gns3-server/gns3server/api/routes/controller/users.py

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#!/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/>.
"""
API routes for users.
"""
from fastapi import APIRouter, Depends, HTTPException, status
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from fastapi.security import OAuth2PasswordRequestForm
from uuid import UUID
from typing import List
from gns3server import schemas
from gns3server.controller.controller_error import (
ControllerBadRequestError,
ControllerNotFoundError,
ControllerForbiddenError,
)
from gns3server.db.repositories.users import UsersRepository
from gns3server.services import auth_service
from .dependencies.authentication import get_current_active_user
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from .dependencies.database import get_repository
import logging
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log = logging.getLogger(__name__)
router = APIRouter()
@router.post("/login", response_model=schemas.Token)
async def login(
users_repo: UsersRepository = Depends(get_repository(UsersRepository)),
form_data: OAuth2PasswordRequestForm = Depends(),
) -> schemas.Token:
"""
Default user login method using forms (x-www-form-urlencoded).
Example: curl http://host:port/v3/users/login -H "Content-Type: application/x-www-form-urlencoded" -d "username=admin&password=admin"
"""
user = await users_repo.authenticate_user(username=form_data.username, password=form_data.password)
if not user:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="Authentication was unsuccessful.",
headers={"WWW-Authenticate": "Bearer"},
)
token = schemas.Token(access_token=auth_service.create_access_token(user.username), token_type="bearer")
return token
@router.post("/authenticate", response_model=schemas.Token)
async def authenticate(
user_credentials: schemas.Credentials,
users_repo: UsersRepository = Depends(get_repository(UsersRepository)),
) -> schemas.Token:
"""
Alternative authentication method using json.
Example: curl http://host:port/v3/users/authenticate -d '{"username": "admin", "password": "admin"}'
"""
user = await users_repo.authenticate_user(username=user_credentials.username, password=user_credentials.password)
if not user:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="Authentication was unsuccessful.",
headers={"WWW-Authenticate": "Bearer"},
)
token = schemas.Token(access_token=auth_service.create_access_token(user.username), token_type="bearer")
return token
@router.get("", response_model=List[schemas.User], dependencies=[Depends(get_current_active_user)])
async def get_users(
users_repo: UsersRepository = Depends(get_repository(UsersRepository))
) -> List[schemas.User]:
"""
Get all users.
"""
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return await users_repo.get_users()
@router.post(
"",
response_model=schemas.User,
dependencies=[Depends(get_current_active_user)],
status_code=status.HTTP_201_CREATED
)
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async def create_user(
user_create: schemas.UserCreate,
users_repo: UsersRepository = Depends(get_repository(UsersRepository))
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) -> schemas.User:
"""
Create a new user.
"""
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if await users_repo.get_user_by_username(user_create.username):
raise ControllerBadRequestError(f"Username '{user_create.username}' is already registered")
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if user_create.email and await users_repo.get_user_by_email(user_create.email):
raise ControllerBadRequestError(f"Email '{user_create.email}' is already registered")
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return await users_repo.create_user(user_create)
@router.get("/{user_id}", dependencies=[Depends(get_current_active_user)], response_model=schemas.User)
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async def get_user(
user_id: UUID,
users_repo: UsersRepository = Depends(get_repository(UsersRepository)),
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) -> schemas.User:
"""
Get an user.
"""
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user = await users_repo.get_user(user_id)
if not user:
raise ControllerNotFoundError(f"User '{user_id}' not found")
return user
@router.put("/{user_id}", dependencies=[Depends(get_current_active_user)], response_model=schemas.User)
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async def update_user(
user_id: UUID,
user_update: schemas.UserUpdate,
users_repo: UsersRepository = Depends(get_repository(UsersRepository))
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) -> schemas.User:
"""
Update an user.
"""
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user = await users_repo.update_user(user_id, user_update)
if not user:
raise ControllerNotFoundError(f"User '{user_id}' not found")
return user
@router.delete("/{user_id}", status_code=status.HTTP_204_NO_CONTENT)
async def delete_user(
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user_id: UUID,
users_repo: UsersRepository = Depends(get_repository(UsersRepository)),
current_user: schemas.User = Depends(get_current_active_user),
) -> None:
"""
Delete an user.
"""
if current_user.is_superadmin:
raise ControllerForbiddenError("The super admin cannot be deleted")
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success = await users_repo.delete_user(user_id)
if not success:
raise ControllerNotFoundError(f"User '{user_id}' not found")
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@router.get("/me/", response_model=schemas.User)
async def get_current_active_user(current_user: schemas.User = Depends(get_current_active_user)) -> schemas.User:
"""
Get the current active user.
"""
return current_user