testsuites/posca/testcase_script/posca_factor_system_bandwidth.py

   1 #!/usr/bin/env python
   2 ##############################################################################
   3 # Copyright (c) 2016 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
  11 import os
  12 import argparse
  13 import time
  14 import logging
  15 import ConfigParser
  16 import json
  17
  18 # ------------------------------------------------------
  19 # parser for configuration files in each test case
  20 # ------------------------------------------------------
  21 parser = argparse.ArgumentParser()
  22 parser.add_argument("-c", "--conf",
  23                     help="configuration files for the testcase,\
  24                         in yaml format",
  25                     default="/home/opnfv/bottlenecks/testsuites/posca/\
  26                         testcase_cfg/posca_factor_tx_pkt_size.yaml")
  27 args = parser.parse_args()
  28
  29 cmd = "curl -i"
  30 order_arg = "-H \"Content-Type: application/json\" -X POST -d \'{\"cmd\": \
  31             \"start\", \"opts\":{\"output-file\": \"/tem/yardstick.out\"}, \
  32             \"args\": \"../samples/netperf.yaml\"}'"
  33
  34 # --------------------------------------------------
  35 # logging configuration
  36 # --------------------------------------------------
  37 logger = logging.getLogger(__name__)
  38
  39
  40 def posca_env_check():
  41     print("========== posca system bandwidth env check ===========")
  42     filepath = r"/home/opnfv/bottlenecks/testsuites/posca/test_result/"
  43     if os.path.exists(filepath):
  44         return True
  45     else:
  46         os.mkdirs(r'/home/opnfv/bottlenecks/testsuites/posca/test_result/')
  47
  48
  49 def posca_output_result(time_new, input_1, input_2, input_3,
  50                         input_4, input_5, input_6):
  51     save_dic = {}
  52     save_dic['tx_pkt_size'] = input_1
  53     save_dic['rx_cache_size'] = input_2
  54     save_dic['tx_cache_size'] = input_3
  55     save_dic['throughput '] = input_4
  56     save_dic['latency'] = input_5
  57     save_dic['cpu_load'] = input_6
  58     with open("/home/opnfv/bottlenecks/testsuites/posca/test_result/\
  59             factor_tx_cache_size_%s.json" % (time_new), "a") as f:
  60         f.write(json.dumps(save_dic, f))
  61         f.write("\n")
  62
  63
  64 def posca_config_read(config_str):
  65     print("========== posca system bandwidth config read ===========")
  66     con_dic = {}
  67     config = ConfigParser.ConfigParser()
  68     with open(config_str, "rd") as cfgfile:
  69         config.readfp(cfgfile)
  70         con_dic['test_ip'] = config.get("config", "test_ip")
  71         con_dic['test_tool'] = config.get("config", "tool")
  72         con_dic['test_time'] = config.get("config", "test_time")
  73         con_dic['test_protocol'] = config.get("config", "protocol")
  74         con_dic['test_tx_pkt_s'] = config.get("config", "tx pkt sizes")
  75         con_dic['test_rx_pkt_s'] = config.get("config", "rx pkt sizes")
  76         con_dic['test_tx_cache_s'] = config.get("config", "tx cache sizes")
  77         con_dic['test_rx_cache_s'] = config.get("config", "rx cache sizes")
  78         con_dic['test_cpu_load'] = config.get("config", "cpu load")
  79         con_dic['test_latency'] = config.get("config", "latency")
  80
  81     return con_dic
  82
  83
  84 def posca_run(con_dic):
  85     print("========== run posca system bandwidth ===========")
  86
  87     test_rx_pkt_s_e = 87380
  88     test_tx_pkt_s_a = con_dic['test_tx_pkt_s'].split(',')
  89     test_tx_cache_s_a = con_dic['test_tx_cache_s'].split(',')
  90     test_rx_cache_s_a = con_dic['test_rx_cache_s'].split(',')
  91     time_new = time.strftime('%H_%M', time.localtime(time.time()))
  92     bandwidth_tmp = 1
  93
  94     for test_rx_cache_s_e in test_rx_cache_s_a:
  95         for test_tx_cache_s_e in test_tx_cache_s_a:
  96             for test_tx_pkt_s_e in test_tx_pkt_s_a:
  97                 print("%s,%s,%s") % (test_tx_pkt_s_e, test_rx_cache_s_e,
  98                                      test_tx_cache_s_e)
  99                 order_excute = os.popen("%s %s http://%s/api/v3/yardstick/\
 100                     tasks/task %s %s %s" % (cmd, order_arg, con_dic['test_ip'],
 101                                             test_rx_pkt_s_e, test_rx_cache_s_e,
 102                                             test_tx_cache_s_e))
 103                 order_result = order_excute.read()
 104                 task_id = order_result.find("task_id")
 105                 time.sleep(con_dic['test_time'])
 106                 cmd_excute = os.popen("%s http://%s/api/v3/yardstick/testre\
 107                     sults?task_id=%s" % (cmd, con_dic['test_ip'], task_id))
 108                 bandwidth = cmd_excute.find("bandwidth")
 109                 cpu_load = cmd_excute.find("cpu_load")
 110                 latency = cmd_excute.find("latency")
 111                 posca_output_result(time_new, test_rx_pkt_s_e,
 112                                     test_rx_cache_s_e,
 113                                     bandwidth, latency, cpu_load)
 114                 if (cpu_load < con_dic['test_cpu_load\
 115                         ']) and (latency < con_dic['test_latency']):
 116                     if (abs(bandwidth_tmp-bandwidth)/bandwidth < 0.05):
 117                         print("%s,%s,%s,%s,%s,%s") % (test_rx_pkt_s_e,
 118                                                       test_rx_cache_s_e,
 119                                                       test_tx_cache_s_e,
 120                                                       bandwidth,
 121                                                       latency,
 122                                                       cpu_load)
 123                         return True
 124                     else:
 125                         bandwidth_tmp = bandwidth
 126                 else:
 127                     print("%s,%s,%s,%s,%s,%s") % (test_rx_pkt_s_e,
 128                                                   test_rx_cache_s_e,
 129                                                   test_tx_cache_s_e,
 130                                                   bandwidth,
 131                                                   latency,
 132                                                   cpu_load)
 133                     return True
 134
 135
 136 def main():
 137     if not (args.conf):
 138         logger.error("Configuration files do not exist for \
 139                     the specified testcases")
 140         os.exit(-1)
 141     else:
 142         testcase_cfg = args.conf
 143
 144     con_dic = posca_config_read(testcase_cfg)
 145     posca_env_check()
 146     posca_run(con_dic)
 147
 148     time.sleep(5)
 149
 150 if __name__ == '__main__':
 151     main()