45 lines
1.1 KiB
Go
45 lines
1.1 KiB
Go
// Package logginghandler is a simple, zerolog based, request logging http middleware.
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// It also sets `X-Request-ID` in the request and response headers.
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package logginghandler
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import (
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"net/http"
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"github.com/google/uuid"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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)
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// GetUUID gets the requests UUID from a request.
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func GetUUID(r *http.Request) string {
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return r.Header.Get("X-Request-ID")
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}
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// Logger returns a logger with the UUID set.
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func Logger(r *http.Request) zerolog.Logger {
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logger := log.With().Str("uuid", GetUUID(r)).Logger()
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return logger
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}
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// Handler is the http middleware handler.
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func Handler(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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uuid := uuid.New().String()
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r.Header.Set("X-Request-ID", uuid)
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logger := Logger(r)
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logger.Info().
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Str("uuid", uuid).
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Str("method", r.Method).
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Str("user-agent", r.UserAgent()).
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Str("proto", r.Proto).
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Str("referer", r.Referer()).
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Str("request-url", r.URL.String()).
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Str("remote", r.RemoteAddr).
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Msg("")
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w.Header().Set("X-Request-ID", uuid)
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next.ServeHTTP(w, r)
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})
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}
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