drop session in httphandler.

Author: youngsofun

src/query/service/src/servers/http/v1/query/http_query_context.rs

@@ -20,6 +20,7 @@ use poem::RequestBody;
 use poem::Result as PoemResult;
 
 use crate::sessions::Session;
+use crate::sessions::SessionManager;
 use crate::sessions::SessionType;
 
 pub struct HttpQueryContext {
@@ -37,6 +38,12 @@ impl HttpQueryContext {
     }
 }
 
+impl Drop for HttpQueryContext {
+    fn drop(&mut self) {
+        SessionManager::instance().destroy_session(&self.session.get_id())
+    }
+}
+
 #[async_trait::async_trait]
 impl<'a> FromRequest<'a> for &'a HttpQueryContext {
     async fn from_request(req: &'a Request, _body: &mut RequestBody) -> PoemResult<Self> {