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65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# BITE - A Basic/IoT/Example
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# Copyright (C) 2020 Daniele Viganò <daniele@vigano.me>
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#
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# BITE is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# BITE is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import uuid
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from django.db import models
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from django.conf import settings
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from django.core.exceptions import ValidationError
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def device_validation(value):
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if settings.SKIP_WHITELIST and settings.DEBUG:
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return # skip validation in debug mode when SKIP_WHITELIST is True
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published_devices = WhiteList.objects.filter(
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serial=value,
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is_published=True
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)
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if not published_devices:
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raise ValidationError("Device is not published")
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class WhiteList(models.Model):
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serial = models.CharField(primary_key=True, max_length=128)
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creation_time = models.DateTimeField(auto_now_add=True)
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updated_time = models.DateTimeField(auto_now=True)
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is_published = models.BooleanField(default=True)
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class Meta:
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ordering = ['serial', 'updated_time']
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def __str__(self):
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return self.serial
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class Device(models.Model):
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serial = models.CharField(max_length=128, unique=True,
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validators=[device_validation])
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uuid = models.UUIDField(primary_key=True, default=uuid.uuid4,
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editable=False)
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creation_time = models.DateTimeField(auto_now_add=True)
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updated_time = models.DateTimeField(auto_now=True)
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class Meta:
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ordering = ['updated_time', 'serial']
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def __str__(self):
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return self.serial
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