diff --git a/app/admin/controller/Upload.php b/app/admin/controller/Upload.php
index c7c6fdb2..39d8bdf6 100644
--- a/app/admin/controller/Upload.php
+++ b/app/admin/controller/Upload.php
@@ -223,7 +223,7 @@ class Upload extends AdminBaseController
     public function uploadPart(){
         try {
             $param = $this->request->param();
-            if (empty($param['uploadId']) || empty($param['key']) || empty($param['partNumber'])) {
+            if (empty($param['uploadId']) || empty($param['partNumber'])) {
                 return json(['code' => 400, 'message' => '缺少参数']);
             }
             $file = $this->request->file('file');
@@ -239,6 +239,11 @@ class Upload extends AdminBaseController
             if (!$openFile) {
                 return json(['code' => 400, 'message' => 'Failed to open file']);
             }
+            // 检查数据库中是否有对应上传记录
+            $awsS3 = AwsS3Model::where(['upload_id'=>$param['uploadId']])->find();
+            if (empty($awsS3) || empty($awsS3['key'])) {
+                return json(['code' => 400, 'message' => 'uploadId对应的数据错误']);
+            }
             // 初始化s3客户端
             $s3Config = Config::get('common.aws_s3');
             $s3Client = new S3Client([
@@ -251,13 +256,30 @@ class Upload extends AdminBaseController
             ]);
             $result = $s3Client->uploadPart([
                 'Bucket' => $s3Config['aws_bucket'],
-                'Key' => $param['key'],
+                'Key' => $awsS3['key'],
                 'PartNumber' => $param['partNumber'],
                 'UploadId' => $param['uploadId'],
                 'Body' => $openFile,
             ])->toArray();
             fclose($openFile);
             Log::info("上传分段结果：".json_encode($result));
+            if (empty($result['partNumber']) || empty($result['ETag'])) {
+                return json(['code' => 400, 'message' => '上传分片失败']);
+            }
+
+            // 更新上传分片记录
+            if (empty($awsS3->parts)) {
+                $buildParts = json_encode([
+                    ['PartNumber'=>trim($param['partNumber']), 'ETag'=>$result['ETag']]
+                ]);
+                $awsS3->parts = $buildParts;
+            } else {
+                $parsePart = json_decode($awsS3->parts, true);
+                $parsePart[] = ['PartNumber'=>trim($param['partNumber']), 'ETag'=>$result['ETag']];
+                $awsS3->parts = json_encode($parsePart);
+            }
+            $awsS3->save();
+
             return json([
                 'code' => 200,
                 'message' => 'success',
@@ -279,17 +301,19 @@ class Upload extends AdminBaseController
     public function completeUpload(){
         try {
             $param = $this->request->param();
-            if (empty($param['uploadId']) || empty($param['key'])) {
+            if (empty($param['uploadId'])) {
                 return json(['code' => 400, 'message' => '缺少参数']);
             }
-            if (empty($param['parts']) || !is_array($param['parts'])) {
-                return json(['code' => 400, 'message' => 'parts参数错误']);
-            }
             // 注意：$parts 是一个数组，里面需要有每个分段编号，以及每个分段对应的ETag
 //            $parts = [
 //                ['PartNumber' => 1, 'ETag' => 'etag-for-part-1'],
 //                ['PartNumber' => 2, 'ETag' => 'etag-for-part-2'],
 //            ];
+            $awsS3 = AwsS3Model::where(['upload_id'=>trim($param['uploadId'])])->find();
+            if (empty($awsS3) || empty($awsS3['parts']) || empty($awsS3['key'])) {
+                return json(['code' => 400, 'message' => 'uploadId对应的数据错误']);
+            }
+            $parts = json_decode($awsS3['parts']);
 
             // 初始化s3客户端
             $s3Config = Config::get('common.aws_s3');
@@ -303,19 +327,15 @@ class Upload extends AdminBaseController
             ]);
             $result = $s3Client->completeMultipartUpload([
                 'Bucket' => $s3Config['aws_bucket'],
-                'Key' => $param['key'],
+                'Key' => $awsS3['key'],
                 'UploadId' => $param['uploadId'],
                 'MultipartUpload' => [
-                    'Parts' => $param['parts']
+                    'Parts' => $parts
                 ],
             ])->toArray();
             Log::info("完成分段上传结果：".json_encode($result));
 
             // 更新分片上传记录
-            $awsS3 = AwsS3Model::where(['upload_id'=>$param['uploadId']])->find();
-            if (empty($awsS3)) {
-                return json(['code' => 500, 'message' => '数据记录错误']);
-            }
             $awsS3->is_complete = 1;
             $awsS3->parts = json_encode($param['parts']);
             $awsS3->s3_url = $result['Location'];
@@ -324,7 +344,6 @@ class Upload extends AdminBaseController
             return json(['code' => 200, 'message' => '上传成功', 'data'=>[
                 'id' => $awsS3->id,
                 'uploadId' => $param['uploadId'],
-                'key' => $param['key'],
                 'location' => $result['Location'],
             ]]);
         } catch (\Exception $exception) {