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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
import logging
import uuid
from django.core.cache import cache
from django.db import models
from django.utils.translation import ugettext_lazy as _
from common.utils import get_signer
from ..const import SYSTEM_USER_CONN_CACHE_KEY
from .base import AssetUser
__all__ = ['AdminUser', 'SystemUser',]
logger = logging.getLogger(__name__)
signer = get_signer()
class AdminUser(AssetUser):
"""
A privileged user that ansible can use it to push system user and so on
"""
BECOME_METHOD_CHOICES = (
('sudo', 'sudo'),
('su', 'su'),
)
become = models.BooleanField(default=True)
become_method = models.CharField(choices=BECOME_METHOD_CHOICES, default='sudo', max_length=4)
become_user = models.CharField(default='root', max_length=64)
_become_pass = models.CharField(default='', max_length=128)
def __str__(self):
return self.name
@property
def become_pass(self):
password = signer.unsign(self._become_pass)
if password:
return password
else:
return ""
@become_pass.setter
def become_pass(self, password):
self._become_pass = signer.sign(password)
@property
def become_info(self):
if self.become:
info = {
"method": self.become_method,
"user": self.become_user,
"pass": self.become_pass,
}
else:
info = None
return info
def get_related_assets(self):
assets = self.asset_set.all()
return assets
@property
def assets_amount(self):
return self.get_related_assets().count()
class Meta:
ordering = ['name']
verbose_name = _("Admin user")
@classmethod
def generate_fake(cls, count=10):
from random import seed
import forgery_py
from django.db import IntegrityError
seed()
for i in range(count):
obj = cls(name=forgery_py.name.full_name(),
username=forgery_py.internet.user_name(),
password=forgery_py.lorem_ipsum.word(),
comment=forgery_py.lorem_ipsum.sentence(),
created_by='Fake')
try:
obj.save()
logger.debug('Generate fake asset group: %s' % obj.name)
except IntegrityError:
print('Error continue')
continue
class SystemUser(AssetUser):
SSH_PROTOCOL = 'ssh'
RDP_PROTOCOL = 'rdp'
PROTOCOL_CHOICES = (
(SSH_PROTOCOL, 'ssh'),
(RDP_PROTOCOL, 'rdp'),
)
nodes = models.ManyToManyField('assets.Node', blank=True, verbose_name=_("Nodes"))
assets = models.ManyToManyField('assets.Asset', blank=True, verbose_name=_("Assets"))
priority = models.IntegerField(default=10, verbose_name=_("Priority"))
protocol = models.CharField(max_length=16, choices=PROTOCOL_CHOICES, default='ssh', verbose_name=_('Protocol'))
auto_push = models.BooleanField(default=True, verbose_name=_('Auto push'))
sudo = models.TextField(default='/bin/whoami', verbose_name=_('Sudo'))
shell = models.CharField(max_length=64, default='/bin/bash', verbose_name=_('Shell'))
def __str__(self):
return '{0.name}({0.username})'.format(self)
def to_json(self):
return {
'id': self.id,
'name': self.name,
'username': self.username,
'protocol': self.protocol,
'priority': self.priority,
'auto_push': self.auto_push,
}
def get_assets(self):
assets = set(self.assets.all())
return assets
@property
def assets_connective(self):
_result = cache.get(SYSTEM_USER_CONN_CACHE_KEY.format(self.name), {})
return _result
@property
def unreachable_assets(self):
return list(self.assets_connective.get('dark', {}).keys())
@property
def reachable_assets(self):
return self.assets_connective.get('contacted', [])
def is_need_push(self):
if self.auto_push and self.protocol == self.__class__.SSH_PROTOCOL:
return True
else:
return False
class Meta:
ordering = ['name']
verbose_name = _("System user")
@classmethod
def generate_fake(cls, count=10):
from random import seed
import forgery_py
from django.db import IntegrityError
seed()
for i in range(count):
obj = cls(name=forgery_py.name.full_name(),
username=forgery_py.internet.user_name(),
password=forgery_py.lorem_ipsum.word(),
comment=forgery_py.lorem_ipsum.sentence(),
created_by='Fake')
try:
obj.save()
logger.debug('Generate fake asset group: %s' % obj.name)
except IntegrityError:
print('Error continue')
continue