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add label to the metrics

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Signed-off-by: Honglin Feng <tifayuki@gmail.com>
This commit is contained in:
Honglin Feng
2018-10-11 21:39:02 +08:00
parent 8b70616846
commit 76da6290b0
4 changed files with 17 additions and 15 deletions
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26
notifications/metrics.go
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@@ -12,11 +12,11 @@ import (
var (
// eventsCounter counts total events of incoming, success, failure, and errors
eventsCounter = prometheus.NotificationsNamespace.NewLabeledCounter("events", "The number of total events", "type")
eventsCounter = prometheus.NotificationsNamespace.NewLabeledCounter("events", "The number of total events", "type", "to")
// pendingGauge measures the pending queue size
pendingGauge = prometheus.NotificationsNamespace.NewGauge("pending", "The gauge of pending events in queue", metrics.Total)
pendingGauge = prometheus.NotificationsNamespace.NewLabeledGauge("pending", "The gauge of pending events in queue", metrics.Total, "to")
// statusCounter counts the total notification call per each status code
statusCounter = prometheus.NotificationsNamespace.NewLabeledCounter("status", "The number of status code", "code")
statusCounter = prometheus.NotificationsNamespace.NewLabeledCounter("status", "The number of status code", "code", "to")
)
// EndpointMetrics track various actions taken by the endpoint, typically by
@@ -34,14 +34,16 @@ type EndpointMetrics struct {
// safeMetrics guards the metrics implementation with a lock and provides a
// safe update function.
type safeMetrics struct {
EndpointName string
EndpointMetrics
sync.Mutex // protects statuses map
}
// newSafeMetrics returns safeMetrics with map allocated.
func newSafeMetrics() *safeMetrics {
func newSafeMetrics(name string) *safeMetrics {
var sm safeMetrics
sm.Statuses = make(map[string]int)
sm.EndpointName = name
return &sm
}
@@ -74,8 +76,8 @@ func (emsl *endpointMetricsHTTPStatusListener) success(status int, events ...Eve
emsl.Statuses[fmt.Sprintf("%d %s", status, http.StatusText(status))] += len(events)
emsl.Successes += len(events)
statusCounter.WithValues(fmt.Sprintf("%d %s", status, http.StatusText(status))).Inc(1)
eventsCounter.WithValues("Successes").Inc(1)
statusCounter.WithValues(fmt.Sprintf("%d %s", status, http.StatusText(status)), emsl.EndpointName).Inc(1)
eventsCounter.WithValues("Successes", emsl.EndpointName).Inc(1)
}
func (emsl *endpointMetricsHTTPStatusListener) failure(status int, events ...Event) {
@@ -84,8 +86,8 @@ func (emsl *endpointMetricsHTTPStatusListener) failure(status int, events ...Eve
emsl.Statuses[fmt.Sprintf("%d %s", status, http.StatusText(status))] += len(events)
emsl.Failures += len(events)
statusCounter.WithValues(fmt.Sprintf("%d %s", status, http.StatusText(status))).Inc(1)
eventsCounter.WithValues("Failures").Inc(1)
statusCounter.WithValues(fmt.Sprintf("%d %s", status, http.StatusText(status)), emsl.EndpointName).Inc(1)
eventsCounter.WithValues("Failures", emsl.EndpointName).Inc(1)
}
func (emsl *endpointMetricsHTTPStatusListener) err(err error, events ...Event) {
@@ -93,7 +95,7 @@ func (emsl *endpointMetricsHTTPStatusListener) err(err error, events ...Event) {
defer emsl.safeMetrics.Unlock()
emsl.Errors += len(events)
eventsCounter.WithValues("Errors").Inc(1)
eventsCounter.WithValues("Errors", emsl.EndpointName).Inc(1)
}
// endpointMetricsEventQueueListener maintains the incoming events counter and
@@ -108,8 +110,8 @@ func (eqc *endpointMetricsEventQueueListener) ingress(events ...Event) {
eqc.Events += len(events)
eqc.Pending += len(events)
eventsCounter.WithValues("Events").Inc()
pendingGauge.Inc(1)
eventsCounter.WithValues("Events", eqc.EndpointName).Inc()
pendingGauge.WithValues(eqc.EndpointName).Inc(1)
}
func (eqc *endpointMetricsEventQueueListener) egress(events ...Event) {
@@ -117,7 +119,7 @@ func (eqc *endpointMetricsEventQueueListener) egress(events ...Event) {
defer eqc.Unlock()
eqc.Pending -= len(events)
pendingGauge.Dec(1)
pendingGauge.WithValues(eqc.EndpointName).Dec(1)
}
// endpoints is global registry of endpoints used to report metrics to expvar