#!/usr/bin/env python ############################################################################## # Copyright (c) 2017 Orange, Inc. and others. All rights reserved. # # All rights reserved. This program and the accompanying materials # are made available under the terms of the Apache License, Version 2.0 # which accompanies this distribution, and is available at # http://www.apache.org/licenses/LICENSE-2.0 ############################################################################## import unittest import json import os import sys import time import requests from common import test_utils class TransportGNPYtesting(unittest.TestCase): @classmethod def __init_logfile(cls): GNPY_LOGFILE = os.path.join(os.path.dirname(os.path.realpath(__file__)), "..", "..", "transportpce_tests", "gnpy.log") if os.path.isfile(GNPY_LOFGILE): os.remove(GNPY_LOFGILE) topo_cllinet_data = None topo_ordnet_data = None topo_ordtopo_data = None processes = None @classmethod def setUpClass(cls): try: sample_files_parsed = False TOPO_CLLINET_FILE = os.path.join(os.path.dirname(os.path.realpath(__file__)), "..", "..", "sample_configs", "gnpy", "clliNetwork.json") with open(TOPO_CLLINET_FILE, 'r') as topo_cllinet: cls.topo_cllinet_data = topo_cllinet.read() TOPO_ORDNET_FILE = os.path.join(os.path.dirname(os.path.realpath(__file__)), "..", "..", "sample_configs", "gnpy", "openroadmNetwork.json") with open(TOPO_ORDNET_FILE, 'r') as topo_ordnet: cls.topo_ordnet_data = topo_ordnet.read() TOPO_ORDTOPO_FILE = os.path.join(os.path.dirname(os.path.realpath(__file__)), "..", "..", "sample_configs", "gnpy", "openroadmTopology.json") with open(TOPO_ORDTOPO_FILE, 'r') as topo_ordtopo: cls.topo_ordtopo_data = topo_ordtopo.read() sample_files_parsed = True except PermissionError as err: print("Permission Error when trying to read sample files\n", err) sys.exit(2) except FileNotFoundError as err: print("File Not found Error when trying to read sample files\n", err) sys.exit(2) except: print("Unexpected error when trying to read sample files\n", sys.exc_info()[0]) sys.exit(2) finally: if sample_files_parsed: print("sample files content loaded") cls.processes = test_utils.start_tpce() @classmethod def tearDownClass(cls): for process in cls.processes: test_utils.shutdown_process(process) print("all processes killed") def setUp(self): time.sleep(2) # Mount the different topologies def test_01_connect_clliNetwork(self): url = "{}/config/ietf-network:networks/network/clli-network" response = test_utils.rawput_request(url, self.topo_cllinet_data) self.assertEqual(response.status_code, requests.codes.ok) time.sleep(3) def test_02_connect_openroadmNetwork(self): url = "{}/config/ietf-network:networks/network/openroadm-network" response = test_utils.rawput_request(url, self.topo_ordnet_data) self.assertEqual(response.status_code, requests.codes.ok) time.sleep(3) def test_03_connect_openroadmTopology(self): response = test_utils.rawput_request(test_utils.URL_CONFIG_ORDM_TOPO, self.topo_ordtopo_data) self.assertEqual(response.status_code, requests.codes.ok) time.sleep(3) # Path computed by PCE is feasible according to Gnpy def test_04_path_computation_FeasibleWithPCE(self): url = "{}/operations/transportpce-pce:path-computation-request" data = { "input": { "service-name": "service-1", "resource-reserve": "true", "pce-metric": "hop-count", "service-handler-header": { "request-id": "request-1" }, "service-a-end": { "node-id": "XPONDER-1", "service-rate": "100", "service-format": "Ethernet", "clli": "Node1" }, "service-z-end": { "node-id": "XPONDER-5", "service-rate": "100", "service-format": "Ethernet", "clli": "Node5" } } } response = test_utils.post_request(url, data) self.assertEqual(response.status_code, requests.codes.ok) res = response.json() self.assertEqual(res['output']['configuration-response-common'][ 'response-code'], '200') self.assertEqual(res['output']['configuration-response-common'][ 'response-message'], 'Path is calculated by PCE') self.assertEqual(res['output']['gnpy-response'][0]['path-dir'], 'A-to-Z') self.assertEqual(res['output']['gnpy-response'][0]['feasibility'], True) self.assertEqual(res['output']['gnpy-response'][1]['path-dir'], 'Z-to-A') self.assertEqual(res['output']['gnpy-response'][1]['feasibility'], True) time.sleep(5) # Path computed by PCE is not feasible by GNPy and GNPy cannot find # another one (low SNR) def test_05_path_computation_FoundByPCE_NotFeasibleByGnpy(self): url = "{}/operations/transportpce-pce:path-computation-request" data = { "input": { "service-name": "service-2", "resource-reserve": "true", "pce-metric": "hop-count", "service-handler-header": { "request-id": "request-2" }, "service-a-end": { "node-id": "XPONDER-1", "service-rate": "100", "service-format": "Ethernet", "clli": "Node1" }, "service-z-end": { "node-id": "XPONDER-5", "service-rate": "100", "service-format": "Ethernet", "clli": "Node5" }, "hard-constraints": { "include_": { "ordered-hops": [ { "hop-number": "0", "hop-type": { "node-id": "OpenROADM-2" } }, { "hop-number": "1", "hop-type": { "node-id": "OpenROADM-3" } }, { "hop-number": "2", "hop-type": { "node-id": "OpenROADM-4" } } ] } } } } response = test_utils.post_request(url, data) self.assertEqual(response.status_code, requests.codes.ok) res = response.json() self.assertEqual(res['output']['configuration-response-common'][ 'response-code'], '500') self.assertEqual(res['output']['configuration-response-common'][ 'response-message'], 'No path available by PCE and GNPy ') self.assertEqual(res['output']['gnpy-response'][0]['path-dir'], 'A-to-Z') self.assertEqual(res['output']['gnpy-response'][0]['feasibility'], False) self.assertEqual(res['output']['gnpy-response'][1]['path-dir'], 'Z-to-A') self.assertEqual(res['output']['gnpy-response'][1]['feasibility'], False) time.sleep(5) # #PCE cannot find a path while GNPy finds a feasible one def test_06_path_computation_NotFoundByPCE_FoundByGNPy(self): url = "{}/operations/transportpce-pce:path-computation-request" data = { "input": { "service-name": "service-3", "resource-reserve": "true", "pce-metric": "hop-count", "service-handler-header": { "request-id": "request-3" }, "service-a-end": { "node-id": "XPONDER-1", "service-rate": "100", "service-format": "Ethernet", "clli": "Node1" }, "service-z-end": { "node-id": "XPONDER-4", "service-rate": "100", "service-format": "Ethernet", "clli": "Node5" }, "hard-constraints": { "include_": { "ordered-hops": [ { "hop-number": "0", "hop-type": { "node-id": "OpenROADM-2" } }, { "hop-number": "1", "hop-type": { "node-id": "OpenROADM-3" } } ] } } } } response = test_utils.post_request(url, data) self.assertEqual(response.status_code, requests.codes.ok) res = response.json() self.assertEqual(res['output']['configuration-response-common'][ 'response-code'], '200') self.assertEqual(res['output']['configuration-response-common'][ 'response-message'], 'Path is calculated by GNPy') self.assertEqual(res['output']['gnpy-response'][0]['path-dir'], 'A-to-Z') self.assertEqual(res['output']['gnpy-response'][0]['feasibility'], True) self.assertEqual(res['output']['gnpy-response'][1]['path-dir'], 'Z-to-A') self.assertEqual(res['output']['gnpy-response'][1]['feasibility'], True) time.sleep(5) # Not found path by PCE and GNPy cannot find another one def test_07_path_computation_FoundByPCE_NotFeasibleByGnpy(self): url = "{}/operations/transportpce-pce:path-computation-request" data = { "input": { "service-name": "service-4", "resource-reserve": "true", "pce-metric": "hop-count", "service-handler-header": { "request-id": "request-4" }, "service-a-end": { "node-id": "XPONDER-1", "service-rate": "100", "service-format": "Ethernet", "clli": "Node1" }, "service-z-end": { "node-id": "XPONDER-4", "service-rate": "100", "service-format": "Ethernet", "clli": "Node5" }, "hard-constraints": { "include_": { "ordered-hops": [ { "hop-number": "0", "hop-type": { "node-id": "OpenROADM-2" } }, { "hop-number": "1", "hop-type": { "node-id": "OpenROADM-3" } }, { "hop-number": "2", "hop-type": { "node-id": "OpenROADM-4" } }, { "hop-number": "3", "hop-type": { "node-id": "OpenROADM-3" } } ] } } } } response = test_utils.post_request(url, data) self.assertEqual(response.status_code, requests.codes.ok) res = response.json() self.assertEqual(res['output']['configuration-response-common'][ 'response-code'], '500') self.assertEqual(res['output']['configuration-response-common'][ 'response-message'], 'No path available by PCE and GNPy ') time.sleep(5) # Disconnect the different topologies def test_08_disconnect_openroadmTopology(self): response = test_utils.delete_request(test_utils.URL_CONFIG_ORDM_TOPO) self.assertEqual(response.status_code, requests.codes.ok) time.sleep(3) def test_09_disconnect_openroadmNetwork(self): url = "{}/config/ietf-network:networks/network/openroadm-network" response = test_utils.delete_request(url) self.assertEqual(response.status_code, requests.codes.ok) time.sleep(3) def test_10_disconnect_clliNetwork(self): url = "{}/config/ietf-network:networks/network/clli-network" response = test_utils.delete_request(url) self.assertEqual(response.status_code, requests.codes.ok) time.sleep(3) if __name__ == "__main__": # logging.basicConfig(filename='./transportpce_tests/log/response.log',filemode='w',level=logging.DEBUG) unittest.main(verbosity=2)