// values should be a "cpu"-prefixed set of values from /proc/stat.
// cc.metricLabels must have "core" label set or removed as appropriate for cv.
func (cc *cpuCollector) exportValues(values []string, cv *promm.CounterVec) {
for stateIndex, valueStr := range values {
if stateIndex > len(cpuStates) {
break
}
if cc.recordedStates&(1<<uint(stateIndex)) != 0 {
jiffies, err := strconv.ParseUint(valueStr, 10, 64)
if err != nil {
continue
}
cc.metricLabels["state"] = cpuStates[stateIndex]
cv.With(cc.metricLabels).Set(float64(jiffies) * cc.jiffiesScaler)
}
}
}
func (s *Sink) EmitEvent(job string, event string, kvs map[string]string) {
var counter *prometheus.CounterVec
if c, ok := s.Config.CounterVecs[job]; ok {
counter = c
} else {
labels := labelsFromMap(kvs)
counter = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: s.Config.Job,
Subsystem: "indexer",
Name: job,
Help: "Automaticaly created event",
}, labels)
s.Config.CounterVecs[job] = counter
prometheus.Register(counter)
}
kvs["event"] = event
if m, err := counter.GetMetricWith(kvs); err == nil {
m.Inc()
}
}
func readCounterVec(m *prometheus.CounterVec, l prometheus.Labels) float64 {
pb := &dto.Metric{}
c := m.With(l)
c.Write(pb)
return pb.GetCounter().GetValue()
}