Merge branch 'master' of https://e.coding.net/ctcdevteam/ehs/ehs_server

apps/system/apps.py

@@ -12,4 +12,10 @@ class SystemConfig(AppConfig):
             from server.settings import get_sysconfig
             get_sysconfig(reload=True)
             cache.set('cache_sysconfig_need_task', False, timeout=30)
+        
+        if cache.get('cache_alldperms_task', True):
+            from apps.utils.permission import get_alld_perms
+            get_alld_perms(update_cache=True)
+            cache.set('cache_alldperms_task', False, timeout=30)
+
         return super().ready()

apps/system/views.py

@@ -24,7 +24,7 @@ from apps.system.filters import DeptFilterSet, UserFilterSet
 # from django_q.models import Task as QTask, Schedule as QSchedule
 from apps.utils.mixins import (CustomCreateModelMixin, MyLoggingMixin)
 from django.conf import settings
-from apps.utils.permission import ALL_PERMS, get_user_perms_map
+from apps.utils.permission import ALL_PERMS, get_user_perms_map, get_alld_perms
 from apps.utils.viewsets import CustomGenericViewSet, CustomModelViewSet
 from server.celery import app as celery_app
 from .models import (Dept, Dictionary, DictType, File, Permission, Post, PostRole, Role, User,
@@ -44,6 +44,7 @@ import locale
 from drf_yasg.utils import swagger_auto_schema
 from server.settings import get_sysconfig, update_sysconfig, update_dict
 from apps.utils.constants import DEFAULT_PWD
+from apps.utils.thread import MyThread
 
 # logger.info('请求成功！ response_code:{}；response_headers:{}；
 # response_body:{}'.format(response_code, response_headers, response_body[:251]))
@@ -318,6 +319,17 @@ class PermissionViewSet(CustomModelViewSet):
         ALL_PERMS.sort()
         return Response(ALL_PERMS)
     
+    def perform_create(self, serializer):
+        super().perform_create(serializer)
+        MyThread(target=get_alld_perms, kwargs={"update_cache": True}).start_p()
+    
+    def perform_update(self, serializer):
+        super().perform_update(serializer)
+        MyThread(target=get_alld_perms, kwargs={"update_cache": True}).start_p()
+    
+    def perform_destroy(self, instance):
+        super().perform_destroy(instance)
+        MyThread(target=get_alld_perms, kwargs={"update_cache": True}).start_p()
 
 class DeptViewSet(CustomModelViewSet):
     """部门-增删改查
@@ -531,7 +543,7 @@ class UserViewSet(CustomModelViewSet):
         获取登录用户信息
         """
         user = request.user
-        perms = get_user_perms_map(user)
+        perms = get_user_perms_map(user, update_cache=True)
         data = {
             'id': user.id,
             'username': user.username,

apps/utils/permission.py

@@ -5,40 +5,52 @@ from apps.system.models import DataFilter, Dept, Permission, PostRole, UserPost,
 from django.db.models.query import QuerySet
 from typing import List
 
+# 后端代码里有的权限标识
 ALL_PERMS = [
 
 ]
 
+# 数据库里定义的权限标识
+def get_alld_perms(update_cache=False) -> List[str]:
+    key = "perms_alld_list"
+    perms_alld_list = cache.get(key)
+    if perms_alld_list is None or update_cache:
+        nested_list = Permission.objects.all().values_list('codes', flat=True)
+        perms_alld_list = list(set([item for sublist in nested_list for item in sublist]))
+        perms_alld_list.sort()
+        cache.set(key, perms_alld_list, timeout=60*5)
+    return perms_alld_list
 
-def get_user_perms_map(user):
+def get_user_perms_map(user, update_cache=False):
     """
     获取权限字典,可用redis存取(包括功能和数据权限)
     """
-    user_perms_map = {}
-    if user.is_superuser:
-        for perm in Permission.objects.all():
-            if perm.codes:
-                for code in perm.codes:
-                    user_perms_map[code] = {}
-    else:
-        objs = UserPost.objects.filter(user=user).exclude(post=None)
-        for i in objs:
-            dept_id = str(i.dept.id)
-            for pr in PostRole.objects.filter(post=i.post):
-                """
-                岗位角色
-                """
-                for perm in Permission.objects.filter(role_perms=pr.role):
-                    if perm.codes:
-                        for code in perm.codes:
-                            if code in user_perms_map:
-                                data_range = user_perms_map[code].get(
-                                    dept_id, -1)
-                                if pr.data_range < data_range:
-                                    user_perms_map[code][dept_id] = pr.data_range
-                            else:
-                                user_perms_map[code] = {dept_id: pr.data_range}
-    cache.set('perms_' + str(user.id), user_perms_map, timeout=300)
+    key = f'perms_{str(user.id)}'
+    if cache.get(key) is None or update_cache:
+        user_perms_map = {}
+        if user.is_superuser:
+            codes = get_alld_perms()
+            for code in codes:
+                user_perms_map[code] = {}
+        else:
+            objs = UserPost.objects.filter(user=user).exclude(post=None)
+            for i in objs:
+                dept_id = str(i.dept.id)
+                for pr in PostRole.objects.filter(post=i.post):
+                    """
+                    岗位角色
+                    """
+                    for perm in Permission.objects.filter(role_perms=pr.role):
+                        if perm.codes:
+                            for code in perm.codes:
+                                if code in user_perms_map:
+                                    data_range = user_perms_map[code].get(
+                                        dept_id, -1)
+                                    if pr.data_range < data_range:
+                                        user_perms_map[code][dept_id] = pr.data_range
+                                else:
+                                    user_perms_map[code] = {dept_id: pr.data_range}
+        cache.set(key, user_perms_map, timeout=300)
     return user_perms_map
 
 

apps/utils/thread.py

@@ -1,9 +1,17 @@
 import threading
 from apps.utils.decorators import auto_log
+from concurrent.futures import ThreadPoolExecutor
 
+# 创建全局线程池
+global_executor = ThreadPoolExecutor(max_workers=20)
 class MyThread(threading.Thread):
 
     @auto_log('MyThread', raise_exception=True, send_mail=True)
     def run(self) -> None:
         return super().run()
 
+    def start_p(self):
+        """
+        使用线程池启动
+        """
+        global_executor.submit(self.run)

apps/utils/viewsets.py

@@ -21,6 +21,7 @@ class CustomGenericViewSet(MyLoggingMixin, GenericViewSet):
     """
     增强的GenericViewSet
     """
+    _initialized = False
     perms_map = None  # 权限标识
     throttle_classes = [UserRateThrottle]
     logging_methods = ['POST', 'PUT', 'PATCH', 'DELETE']
@@ -44,13 +45,15 @@ class CustomGenericViewSet(MyLoggingMixin, GenericViewSet):
         """
         第一次实例化时，将权限标识添加到全局权限标识列表中
         """
-        if cls.perms_map is None:
-            basename = kwargs["basename"]
-            cls.perms_map = {'get': '*', 'post': '{}.create'.format(basename), 'put': '{}.update'.format(
-                basename), 'patch': '{}.update'.format(basename), 'delete': '{}.delete'.format(basename)}
-        for _, v in cls.perms_map.items():
-            if v not in ALL_PERMS and v != '*':
-                ALL_PERMS.append(v)
+        if not cls._initialized:
+            if cls.perms_map is None:
+                basename = kwargs["basename"]
+                cls.perms_map = {'get': '*', 'post': '{}.create'.format(basename), 'put': '{}.update'.format(
+                    basename), 'patch': '{}.update'.format(basename), 'delete': '{}.delete'.format(basename)}
+            for _, v in cls.perms_map.items():
+                if v not in ALL_PERMS and v != '*':
+                    ALL_PERMS.append(v)
+            cls._initialized = True
         return super().__new__(cls)
     
     def finalize_response(self, request, response, *args, **kwargs):
@@ -87,15 +90,6 @@ class CustomGenericViewSet(MyLoggingMixin, GenericViewSet):
             return action_serializer_class
         return super().get_serializer_class()
 
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        if self.perms_map:
-            for k, v in self.perms_map.items():
-                if v not in ALL_PERMS and v != '*':
-                    ALL_PERMS.append(v)
-        if not hasattr(self, 'filterset_fields'):
-            self.filterset_fields = self.select_related_fields
-
     def get_queryset_custom(self, queryset):
         """
         自定义过滤方法可复写