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# ~*~ coding: utf-8 ~*~
import uuid
from django.core.cache import cache
from rest_framework import generics
from rest_framework.permissions import AllowAny, IsAuthenticated
from rest_framework.response import Response
from rest_framework.views import APIView
from rest_framework_bulk import BulkModelViewSet
from .serializers import UserSerializer, UserGroupSerializer, \
UserGroupUpdateMemeberSerializer, UserPKUpdateSerializer, \
UserUpdateGroupSerializer, ChangeUserPasswordSerializer
from .tasks import write_login_log_async
from .models import User, UserGroup
from .permissions import IsSuperUser, IsValidUser, IsCurrentUserOrReadOnly, \
IsSuperUserOrAppUser
from .utils import check_user_valid, generate_token
from common.mixins import IDInFilterMixin
from common.utils import get_logger
logger = get_logger(__name__)
class UserViewSet(IDInFilterMixin, BulkModelViewSet):
queryset = User.objects.exclude(role="App")
# queryset = User.objects.all().exclude(role="App").order_by("date_joined")
serializer_class = UserSerializer
permission_classes = (IsSuperUser, IsAuthenticated)
filter_fields = ('username', 'email', 'name', 'id')
class ChangeUserPasswordApi(generics.RetrieveUpdateAPIView):
permission_classes = (IsSuperUser,)
queryset = User.objects.all()
serializer_class = ChangeUserPasswordSerializer
def perform_update(self, serializer):
user = self.get_object()
user.password_raw = serializer.validated_data["password"]
user.save()
class UserUpdateGroupApi(generics.RetrieveUpdateAPIView):
queryset = User.objects.all()
serializer_class = UserUpdateGroupSerializer
permission_classes = (IsSuperUser,)
class UserResetPasswordApi(generics.UpdateAPIView):
queryset = User.objects.all()
serializer_class = UserSerializer
permission_classes = (IsAuthenticated,)
def perform_update(self, serializer):
# Note: we are not updating the user object here.
# We just do the reset-password stuff.
import uuid
from .utils import send_reset_password_mail
user = self.get_object()
user.password_raw = str(uuid.uuid4())
user.save()
send_reset_password_mail(user)
class UserResetPKApi(generics.UpdateAPIView):
queryset = User.objects.all()
serializer_class = UserSerializer
def perform_update(self, serializer):
from .utils import send_reset_ssh_key_mail
user = self.get_object()
user.is_public_key_valid = False
user.save()
send_reset_ssh_key_mail(user)
class UserUpdatePKApi(generics.UpdateAPIView):
queryset = User.objects.all()
serializer_class = UserPKUpdateSerializer
permission_classes = (IsCurrentUserOrReadOnly,)
def perform_update(self, serializer):
user = self.get_object()
user.public_key = serializer.validated_data['_public_key']
user.save()
class UserGroupViewSet(IDInFilterMixin, BulkModelViewSet):
queryset = UserGroup.objects.all()
serializer_class = UserGroupSerializer
class UserGroupUpdateUserApi(generics.RetrieveUpdateAPIView):
queryset = UserGroup.objects.all()
serializer_class = UserGroupUpdateMemeberSerializer
permission_classes = (IsSuperUser,)
class UserToken(APIView):
permission_classes = (AllowAny,)
def post(self, request):
if not request.user.is_authenticated:
username = request.data.get('username', '')
email = request.data.get('email', '')
password = request.data.get('password', '')
public_key = request.data.get('public_key', '')
user, msg = check_user_valid(
username=username, email=email,
password=password, public_key=public_key)
else:
user = request.user
msg = None
if user:
token = generate_token(request, user)
return Response({'Token': token, 'Keyword': 'Bearer'}, status=200)
else:
return Response({'error': msg}, status=406)
class UserProfile(APIView):
permission_classes = (IsValidUser,)
def get(self, request):
return Response(request.user.to_json())
def post(self, request):
return Response(request.user.to_json())
class UserAuthApi(APIView):
permission_classes = (AllowAny,)
def post(self, request):
username = request.data.get('username', '')
password = request.data.get('password', '')
public_key = request.data.get('public_key', '')
login_type = request.data.get('login_type', '')
login_ip = request.data.get('remote_addr', None)
user_agent = request.data.get('HTTP_USER_AGENT', '')
if not login_ip:
x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR', '').split(',')
if x_forwarded_for and x_forwarded_for[0]:
login_ip = x_forwarded_for[0]
else:
login_ip = request.META.get("REMOTE_ADDR")
user, msg = check_user_valid(
username=username, password=password,
public_key=public_key
)
if user:
token = generate_token(request, user)
write_login_log_async.delay(
user.username, ip=login_ip,
type=login_type, user_agent=user_agent,
)
return Response({'token': token, 'user': user.to_json()})
else:
return Response({'msg': msg}, status=401)
class UserConnectionTokenApi(APIView):
permission_classes = (IsSuperUserOrAppUser,)
def post(self, request):
user_id = request.data.get('user', '')
asset_id = request.data.get('asset', '')
system_user_id = request.data.get('system_user', '')
token = str(uuid.uuid4())
value = {
'user': user_id,
'asset': asset_id,
'system_user': system_user_id
}
cache.set(token, value, timeout=20)
return Response({"token": token}, status=201)
def get(self, request):
token = request.query_params.get('token')
user_only = request.query_params.get('user-only', None)
value = cache.get(token, None)
if not value:
return Response('', status=404)
if not user_only:
return Response(value)
else:
return Response({'user': value['user']})
def get_permissions(self):
if self.request.query_params.get('user-only', None):
self.permission_classes = (AllowAny,)
return super().get_permissions()