refactor: change error number.

Author: liqiang-fit2cloud

apps/common/utils/tool_code.py

@@ -119,7 +119,7 @@ def exec_code(self, code_str, keywords, function_name=None):
         result = json.loads(result_line[-1].split(":", 1)[1])
         if result.get('code') == 200:
             return result.get('data')
-        raise Exception(result.get('msg'))
+        raise Exception(result.get('msg') + (f'\n{subprocess_result.stderr}' if subprocess_result.stderr else ''))
 
     def _generate_mcp_server_code(self, _code, params):
         # 解析代码，提取导入语句和函数定义

installer/sandbox.c

@@ -166,7 +166,7 @@ int connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen) {
 
     if (is_sandbox_user() && banned_hosts && *banned_hosts) {
         if (ip[0] && match_banned_ip(ip, banned_hosts)) {
-            fprintf(stderr, "[sandbox] 🚫 Access to IP %s is banned\n", ip);
+            fprintf(stderr, "Permission denied to access %s.\n", ip);
             errno = EACCES;  // Permission denied
             return -1;
         }
@@ -188,8 +188,9 @@ int getaddrinfo(const char *node, const char *service,
         if (!is_ip) {
             // 仅对域名进行阻塞
             if (match_banned_domain(node, banned_hosts)) {
-                fprintf(stderr, "[sandbox] 🚫 Access to host %s is banned (DNS blocked)\n", node);
-                return EAI_FAIL;
+                fprintf(stderr, "Permission denied to access %s.\n", node);
+                errno = EACCES;
+                return EAI_SYSTEM;
             }
         }
     }