tests/transportpce_tests/pce/test03_gnpy.py

   1 #!/usr/bin/env python
   2
   3 ##############################################################################
   4 # Copyright (c) 2017 Orange, Inc. and others.  All rights reserved.
   5 #
   6 # All rights reserved. This program and the accompanying materials
   7 # are made available under the terms of the Apache License, Version 2.0
   8 # which accompanies this distribution, and is available at
   9 # http://www.apache.org/licenses/LICENSE-2.0
  10 ##############################################################################
  11
  12 # pylint: disable=no-member
  13 # pylint: disable=too-many-public-methods
  14
  15 import unittest
  16 import os
  17 # pylint: disable=wrong-import-order
  18 import sys
  19 import subprocess
  20 import time
  21 import requests
  22 sys.path.append('transportpce_tests/common/')
  23 # pylint: disable=wrong-import-position
  24 # pylint: disable=import-error
  25 import test_utils  # nopep8
  26
  27
  28 class TransportGNPYtesting(unittest.TestCase):
  29
  30     topo_cllinet_data = None
  31     topo_ordnet_data = None
  32     topo_ordtopo_data = None
  33     port_mapping_data = None
  34     processes = []
  35
  36     @classmethod
  37     def setUpClass(cls):
  38         # pylint: disable=bare-except
  39         sample_files_parsed = False
  40         try:
  41             TOPO_CLLINET_FILE = os.path.join(os.path.dirname(os.path.realpath(__file__)),
  42                                              "..", "..", "sample_configs", "gnpy", "clliNetwork.json")
  43             with open(TOPO_CLLINET_FILE, 'r', encoding='utf-8') as topo_cllinet:
  44                 cls.topo_cllinet_data = topo_cllinet.read()
  45
  46             TOPO_ORDNET_FILE = os.path.join(os.path.dirname(os.path.realpath(__file__)),
  47                                             "..", "..", "sample_configs", "gnpy", "openroadmNetwork.json")
  48             with open(TOPO_ORDNET_FILE, 'r', encoding='utf-8') as topo_ordnet:
  49                 cls.topo_ordnet_data = topo_ordnet.read()
  50
  51             TOPO_ORDTOPO_FILE = os.path.join(os.path.dirname(os.path.realpath(__file__)),
  52                                              "..", "..", "sample_configs", "gnpy", "openroadmTopology.json")
  53             with open(TOPO_ORDTOPO_FILE, 'r', encoding='utf-8') as topo_ordtopo:
  54                 cls.topo_ordtopo_data = topo_ordtopo.read()
  55             PORT_MAPPING_FILE = os.path.join(os.path.dirname(os.path.realpath(__file__)),
  56                                              "..", "..", "sample_configs", "gnpy", "gnpy_portmapping_121.json")
  57             with open(PORT_MAPPING_FILE, 'r', encoding='utf-8') as port_mapping:
  58                 cls.port_mapping_data = port_mapping.read()
  59             sample_files_parsed = True
  60         except PermissionError as err:
  61             print("Permission Error when trying to read sample files\n", err)
  62             sys.exit(2)
  63         except FileNotFoundError as err:
  64             print("File Not found Error when trying to read sample files\n", err)
  65             sys.exit(2)
  66         except:
  67             print("Unexpected error when trying to read sample files\n", sys.exc_info()[0])
  68             sys.exit(2)
  69         finally:
  70             if sample_files_parsed:
  71                 print("sample files content loaded")
  72
  73         with open('gnpy.log', 'w', encoding='utf-8') as outfile:
  74             print('starting GNPy REST server...')
  75             # pylint: disable=consider-using-with
  76             test_utils.process_list.append(subprocess.Popen(
  77                 ['gnpy-rest'], stdout=outfile, stderr=outfile, stdin=None))
  78         cls.processes = test_utils.start_tpce()
  79
  80     @classmethod
  81     def tearDownClass(cls):
  82         # pylint: disable=not-an-iterable
  83         for process in cls.processes:
  84             test_utils.shutdown_process(process)
  85         print("all processes killed")
  86
  87     def setUp(self):
  88         time.sleep(2)
  89
  90      # Load port mapping
  91     def test_00_load_port_mapping(self):
  92         response = test_utils.rawpost_request(test_utils.URL_FULL_PORTMAPPING, self.port_mapping_data)
  93         self.assertEqual(response.status_code, requests.codes.no_content)
  94         time.sleep(2)
  95
  96     # Mount the different topologies
  97     def test_01_connect_clliNetwork(self):
  98         response = test_utils.rawput_request(test_utils.URL_CONFIG_CLLI_NET, self.topo_cllinet_data)
  99         self.assertEqual(response.status_code, requests.codes.ok)
 100         time.sleep(3)
 101
 102     def test_02_connect_openroadmNetwork(self):
 103         response = test_utils.rawput_request(test_utils.URL_CONFIG_ORDM_NET, self.topo_ordnet_data)
 104         self.assertEqual(response.status_code, requests.codes.ok)
 105         time.sleep(3)
 106
 107     def test_03_connect_openroadmTopology(self):
 108         response = test_utils.rawput_request(test_utils.URL_CONFIG_ORDM_TOPO, self.topo_ordtopo_data)
 109         self.assertEqual(response.status_code, requests.codes.ok)
 110         time.sleep(3)
 111
 112     # Path computed by PCE is feasible according to Gnpy
 113     def test_04_path_computation_FeasibleWithPCE(self):
 114         response = test_utils.path_computation_request("request-1", "service-1",
 115                                                        {"node-id": "XPONDER-1", "service-rate": "100",
 116                                                            "service-format": "Ethernet", "clli": "Node1"},
 117                                                        {"node-id": "XPONDER-5", "service-rate": "100",
 118                                                            "service-format": "Ethernet", "clli": "Node5"})
 119         self.assertEqual(response.status_code, requests.codes.ok)
 120         res = response.json()
 121         self.assertEqual(res['output']['configuration-response-common'][
 122             'response-code'], '200')
 123         self.assertEqual(res['output']['configuration-response-common'][
 124             'response-message'],
 125             'Path is calculated by PCE')
 126         self.assertIn('A-to-Z',
 127                       [res['output']['gnpy-response'][0]['path-dir'],
 128                        res['output']['gnpy-response'][1]['path-dir']])
 129         self.assertIn('Z-to-A',
 130                       [res['output']['gnpy-response'][0]['path-dir'],
 131                        res['output']['gnpy-response'][1]['path-dir']])
 132         self.assertEqual(res['output']['gnpy-response'][0]['feasibility'], True)
 133         self.assertEqual(res['output']['gnpy-response'][1]['feasibility'], True)
 134         time.sleep(5)
 135
 136     # Path computed by PCE is not feasible by GNPy and GNPy cannot find
 137     # another one (low SNR)
 138     def test_05_path_computation_FoundByPCE_NotFeasibleByGnpy(self):
 139         response = test_utils.path_computation_request("request-2", "service-2",
 140                                                        {"node-id": "XPONDER-1", "service-rate": "100",
 141                                                            "service-format": "Ethernet", "clli": "Node1"},
 142                                                        {"node-id": "XPONDER-5", "service-rate": "100",
 143                                                            "service-format": "Ethernet", "clli": "Node5"},
 144                                                        {"include": {"node-id": [
 145                                                            "OpenROADM-2", "OpenROADM-3", "OpenROADM-4"]}})
 146         self.assertEqual(response.status_code, requests.codes.ok)
 147         res = response.json()
 148         self.assertEqual(res['output']['configuration-response-common'][
 149             'response-code'], '500')
 150         self.assertEqual(res['output']['configuration-response-common'][
 151             'response-message'],
 152             'No path available by PCE and GNPy ')
 153         self.assertIn('A-to-Z',
 154                       [res['output']['gnpy-response'][0]['path-dir'],
 155                        res['output']['gnpy-response'][1]['path-dir']])
 156         self.assertIn('Z-to-A',
 157                       [res['output']['gnpy-response'][0]['path-dir'],
 158                        res['output']['gnpy-response'][1]['path-dir']])
 159         self.assertEqual(res['output']['gnpy-response'][0]['feasibility'],
 160                          False)
 161         self.assertEqual(res['output']['gnpy-response'][1]['feasibility'],
 162                          False)
 163         time.sleep(5)
 164
 165     # #PCE cannot find a path while GNPy finds a feasible one
 166     def test_06_path_computation_NotFoundByPCE_FoundByGNPy(self):
 167         response = test_utils.path_computation_request("request-3", "service-3",
 168                                                        {"node-id": "XPONDER-1", "service-rate": "100",
 169                                                            "service-format": "Ethernet", "clli": "Node1"},
 170                                                        {"node-id": "XPONDER-4", "service-rate": "100",
 171                                                            "service-format": "Ethernet", "clli": "Node5"},
 172                                                        {"include": {"node-id": [
 173                                                            "OpenROADM-2", "OpenROADM-3"]}})
 174         self.assertEqual(response.status_code, requests.codes.ok)
 175         res = response.json()
 176         self.assertEqual(res['output']['configuration-response-common'][
 177             'response-code'], '200')
 178         self.assertEqual(res['output']['configuration-response-common'][
 179             'response-message'],
 180             'Path is calculated by GNPy')
 181         self.assertIn('A-to-Z',
 182                       [res['output']['gnpy-response'][0]['path-dir'],
 183                        res['output']['gnpy-response'][1]['path-dir']])
 184         self.assertIn('Z-to-A',
 185                       [res['output']['gnpy-response'][0]['path-dir'],
 186                        res['output']['gnpy-response'][1]['path-dir']])
 187         self.assertEqual(res['output']['gnpy-response'][1]['feasibility'], True)
 188         self.assertEqual(res['output']['gnpy-response'][0]['feasibility'], True)
 189         time.sleep(5)
 190
 191     # Not found path by PCE and GNPy cannot find another one
 192     def test_07_path_computation_FoundByPCE_NotFeasibleByGnpy(self):
 193         response = test_utils.path_computation_request("request-4", "service-4",
 194                                                        {"node-id": "XPONDER-1", "service-rate": "400",
 195                                                            "service-format": "Ethernet", "clli": "Node1"},
 196                                                        {"node-id": "XPONDER-4", "service-rate": "400",
 197                                                            "service-format": "Ethernet", "clli": "Node4"},
 198                                                        {"include": {"node-id": [
 199                                                            "OpenROADM-3", "OpenROADM-2",
 200                                                            "OpenROADM-5"]}})
 201         self.assertEqual(response.status_code, requests.codes.ok)
 202         res = response.json()
 203         self.assertEqual(res['output']['configuration-response-common'][
 204             'response-code'], '500')
 205         self.assertEqual(res['output']['configuration-response-common'][
 206             'response-message'],
 207             'No path available by PCE and GNPy ')
 208         time.sleep(5)
 209
 210     # Disconnect the different topologies
 211     def test_08_disconnect_openroadmTopology(self):
 212         response = test_utils.delete_request(test_utils.URL_CONFIG_ORDM_TOPO)
 213         self.assertEqual(response.status_code, requests.codes.ok)
 214         time.sleep(3)
 215
 216     def test_09_disconnect_openroadmNetwork(self):
 217         response = test_utils.delete_request(test_utils.URL_CONFIG_ORDM_NET)
 218         self.assertEqual(response.status_code, requests.codes.ok)
 219         time.sleep(3)
 220
 221     def test_10_disconnect_clliNetwork(self):
 222         response = test_utils.delete_request(test_utils.URL_CONFIG_CLLI_NET)
 223         self.assertEqual(response.status_code, requests.codes.ok)
 224         time.sleep(3)
 225
 226     # Delete portmapping
 227     def test_11_delete_port_mapping(self):
 228         response = test_utils.delete_request(test_utils.URL_FULL_PORTMAPPING)
 229         self.assertEqual(response.status_code, requests.codes.ok)
 230         time.sleep(2)
 231
 232
 233 if __name__ == "__main__":
 234     # logging.basicConfig(filename='./transportpce_tests/log/response.log',filemode='w',level=logging.DEBUG)
 235     unittest.main(verbosity=2)