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https://github.com/prometheus/statsd_exporter.git
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4b3b9ba207
Signed-off-by: Frank Davidson <davidfr@americas.manulife.net> Signed-off-by: Frank Davidson <ffdavidson@gmail.com>
67 lines
1.5 KiB
Go
67 lines
1.5 KiB
Go
// Copyright 2013 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package metrics
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import (
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"time"
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"github.com/prometheus/client_golang/prometheus"
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)
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type MetricType int
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const (
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CounterMetricType MetricType = iota
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GaugeMetricType
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SummaryMetricType
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HistogramMetricType
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)
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type NameHash uint64
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type ValueHash uint64
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type LabelHash struct {
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// This is a hash over the label names
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Names NameHash
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// This is a hash over the label names + label values
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Values ValueHash
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}
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type MetricHolder interface{}
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type VectorHolder interface {
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Delete(label prometheus.Labels) bool
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}
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type Vector struct {
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Holder VectorHolder
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RefCount uint64
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}
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type Metric struct {
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MetricType MetricType
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// Vectors key is the hash of the label names
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Vectors map[NameHash]*Vector
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// Metrics key is a hash of the label names + label values
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Metrics map[ValueHash]*RegisteredMetric
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}
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type RegisteredMetric struct {
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LastRegisteredAt time.Time
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Labels prometheus.Labels
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TTL time.Duration
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Metric MetricHolder
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VecKey NameHash
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}
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