perf: 接口sql优化 /api/v1/perms/asset-permissions/<uuid:pk>/assets/all/

apps/perms/api/asset_permission_relation.py

@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
 #
+from functools import lru_cache
+
 from rest_framework import generics
 from django.db.models import F
 from django.shortcuts import get_object_or_404
@@ -93,6 +95,7 @@ class AssetPermissionAllAssetListApi(generics.ListAPIView):
     filterset_fields = ("name", "address")
     search_fields = filterset_fields
 
+    @lru_cache(maxsize=2)
     def get_queryset(self):
         pk = self.kwargs.get("pk")
         assets = AssetPermissionPermAssetUtil(perm_ids=[pk]).get_all_assets()

apps/perms/utils/user_perm.py

@@ -24,12 +24,9 @@ class AssetPermissionPermAssetUtil:
 
     def get_perm_nodes_assets(self, flat=False):
         """ 获取所有授权节点下的资产 """
-        node_ids = AssetPermission.nodes.through.objects \
-            .filter(assetpermission_id__in=self.perm_ids) \
-            .values_list('node_id', flat=True) \
-            .distinct()
-        node_ids = list(node_ids)
-        nodes = PermNode.objects.filter(id__in=node_ids).only('id', 'key')
+        from assets.models import Node
+        nodes = Node.objects.prefetch_related('granted_by_permissions').filter(
+            granted_by_permissions__in=self.perm_ids).only('id', 'key')
         assets = PermNode.get_nodes_all_assets(*nodes)
         if flat:
             return assets.values_list('id', flat=True)