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fix(mediaproxy): forward client user-agent to origin to bypass bot protection

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This commit is contained in:
Frédéric Guillot 2024-09-11 20:33:49 -07:00
parent 95201fc5cf
commit 7d21298fab
1 changed files with 7 additions and 5 deletions
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12
internal/ui/proxy.go
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@ -8,6 +8,7 @@ import (
"crypto/sha256" "crypto/sha256"
"encoding/base64" "encoding/base64"
"errors" "errors"
"fmt"
"log/slog" "log/slog"
"net/http" "net/http"
"net/url" "net/url"
@ -87,13 +88,12 @@ func (h *handler) mediaProxy(w http.ResponseWriter, r *http.Request) {
return return
} }
// Note: User-Agent HTTP header is omitted to avoid being blocked by bot protection mechanisms. req.Header.Set("Connection", "close")
req.Header.Add("Connection", "close")
forwardedRequestHeader := []string{"Range", "Accept", "Accept-Encoding"} forwardedRequestHeader := []string{"Range", "Accept", "Accept-Encoding", "User-Agent"}
for _, requestHeaderName := range forwardedRequestHeader { for _, requestHeaderName := range forwardedRequestHeader {
if r.Header.Get(requestHeaderName) != "" { if r.Header.Get(requestHeaderName) != "" {
req.Header.Add(requestHeaderName, r.Header.Get(requestHeaderName)) req.Header.Set(requestHeaderName, r.Header.Get(requestHeaderName))
} }
} }
@ -128,7 +128,9 @@ func (h *handler) mediaProxy(w http.ResponseWriter, r *http.Request) {
slog.String("media_url", mediaURL), slog.String("media_url", mediaURL),
slog.Int("status_code", resp.StatusCode), slog.Int("status_code", resp.StatusCode),
) )
html.NotFound(w, r)
// Forward the status code from the origin.
http.Error(w, fmt.Sprintf("Origin status code is %d", resp.StatusCode), resp.StatusCode)
return return
} }