1

api/service/biz_proxy_service.js

@@ -5,6 +5,26 @@ const logs = require("../../tool/logs_proxy");
 
 const upstreamBaseUrl = config.upstream_api_url || "http://127.0.0.1:8888";
 
+/** 写入日志用：序列化响应并截断，避免 TEXT 过大 */
+const RESPONSE_BODY_MAX_LEN = 16000;
+
+function serialize_response_for_log(data) {
+  if (data === undefined || data === null) return "";
+  let s;
+  if (typeof data === "string") s = data;
+  else {
+    try {
+      s = JSON.stringify(data);
+    } catch (e) {
+      s = String(data);
+    }
+  }
+  if (s.length > RESPONSE_BODY_MAX_LEN) {
+    return `${s.slice(0, RESPONSE_BODY_MAX_LEN)}…[truncated]`;
+  }
+  return s;
+}
+
 /**
  * 转发请求到上游并记录调用日志
  * @param {object} params
@@ -57,6 +77,7 @@ async function forwardRequest({ api_path, method, query, body, headers, auth_ctx
     http_method: method.toUpperCase(),
     status_code,
     response_time,
+    response_body: serialize_response_for_log(resp_data),
   }).catch((e) => logs.error("[proxy] 写调用日志失败", e.message));
 
   return { status: status_code, data: resp_data, headers: resp_headers };
@@ -65,7 +86,15 @@ async function forwardRequest({ api_path, method, query, body, headers, auth_ctx
 /**
  * 写入 API 调用日志
  */
-async function writeCallLog({ user_id, token_id, api_path, http_method, status_code, response_time }) {
+async function writeCallLog({
+  user_id,
+  token_id,
+  api_path,
+  http_method,
+  status_code,
+  response_time,
+  response_body,
+}) {
   try {
     const now = new Date();
     const call_date = `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, "0")}-${String(now.getDate()).padStart(2, "0")}`;
@@ -76,6 +105,7 @@ async function writeCallLog({ user_id, token_id, api_path, http_method, status_c
       http_method,
       status_code,
       response_time,
+      response_body: response_body || null,
       call_date,
       created_at: now,
     });