VNFs/DPPD-PROX/helper-scripts/rapid/rapid_parser.py

   1 #!/usr/bin/python
   2
   3 ##
   4 ## Copyright (c) 2020 Intel Corporation
   5 ##
   6 ## Licensed under the Apache License, Version 2.0 (the "License");
   7 ## you may not use this file except in compliance with the License.
   8 ## You may obtain a copy of the License at
   9 ##
  10 ##     http://www.apache.org/licenses/LICENSE-2.0
  11 ##
  12 ## Unless required by applicable law or agreed to in writing, software
  13 ## distributed under the License is distributed on an "AS IS" BASIS,
  14 ## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15 ## See the License for the specific language governing permissions and
  16 ## limitations under the License.
  17 ##
  18
  19 from rapid_log import RapidLog
  20 from past.utils import old_div
  21 try:
  22     import configparser
  23 except ImportError:
  24     # Python 2.x fallback
  25     import ConfigParser as configparser
  26 import ast
  27
  28 class RapidConfigParser(object):
  29     """
  30     Class to deal with rapid configuration files
  31     """
  32     @staticmethod
  33     def parse_config(test_params):
  34         testconfig = configparser.RawConfigParser()
  35         testconfig.read(test_params['test_file'])
  36         test_params['required_number_of_test_machines'] = int(testconfig.get(
  37             'TestParameters', 'total_number_of_test_machines'))
  38         test_params['number_of_tests'] = int(testconfig.get('TestParameters',
  39             'number_of_tests'))
  40         test_params['TestName'] = testconfig.get('TestParameters', 'name')
  41         if testconfig.has_option('TestParameters', 'lat_percentile'):
  42             test_params['lat_percentile'] = old_div(float(
  43                 testconfig.get('TestParameters', 'lat_percentile')),100.0)
  44         else:
  45             test_params['lat_percentile'] = 0.99
  46         RapidLog.info('Latency percentile at {:.0f}%'.format(
  47             test_params['lat_percentile']*100))
  48         if testconfig.has_option('TestParameters', 'ipv6'):
  49             test_params['ipv6'] = testconfig.getboolean('TestParameters','ipv6')
  50         else:
  51             test_params['ipv6'] = False
  52         config = configparser.RawConfigParser()
  53         config.read(test_params['environment_file'])
  54         test_params['vim_type'] = config.get('Varia', 'vim')
  55         test_params['key'] = config.get('ssh', 'key')
  56         test_params['user'] = config.get('ssh', 'user')
  57         test_params['total_number_of_machines'] = int(config.get('rapid',
  58             'total_number_of_machines'))
  59         tests = []
  60         test = {}
  61         for test_index in range(1, test_params['number_of_tests']+1):
  62             test.clear()
  63             section = 'test%d'%test_index
  64             options = testconfig.options(section)
  65             for option in options:
  66                 if option in ['imix','imixs','flows']:
  67                     test[option] = ast.literal_eval(testconfig.get(section,
  68                         option))
  69                 elif option in ['maxframespersecondallingress','stepsize',
  70                         'flowsize']:
  71                     test[option] = int(testconfig.get(section, option))
  72                 elif option in ['startspeed', 'step', 'drop_rate_threshold',
  73                         'lat_avg_threshold','lat_perc_threshold',
  74                         'lat_max_threshold','accuracy','maxr','maxz',
  75                         'pass_threshold']:
  76                     test[option] = float(testconfig.get(section, option))
  77                 else:
  78                     test[option] = testconfig.get(section, option)
  79             tests.append(dict(test))
  80         for test in tests:
  81             if test['test'] in ['flowsizetest','TST009test']:
  82                 if 'drop_rate_threshold' not in test.keys():
  83                     test['drop_rate_threshold'] = 0
  84         test_params['tests'] = tests
  85         if test_params['required_number_of_test_machines'] > test_params[
  86                 'total_number_of_machines']:
  87             RapidLog.exception("Not enough VMs for this test: %d needed and only %d available" % (required_number_of_test_machines,total_number_of_machines))
  88             raise Exception("Not enough VMs for this test: %d needed and only %d available" % (required_number_of_test_machines,total_number_of_machines))
  89         machine_map = configparser.RawConfigParser()
  90         machine_map.read(test_params['machine_map_file'])
  91         machines = []
  92         machine = {}
  93         for test_machine in range(1, test_params['required_number_of_test_machines']+1):
  94             machine.clear()
  95             if not(testconfig.has_option('TestM%d'%test_machine, 'prox_socket')
  96                     and not testconfig.getboolean('TestM%d'%test_machine,
  97                         'prox_socket')):
  98                 section = 'TestM%d'%test_machine
  99                 options = testconfig.options(section)
 100                 for option in options:
 101                     if option in ['prox_socket','prox_launch_exit','monitor']:
 102                         machine[option] = testconfig.getboolean(section, option)
 103                     elif option in ['cores', 'gencores','latcores']:
 104                         machine[option] = ast.literal_eval(testconfig.get(
 105                             section, option))
 106                     elif option in ['bucket_size_exp']:
 107                         machine[option] = int(testconfig.get(section, option))
 108                     else:
 109                         machine[option] = testconfig.get(section, option)
 110                     for key in ['prox_socket','prox_launch_exit']:
 111                        if key not in machine.keys():
 112                            machine[key] = True
 113                 if 'monitor' not in machine.keys():
 114                     machine['monitor'] = True
 115                 index = int(machine_map.get('TestM%d'%test_machine,
 116                     'machine_index'))
 117                 section = 'M%d'%index
 118                 options = config.options(section)
 119                 for option in options:
 120                     machine[option] = config.get(section, option)
 121                 machines.append(dict(machine))
 122         for machine in machines:
 123             dp_ports = []
 124             if 'dest_vm' in machine.keys():
 125                 index = 1
 126                 while True:
 127                     dp_ip_key = 'dp_ip{}'.format(index)
 128                     dp_mac_key = 'dp_mac{}'.format(index)
 129                     if dp_ip_key in machines[int(machine['dest_vm'])-1].keys() and \
 130                             dp_mac_key in machines[int(machine['dest_vm'])-1].keys():
 131                         dp_port = {'ip': machines[int(machine['dest_vm'])-1][dp_ip_key],
 132                                 'mac' : machines[int(machine['dest_vm'])-1][dp_mac_key]}
 133                         dp_ports.append(dict(dp_port))
 134                         index += 1
 135                     else:
 136                         break
 137                     machine['dest_ports'] = list(dp_ports)
 138             gw_ips = []
 139             if 'gw_vm' in machine.keys():
 140                 index = 1
 141                 while True:
 142                     gw_ip_key = 'dp_ip{}'.format(index)
 143                     if gw_ip_key in machines[int(machine['gw_vm'])-1].keys():
 144                         gw_ip = machines[int(machine['gw_vm'])-1][gw_ip_key]
 145                         gw_ips.append(gw_ip)
 146                         index += 1
 147                     else:
 148                         break
 149                     machine['gw_ips'] = list(gw_ips)
 150         test_params['machines'] = machines
 151         return (test_params)