feat: add compatible Trojan manager image

trojan-master/core/server.go

@@ -6,6 +6,7 @@ import (
 	"github.com/tidwall/pretty"
 	"github.com/tidwall/sjson"
 	"os"
+	"path/filepath"
 )
 
 var configPath = "/usr/local/etc/trojan/config.json"
@@ -53,10 +54,13 @@ func Save(data []byte, path string) bool {
 	if path == "" {
 		path = configPath
 	}
-	if err := os.WriteFile(path, pretty.Pretty(data), 0644); err != nil {
+	if err := os.MkdirAll(filepath.Dir(path), 0755); err != nil { fmt.Println(err); return false }
+	tmp := path + ".tmp"
+	if err := os.WriteFile(tmp, pretty.Pretty(data), 0644); err != nil {
 		fmt.Println(err)
 		return false
 	}
+	if err := os.Rename(tmp, path); err != nil { fmt.Println(err); return false }
 	return true
 }