48 lines
867 B
Go
48 lines
867 B
Go
package webutil
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import (
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"log"
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"net/http"
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"os"
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"time"
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)
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var _log = log.New(os.Stderr, "", 0)
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type responseWriterWrapper struct {
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http.ResponseWriter
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httpStatus int
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responseSize int
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}
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func (w *responseWriterWrapper) WriteHeader(status int) {
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w.httpStatus = status
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w.ResponseWriter.WriteHeader(status)
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}
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func (w *responseWriterWrapper) Write(b []byte) (int, error) {
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if w.httpStatus == 0 {
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w.httpStatus = 200
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}
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w.responseSize += len(b)
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return w.ResponseWriter.Write(b)
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}
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func WithLogging(inner http.HandlerFunc) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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t := time.Now()
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wrapper := responseWriterWrapper{w, 0, 0}
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inner(&wrapper, r)
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_log.Printf("%s \"%s %s %s\" %d %d %v\n",
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r.RemoteAddr,
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r.Method,
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r.URL.Path,
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r.Proto,
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wrapper.httpStatus,
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wrapper.responseSize,
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time.Since(t),
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)
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}
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}
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