diff --git a/app/metrics/gauge_updater.go b/app/metrics/gauge_updater.go new file mode 100644 index 0000000..ed9291c --- /dev/null +++ b/app/metrics/gauge_updater.go @@ -0,0 +1,62 @@ +// app/metrics/gauge_updater.go +// Периодическое обновление gauge-метрик (количество очередей и сообщений per tenant). +// Запускается как горутина из main, обновляет каждые 15 секунд. +// Не блокирует SQS-запросы — читает через RLock. +// Created: 2026-04-12 +package metrics + +import ( + "strings" + "time" + + "shared-sqs/app/models" + + log "github.com/sirupsen/logrus" +) + +// StartGaugeUpdater — запускает горутину, которая каждые interval секунд +// пересчитывает количество очередей и сообщений по тенантам для Prometheus gauge. +// Останавливается при закрытии канала quit. +func StartGaugeUpdater(interval time.Duration, quit <-chan bool) { + go func() { + ticker := time.NewTicker(interval) + defer ticker.Stop() + for { + select { + case <-ticker.C: + updateGauges() + case <-quit: + log.Debug("metrics: gauge updater stopped") + return + } + } + }() + log.Infof("metrics: gauge updater started, interval=%s", interval) +} + +// updateGauges — пересчитывает sqs_queues_count и sqs_messages_count per tenant. +// Формат ключа очереди: "{accessKey}:{queueName}" — берём часть до первого ":". +func updateGauges() { + // Собираем данные под RLock — не блокируем запись + models.SyncQueues.RLock() + tenantQueues := make(map[string]int) + tenantMessages := make(map[string]int) + for key, queue := range models.SyncQueues.Queues { + // Ключ формата "accessKey:queueName" — tenant определяется по accessKey + parts := strings.SplitN(key, ":", 2) + tenantKey := parts[0] + tenantQueues[tenantKey]++ + tenantMessages[tenantKey] += len(queue.Messages) + } + models.SyncQueues.RUnlock() + + // Сбрасываем старые значения и записываем новые + QueuesGauge.Reset() + MessagesGauge.Reset() + for tenant, count := range tenantQueues { + QueuesGauge.WithLabelValues(tenant).Set(float64(count)) + } + for tenant, count := range tenantMessages { + MessagesGauge.WithLabelValues(tenant).Set(float64(count)) + } +} diff --git a/app/metrics/metrics.go b/app/metrics/metrics.go new file mode 100644 index 0000000..48159bb --- /dev/null +++ b/app/metrics/metrics.go @@ -0,0 +1,71 @@ +// app/metrics/metrics.go +// Prometheus-совместимые метрики shared-sqs для Victoria Metrics / Grafana. +// Отдаёт метрики на /metrics в стандартном формате Prometheus. +// VMAgent в кластере скрейпит этот endpoint через VMServiceScrape. +// Created: 2026-04-12 +package metrics + +import ( + "github.com/prometheus/client_golang/prometheus" + "github.com/prometheus/client_golang/prometheus/promauto" +) + +// RequestsTotal — счётчик SQS-запросов по тенанту и операции. +// Пример: sqs_requests_total{tenant="t-abc123", operation="SendMessage"} = 42 +var RequestsTotal = promauto.NewCounterVec( + prometheus.CounterOpts{ + Name: "sqs_requests_total", + Help: "Total number of SQS API requests by tenant and operation", + }, + []string{"tenant", "operation"}, +) + +// RequestBytesTotal — суммарный объём тел запросов (Content-Length) по тенанту и операции. +// Для биллинга по трафику. +var RequestBytesTotal = promauto.NewCounterVec( + prometheus.CounterOpts{ + Name: "sqs_request_bytes_total", + Help: "Total request body bytes by tenant and operation", + }, + []string{"tenant", "operation"}, +) + +// RequestDuration — гистограмма latency SQS-операций в секундах. +// Бакеты подобраны для типичного SQS: от 1ms до 30s (long polling). +var RequestDuration = promauto.NewHistogramVec( + prometheus.HistogramOpts{ + Name: "sqs_request_duration_seconds", + Help: "SQS API request duration in seconds", + Buckets: []float64{0.001, 0.005, 0.01, 0.025, 0.05, 0.1, 0.25, 0.5, 1, 2.5, 5, 10, 20, 30}, + }, + []string{"operation"}, +) + +// ErrorsTotal — счётчик ошибочных SQS-ответов (HTTP >= 400) по операции. +var ErrorsTotal = promauto.NewCounterVec( + prometheus.CounterOpts{ + Name: "sqs_errors_total", + Help: "Total number of SQS API error responses by operation", + }, + []string{"operation"}, +) + +// QueuesGauge — текущее количество очередей по тенанту. +// Обновляется периодически, не на каждый запрос. +var QueuesGauge = promauto.NewGaugeVec( + prometheus.GaugeOpts{ + Name: "sqs_queues_count", + Help: "Current number of queues per tenant", + }, + []string{"tenant"}, +) + +// MessagesGauge — текущее количество сообщений по тенанту. +// Обновляется периодически, не на каждый запрос. +var MessagesGauge = promauto.NewGaugeVec( + prometheus.GaugeOpts{ + Name: "sqs_messages_count", + Help: "Current number of messages per tenant", + }, + []string{"tenant"}, +) diff --git a/go.mod b/go.mod index 720db57..b91da89 100644 --- a/go.mod +++ b/go.mod @@ -1,6 +1,6 @@ module shared-sqs -go 1.22 +go 1.23.0 require ( github.com/ghodss/yaml v1.0.0 @@ -11,21 +11,30 @@ require ( github.com/mitchellh/copystructure v1.2.0 github.com/redis/go-redis/v9 v9.18.0 github.com/sirupsen/logrus v1.9.0 - github.com/stretchr/testify v1.7.0 + github.com/stretchr/testify v1.11.1 ) require ( + github.com/beorn7/perks v1.0.1 // indirect github.com/cespare/xxhash/v2 v2.3.0 // indirect github.com/davecgh/go-spew v1.1.1 // indirect github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect - github.com/kr/pretty v0.1.0 // indirect + github.com/kr/pretty v0.3.1 // indirect github.com/mitchellh/reflectwalk v1.0.2 // indirect + github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect github.com/pmezard/go-difflib v1.0.0 // indirect + github.com/prometheus/client_golang v1.23.2 // indirect + github.com/prometheus/client_model v0.6.2 // indirect + github.com/prometheus/common v0.66.1 // indirect + github.com/prometheus/procfs v0.16.1 // indirect + github.com/rogpeppe/go-internal v1.10.0 // indirect go.uber.org/atomic v1.11.0 // indirect - golang.org/x/sys v0.13.0 // indirect - gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect + go.yaml.in/yaml/v2 v2.4.2 // indirect + golang.org/x/sys v0.35.0 // indirect + google.golang.org/protobuf v1.36.8 // indirect + gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect gopkg.in/yaml.v2 v2.4.0 // indirect - gopkg.in/yaml.v3 v3.0.0 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect ) retract ( diff --git a/go.sum b/go.sum index 9a9706c..a049408 100644 --- a/go.sum +++ b/go.sum @@ -1,9 +1,12 @@ +github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= +github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= github.com/bsm/ginkgo/v2 v2.12.0 h1:Ny8MWAHyOepLGlLKYmXG4IEkioBysk6GpaRTLC8zwWs= github.com/bsm/ginkgo/v2 v2.12.0/go.mod h1:SwYbGRRDovPVboqFv0tPTcG1sN61LM1Z4ARdbAV9g4c= github.com/bsm/gomega v1.27.10 h1:yeMWxP2pV2fG3FgAODIY8EiRE3dy0aeFYt4l7wh6yKA= github.com/bsm/gomega v1.27.10/go.mod h1:JyEr/xRbxbtgWNi8tIEVPUYZ5Dzef52k01W3YH0H+O0= github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= @@ -19,38 +22,59 @@ github.com/gorilla/schema v1.4.1 h1:jUg5hUjCSDZpNGLuXQOgIWGdlgrIdYvgQ0wZtdK1M3E= github.com/gorilla/schema v1.4.1/go.mod h1:Dg5SSm5PV60mhF2NFaTV1xuYYj8tV8NOPRo4FggUMnM= github.com/klauspost/cpuid/v2 v2.0.9 h1:lgaqFMSdTdQYdZ04uHyN2d/eKdOMyi2YLSvlQIBFYa4= github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg= -github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI= -github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo= +github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= +github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE= +github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk= github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= -github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE= github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= +github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= +github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= github.com/lib/pq v1.12.3 h1:tTWxr2YLKwIvK90ZXEw8GP7UFHtcbTtty8zsI+YjrfQ= github.com/lib/pq v1.12.3/go.mod h1:/p+8NSbOcwzAEI7wiMXFlgydTwcgTr3OSKMsD2BitpA= github.com/mitchellh/copystructure v1.2.0 h1:vpKXTN4ewci03Vljg/q9QvCGUDttBOGBIa15WveJJGw= github.com/mitchellh/copystructure v1.2.0/go.mod h1:qLl+cE2AmVv+CoeAwDPye/v+N2HKCj9FbZEVFJRxO9s= github.com/mitchellh/reflectwalk v1.0.2 h1:G2LzWKi524PWgd3mLHV8Y5k7s6XUvT0Gef6zxSIeXaQ= github.com/mitchellh/reflectwalk v1.0.2/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw= +github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA= +github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ= +github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/prometheus/client_golang v1.23.2 h1:Je96obch5RDVy3FDMndoUsjAhG5Edi49h0RJWRi/o0o= +github.com/prometheus/client_golang v1.23.2/go.mod h1:Tb1a6LWHB3/SPIzCoaDXI4I8UHKeFTEQ1YCr+0Gyqmg= +github.com/prometheus/client_model v0.6.2 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