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# Copyright 2018 ZTE Corporation.
#
# 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 json
import logging
from lcm.pub.database.models import NfInstModel
from lcm.pub.msapi.gvnfmdriver import apply_grant_to_nfvo
from lcm.pub.utils.values import ignore_case_get
from lcm.nf.const import GRANT_TYPE
logger = logging.getLogger(__name__)
def grant_resource(data, nf_inst_id, job_id, grant_type, vdus):
logger.info("Grant resource begin")
content_args = {
'vnfInstanceId': nf_inst_id,
'vnfLcmOpOccId': job_id,
# 'vnfdId': None, # TODO
# 'flavourId': "default", # TODO
'operation': grant_type,
'isAutomaticInvocation': True, # TODO
# 'instantiationLevelId': None, # TODO
# 'addResources': [],
# 'tmpResources': [],
# 'updateResources': [],
# 'removeResources': [],
# 'placementConstraints': [],
# 'vimConstraints': [],
# 'additionalParams': {}
# '_links': None # TODO
}
if grant_type == GRANT_TYPE.TERMINATE:
res_index = 1
content_args['removeResources'] = []
for vdu in vdus:
res_def = {
'id': str(res_index),
'type': 'COMPUTE',
'vduId': None,
'resourceTemplateId': None,
'resource': {
'vimConnectionId': None,
'resourceProviderId': None,
'resourceid': vdu.resourceid,
'vimLevelResourceType': None
}
}
content_args['removeResources'].append(res_def)
res_index += 1
if vdus[0].vimid:
content_args['additionalParams'] = {}
content_args['additionalParams']['vimid'] = vdus[0].vimid
elif grant_type == GRANT_TYPE.INSTANTIATE:
vim_id = ignore_case_get(ignore_case_get(data, "additionalParams"), "vimId")
res_index = 1
content_args['addResources'] = []
for vdu in vdus:
res_def = {
'id': str(res_index),
'type': 'COMPUTE',
# 'vduId': vdu["vdu_id"],
'resourceTemplateId': vdu["vdu_id"] # , None,
# 'resource': None
}
content_args['addResources'].append(res_def)
res_index += 1
if vim_id:
content_args['additionalParams'] = {}
content_args['additionalParams']['vimid'] = vim_id
elif grant_type == GRANT_TYPE.OPERATE:
res_index = 1
content_args['updateResources'] = []
for vdu in vdus:
res_def = {
'id': str(res_index),
'type': 'COMPUTE',
'vduId': None,
'resourceTemplateId': None,
'resource': {
'vimConnectionId': None,
'resourceProviderId': None,
'resourceid': vdu.resourceid,
'vimLevelResourceType': None
}
}
content_args['updateResources'].append(res_def)
res_index += 1
if vdus[0].vimid:
content_args['additionalParams'] = {}
content_args['additionalParams']['vimid'] = vdus[0].vimid
vnfInsts = NfInstModel.objects.filter(nfinstid=nf_inst_id)
if vnfInsts[0].vnfminstid:
content_args['additionalParams'] = {}
content_args['additionalParams']['vnfmid'] = vnfInsts[0].vnfminstid
logger.info('Grant request data=%s' % content_args)
apply_result = apply_grant_to_nfvo(json.dumps(content_args))
logger.info("apply_result: %s" % apply_result)
return apply_result
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