diff --git a/src/api/file.js b/src/api/file.js
index 46c4d59..bfa0b01 100644
--- a/src/api/file.js
+++ b/src/api/file.js
@@ -2,9 +2,10 @@
  * @Author: ch
  * @Date: 2022-07-07 17:27:04
  * @LastEditors: ch
- * @LastEditTime: 2022-07-09 11:14:35
+ * @LastEditTime: 2022-07-11 17:24:09
  * @Description: file content
  */
+import { ElMessage } from '@/plugins/element-plus';
 import request from '@/utils/request';
 // OSS签名
 export function sign(serviceName, configId) {
@@ -25,18 +26,23 @@ export function payCenterSign() {
 }
 
 // 上传文件
-export async function upload(serviceName, configId, file, cancelToken) {
+export async function upload(serviceName, configId, file, cancelToken, suffix) {
+    const _suffix = file.name.substring(file.name.lastIndexOf('.'));
+    const suffixObj = typeof suffix === 'string' ? suffix.split(',') : suffix;
+    if (!suffixObj.includes(_suffix)) {
+        ElMessage.error('上传文件类型错误');
+        return '';
+    }
     let oss = {};
     if (serviceName) {
         oss = await sign(serviceName, configId);
     } else {
         oss = await payCenterSign();
     }
-    // return false;
-    let data = new FormData();
-    let name = file.uid + file.name.substring(file.name.lastIndexOf('.'));
+    const data = new FormData();
+    const name = file.uid + _suffix;
     data.append('name', name);
-    data.append('key', `${oss.dir}${'${filename}'}`);
+    data.append('key', `${oss.dir}${name}`);
     data.append('policy', oss.policy);
     data.append('OSSAccessKeyId', oss.accessId);
     data.append('Signature', oss.signature);
diff --git a/src/views/pay/application/form.vue b/src/views/pay/application/form.vue
index e40fa6a..659fff8 100644
--- a/src/views/pay/application/form.vue
+++ b/src/views/pay/application/form.vue
@@ -2,7 +2,7 @@
  * @Author: ch
  * @Date: 2022-07-04 16:42:21
  * @LastEditors: ch
- * @LastEditTime: 2022-07-09 10:38:04
+ * @LastEditTime: 2022-07-11 17:06:12
  * @Description: file content
 -->
 <template>
@@ -170,7 +170,7 @@
      * 上传阿里应用证书
      */
     const handleUpload = async ({ file }) => {
-        const res = await upload(null, null, file);
+        const res = await upload(null, null, file, null, '.crt');
         form.appCertUrl = res;
     };
     const handleSave = async () => {
diff --git a/src/views/pay/merchant/form/ali.vue b/src/views/pay/merchant/form/ali.vue
index f726af7..e09601c 100644
--- a/src/views/pay/merchant/form/ali.vue
+++ b/src/views/pay/merchant/form/ali.vue
@@ -2,7 +2,7 @@
  * @Author: ch
  * @Date: 2022-07-04 17:57:55
  * @LastEditors: ch
- * @LastEditTime: 2022-07-09 10:39:00
+ * @LastEditTime: 2022-07-11 17:07:42
  * @Description: file content
 -->
 <template>
@@ -100,14 +100,14 @@
      * 上传公钥证书
      */
     const handleUploadCert = async ({ file }) => {
-        const res = await upload(null, null, file);
+        const res = await upload(null, null, file, null, '.crt');
         form.aliPayCertUrl = res;
     };
     /**
      * 上传根证书
      */
     const handleUploadRootCert = async ({ file }) => {
-        const res = await upload(null, null, file);
+        const res = await upload(null, null, file, null, '.crt');
         form.aliPayRootCertUrl = res;
     };
     /**
diff --git a/src/views/pay/merchant/form/wx.vue b/src/views/pay/merchant/form/wx.vue
index d93ca0e..4a108ff 100644
--- a/src/views/pay/merchant/form/wx.vue
+++ b/src/views/pay/merchant/form/wx.vue
@@ -2,7 +2,7 @@
  * @Author: ch
  * @Date: 2022-07-04 17:57:45
  * @LastEditors: ch
- * @LastEditTime: 2022-07-09 11:14:59
+ * @LastEditTime: 2022-07-11 17:06:45
  * @Description: file content
 -->
 <template>
@@ -27,7 +27,7 @@
                 <el-button type="primary" v-else>上传</el-button>
             </el-upload>
         </el-form-item>
-        <el-form-item label="商户证书(key.pem)" prop="certOssUrl">
+        <el-form-item label="商户证书(cert.pem)" prop="certOssUrl">
             <el-upload action="none" accept=".pem" :show-file-list="false" :http-request="handleUploadCert">
                 <el-button type="success" v-if="modelValue.hasCert || form.certOssUrl">已上传，点击重新上传</el-button>
                 <el-button type="primary" v-else>上传</el-button>
@@ -149,22 +149,21 @@
      * 上传公钥证书
      */
     const handleUploadCert = async ({ file }) => {
-        const res = await upload(null, null, file);
+        const res = await upload(null, null, file, null, '.pem');
         form.certOssUrl = res;
     };
     /**
      * 上传私钥证书
      */
     const handleUploadKeyCert = async ({ file }) => {
-        const res = await upload(null, null, file);
+        const res = await upload(null, null, file, null, '.pem');
         form.keyOssUrl = res;
     };
     /**
      * 上传p12证书
      */
     const handleUploadCert120 = async ({ file }) => {
-        // const res = await upload('payCenter', 'merchant/', file);
-        const res = await upload(null, null, file);
+        const res = await upload(null, null, file, null, '.p12');
         form.certP12OssUrl = res;
     };
     /**