fix case where it was impossible to create session if user and password

are required

Issue appears if auth is enabled and unix socket is disabled and caused
by d81e91e117

src/ahriman/core/status/web_client.py

@@ -102,15 +102,22 @@ class WebClient(Client, LazyLogging):
         return address, False
 
     @contextlib.contextmanager
-    def __get_session(self) -> Generator[requests.Session, None, None]:
+    def __get_session(self, session: requests.Session | None = None) -> Generator[requests.Session, None, None]:
         """
         execute request and handle exceptions
 
+        Args:
+            session(requests.Session | None, optional): session to be used or stored instance property otherwise
+                (Default value = None)
+
         Yields:
             requests.Session: session for requests
         """
         try:
-            yield self.__session
+            if session is not None:
+                yield session  # use session from arguments
+            else:
+                yield self.__session  # use instance generated session
         except requests.RequestException as e:
             if self.suppress_errors:
                 return
@@ -136,13 +143,16 @@ class WebClient(Client, LazyLogging):
             return session
 
         session = requests.Session()
-        self._login()
+        self._login(session)
 
         return session
 
-    def _login(self) -> None:
+    def _login(self, session: requests.Session) -> None:
         """
         process login to the service
+
+        Args:
+            session(requests.Session): request session to login
         """
         if self.user is None:
             return  # no auth configured
@@ -152,7 +162,7 @@ class WebClient(Client, LazyLogging):
             "password": self.user.password
         }
 
-        with self.__get_session() as session:
+        with self.__get_session(session):
             response = session.post(self._login_url, json=payload)
             response.raise_for_status()