github.com/galamsiva2020/kubernetes-heapster-monitoring@v0.0.0-20210823134957-3c1baa7c1e70/metrics/sinks/hawkular/types.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 hawkular 16 17 import ( 18 "net/url" 19 "sync" 20 21 "github.com/hawkular/hawkular-client-go/metrics" 22 "k8s.io/heapster/metrics/core" 23 ) 24 25 type Filter func(ms *core.MetricSet, metricName string) bool 26 type FilterType int 27 28 const ( 29 // Filter by label's value 30 Label FilterType = iota 31 // Filter by metric name 32 Name 33 // Unknown filter type 34 Unknown 35 ) 36 37 func (f FilterType) From(s string) FilterType { 38 switch s { 39 case "label": 40 return Label 41 case "name": 42 return Name 43 default: 44 return Unknown 45 } 46 } 47 48 type expiringItem struct { 49 hash uint64 50 ttl uint64 51 } 52 53 type hawkularSink struct { 54 client *metrics.Client 55 models map[string]*metrics.MetricDefinition // Model definitions 56 regLock sync.RWMutex 57 // reg map[string]uint64 // Hash of real definition 58 expReg map[string]*expiringItem 59 runId uint64 60 cacheAge uint64 61 62 uri *url.URL 63 64 labelTenant string 65 labelNodeId string 66 labelTagPrefix string 67 modifiers []metrics.Modifier 68 filters []Filter 69 70 disablePreCaching bool 71 batchSize int 72 } 73 74 func heapsterTypeToHawkularType(t core.MetricType) metrics.MetricType { 75 switch t { 76 case core.MetricCumulative: 77 return metrics.Counter 78 case core.MetricGauge: 79 return metrics.Gauge 80 default: 81 return metrics.Gauge 82 } 83 }