feat(services/swift): Added user metadata support for swift service

core/src/services/swift/backend.rs

@@ -198,11 +198,14 @@ impl Access for SwiftBackend {
                 stat_has_content_md5: true,
                 stat_has_last_modified: true,
                 stat_has_content_disposition: true,
+                stat_has_user_metadata: true,
 
                 read: true,
 
                 write: true,
                 write_can_empty: true,
+                write_with_user_metadata: true,
+
                 delete: true,
 
                 list: true,
@@ -227,6 +230,11 @@ impl Access for SwiftBackend {
         match status {
             StatusCode::OK | StatusCode::NO_CONTENT => {
                 let meta = parse_into_metadata(path, resp.headers())?;
+                let user_meta = parse_prefixed_headers(headers, "x-swift-meta-");
+                if !user_meta.is_empty() {
+                    meta.with_user_metadata(user_meta);
+                }
+
                 Ok(RpStat::new(meta))
             }
             _ => Err(parse_error(resp)),

core/src/services/swift/core.rs

@@ -58,6 +58,13 @@ impl SwiftCore {
 
         req = req.header("X-Auth-Token", &self.token);
 
+        // Set user metadata headers.
+        if let Some(user_metadata) = args.user_metadata() {
+            for (key, value) in user_metadata {
+                req = req.header(format!("x-swift-meta-{key}"), value)
+            }
+        }
+
         let body = Buffer::new();
 
         let req = req.body(body).map_err(new_request_build_error)?;
@@ -91,6 +98,13 @@ impl SwiftCore {
             url += &format!("&marker={}", marker);
         }
 
+        // Set user metadata headers.
+        if let Some(user_metadata) = args.user_metadata() {
+            for (key, value) in user_metadata {
+                req = req.header(format!("x-swift-meta-{key}"), value)
+            }
+        }
+
         let mut req = Request::get(&url);
 
         req = req.header("X-Auth-Token", &self.token);