mirror of https://github.com/jumpserver/jumpserver
272 lines
9.3 KiB
Python
272 lines
9.3 KiB
Python
import uuid
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from datetime import datetime, timedelta
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from django.utils import timezone
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from django.utils.translation import ugettext_lazy as _
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from django.conf import settings
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from rest_framework.authtoken.models import Token
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from orgs.mixins.models import OrgModelMixin
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from django.db import models
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from common.utils import lazyproperty
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from common.utils.timezone import as_current_tz
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from common.db.models import BaseCreateUpdateModel, JMSBaseModel
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class AccessKey(models.Model):
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id = models.UUIDField(verbose_name='AccessKeyID', primary_key=True,
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default=uuid.uuid4, editable=False)
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secret = models.UUIDField(verbose_name='AccessKeySecret',
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default=uuid.uuid4, editable=False)
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user = models.ForeignKey(settings.AUTH_USER_MODEL, verbose_name='User',
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on_delete=models.CASCADE, related_name='access_keys')
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is_active = models.BooleanField(default=True, verbose_name=_('Active'))
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date_created = models.DateTimeField(auto_now_add=True)
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def get_id(self):
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return str(self.id)
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def get_secret(self):
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return str(self.secret)
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def get_full_value(self):
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return '{}:{}'.format(self.id, self.secret)
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def __str__(self):
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return str(self.id)
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class Meta:
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verbose_name = _("Access key")
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class PrivateToken(Token):
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"""Inherit from auth token, otherwise migration is boring"""
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class Meta:
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verbose_name = _('Private Token')
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class SSOToken(BaseCreateUpdateModel):
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"""
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类似腾讯企业邮的 [单点登录](https://exmail.qq.com/qy_mng_logic/doc#10036)
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出于安全考虑，这里的 `token` 使用一次随即过期。但我们保留每一个生成过的 `token`。
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"""
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authkey = models.UUIDField(primary_key=True, default=uuid.uuid4, verbose_name=_('Token'))
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expired = models.BooleanField(default=False, verbose_name=_('Expired'))
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user = models.ForeignKey('users.User', on_delete=models.CASCADE, verbose_name=_('User'), db_constraint=False)
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class Meta:
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verbose_name = _('SSO token')
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def date_expired_default():
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return timezone.now() + timedelta(seconds=settings.CONNECTION_TOKEN_EXPIRATION)
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class ConnectionToken(OrgModelMixin, JMSBaseModel):
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class Type(models.TextChoices):
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asset = 'asset', _('Asset')
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application = 'application', _('Application')
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type = models.CharField(
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max_length=16, default=Type.asset, choices=Type.choices, verbose_name=_("Type")
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)
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secret = models.CharField(max_length=64, default='', verbose_name=_("Secret"))
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date_expired = models.DateTimeField(
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default=date_expired_default, verbose_name=_("Date expired")
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)
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user = models.ForeignKey(
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'users.User', on_delete=models.SET_NULL, verbose_name=_('User'),
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related_name='connection_tokens', null=True, blank=True
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)
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user_display = models.CharField(max_length=128, default='', verbose_name=_("User display"))
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asset = models.ForeignKey(
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'assets.Asset', on_delete=models.SET_NULL, verbose_name=_('Asset'),
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related_name='connection_tokens', null=True, blank=True
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)
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asset_display = models.CharField(max_length=128, default='', verbose_name=_("Asset display"))
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account = models.CharField(max_length=128, default='', verbose_name=_("Account"))
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class Meta:
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ordering = ('-date_expired',)
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verbose_name = _('Connection token')
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permissions = [
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('view_connectiontokensecret', _('Can view connection token secret'))
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]
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@classmethod
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def get_default_date_expired(cls):
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return date_expired_default()
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@property
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def is_expired(self):
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return self.date_expired < timezone.now()
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@property
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def expire_time(self):
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interval = self.date_expired - timezone.now()
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seconds = interval.total_seconds()
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if seconds < 0:
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seconds = 0
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return int(seconds)
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def expire(self):
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self.date_expired = timezone.now()
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self.save()
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@property
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def is_valid(self):
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return not self.is_expired
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def is_type(self, tp):
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return self.type == tp
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def renewal(self):
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""" 续期 Token，将来支持用户自定义创建 token 后，续期策略要修改 """
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self.date_expired = self.get_default_date_expired()
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self.save()
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actions = expired_at = None # actions 和 expired_at 在 check_valid() 中赋值
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def check_valid(self):
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from perms.utils.permission import validate_permission as asset_validate_permission
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from perms.utils.application.permission import validate_permission as app_validate_permission
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if self.is_expired:
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is_valid = False
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error = _('Connection token expired at: {}').format(as_current_tz(self.date_expired))
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return is_valid, error
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if not self.user:
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is_valid = False
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error = _('User not exists')
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return is_valid, error
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if not self.user.is_valid:
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is_valid = False
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error = _('User invalid, disabled or expired')
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return is_valid, error
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if not self.system_user:
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is_valid = False
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error = _('System user not exists')
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return is_valid, error
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if self.is_type(self.Type.asset):
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if not self.asset:
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is_valid = False
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error = _('Asset not exists')
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return is_valid, error
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if not self.asset.is_active:
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is_valid = False
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error = _('Asset inactive')
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return is_valid, error
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has_perm, actions, expired_at = asset_validate_permission(
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self.user, self.asset, self.system_user
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)
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if not has_perm:
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is_valid = False
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error = _('User has no permission to access asset or permission expired')
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return is_valid, error
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self.actions = actions
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self.expired_at = expired_at
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elif self.is_type(self.Type.application):
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if not self.application:
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is_valid = False
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error = _('Application not exists')
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return is_valid, error
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has_perm, actions, expired_at = app_validate_permission(
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self.user, self.application, self.system_user
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)
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if not has_perm:
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is_valid = False
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error = _('User has no permission to access application or permission expired')
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return is_valid, error
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self.actions = actions
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self.expired_at = expired_at
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return True, ''
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@lazyproperty
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def domain(self):
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if self.asset:
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return self.asset.domain
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if not self.application:
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return
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if self.application.category_remote_app:
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asset = self.application.get_remote_app_asset()
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domain = asset.domain if asset else None
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else:
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domain = self.application.domain
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return domain
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@lazyproperty
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def gateway(self):
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from assets.models import Domain
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if not self.domain:
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return
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self.domain: Domain
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return self.domain.random_gateway()
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@lazyproperty
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def remote_app(self):
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if not self.application:
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return {}
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if not self.application.category_remote_app:
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return {}
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return self.application.get_rdp_remote_app_setting()
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@lazyproperty
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def asset_or_remote_app_asset(self):
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if self.asset:
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return self.asset
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if self.application and self.application.category_remote_app:
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return self.application.get_remote_app_asset()
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@lazyproperty
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def cmd_filter_rules(self):
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from assets.models import CommandFilterRule
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kwargs = {
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'user_id': self.user.id,
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'system_user_id': self.system_user.id,
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}
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if self.asset:
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kwargs['asset_id'] = self.asset.id
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elif self.application:
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kwargs['application_id'] = self.application_id
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rules = CommandFilterRule.get_queryset(**kwargs)
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return rules
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def load_system_user_auth(self):
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if self.asset:
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self.system_user.load_asset_more_auth(self.asset.id, self.user.username, self.user.id)
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elif self.application:
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self.system_user.load_app_more_auth(self.application.id, self.user.username, self.user.id)
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class TempToken(JMSBaseModel):
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username = models.CharField(max_length=128, verbose_name=_("Username"))
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secret = models.CharField(max_length=64, verbose_name=_("Secret"))
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verified = models.BooleanField(default=False, verbose_name=_("Verified"))
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date_verified = models.DateTimeField(null=True, verbose_name=_("Date verified"))
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date_expired = models.DateTimeField(verbose_name=_("Date expired"))
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class Meta:
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verbose_name = _("Temporary token")
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@property
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def user(self):
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from users.models import User
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return User.objects.filter(username=self.username).first()
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@property
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def is_valid(self):
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not_expired = self.date_expired and self.date_expired > timezone.now()
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return not self.verified and not_expired
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class SuperConnectionToken(ConnectionToken):
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class Meta:
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proxy = True
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verbose_name = _("Super connection token")
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