feat: authentication

apps/common/auth/authenticate.py

@@ -12,11 +12,11 @@ from importlib import import_module
 from django.conf import settings
 from django.core import cache
 from django.core import signing
+from django.utils.translation import gettext_lazy as _
 from rest_framework.authentication import TokenAuthentication
 
 from common.exception.app_exception import AppAuthenticationFailed, AppEmbedIdentityFailed, AppChatNumOutOfBoundsFailed, \
-    ChatException, AppApiException
-from django.utils.translation import gettext_lazy as _
+    AppApiException
 
 token_cache = cache.caches['default']
 

apps/common/auth/authentication.py

@@ -0,0 +1,100 @@
+# coding=utf-8
+"""
+    @project: MaxKB
+    @Author：虎虎
+    @file： authentication.py
+    @date：2025/4/15 20:12
+    @desc:
+"""
+from typing import List
+
+from django.utils.translation import gettext_lazy as _
+
+from common.constants.permission_constants import PermissionConstants, RoleConstants, ViewPermission, CompareConstants, \
+    Permission
+from common.exception.app_exception import AppUnauthorizedFailed
+
+
+def exist_permissions_by_permission_constants(user_permission: List[PermissionConstants],
+                                              permission_list: List[PermissionConstants]):
+    """
+    用户是否拥有 permission_list的权限
+    :param user_permission:  用户权限
+    :param permission_list:  需要的权限
+    :return: 是否拥有
+    """
+    return any(list(map(lambda up: permission_list.__contains__(up), user_permission)))
+
+
+def exist_role_by_role_constants(user_role: List[RoleConstants],
+                                 role_list: List[RoleConstants]):
+    """
+    用户是否拥有这个角色
+    :param user_role: 用户角色
+    :param role_list: 需要拥有的角色
+    :return:  是否拥有
+    """
+    return any(list(map(lambda up: role_list.__contains__(up), user_role)))
+
+
+def exist_permissions_by_view_permission(user_role: List[RoleConstants],
+                                         user_permission: List[PermissionConstants | object],
+                                         permission: ViewPermission, request, **kwargs):
+    """
+    用户是否存在这些权限
+    :param request:
+    :param user_role:        用户角色
+    :param user_permission:  用户权限
+    :param permission:       所属权限
+    :return:                 是否存在 True False
+    """
+    role_ok = any(list(map(lambda ur: permission.roleList.__contains__(ur), user_role)))
+    permission_list = [user_p(request, kwargs) if callable(user_p) else user_p for user_p in
+                       permission.permissionList
+                       ]
+    permission_ok = any(list(map(lambda up: permission_list.__contains__(up),
+                                 user_permission)))
+    return role_ok | permission_ok if permission.compare == CompareConstants.OR else role_ok & permission_ok
+
+
+def exist_permissions(user_role: List[RoleConstants], user_permission: List[PermissionConstants], permission, request,
+                      **kwargs):
+    if isinstance(permission, ViewPermission):
+        return exist_permissions_by_view_permission(user_role, user_permission, permission, request, **kwargs)
+    if isinstance(permission, RoleConstants):
+        return exist_role_by_role_constants(user_role, [permission])
+    if isinstance(permission, PermissionConstants):
+        return exist_permissions_by_permission_constants(user_permission, [permission])
+    if isinstance(permission, Permission):
+        return user_permission.__contains__(permission)
+    return False
+
+
+def exist(user_role: List[RoleConstants], user_permission: List[PermissionConstants], permission, request, **kwargs):
+    if callable(permission):
+        p = permission(request, kwargs)
+        return exist_permissions(user_role, user_permission, p, request)
+    return exist_permissions(user_role, user_permission, permission, request, **kwargs)
+
+
+def has_permissions(*permission, compare=CompareConstants.OR):
+    """
+    权限 role or permission
+    :param compare:    比较符号
+    :param permission: 如果是角色 role:roleId
+    :return: 权限装饰器函数,用于判断用户是否有权限访问当前接口
+    """
+
+    def inner(func):
+        def run(view, request, **kwargs):
+            exit_list = list(
+                map(lambda p: exist(request.auth.current_role_list, request.auth.permission_list, p, request, **kwargs),
+                    permission))
+            # 判断是否有权限
+            if any(exit_list) if compare == CompareConstants.OR else all(exit_list):
+                return func(view, request, **kwargs)
+            raise AppUnauthorizedFailed(403, _('No permission to access'))
+
+        return run
+
+    return inner

apps/common/auth/handle/impl/user_token.py

@@ -1,20 +1,107 @@
 # coding=utf-8
 """
-    @project: maxkb
+    @project: MaxKB
     @Author：虎虎
     @file： authenticate.py
     @date：2024/3/14 03:02
     @desc:  用户认证
 """
+from django.core.cache import cache
 from django.db.models import QuerySet
+from django.utils.translation import gettext_lazy as _
+
 from common.auth.handle.auth_base_handle import AuthBaseHandle
-from common.constants.authentication_type import AuthenticationType
 from common.constants.cache_version import Cache_Version
-from common.constants.permission_constants import Auth, RoleConstants
+from common.constants.permission_constants import Auth, RoleConstants, get_default_permission_list_by_role
+from common.database_model_manage.database_model_manage import DatabaseModelManage
 from common.exception.app_exception import AppAuthenticationFailed
 from users.models import User
-from django.core.cache import cache
-from django.utils.translation import gettext_lazy as _
+
+
+def get_permission_list(user_id,
+                        workspace_id,
+                        workspace_user_role_mapping_model,
+                        workspace_model,
+                        role_model,
+                        role_permission_mapping_model):
+    version, get_key = Cache_Version.PERMISSION_LIST.value
+    key = get_key(user_id, workspace_id)
+    # 获取权限列表
+    is_query_model = workspace_user_role_mapping_model is not None and workspace_model is not None and role_model is not None and role_permission_mapping_model is not None
+    permission_list = cache.get(key, version=version)
+    if permission_list is None:
+        if is_query_model:
+            # 获取工作空间 用户 角色映射数据
+            workspace_user_role_mapping_list = QuerySet(workspace_user_role_mapping_model).filter(user_id=user_id)
+            # 获取角色权限映射数据
+            role_permission_mapping_list = QuerySet(role_permission_mapping_model).filter(
+                role_id__in=[workspace_user_role_mapping.role_id for workspace_user_role_mapping in
+                             workspace_user_role_mapping_list])
+            permission_list = [role_model.id for role_model in role_permission_mapping_list]
+            cache.set(key, permission_list, version=version)
+        else:
+            permission_list = get_default_permission_list_by_role(RoleConstants.ADMIN)
+            cache.set(key, permission_list, version=version)
+    return permission_list
+
+
+def get_workspace_list(user_id,
+                       workspace_id,
+                       workspace_user_role_mapping_model,
+                       workspace_model,
+                       role_model,
+                       role_permission_mapping_model):
+    version, get_key = Cache_Version.WORKSPACE_LIST.value
+    key = get_key(user_id)
+    workspace_list = cache.get(key, version=version)
+    # 获取权限列表
+    is_query_model = workspace_user_role_mapping_model is not None and workspace_model is not None and role_model is not None and role_permission_mapping_model is not None
+    if workspace_list is None:
+        if is_query_model:
+            # 获取工作空间 用户 角色映射数据
+            workspace_user_role_mapping_list = QuerySet(workspace_user_role_mapping_model).filter(user_id=user_id)
+            cache.set(key, [workspace_user_role_mapping.workspace_id for workspace_user_role_mapping in
+                            workspace_user_role_mapping_list], version=version)
+        else:
+            return ["default"]
+    return workspace_list
+
+
+def get_role_list(user,
+                  workspace_id,
+                  workspace_user_role_mapping_model,
+                  workspace_model,
+                  role_model,
+                  role_permission_mapping_model):
+    version, get_key = Cache_Version.ROLE_LIST.value
+    key = get_key(user.id, workspace_id)
+    workspace_list = cache.get(key, version=version)
+    # 获取权限列表
+    is_query_model = workspace_user_role_mapping_model is not None and workspace_model is not None and role_model is not None and role_permission_mapping_model is not None
+    if workspace_list is None:
+        if is_query_model:
+            # 获取工作空间 用户 角色映射数据
+            workspace_user_role_mapping_list = QuerySet(workspace_user_role_mapping_model).filter(user_id=user.id)
+            cache.set(key, [workspace_user_role_mapping.role_id for workspace_user_role_mapping in
+                            workspace_user_role_mapping_list], version=version)
+        else:
+            cache.set(key, [user.role], version=version)
+            return [user.role]
+    return workspace_list
+
+
+def get_auth(user, workspace_id):
+    workspace_user_role_mapping_model = DatabaseModelManage.get_model("workspace_user_role_mapping")
+    workspace_model = DatabaseModelManage.get_model("workspace_model")
+    role_model = DatabaseModelManage.get_model("role_model")
+    role_permission_mapping_model = DatabaseModelManage.get_model("role_permission_mapping_model")
+    workspace_list = get_workspace_list(user.id, workspace_id, workspace_user_role_mapping_model, workspace_model,
+                                        role_model, role_permission_mapping_model)
+    permission_list = get_permission_list(user.id, workspace_id, workspace_user_role_mapping_model, workspace_model,
+                                          role_model, role_permission_mapping_model)
+    role_list = get_role_list(user, workspace_id, workspace_user_role_mapping_model, workspace_model,
+                              role_model, role_permission_mapping_model)
+    return Auth(workspace_list, workspace_id, role_list, permission_list)
 
 
 class UserToken(AuthBaseHandle):
@@ -25,12 +112,13 @@ class UserToken(AuthBaseHandle):
         return True
 
     def handle(self, request, token: str, get_token_details):
-        cache_token = cache.get(token, version=Cache_Version.TOKEN)
+        version, get_key = Cache_Version.TOKEN.value
+        cache_token = cache.get(get_key(token), version=version)
         if cache_token is None:
             raise AppAuthenticationFailed(1002, _('Login expired'))
         auth_details = get_token_details()
+        # 当前工作空间
+        current_workspace = auth_details['current_workspace']
         user = QuerySet(User).get(id=auth_details['id'])
-        role = RoleConstants[user.role]
-        return user, Auth([], [],
-                          client_id=str(user.id),
-                          client_type=AuthenticationType.SYSTEM_USER.value, current_role=role)
+        auth = get_auth(user, current_workspace)
+        return user, auth

apps/common/constants/cache_version.py

@@ -10,5 +10,16 @@ from enum import Enum
 
 
 class Cache_Version(Enum):
-    # 系统用户
-    TOKEN = "TOKEN"
+    # 令牌
+    TOKEN = "TOKEN", lambda token: token
+    # 工作空间列表
+    WORKSPACE_LIST = "WORKSPACE::LIST", lambda user_id: user_id
+    # 用户数据
+    USER = "USER", lambda user_id: user_id
+    # 当前用户在当前工作空间的角色列表+本身的角色
+    ROLE_LIST = "ROLE::LIST", lambda user_id, workspace_id: f"{user_id}::{workspace_id}"
+    # 当前用户在当前工作空间的权限列表+本身的权限列表
+    PERMISSION_LIST = "PERMISSION::LIST", lambda user_id, workspace_id: f"{user_id}::{workspace_id}"
+
+
+version, get_key = Cache_Version.TOKEN.value

apps/common/constants/permission_constants.py

@@ -8,8 +8,6 @@
 from enum import Enum
 from typing import List
 
-from django.utils.translation import gettext_lazy as _
-
 
 class Group(Enum):
     """
@@ -26,6 +24,10 @@ class Operate(Enum):
     EDIT = "EDIT"
     CREATE = "CREATE"
     DELETE = "DELETE"
+    """
+    使用权限
+    """
+    USE = "USE"
 
 
 class RoleGroup(Enum):
@@ -43,7 +45,9 @@ class Role:
 
 
 class RoleConstants(Enum):
-    ADMIN = Role(_("ADMIN"), _('Super administrator'), RoleGroup.SYSTEM_USER)
+    ADMIN = Role("ADMIN", '超级管理员', RoleGroup.SYSTEM_USER)
+    WORKSPACE_MANAGE = Role("WORKSPACE_MANAGE", '工作空间管理员', RoleGroup.SYSTEM_USER)
+    USER = Role("USER", '普通用户', RoleGroup.SYSTEM_USER)
 
 
 class Permission:
@@ -51,13 +55,24 @@ class Permission:
     权限信息
     """
 
-    def __init__(self, group: Group, operate: Operate, roles=None, dynamic_tag=None):
-        if roles is None:
-            roles = []
+    def __init__(self, group: Group, operate: Operate, dynamic_tag=None, role_list=None):
+        if role_list is None:
+            role_list = []
         self.group = group
         self.operate = operate
-        self.roleList = roles
         self.dynamic_tag = dynamic_tag
+        # 用于获取角色与权限的关系,只适用于没有权限管理的
+        self.role_list = role_list
+
+    @staticmethod
+    def new_instance(permission_str: str):
+        permission_split = permission_str.split(":")
+        group = Group[permission_split[0]]
+        operate = Operate[permission_split[2]]
+        if len(permission_split) > 2:
+            dynamic_tag = ":".join(permission_split[2:])
+            return Permission(group, operate, dynamic_tag)
+        return Permission(group, operate)
 
     def __str__(self):
         return self.group.value + ":" + self.operate.value + (
@@ -71,19 +86,20 @@ class PermissionConstants(Enum):
     """
      权限枚举
     """
-    USER_READ = Permission(group=Group.USER, operate=Operate.READ, roles=[RoleConstants.ADMIN])
-    USER_EDIT = Permission(group=Group.USER, operate=Operate.EDIT, roles=[RoleConstants.ADMIN])
-    USER_DELETE = Permission(group=Group.USER, operate=Operate.DELETE, roles=[RoleConstants.ADMIN])
+    USER_READ = Permission(group=Group.USER, operate=Operate.READ, role_list=[RoleConstants.ADMIN,
+                                                                              RoleConstants.USER])
+    USER_EDIT = Permission(group=Group.USER, operate=Operate.EDIT, role_list=[RoleConstants.ADMIN])
+    USER_DELETE = Permission(group=Group.USER, operate=Operate.DELETE, role_list=[RoleConstants.ADMIN])
 
 
-def get_permission_list_by_role(role: RoleConstants):
+def get_default_permission_list_by_role(role: RoleConstants):
     """
     根据角色 获取角色对应的权限
     :param role: 角色
     :return: 权限
     """
     return list(map(lambda k: PermissionConstants[k],
-                    list(filter(lambda k: PermissionConstants[k].value.roleList.__contains__(role),
+                    list(filter(lambda k: PermissionConstants[k].value.role_list.__contains__(role),
                                 PermissionConstants.__members__))))
 
 
@@ -92,14 +108,21 @@ class Auth:
      用于存储当前用户的角色和权限
     """
 
-    def __init__(self, role_list: List[RoleConstants], permission_list: List[PermissionConstants | Permission]
-                 , client_id, client_type, current_role: RoleConstants, **keywords):
-        self.role_list = role_list
+    def __init__(self,
+                 work_space_list: List,
+                 current_workspace,
+                 current_role_list: List[Role],
+                 permission_list: List[PermissionConstants | Permission],
+                 **keywords):
+        # 当前用户所有工作空间
+        self.work_space_list = work_space_list
+        # 当前工作空间
+        self.current_workspace = current_workspace
+        # 当前工作空间的所有权限+非工作空间权限
         self.permission_list = permission_list
-        self.client_id = client_id
-        self.client_type = client_type
+        # 当前工作空间角色列表
+        self.current_role_list = current_role_list
         self.keywords = keywords
-        self.current_role = current_role
 
 
 class CompareConstants(Enum):

apps/common/database_model_manage/database_model_manage.py

@@ -0,0 +1,44 @@
+# coding=utf-8
+"""
+    @project: MaxKB
+    @Author：虎虎
+    @file： database_model_manage.py
+    @date：2025/4/15 11:06
+    @desc:
+"""
+from importlib import import_module
+from django.conf import settings
+
+
+def new_instance_by_class_path(class_path: str):
+    """
+    根据class_path 创建实例
+    """
+    parts = class_path.rpartition('.')
+    package_path = parts[0]
+    class_name = parts[2]
+    module = import_module(package_path)
+    HandlerClass = getattr(module, class_name)
+    return HandlerClass()
+
+
+class DatabaseModelManage:
+    """
+    模型字典
+    """
+    model_dict = {}
+
+    @staticmethod
+    def get_model(model_name):
+        """
+        根据模型
+        """
+        return DatabaseModelManage.model_dict.get(model_name)
+
+    @staticmethod
+    def init():
+        handles = [new_instance_by_class_path(class_path) for class_path in
+                   (settings.MODEL_HANDLES if hasattr(settings, 'MODEL_HANDLES') else [])]
+        for h in handles:
+            model_dict = h.get_model_dict()
+            DatabaseModelManage.model_dict = {**DatabaseModelManage.model_dict, **model_dict}

apps/common/database_model_manage/handle/base_handle.py

@@ -0,0 +1,15 @@
+# coding=utf-8
+"""
+    @project: MaxKB
+    @Author：虎虎
+    @file： base_handle.py
+    @date：2025/4/15 11:16
+    @desc:
+"""
+from abc import ABC, abstractmethod
+
+
+class IBaseModelHandle(ABC):
+    @abstractmethod
+    def get_model_dict(self):
+        pass

apps/common/database_model_manage/handle/impl/default_base_model_handle.py

@@ -0,0 +1,14 @@
+# coding=utf-8
+"""
+    @project: MaxKB
+    @Author：虎虎
+    @file： default_base_model_handle.py
+    @date：2025/4/15 11:20
+    @desc:
+"""
+from common.database_model_manage.handle.base_handle import IBaseModelHandle
+
+
+class DefaultBaseModelHandle(IBaseModelHandle):
+    def get_model_dict(self):
+        return {}

apps/users/serializers/login.py

@@ -46,6 +46,8 @@ class LoginSerializer(serializers.Serializer):
         token = signing.dumps({'username': user.username,
                                'id': str(user.id),
                                'email': user.email,
-                               'type': AuthenticationType.SYSTEM_USER.value})
-        cache.set(token, user, version=Cache_Version.TOKEN)
+                               'type': AuthenticationType.SYSTEM_USER.value,
+                               'current_workspace': 'default'})
+        version, get_key = Cache_Version.TOKEN.value
+        cache.set(get_key(token), user, version=version)
         return {'token': token}

apps/users/urls.py

@@ -5,5 +5,6 @@ from . import views
 app_name = "user"
 urlpatterns = [
     path('user/login', views.LoginView.as_view(), name='login'),
-    path('user/profile', views.UserProfileView.as_view(), name="user_profile")
+    path('user/profile', views.UserProfileView.as_view(), name="user_profile"),
+    path('user/test', views.TestPermissionsUserView.as_view(), name="test")
 ]

apps/users/views/user.py

@@ -12,6 +12,8 @@ from django.utils.translation import gettext_lazy as _
 from rest_framework.request import Request
 
 from common.auth import TokenAuth
+from common.auth.authentication import has_permissions
+from common.constants.permission_constants import PermissionConstants
 from common.result import result
 from users.api.user import UserProfileAPI
 from users.serializers.user import UserProfileSerializer
@@ -27,3 +29,16 @@ class UserProfileView(APIView):
                    responses=UserProfileAPI.get_response())
     def get(self, request: Request):
         return result.success(UserProfileSerializer().profile(request.user))
+
+
+class TestPermissionsUserView(APIView):
+    authentication_classes = [TokenAuth]
+
+    @extend_schema(methods=['GET'],
+                   description=_("Get current user information"),
+                   operation_id=_("Get current user information"),
+                   tags=[_("User management")],
+                   responses=UserProfileAPI.get_response())
+    @has_permissions(PermissionConstants.USER_EDIT)
+    def get(self, request: Request):
+        return result.success(UserProfileSerializer().profile(request.user))