns), informers.WithTweakListOptions(matchesLabelSelector))
@ -230,13 +239,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
func (c *clientWrapper) GetIngresses() []*networkingv1.Ingress {
var results []*networkingv1.Ingress
serverVersion, err := c.GetServerVersion()
if err != nil {
log.Errorf("Failed to get server version: %v", err)
return results
}
isNetworkingV1Supported := supportsNetworkingV1Ingress(serverVersion)
isNetworkingV1Supported := supportsNetworkingV1Ingress(c.serverVersion)
for ns, factory := range c.factoriesIngress {
if isNetworkingV1Supported {
@ -354,13 +357,7 @@ func (c *clientWrapper) UpdateIngressStatus(src *networkingv1.Ingress, ingStatus
return fmt.Errorf("failed to get ingress %s/%s: namespace is not within watched namespaces", src.Namespace, src.Name)
}
serverVersion, err := c.GetServerVersion()
if err != nil {
log.WithoutContext().Errorf("Failed to get server version: %v", err)
return err
}
if !supportsNetworkingV1Ingress(serverVersion) {
if !supportsNetworkingV1Ingress(c.serverVersion) {
return c.updateIngressStatusOld(src, ingStatus)
}
@ -472,18 +469,12 @@ func (c *clientWrapper) GetSecret(namespace, name string) (*corev1.Secret, bool,
}
func (c *clientWrapper) GetIngressClasses() ([]*networkingv1.IngressClass, error) {
serverVersion, err := c.GetServerVersion()
if err != nil {
log.WithoutContext().Errorf("Failed to get server version: %v", err)
return nil, err
}
if c.clusterFactory == nil {
return nil, errors.New("cluster factory not loaded")
}
var ics []*networkingv1.IngressClass
if !supportsNetworkingV1Ingress(serverVersion) {
if !supportsNetworkingV1Ingress(c.serverVersion) {
ingressClasses, err := c.clusterFactory.Networking().V1beta1().IngressClasses().Lister().List(labels.Everything())
if err != nil {
return nil, err
@ -531,13 +522,8 @@ func (c *clientWrapper) lookupNamespace(ns string) string {
}
// GetServerVersion returns the cluster server version, or an error.
func (c *clientWrapper) GetServerVersion() (*version.Version, error) {
serverVersion, err := c.clientset.Discovery().ServerVersion()
if err != nil {
return nil, fmt.Errorf("could not retrieve server version: %w", err)
}
return version.NewVersion(serverVersion.GitVersion)
func (c *clientWrapper) GetServerVersion() *version.Version {
return c.serverVersion
}
// translateNotFoundError will translate a "not found" error to a boolean return

4
pkg/provider/kubernetes/ingress/client_mock_test.go
View File

@ -80,8 +80,8 @@ func (c clientMock) GetIngresses() []*networkingv1.Ingress {
return c.ingresses
}
func (c clientMock) GetServerVersion() (*version.Version, error) {
return c.serverVersion, nil
func (c clientMock) GetServerVersion() *version.Version {
return c.serverVersion
}
func (c clientMock) GetService(namespace, name string) (*corev1.Service, bool, error) {

6
pkg/provider/kubernetes/ingress/kubernetes.go
View File

@ -189,11 +189,7 @@ func (p *Provider) loadConfigurationFromIngresses(ctx context.Context, client Cl
TCP: &dynamic.TCPConfiguration{},
}
serverVersion, err := client.GetServerVersion()
if err != nil {
log.FromContext(ctx).Errorf("Failed to get server version: %v", err)
return conf
}
serverVersion := client.GetServerVersion()
var ingressClasses []*networkingv1.IngressClass