47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package middleware
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import (
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"encoding/json"
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"log"
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"net/http"
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"runtime/debug"
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"time"
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)
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func Logger(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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start := time.Now()
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rw := &statusRecorder{ResponseWriter: w, status: http.StatusOK}
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next.ServeHTTP(rw, r)
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log.Printf("%s %s %d %s", r.Method, r.URL.Path, rw.status, time.Since(start))
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})
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}
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func Recover(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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defer func() {
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if rec := recover(); rec != nil {
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log.Printf("[panic] %v\n%s", rec, debug.Stack())
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writeJSON(w, http.StatusInternalServerError, map[string]string{"error": "internal error"})
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}
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}()
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next.ServeHTTP(w, r)
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})
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}
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type statusRecorder struct {
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http.ResponseWriter
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status int
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}
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func (r *statusRecorder) WriteHeader(code int) {
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r.status = code
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r.ResponseWriter.WriteHeader(code)
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}
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func writeJSON(w http.ResponseWriter, status int, body any) {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(status)
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_ = json.NewEncoder(w).Encode(body)
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}
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