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File loader: Check file extensions without resolving symlinks (#7255)

Browse Source 
https://github.com/XTLS/Xray-core/pull/7255#issuecomment-6481194940
https://github.com/XTLS/Xray-core/pull/7250#issuecomment-6398816842

Fixes https://github.com/XTLS/Xray-core/issues/7239#issuecomment-6356122816

---------

Co-authored-by: Eljees <3.14hell@gmail.com>
This commit is contained in:
Meow
2026-10-28 21:59:03 +00:00
committed by RPRX
co-authored by Eljees
parent bca08ac080
commit 35a3121a83
11 changed files with 94 additions and 218 deletions
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main/commands/all/lua/sign.go
+4 -11
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@@ -3,6 +3,7 @@ package lua
import (
"os"
"path/filepath"
"strings"
xlua "github.com/xtls/xray-core/common/lua"
"github.com/xtls/xray-core/main/commands/base"
@@ -32,14 +33,13 @@ func executeSign(cmd *base.Command, args []string) {
cmd.Usage()
}
if !strings.EqualFold(filepath.Ext(args[0]), ".lua") {
base.Fatalf("Lua file extension must be .lua")
}
info, err := os.Stat(args[0])
if err != nil {
base.Fatalf("failed to inspect Lua file: %s", err)
}
if !info.Mode().IsRegular() {
base.Fatalf("Lua input is not a regular file: %s", args[0])
}
code, err := os.ReadFile(args[0])
if err != nil {
base.Fatalf("failed to read Lua file: %s", err)
@@ -67,14 +67,7 @@ func executeSign(cmd *base.Command, args []string) {
func writeSignedFile(path string, code []byte, mode os.FileMode) error {
if info, err := os.Stat(path); err == nil {
if !info.Mode().IsRegular() {
return &os.PathError{Op: "write", Path: path, Err: os.ErrInvalid}
}
mode = info.Mode().Perm()
path, err = filepath.EvalSymlinks(path)
if err != nil {
return err
}
} else if !os.IsNotExist(err) {
return err
}