Merge pull request ceph#3795 from rzarzynski/wip-10938

rgw: improve support for X-Timestamp header of Swift API

Reviewed-by: Yehuda Sadeh <[email protected]>

src/rgw/rgw_rest_swift.cc

@@ -248,6 +248,9 @@ void RGWListBucket_ObjStore_SWIFT::send_response()
 static void dump_container_metadata(struct req_state *s, RGWBucketEnt& bucket)
 {
   char buf[32];
+  /* Adding X-Timestamp to keep align with Swift API */
+  snprintf(buf, sizeof(buf), "%lld.00000", (long long)s->bucket_info.creation_time);
+  s->cio->print("X-Timestamp: %s\r\n", buf);
   snprintf(buf, sizeof(buf), "%lld", (long long)bucket.count);
   s->cio->print("X-Container-Object-Count: %s\r\n", buf);
   snprintf(buf, sizeof(buf), "%lld", (long long)bucket.size);
@@ -621,7 +624,7 @@ int RGWGetObj_ObjStore_SWIFT::send_response_data(bufferlist& bl, off_t bl_ofs, o
 
   dump_content_length(s, total_len);
   dump_last_modified(s, lastmod);
-  s->cio->print("X-Timestamp: %lld\r\n", (long long)lastmod);
+  s->cio->print("X-Timestamp: %lld.00000\r\n", (long long)lastmod);
 
   if (!ret) {
     map<string, bufferlist>::iterator iter = attrs.find(RGW_ATTR_ETAG);