mirror of https://github.com/jumpserver/jumpserver
154 lines
4.8 KiB
Python
154 lines
4.8 KiB
Python
from typing import Callable
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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 django.template.loader import render_to_string
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from users.models import User
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from common.utils import get_logger, reverse
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from notifications.notifications import SystemMessage
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from terminal.models import Session, Command
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from notifications.models import SystemMsgSubscription
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from notifications.backends import BACKEND
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from common.utils import lazyproperty
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from common.utils.timezone import local_now_display
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logger = get_logger(__name__)
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__all__ = ('CommandAlertMessage', 'CommandExecutionAlert')
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CATEGORY = 'terminal'
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CATEGORY_LABEL = _('Sessions')
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class CommandAlertMixin:
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command: dict
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_get_message: Callable
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message_type_label: str
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@lazyproperty
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def subject(self):
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_input = self.command['input']
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if isinstance(_input, str):
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_input = _input.replace('\r\n', ' ').replace('\r', ' ').replace('\n', ' ')
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subject = self.message_type_label + "%(cmd)s" % {
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'cmd': _input
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}
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return subject
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@classmethod
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def post_insert_to_db(cls, subscription: SystemMsgSubscription):
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"""
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兼容操作，试图用 `settings.SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER` 的邮件地址
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assets_systemuser_assets找到用户，把用户设置为默认接收者
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"""
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from settings.models import Setting
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db_setting = Setting.objects.filter(
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name='SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER'
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).first()
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if db_setting:
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emails = db_setting.value
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else:
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emails = settings.SECURITY_INSECURE_COMMAND_EMAIL_RECEIVER
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emails = emails.split(',')
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emails = [email.strip().strip('"') for email in emails]
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users = User.objects.filter(email__in=emails)
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if users:
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subscription.users.add(*users)
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subscription.receive_backends = [BACKEND.EMAIL]
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subscription.save()
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class CommandAlertMessage(CommandAlertMixin, SystemMessage):
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category = CATEGORY
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category_label = CATEGORY_LABEL
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message_type_label = _('Danger command alert')
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def __init__(self, command):
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self.command = command
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@classmethod
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def gen_test_msg(cls):
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command = Command.objects.first().to_dict()
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command['session'] = Session.objects.first().id
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return cls(command)
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def get_html_msg(self) -> dict:
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command = self.command
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session_detail_url = reverse(
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'api-terminal:session-detail', kwargs={'pk': command['session']},
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external=True, api_to_ui=True
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) + '?oid={}'.format(self.command['org_id'])
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session_detail_url = session_detail_url.replace(
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'/terminal/sessions/', '/audit/sessions/sessions/'
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)
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level = Command.get_risk_level_str(command['risk_level'])
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items = {
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_("Asset"): command['asset'],
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_("User"): command['user'],
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_("Level"): level,
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_("Date"): local_now_display(),
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}
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context = {
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'items': items,
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'session_url': session_detail_url,
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"command": command['input'],
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}
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message = render_to_string('terminal/_msg_command_alert.html', context)
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return {
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'subject': self.subject,
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'message': message
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}
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class CommandExecutionAlert(CommandAlertMixin, SystemMessage):
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category = CATEGORY
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category_label = CATEGORY_LABEL
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message_type_label = _('Batch danger command alert')
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def __init__(self, command):
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self.command = command
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@classmethod
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def gen_test_msg(cls):
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from assets.models import Asset
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from users.models import User
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cmd = {
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'input': 'ifconfig eth0',
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'assets': Asset.objects.all()[:10],
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'user': str(User.objects.first()),
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'risk_level': 5,
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}
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return cls(cmd)
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def get_html_msg(self) -> dict:
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command = self.command
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assets_with_url = []
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for asset in command['assets']:
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url = reverse(
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'assets:asset-detail', kwargs={'pk': asset.id},
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api_to_ui=True, external=True
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) + '?oid={}'.format(asset.org_id)
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assets_with_url.append([asset, url])
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level = Command.get_risk_level_str(command['risk_level'])
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items = {
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_("User"): command['user'],
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_("Level"): level,
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_("Date"): local_now_display(),
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}
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context = {
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'items': items,
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'assets_with_url': assets_with_url,
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'command': command['input'],
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}
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message = render_to_string('terminal/_msg_command_execute_alert.html', context)
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return {
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'subject': self.subject,
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'message': message
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}
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