ntfy/server/server_metrics.go

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Go
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package server
import (
"github.com/prometheus/client_golang/prometheus"
)
var (
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metricMessagesPublishedSuccess prometheus.Counter
metricMessagesPublishedFailure prometheus.Counter
metricMessagesCached prometheus.Gauge
metricMessagePublishDurationMillis prometheus.Gauge
metricFirebasePublishedSuccess prometheus.Counter
metricFirebasePublishedFailure prometheus.Counter
metricEmailsPublishedSuccess prometheus.Counter
metricEmailsPublishedFailure prometheus.Counter
metricEmailsReceivedSuccess prometheus.Counter
metricEmailsReceivedFailure prometheus.Counter
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metricSMSSentSuccess prometheus.Counter
metricSMSSentFailure prometheus.Counter
metricCallsMadeSuccess prometheus.Counter
metricCallsMadeFailure prometheus.Counter
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metricUnifiedPushPublishedSuccess prometheus.Counter
metricMatrixPublishedSuccess prometheus.Counter
metricMatrixPublishedFailure prometheus.Counter
metricAttachmentsTotalSize prometheus.Gauge
metricVisitors prometheus.Gauge
metricSubscribers prometheus.Gauge
metricTopics prometheus.Gauge
metricUsers prometheus.Gauge
metricHTTPRequests *prometheus.CounterVec
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)
func initMetrics() {
metricMessagesPublishedSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_messages_published_success",
})
metricMessagesPublishedFailure = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_messages_published_failure",
})
metricMessagesCached = prometheus.NewGauge(prometheus.GaugeOpts{
Name: "ntfy_messages_cached_total",
})
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metricMessagePublishDurationMillis = prometheus.NewGauge(prometheus.GaugeOpts{
Name: "ntfy_message_publish_duration_ms",
})
metricFirebasePublishedSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_firebase_published_success",
})
metricFirebasePublishedFailure = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_firebase_published_failure",
})
metricEmailsPublishedSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_emails_sent_success",
})
metricEmailsPublishedFailure = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_emails_sent_failure",
})
metricEmailsReceivedSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_emails_received_success",
})
metricEmailsReceivedFailure = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_emails_received_failure",
})
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metricSMSSentSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_sms_sent_success",
})
metricSMSSentFailure = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_sms_sent_failure",
})
metricCallsMadeSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_calls_made_success",
})
metricCallsMadeFailure = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_calls_made_failure",
})
metricUnifiedPushPublishedSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_unifiedpush_published_success",
})
metricMatrixPublishedSuccess = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_matrix_published_success",
})
metricMatrixPublishedFailure = prometheus.NewCounter(prometheus.CounterOpts{
Name: "ntfy_matrix_published_failure",
})
metricAttachmentsTotalSize = prometheus.NewGauge(prometheus.GaugeOpts{
Name: "ntfy_attachments_total_size",
})
metricVisitors = prometheus.NewGauge(prometheus.GaugeOpts{
Name: "ntfy_visitors_total",
})
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metricUsers = prometheus.NewGauge(prometheus.GaugeOpts{
Name: "ntfy_users_total",
})
metricSubscribers = prometheus.NewGauge(prometheus.GaugeOpts{
Name: "ntfy_subscribers_total",
})
metricTopics = prometheus.NewGauge(prometheus.GaugeOpts{
Name: "ntfy_topics_total",
})
metricHTTPRequests = prometheus.NewCounterVec(prometheus.CounterOpts{
Name: "ntfy_http_requests_total",
}, []string{"http_code", "ntfy_code", "http_method"})
prometheus.MustRegister(
metricMessagesPublishedSuccess,
metricMessagesPublishedFailure,
metricMessagesCached,
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metricMessagePublishDurationMillis,
metricFirebasePublishedSuccess,
metricFirebasePublishedFailure,
metricEmailsPublishedSuccess,
metricEmailsPublishedFailure,
metricEmailsReceivedSuccess,
metricEmailsReceivedFailure,
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metricSMSSentSuccess,
metricSMSSentFailure,
metricCallsMadeSuccess,
metricCallsMadeFailure,
metricUnifiedPushPublishedSuccess,
metricMatrixPublishedSuccess,
metricMatrixPublishedFailure,
metricAttachmentsTotalSize,
metricVisitors,
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metricUsers,
metricSubscribers,
metricTopics,
metricHTTPRequests,
)
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}
// minc increments a prometheus.Counter if it is non-nil
func minc(counter prometheus.Counter) {
if counter != nil {
counter.Inc()
}
}
// mset sets a prometheus.Gauge if it is non-nil
func mset[T int | int64 | float64](gauge prometheus.Gauge, value T) {
if gauge != nil {
gauge.Set(float64(value))
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}
}