mirror of https://github.com/jumpserver/jumpserver
120 lines
4.6 KiB
Python
120 lines
4.6 KiB
Python
import os.path
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import shutil
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import zipfile
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from typing import Callable
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from django.conf import settings
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from django.core.files.storage import default_storage
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from django.http import HttpResponse
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from django.shortcuts import get_object_or_404
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from django.utils.translation import gettext as _
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from rest_framework import viewsets
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from rest_framework.decorators import action
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from rest_framework.request import Request
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from rest_framework.response import Response
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from rest_framework.serializers import ValidationError
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from common.api import JMSBulkModelViewSet
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from common.serializers import FileSerializer
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from common.utils import is_uuid
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from terminal import serializers
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from terminal.models import AppletPublication, Applet
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__all__ = ['AppletViewSet', 'AppletPublicationViewSet']
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class DownloadUploadMixin:
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get_serializer: Callable
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request: Request
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get_object: Callable
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def extract_and_check_file(self, request):
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serializer = self.get_serializer(data=self.request.data)
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serializer.is_valid(raise_exception=True)
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file = serializer.validated_data['file']
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save_to = 'applets/{}'.format(file.name + '.tmp.zip')
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if default_storage.exists(save_to):
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default_storage.delete(save_to)
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rel_path = default_storage.save(save_to, file)
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path = default_storage.path(rel_path)
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extract_to = default_storage.path('applets/{}.tmp'.format(file.name))
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if os.path.exists(extract_to):
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shutil.rmtree(extract_to)
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try:
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with zipfile.ZipFile(path) as zp:
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if zp.testzip() is not None:
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raise ValidationError({'error': _('Invalid zip file')})
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zp.extractall(extract_to)
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except RuntimeError as e:
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raise ValidationError({'error': _('Invalid zip file') + ': {}'.format(e)})
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tmp_dir = os.path.join(extract_to, file.name.replace('.zip', ''))
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manifest = Applet.validate_pkg(tmp_dir)
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return manifest, tmp_dir
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@action(detail=False, methods=['post'], serializer_class=FileSerializer)
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def upload(self, request, *args, **kwargs):
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manifest, tmp_dir = self.extract_and_check_file(request)
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name = manifest['name']
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update = request.query_params.get('update')
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is_enterprise = manifest.get('edition') == Applet.Edition.enterprise
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if is_enterprise and not settings.XPACK_ENABLED:
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raise ValidationError({'error': _('This is enterprise edition applet')})
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instance = Applet.objects.filter(name=name).first()
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if instance and not update:
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return Response({'error': 'Applet already exists: {}'.format(name)}, status=400)
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applet, serializer = Applet.install_from_dir(tmp_dir, builtin=False)
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return Response(serializer.data, status=201)
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@action(detail=True, methods=['get'])
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def download(self, request, *args, **kwargs):
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instance = self.get_object()
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if instance.builtin:
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path = os.path.join(settings.APPS_DIR, 'terminal', 'applets', instance.name)
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else:
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path = default_storage.path('applets/{}'.format(instance.name))
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zip_path = shutil.make_archive(path, 'zip', path)
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with open(zip_path, 'rb') as f:
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response = HttpResponse(f.read(), status=200, content_type='application/octet-stream')
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response['Content-Disposition'] = 'attachment; filename*=UTF-8\'\'{}.zip'.format(instance.name)
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os.unlink(zip_path)
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return response
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class AppletViewSet(DownloadUploadMixin, JMSBulkModelViewSet):
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queryset = Applet.objects.all()
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serializer_class = serializers.AppletSerializer
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filterset_fields = ['name', 'version', 'builtin', 'is_active']
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search_fields = ['name', 'display_name', 'author']
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rbac_perms = {
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'upload': 'terminal.add_applet',
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'download': 'terminal.view_applet',
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}
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def get_object(self):
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pk = self.kwargs.get('pk')
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if not is_uuid(pk):
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return get_object_or_404(Applet, name=pk)
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else:
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return get_object_or_404(Applet, pk=pk)
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def perform_destroy(self, instance):
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if not instance.name:
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raise ValidationError('Applet is not null')
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path = default_storage.path('applets/{}'.format(instance.name))
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if os.path.exists(path):
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shutil.rmtree(path)
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instance.delete()
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class AppletPublicationViewSet(viewsets.ModelViewSet):
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queryset = AppletPublication.objects.all()
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serializer_class = serializers.AppletPublicationSerializer
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filterset_fields = ['host', 'applet', 'status']
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search_fields = ['applet__name', 'applet__display_name', 'host__name']
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