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XHTTP & WS & HU & gRPC servers: Require sockopt.trustedXForwardedFor (#6309)

Browse Source 
https://github.com/XTLS/Xray-core/pull/6258#issuecomment-4663652131

Behavior: https://github.com/XTLS/Xray-core/pull/6258#issuecomment-4746598275

Replaces https://github.com/XTLS/Xray-core/pull/6159
This commit is contained in:
Meow
2026-06-19 06:31:21 +08:00
committed by GitHub
parent 6412738486
commit 711aea4e34
15 changed files with 208 additions and 151 deletions
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common/protocol/http/headers_test.go
+33 -8
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@@ -2,23 +2,48 @@ package http_test
import (
"bufio"
gonet "net"
"net/http"
"strings"
"testing"
"github.com/google/go-cmp/cmp"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/net"
. "github.com/xtls/xray-core/common/protocol/http"
)
func TestParseXForwardedFor(t *testing.T) {
header := http.Header{}
header.Add("X-Forwarded-For", "129.78.138.66, 129.78.64.103")
addrs := ParseXForwardedFor(header)
if r := cmp.Diff(addrs, []net.Address{net.ParseAddress("129.78.138.66"), net.ParseAddress("129.78.64.103")}); r != "" {
t.Error(r)
}
func TestApplyTrustedXForwardedFor(t *testing.T) {
remoteAddr := &gonet.TCPAddr{IP: gonet.ParseIP("127.0.0.1"), Port: 12345}
t.Run("ignore X-Forwarded-For without trusted header", func(t *testing.T) {
header := http.Header{}
header.Add("X-Forwarded-For", "129.78.138.66, 129.78.64.103")
if addr := ApplyTrustedXForwardedFor(header, nil, remoteAddr); addr != remoteAddr {
t.Fatalf("unexpected remote address: %v", addr)
}
})
t.Run("trust X-Forwarded-For", func(t *testing.T) {
header := http.Header{}
header.Add("X-Forwarded-For", "129.78.138.66, 129.78.64.103")
header.Add("X-Trusted-CDN", "")
addr := ApplyTrustedXForwardedFor(header, []string{"X-Trusted-CDN"}, remoteAddr)
if addr.String() != "129.78.138.66:0" {
t.Fatalf("unexpected remote address: %v", addr)
}
})
t.Run("ignore non-IP X-Forwarded-For", func(t *testing.T) {
header := http.Header{}
header.Add("X-Forwarded-For", "example.com")
header.Add("X-Trusted-CDN", "")
if addr := ApplyTrustedXForwardedFor(header, []string{"X-Trusted-CDN"}, remoteAddr); addr != remoteAddr {
t.Fatalf("unexpected remote address: %v", addr)
}
})
}
func TestHopByHopHeadersRemoving(t *testing.T) {