44 lines
1.4 KiB
Go
44 lines
1.4 KiB
Go
// Copyright 2015 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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// Exporter is a prometheus exporter using multiple Factories to collect and export system metrics.
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package collector
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import (
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/common/log"
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)
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const Namespace = "node"
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var Factories = make(map[string]func() (Collector, error))
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func warnDeprecated(collector string) {
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log.Warnf("The %s collector is deprecated and will be removed in the future!", collector)
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}
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// Interface a collector has to implement.
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type Collector interface {
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// Get new metrics and expose them via prometheus registry.
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Update(ch chan<- prometheus.Metric) (err error)
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}
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type typedDesc struct {
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desc *prometheus.Desc
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valueType prometheus.ValueType
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}
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func (d *typedDesc) mustNewConstMetric(value float64, labels ...string) prometheus.Metric {
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return prometheus.MustNewConstMetric(d.desc, d.valueType, value, labels...)
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}
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