a3f43340ec
Setting 4 buckets with exponential in range 1, 100 meant the boundaries were at 1, 4.64, 21.53, 100. Because of that, the p99 looked misleadingly large.
67 lines
1.9 KiB
Go
67 lines
1.9 KiB
Go
// Copyright 2023 LiveKit, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package webhook
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import (
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"sync"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promauto"
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)
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var (
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promWebhookDispatchTotal *prometheus.CounterVec
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promWebhookQueueLengthHistogram prometheus.Histogram
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promWebhookInitOnce sync.Once
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)
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func InitWebhookStats(constLabels prometheus.Labels) {
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promWebhookInitOnce.Do(func() { initWebhookStats(constLabels) })
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}
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func initWebhookStats(constLabels prometheus.Labels) {
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promWebhookDispatchTotal = promauto.NewCounterVec(prometheus.CounterOpts{
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Namespace: "livekit",
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Subsystem: "webhook",
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Name: "dispatch_total",
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ConstLabels: constLabels,
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}, []string{"status", "reason"})
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promWebhookQueueLengthHistogram = promauto.NewHistogram(prometheus.HistogramOpts{
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Namespace: "livekit",
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Subsystem: "webhook",
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Name: "queue_length",
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ConstLabels: constLabels,
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Buckets: []float64{1, 2, 3, 4, 5, 10, 20, 40, 80},
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})
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}
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func IncDispatchSuccess() {
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promWebhookDispatchTotal.WithLabelValues("success", "").Inc()
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}
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func IncDispatchFailure() {
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promWebhookDispatchTotal.WithLabelValues("failure", "").Inc()
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}
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func IncDispatchDrop(reason string) {
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promWebhookDispatchTotal.WithLabelValues("drop", reason).Inc()
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}
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func RecordQueueLength(queueLength int) {
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promWebhookQueueLengthHistogram.Observe(float64(queueLength))
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}
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