Pan*_*son 2 django django-models django-admin python-2.7
在这里,我正在尝试创建可以保存密码的模型,这里是我的模型:
class Server(models.Model):
user = models.ForeignKey(User, on_delete=models.CASCADE)
name = models.CharField(max_length=20, null=True)
hostname = models.CharField(max_length=50, null=True, blank=True)
ip = models.GenericIPAddressField()
ip2 = models.GenericIPAddressField(null=True, blank=True)
user_name = models.CharField(max_length=20, null=True)
password = models.TextField(max_length=500, null=True, blank=True)
ssh_key = models.FileField(null=True, blank=True, upload_to='Keys/')
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直到现在我读了很多博客和帖子,但我还没有找到任何在数据库中保存加密文本的好方法
我正在尝试这种方法,但它也不适合我,请检查下面的 View.py,
from cryptography.fernet import Fernet
class HostCreate(CreateView):
model = Server
template_name = 'inventory/host_create.html'
form_class = HostForm
# after getting POST data of fields (name, hostname, ip, pass, key) adding user and saving
def form_valid(self, form):
host = form.save(commit=False)
host.user = User.objects.get(pk=self.request.user.pk)
host.password = self.ecrypt(host.password)
host.save()
return redirect('inventory:hosts')
def ecrypt(self, password): # need password and return cipher password
key = 'wgjSSyfVKgz0EjyTilqeJSaANLDu7TzHKdpAXUeZPbM='
cipher_suite = Fernet(key)
cipher_text = cipher_suite.encrypt(password)
return cipher_text
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在这里我收到错误,
Exception Type: TypeError
Exception Value: data must be bytes.
Exception Location: /usr/lib64/python2.7/site-packages/cryptography/fernet.py in _encrypt_from_parts, line 55
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密码字段是否有任何内置的 django 功能?
您可以通过两种可能的方式做到这一点。
像这样为您的模型编写自定义保存方法
class Server(models.Model):
user = models.ForeignKey(User, on_delete=models.CASCADE)
name = models.CharField(max_length=20, null=True)
hostname = models.CharField(max_length=50, null=True, blank=True)
ip = models.GenericIPAddressField()
ip2 = models.GenericIPAddressField(null=True, blank=True)
user_name = models.CharField(max_length=20, null=True)
password = models.TextField(max_length=500, null=True, blank=True)
ssh_key = models.FileField(null=True, blank=True, upload_to='Keys/')
def save(self, *args, **kwargs):
if not self.pk:
# encrypt_field_value_here
super(Server, self).save(*args, **kwargs)
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你也可以使用这个包。
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