硬件:XENA Valkyrie 或 Vantage主机,测试板卡不限,本方法适用于其100M~400G所有速率端口
环境配置:Python 3
实现功能:
1.控制流量仪进行流量测试,预定配置的流量发送,报文统计,丢包率,延迟等信息的统计
2.单个Python脚本配合不同的JSON对象文件,来实现不同端口数量,不同拓扑模型下的流量测试
3.在发包测试前及运行过程中都对发包端口的链路状态进行监控100M/1G/2.5G/5G/10G
4.嵌入ARP探测,获取DUT的MAC信息,并记录在测试日志中
5.统计端口流量的Tx,Rx信息,丢包率,延迟信息
Json配置文件
{
"##常用配置修改":"",
"ports": ["0/0","0/1","0/2","0/3","0/4","0/5"],
"packet": "random 64 1518",
"testtime": "30",
"##注意:dvlan和lanrate只有在Aggregation模式生效,其他模式仅需uvlan和wanrate":"",
"##其中vlan设置为-1则表示不添加vlan":"",
"uvlan": "-1",
"dvlan": "-1",
"wanrate": ["100", "100", "100","100", "100", "100"],
"lanrate": ["21", "22", "23","24","21", "22", "23","24"],
"portrate": ["1000","1000","1000","1000","1000","1000"],
"##Stype为测试模式,分别可以配置为:Loopback, Eachother, Aggregation":"",
"##其中Loopback为环回测试,Eachother为两两互打测试,Aggregation为汇聚测试":"",
"Stype":"Eachother",
"##headertype为报文类型,分别可以配置为:TCP, UDP, IP, Ethernet":"",
"headertype": "IP",
"##threshold为丢包率设置":"",
"threshold": "0",
"##不常用配置修改":"",
"##发送学习报文的时间":"",
"learntime": "3",
"##payload类型分别有: Pattern, Random":"",
"payload": "Pattern",
"##PRcheck为使能端口状态检测,1为开启,0为关闭;使能后端口为连接的时候会报错":"",
"PRcheck": "1",
"##PScheck为检测端口速率是否匹配,1为开启,0为关闭":"",
"PScheck":"1",
"tcpUdpPort": ["1024", "2048"],
"IP": "192.168.163.1",
"mac": "000000033333",
"##学习DUT的MAC地址":"",
"snlernenable": "0",
"learnIP": "192.168.2.1",
"##测试仪IP地址":"",
"ip_address": "192.168.1.200"
}
main.py
import threading, time, json, random, queue, types, sys, socket
from binascii import hexlify
from TestUtilsL23 import XenaScriptTools
from CreateClass import StreamCreate
from Statistics import CollectTestresult
def BuildDict(ports, configvalue, watching, watching_2):
#Generate ports Dictionary
a = 1
for port in ports:
ip_address_b = configvalue['IP'][0:10]
ip_address_c = ip_address_b + str(a)
mac_a = configvalue['mac'][0:10]
if a > 9:
mac_address = mac_a + str(a)
else:
mac_address = mac_a + '0' + str(a)
ip_address_a = hexlify(socket.inet_aton(ip_address_c)).decode()
mac_ip = [str(mac_address), str(ip_address_a)]
watching[port] = mac_ip
a += 1
watching_2['type_eth'] = 'FFFF',
watching_2['type_vlan'] = '8100',
watching_2['type_ip'] = '08004500006A000000007F11BA2D',
watching_2['type_udp'] = '00000000',
watching_2['type_tcp'] = '000000000000000050000000E5A40000',
watching_2['tcpid'] = [hex(int(configvalue['tcpPort'][0]))[2:].zfill(4) + hex(int(configvalue['tcpPort'][1]))[2:].zfill(4)]
def PrintMes(ports, configvalue, ip_address):
localtime = time.asctime( time.localtime(time.time()) )
print("\n##############################################")
print(" 测试配置 ")
print("##############################################\n")
print("测试时间 : " + str(localtime))
print("设备IP地址 : " + ip_address)
print("测试端口 : " + str(ports))
print("测试模式 : " + configvalue['Stype'])
print("持续时间 : " + configvalue['testtime'])
print("报文类型 : " + configvalue['header_type'])
print("报文长度 : " + configvalue['packet'])
if configvalue['Stype'] == 'Aggregation':
print("上行VLAN : " + str(configvalue['uvlan']))
print("下行VLAN : " + str(configvalue['uvlan']))
print("WAN速率 : " + str(configvalue['wanrate']))
print("LAN速率 : " + str(configvalue['lanrate']))
else:
print("VLAN : " + str(configvalue['uvlan']))
print("速率设置 : " + str(configvalue['wanrate']))
print("端口速率 : " + str(configvalue['portrate']))
print("学习时间 : " + configvalue['learntime'])
print("丢包率设置 : " + configvalue['threshold'])
if configvalue['snlearnenable'] == '1':
print("自动学习SN : Enable")
else:
print("自动学习SN : Disable")
if configvalue['portspeedcheck'] == '1':
print("端口速率检测 : Enable" )
else:
print("端口速率检测 : Disable" )
def Maclearning(xm, ports, configvalue):
if configvalue['snlearnenable'] == '1':
xm.SendExpectOK(ports [1] + " PS_CREATE [0]")
xm.SendExpectOK(ports [1] + " ps_tpldid [0] 0")
xm.SendExpectOK(ports [1] + " PS_PACKETLENGTH [0] FIXED 70 1518")
xm.SendExpectOK(ports [1] + " PS_HEADERPROTOCOL [0] ETHERNET ARP")
learnIP_hex = hexlify(socket.inet_aton(configvalue['learnIP'])).decode()
xm.SendExpectOK(ports [1] + " PS_PACKETHEADER [0] 0xFFFFFFFFFFFF00000000000108060001080006040001000000000001C0A80164FFFFFFFFFFFF" + learnIP_hex)
xm.SendExpectOK(ports [1] + " PS_RATEPPS [0] 2")
xm.SendExpectOK(ports [1] + " PS_ENABLE [0] on")
xm.SendExpectOK(ports [1] + " P_TRAFFIC ON")
xm.SendExpectOK(ports [1] + " P_CAPTURE ON")
time.sleep(1)
xm.SendExpectOK(ports [1] + " P_CAPTURE OFF")
xm.SendExpectOK(ports [1] + " P_TRAFFIC OFF")
SN = xm.Send(ports[1] + " PC_PACKET [0] ?")
SN = SN.split(' ')[-1]
xm.SendExpectOK(ports [1] + " PS_DELETE [0]")
Serial = str(SN)
if SN == '<BADINDEX>':
print ("\nTest result :Failed;[ARP learning failed!!]")
sys.exit()
print ("DUT SN : " + str(Serial[16:28]))
def PortSpeed(xm, ports, PSC, configvalue):
if configvalue['PRcheck'] == '1':
xm.PortSyncCheck(ports)
i = 0
for port in ports:
PS = xm.Send(port + ' p_speed ?')
PS = PS.split(' ')[-1]
PSC.append(str(PS))
if configvalue['portspeedcheck'] == '1':
if str(PS) != configvalue['portrate'][i]:
print ('Test Result:Failed;[' + port + ' 端口速率不匹配,请检查配置...]')
sys.exit()
i += 1
def runtest(xm, ports, configvalue):
xm.PortTrafficStart(ports)
time.sleep(float(configvalue['learntime']))
xm.PortTrafficStop(ports)
time.sleep(0.5)
xm.Statisticsclear(ports)
time.sleep(0.5)
xm.Porttimelimit(ports, configvalue['testtime'])
time.sleep(0.2)
xm.PortTrafficStart(ports)
count = 0
print ("\n开始打流,请耐心等候, 测试时间约为" + configvalue['testtime'] + "秒......\n")
while True:
print (">>>>>>>>>", end='')
xm.Send(ports[0] + " P_TRAFFIC ?")
sys.stdout.flush()
count += 1
time.sleep(1)
if count > int(configvalue['testtime']):
print ('\n\n测试结束,正在收集测试数据......')
break
print()
xm.PortTrafficStop(ports)
time.sleep(1)
def main(argv):
a = sys.argv
configvalue = {}
filename = str(a[1])
with open(filename,'rb') as f:
configs=json.loads(f.read())
ip_address = configs.get('ip_address')
ports = configs.get('ports', '')
configvalue['uvlan'] = configs.get('uvlan', '')
configvalue['dvlan'] = configs.get('dvlan', '')
configvalue['tcpPort'] = configs.get('tcpUdpPort', '')
configvalue['packet'] = configs.get('packet', '')
configvalue['testtime'] = configs.get('testtime', '')
configvalue['threshold'] = configs.get('threshold', '')
configvalue['header_type'] = configs.get('headertype', '')
configvalue['learntime'] = configs.get('learntime', '')
configvalue['payload'] = configs.get('payload', '')
configvalue['wanrate'] = configs.get('wanrate', '')
configvalue['lanrate'] = configs.get('lanrate', '')
configvalue['portrate'] = configs.get('portrate', '')
configvalue['PRcheck'] = configs.get('PRcheck', '')
configvalue['IP'] = configs.get('IP', '')
configvalue['mac'] = configs.get('mac', '')
configvalue['snlearnenable'] = configs.get('snlernenable', '')
configvalue['learnIP'] = configs.get('learnIP', '')
configvalue['Stype'] = configs.get('Stype', '')
configvalue['portspeedcheck'] = configs.get('PScheck', '')
PSC = []
FCS = []
watching = {}
watching_2 = {}
testresult = {}
PrintMes(ports, configvalue, ip_address)
xm = XenaScriptTools(ip_address)
xm.LogonSetOwner("xena", "python_test_1")
xm.PortRelinquish(ports)
xm.PortReserve(ports)
xm.PortTrafficStop(ports)
xm.StreamsDelete(ports)
sc = StreamCreate(xm, ports, watching, watching_2, configvalue)
cr = CollectTestresult(xm, ports, PSC, configvalue, testresult, FCS)
BuildDict(ports, configvalue, watching, watching_2)
PortSpeed(xm, ports, PSC, configvalue)
if configvalue['snlearnenable'] == '1':
Maclearning(xm, ports, configvalue)
if configvalue['Stype'] == 'Loopback':
sc.Loopback(xm, ports, watching, watching_2, configvalue)
runtest(xm, ports, configvalue)
cr.LoopbackStatistics(xm, ports, testresult)
if configvalue['Stype'] == 'Eachother':
sc.Eachother(xm, ports, watching, watching_2, configvalue)
runtest(xm, ports, configvalue)
cr.EachotherStatistics(xm, ports, testresult)
if configvalue['Stype'] == 'Aggregation':
sc.Aggregation(xm, ports, watching, watching_2, configvalue)
runtest(xm, ports, configvalue)
cr.AggregationStatistics(xm, ports, testresult)
cr.FCSGetValue(xm, ports, FCS)
cr.OutputStatistics(ports, PSC, configvalue, testresult, FCS)
xm.PortRelease(ports)
if __name__ == '__main__':
sys.exit(main(sys.argv))