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36 lines
1.3 KiB
Python
36 lines
1.3 KiB
Python
import binascii
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import os
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from django.contrib.auth.models import User
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from django.db import models
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from django.utils.encoding import python_2_unicode_compatible
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@python_2_unicode_compatible
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class Token(models.Model):
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"""
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An API token used for user authentication. This extends the stock model to allow each user to have multiple tokens.
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It also supports setting an expiration time and toggling write ability.
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"""
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user = models.ForeignKey(User, related_name='tokens', on_delete=models.CASCADE)
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created = models.DateTimeField(auto_now_add=True)
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expires = models.DateTimeField(blank=True, null=True)
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key = models.CharField(max_length=64, unique=True)
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write_enabled = models.BooleanField(default=True, help_text="Permit create/update/delete operations using this key")
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description = models.CharField(max_length=100, blank=True)
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class Meta:
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default_permissions = []
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def __str__(self):
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return u"API key for {}".format(self.user)
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def save(self, *args, **kwargs):
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if not self.key:
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self.key = self.generate_key()
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return super(Token, self).save(*args, **kwargs)
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def generate_key(self):
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# Generate a random 256-bit key expressed in hexadecimal.
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return binascii.hexlify(os.urandom(32)).decode()
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