jumpserver/apps/audits/signals_handler.py

144 lines
4.6 KiB
Python

# -*- coding: utf-8 -*-
#
from django.db.models.signals import post_save, post_delete
from django.dispatch import receiver
from django.db import transaction
from django.utils import timezone
from rest_framework.renderers import JSONRenderer
from rest_framework.request import Request
from jumpserver.utils import current_request
from common.utils import get_request_ip, get_logger, get_syslogger
from users.models import User
from users.signals import post_user_change_password
from authentication.signals import post_auth_failed, post_auth_success
from terminal.models import Session, Command
from common.utils.encode import model_to_json
from .utils import write_login_log
from . import models
logger = get_logger(__name__)
sys_logger = get_syslogger(__name__)
json_render = JSONRenderer()
MODELS_NEED_RECORD = (
'User', 'UserGroup', 'Asset', 'Node', 'AdminUser', 'SystemUser',
'Domain', 'Gateway', 'Organization', 'AssetPermission', 'CommandFilter',
'CommandFilterRule', 'License', 'Setting', 'Account', 'SyncInstanceTask',
'Platform', 'ChangeAuthPlan', 'GatherUserTask',
'RemoteApp', 'RemoteAppPermission', 'DatabaseApp', 'DatabaseAppPermission',
)
def create_operate_log(action, sender, resource):
user = current_request.user if current_request else None
if not user or not user.is_authenticated:
return
model_name = sender._meta.object_name
if model_name not in MODELS_NEED_RECORD:
return
resource_type = sender._meta.verbose_name
remote_addr = get_request_ip(current_request)
data = {
"user": str(user), 'action': action, 'resource_type': resource_type,
'resource': str(resource), 'remote_addr': remote_addr,
}
with transaction.atomic():
try:
models.OperateLog.objects.create(**data)
except Exception as e:
logger.error("Create operate log error: {}".format(e))
@receiver(post_save)
def on_object_created_or_update(sender, instance=None, created=False, update_fields=None, **kwargs):
if instance._meta.object_name == 'User' and \
update_fields and 'last_login' in update_fields:
return
if created:
action = models.OperateLog.ACTION_CREATE
else:
action = models.OperateLog.ACTION_UPDATE
create_operate_log(action, sender, instance)
@receiver(post_delete)
def on_object_delete(sender, instance=None, **kwargs):
create_operate_log(models.OperateLog.ACTION_DELETE, sender, instance)
@receiver(post_user_change_password, sender=User)
def on_user_change_password(sender, user=None, **kwargs):
if not current_request:
remote_addr = '127.0.0.1'
change_by = 'System'
else:
remote_addr = get_request_ip(current_request)
if not current_request.user.is_authenticated:
change_by = str(user)
else:
change_by = str(current_request.user)
with transaction.atomic():
models.PasswordChangeLog.objects.create(
user=str(user), change_by=change_by,
remote_addr=remote_addr,
)
def on_audits_log_create(sender, instance=None, **kwargs):
if sender == models.UserLoginLog:
category = "login_log"
elif sender == models.FTPLog:
category = "ftp_log"
elif sender == models.OperateLog:
category = "operation_log"
elif sender == models.PasswordChangeLog:
category = "password_change_log"
elif sender == Session:
category = "host_session_log"
elif sender == Command:
category = "session_command_log"
else:
return
data = model_to_json(instance, indent=None)
msg = "{} - {}".format(category, data)
sys_logger.info(msg)
def generate_data(username, request):
user_agent = request.META.get('HTTP_USER_AGENT', '')
login_ip = get_request_ip(request) or '0.0.0.0'
if isinstance(request, Request):
login_type = request.META.get('HTTP_X_JMS_LOGIN_TYPE', '')
else:
login_type = 'W'
data = {
'username': username,
'ip': login_ip,
'type': login_type,
'user_agent': user_agent,
'datetime': timezone.now()
}
return data
@receiver(post_auth_success)
def on_user_auth_success(sender, user, request, **kwargs):
logger.debug('User login success: {}'.format(user.username))
data = generate_data(user.username, request)
data.update({'mfa': int(user.mfa_enabled), 'status': True})
write_login_log(**data)
@receiver(post_auth_failed)
def on_user_auth_failed(sender, username, request, reason, **kwargs):
logger.debug('User login failed: {}'.format(username))
data = generate_data(username, request)
data.update({'reason': reason, 'status': False})
write_login_log(**data)