From 3813f05069417a6bdd45185cf9146b297a78d105 Mon Sep 17 00:00:00 2001 From: Bin Yang Date: Mon, 6 Mar 2017 17:04:04 +0800 Subject: Implement volumes API for newton Change-Id: If354e41f0bac0cc1f95ddafb83b82edce3eaf135 Issue-Id: MULTIVIM-22 Signed-off-by: Bin Yang --- newton/newton/requests/urls.py | 3 + newton/newton/requests/views/volume.py | 159 +++++++++++++++++++++++++++++++++ 2 files changed, 162 insertions(+) create mode 100644 newton/newton/requests/views/volume.py diff --git a/newton/newton/requests/urls.py b/newton/newton/requests/urls.py index fd5c988d..510e3810 100644 --- a/newton/newton/requests/urls.py +++ b/newton/newton/requests/urls.py @@ -18,6 +18,7 @@ from rest_framework.urlpatterns import format_suffix_patterns from views import network from views import subnet from views import image +from views import volume from views import vport from views import limits from views import hosts @@ -30,6 +31,8 @@ urlpatterns = [ subnet.Subnets.as_view()), url(r'^images(/(?P[0-9a-zA-Z_-]+))?', image.Images.as_view()), + url(r'^volumes(/(?P[0-9a-zA-Z_-]+))?', + volume.Volumes.as_view()), url(r'^ports(/(?P[0-9a-zA-Z_-]+))?', vport.Vports.as_view()), url(r'^flavors(/(?P[0-9a-zA-Z_-]+))?', diff --git a/newton/newton/requests/views/volume.py b/newton/newton/requests/views/volume.py new file mode 100644 index 00000000..f9df7572 --- /dev/null +++ b/newton/newton/requests/views/volume.py @@ -0,0 +1,159 @@ +# Copyright (c) 2017 Wind River Systems, 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. +# See the License for the specific language governing permissions and +# limitations under the License. +import logging +import json + +from rest_framework import status +from rest_framework.response import Response +from rest_framework.views import APIView + +from newton.pub.exceptions import VimDriverNewtonException + +from util import VimDriverUtils + +logger = logging.getLogger(__name__) + + +class Volumes(APIView): + service = {'service_type': 'volumev2', + 'interface': 'public', + 'region_name': 'RegionOne'} + keys_mapping = [ + ("project_id", "tenantId"), + ("created_at", "createTime"), + ("size", "volumeSize"), + ("volume_type", "volumeType"), + ("imageRef", "imageId"), + ("availability_zone", "availabilityZone"), + ("server_id", "serverId"), + ("attachment_id", "attachmentId"), + ] + + def get(self, request, vimid="", tenantid="", volumeid=""): + logger.debug("Volumes--get::> %s" % request.data) + try: + # prepare request resource to vim instance + query = VimDriverUtils.get_query_part(request) + content, status_code = self.get_volumes(query, vimid, tenantid, volumeid) + return Response(data=content, status=status_code) + except VimDriverNewtonException as e: + return Response(data={'error': e.content}, status=e.status_code) + except Exception as e: + return Response(data={'error': str(e)}, + status=status.HTTP_500_INTERNAL_SERVER_ERROR) + + def get_volumes(self, query="", vimid="", tenantid="", volumeid=None): + logger.debug("Volumes--get_volumes::> %s,%s" % (tenantid, volumeid)) + + # prepare request resource to vim instance + req_resouce = "volumes" + if volumeid: + req_resouce += "/%s" % volumeid + else: + req_resouce += "/detail" + if query: + req_resouce += "?%s" % query + + vim = VimDriverUtils.get_vim_info(vimid) + sess = VimDriverUtils.get_session(vim, tenantid) + resp = sess.get(req_resouce, endpoint_filter=self.service) + content = resp.json() + vim_dict = { + "vimName": vim["name"], + "vimId": vim["vimId"], + "tenantId": tenantid, + } + content.update(vim_dict) + + if not volumeid: + # convert the key naming in volumes + for volume in content["volumes"]: + VimDriverUtils.replace_key_by_mapping(volume, + self.keys_mapping) + else: + # convert the key naming in the volume specified by id + volume = content.pop("volume", None) + VimDriverUtils.replace_key_by_mapping(volume, + self.keys_mapping) + content.update(volume) + + return content, resp.status_code + + def post(self, request, vimid="", tenantid="", volumeid=""): + logger.debug("Volumes--post::> %s" % request.data) + try: + #check if created already: check name + query = "name=%s" % request.data["name"] + content, status_code = self.get_volumes(query, vimid, tenantid) + existed = False + if status_code == 200: + for volume in content["volumes"]: + if volume["name"] == request.data["name"]: + existed = True + break + pass + if existed == True: + vim_dict = { + "returnCode": 0, + } + volume.update(vim_dict) + return Response(data=volume, status=status_code) + + # prepare request resource to vim instance + req_resouce = "volumes" + + vim = VimDriverUtils.get_vim_info(vimid) + sess = VimDriverUtils.get_session(vim, tenantid) + volume = request.data + VimDriverUtils.replace_key_by_mapping(volume, + self.keys_mapping, True) + req_body = json.JSONEncoder().encode({"volume": volume}) + resp = sess.post(req_resouce, data=req_body, + endpoint_filter=self.service, headers={"Content-Type": "application/json", + "Accept": "application/json" }) + resp_body = resp.json()["volume"] + VimDriverUtils.replace_key_by_mapping(resp_body, self.keys_mapping) + vim_dict = { + "vimName": vim["name"], + "vimId": vim["vimId"], + "tenantId": tenantid, + "returnCode": 1, + } + resp_body.update(vim_dict) + return Response(data=resp_body, status=resp.status_code) + except VimDriverNewtonException as e: + return Response(data={'error': e.content}, status=e.status_code) + except Exception as e: + return Response(data={'error': str(e)}, + status=status.HTTP_500_INTERNAL_SERVER_ERROR) + pass + + def delete(self, request, vimid="", tenantid="", volumeid=""): + logger.debug("Volumes--delete::> %s" % request.data) + try: + # prepare request resource to vim instance + req_resouce = "volumes" + if volumeid: + req_resouce += "/%s" % volumeid + + vim = VimDriverUtils.get_vim_info(vimid) + sess = VimDriverUtils.get_session(vim, tenantid) + resp = sess.delete(req_resouce, endpoint_filter=self.service) + return Response(status=resp.status_code) + except VimDriverNewtonException as e: + return Response(data={'error': e.content}, status=e.status_code) + except Exception as e: + return Response(data={'error': str(e)}, + status=status.HTTP_500_INTERNAL_SERVER_ERROR) + pass -- cgit 1.2.3-korg