From ffe5f19aa091f2a8ad8fdd20f43e93864dae86c6 Mon Sep 17 00:00:00 2001
From: sxlehua <40726210+sxlehua@users.noreply.github.com>
Date: Mon, 5 Feb 2024 23:55:07 +0800
Subject: [PATCH] Add s3 postpolicy support header (#5280)

* Add s3 postpolicy support header

* optimized code
---
 weed/s3api/s3api_object_handlers_postpolicy.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/weed/s3api/s3api_object_handlers_postpolicy.go b/weed/s3api/s3api_object_handlers_postpolicy.go
index 1e7861129..cd80e0ad3 100644
--- a/weed/s3api/s3api_object_handlers_postpolicy.go
+++ b/weed/s3api/s3api_object_handlers_postpolicy.go
@@ -15,6 +15,7 @@ import (
 	"github.com/gorilla/mux"
 	"github.com/seaweedfs/seaweedfs/weed/glog"
 	"github.com/seaweedfs/seaweedfs/weed/s3api/policy"
+	"github.com/seaweedfs/seaweedfs/weed/s3api/s3_constants"
 	"github.com/seaweedfs/seaweedfs/weed/s3api/s3err"
 )
 
@@ -123,6 +124,18 @@ func (s3a *S3ApiServer) PostPolicyBucketHandler(w http.ResponseWriter, r *http.R
 	}
 	r.Header.Set("Content-Type", contentType)
 
+	// Add s3 postpolicy support header
+	for k, _ := range formValues {
+		if k == "Cache-Control" || k == "Expires" || k == "Content-Disposition" {
+			r.Header.Set(k, formValues.Get(k))
+			continue
+		}
+
+		if strings.HasPrefix(k, s3_constants.AmzUserMetaPrefix) {
+			r.Header.Set(k, formValues.Get(k))
+		}
+	}
+
 	etag, errCode := s3a.putToFiler(r, uploadUrl, fileBody, "", bucket)
 
 	if errCode != s3err.ErrNone {