mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-12-28 23:19:46 -08:00
92 lines
2.1 KiB
Go
92 lines
2.1 KiB
Go
// +build runit
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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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"github.com/soundcloud/go-runit/runit"
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)
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var (
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runitLabelNames = []string{"service"}
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runitState = prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Namespace: Namespace,
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Name: "service_state",
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Help: "node_exporter: state of runit service.",
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},
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runitLabelNames,
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)
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runitStateDesired = prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Namespace: Namespace,
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Name: "service_desired_state",
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Help: "node_exporter: desired state of runit service.",
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},
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runitLabelNames,
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)
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runitStateNormal = prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Namespace: Namespace,
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Name: "service_normal_state",
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Help: "node_exporter: normal state of runit service.",
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},
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runitLabelNames,
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)
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)
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type runitCollector struct {
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config Config
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}
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func init() {
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Factories["runit"] = NewRunitCollector
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}
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func NewRunitCollector(config Config) (Collector, error) {
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c := runitCollector{
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config: config,
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}
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if _, err := prometheus.RegisterOrGet(runitState); err != nil {
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return nil, err
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}
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if _, err := prometheus.RegisterOrGet(runitStateDesired); err != nil {
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return nil, err
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}
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if _, err := prometheus.RegisterOrGet(runitStateNormal); err != nil {
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return nil, err
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}
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return &c, nil
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}
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func (c *runitCollector) Update() (updates int, err error) {
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services, err := runit.GetServices("/etc/service")
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if err != nil {
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return 0, err
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}
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for _, service := range services {
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status, err := service.Status()
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if err != nil {
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glog.V(1).Infof("Couldn't get status for %s: %s, skipping...", service.Name, err)
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continue
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}
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glog.V(1).Infof("%s is %d on pid %d for %d seconds", service.Name, status.State, status.Pid, status.Duration)
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runitState.WithLabelValues(service.Name).Set(float64(status.State))
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runitStateDesired.WithLabelValues(service.Name).Set(float64(status.Want))
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if status.NormallyUp {
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runitStateNormal.WithLabelValues(service.Name).Set(1)
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} else {
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runitStateNormal.WithLabelValues(service.Name).Set(1)
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}
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updates += 3
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}
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return updates, err
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}
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