зеркало из https://github.com/golang/pkgsite.git
33 строки
931 B
Go
33 строки
931 B
Go
// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package middleware
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import (
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"net/http"
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)
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const maxURILength = 1000
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// AcceptRequests serves 405 (Method Not Allowed) for any method not on the
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// given list and 414 (Method Request URI Too Long) for any URI that exceeds
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// the maxURILength.
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func AcceptRequests(methods ...string) Middleware {
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return func(h http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if len(r.URL.String()) >= maxURILength {
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http.Error(w, http.StatusText(http.StatusRequestURITooLong), http.StatusRequestURITooLong)
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return
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}
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for _, m := range methods {
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if r.Method == m {
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h.ServeHTTP(w, r)
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return
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}
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}
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http.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed)
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})
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}
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}
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