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https://github.com/k3s-io/kubernetes.git
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3d6a5d471f
This change enables structured logging and cancellation in the service account controller by replacing the usage of context.TODO with an actual context.
78 lines
3.0 KiB
Go
78 lines
3.0 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package serviceaccount
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import (
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"context"
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v1 "k8s.io/api/core/v1"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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clientset "k8s.io/client-go/kubernetes"
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v1listers "k8s.io/client-go/listers/core/v1"
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"k8s.io/kubernetes/pkg/serviceaccount"
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)
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// clientGetter implements ServiceAccountTokenGetter using a clientset.Interface
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type clientGetter struct {
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client clientset.Interface
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secretLister v1listers.SecretLister
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serviceAccountLister v1listers.ServiceAccountLister
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podLister v1listers.PodLister
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nodeLister v1listers.NodeLister
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}
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// NewGetterFromClient returns a ServiceAccountTokenGetter that
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// uses the specified client to retrieve service accounts, pods, secrets and nodes.
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// The client should NOT authenticate using a service account token
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// the returned getter will be used to retrieve, or recursion will result.
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func NewGetterFromClient(c clientset.Interface, secretLister v1listers.SecretLister, serviceAccountLister v1listers.ServiceAccountLister, podLister v1listers.PodLister, nodeLister v1listers.NodeLister) serviceaccount.ServiceAccountTokenGetter {
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return clientGetter{c, secretLister, serviceAccountLister, podLister, nodeLister}
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}
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func (c clientGetter) GetServiceAccount(ctx context.Context, namespace, name string) (*v1.ServiceAccount, error) {
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if serviceAccount, err := c.serviceAccountLister.ServiceAccounts(namespace).Get(name); err == nil {
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return serviceAccount, nil
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}
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return c.client.CoreV1().ServiceAccounts(namespace).Get(ctx, name, metav1.GetOptions{})
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}
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func (c clientGetter) GetPod(ctx context.Context, namespace, name string) (*v1.Pod, error) {
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if pod, err := c.podLister.Pods(namespace).Get(name); err == nil {
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return pod, nil
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}
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return c.client.CoreV1().Pods(namespace).Get(ctx, name, metav1.GetOptions{})
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}
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func (c clientGetter) GetSecret(ctx context.Context, namespace, name string) (*v1.Secret, error) {
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if secret, err := c.secretLister.Secrets(namespace).Get(name); err == nil {
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return secret, nil
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}
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return c.client.CoreV1().Secrets(namespace).Get(ctx, name, metav1.GetOptions{})
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}
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func (c clientGetter) GetNode(ctx context.Context, name string) (*v1.Node, error) {
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// handle the case where the node lister isn't set due to feature being disabled
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if c.nodeLister == nil {
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return nil, apierrors.NewNotFound(v1.Resource("nodes"), name)
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}
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if node, err := c.nodeLister.Get(name); err == nil {
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return node, nil
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}
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return c.client.CoreV1().Nodes().Get(ctx, name, metav1.GetOptions{})
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}
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