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gns3-server/gns3server/db/repositories/users.py

110 lines
4.2 KiB
Python

#!/usr/bin/env python
#
# Copyright (C) 2020 GNS3 Technologies Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from uuid import UUID
from typing import Optional, List
from sqlalchemy import select, update, delete
from sqlalchemy.ext.asyncio import AsyncSession
from .base import BaseRepository
import gns3server.db.models as models
from gns3server import schemas
from gns3server.services import auth_service
import logging
log = logging.getLogger(__name__)
class UsersRepository(BaseRepository):
def __init__(self, db_session: AsyncSession) -> None:
super().__init__(db_session)
self._auth_service = auth_service
async def get_user(self, user_id: UUID) -> Optional[models.User]:
query = select(models.User).where(models.User.user_id == user_id)
result = await self._db_session.execute(query)
return result.scalars().first()
async def get_user_by_username(self, username: str) -> Optional[models.User]:
query = select(models.User).where(models.User.username == username)
result = await self._db_session.execute(query)
return result.scalars().first()
async def get_user_by_email(self, email: str) -> Optional[models.User]:
query = select(models.User).where(models.User.email == email)
result = await self._db_session.execute(query)
return result.scalars().first()
async def get_users(self) -> List[models.User]:
query = select(models.User)
result = await self._db_session.execute(query)
return result.scalars().all()
async def create_user(self, user: schemas.UserCreate) -> models.User:
hashed_password = self._auth_service.hash_password(user.password.get_secret_value())
db_user = models.User(
username=user.username, email=user.email, full_name=user.full_name, hashed_password=hashed_password
)
self._db_session.add(db_user)
await self._db_session.commit()
await self._db_session.refresh(db_user)
return db_user
async def update_user(self, user_id: UUID, user_update: schemas.UserUpdate) -> Optional[models.User]:
update_values = user_update.dict(exclude_unset=True)
password = update_values.pop("password", None)
if password:
update_values["hashed_password"] = self._auth_service.hash_password(password=password.get_secret_value())
query = update(models.User).where(models.User.user_id == user_id).values(update_values)
await self._db_session.execute(query)
await self._db_session.commit()
return await self.get_user(user_id)
async def delete_user(self, user_id: UUID) -> bool:
query = delete(models.User).where(models.User.user_id == user_id)
result = await self._db_session.execute(query)
await self._db_session.commit()
return result.rowcount > 0
async def authenticate_user(self, username: str, password: str) -> Optional[models.User]:
user = await self.get_user_by_username(username)
if not user:
return None
# Allow user to be authenticated if hashed password in the db is null
# this is useful for manual password recovery like:
# sqlite3 gns3_controller.db "UPDATE users SET hashed_password = null WHERE username = 'admin';"
if user.hashed_password is None:
log.warning(f"User '{username}' has been authenticated without a password "
f"configured. Please set a new password.")
return user
if not self._auth_service.verify_password(password, user.hashed_password):
return None
return user