testsuites/posca/testcase_script/posca_factor_system_bandwidth.py

   1 #!/usr/bin/env python
   2 ##############################################################################
   3 # Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
   4 #
   5 # All rights reserved. This program and the accompanying materials
   6 # are made available under the terms of the Apache License, Version 2.0
   7 # which accompanies this distribution, and is available at
   8 # http://www.apache.org/licenses/LICENSE-2.0
   9 ##############################################################################
  10 '''This file realize the function of run systembandwidth script.
  11 for example this contain two part first run_script,
  12 second is algorithm, this part is about how to judge the bottlenecks.
  13 This test is using yardstick as a tool to begin test.'''
  14
  15 import os
  16 import time
  17 import utils.logger as log
  18 import utils.infra_setup.runner.yardstick as Runner
  19 # --------------------------------------------------
  20 # logging configuration
  21 # --------------------------------------------------
  22 LOG = log.Logger(__name__)
  23
  24 test_dict = {
  25     "action": "runTestCase",
  26     "args": {
  27         "opts": {
  28             "task-args": {}
  29         },
  30         "testcase": "netperf_bottlenecks"
  31     }
  32 }
  33
  34
  35 def env_pre():
  36     Runner.Create_Incluxdb()
  37
  38
  39 def do_test(test_config, con_dic):
  40     test_dict['args']['opts']['task-args'] = test_config
  41     Task_id = Runner.Send_Data(test_dict, con_dic['runner_config'])
  42     time.sleep(con_dic['test_config']['test_time'])
  43     Data_Reply = Runner.Get_Reply(con_dic['runner_config'], Task_id)
  44     test_date = Data_Reply[con_dic['runner_config']['testcase']][0]
  45     return test_date
  46
  47
  48 def run(con_dic):
  49     data = {}
  50     rx_pkt_a = con_dic['test_config']['rx_pkt_sizes'].split(',')
  51     tx_pkt_a = con_dic['test_config']['tx_pkt_sizes'].split(',')
  52     data["rx_pkt_sizes"] = rx_pkt_a
  53     data["tx_pkt_sizes"] = tx_pkt_a
  54     con_dic["result_file"] = os.path.dirname(
  55         os.path.abspath(__file__)) + "/test_case/result"
  56     date_id = 0
  57     cur_role_result = 1
  58     pre_role_result = 1
  59     pre_reply = {}
  60     data_return = {}
  61     data_max = {}
  62     data_return["throughput"] = 1
  63     for test_x in data["tx_pkt_sizes"]:
  64         data_max["throughput"] = 1
  65         bandwidth_tmp = 1
  66         for test_y in data["rx_pkt_sizes"]:
  67             test_config = {
  68                 "tx_msg_size": float(test_x),
  69                 "rx_msg_size": float(test_y),
  70                 "test_time": con_dic['test_config']['test_time']
  71             }
  72             date_id = date_id + 1
  73             data_reply = do_test(test_config, con_dic)
  74             bandwidth = float(data_reply["throughput"])
  75             if (data_max["throughput"] < bandwidth):
  76                 data_max = data_reply
  77             if (abs(bandwidth_tmp - bandwidth) / bandwidth_tmp < 0.025):
  78                 print(pre_reply)
  79                 break
  80             else:
  81                 pre_reply = data_reply
  82                 bandwidth_tmp = bandwidth
  83         cur_role_result = float(pre_reply["throughput"])
  84         if (abs(pre_role_result - cur_role_result) / pre_role_result < 0.025):
  85             print("date_id is %d,package return at line 111\n" % date_id)
  86         if data_return["throughput"] < data_max["throughput"]:
  87             data_return = data_max
  88         pre_role_result = cur_role_result
  89     print("date_id is %d,id return success\n" % date_id)
  90     return data_return
  91
  92
  93 def main():
  94     run(con_dic)
  95
  96
  97 if __name__ == '__main__':
  98     main()
  99