jumpserver/apps/assets/models/authbook.py

122 lines
3.8 KiB
Python

# -*- coding: utf-8 -*-
#
from django.db import models
from django.utils.translation import ugettext_lazy as _
from simple_history.models import HistoricalRecords
from common.utils import lazyproperty, get_logger
from .base import BaseUser, AbsConnectivity
logger = get_logger(__name__)
__all__ = ['AuthBook']
class AuthBook(BaseUser, AbsConnectivity):
asset = models.ForeignKey('assets.Asset', on_delete=models.CASCADE, verbose_name=_('Asset'))
systemuser = models.ForeignKey('assets.SystemUser', on_delete=models.CASCADE, null=True, verbose_name=_("System user"))
version = models.IntegerField(default=1, verbose_name=_('Version'))
history = HistoricalRecords()
auth_attrs = ['username', 'password', 'private_key', 'public_key']
class Meta:
verbose_name = _('AuthBook')
unique_together = [('username', 'asset', 'systemuser')]
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.auth_snapshot = {}
def get_or_systemuser_attr(self, attr):
val = getattr(self, attr, None)
if val:
return val
if self.systemuser:
return getattr(self.systemuser, attr, '')
return ''
def load_auth(self):
for attr in self.auth_attrs:
value = self.get_or_systemuser_attr(attr)
self.auth_snapshot[attr] = [getattr(self, attr), value]
setattr(self, attr, value)
def unload_auth(self):
if not self.systemuser:
return
for attr, values in self.auth_snapshot.items():
origin_value, loaded_value = values
current_value = getattr(self, attr, '')
if current_value == loaded_value:
setattr(self, attr, origin_value)
def save(self, *args, **kwargs):
self.unload_auth()
instance = super().save(*args, **kwargs)
self.load_auth()
return instance
@property
def username_display(self):
return self.get_or_systemuser_attr('username') or '*'
@lazyproperty
def systemuser_display(self):
if not self.systemuser:
return ''
return str(self.systemuser)
@property
def smart_name(self):
username = self.username_display
if self.asset:
asset = str(self.asset)
else:
asset = '*'
return '{}@{}'.format(username, asset)
def sync_to_system_user_account(self):
if self.systemuser:
return
matched = AuthBook.objects.filter(
asset=self.asset, systemuser__username=self.username
)
if not matched:
return
for i in matched:
i.password = self.password
i.private_key = self.private_key
i.public_key = self.public_key
i.comment = 'Update triggered by account {}'.format(self.id)
# 不触发post_save信号
self.__class__.objects.bulk_update(matched, fields=['password', 'private_key', 'public_key'])
def remove_asset_admin_user_if_need(self):
if not self.asset or not self.systemuser:
return
if not self.systemuser.is_admin_user or self.asset.admin_user != self.systemuser:
return
self.asset.admin_user = None
self.asset.save()
logger.debug('Remove asset admin user: {} {}'.format(self.asset, self.systemuser))
def update_asset_admin_user_if_need(self):
if not self.asset or not self.systemuser:
return
if not self.systemuser.is_admin_user or self.asset.admin_user == self.systemuser:
return
self.asset.admin_user = self.systemuser
self.asset.save()
logger.debug('Update asset admin user: {} {}'.format(self.asset, self.systemuser))
def __str__(self):
return self.smart_name