perf: 修改支持客户端拉起

perf: remove print
pull/6547/head
ibuler 2021-08-02 16:18:34 +08:00 committed by 老广
parent b180a162cd
commit d93f3aca51
2 changed files with 161 additions and 116 deletions

View File

@ -1,7 +1,9 @@
# -*- coding: utf-8 -*-
#
import urllib.parse
import json
import base64
from typing import Callable
from django.conf import settings
from django.core.cache import cache
@ -9,6 +11,7 @@ from django.shortcuts import get_object_or_404
from django.http import HttpResponse
from django.utils.translation import ugettext as _
from rest_framework.response import Response
from rest_framework.request import Request
from rest_framework.viewsets import GenericViewSet
from rest_framework.decorators import action
from rest_framework.exceptions import PermissionDenied
@ -18,71 +21,32 @@ from authentication.signals import post_auth_failed, post_auth_success
from common.utils import get_logger, random_string
from common.drf.api import SerializerMixin
from common.permissions import IsSuperUserOrAppUser, IsValidUser, IsSuperUser
from orgs.mixins.api import RootOrgViewMixin
from ..serializers import (
ConnectionTokenSerializer, ConnectionTokenSecretSerializer,
RDPFileSerializer
)
logger = get_logger(__name__)
__all__ = ['UserConnectionTokenViewSet']
class UserConnectionTokenViewSet(RootOrgViewMixin, SerializerMixin, GenericViewSet):
permission_classes = (IsSuperUserOrAppUser,)
serializer_classes = {
'default': ConnectionTokenSerializer,
'get_secret_detail': ConnectionTokenSecretSerializer,
'get_rdp_file': RDPFileSerializer
}
CACHE_KEY_PREFIX = 'CONNECTION_TOKEN_{}'
class ClientProtocolMixin:
request: Request
get_serializer: Callable
create_token: Callable
@staticmethod
def check_resource_permission(user, asset, application, system_user):
from perms.utils.asset import has_asset_system_permission
from perms.utils.application import has_application_system_permission
if asset and not has_asset_system_permission(user, asset, system_user):
error = f'User not has this asset and system user permission: ' \
f'user={user.id} system_user={system_user.id} asset={asset.id}'
raise PermissionDenied(error)
if application and not has_application_system_permission(user, application, system_user):
error = f'User not has this application and system user permission: ' \
f'user={user.id} system_user={system_user.id} application={application.id}'
raise PermissionDenied(error)
return True
def get_request_resource(self, serializer):
asset = serializer.validated_data.get('asset')
application = serializer.validated_data.get('application')
system_user = serializer.validated_data['system_user']
def create_token(self, user, asset, application, system_user, ttl=5 * 60):
if not self.request.user.is_superuser and user != self.request.user:
raise PermissionDenied('Only super user can create user token')
self.check_resource_permission(user, asset, application, system_user)
token = random_string(36)
value = {
'user': str(user.id),
'username': user.username,
'system_user': str(system_user.id),
'system_user_name': system_user.name
}
user = serializer.validated_data.get('user')
if not user or not self.request.user.is_superuser:
user = self.request.user
return asset, application, system_user, user
if asset:
value.update({
'type': 'asset',
'asset': str(asset.id),
'hostname': asset.hostname,
})
elif application:
value.update({
'type': 'application',
'application': application.id,
'application_name': str(application)
})
key = self.CACHE_KEY_PREFIX.format(token)
cache.set(key, value, timeout=ttl)
return token
def create_rdp_file(self):
def get_rdp_file_content(self, serializer):
options = {
'full address:s': '',
'username:s': '',
@ -114,24 +78,15 @@ class UserConnectionTokenViewSet(RootOrgViewMixin, SerializerMixin, GenericViewS
# 'remoteapplicationname:s': 'Firefox',
# 'remoteapplicationcmdline:s': '',
}
if self.request.method == 'GET':
data = self.request.query_params
else:
data = request.data
serializer = self.get_serializer(data=data)
serializer.is_valid(raise_exception=True)
asset = serializer.validated_data.get('asset')
application = serializer.validated_data.get('application')
system_user = serializer.validated_data['system_user']
height = serializer.validated_data.get('height')
width = serializer.validated_data.get('width')
user = self.request.user
asset, application, system_user, user = self.get_request_resource(serializer)
height = self.request.query_params.get('height')
width = self.request.query_params.get('width')
token = self.create_token(user, asset, application, system_user)
address = settings.TERMINAL_RDP_ADDR
if not address or address == 'localhost:3389':
address = request.get_host().split(':')[0] + ':3389'
address = self.request.get_host().split(':')[0] + ':3389'
options['full address:s'] = address
options['username:s'] = '{}|{}'.format(user.username, token)
if system_user.ad_domain:
@ -152,30 +107,61 @@ class UserConnectionTokenViewSet(RootOrgViewMixin, SerializerMixin, GenericViewS
name = '*'
return name, content
def create(self, request, *args, **kwargs):
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
asset = serializer.validated_data.get('asset')
application = serializer.validated_data.get('application')
system_user = serializer.validated_data['system_user']
user = serializer.validated_data.get('user')
token = self.create_token(user, asset, application, system_user)
return Response({"token": token}, status=201)
@action(methods=['POST', 'GET'], detail=False, url_path='rdp/file', permission_classes=[IsValidUser])
def get_rdp_file(self, request, *args, **kwargs):
name, data = self.create_rdp_file()
if self.request.method == 'GET':
data = self.request.query_params
else:
data = self.request.data
serializer = self.get_serializer(data=data)
serializer.is_valid(raise_exception=True)
name, data = self.get_rdp_file_content(serializer)
response = HttpResponse(data, content_type='application/octet-stream')
filename = "{}-{}-jumpserver.rdp".format(self.request.user.username, name)
filename = urllib.parse.quote(filename)
response['Content-Disposition'] = 'attachment; filename*=UTF-8\'\'%s' % filename
return response
@action(methods=['POST', 'GET'], detail=False, url_path='rdp/rouse', permission_classes=[IsValidUser])
def get_rdp_rouse(self, request, *args, **kwargs):
data = self.create_rdp_file()[1]
return Response(data=dict(data=base64.b64encode(data.encode())))
def get_valid_serializer(self):
if self.request.method == 'GET':
data = self.request.query_params
else:
data = self.request.data
serializer = self.get_serializer(data=data)
serializer.is_valid(raise_exception=True)
return serializer
def get_client_protocol_data(self, serializer):
asset, application, system_user, user = self.get_request_resource(serializer)
protocol = system_user.protocol
if protocol == 'rdp':
name, config = self.get_rdp_file_content(serializer)
elif protocol == 'vnc':
raise HttpResponse(status=404, data={"error": "VNC not support"})
else:
config = 'ssh://system_user@asset@user@jumpserver-ssh'
data = {
"protocol": system_user.protocol,
"username": user.username,
"config": config
}
return data
@action(methods=['POST', 'GET'], detail=False, url_path='client-url', permission_classes=[IsValidUser])
def get_client_protocol_url(self, request, *args, **kwargs):
serializer = self.get_valid_serializer()
protocol_data = self.get_client_protocol_data(serializer)
protocol_data = base64.b64encode(json.dumps(protocol_data).encode()).decode()
data = {
'url': 'jms://{}'.format(protocol_data),
}
return Response(data=data)
class SecretDetailMixin:
valid_token: Callable
request: Request
get_serializer: Callable
@staticmethod
def _get_application_secret_detail(application):
@ -222,6 +208,100 @@ class UserConnectionTokenViewSet(RootOrgViewMixin, SerializerMixin, GenericViewS
'actions': actions,
}
@action(methods=['POST'], detail=False, permission_classes=[IsSuperUserOrAppUser], url_path='secret-info/detail')
def get_secret_detail(self, request, *args, **kwargs):
token = request.data.get('token', '')
try:
value, user, system_user, asset, app, expired_at = self.valid_token(token)
except serializers.ValidationError as e:
post_auth_failed.send(
sender=self.__class__, username='', request=self.request,
reason=_('Invalid token')
)
raise e
data = dict(user=user, system_user=system_user, expired_at=expired_at)
if asset:
asset_detail = self._get_asset_secret_detail(asset, user=user, system_user=system_user)
system_user.load_asset_more_auth(asset.id, user.username, user.id)
data['type'] = 'asset'
data.update(asset_detail)
else:
app_detail = self._get_application_secret_detail(app)
system_user.load_app_more_auth(app.id, user.id)
data['type'] = 'application'
data.update(app_detail)
self.request.session['auth_backend'] = settings.AUTH_BACKEND_AUTH_TOKEN
post_auth_success.send(sender=self.__class__, user=user, request=self.request, login_type='T')
serializer = self.get_serializer(data)
return Response(data=serializer.data, status=200)
class UserConnectionTokenViewSet(
RootOrgViewMixin, SerializerMixin, ClientProtocolMixin,
SecretDetailMixin, GenericViewSet
):
permission_classes = (IsSuperUserOrAppUser,)
serializer_classes = {
'default': ConnectionTokenSerializer,
'get_secret_detail': ConnectionTokenSecretSerializer,
}
CACHE_KEY_PREFIX = 'CONNECTION_TOKEN_{}'
@staticmethod
def check_resource_permission(user, asset, application, system_user):
from perms.utils.asset import has_asset_system_permission
from perms.utils.application import has_application_system_permission
if asset and not has_asset_system_permission(user, asset, system_user):
error = f'User not has this asset and system user permission: ' \
f'user={user.id} system_user={system_user.id} asset={asset.id}'
raise PermissionDenied(error)
if application and not has_application_system_permission(user, application, system_user):
error = f'User not has this application and system user permission: ' \
f'user={user.id} system_user={system_user.id} application={application.id}'
raise PermissionDenied(error)
return True
def create_token(self, user, asset, application, system_user, ttl=5 * 60):
if not self.request.user.is_superuser and user != self.request.user:
raise PermissionDenied('Only super user can create user token')
self.check_resource_permission(user, asset, application, system_user)
token = random_string(36)
value = {
'user': str(user.id),
'username': user.username,
'system_user': str(system_user.id),
'system_user_name': system_user.name
}
if asset:
value.update({
'type': 'asset',
'asset': str(asset.id),
'hostname': asset.hostname,
})
elif application:
value.update({
'type': 'application',
'application': application.id,
'application_name': str(application)
})
key = self.CACHE_KEY_PREFIX.format(token)
cache.set(key, value, timeout=ttl)
return token
def create(self, request, *args, **kwargs):
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
asset, application, system_user, user = self.get_request_resource(serializer)
token = self.create_token(user, asset, application, system_user)
return Response({"token": token}, status=201)
def valid_token(self, token):
from users.models import User
from assets.models import SystemUser, Asset
@ -254,39 +334,8 @@ class UserConnectionTokenViewSet(RootOrgViewMixin, SerializerMixin, GenericViewS
if not has_perm:
raise serializers.ValidationError('Permission expired or invalid')
return value, user, system_user, asset, app, expired_at
@action(methods=['POST'], detail=False, permission_classes=[IsSuperUserOrAppUser], url_path='secret-info/detail')
def get_secret_detail(self, request, *args, **kwargs):
token = request.data.get('token', '')
try:
value, user, system_user, asset, app, expired_at = self.valid_token(token)
except serializers.ValidationError as e:
post_auth_failed.send(
sender=self.__class__, username='', request=self.request,
reason=_('Invalid token')
)
raise e
data = dict(user=user, system_user=system_user, expired_at=expired_at)
if asset:
asset_detail = self._get_asset_secret_detail(asset, user=user, system_user=system_user)
system_user.load_asset_more_auth(asset.id, user.username, user.id)
data['type'] = 'asset'
data.update(asset_detail)
else:
app_detail = self._get_application_secret_detail(app)
system_user.load_app_more_auth(app.id, user.id)
data['type'] = 'application'
data.update(app_detail)
self.request.session['auth_backend'] = settings.AUTH_BACKEND_AUTH_TOKEN
post_auth_success.send(sender=self.__class__, user=user, request=self.request, login_type='T')
serializer = self.get_serializer(data)
return Response(data=serializer.data, status=200)
def get_permissions(self):
if self.action in ["create", "get_rdp_file"]:
if self.request.data.get('user', None):

View File

@ -198,7 +198,3 @@ class ConnectionTokenSecretSerializer(serializers.Serializer):
actions = ActionsField()
expired_at = serializers.IntegerField()
class RDPFileSerializer(ConnectionTokenSerializer):
width = serializers.IntegerField(allow_null=True, max_value=3112, min_value=100, required=False)
height = serializers.IntegerField(allow_null=True, max_value=4096, min_value=100, required=False)