testsuites/posca/testcase_script/posca_factor_tx_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, input_3, input_4, input_5):
  50     save_dic = {}
  51     save_dic['tx_pkt_size'] = input_1
  52     save_dic['rx_cache_size'] = input_2
  53     save_dic['throughput '] = input_3
  54     save_dic['latency'] = input_4
  55     save_dic['cpu_load'] = input_5
  56     with open("/home/opnfv/bottlenecks/testsuites/posca/test_result/\
  57             factor_tx_cache_size_%s.json" % (time_new), "a") as f:
  58         f.write(json.dumps(save_dic, f))
  59         f.write("\n")
  60
  61
  62 def posca_config_read(config_str):
  63     print("========== posca system bandwidth config read ===========")
  64     con_dic = {}
  65     config = ConfigParser.ConfigParser()
  66     with open(config_str, "rd") as cfgfile:
  67         config.readfp(cfgfile)
  68         con_dic['test_ip'] = config.get("config", "test_ip")
  69         con_dic['test_throughput'] = config.get("config", "throughput")
  70         con_dic['test_tool'] = config.get("config", "tool")
  71         con_dic['test_time'] = config.get("config", "test_time")
  72         con_dic['test_protocol'] = config.get("config", "protocol")
  73         con_dic['test_pkt_s'] = config.get("config", "pkt sizes")
  74         con_dic['test_tx_cache_s'] = config.get("config", "tx cache sizes")
  75         con_dic['test_rx_cache_s'] = config.get("config", "rx cache sizes")
  76         con_dic['test_cpu_load'] = config.get("config", "cpu load")
  77         con_dic['test_latency'] = config.get("config", "latency")
  78
  79     return con_dic
  80
  81
  82 def posca_run(con_dic):
  83     print("========== run posca system bandwidth ===========")
  84
  85     test_pkt_s_a = con_dic['test_pkt_s'].split(',')
  86     test_rx_cache_s_a = con_dic['test_rx_cache_s'].split(',')
  87     test_tx_cache_s_e = con_dic['test_tx_cache_s'].split(',')
  88     time_new = time.strftime('%H_%M', time.localtime(time.time()))
  89     bandwidth_tmp = 1
  90
  91     for test_pkt_s_e in test_pkt_s_a:
  92         for test_rx_cache_s_e in test_rx_cache_s_a:
  93             print("Package size %s") % (test_pkt_s_e)
  94             order_excute = os.popen("%s %s http://%s/api/v3/yardstick/\
  95                     tasks/task %s %s %s" % (cmd, order_arg, con_dic['test_ip'],
  96                                             test_pkt_s_e, test_rx_cache_s_e,
  97                                             test_tx_cache_s_e))
  98             order_result = order_excute.read()
  99             task_id = order_result.find("task_id")
 100             time.sleep(con_dic['test_time'])
 101             cmd_excute = os.popen("%s http://%s/api/v3/yardstick/testre\
 102                     sults?task_id=%s" % (cmd, con_dic['test_ip'], task_id))
 103             test_result = cmd_excute.read()
 104             bandwidth = test_result.find("bandwidth")
 105             cpu_load = test_result.find("cpu_load")
 106             latency = test_result.find("latency")
 107             posca_output_result(time_new, test_pkt_s_e, test_rx_cache_s_e,
 108                                 bandwidth, latency, cpu_load)
 109             if (abs(bandwidth - con_dic['test_throughput']) / con_dic['test_\
 110                         throughput'] > 0.05) and (latency < con_dic['test_\
 111                         latency']) and (cpu_load < con_dic['test_cpu_load']):
 112                 if (abs(bandwidth_tmp - bandwidth) / bandwidth < 0.05):
 113                     return True
 114                 else:
 115                     print("%s,%s") % (bandwidth, test_rx_cache_s_e)
 116             else:
 117                 print("%s,%s") % (bandwidth, test_rx_cache_s_e)
 118                 return False
 119
 120
 121 def main():
 122     if not (args.conf):
 123         logger.error("Configuration files do not exist for\
 124                     the specified testcases")
 125         os.exit(-1)
 126     else:
 127         testcase_cfg = args.conf
 128
 129     con_dic = posca_config_read(testcase_cfg)
 130     posca_env_check()
 131     posca_run(con_dic)
 132
 133     time.sleep(5)
 134
 135 if __name__ == '__main__':
 136     main()