chore: completely drop prometheus support

cmd/pprof_production.go

@@ -1,4 +1,4 @@
-//go:build production
+//go:build !pprof
 
 package main
 

go.mod

@@ -13,7 +13,6 @@ require (
 	github.com/gobwas/glob v0.2.3 // glob matcher for route rules
 	github.com/gotify/server/v2 v2.6.1 // reference the Message struct for json response
 	github.com/lithammer/fuzzysearch v1.1.8 // fuzzy search for searching icons and filtering metrics
-	github.com/prometheus/client_golang v1.22.0 // metrics
 	github.com/puzpuzpuz/xsync/v3 v3.5.1 // lock free map for concurrent operations
 	github.com/rs/zerolog v1.34.0 // logging
 	github.com/shirou/gopsutil/v4 v4.25.3 // system info metrics
@@ -45,11 +44,9 @@ replace github.com/docker/docker => github.com/godoxy-app/docker v0.0.0-20250418
 require (
 	github.com/Microsoft/go-winio v0.6.2 // indirect
 	github.com/andybalholm/cascadia v1.3.3 // indirect
-	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/buger/goterm v1.0.4 // indirect
 	github.com/bytedance/sonic/loader v0.2.4 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
-	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/cloudflare/cloudflare-go v0.115.0 // indirect
 	github.com/cloudwego/base64x v0.1.5 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
@@ -72,6 +69,7 @@ require (
 	github.com/gorilla/websocket v1.5.3 // indirect
 	github.com/jinzhu/copier v0.4.0 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.10 // indirect
+	github.com/kr/pretty v0.3.1 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/lufia/plan9stats v0.0.0-20250317134145-8bc96cf8fc35 // indirect
 	github.com/magefile/mage v1.15.0 // indirect
@@ -79,7 +77,6 @@ require (
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/miekg/dns v1.1.65 // indirect
 	github.com/moby/docker-image-spec v1.3.1 // indirect
-	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/nrdcg/porkbun v0.4.0 // indirect
 	github.com/onsi/ginkgo/v2 v2.23.4 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
@@ -88,9 +85,6 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
-	github.com/prometheus/client_model v0.6.2 // indirect
-	github.com/prometheus/common v0.63.0 // indirect
-	github.com/prometheus/procfs v0.16.1 // indirect
 	github.com/quic-go/qpack v0.5.1 // indirect
 	github.com/rogpeppe/go-internal v1.14.1 // indirect
 	github.com/samber/lo v1.49.1 // indirect

go.sum

@@ -6,8 +6,6 @@ github.com/PuerkitoBio/goquery v1.10.3 h1:pFYcNSqHxBD06Fpj/KsbStFRsgRATgnf3LeXiU
 github.com/PuerkitoBio/goquery v1.10.3/go.mod h1:tMUX0zDMHXYlAQk6p35XxQMqMweEKB7iK7iLNd4RH4Y=
 github.com/andybalholm/cascadia v1.3.3 h1:AG2YHrzJIm4BZ19iwJ/DAua6Btl3IwJX+VI4kktS1LM=
 github.com/andybalholm/cascadia v1.3.3/go.mod h1:xNd9bqTn98Ln4DwST8/nG+H0yuB8Hmgu1YHNnWw0GeA=
-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/buger/goterm v1.0.4 h1:Z9YvGmOih81P0FbVtEYTFF6YsSgxSUKEhf/f9bTMXbY=
 github.com/buger/goterm v1.0.4/go.mod h1:HiFWV3xnkolgrBV3mY8m0X0Pumt4zg4QhbdOzQtB8tE=
 github.com/bytedance/sonic v1.13.2 h1:8/H1FempDZqC4VqjptGo14QQlJx8VdZJegxs6wwfqpQ=
@@ -17,8 +15,6 @@ github.com/bytedance/sonic/loader v0.2.4 h1:ZWCw4stuXUsn1/+zQDqeE7JKP+QO47tz7QCN
 github.com/bytedance/sonic/loader v0.2.4/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
 github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8=
 github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
-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/cloudflare/cloudflare-go v0.115.0 h1:84/dxeeXweCc0PN5Cto44iTA8AkG1fyT11yPO5ZB7sM=
 github.com/cloudflare/cloudflare-go v0.115.0/go.mod h1:Ds6urDwn/TF2uIU24mu7H91xkKP8gSAHxQ44DSZgVmU=
 github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
@@ -29,6 +25,7 @@ github.com/coder/websocket v1.8.13/go.mod h1:LNVeNrXQZfe5qhS9ALED3uA+l5pPqvwXg3C
 github.com/containerd/log v0.1.0 h1:TCJt7ioM2cr/tfR8GPbGf9/VRAX8D2B4PjzCpfX540I=
 github.com/containerd/log v0.1.0/go.mod h1:VRRf09a7mHDIRezVKTRCrOq78v577GXq3bSa3EhrzVo=
 github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
+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/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
@@ -72,7 +69,6 @@ github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJn
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
 github.com/go-playground/validator/v10 v10.26.0 h1:SP05Nqhjcvz81uJaRfEV0YBSSSGMc/iMaVtFbr3Sw2k=
 github.com/go-playground/validator/v10 v10.26.0/go.mod h1:I5QpIEbmr8On7W0TktmJAumgzX4CA1XNl4ZmDuVHKKo=
-github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
 github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI=
 github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8=
 github.com/go-test/deep v1.0.8 h1:TDsG77qcSprGbC6vTN8OuXp5g+J+b5Pcguhf7Zt61VM=
@@ -126,8 +122,6 @@ github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
-github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
-github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
 github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
 github.com/lithammer/fuzzysearch v1.1.8 h1:/HIuJnjHuXS8bKaiTMeeDlW2/AyIWk2brx1V8LFgLN4=
@@ -159,8 +153,6 @@ github.com/moby/term v0.5.2 h1:6qk3FJAFDs6i/q3W/pQ97SX192qKfZgGjCQqfCJkgzQ=
 github.com/moby/term v0.5.2/go.mod h1:d3djjFCrjnB+fl8NJux+EJzu0msscUP+f8it8hPkFLc=
 github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
 github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc=
-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/nrdcg/porkbun v0.4.0 h1:rWweKlwo1PToQ3H+tEO9gPRW0wzzgmI/Ob3n2Guticw=
 github.com/nrdcg/porkbun v0.4.0/go.mod h1:/QMskrHEIM0IhC/wY7iTCUgINsxdT2WcOphktJ9+Q54=
 github.com/onsi/ginkgo/v2 v2.23.4 h1:ktYTpKJAVZnDT4VjxSbiBenUjmlL/5QkBEocaWXiQus=
@@ -175,6 +167,7 @@ github.com/ovh/go-ovh v1.7.0 h1:V14nF7FwDjQrZt9g7jzcvAAQ3HN6DNShRFRMC3jLoPw=
 github.com/ovh/go-ovh v1.7.0/go.mod h1:cTVDnl94z4tl8pP1uZ/8jlVxntjSIf09bNcQ5TJSC7c=
 github.com/pierrec/lz4/v4 v4.1.17 h1:kV4Ip+/hUBC+8T6+2EgburRtkE9ef4nbY3f4dFhGjMc=
 github.com/pierrec/lz4/v4 v4.1.17/go.mod h1:gZWDp/Ze/IJXGXf23ltt2EXimqmTUXEy0GFuRQyBid4=
+github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/xattr v0.4.9 h1:5883YPCtkSd8LFbs13nXplj9g9tlrwoJRjgpgMu1/fE=
@@ -186,22 +179,13 @@ github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 h1:o4JXh1EVt
 github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
 github.com/prashantv/gostub v1.1.0 h1:BTyx3RfQjRHnUWaGF9oQos79AlQ5k8WNktv7VGvVH4g=
 github.com/prashantv/gostub v1.1.0/go.mod h1:A5zLQHz7ieHGG7is6LLXLz7I8+3LZzsrV0P1IAHhP5U=
-github.com/prometheus/client_golang v1.22.0 h1:rb93p9lokFEsctTys46VnV1kLCDpVZ0a/Y92Vm0Zc6Q=
-github.com/prometheus/client_golang v1.22.0/go.mod h1:R7ljNsLXhuQXYZYtw6GAE9AZg8Y7vEW5scdCXrWRXC0=
-github.com/prometheus/client_model v0.6.2 h1:oBsgwpGs7iVziMvrGhE53c/GrLUsZdHnqNwqPLxwZyk=
-github.com/prometheus/client_model v0.6.2/go.mod h1:y3m2F6Gdpfy6Ut/GBsUqTWZqCUvMVzSfMLjcu6wAwpE=
-github.com/prometheus/common v0.63.0 h1:YR/EIY1o3mEFP/kZCD7iDMnLPlGyuU2Gb3HIcXnA98k=
-github.com/prometheus/common v0.63.0/go.mod h1:VVFF/fBIoToEnWRVkYoXEkq3R3paCoxG9PXP74SnV18=
-github.com/prometheus/procfs v0.16.1 h1:hZ15bTNuirocR6u0JZ6BAHHmwS1p8B4P6MRqxtzMyRg=
-github.com/prometheus/procfs v0.16.1/go.mod h1:teAbpZRB1iIAJYREa1LsoWUXykVXA1KlTmWl8x/U+Is=
 github.com/puzpuzpuz/xsync/v3 v3.5.1 h1:GJYJZwO6IdxN/IKbneznS6yPkVC+c3zyY/j19c++5Fg=
 github.com/puzpuzpuz/xsync/v3 v3.5.1/go.mod h1:VjzYrABPabuM4KyBh1Ftq6u8nhwY5tBPKP9jpmh0nnA=
 github.com/quic-go/qpack v0.5.1 h1:giqksBPnT/HDtZ6VhtFKgoLOWmlyo9Ei6u9PqzIMbhI=
 github.com/quic-go/qpack v0.5.1/go.mod h1:+PC4XFrEskIVkcLzpEkbLqq1uCoxPhQuvK5rH1ZgaEg=
 github.com/quic-go/quic-go v0.51.0 h1:K8exxe9zXxeRKxaXxi/GpUqYiTrtdiWP8bo1KFya6Wc=
 github.com/quic-go/quic-go v0.51.0/go.mod h1:MFlGGpcpJqRAfmYi6NC2cptDPSxRWTOGNuP4wqrWmzQ=
-github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
+github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
-github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
 github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ=
 github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
 github.com/rs/xid v1.6.0/go.mod h1:7XoLgs4eV+QndskICGsho+ADou8ySMSjJKDIan90Nz0=

internal/api/handler.go

@@ -4,15 +4,12 @@ import (
 	"fmt"
 	"net/http"
 
-	"github.com/prometheus/client_golang/prometheus/promhttp"
 	v1 "github.com/yusing/go-proxy/internal/api/v1"
 	"github.com/yusing/go-proxy/internal/api/v1/certapi"
 	"github.com/yusing/go-proxy/internal/api/v1/dockerapi"
 	"github.com/yusing/go-proxy/internal/api/v1/favicon"
 	"github.com/yusing/go-proxy/internal/auth"
-	"github.com/yusing/go-proxy/internal/common"
 	config "github.com/yusing/go-proxy/internal/config/types"
-	"github.com/yusing/go-proxy/internal/logging"
 	"github.com/yusing/go-proxy/internal/logging/memlogger"
 	"github.com/yusing/go-proxy/internal/metrics/uptime"
 	"github.com/yusing/go-proxy/internal/net/gphttp/httpheaders"
@@ -93,11 +90,6 @@ func NewHandler(cfg config.ConfigInstance) http.Handler {
 	mux.HandleFunc("GET", "/v1/docker/logs/{server}/{container}", dockerapi.Logs, true)
 	mux.HandleFunc("GET", "/v1/docker/containers", dockerapi.Containers, true)
 
-	if common.PrometheusEnabled {
-		mux.Handle("GET /v1/metrics", promhttp.Handler())
-		logging.Info().Msg("prometheus metrics enabled")
-	}
-
 	defaultAuth := auth.GetDefaultAuth()
 	if defaultAuth == nil {
 		return mux

internal/common/env.go

@@ -36,8 +36,6 @@ var (
 	APIHTTPPort,
 	APIHTTPURL = GetAddrEnv("API_ADDR", "127.0.0.1:8888", "http")
 
-	PrometheusEnabled = GetEnvBool("PROMETHEUS_ENABLED", false)
-
 	APIJWTSecure   = GetEnvBool("API_JWT_SECURE", true)
 	APIJWTSecret   = decodeJWTKey(GetEnvString("API_JWT_SECRET", ""))
 	APIJWTTokenTTL = GetDurationEnv("API_JWT_TOKEN_TTL", 24*time.Hour)

internal/metrics/labels.go

@@ -1,29 +0,0 @@
-package metrics
-
-import "github.com/prometheus/client_golang/prometheus"
-
-type (
-	HTTPRouteMetricLabels struct {
-		Service, Method, Host, Visitor, Path string
-	}
-	StreamRouteMetricLabels struct {
-		Service, Visitor string
-	}
-)
-
-func (lbl *HTTPRouteMetricLabels) toPromLabels() prometheus.Labels {
-	return prometheus.Labels{
-		"service": lbl.Service,
-		"method":  lbl.Method,
-		"host":    lbl.Host,
-		"visitor": lbl.Visitor,
-		"path":    lbl.Path,
-	}
-}
-
-func (lbl *StreamRouteMetricLabels) toPromLabels() prometheus.Labels {
-	return prometheus.Labels{
-		"service": lbl.Service,
-		"visitor": lbl.Visitor,
-	}
-}

internal/metrics/metric.go

@@ -1,89 +0,0 @@
-package metrics
-
-import "github.com/prometheus/client_golang/prometheus"
-
-type (
-	Counter struct {
-		mv        *prometheus.CounterVec
-		collector prometheus.Counter
-	}
-	Gauge struct {
-		mv        *prometheus.GaugeVec
-		collector prometheus.Gauge
-	}
-	Labels interface {
-		toPromLabels() prometheus.Labels
-	}
-)
-
-func NewCounter(opts prometheus.CounterOpts, labels ...string) *Counter {
-	m := &Counter{
-		mv: prometheus.NewCounterVec(opts, labels),
-	}
-	if len(labels) == 0 {
-		m.collector = m.mv.WithLabelValues()
-		m.collector.Add(0)
-	}
-	prometheus.MustRegister(m)
-	return m
-}
-
-func NewGauge(opts prometheus.GaugeOpts, labels ...string) *Gauge {
-	m := &Gauge{
-		mv: prometheus.NewGaugeVec(opts, labels),
-	}
-	if len(labels) == 0 {
-		m.collector = m.mv.WithLabelValues()
-		m.collector.Set(0)
-	}
-	prometheus.MustRegister(m)
-	return m
-}
-
-func (c *Counter) Collect(ch chan<- prometheus.Metric) {
-	c.mv.Collect(ch)
-}
-
-func (c *Counter) Describe(ch chan<- *prometheus.Desc) {
-	c.mv.Describe(ch)
-}
-
-func (c *Counter) Inc() {
-	c.collector.Inc()
-}
-
-func (c *Counter) With(l Labels) *Counter {
-	return &Counter{mv: c.mv, collector: c.mv.With(l.toPromLabels())}
-}
-
-func (c *Counter) Delete(l Labels) {
-	c.mv.Delete(l.toPromLabels())
-}
-
-func (c *Counter) Reset() {
-	c.mv.Reset()
-}
-
-func (g *Gauge) Collect(ch chan<- prometheus.Metric) {
-	g.mv.Collect(ch)
-}
-
-func (g *Gauge) Describe(ch chan<- *prometheus.Desc) {
-	g.mv.Describe(ch)
-}
-
-func (g *Gauge) Set(v float64) {
-	g.collector.Set(v)
-}
-
-func (g *Gauge) With(l Labels) *Gauge {
-	return &Gauge{mv: g.mv, collector: g.mv.With(l.toPromLabels())}
-}
-
-func (g *Gauge) Delete(l Labels) {
-	g.mv.Delete(l.toPromLabels())
-}
-
-func (g *Gauge) Reset() {
-	g.mv.Reset()
-}

internal/metrics/metrics.go

@@ -1,105 +0,0 @@
-package metrics
-
-import (
-	"strings"
-
-	"github.com/prometheus/client_golang/prometheus"
-	"github.com/yusing/go-proxy/internal/common"
-)
-
-type (
-	RouteMetrics struct {
-		HTTPReqTotal,
-		HTTP2xx3xx,
-		HTTP4xx,
-		HTTP5xx *Counter
-		HTTPReqElapsed *Gauge
-	}
-
-	ServiceMetrics struct {
-		HealthStatus *Gauge
-	}
-)
-
-var (
-	rm RouteMetrics
-	sm ServiceMetrics
-)
-
-const (
-	routerNamespace     = "router"
-	routerHTTPSubsystem = "http"
-
-	serviceNamespace = "service"
-)
-
-func GetRouteMetrics() *RouteMetrics {
-	return &rm
-}
-
-func GetServiceMetrics() *ServiceMetrics {
-	return &sm
-}
-
-func (rm *RouteMetrics) UnregisterService(service string) {
-	lbls := &HTTPRouteMetricLabels{Service: service}
-	rm.HTTP2xx3xx.Delete(lbls)
-	rm.HTTP4xx.Delete(lbls)
-	rm.HTTP5xx.Delete(lbls)
-	rm.HTTPReqElapsed.Delete(lbls)
-}
-
-func init() {
-	if !common.PrometheusEnabled {
-		return
-	}
-	initRouteMetrics()
-	initServiceMetrics()
-}
-
-func initRouteMetrics() {
-	lbls := []string{"service", "method", "host", "visitor", "path"}
-	partitionsHelp := ", partitioned by " + strings.Join(lbls, ", ")
-	rm = RouteMetrics{
-		HTTPReqTotal: NewCounter(prometheus.CounterOpts{
-			Namespace: routerNamespace,
-			Subsystem: routerHTTPSubsystem,
-			Name:      "req_total",
-			Help:      "How many requests processed in total",
-		}),
-		HTTP2xx3xx: NewCounter(prometheus.CounterOpts{
-			Namespace: routerNamespace,
-			Subsystem: routerHTTPSubsystem,
-			Name:      "req_ok_count",
-			Help:      "How many 2xx-3xx requests processed" + partitionsHelp,
-		}, lbls...),
-		HTTP4xx: NewCounter(prometheus.CounterOpts{
-			Namespace: routerNamespace,
-			Subsystem: routerHTTPSubsystem,
-			Name:      "req_4xx_count",
-			Help:      "How many 4xx requests processed" + partitionsHelp,
-		}, lbls...),
-		HTTP5xx: NewCounter(prometheus.CounterOpts{
-			Namespace: routerNamespace,
-			Subsystem: routerHTTPSubsystem,
-			Name:      "req_5xx_count",
-			Help:      "How many 5xx requests processed" + partitionsHelp,
-		}, lbls...),
-		HTTPReqElapsed: NewGauge(prometheus.GaugeOpts{
-			Namespace: routerNamespace,
-			Subsystem: routerHTTPSubsystem,
-			Name:      "req_elapsed_ms",
-			Help:      "How long it took to process the request and respond a status code" + partitionsHelp,
-		}, lbls...),
-	}
-}
-
-func initServiceMetrics() {
-	sm = ServiceMetrics{
-		HealthStatus: NewGauge(prometheus.GaugeOpts{
-			Namespace: serviceNamespace,
-			Name:      "health_status",
-			Help:      "The health status of the router by service",
-		}, "service"),
-	}
-}

internal/net/gphttp/middleware/metrics_logger/metrics_logger.go

@@ -1,44 +0,0 @@
-package metricslogger
-
-import (
-	"net"
-	"net/http"
-
-	"github.com/yusing/go-proxy/internal/metrics"
-)
-
-type MetricsLogger struct {
-	ServiceName string `json:"service_name"`
-}
-
-func NewMetricsLogger(serviceName string) *MetricsLogger {
-	return &MetricsLogger{serviceName}
-}
-
-func (m *MetricsLogger) GetHandler(next http.Handler) http.HandlerFunc {
-	return func(rw http.ResponseWriter, req *http.Request) {
-		m.ServeHTTP(rw, req, next.ServeHTTP)
-	}
-}
-
-func (m *MetricsLogger) ServeHTTP(rw http.ResponseWriter, req *http.Request, next http.HandlerFunc) {
-	visitorIP, _, err := net.SplitHostPort(req.RemoteAddr)
-	if err != nil {
-		visitorIP = req.RemoteAddr
-	}
-
-	// req.RemoteAddr had been modified by middleware (if any)
-	lbls := &metrics.HTTPRouteMetricLabels{
-		Service: m.ServiceName,
-		Method:  req.Method,
-		Host:    req.Host,
-		Visitor: visitorIP,
-		Path:    req.URL.Path,
-	}
-
-	next.ServeHTTP(newHTTPMetricLogger(rw, lbls), req)
-}
-
-func (m *MetricsLogger) ResetMetrics() {
-	metrics.GetRouteMetrics().UnregisterService(m.ServiceName)
-}

internal/net/gphttp/middleware/metrics_logger/metrics_response_writer.go

@@ -1,47 +0,0 @@
-package metricslogger
-
-import (
-	"net/http"
-	"time"
-
-	"github.com/yusing/go-proxy/internal/metrics"
-)
-
-type httpMetricLogger struct {
-	http.ResponseWriter
-	timestamp time.Time
-	labels    *metrics.HTTPRouteMetricLabels
-}
-
-// WriteHeader implements http.ResponseWriter.
-func (l *httpMetricLogger) WriteHeader(status int) {
-	l.ResponseWriter.WriteHeader(status)
-	duration := time.Since(l.timestamp)
-	go func() {
-		m := metrics.GetRouteMetrics()
-		m.HTTPReqTotal.Inc()
-		m.HTTPReqElapsed.With(l.labels).Set(float64(duration.Milliseconds()))
-
-		// ignore 1xx
-		switch {
-		case status >= 500:
-			m.HTTP5xx.With(l.labels).Inc()
-		case status >= 400:
-			m.HTTP4xx.With(l.labels).Inc()
-		case status >= 200:
-			m.HTTP2xx3xx.With(l.labels).Inc()
-		}
-	}()
-}
-
-func (l *httpMetricLogger) Unwrap() http.ResponseWriter {
-	return l.ResponseWriter
-}
-
-func newHTTPMetricLogger(w http.ResponseWriter, labels *metrics.HTTPRouteMetricLabels) *httpMetricLogger {
-	return &httpMetricLogger{
-		ResponseWriter: w,
-		timestamp:      time.Now(),
-		labels:         labels,
-	}
-}

internal/route/fileserver.go

@@ -5,12 +5,10 @@ import (
 	"path"
 	"path/filepath"
 
-	"github.com/yusing/go-proxy/internal/common"
 	"github.com/yusing/go-proxy/internal/gperr"
 	gphttp "github.com/yusing/go-proxy/internal/net/gphttp"
 	"github.com/yusing/go-proxy/internal/net/gphttp/accesslog"
 	"github.com/yusing/go-proxy/internal/net/gphttp/middleware"
-	metricslogger "github.com/yusing/go-proxy/internal/net/gphttp/middleware/metrics_logger"
 	"github.com/yusing/go-proxy/internal/route/routes"
 	"github.com/yusing/go-proxy/internal/task"
 	"github.com/yusing/go-proxy/internal/watcher/health"
@@ -91,12 +89,6 @@ func (s *FileServer) Start(parent task.Parent) gperr.Error {
 		}
 	}
 
-	if common.PrometheusEnabled {
-		metricsLogger := metricslogger.NewMetricsLogger(s.Name())
-		s.handler = metricsLogger.GetHandler(s.handler)
-		s.task.OnCancel("reset_metrics", metricsLogger.ResetMetrics)
-	}
-
 	if s.UseHealthCheck() {
 		s.Health = monitor.NewFileServerHealthMonitor(s.HealthCheck, s.Root)
 		if err := s.Health.Start(s.task); err != nil {

internal/route/reverse_proxy.go

@@ -6,7 +6,6 @@ import (
 
 	"github.com/yusing/go-proxy/agent/pkg/agent"
 	"github.com/yusing/go-proxy/agent/pkg/agentproxy"
-	"github.com/yusing/go-proxy/internal/common"
 	"github.com/yusing/go-proxy/internal/gperr"
 	"github.com/yusing/go-proxy/internal/homepage"
 	"github.com/yusing/go-proxy/internal/idlewatcher"
@@ -15,7 +14,6 @@ import (
 	"github.com/yusing/go-proxy/internal/net/gphttp/loadbalancer"
 	loadbalance "github.com/yusing/go-proxy/internal/net/gphttp/loadbalancer/types"
 	"github.com/yusing/go-proxy/internal/net/gphttp/middleware"
-	metricslogger "github.com/yusing/go-proxy/internal/net/gphttp/middleware/metrics_logger"
 	"github.com/yusing/go-proxy/internal/net/gphttp/reverseproxy"
 	"github.com/yusing/go-proxy/internal/route/routes"
 	"github.com/yusing/go-proxy/internal/task"
@@ -132,12 +130,6 @@ func (r *ReveseProxyRoute) Start(parent task.Parent) gperr.Error {
 		}
 	}
 
-	if common.PrometheusEnabled {
-		metricsLogger := metricslogger.NewMetricsLogger(r.Name())
-		r.handler = metricsLogger.GetHandler(r.handler)
-		r.task.OnCancel("reset_metrics", metricsLogger.ResetMetrics)
-	}
-
 	if r.UseLoadBalance() {
 		r.addToLoadBalancer(parent)
 	} else {