def main():
global allWeeks
global numRouters
global averageDegree
global disagreement
# parse command line options
if len(sys.argv) < 3:
print "Usage: " + sys.argv[0] + " iffinder_analysis pl_archives [options]"
print "Options:"
print "\t--num-routers\tGet number of routers"
print "\t--average-degree\tGet ratio of interface/routers"
print "\t--disagreement\tGet number of disagreements between DNS and iffinder"
sys.exit(1)
# parse options
options = set(sys.argv[3:])
if "--num-routers" in options:
numRouters = True
if "--average-degree" in options:
averageDegree = True
if "--disagreement" in options:
disagreement = True
# perform analysis
try:
iffinder_analysis = sys.argv[1]
pl_archives = sys.argv[2]
# get weeks available in directory
weeks = set()
for weekfile in os.listdir(iffinder_analysis):
weekNumber= weekfile.split(".")
weeks.add(weekNumber[0])
# open week files
selectedDictList = []
for week in weeks:
try:
stdoutFilename = iffinder_analysis + "/" + week + ".stdout.txt"
stdoutFile = open(stdoutFilename, "r")
stderrFilename = iffinder_analysis + "/" + week + ".stderr.txt"
stderrFile = open(stderrFilename, "r")
# get physical interface IPs
masterAtlas = open(pl_archives + "/" + week + "/" + "COGENT-MASTER-ATLAS-FIXED.txt", "r")
physicalInterfaces, virtualInterfaces, unknownInterfaces = getBreakdown(masterAtlas)
masterAtlas.close()
# get information and organize it according to options
selectedDict = { "Week" : int(week) }
disagreements, routerNameToIPs = getIffinderInfo(stdoutFile, stderrFile)
# divide information into physical, virtual, and all
physRouterToIPs = {}
virtRouterToIPs = {}
for key, value in routerNameToIPs.items():
phys = []
virt = []
for ip in value:
if ip in physicalInterfaces:
phys.append(ip)
elif ip in virtualInterfaces:
virt.append(ip)
if len(phys) != 0:
physRouterToIPs[key] = phys
if len(virt) != 0:
virtRouterToIPs[key] = virt
# print out specified information
printOrder = ["Week"]
if numRouters:
selectedDict["RouterPhysCount"] = len(physRouterToIPs)
printOrder.append("RouterPhysCount")
selectedDict["RouterVirtCount"] = len(virtRouterToIPs)
printOrder.append("RouterVirtCount")
selectedDict["RouterCount"] = len(routerNameToIPs)
printOrder.append("RouterCount")
if averageDegree:
selectedDict["AvgPhysDegree"] = float(sum(map(len, physRouterToIPs.values())))/float(len(physRouterToIPs))
printOrder.append("AvgPhysDegree")
selectedDict["AvgVirtDegree"] = float(sum(map(len, virtRouterToIPs.values())))/float(len(virtRouterToIPs))
printOrder.append("AvgVirtDegree")
selectedDict["AvgDegree"] = float(sum(map(len, routerNameToIPs.values())))/float(len(routerNameToIPs))
printOrder.append("AvgDegree")
if disagreement:
selectedDict["DisagreementCount"] = disagreements
printOrder.append("DisagreementCount")
selectedDictList.append(selectedDict)
except:
sys.stderr.write("Skipping week " + week + "\n")
selectedDictList = sorted(selectedDictList, key=lambda x:x["Week"])
printGNUPlotData(selectedDictList, printOrder)
except:
sys.stderr.write("Could not open directory " + iffinder_analysis + "\n")
sys.exit(1)
def main():
global physicalOnly
global virtualOnly
# parse command line options
if len(sys.argv) < 3:
print "Usage: " + sys.argv[0] + " <iffinder_analysis> <pl_archives> [OPTIONS]"
print "Options:"
print "\t--physical - print degree information in terms of physical interfaces"
print "\t--virtual - print degree information in terms of virtual interfaces"
print "\tNOTE: without options, degree information includes all interfaces"
sys.exit(1)
if "--physical" in sys.argv[3:]:
physicalOnly = True
elif "--virtual" in sys.argv[3:]:
virtualOnly = True
# perform analysis
try:
# process stdout dump
filename = sys.argv[1]
pl_archives = sys.argv[2]
if os.path.isfile(filename):
# get physical interface IPs
weekNumber = re.findall(r'\d+', filename)[0]
masterAtlas = open(pl_archives + "/" + weekNumber + "/" + "COGENT-MASTER-ATLAS-FIXED.txt", "r")
interfaceBreakdown = getBreakdown(masterAtlas)
masterAtlas.close()
# process single file without binning
stdoutFile = open(filename, "r")
listOfDegrees = getDegrees(stdoutFile, interfaceBreakdown)
histogramDict = generateHistogram(listOfDegrees)
# make printable for GNUPlot
selectedDictList = []
for key, value in histogramDict.items():
selectedDictList.append({ "Degree" : int(key), "Count" : value })
selectedDictList = sorted(selectedDictList, key=lambda x:x["Degree"])
printGNUPlotData(selectedDictList, ["Degree", "Count"])
else:
# get weeks available in directory
weeks = set()
for weekfile in os.listdir(filename):
weekNumber= weekfile.split(".")
weeks.add(weekNumber[0])
print >> sys.stderr, "Found ",len(weeks)," week files"
# open week files
#selectedDictList = []
print "# Degree\tWeek"
for week in sorted(weeks, key=lambda x: int(x)):
try:
# open stdout dump file
stdoutFilename = filename + "/" + week + ".stdout.txt"
stdoutFile = open(stdoutFilename, "r")
# get physical interface IPs
masterAtlas = open(pl_archives + "/" + week + "/" + "COGENT-MASTER-ATLAS-FIXED.txt", "r")
interfaceBreakdown = getBreakdown(masterAtlas)
masterAtlas.close()
# get degree information from file
listOfDegrees = getDegrees(stdoutFile, interfaceBreakdown)
#histogramDict = generateHistogram(listOfDegrees)
# print columns of data
for degree in sorted(listOfDegrees):
print str(degree) + "\t" + str(week)
print
print
# bin the information from file
#selectedDict = createBinDict(int(week))
#for key, value in histogramDict.items():
# binTag = getBin(key)
# selectedDict[binTag] += value
#selectedDictList.append(selectedDict)
except:
raise
sys.stderr.write("Skipping week " + week + "\n")
# print GNUPlot compatible data
#selectedDictList = sorted(selectedDictList, key=lambda x:x["Week"])
#columnKeyList = ["Week"]
#columnKeyList.extend([item[0] for item in bins])
#printGNUPlotData(selectedDictList, columnKeyList)
except:
raise
sys.stderr.write("Could not open file/directory " + iffinder_analysis + "\n")
sys.exit(1)
def main():
weeks = None
# parse command line options
if len(sys.argv) < 2:
print "Usage: " + sys.argv[0] + " dnsRecords [weekNumbers]"
print "Options:"
print "\t[weekNumbers] are white-space separated weeks of interest"
sys.exit(1)
elif len(sys.argv) > 2:
for option in sys.argv[2:]:
try:
aweek = int(option)
if weeks == None:
weeks = [aweek]
else:
weeks.append(aweek)
except ValueError:
continue
dnsRecordsFilename = sys.argv[1]
try:
# get weeks if didn't get them from the options
if weeks == None:
weeks = []
for week in os.listdir(dnsRecordsFilename):
try:
# take only directories that are numbers
weeks.append(int(week))
except ValueError:
sys.stderr.write("Directory/file \"" + week + "\"" \
"is not a week number as expected\n")
continue
# sort weeks and chop off ends so we don't index poorly
weeks = sorted(weeks)
weeks = weeks[1:-1]
# iterate over weeks and look for anomalies
print "# Week\tNumNewPhyInterfaces"
for weekN in weeks:
try:
# get weeks
#NOTE: Results are a tuple (ipToName, nameToIPs, duplicateIPs)
prevWeek = weekN - 1
prevWeekFilename = dnsRecordsFilename + "/" + str(prevWeek) + "/COGENT-MASTER-ATLAS.txt"
prevWeekFile = open(prevWeekFilename, "r")
prevWeekResults = parseDNSRecords(prevWeekFile)
prevWeekFile.close()
prevWeekFile = open(prevWeekFilename, "r")
prevPhysicalInterfaces, _, _ = getBreakdown(prevWeekFile)
currWeek = weekN
currWeekFilename = dnsRecordsFilename + "/" + str(currWeek) + "/COGENT-MASTER-ATLAS.txt"
currWeekFile = open(currWeekFilename, "r")
currWeekResults = parseDNSRecords(currWeekFile)
currWeekFile.close()
currWeekFile = open(currWeekFilename, "r")
currPhysicalInterfaces, _, _ = getBreakdown(currWeekFile)
# find new IPs
prevIPs = set(filter(lambda x: x in prevPhysicalInterfaces, prevWeekResults[0].keys()))
currIPs = set(filter(lambda x: x in currPhysicalInterfaces, currWeekResults[0].keys()))
newIPs = currIPs - prevIPs
# print count
print str(currWeek) + "\t" + str(len(newIPs))
except:
raise
sys.stderr.write("Skipping week " + str(weekN) + "\n")
except:
raise
print "Error: Could not open \"" + dnsRecordsFilename + "\""
sys.exit(1)
