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collector.go 1.36 KiB
package machine

import (
	"github.com/prometheus/client_golang/prometheus"
)

func (m *machineProvider) collectDetails() (data machinesData) {
	m.lock.RLock()
	defer m.lock.RUnlock()

	for _, details := range m.details {
		if !details.isDead() {
			data.Add(details)
		}
	}
	return
}

// Describe implements prometheus.Collector.
func (m *machineProvider) Describe(ch chan<- *prometheus.Desc) {
	m.totalActions.Describe(ch)
	m.creationHistogram.Describe(ch)
	ch <- m.currentStatesDesc
}

// Collect implements prometheus.Collector.
func (m *machineProvider) Collect(ch chan<- prometheus.Metric) {
	data := m.collectDetails()
	ch <- prometheus.MustNewConstMetric(m.currentStatesDesc, prometheus.GaugeValue, float64(data.Acquired), "acquired")
	ch <- prometheus.MustNewConstMetric(m.currentStatesDesc, prometheus.GaugeValue, float64(data.Creating), "creating")
	ch <- prometheus.MustNewConstMetric(m.currentStatesDesc, prometheus.GaugeValue, float64(data.Idle), "idle")
	ch <- prometheus.MustNewConstMetric(m.currentStatesDesc, prometheus.GaugeValue, float64(data.Used), "used")
	ch <- prometheus.MustNewConstMetric(m.currentStatesDesc, prometheus.GaugeValue, float64(data.Removing), "removing")
	ch <- prometheus.MustNewConstMetric(m.currentStatesDesc, prometheus.GaugeValue, float64(data.StuckOnRemoving), "stuck-on-removing")

	m.totalActions.Collect(ch)
	m.creationHistogram.Collect(ch)
}