mirror of
https://github.com/elyby/chrly.git
synced 2024-12-25 22:50:14 +05:30
117 lines
3.3 KiB
Go
117 lines
3.3 KiB
Go
package eventsubscribers
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import (
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"net/http"
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"strings"
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"sync"
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"time"
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"github.com/mono83/slf"
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)
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type StatsReporter struct {
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slf.StatsReporter
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Prefix string
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timersMap map[string]time.Time
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timersMutex sync.Mutex
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}
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type Reporter interface {
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Enable(reporter slf.StatsReporter)
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}
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type ReporterFunc func(reporter slf.StatsReporter)
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func (f ReporterFunc) Enable(reporter slf.StatsReporter) {
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f(reporter)
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}
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// TODO: rework all reporters in the same style as it was there: https://github.com/elyby/chrly/blob/1543e98b/di/db.go#L48-L52
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func (s *StatsReporter) ConfigureWithDispatcher(d Subscriber) {
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s.timersMap = make(map[string]time.Time)
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// Per request events
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d.Subscribe("skinsystem:before_request", s.handleBeforeRequest)
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d.Subscribe("skinsystem:after_request", s.handleAfterRequest)
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// Authentication events
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d.Subscribe("authenticator:success", s.incCounterHandler("authentication.challenge")) // TODO: legacy, remove in v5
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d.Subscribe("authenticator:success", s.incCounterHandler("authentication.success"))
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d.Subscribe("authentication:error", s.incCounterHandler("authentication.challenge")) // TODO: legacy, remove in v5
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d.Subscribe("authentication:error", s.incCounterHandler("authentication.failed"))
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}
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func (s *StatsReporter) handleBeforeRequest(req *http.Request) {
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var key string
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m := req.Method
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p := req.URL.Path
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if p == "/skins" {
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key = "skins.get_request"
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} else if strings.HasPrefix(p, "/skins/") {
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key = "skins.request"
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} else if p == "/cloaks" {
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key = "capes.get_request"
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} else if strings.HasPrefix(p, "/cloaks/") {
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key = "capes.request"
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} else if strings.HasPrefix(p, "/textures/signed/") {
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key = "signed_textures.request"
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} else if strings.HasPrefix(p, "/textures/") {
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key = "textures.request"
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} else if strings.HasPrefix(p, "/profile/") {
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key = "profiles.request"
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} else if m == http.MethodPost && p == "/api/skins" {
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key = "api.skins.post.request"
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} else if m == http.MethodDelete && strings.HasPrefix(p, "/api/skins/") {
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key = "api.skins.delete.request"
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} else {
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return
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}
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s.IncCounter(key, 1)
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}
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func (s *StatsReporter) handleAfterRequest(req *http.Request, code int) {
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var key string
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m := req.Method
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p := req.URL.Path
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if m == http.MethodPost && p == "/api/skins" && code == http.StatusCreated {
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key = "api.skins.post.success"
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} else if m == http.MethodPost && p == "/api/skins" && code == http.StatusBadRequest {
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key = "api.skins.post.validation_failed"
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} else if m == http.MethodDelete && strings.HasPrefix(p, "/api/skins/") && code == http.StatusNoContent {
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key = "api.skins.delete.success"
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} else if m == http.MethodDelete && strings.HasPrefix(p, "/api/skins/") && code == http.StatusNotFound {
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key = "api.skins.delete.not_found"
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} else {
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return
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}
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s.IncCounter(key, 1)
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}
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func (s *StatsReporter) incCounterHandler(name string) func(...interface{}) {
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return func(...interface{}) {
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s.IncCounter(name, 1)
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}
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}
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func (s *StatsReporter) startTimeRecording(timeKey string) {
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s.timersMutex.Lock()
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defer s.timersMutex.Unlock()
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s.timersMap[timeKey] = time.Now()
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}
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func (s *StatsReporter) finalizeTimeRecording(timeKey string, statName string) {
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s.timersMutex.Lock()
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defer s.timersMutex.Unlock()
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startedAt, ok := s.timersMap[timeKey]
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if !ok {
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return
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}
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delete(s.timersMap, timeKey)
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s.RecordTimer(statName, time.Since(startedAt))
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}
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