mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-11-23 20:36:21 +01:00
87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
// +build runit
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package exporter
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import (
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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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type runitCollector struct {
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name string
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config config
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state prometheus.Gauge
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stateDesired prometheus.Gauge
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stateNormal prometheus.Gauge
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}
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func init() {
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collectorFactories = append(collectorFactories, NewRunitCollector)
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}
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func NewRunitCollector(config config, registry prometheus.Registry) (Collector, error) {
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c := runitCollector{
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name: "runit_collector",
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config: config,
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state: prometheus.NewGauge(),
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stateDesired: prometheus.NewGauge(),
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stateNormal: prometheus.NewGauge(),
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}
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registry.Register(
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"node_service_state",
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"node_exporter: state of runit service.",
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prometheus.NilLabels,
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c.state,
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)
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registry.Register(
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"node_service_desired_state",
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"node_exporter: desired state of runit service.",
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prometheus.NilLabels,
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c.stateDesired,
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)
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registry.Register(
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"node_service_normal_state",
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"node_exporter: normal state of runit service.",
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prometheus.NilLabels,
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c.stateNormal,
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)
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return &c, nil
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}
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func (c *runitCollector) Name() string { return c.name }
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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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debug(c.Name(), "Couldn't get status for %s: %s, skipping...", service.Name, err)
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continue
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}
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debug(c.Name(), "%s is %d on pid %d for %d seconds", service.Name, status.State, status.Pid, status.Duration)
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labels := map[string]string{
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"service": service.Name,
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}
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c.state.Set(labels, float64(status.State))
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c.stateDesired.Set(labels, float64(status.Want))
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if status.NormallyUp {
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c.stateNormal.Set(labels, 1)
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} else {
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c.stateNormal.Set(labels, 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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