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# ~*~ coding: utf-8 ~*~
#
from __future__ import unicode_literals
import base64
import logging
import uuid
import requests
import ipaddress
from django.conf import settings
from django.contrib.auth.mixins import UserPassesTestMixin
from django.contrib.auth import authenticate, login as auth_login
from django.utils.translation import ugettext as _
from django.core.cache import cache
from common.tasks import send_mail_async
from common.utils import reverse, get_object_or_none
from .models import User, LoginLog
logger = logging.getLogger('jumpserver')
class AdminUserRequiredMixin(UserPassesTestMixin):
def test_func(self):
if not self.request.user.is_authenticated:
return False
elif not self.request.user.is_superuser:
self.raise_exception = True
return False
return True
def send_user_created_mail(user):
subject = _('Create account successfully')
recipient_list = [user.email]
message = _("""
Hello %(name)s:
</br>
Your account has been created successfully
</br>
<a href="%(rest_password_url)s?token=%(rest_password_token)s">click here to set your password</a>
</br>
This link is valid for 1 hour. After it expires, <a href="%(forget_password_url)s?email=%(email)s">request new one</a>
</br>
---
</br>
<a href="%(login_url)s">Login direct</a>
</br>
""") % {
'name': user.name,
'rest_password_url': reverse('users:reset-password', external=True),
'rest_password_token': user.generate_reset_token(),
'forget_password_url': reverse('users:forgot-password', external=True),
'email': user.email,
'login_url': reverse('users:login', external=True),
}
if settings.DEBUG:
print(message)
send_mail_async.delay(subject, message, recipient_list, html_message=message)
def send_reset_password_mail(user):
subject = _('Reset password')
recipient_list = [user.email]
message = _("""
Hello %(name)s:
</br>
Please click the link below to reset your password, if not your request, concern your account security
</br>
<a href="%(rest_password_url)s?token=%(rest_password_token)s">Click here reset password</a>
</br>
This link is valid for 1 hour. After it expires, <a href="%(forget_password_url)s?email=%(email)s">request new one</a>
</br>
---
</br>
<a href="%(login_url)s">Login direct</a>
</br>
""") % {
'name': user.name,
'rest_password_url': reverse('users:reset-password', external=True),
'rest_password_token': user.generate_reset_token(),
'forget_password_url': reverse('users:forgot-password', external=True),
'email': user.email,
'login_url': reverse('users:login', external=True),
}
if settings.DEBUG:
logger.debug(message)
send_mail_async.delay(subject, message, recipient_list, html_message=message)
def send_reset_ssh_key_mail(user):
subject = _('SSH Key Reset')
recipient_list = [user.email]
message = _("""
Hello %(name)s:
</br>
Your ssh public key has been reset by site administrator.
Please login and reset your ssh public key.
</br>
<a href="%(login_url)s">Login direct</a>
</br>
""") % {
'name': user.name,
'login_url': reverse('users:login', external=True),
}
if settings.DEBUG:
logger.debug(message)
send_mail_async.delay(subject, message, recipient_list, html_message=message)
def check_user_valid(**kwargs):
password = kwargs.pop('password', None)
public_key = kwargs.pop('public_key', None)
email = kwargs.pop('email', None)
username = kwargs.pop('username', None)
if username:
user = get_object_or_none(User, username=username)
elif email:
user = get_object_or_none(User, email=email)
else:
user = None
if user is None:
return None, _('User not exist')
elif not user.is_valid:
return None, _('Disabled or expired')
if password and authenticate(username=username, password=password):
return user, ''
if public_key and user.public_key:
public_key_saved = user.public_key.split()
if len(public_key_saved) == 1:
if public_key == public_key_saved[0]:
return user, ''
elif len(public_key_saved) > 1:
if public_key == public_key_saved[1]:
return user, ''
return None, _('Password or SSH public key invalid')
def refresh_token(token, user, expiration=settings.CONFIG.TOKEN_EXPIRATION or 3600):
cache.set(token, user.id, expiration)
def generate_token(request, user):
expiration = settings.CONFIG.TOKEN_EXPIRATION or 3600
remote_addr = request.META.get('REMOTE_ADDR', '')
if not isinstance(remote_addr, bytes):
remote_addr = remote_addr.encode("utf-8")
remote_addr = base64.b16encode(remote_addr) #.replace(b'=', '')
token = cache.get('%s_%s' % (user.id, remote_addr))
if not token:
token = uuid.uuid4().hex
cache.set(token, user.id, expiration)
cache.set('%s_%s' % (user.id, remote_addr), token, expiration)
return token
def validate_ip(ip):
try:
ipaddress.ip_address(ip)
return True
except ValueError:
pass
return False
def write_login_log(username, type='', ip='', user_agent=''):
if not (ip and validate_ip(ip)):
ip = '0.0.0.0'
city = get_ip_city(ip)
LoginLog.objects.create(
username=username, type=type,
ip=ip, city=city, user_agent=user_agent
)
def get_ip_city(ip, timeout=10):
# Taobao ip api: http://ip.taobao.com//service/getIpInfo.php?ip=8.8.8.8
# Sina ip api: http://int.dpool.sina.com.cn/iplookup/iplookup.php?ip=8.8.8.8&format=json
url = 'http://int.dpool.sina.com.cn/iplookup/iplookup.php?ip=%s&format=json' % ip
try:
r = requests.get(url, timeout=timeout)
except requests.Timeout:
r = None
city = 'Unknown'
if r and r.status_code == 200:
try:
data = r.json()
if not isinstance(data, int) and data['ret'] == 1:
city = data['country'] + ' ' + data['city']
except ValueError:
pass
return city