diff options
Diffstat (limited to 'osdf/optimizers/pciopt/solver/optimizer.py')
-rw-r--r-- | osdf/optimizers/pciopt/solver/optimizer.py | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/osdf/optimizers/pciopt/solver/optimizer.py b/osdf/optimizers/pciopt/solver/optimizer.py deleted file mode 100644 index e9fcb0d..0000000 --- a/osdf/optimizers/pciopt/solver/optimizer.py +++ /dev/null @@ -1,82 +0,0 @@ -# ------------------------------------------------------------------------- -# 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 itertools - -import os -import pymzn - -from osdf.logging.osdf_logging import debug_log -from .pci_utils import get_id - -BASE_DIR = os.path.dirname(__file__) -MZN_FILE_NAME = os.path.join(BASE_DIR, 'no_conflicts_no_confusion.mzn') - - -def pci_optimize(cell_id, network_cell_info, cell_info_list): - debug_log.debug("Cell ID {} ".format(cell_id)) - dzn_data = {} - dzn_data['NUM_NODES'] = len(cell_info_list) - dzn_data['NUM_PCIS'] = len(cell_info_list) - - conflict_edges = get_conflict_edges(cell_id, network_cell_info) - - dzn_data['NUM_CONFLICT_EDGES'] = len(conflict_edges) - dzn_data['CONFLICT_EDGES'] = conflict_edges - - confusion_edges = get_confusion_edges(cell_id, network_cell_info) - - dzn_data['NUM_CONFUSION_EDGES'] = len(confusion_edges) - dzn_data['CONFUSION_EDGES'] = confusion_edges - - return solve(dzn_data) - -def solve(dzn_data): - return pymzn.minizinc(MZN_FILE_NAME, data=dzn_data) - - -def get_conflict_edges(cell_id, network_cell_info): - conflict_edges = [] - for cell in network_cell_info['cell_list']: - - if cell_id == cell['cell_id']: - add_to_conflict_edges(network_cell_info, cell, conflict_edges) - return conflict_edges - - -def add_to_conflict_edges(network_cell_info, cell, conflict_edges): - cell_id = cell['cell_id'] - for nbr in cell.get('nbr_list', []): - conflict_edges.append([get_id(network_cell_info, cell_id), get_id(network_cell_info, nbr['cellId'])]) - - - -def get_confusion_edges(cell_id, network_cell_info): - confusion_edges = [] - for cell in network_cell_info['cell_list']: - if cell_id == cell['cell_id']: - return add_to_confusion_edges(network_cell_info, cell) - return confusion_edges - - -def add_to_confusion_edges(network_cell_info, cell): - cell_id = cell['cell_id'] - nbr_list = [] - for nbr in cell.get('nbr_list', []): - nbr_list.append(get_id(network_cell_info, nbr['cellId'])) - return [list(elem) for elem in list(itertools.combinations(nbr_list, 2))] |