diff options
Diffstat (limited to 'osdf/optimizers/pciopt/pci_opt_processor.py')
| -rw-r--r-- | osdf/optimizers/pciopt/pci_opt_processor.py | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/osdf/optimizers/pciopt/pci_opt_processor.py b/osdf/optimizers/pciopt/pci_opt_processor.py new file mode 100644 index 0000000..030128e --- /dev/null +++ b/osdf/optimizers/pciopt/pci_opt_processor.py @@ -0,0 +1,84 @@ +# ------------------------------------------------------------------------- +# Copyright (c) 2018 AT&T Intellectual Property +# +# 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 traceback +from requests import RequestException + +from osdf.logging.osdf_logging import metrics_log, MH, error_log +from osdf.models.api.pciOptimizationResponse import PCIOptimizationResponse, Solution, PCISolution +from osdf.operation.error_handling import build_json_error_body +from osdf.utils.interfaces import get_rest_client +from .configdb import request as config_request +from .solver.optimizer import pci_optimize as optimize +from .solver.pci_utils import get_cell_id, get_pci_value + +""" +This application generates PCI Optimization API calls using the information received from PCI-Handler-MS, SDN-C +and Policy. +""" + + +def process_pci_optimation(request_json, osdf_config, flat_policies): + """ + Process a PCI request from a Client (build config-db, policy and API call, make the call, return result) + :param req_object: Request parameters from the client + :param osdf_config: Configuration specific to OSDF application (core + deployment) + :param flat_policies: policies related to pci (fetched based on request) + :return: response from PCI Opt + """ + try: + rc = get_rest_client(request_json, service="pcih") + req_id = request_json["requestInfo"]["requestId"] + transaction_id = request_json['requestInfo']['transactionId'] + cell_info_list, network_cell_info = config_request(request_json, osdf_config, flat_policies) + + pci_response = PCIOptimizationResponse() + pci_response.transactionId = transaction_id + pci_response.requestId = req_id + pci_response.requestStatus = 'success' + pci_response.solutions = Solution() + pci_response.solutions.networkId = request_json['cellInfo']['networkId'] + pci_response.solutions.pciSolutions = [] + + for cell in request_json['cellInfo']['cellIdList']: + pci_solution = optimize(cell['cellId'], network_cell_info, cell_info_list) + error_log.error(pci_solution) + sol = pci_solution[0]['pci'] + for k, v in sol.items(): + response = PCISolution() + response.cellId = get_cell_id(network_cell_info, k) + response.pci = get_pci_value(network_cell_info, v) + pci_response.solutions.pciSolutions.append(response) + + metrics_log.info(MH.inside_worker_thread(req_id)) + except Exception as err: + error_log.error("Error for {} {}".format(req_id, traceback.format_exc())) + + try: + body = build_json_error_body(err) + metrics_log.info(MH.sending_response(req_id, "ERROR")) + rc.request(json=body, noresponse=True) + except RequestException: + error_log.error("Error sending asynchronous notification for {} {}".format(req_id, traceback.format_exc())) + return + + try: + metrics_log.info(MH.calling_back_with_body(req_id, rc.url, pci_response)) + rc.request(json=pci_response, noresponse=True) + except RequestException: # can't do much here but log it and move on + error_log.error("Error sending asynchronous notification for {} {}".format(req_id, traceback.format_exc())) |