kubelet_pods.go

Documentation: k8s.io/kubernetes/test/e2e/framework/kubelet

     1  /*
     2  Copyright 2019 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package kubelet
    18  
    19  import (
    20  	"context"
    21  
    22  	v1 "k8s.io/api/core/v1"
    23  	clientset "k8s.io/client-go/kubernetes"
    24  	"k8s.io/kubernetes/test/e2e/framework"
    25  )
    26  
    27  // GetKubeletPods retrieves the list of pods on the kubelet.
    28  func GetKubeletPods(ctx context.Context, c clientset.Interface, node string) (*v1.PodList, error) {
    29  	return getKubeletPods(ctx, c, node, "pods")
    30  }
    31  
    32  // GetKubeletRunningPods retrieves the list of running pods on the kubelet. The pods
    33  // includes necessary information (e.g., UID, name, namespace for
    34  // pods/containers), but do not contain the full spec.
    35  func GetKubeletRunningPods(ctx context.Context, c clientset.Interface, node string) (*v1.PodList, error) {
    36  	return getKubeletPods(ctx, c, node, "runningpods")
    37  }
    38  
    39  func getKubeletPods(ctx context.Context, c clientset.Interface, node, resource string) (*v1.PodList, error) {
    40  	result := &v1.PodList{}
    41  	client, err := ProxyRequest(ctx, c, node, resource, framework.KubeletPort)
    42  	if err != nil {
    43  		return &v1.PodList{}, err
    44  	}
    45  	if err = client.Into(result); err != nil {
    46  		return &v1.PodList{}, err
    47  	}
    48  	return result, nil
    49  }
    50
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