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# Copyright (c) 2017-2018 VMware, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
import json
import random
import string
import sys
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView
from vio.pub.msapi import extsys
from vio.pub.vim.vimapi.glance import OperateImage
from vio.swagger import image_utils
from vio.pub.exceptions import VimDriverVioException
class GetDeleteImageView(APIView):
def get(self, request, vimid, tenantid, imageid):
if vimid == "vmware_fake":
return Response(data={
"vimid": vimid,
"vimName": vimid,
"tenantId": tenantid,
"status": "active",
"name": "ubuntu-16.04-server-cloudimg-amd64",
"visibility": "public",
"id": "170641db-78cd-49a3-8bab-4cfa3d6ef131",
"size": 10737418240,
"imageType": "vmdk",
"containerFormat": "bare"
}, status=status.HTTP_200_OK)
try:
vim_info = extsys.get_vim_by_id(vimid)
vim_info['tenant'] = tenantid
except VimDriverVioException as e:
return Response(data={'error': str(e)}, status=e.status_code)
image_op = OperateImage.OperateImage(vim_info)
try:
image = image_op.get_vim_image(imageid)
vim_rsp = image_utils.vim_formatter(vim_info, tenantid)
rsp = image_utils.image_formatter(image)
rsp.update(vim_rsp)
return Response(data=rsp, status=status.HTTP_200_OK)
except Exception as e:
if hasattr(e, "http_status"):
return Response(data={'error': str(e)}, status=e.http_status)
else:
return Response(data={'error': str(e)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
def delete(self, request, vimid, tenantid, imageid):
try:
vim_info = extsys.get_vim_by_id(vimid)
vim_info['tenant'] = tenantid
except VimDriverVioException as e:
return Response(data={'error': str(e)}, status=e.status_code)
image_op = OperateImage.OperateImage(vim_info)
try:
image_op.delete_vim_image(imageid)
return Response(status=status.HTTP_204_NO_CONTENT)
except Exception as e:
if hasattr(e, "http_status"):
return Response(data={'error': str(e)}, status=e.http_status)
else:
return Response(data={'error': str(e)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
class GetDeleteImageViewV1(GetDeleteImageView):
def get(self, request, cloud_owner, cloud_region, tenantid, imageid):
return super(GetDeleteImageViewV1, self).get(
request, cloud_owner + '_' + cloud_region, tenantid, imageid)
def delete(self, request, cloud_owner, cloud_region, tenantid, imageid):
return super(GetDeleteImageViewV1, self).delete(
request, cloud_owner + '_' + cloud_region, tenantid, imageid)
class CreateListImagesView(APIView):
def get(self, request, vimid, tenantid):
try:
vim_info = extsys.get_vim_by_id(vimid)
vim_info['tenant'] = tenantid
except VimDriverVioException as e:
return Response(data={'error': str(e)}, status=e.status_code)
query_data = dict(request.query_params)
image_instance = OperateImage.OperateImage(vim_info)
try:
images = image_instance.get_vim_images(**query_data)
rsp = {}
rsp['images'] = []
vim_rsp = image_utils.vim_formatter(vim_info, tenantid)
for image in images:
rsp['images'].append(image_utils.image_formatter(image))
rsp.update(vim_rsp)
return Response(data=rsp, status=status.HTTP_200_OK)
except Exception as e:
if hasattr(e, "http_status"):
return Response(data={'error': str(e)}, status=e.http_status)
else:
return Response(data={'error': str(e)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
def post(self, request, vimid, tenantid):
try:
vim_info = extsys.get_vim_by_id(vimid)
vim_info['tenant'] = tenantid
except VimDriverVioException as e:
return Response(data={'error': str(e)}, status=e.status_code)
try:
req_body = json.loads(request.body)
except Exception:
return Response(data={'error': 'Fail to decode request body.'},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
vim_rsp = image_utils.vim_formatter(vim_info, tenantid)
image_instance = OperateImage.OperateImage(vim_info)
try:
images = image_instance.get_vim_images()
for image in images:
if image.name == req_body.get('name'):
image_info = image_instance.get_vim_image(image.id)
rsp = image_utils.image_formatter(image_info)
rsp['returnCode'] = '0'
rsp.update(vim_rsp)
return Response(data=rsp, status=status.HTTP_200_OK)
param = image_utils.req_body_formatter(req_body)
image = image_instance.create_vim_image(vimid, tenantid,
imagePath=req_body.get(
'imagePath'),
**param)
rsp = image_utils.image_formatter(image)
rsp.update(vim_rsp)
rsp['returnCode'] = '1'
return Response(data=rsp, status=status.HTTP_201_CREATED)
except Exception as e:
if hasattr(e, "http_status"):
return Response(data={'error': str(e)}, status=e.http_status)
else:
return Response(data={'error': str(e)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
class CreateListImagesViewV1(CreateListImagesView):
def get(self, request, cloud_owner, cloud_region, tenantid):
return super(CreateListImagesViewV1, self).get(
request, cloud_owner + '_' + cloud_region, tenantid)
def post(self, request, cloud_owner, cloud_region, tenantid):
return super(CreateListImagesViewV1, self).post(
request, cloud_owner + '_' + cloud_region, tenantid)
class CreateImageFileView(APIView):
def post(self, request, vimid, tenantid):
try:
vim_info = extsys.get_vim_by_id(vimid)
vim_info['tenant'] = tenantid
except VimDriverVioException as e:
return Response(data={'error': str(e)}, status=e.status_code)
vim_rsp = image_utils.vim_formatter(vim_info, tenantid)
image_instance = OperateImage.OperateImage(vim_info)
try:
image_file = request.FILES['file']
random_name = ''.join(
random.sample(string.ascii_letters + string.digits, 4))
file_name = image_file.name[:image_file.name.rfind('.')] + \
"_" + random_name + image_file.name[
image_file.name.find('.'):]
file_dest = sys.path[0] + '/images/' + file_name
with open(file_dest, 'wb+') as temp_file:
for chunk in image_file.chunks():
temp_file.write(chunk)
temp_file.close()
image_type = image_file.name[image_file.name.find('.') + 1:]
except Exception as e:
return Response(data={'error': str(e)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
try:
image = image_instance.create_vim_image_file(
vimid, tenantid,
file_name[:file_name.rfind('.')],
file_dest,
image_type)
rsp = image_utils.image_formatter(image)
rsp.update(vim_rsp)
rsp['returnCode'] = '1'
return Response(data={'status': rsp},
status=status.HTTP_201_CREATED)
except Exception as e:
if hasattr(e, "http_status"):
return Response(data={'error': str(e)}, status=e.http_status)
else:
return Response(data={'error': str(e)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
class CreateImageFileViewV1(CreateImageFileView):
def post(self, request, cloud_owner, cloud_region, tenantid):
return super(CreateImageFileViewV1, self).post(
request, cloud_owner + '_' + cloud_region, tenantid)
class GetImageFileView(APIView):
def post(self, request, vimid, tenantid, imageid):
try:
vim_info = extsys.get_vim_by_id(vimid)
vim_info['tenant'] = tenantid
except VimDriverVioException as e:
return Response(data={'error': str(e)}, status=e.status_code)
try:
req_body = json.loads(request.body)
except Exception:
return Response(data={'error': 'Fail to decode request body.'},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
vim_rsp = image_utils.vim_formatter(vim_info, tenantid)
image_instance = OperateImage.OperateImage(vim_info)
try:
image = image_instance.find_vim_image(imageid)
except Exception:
return Response(data={'error': 'the image does not exist'},
status=status.HTTP_404_NOT_FOUND)
try:
image_data = image_instance.download_vim_image(image)
imagePath = req_body.get('imagePath')
if imagePath[-1:] is not '/':
imagePath += '/'
file_name = "%s%s.%s" % (imagePath, image.name, image.disk_format)
image_file = open(file_name, 'w+')
for chunk in image_data:
image_file.write(chunk)
image_file.close()
rsp = image_utils.image_formatter(image)
rsp.update(vim_rsp)
rsp['returnCode'] = '1'
return Response(data={'status': rsp},
status=status.HTTP_200_OK)
except Exception as e:
if hasattr(e, "http_status"):
return Response(data={'error': str(e)}, status=e.http_status)
else:
return Response(data={'error': str(e)},
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
class GetImageFileViewV1(GetImageFileView):
def post(self, request, cloud_owner, cloud_region, tenantid, imageid):
return super(GetImageFileViewV1, self).post(
request, cloud_owner + '_' + cloud_region, tenantid, imageid)
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