github.com/galamsiva2020/kubernetes-heapster-monitoring@v0.0.0-20210823134957-3c1baa7c1e70/metrics/core/ms_keys.go (about)

     1  // Copyright 2015 Google Inc. All Rights Reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package core
    16  
    17  import (
    18  	"fmt"
    19  )
    20  
    21  // MetricsSet keys are inside of DataBatch. The structure of the returned string is
    22  // an implementation detail and no component should rely on it as it may change
    23  // anytime. It only guaranteed that it is unique for the unique combination of
    24  // passed parameters.
    25  
    26  func PodContainerKey(namespace, podName, containerName string) string {
    27  	return fmt.Sprintf("namespace:%s/pod:%s/container:%s", namespace, podName, containerName)
    28  }
    29  
    30  func PodKey(namespace, podName string) string {
    31  	return fmt.Sprintf("namespace:%s/pod:%s", namespace, podName)
    32  }
    33  
    34  func NamespaceKey(namespace string) string {
    35  	return fmt.Sprintf("namespace:%s", namespace)
    36  }
    37  
    38  func NodeKey(node string) string {
    39  	return fmt.Sprintf("node:%s", node)
    40  }
    41  
    42  func NodeContainerKey(node, container string) string {
    43  	return fmt.Sprintf("node:%s/container:%s", node, container)
    44  }
    45  
    46  func ClusterKey() string {
    47  	return "cluster"
    48  }