lcm/pub/msapi/extsys.py

   1 # Copyright 2016 ZTE Corporation.
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #         http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 import json
  16 import logging
  17
  18 from lcm.pub.exceptions import NSLCMException
  19 from lcm.pub.msapi.aai import call_aai
  20 from lcm.pub.utils.values import ignore_case_get
  21
  22 logger = logging.getLogger(__name__)
  23
  24
  25 def get_vims():
  26     ret = call_aai("/cloud-infrastructure/cloud-regions?depth=all", "GET")
  27     if ret[0] != 0:
  28         logger.error("Status code is %s, detail is %s.", ret[2], ret[1])
  29         raise NSLCMException("Failed to query vims from extsys.")
  30     # convert vim_info_aai to internal vim_info
  31     vims_aai = json.JSONDecoder().decode(ret[1])
  32     vims_aai = ignore_case_get(vims_aai, "cloud-region")
  33     vims_info = []
  34     for vim in vims_aai:
  35         vim = convert_vim_info(vim)
  36         vims_info.append(vim)
  37     logger.debug("vims_info=%s", vims_info)
  38     return vims_info
  39
  40
  41 def get_vim_by_id_vim_info(cloudowner, cloudregionid):
  42     cloud_owner = cloudowner
  43     cloud_regionid = cloudregionid
  44     ret = call_aai("/cloud-infrastructure/cloud-regions/cloud-region/%s/%s?depth=all"
  45                    % (cloud_owner, cloud_regionid), "GET")
  46     if ret[0] != 0:
  47         logger.error("Status code is %s, detail is %s.", ret[2], ret[1])
  48         raise NSLCMException("Failed to query vim(%s__%s) from extsys." % (cloudowner, cloudregionid))
  49     # convert vim_info_aai to internal vim_info
  50     vim_info_aai = json.JSONDecoder().decode(ret[1])
  51     vim_info = convert_vim_info(vim_info_aai)
  52     logger.debug("cloud_owner=%s, cloud_regionid=%s, vim_info=%s", cloudowner, cloudregionid, vim_info)
  53     return vim_info
  54
  55
  56 def get_vim_by_id(vim_id):
  57     # cloud_owner, cloud_region = split_vim_to_owner_region(vim_id)
  58     vim_id = json.JSONDecoder().decode(vim_id) if isinstance(vim_id, (str, unicode)) else vim_id
  59     cloud_owner = vim_id['cloud_owner']
  60     cloud_regionid = vim_id['cloud_regionid']
  61     ret = call_aai("/cloud-infrastructure/cloud-regions/cloud-region/%s/%s?depth=all"
  62                    % (cloud_owner, cloud_regionid), "GET")
  63     if ret[0] != 0:
  64         logger.error("Status code is %s, detail is %s.", ret[2], ret[1])
  65         raise NSLCMException("Failed to query vim(%s) from extsys." % vim_id)
  66     # convert vim_info_aai to internal vim_info
  67     vim_info_aai = json.JSONDecoder().decode(ret[1])
  68     vim_info = convert_vim_info(vim_info_aai)
  69     logger.debug("vim_id=%s, vim_info=%s", vim_id, vim_info)
  70     return vim_info
  71
  72
  73 def split_vim_to_owner_region(vim_id):
  74     split_vim = vim_id.split('_')
  75     cloud_owner = split_vim[0]
  76     cloud_region = "".join(split_vim[1:])
  77     return cloud_owner, cloud_region
  78
  79
  80 def convert_vim_info(vim_info_aai):
  81     vim_id = vim_info_aai["cloud-owner"] + "_" + vim_info_aai["cloud-region-id"]
  82     vim_type_aai = vim_info_aai["cloud-type"]
  83     vim_type = vim_type_aai if vim_type_aai else "openstack"
  84     esr_system_info = ignore_case_get(ignore_case_get(vim_info_aai, "esr-system-info-list"), "esr-system-info")
  85     # tenants = ignore_case_get(vim_info_aai, "tenants")
  86     default_tenant = ignore_case_get(esr_system_info[0], "default-tenant")
  87     tenants = ignore_case_get(ignore_case_get(vim_info_aai, "tenants"), "tenant")
  88     tenant_id = ""
  89     for tenant_info in tenants:
  90         if tenant_info["tenant-name"] == default_tenant:
  91             tenant_id = tenant_info["tenant-id"]
  92             break
  93     vim_info = {
  94         "vimId": vim_id,
  95         "name": vim_id,
  96         "url": ignore_case_get(esr_system_info[0], "service-url"),
  97         "userName": ignore_case_get(esr_system_info[0], "user-name"),
  98         "password": ignore_case_get(esr_system_info[0], "password"),
  99         # "tenant": ignore_case_get(tenants[0], "tenant-id"),
 100         "tenantId": tenant_id,
 101         "tenant": default_tenant,
 102         "vendor": ignore_case_get(esr_system_info[0], "vendor"),
 103         "version": ignore_case_get(esr_system_info[0], "version"),
 104         "description": "vim",
 105         "domain": ignore_case_get(esr_system_info[0], "cloud-domain"),
 106         "type": vim_type,
 107         "createTime": "",
 108         "sslCacert": ignore_case_get(esr_system_info[0], "ssl-cacert"),
 109         "sslInsecure": str(ignore_case_get(esr_system_info[0], "ssl-insecure")),
 110         "status": ignore_case_get(esr_system_info[0], "system-status")
 111     }
 112     return vim_info
 113
 114
 115 def get_sdn_controller_by_id(sdn_ontroller_id):
 116     ret = call_aai("/external-system/esr-thirdparty-sdnc-list/esr-thirdparty-sdnc/%s?depth=all"
 117                    % sdn_ontroller_id, "GET")
 118     if ret[0] != 0:
 119         logger.error("Failed to query sdn ontroller(%s) from extsys. detail is %s.", sdn_ontroller_id, ret[1])
 120         raise NSLCMException("Failed to query sdn ontroller(%s) from extsys." % sdn_ontroller_id)
 121     # convert vim_info_aai to internal vim_info
 122     sdnc_info_aai = json.JSONDecoder().decode(ret[1])
 123     sdnc_info = convert_sdnc_info(sdnc_info_aai)
 124     logger.debug("sdn_ontroller_id=%s, sdnc_info=%s", sdn_ontroller_id, sdnc_info)
 125     return sdnc_info
 126
 127
 128 def convert_sdnc_info(sdnc_info_aai):
 129     esr_system_info = ignore_case_get(ignore_case_get(sdnc_info_aai, "esr-system-info-list"), "esr-system-info")
 130     sdnc_info = {
 131         "sdnControllerId": sdnc_info_aai["thirdparty-sdnc-id"],
 132         "name": sdnc_info_aai["thirdparty-sdnc-id"],
 133         "url": ignore_case_get(esr_system_info[0], "service-url"),
 134         "userName": ignore_case_get(esr_system_info[0], "user-name"),
 135         "password": ignore_case_get(esr_system_info[0], "password"),
 136         "vendor": ignore_case_get(esr_system_info[0], "vendor"),
 137         "version": ignore_case_get(esr_system_info[0], "version"),
 138         "description": "",
 139         "protocol": ignore_case_get(esr_system_info[0], "protocal"),
 140         "productName": ignore_case_get(sdnc_info_aai, "product-name"),
 141         "type": ignore_case_get(esr_system_info[0], "type"),
 142         "createTime": ""
 143     }
 144     return sdnc_info
 145
 146
 147 def get_vnfm_by_id(vnfm_inst_id):
 148     uri = "/external-system/esr-vnfm-list/esr-vnfm/%s?depth=all" % vnfm_inst_id
 149     ret = call_aai(uri, "GET")
 150     if ret[0] > 0:
 151         logger.error('Send get VNFM information request to extsys failed.')
 152         raise NSLCMException('Send get VNFM information request to extsys failed.')
 153     # convert vnfm_info_aai to internal vnfm_info
 154     vnfm_info_aai = json.JSONDecoder().decode(ret[1])
 155     vnfm_info = convert_vnfm_info(vnfm_info_aai)
 156     logger.debug("vnfm_inst_id=%s, vnfm_info=%s", vnfm_inst_id, vnfm_info)
 157     return vnfm_info
 158
 159
 160 def convert_vnfm_info(vnfm_info_aai):
 161     esr_system_info = ignore_case_get(ignore_case_get(vnfm_info_aai, "esr-system-info-list"), "esr-system-info")
 162     vnfm_info = {
 163         "vnfmId": vnfm_info_aai["vnfm-id"],
 164         "name": vnfm_info_aai["vnfm-id"],
 165         "type": ignore_case_get(esr_system_info[0], "type"),
 166         "vimId": vnfm_info_aai["vim-id"],
 167         "vendor": ignore_case_get(esr_system_info[0], "vendor"),
 168         "version": ignore_case_get(esr_system_info[0], "version"),
 169         "description": "vnfm",
 170         "certificateUrl": vnfm_info_aai["certificate-url"],
 171         "url": ignore_case_get(esr_system_info[0], "service-url"),
 172         "userName": ignore_case_get(esr_system_info[0], "user-name"),
 173         "password": ignore_case_get(esr_system_info[0], "password"),
 174         "createTime": ""
 175     }
 176     return vnfm_info
 177
 178
 179 def select_vnfm(vnfm_type, vim_id):
 180     uri = "/external-system/esr-vnfm-list"
 181     ret = call_aai(uri, "GET")
 182     if ret[0] > 0:
 183         logger.error("Failed to call %s: %s", uri, ret[1])
 184         raise NSLCMException('Failed to get vnfms from extsys.')
 185     vnfms = json.JSONDecoder().decode(ret[1])
 186     vnfms = ignore_case_get(vnfms, "esr-vnfm")
 187     for vnfm in vnfms:
 188         vnfm_info = get_vnfm_by_id(vnfm.get("vnfm-id"))
 189         vnfmtype = ignore_case_get(vnfm_info, "type")
 190         vimid = ignore_case_get(vnfm_info, "vimId")
 191         if vnfmtype == vnfm_type and vimid == vim_id:
 192             return vnfm_info
 193     raise NSLCMException('No vnfm found with %s in vim(%s)' % (vnfm_type, vim_id))
 194
 195
 196 def get_ems_by_id(ems_inst_id):
 197     uri = "/external-system/esr-ems-list/esr-ems/%s?depth=all" % ems_inst_id
 198     ret = call_aai(uri, "GET")
 199     if ret[0] > 0:
 200         logger.error('Send get EMS information request to extsys failed.')
 201         raise NSLCMException('Send get EMS information request to extsys failed.')
 202     # convert vnfm_info_aai to internal vnfm_info
 203     ems_info_aai = json.JSONDecoder().decode(ret[1])
 204     ems_info = convert_ems_info(ems_info_aai)
 205     logger.debug("ems_inst_id=%s, ems_info=%s", ems_inst_id, ems_info)
 206     return ems_info
 207
 208
 209 def convert_ems_info(ems_info_aai):
 210     esr_system_info = ignore_case_get(ignore_case_get(ems_info_aai, "esr-system-info-list"), "esr-system-info")
 211     ems_info_aai = {
 212         "emsId": ems_info_aai["ems-id"],
 213         "type": ignore_case_get(esr_system_info[0], "type"),
 214         "vendor": ignore_case_get(esr_system_info[0], "vendor"),
 215         "version": ignore_case_get(esr_system_info[0], "version"),
 216         "url": ignore_case_get(esr_system_info[0], "service-url"),
 217         "userName": ignore_case_get(esr_system_info[0], "user-name"),
 218         "password": ignore_case_get(esr_system_info[0], "password"),
 219         "createTime": ""
 220     }
 221     return ems_info_aai