mirror of
https://github.com/Luzifer/elb-instance-status.git
synced 2024-11-08 05:50:06 +00:00
50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
package main
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import (
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"log"
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"os"
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"github.com/prometheus/client_golang/prometheus"
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)
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var (
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checkPassing *prometheus.GaugeVec
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checkExecutionTime *prometheus.SummaryVec
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currentStatusCode prometheus.Gauge
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dynamicLabels = []string{"check_id"}
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)
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func init() {
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hostname, err := os.Hostname()
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if err != nil {
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log.Fatalf("Unable to determine own hostname: %s", err)
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}
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co := prometheus.GaugeOpts{
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Subsystem: "elb_instance_status",
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ConstLabels: prometheus.Labels{"hostname": hostname},
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}
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co.Name = "check_passing"
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co.Help = "Bit showing whether the check PASSed (=1) or FAILed (=0), WARNs are also reported as FAILs"
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cp := prometheus.NewGaugeVec(co, dynamicLabels)
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co.Name = "status_code"
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co.Help = "Contains the current HTTP status code the ELB is seeing"
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csc := prometheus.NewGauge(co)
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cet := prometheus.NewSummaryVec(prometheus.SummaryOpts{
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Namespace: co.Namespace,
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Subsystem: co.Subsystem,
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ConstLabels: co.ConstLabels,
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Name: "check_execution_time",
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Help: "Timespan in µs the execution of the check took",
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}, dynamicLabels)
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checkPassing = prometheus.MustRegisterOrGet(cp).(*prometheus.GaugeVec)
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currentStatusCode = prometheus.MustRegisterOrGet(csc).(prometheus.Gauge)
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checkExecutionTime = prometheus.MustRegisterOrGet(cet).(*prometheus.SummaryVec)
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}
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