1 /* 2 Copyright 2016 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 stats 18 19 import ( 20 "k8s.io/client-go/tools/record" 21 "time" 22 ) 23 24 // ResourceAnalyzer provides statistics on node resource consumption 25 type ResourceAnalyzer interface { 26 Start() 27 28 fsResourceAnalyzerInterface 29 SummaryProvider 30 } 31 32 // resourceAnalyzer implements ResourceAnalyzer 33 type resourceAnalyzer struct { 34 *fsResourceAnalyzer 35 SummaryProvider 36 } 37 38 var _ ResourceAnalyzer = &resourceAnalyzer{} 39 40 // NewResourceAnalyzer returns a new ResourceAnalyzer 41 func NewResourceAnalyzer(statsProvider Provider, calVolumeFrequency time.Duration, eventRecorder record.EventRecorder) ResourceAnalyzer { 42 fsAnalyzer := newFsResourceAnalyzer(statsProvider, calVolumeFrequency, eventRecorder) 43 summaryProvider := NewSummaryProvider(statsProvider) 44 return &resourceAnalyzer{fsAnalyzer, summaryProvider} 45 } 46 47 // Start starts background functions necessary for the ResourceAnalyzer to function 48 func (ra *resourceAnalyzer) Start() { 49 ra.fsResourceAnalyzer.Start() 50 } 51