jumpserver/apps/assets/forms/user.py

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# -*- coding: utf-8 -*-
#
from django import forms
from django.utils.translation import gettext_lazy as _
from ..models import AdminUser, SystemUser
from common.utils import validate_ssh_private_key, ssh_pubkey_gen, get_logger
logger = get_logger(__file__)
__all__ = [
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'FileForm', 'SystemUserForm', 'AdminUserForm', 'PasswordAndKeyAuthForm',
]
class FileForm(forms.Form):
file = forms.FileField()
class PasswordAndKeyAuthForm(forms.ModelForm):
# Form field name can not start with `_`, so redefine it,
password = forms.CharField(
widget=forms.PasswordInput, max_length=128,
strip=True, required=False,
help_text=_('Password or private key passphrase'),
label=_("Password"),
)
# Need use upload private key file except paste private key content
private_key_file = forms.FileField(required=False, label=_("Private key"))
def clean_private_key_file(self):
private_key_file = self.cleaned_data['private_key_file']
password = self.cleaned_data['password']
if private_key_file:
key_string = private_key_file.read()
private_key_file.seek(0)
if not validate_ssh_private_key(key_string, password):
raise forms.ValidationError(_('Invalid private key'))
return private_key_file
def validate_password_key(self):
password = self.cleaned_data['password']
private_key_file = self.cleaned_data.get('private_key_file', '')
if not password and not private_key_file:
raise forms.ValidationError(_(
'Password and private key file must be input one'
))
def gen_keys(self):
password = self.cleaned_data.get('password', '') or None
private_key_file = self.cleaned_data['private_key_file']
public_key = private_key = None
if private_key_file:
private_key = private_key_file.read().strip().decode('utf-8')
public_key = ssh_pubkey_gen(private_key=private_key, password=password)
return private_key, public_key
class AdminUserForm(PasswordAndKeyAuthForm):
def save(self, commit=True):
# Because we define custom field, so we need rewrite :method: `save`
admin_user = super().save(commit=commit)
password = self.cleaned_data.get('password', '') or None
private_key, public_key = super().gen_keys()
admin_user.set_auth(password=password, public_key=public_key, private_key=private_key)
return admin_user
def clean(self):
super().clean()
if not self.instance:
super().validate_password_key()
class Meta:
model = AdminUser
fields = ['name', 'username', 'password', 'private_key_file', 'comment']
widgets = {
'name': forms.TextInput(attrs={'placeholder': _('Name')}),
'username': forms.TextInput(attrs={'placeholder': _('Username')}),
}
help_texts = {
'name': '* required',
'username': '* required',
}
class SystemUserForm(PasswordAndKeyAuthForm):
# Admin user assets define, let user select, save it in form not in view
auto_generate_key = forms.BooleanField(initial=True, required=False)
def save(self, commit=True):
# Because we define custom field, so we need rewrite :method: `save`
system_user = super().save()
password = self.cleaned_data.get('password', '') or None
login_mode = self.cleaned_data.get('login_mode', '') or None
protocol = self.cleaned_data.get('protocol') or None
auto_generate_key = self.cleaned_data.get('auto_generate_key', False)
private_key, public_key = super().gen_keys()
if login_mode == SystemUser.MANUAL_LOGIN or protocol == SystemUser.TELNET_PROTOCOL:
system_user.auto_push = 0
system_user.save()
if auto_generate_key:
logger.info('Auto generate key and set system user auth')
system_user.auto_gen_auth()
else:
system_user.set_auth(password=password, private_key=private_key, public_key=public_key)
return system_user
def clean(self):
super().clean()
auto_generate = self.cleaned_data.get('auto_generate_key')
if not self.instance and not auto_generate:
super().validate_password_key()
def is_valid(self):
validated = super().is_valid()
username = self.cleaned_data.get('username')
login_mode = self.cleaned_data.get('login_mode')
if login_mode == SystemUser.AUTO_LOGIN and not username:
self.add_error(
"username", _('* Automatic login mode,'
' must fill in the username.')
)
return False
return validated
class Meta:
model = SystemUser
fields = [
'name', 'username', 'protocol', 'auto_generate_key',
'password', 'private_key_file', 'auto_push', 'sudo',
'comment', 'shell', 'priority', 'login_mode',
]
widgets = {
'name': forms.TextInput(attrs={'placeholder': _('Name')}),
'username': forms.TextInput(attrs={'placeholder': _('Username')}),
}
help_texts = {
'name': '* required',
'username': '* required',
'auto_push': _('Auto push system user to asset'),
'priority': _('High level will be using login asset as default, '
'if user was granted more than 2 system user'),
'login_mode': _('If you choose manual login mode, you do not '
'need to fill in the username and password.')
}