68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
package home
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import (
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"net/http"
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"github.com/AdguardTeam/AdGuardHome/internal/aghio"
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"github.com/AdguardTeam/golibs/log"
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)
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// middlerware is a wrapper function signature.
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type middleware func(http.Handler) http.Handler
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// withMiddlewares consequently wraps h with all the middlewares.
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func withMiddlewares(h http.Handler, middlewares ...middleware) (wrapped http.Handler) {
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wrapped = h
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for _, mw := range middlewares {
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wrapped = mw(wrapped)
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}
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return wrapped
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}
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// RequestBodySizeLimit is maximum request body length in bytes.
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const RequestBodySizeLimit = 64 * 1024
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// limitRequestBody wraps underlying handler h, making it's request's body Read
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// method limited.
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func limitRequestBody(h http.Handler) (limited http.Handler) {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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var err error
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var bodySizeLimit int64 = RequestBodySizeLimit
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if u := r.URL; u.Path == "/control/access/set" {
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// An exception for a poorly designed API. Remove once
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// the new, better API is up.
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//
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// See https://github.com/AdguardTeam/AdGuardHome/issues/2666.
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bodySizeLimit *= 4
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}
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r.Body, err = aghio.LimitReadCloser(r.Body, bodySizeLimit)
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if err != nil {
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log.Error("limitRequestBody: %s", err)
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return
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}
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h.ServeHTTP(w, r)
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})
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}
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// wrapIndexBeta returns handler that deals with new client.
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func (web *Web) wrapIndexBeta(http.Handler) (wrapped http.Handler) {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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h, pattern := Context.mux.Handler(r)
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switch pattern {
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case "/":
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web.handlerBeta.ServeHTTP(w, r)
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case "/install.html":
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web.installerBeta.ServeHTTP(w, r)
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default:
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h.ServeHTTP(w, r)
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}
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})
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}
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