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#!/usr/bin/env python
# **********************************************************************
#
# Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved.
#
# This copy of Ice is licensed to you under the terms described in the
# ICE_LICENSE file included in this distribution.
#
# **********************************************************************
import sys, time, traceback, Ice
Ice.loadSlice('Throughput.ice')
import Demo
def menu():
print("""
usage:
toggle type of data to send:
1: sequence of bytes (default)
2: sequence of strings (\"hello\")
3: sequence of structs with a string (\"hello\") and a double
4: sequence of structs with two ints and a double
select test to run:
t: Send sequence as twoway
o: Send sequence as oneway
r: Receive sequence
e: Echo (send and receive) sequence
other commands:
s: shutdown server
x: exit
?: help
""")
class Client(Ice.Application):
def run(self, args):
if len(args) > 1:
print(self.appName() + ": too many arguments")
return 1
throughput = Demo.ThroughputPrx.checkedCast(self.communicator().propertyToProxy('Throughput.Proxy'))
if not throughput:
print(args[0] + ": invalid proxy")
return 1
throughputOneway = Demo.ThroughputPrx.uncheckedCast(throughput.ice_oneway())
byteSeq = bytearray(Demo.ByteSeqSize)
stringSeq = []
stringSeq[0:Demo.StringSeqSize] = range(0, Demo.StringSeqSize)
stringSeq = ["hello" for x in stringSeq]
structSeq = []
structSeq[0:Demo.StringDoubleSeqSize] = range(0, Demo.StringDoubleSeqSize)
for i in range(0, Demo.StringDoubleSeqSize):
structSeq[i] = Demo.StringDouble()
structSeq[i].s = "hello"
structSeq[i].d = 3.14
fixedSeq = []
fixedSeq[0:Demo.FixedSeqSize] = range(0, Demo.FixedSeqSize)
for i in range(0, Demo.FixedSeqSize):
fixedSeq[i] = Demo.Fixed()
fixedSeq[i].i = 0
fixedSeq[i].j = 0
fixedSeq[i].d = 0.0
#
# To allow cross-language tests we may need to "warm up" the
# server. The warm up is to ensure that any JIT compiler will
# have converted any hotspots to native code. This ensures an
# accurate throughput measurement.
#
if throughput.needsWarmup():
throughput.startWarmup()
emptyBytes = [ '\x00' ]
emptyBytes = ''.join(emptyBytes)
emptyStrings = [ "" ]
emptyStructs = [ Demo.StringDouble() ]
emptyFixed = [ Demo.Fixed() ]
print("warming up the server...",)
sys.stdout.flush()
for i in range(0, 10000):
throughput.sendByteSeq(emptyBytes)
throughput.sendStringSeq(emptyStrings)
throughput.sendStructSeq(emptyStructs)
throughput.sendFixedSeq(emptyFixed)
throughput.recvByteSeq()
throughput.recvStringSeq()
throughput.recvStructSeq()
throughput.recvFixedSeq()
throughput.echoByteSeq(emptyBytes)
throughput.echoStringSeq(emptyStrings)
throughput.echoStructSeq(emptyStructs)
throughput.echoFixedSeq(emptyFixed)
throughput.endWarmup()
print("ok")
else:
throughput.ice_ping() # Initial ping to setup the connection.
menu()
currentType = '1'
seqSize = Demo.ByteSeqSize
c = None
while c != 'x':
try:
sys.stdout.write("==> ")
sys.stdout.flush()
c = sys.stdin.readline().strip()
repetitions = 100
if c == '1' or c == '2' or c == '3' or c == '4':
currentType = c
if c == '1':
print("using byte sequences")
seqSize = Demo.ByteSeqSize
elif c == '2':
print("using string sequences")
seqSize = Demo.StringSeqSize
elif c == '3':
print("using variable-length struct sequences")
seqSize = Demo.StringDoubleSeqSize
elif c == '4':
print("using fixed-length struct sequences")
seqSize = Demo.FixedSeqSize
elif c == 't' or c == 'o' or c == 'r' or c == 'e':
if c == 't' or c == 'o':
sys.stdout.write("sending ")
elif c == 'r':
sys.stdout.write("receiving ")
elif c == 'e':
sys.stdout.write("sending and receiving ")
sys.stdout.write(str(repetitions) + " ")
if currentType == '1':
sys.stdout.write("byte ")
elif currentType == '2':
sys.stdout.write("string ")
elif currentType == '3':
sys.stdout.write("variable-length struct ")
elif currentType == '4':
sys.stdout.write("fixed-length struct ")
if c == 'o':
print("sequences of size %d as oneway..." % seqSize)
else:
print("sequences of size %d..." % seqSize)
tsec = time.time()
for i in range(0, repetitions):
if currentType == '1':
if c == 't':
throughput.sendByteSeq(byteSeq)
elif c == 'o':
throughputOneway.sendByteSeq(byteSeq)
elif c == 'r':
throughput.recvByteSeq()
elif c == 'e':
throughput.echoByteSeq(byteSeq)
elif currentType == '2':
if c == 't':
throughput.sendStringSeq(stringSeq)
elif c == 'o':
throughputOneway.sendStringSeq(stringSeq)
elif c == 'r':
throughput.recvStringSeq()
elif c == 'e':
throughput.echoStringSeq(stringSeq)
elif currentType == '3':
if c == 't':
throughput.sendStructSeq(structSeq)
elif c == 'o':
throughputOneway.sendStructSeq(structSeq)
elif c == 'r':
throughput.recvStructSeq()
elif c == 'e':
throughput.echoStructSeq(structSeq)
elif currentType == '4':
if c == 't':
throughput.sendFixedSeq(fixedSeq)
elif c == 'o':
throughputOneway.sendFixedSeq(fixedSeq)
elif c == 'r':
throughput.recvFixedSeq()
elif c == 'e':
throughput.echoFixedSeq(fixedSeq)
tsec = time.time() - tsec
tmsec = tsec * 1000.0
print("time for %d sequences: %.3fms" % (repetitions, tmsec))
print("time per sequence: %.3fms" % (tmsec / repetitions))
wireSize = 0
if currentType == '1':
wireSize = 1
elif currentType == '2':
wireSize = len(stringSeq[0])
elif currentType == '3':
wireSize = len(structSeq[0].s)
wireSize += 8
elif currentType == '4':
wireSize = 16
mbit = repetitions * seqSize * wireSize * 8.0 / tsec / 1000000.0
if c == 'e':
mbit = mbit * 2
print("throughput: %.3fMbps" % mbit)
elif c == 's':
throughput.shutdown()
elif c == 'x':
pass # Nothing to do
elif c == '?':
menu()
else:
print("unknown command `" + c + "'")
menu()
except EOFError:
break
except KeyboardInterrupt:
break
return 0
app = Client()
sys.exit(app.main(sys.argv, "config.client"))
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