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47 lines
1.6 KiB
47 lines
1.6 KiB
# -*- coding: utf-8 -*-
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#
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import time
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from rest_framework import permissions
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from django.conf import settings
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from common.exceptions import MFAVerifyRequired
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class IsValidUser(permissions.IsAuthenticated, permissions.BasePermission):
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"""Allows access to valid user, is active and not expired"""
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def has_permission(self, request, view):
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return super(IsValidUser, self).has_permission(request, view) \
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and request.user.is_valid
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class OnlySuperUser(IsValidUser):
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def has_permission(self, request, view):
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return super().has_permission(request, view) \
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and request.user.is_superuser
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class WithBootstrapToken(permissions.BasePermission):
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def has_permission(self, request, view):
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authorization = request.META.get('HTTP_AUTHORIZATION', '')
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if not authorization:
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return False
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request_bootstrap_token = authorization.split()[-1]
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return settings.BOOTSTRAP_TOKEN == request_bootstrap_token
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class NeedMFAVerify(permissions.BasePermission):
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def has_permission(self, request, view):
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if not settings.SECURITY_VIEW_AUTH_NEED_MFA:
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return True
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mfa_verify_time = request.session.get('MFA_VERIFY_TIME', 0)
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if time.time() - mfa_verify_time < settings.SECURITY_MFA_VERIFY_TTL:
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return True
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raise MFAVerifyRequired()
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class IsObjectOwner(IsValidUser):
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def has_object_permission(self, request, view, obj):
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return (super().has_object_permission(request, view, obj) and
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request.user == getattr(obj, 'user', None))
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