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bwctl_tool.py
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bwctl_tool.py
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###########################################################################
# Copyright 2015 by ACANETS Lab at University of Massachusetts Lowell #
# #
# Licensed under the Apache License, Version 2.0 (the "License"); #
# you may not use this file except in compliance with the License. #
# You may obtain a copy of the License at #
# #
# http://www.apache.org/licenses/LICENSE-2.0 #
# #
# Unless required by applicable law or agreed to in writing, software #
# distributed under the License is distributed on an "AS IS" BASIS, #
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.#
# See the License for the specific language governing permissions and #
# limitations under the License. #
###########################################################################
import os
import re
# Start a new bwctl test
def bwctl_test(src_host,dst_host):
try:
throughput0 = os.popen('bwctl -s ' + src_host + ' -c ' + dst_host + ' -t 20 -f b').read()
print throughput0
throughput = re.findall(r'(\d+)\sbits',throughput0)
return throughput[0]
except:
return 0
# Start a traceroute test
def trace_test(src_host, dst_host):
while 1:
trace0 = os.popen('bwtraceroute -s ' + src_host + ' -c ' + dst_host).read()
print trace0
trace = re.findall(r'\((\d+\.\d+\.\d+\.\d+)\)',trace0)
if len(trace) != 0:
break
del trace[0]
trace.insert(0,src_host)
return trace