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chore (refactoring): cleanup server middleware
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,122 @@ | ||
| package middleware | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "encoding/json" | ||
| "net/http" | ||
| "sync" | ||
| "time" | ||
|
|
||
| . "github.com/mickael-kerjean/filestash/server/common" | ||
| ) | ||
|
|
||
| var telemetry = Telemetry{Data: make([]LogEntry, 0)} | ||
|
|
||
| type Telemetry struct { | ||
| Data []LogEntry | ||
| mu sync.Mutex | ||
| } | ||
|
|
||
| type LogEntry struct { | ||
| Host string `json:"host"` | ||
| Method string `json:"method"` | ||
| RequestURI string `json:"pathname"` | ||
| Proto string `json:"proto"` | ||
| Status int `json:"status"` | ||
| Scheme string `json:"scheme"` | ||
| UserAgent string `json:"userAgent"` | ||
| Ip string `json:"ip"` | ||
| Referer string `json:"referer"` | ||
| Duration float64 `json:"responseTime"` | ||
| Version string `json:"version"` | ||
| Backend string `json:"backend"` | ||
| Share string `json:"share"` | ||
| License string `json:"license"` | ||
| Session string `json:"session"` | ||
| RequestID string `json:"requestID"` | ||
| } | ||
|
|
||
| func logger(ctx App, res http.ResponseWriter, req *http.Request) { | ||
| if obj, ok := res.(*ResponseWriter); ok && req.RequestURI != "/about" { | ||
| point := LogEntry{ | ||
| Version: APP_VERSION + "." + BUILD_DATE, | ||
| License: LICENSE, | ||
| Scheme: req.URL.Scheme, | ||
| Host: req.Host, | ||
| Method: req.Method, | ||
| RequestURI: req.RequestURI, | ||
| Proto: req.Proto, | ||
| Status: obj.status, | ||
| UserAgent: req.Header.Get("User-Agent"), | ||
| Ip: req.RemoteAddr, | ||
| Referer: req.Referer(), | ||
| Duration: float64(time.Now().Sub(obj.start)) / (1000 * 1000), | ||
| Backend: func() string { | ||
| if ctx.Session["type"] == "" { | ||
| return "null" | ||
| } | ||
| return ctx.Session["type"] | ||
| }(), | ||
| Share: func() string { | ||
| if ctx.Share.Id == "" { | ||
| return "null" | ||
| } | ||
| return ctx.Share.Id | ||
| }(), | ||
| Session: func() string { | ||
| if ctx.Session["type"] == "" { | ||
| return "null" | ||
| } | ||
| return GenerateID(&ctx) | ||
| }(), | ||
| RequestID: func() string { | ||
| defer func() string { | ||
| if r := recover(); r != nil { | ||
| return "oops" | ||
| } | ||
| return "null" | ||
| }() | ||
| return res.Header().Get("X-Request-ID") | ||
| }(), | ||
| } | ||
| if Config.Get("log.telemetry").Bool() { | ||
| telemetry.Record(point) | ||
| } | ||
| if Config.Get("log.enable").Bool() { | ||
| Log.Stdout("HTTP %3d %3s %6.1fms %s", point.Status, point.Method, point.Duration, point.RequestURI) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func (this *Telemetry) Record(point LogEntry) { | ||
| this.mu.Lock() | ||
| this.Data = append(this.Data, point) | ||
| this.mu.Unlock() | ||
| } | ||
|
|
||
| func (this *Telemetry) Flush() { | ||
| if len(this.Data) == 0 { | ||
| return | ||
| } | ||
| this.mu.Lock() | ||
| pts := this.Data | ||
| this.Data = make([]LogEntry, 0) | ||
| this.mu.Unlock() | ||
|
|
||
| body, err := json.Marshal(pts) | ||
| if err != nil { | ||
| return | ||
| } | ||
| r, err := http.NewRequest("POST", "https://downloads.filestash.app/event", bytes.NewReader(body)) | ||
| r.Header.Set("Connection", "Close") | ||
| r.Header.Set("Content-Type", "application/json") | ||
| r.Close = true | ||
| if err != nil { | ||
| return | ||
| } | ||
| resp, err := HTTP.Do(r) | ||
| if err != nil { | ||
| return | ||
| } | ||
| resp.Body.Close() | ||
| } |