testsuites/posca/testcase_script/posca_factor_rx_cache_size.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,
  50                         input_3, input_4, input_5):
  51     save_dic = {}
  52     save_dic['tx_pkt_size'] = input_1
  53     save_dic['tx_cache_size'] = input_2
  54     save_dic['throughput '] = input_3
  55     save_dic['latency'] = input_4
  56     save_dic['cpu_load'] = input_5
  57     with open("/home/opnfv/bottlenecks/testsuites/posca/test_result/\
  58             factor_tx_cache_size_%s.json" % (time_new), "a") as f:
  59         f.write(json.dumps(save_dic, f))
  60         f.write("\n")
  61
  62
  63 def posca_config_read(config_str):
  64     print("========== posca system bandwidth config read ===========")
  65
  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_throughput'] = config.get("config", "throughput")
  72         con_dic['test_tool'] = config.get("config", "tool")
  73         con_dic['test_time'] = config.get("config", "test_time")
  74         con_dic['test_protocol'] = config.get("config", "protocol")
  75         con_dic['test_pkt_s'] = config.get("config", "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_pkt_s_a = con_dic['test_pkt_s'].split(',')
  88     test_tx_cache_s_a = con_dic['test_tx_cache_s'].split(',')
  89     test_rx_cache_s_a = con_dic['test_rx_cache_s'].split(',')
  90     time_new = time.strftime('%H_%M', time.localtime(time.time()))
  91     bandwidth_tmp = 1
  92
  93     for test_pkt_s_e in test_pkt_s_a:
  94         for test_tx_cache_s_e in test_tx_cache_s_a:
  95             print("Package size %s") % (test_pkt_s_e)
  96             order_excute = os.popen("%s %s http://%s/api/v3/yardstick/\
  97                     tasks/task %s %s %s" % (cmd, order_arg, con_dic['test_ip'],
  98                                             test_pkt_s_e, test_rx_cache_s_a,
  99                                             test_tx_cache_s_e))
 100             order_result = order_excute.read()
 101             task_id = order_result.find("task_id")
 102             time.sleep(con_dic['test_time'])
 103             cmd_excute = os.popen("%s http://%s/api/v3/yardstick/testre\
 104                     sults?task_id=%s" % (cmd, con_dic['test_ip'], task_id))
 105             test_result = cmd_excute.read()
 106             bandwidth = test_result.find("bandwidth")
 107             cpu_load = test_result.find("cpu_load")
 108             latency = test_result.find("latency")
 109             posca_output_result(time_new, test_pkt_s_e, test_rx_cache_s_a,
 110                                 bandwidth, latency, cpu_load)
 111             if (cpu_load < con_dic['test_cpu_load\
 112             ']) and (latency < con_dic['test_latency']):
 113                 if (abs(bandwidth_tmp - bandwidth) / bandwidth < 0.05):
 114                     return True
 115                 else:
 116                     print("%s,%s") % (bandwidth, test_tx_cache_s_e)
 117             else:
 118                 print("%s,%s") % (bandwidth, test_tx_cache_s_e)
 119                 return False
 120
 121
 122 def main():
 123     if not (args.conf):
 124         logger.error("Configuration files do not exist \
 125                     for the specified testcases")
 126         os.exit(-1)
 127     else:
 128         testcase_cfg = args.conf
 129
 130     con_dic = posca_config_read(testcase_cfg)
 131     posca_env_check()
 132     posca_run(con_dic)
 133
 134     time.sleep(5)
 135
 136 if __name__ == '__main__':
 137     main()