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# Copyright 2016 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
import uuid
from genericparser.pub.config.config import AAI_BASE_URL, AAI_USER, AAI_PASSWD
from genericparser.pub.exceptions import GenericparserException
from genericparser.pub.utils import restcall
from genericparser.pub.utils.values import ignore_case_get
logger = logging.getLogger(__name__)
def call_aai(resource, method, content=''):
additional_headers = {
'X-FromAppId': 'MODEL-GENERICPARSER',
'X-TransactionId': str(uuid.uuid1())
}
return restcall.call_req(AAI_BASE_URL,
AAI_USER,
AAI_PASSWD,
restcall.rest_no_auth,
resource,
method,
content,
additional_headers)
def get_vims():
ret = call_aai("/cloud-infrastructure/cloud-regions?depth=all", "GET")
if ret[0] != 0:
logger.error("Status code is %s, detail is %s.", ret[2], ret[1])
raise GenericparserException("Failed to query vims from extsys.")
# convert vim_info_aai to internal vim_info
vims_aai = json.JSONDecoder().decode(ret[1])
vims_aai = ignore_case_get(vims_aai, "cloud-region")
vims_info = []
for vim in vims_aai:
vim = convert_vim_info(vim)
vims_info.append(vim)
return vims_info
def get_vim_by_id(vim_id):
cloud_owner, cloud_region = split_vim_to_owner_region(vim_id)
ret = call_aai("/cloud-infrastructure/cloud-regions/cloud-region/%s/%s?depth=all"
% (cloud_owner, cloud_region), "GET")
if ret[0] != 0:
logger.error("Status code is %s, detail is %s.", ret[2], ret[1])
raise GenericparserException("Failed to query vim(%s) from extsys." % vim_id)
# convert vim_info_aai to internal vim_info
vim_info_aai = json.JSONDecoder().decode(ret[1])
vim_info = convert_vim_info(vim_info_aai)
return vim_info
def split_vim_to_owner_region(vim_id):
split_vim = vim_id.split('_')
cloud_owner = split_vim[0]
cloud_region = "".join(split_vim[1:])
return cloud_owner, cloud_region
def convert_vim_info(vim_info_aai):
vim_id = vim_info_aai["cloud-owner"] + "_" + vim_info_aai["cloud-region-id"]
esr_system_info = ignore_case_get(ignore_case_get(vim_info_aai, "esr-system-info-list"), "esr-system-info")
vim_info = {
"vimId": vim_id,
"name": vim_id,
"url": ignore_case_get(esr_system_info[0], "service-url"),
"userName": ignore_case_get(esr_system_info[0], "user-name"),
"password": ignore_case_get(esr_system_info[0], "password"),
"tenant": ignore_case_get(esr_system_info[0], "default-tenant"),
"vendor": ignore_case_get(esr_system_info[0], "vendor"),
"version": ignore_case_get(esr_system_info[0], "version"),
"description": "vim",
"domain": "",
"type": ignore_case_get(esr_system_info[0], "type"),
"createTime": "2016-07-18 12:22:53"
}
return vim_info
def get_sdn_controller_by_id(sdn_ontroller_id):
ret = call_aai("/external-system/esr-thirdparty-sdnc-list/esr-thirdparty-sdnc/%s?depth=all"
% sdn_ontroller_id, "GET")
if ret[0] != 0:
logger.error("Failed to query sdn ontroller(%s) from extsys. detail is %s.", sdn_ontroller_id, ret[1])
raise GenericparserException("Failed to query sdn ontroller(%s) from extsys." % sdn_ontroller_id)
# convert vim_info_aai to internal vim_info
sdnc_info_aai = json.JSONDecoder().decode(ret[1])
sdnc_info = convert_sdnc_info(sdnc_info_aai)
return sdnc_info
def convert_sdnc_info(sdnc_info_aai):
esr_system_info = ignore_case_get(ignore_case_get(sdnc_info_aai, "esr-system-info-list"), "esr-system-info")
sdnc_info = {
"sdnControllerId": sdnc_info_aai["thirdparty-sdnc-id"],
"name": sdnc_info_aai["thirdparty-sdnc-id"],
"url": ignore_case_get(esr_system_info[0], "service-url"),
"userName": ignore_case_get(esr_system_info[0], "user-name"),
"password": ignore_case_get(esr_system_info[0], "password"),
"vendor": ignore_case_get(esr_system_info[0], "vendor"),
"version": ignore_case_get(esr_system_info[0], "version"),
"description": "",
"protocol": ignore_case_get(esr_system_info[0], "protocal"),
"productName": ignore_case_get(sdnc_info_aai, "product-name"),
"type": ignore_case_get(esr_system_info[0], "type"),
"createTime": "2016-07-18 12:22:53"
}
return sdnc_info
def get_vnfm_by_id(vnfm_inst_id):
uri = "/external-system/esr-vnfm-list/esr-vnfm/%s?depth=all" % vnfm_inst_id
ret = call_aai(uri, "GET")
if ret[0] > 0:
logger.error('Send get VNFM information request to extsys failed.')
raise GenericparserException('Send get VNFM information request to extsys failed.')
# convert vnfm_info_aai to internal vnfm_info
vnfm_info_aai = json.JSONDecoder().decode(ret[1])
vnfm_info = convert_vnfm_info(vnfm_info_aai)
return vnfm_info
def convert_vnfm_info(vnfm_info_aai):
esr_system_info = ignore_case_get(ignore_case_get(vnfm_info_aai, "esr-system-info-list"), "esr-system-info")
vnfm_info = {
"vnfmId": vnfm_info_aai["vnfm-id"],
"name": vnfm_info_aai["vnfm-id"],
"type": ignore_case_get(esr_system_info[0], "type"),
"vimId": vnfm_info_aai["vim-id"],
"vendor": ignore_case_get(esr_system_info[0], "vendor"),
"version": ignore_case_get(esr_system_info[0], "version"),
"description": "vnfm",
"certificateUrl": vnfm_info_aai["certificate-url"],
"url": ignore_case_get(esr_system_info[0], "service-url"),
"userName": ignore_case_get(esr_system_info[0], "user-name"),
"password": ignore_case_get(esr_system_info[0], "password"),
"createTime": "2016-07-06 15:33:18"
}
return vnfm_info
def select_vnfm(vnfm_type, vim_id):
uri = "/external-system/esr-vnfm-list?depth=all"
ret = call_aai(uri, "GET")
if ret[0] > 0:
logger.error("Failed to call %s: %s", uri, ret[1])
raise GenericparserException('Failed to get vnfms from extsys.')
vnfms = json.JSONDecoder().decode(ret[1])
vnfms = ignore_case_get(vnfms, "esr-vnfm")
for vnfm in vnfms:
esr_system_info = ignore_case_get(vnfm, "esr-system-info")
type = ignore_case_get(esr_system_info, "type")
vimId = vnfm["vnfm-id"]
if type == vnfm_type and vimId == vim_id:
# convert vnfm_info_aai to internal vnfm_info
vnfm = convert_vnfm_info(vnfm)
return vnfm
raise GenericparserException('No vnfm found with %s in vim(%s)' % (vnfm_type, vim_id))
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