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# Copyright (c) 2017-2018 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.
import json
import logging
import re
from common.exceptions import VimDriverNewtonException
from common.utils import restcall
logger = logging.getLogger(__name__)
def get_vim_by_id(vim_id):
cloud_owner,cloud_region_id = decode_vim_id(vim_id)
if cloud_owner and cloud_region_id:
# get cloud region without depth
retcode, content, status_code = \
restcall.req_to_aai("/cloud-infrastructure/cloud-regions/cloud-region/%s/%s"
% (cloud_owner,cloud_region_id),"GET")
if retcode != 0:
logger.error("Status code is %s, detail is %s.", status_code, content)
raise VimDriverNewtonException(
"Failed to query VIM with id (%s:%s,%s)." % (vim_id,cloud_owner,cloud_region_id),
status_code, content)
tmp_viminfo = json.JSONDecoder().decode(content)
# get esr-system-info under this cloud region
retcode2, content2, status_code2 = \
restcall.req_to_aai("/cloud-infrastructure/cloud-regions/cloud-region/%s/%s/esr-system-info-list"
% (cloud_owner,cloud_region_id),"GET")
if retcode2 != 0:
logger.error("Status code is %s, detail is %s.", status_code2, content2)
raise VimDriverNewtonException(
"Failed to query esr info for VIM with id (%s:%s,%s)." % (vim_id,cloud_owner,cloud_region_id),
status_code2, content2)
tmp_authinfo = json.JSONDecoder().decode(content2)
# get the first auth info by default
tmp_authinfo = tmp_authinfo['esr-system-info'][0] if tmp_authinfo \
and tmp_authinfo.get('esr-system-info', None) else None
#convert vim information
if tmp_viminfo and tmp_authinfo:
viminfo = {}
viminfo['vimId'] = vim_id
viminfo['resource-version'] = tmp_viminfo.get('resource-version')
viminfo['cloud_owner'] = cloud_owner
viminfo['cloud_region_id'] = cloud_region_id
viminfo['type'] = tmp_viminfo.get('cloud-type')
viminfo['name'] = tmp_viminfo.get('complex-name')
viminfo['version'] = tmp_viminfo.get('cloud-region-version')
viminfo['cloud_extra_info'] = tmp_viminfo.get('cloud-extra-info')
viminfo['userName'] = tmp_authinfo['user-name']
viminfo['password'] = tmp_authinfo['password']
viminfo['domain'] = tmp_authinfo.get('cloud-domain')
viminfo['url'] = tmp_authinfo.get('service-url')
viminfo['tenant'] = tmp_authinfo.get('default-tenant')
viminfo['cacert'] = tmp_authinfo.get('ssl-cacert')
viminfo['insecure'] = tmp_authinfo.get('ssl-insecure')
viminfo["complex-name"] = tmp_viminfo.get("complex-name")
viminfo['openstack_region_id'] = tmp_viminfo.get("cloud-epa-caps") \
if tmp_viminfo.get("cloud-epa-caps") else cloud_region_id
return viminfo
return None
def delete_vim_by_id(vim_id):
cloud_owner, cloud_region_id = decode_vim_id(vim_id)
if cloud_owner and cloud_region_id:
#get the vim info
viminfo = get_vim_by_id(vim_id)
if not viminfo or not viminfo['resource-version']:
return 0
retcode, content, status_code = \
restcall.req_to_aai("/cloud-infrastructure/cloud-regions/cloud-region/%s/%s?resource-version=%s"
% ( cloud_owner, cloud_region_id, viminfo['resource-version']), "DELETE")
if retcode != 0:
logger.error("Status code is %s, detail is %s.", status_code, content)
raise VimDriverNewtonException(
"Failed to delete VIM in AAI with id (%s:%s,%s)." % (vim_id,cloud_owner,cloud_region_id),
status_code, content)
return 0
# return non zero if failed to decode cloud owner and region id
return 1
def encode_vim_id(cloud_owner, cloud_region_id):
'''
compose vim_id by cloud_owner and cloud_region, make sure the vimid can be converted back when talking to AAI,etc.
This is a backward compatibility design to reuse the existing implementation code
:param cloud_owner:
:param cloud_region:
:return:
'''
# since the {cloud_owner}/{cloud_region_id"} is globally unique, the concatenated one as below will be unique as well.
vim_id = cloud_owner + "_" + cloud_region_id
#other options:
#1, store it into cache so the decode and just look up the cache for decoding
#2, use other delimiter in case '_' is used by cloud owner/cloud region id
# , e.g. '.', '#', hence the decode need to try more than one time
return vim_id
def decode_vim_id(vim_id):
m = re.search(r'^([0-9a-zA-Z-]+)_([0-9a-zA-Z_-]+)$', vim_id)
cloud_owner, cloud_region_id = m.group(1), m.group(2)
return cloud_owner, cloud_region_id
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