prometheusmetricshost-metricsmachine-metricsnode-metricsprocfsprometheus-exportersystem-informationsystem-metrics
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46 lines
1.0 KiB
46 lines
1.0 KiB
// +build !noattributes |
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package collector |
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import ( |
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"github.com/golang/glog" |
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"github.com/prometheus/client_golang/prometheus" |
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) |
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type attributesCollector struct { |
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config Config |
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metric *prometheus.GaugeVec |
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} |
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func init() { |
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Factories["attributes"] = NewAttributesCollector |
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} |
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// Takes a config struct and prometheus registry and returns a new Collector exposing |
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// labels from the config. |
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func NewAttributesCollector(config Config) (Collector, error) { |
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labelNames := []string{} |
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for l := range config.Attributes { |
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labelNames = append(labelNames, l) |
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} |
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return &attributesCollector{ |
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config: config, |
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metric: prometheus.NewGaugeVec( |
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prometheus.GaugeOpts{ |
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Namespace: Namespace, |
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Name: "attributes", |
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Help: "The node_exporter attributes.", |
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}, |
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labelNames, |
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), |
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}, nil |
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} |
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func (c *attributesCollector) Update(ch chan<- prometheus.Metric) (err error) { |
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glog.V(1).Info("Set node_attributes{%v}: 1", c.config.Attributes) |
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c.metric.Reset() |
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c.metric.With(c.config.Attributes).Set(1) |
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c.metric.Collect(ch) |
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return err |
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}
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