yggdrasil-go/misc/sim/merge.py

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2018-03-05 22:12:54 -06:00
import glob
import sys
inputDirPath = sys.argv[1]
inputFilePaths = glob.glob(inputDirPath+"/*")
inputFilePaths.sort()
merged = dict()
stretches = []
total = 0
for inputFilePath in inputFilePaths:
print "Processing file {}".format(inputFilePath)
with open(inputFilePath, 'r') as f:
inData = f.readlines()
pathsChecked = 0.
avgStretch = 0.
for line in inData:
dat = line.rstrip('\n').split(' ')
eHops = int(dat[0])
nHops = int(dat[1])
count = int(dat[2])
if eHops not in merged: merged[eHops] = dict()
if nHops not in merged[eHops]: merged[eHops][nHops] = 0
merged[eHops][nHops] += count
total += count
pathsChecked += count
stretch = float(nHops)/eHops
avgStretch += stretch*count
finStretch = avgStretch / max(1, pathsChecked)
stretches.append(str(finStretch))
hopsUsed = 0.
hopsNeeded = 0.
avgStretch = 0.
results = []
for eHops in sorted(merged.keys()):
for nHops in sorted(merged[eHops].keys()):
count = merged[eHops][nHops]
result = "{} {} {}".format(eHops, nHops, count)
results.append(result)
hopsUsed += nHops*count
hopsNeeded += eHops*count
stretch = float(nHops)/eHops
avgStretch += stretch*count
print result
bandwidthUsage = hopsUsed/max(1, hopsNeeded)
avgStretch /= max(1, total)
with open("results.txt", "w") as f:
f.write('\n'.join(results))
with open("stretches.txt", "w") as f:
f.write('\n'.join(stretches))
print "Total files processed: {}".format(len(inputFilePaths))
print "Total paths found: {}".format(total)
print "Bandwidth usage: {}".format(bandwidthUsage)
print "Average stretch: {}".format(avgStretch)