refac: tool server redis cache

backend/open_webui/routers/tools.py

@@ -19,7 +19,7 @@ from open_webui.utils.plugin import load_tool_module_by_id, replace_imports
 from open_webui.utils.tools import get_tool_specs
 from open_webui.utils.auth import get_admin_user, get_verified_user
 from open_webui.utils.access_control import has_access, has_permission
-from open_webui.utils.tools import get_tool_servers_data
+from open_webui.utils.tools import get_tool_servers
 
 from open_webui.env import SRC_LOG_LEVELS
 from open_webui.config import CACHE_DIR, ENABLE_ADMIN_WORKSPACE_CONTENT_ACCESS
@@ -32,6 +32,7 @@ log.setLevel(SRC_LOG_LEVELS["MAIN"])
 
 router = APIRouter()
 
+
 ############################
 # GetTools
 ############################
@@ -39,18 +40,9 @@ router = APIRouter()
 
 @router.get("/", response_model=list[ToolUserResponse])
 async def get_tools(request: Request, user=Depends(get_verified_user)):
-
-    if not request.app.state.TOOL_SERVERS:
-        # If the tool servers are not set, we need to set them
-        # This is done only once when the server starts
-        # This is done to avoid loading the tool servers every time
-
-        request.app.state.TOOL_SERVERS = await get_tool_servers_data(
-            request.app.state.config.TOOL_SERVER_CONNECTIONS
-        )
-
     tools = Tools.get_tools()
-    for server in request.app.state.TOOL_SERVERS:
+
+    for server in await get_tool_servers(request):
         tools.append(
             ToolUserResponse(
                 **{