Files
projectreshoot/middleware/logging.go

51 lines
1.3 KiB
Go

package middleware
import (
"net/http"
"projectreshoot/contexts"
"projectreshoot/handler"
"time"
"github.com/rs/zerolog"
)
// Wraps the http.ResponseWriter, adding a statusCode field
type wrappedWriter struct {
http.ResponseWriter
statusCode int
}
// Extends WriteHeader to the ResponseWriter to add the status code
func (w *wrappedWriter) WriteHeader(statusCode int) {
w.ResponseWriter.WriteHeader(statusCode)
w.statusCode = statusCode
}
// Middleware to add logs to console with details of the request
func Logging(logger *zerolog.Logger, next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/static/css/output.css" ||
r.URL.Path == "/static/favicon.ico" {
next.ServeHTTP(w, r)
return
}
start, err := contexts.GetStartTime(r.Context())
if err != nil {
handler.ErrorPage(http.StatusInternalServerError, w, r)
return
}
wrapped := &wrappedWriter{
ResponseWriter: w,
statusCode: http.StatusOK,
}
next.ServeHTTP(wrapped, r)
logger.Info().
Int("status", wrapped.statusCode).
Str("method", r.Method).
Str("resource", r.URL.Path).
Dur("time_elapsed", time.Since(start)).
Str("remote_addr", r.Header.Get("X-Forwarded-For")).
Msg("Served")
})
}