26 lines
622 B
Go
26 lines
622 B
Go
package server
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import (
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"net/http"
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"strconv"
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)
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func rewriteHeaders(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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forwardedMethod := r.Header.Get("X-Forwarded-Method")
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forwardedUri := r.Header.Get("X-Forwarded-Uri")
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forwardedContentLength := r.Header.Get("X-Forwarded-Content-Length")
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r.Method = forwardedMethod
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r.URL.Path = forwardedUri
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contentLength, err := strconv.Atoi(forwardedContentLength)
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if err != nil {
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http.Error(w, "Bad forwarded content length", 400)
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}
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r.ContentLength = int64(contentLength)
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next.ServeHTTP(w, r)
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})
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}
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