#@author dposch

class Link(object):

def __init__(self,n1, n2, bw_n1_to_n2, bw_n2_to_n1, delay_n1_to_n2, delay_n2_to_n1, loss_n1_to_n2, loss_n2_to_n1):

self.n1=n1

self.n2=n2

self.ip1=""

self.ip2=""

self.bw_n1_to_n2 = bw_n1_to_n2

self.bw_n2_to_n1 = bw_n2_to_n1

self.delay_n1_to_n2 = delay_n1_to_n2

self.delay_n2_to_n1 = delay_n2_to_n1

self.loss_n1_to_n2 = loss_n1_to_n2

self.loss_n2_to_n1 = loss_n2_to_n1

def __str__(self):

return "Link(" + self.n1 + ", " + self.n2 + ", " +str(self.bw_n1_to_n2) + ", " + str(self.bw_n2_to_n1)+ ", " + str(self.delay_n1_to_n2) + ", "

+ str(self.delay_n2_to_n1) + ", " + str(self.loss_n1_to_n2) + ", " + str(self.loss_n2_to_n1) + ")"

class Property(object):

def __init__(self, client, server):

self.client = client

self.server = server

self.ip_client=""

self.ip_server=""

def __str__(self):

return "Property(" + str(self.client) + ", " + str(self.server) +") or with IPs: Property(" + self.ip_client + ", " + self.ip_server +")"

def parseNetwork(fileName):

nodes = 0

link_list = []

property_list = []

print "Parsing NetworkFile: " + fileName

with open(fileName,"r") as f:

for line in f:

if line.startswith("#number of nodes"):

nodes = int(next(f)) #skip header and read number of nodes

if line.startswith("#nodes setting"):

line = next(f)

while(line[0] != '#'):

tmp_str = line.rstrip('\n').split(',')

if (len(tmp_str) == 6):

link_list.append(Link(tmp_str[0],tmp_str[1],int(tmp_str[2]), int(tmp_str[3]), int(tmp_str[4]), int(tmp_str[5]), "", ""))

elif (len(tmp_str) == 8):

link_list.append(Link(tmp_str[0],tmp_str[1],int(tmp_str[2]), int(tmp_str[3]), int(tmp_str[4]), int(tmp_str[5]), tmp_str[6], tmp_str[7]))

else:

print "Parsing Error"

exit(-1)

#print str(Link(tmp_str[0],tmp_str[1],int(tmp_str[2]), int(tmp_str[3]), int(tmp_str[4]), int(tmp_str[5])))

line = next(f)

if line.startswith("#properties"):

line = next(f)

while(line[0] != '#'):

tmp_str = line.rstrip('\n').split(',')

if(len(tmp_str) != 2):

print "Parsing Error"

exit(-1)

#print Property(tmp_str[0],tmp_str[1]).client

property_list.append(Property(int(tmp_str[0]),int(tmp_str[1])))

line = next(f)

f.close()

print "Network parsed!\n"

return (nodes, link_list, property_list)