jumpserver/apps/perms/models/base.py

158 lines
4.8 KiB
Python

# coding: utf-8
#
import uuid
from django.utils.translation import ugettext_lazy as _
from django.db import models
from django.db.models import Q
from django.utils import timezone
from orgs.mixins.models import OrgModelMixin
from common.db.models import UnionQuerySet, BitOperationChoice
from common.utils import date_expired_default, lazyproperty
from orgs.mixins.models import OrgManager
__all__ = [
'BasePermission', 'BasePermissionQuerySet', 'Action'
]
class BasePermissionQuerySet(models.QuerySet):
def active(self):
return self.filter(is_active=True)
def valid(self):
return self.active().filter(date_start__lt=timezone.now()) \
.filter(date_expired__gt=timezone.now())
def inactive(self):
return self.filter(is_active=False)
def invalid(self):
now = timezone.now()
q = (Q(is_active=False) | Q(date_start__gt=now) | Q(date_expired__lt=now))
return self.filter(q)
class BasePermissionManager(OrgManager):
def valid(self):
return self.get_queryset().valid()
class Action(BitOperationChoice):
ALL = 0xff
CONNECT = 0b1
UPLOAD = 0b1 << 1
DOWNLOAD = 0b1 << 2
CLIPBOARD_COPY = 0b1 << 3
CLIPBOARD_PASTE = 0b1 << 4
UPDOWNLOAD = UPLOAD | DOWNLOAD
CLIPBOARD_COPY_PASTE = CLIPBOARD_COPY | CLIPBOARD_PASTE
DB_CHOICES = (
(ALL, _('All')),
(CONNECT, _('Connect')),
(UPLOAD, _('Upload file')),
(DOWNLOAD, _('Download file')),
(UPDOWNLOAD, _("Upload download")),
(CLIPBOARD_COPY, _('Clipboard copy')),
(CLIPBOARD_PASTE, _('Clipboard paste')),
(CLIPBOARD_COPY_PASTE, _('Clipboard copy paste'))
)
NAME_MAP = {
ALL: "all",
CONNECT: "connect",
UPLOAD: "upload_file",
DOWNLOAD: "download_file",
UPDOWNLOAD: "updownload",
CLIPBOARD_COPY: 'clipboard_copy',
CLIPBOARD_PASTE: 'clipboard_paste',
CLIPBOARD_COPY_PASTE: 'clipboard_copy_paste'
}
NAME_MAP_REVERSE = {v: k for k, v in NAME_MAP.items()}
CHOICES = []
for i, j in DB_CHOICES:
CHOICES.append((NAME_MAP[i], j))
class BasePermission(OrgModelMixin):
id = models.UUIDField(default=uuid.uuid4, primary_key=True)
name = models.CharField(max_length=128, verbose_name=_('Name'))
users = models.ManyToManyField('users.User', blank=True, verbose_name=_("User"), related_name='%(class)ss')
user_groups = models.ManyToManyField(
'users.UserGroup', blank=True, verbose_name=_("User group"), related_name='%(class)ss')
actions = models.IntegerField(choices=Action.DB_CHOICES, default=Action.ALL, verbose_name=_("Actions"))
is_active = models.BooleanField(default=True, verbose_name=_('Active'))
date_start = models.DateTimeField(default=timezone.now, db_index=True, verbose_name=_("Date start"))
date_expired = models.DateTimeField(default=date_expired_default, db_index=True, verbose_name=_('Date expired'))
created_by = models.CharField(max_length=128, blank=True, verbose_name=_('Created by'))
date_created = models.DateTimeField(auto_now_add=True, verbose_name=_('Date created'))
comment = models.TextField(verbose_name=_('Comment'), blank=True)
from_ticket = models.BooleanField(default=False, verbose_name=_('From ticket'))
objects = BasePermissionManager.from_queryset(BasePermissionQuerySet)()
class Meta:
abstract = True
def __str__(self):
return self.name
@property
def id_str(self):
return str(self.id)
@property
def is_expired(self):
if self.date_expired > timezone.now() > self.date_start:
return False
return True
@property
def is_valid(self):
if not self.is_expired and self.is_active:
return True
return False
@property
def all_users(self):
from users.models import User
users_query = self._meta.get_field('users').related_query_name()
user_groups_query = self._meta.get_field('user_groups').related_query_name()
users_q = Q(**{
f'{users_query}': self
})
user_groups_q = Q(**{
f'groups__{user_groups_query}': self
})
return User.objects.filter(users_q | user_groups_q).distinct()
def get_all_users(self):
from users.models import User
user_ids = self.users.all().values_list('id', flat=True)
group_ids = self.user_groups.all().values_list('id', flat=True)
user_ids = list(user_ids)
group_ids = list(group_ids)
qs1 = User.objects.filter(id__in=user_ids).distinct()
qs2 = User.objects.filter(groups__id__in=group_ids).distinct()
qs = UnionQuerySet(qs1, qs2)
return qs
@lazyproperty
def users_amount(self):
return self.users.count()
@lazyproperty
def user_groups_amount(self):
return self.user_groups.count()