github.com/jonaz/heapster@v1.3.0-beta.0.0.20170208112634-cd3c15ca3d29/metrics/storage/util/util.go (about)

     1  // Copyright 2016 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 util
    16  
    17  import (
    18  	"fmt"
    19  
    20  	"k8s.io/heapster/metrics/core"
    21  	"k8s.io/kubernetes/pkg/api"
    22  	"k8s.io/kubernetes/pkg/api/resource"
    23  )
    24  
    25  func ParseResourceList(ms *core.MetricSet) (api.ResourceList, error) {
    26  	cpu, found := ms.MetricValues[core.MetricCpuUsageRate.MetricDescriptor.Name]
    27  	if !found {
    28  		return api.ResourceList{}, fmt.Errorf("cpu not found")
    29  	}
    30  	mem, found := ms.MetricValues[core.MetricMemoryWorkingSet.MetricDescriptor.Name]
    31  	if !found {
    32  		return api.ResourceList{}, fmt.Errorf("memory not found")
    33  	}
    34  
    35  	return api.ResourceList{
    36  		api.ResourceCPU: *resource.NewMilliQuantity(
    37  			cpu.IntValue,
    38  			resource.DecimalSI),
    39  		api.ResourceMemory: *resource.NewQuantity(
    40  			mem.IntValue,
    41  			resource.BinarySI),
    42  	}, nil
    43  }