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#!/usr/bin/env python
##############################################################################
# Copyright (c) 2016 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import os
import argparse
import time
import logging
import ConfigParser
import json
#------------------------------------------------------
# parser for configuration files in each test case
# ------------------------------------------------------
parser = argparse.ArgumentParser()
parser.add_argument("-c", "--conf",
help="configuration files for the testcase, in yaml format",
default="/home/opnfv/bottlenecks/testsuites/posca/testcase_cfg/posca_factor_rx_pkt_size.yaml")
args = parser.parse_args()
cmd="curl -i"
order_arg="-H \"Content-Type: application/json\" -X POST -d \'{\"cmd\": \"start\", \"opts\":{\"output-file\": \"/tem/yardstick.out\"}, \"args\": \"../samples/netperf.yaml\"}'"
#--------------------------------------------------
# logging configuration
#--------------------------------------------------
logger = logging.getLogger(__name__)
def posca_env_check():
print "========== posca system bandwidth env check ==========="
if os.path.exists(r'/home/opnfv/bottlenecks/testsuites/posca/test_result/'):
return True
else:
os.mkdirs(r'/home/opnfv/bottlenecks/testsuites/posca/test_result/')
def posca_output_result(time_new,input_1,input_2,input_3,input_4,input_5,input_6):
save_dic={}
save_dic['tx_pkt_size']=input_1
save_dic['rx_cache_size']=input_2
save_dic['tx_cache_size']=input_3
save_dic['throughput']=input_4
save_dic['latency']=input_5
save_dic['cpu_load']=input_6
with open("/home/opnfv/bottlenecks/testsuites/posca/test_result/factor_rx_pkt_size_%s.json"%(time_new),"a") as f:
f.write(json.dumps(save_dic,f))
f.write("\n")
def posca_config_read(config_str):
print "========== posca system bandwidth config read ==========="
con_dic = {}
config = ConfigParser.ConfigParser()
with open(config_str,"rd") as cfgfile:
config.readfp(cfgfile)
con_dic['test_ip']=config.get("config","test_ip")
con_dic['test_tool']=config.get("config","tool")
con_dic['test_time']=config.get("config","test_time")
con_dic['test_protocol']=config.get("config","protocol")
con_dic['test_tx_pkt_s']=config.get("config","tx pkt sizes")
con_dic['test_rx_pkt_s']=config.get("config","rx pkt sizes")
con_dic['test_tx_cache_s']=config.get("config","tx cache sizes")
con_dic['test_rx_cache_s']=config.get("config","rx cache sizes")
con_dic['test_cpu_load']=config.get("config","cpu load")
con_dic['test_latency']=config.get("config","latency")
return con_dic
def posca_run(con_dic):
print "========== run posca system bandwidth ==========="
test_tx_pkt_s_a = con_dic['test_tx_pkt_s'].split(',')
test_tx_cache_s_a = con_dic['test_tx_cache_s'].split(',')
test_rx_cache_s_a = con_dic['test_rx_cache_s'].split(',')
time_new = time.strftime('%H_%M',time.localtime(time.time()))
bandwidth_tmp = 1
for test_rx_cache_s_e in test_rx_cache_s_a:
for test_tx_cache_s_e in test_tx_cache_s_a:
for test_tx_pkt_s_e in test_tx_pkt_s_a:
print "%s,%s,%s"%(test_tx_pkt_s_e,test_tx_cache_s_e,test_rx_cache_s_e)
order_excute = os.popen("%s %s http://%s/api/v3/yardstick/tasks/task %s %s %s"%(cmd,order_arg,con_dic['test_ip'],test_tx_pkt_s_e,test_rx_cache_s_e,test_tx_cache_s_e))
order_result = order_excute.read()
task_id = order_result.find("task_id")
time.sleep(con_dic['test_time'])
cmd_excute = os.popen( "%s http://%s/api/v3/yardstick/testresults?task_id=%s"%(cmd,con_dic['test_ip'],task_id))
test_result = cmd_excute.read()
bandwidth = test_result.find("bandwidth")
cpu_load = test_result.find("cpu_load")
latency = test_result.find("latency")
posca_output_result(time_new,test_tx_pkt_s_e,test_rx_cache_s_e,test_tx_cache_s_e,bandwidth,latency,cpu_load)
if (abs(bandwidth-con_dic['test_throughput'])/con_dic['test_throughput'] >0.05) and (latency < con_dic['test_latency']) and (cpu_load < con_dic['test_cpu_load']):
if (abs(bandwidth_tmp-bandwidth)/bandwidth <0.05):
print "%s,%s,%s,%s,%s,%s"%(test_tx_pkt_s_e,test_rx_cache_s_e,test_tx_cache_s_e,bandwidth,latency,cpu_load)
return True
else:
bandwidth_tmp = bandwidth
else:
print "%s,%s,%s,%s,%s,%s"%(test_tx_pkt_s_e,test_rx_cache_s_e,test_tx_cache_s_e,bandwidth,latency,cpu_load)
return False
def main():
if not (args.conf):
logger.error("Configuration files do not exist for the specified testcases")
exit(-1)
else:
testcase_cfg = args.conf
con_dic=posca_config_read(testcase_cfg)
posca_env_check()
posca_run(con_dic)
time.sleep(5)
if __name__=='__main__':
main()
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