vita.aeterna/SubnetExerciseGenerator
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Merge pull request #1 from nekosilvertail/main

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changed output of exercise generator to actually relate to the new pr…
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Leon² 2023-09-06 10:00:30 -04:00 committed by GitHub
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1 changed files with 18 additions and 19 deletions
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main.py
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@ -1,5 +1,6 @@
import math
import random
def intToDotted(ip):
# input: ip
@ -17,13 +18,12 @@ def intToDotted(ip):
def printDotted(octets):
# input: list containing octets
# prints out the dotted decimal format
# hint: use '.'.join()
#returns nothing
dottedIP = [str(octets[0]), str(octets[1]), str(octets[2]), str(octets[3])]
x = ".".join(dottedIP)
# returns out the dotted decimal format
return x
# hint: use '.'.join()
#returns prettyfied DD format as string
return ".".join(str(x) for x in octets)
def generateNetwork():
# input: none
@ -32,12 +32,13 @@ def generateNetwork():
# to avoid getting too large and too small networks
# returns dict: {ip:int, prefix:int}
ip = random.randint(0, 2**32-1)
prefix = random.randint(8, 31)
prefix = random.randint(8, 31) #max prefix generated is
# 30, allowing for at least 1 bit to be subnetted and still have hostbits left
ipandprefix = {"ip":ip, "prefix":prefix}
return ipandprefix
def getnetid(ip, prefix):
def getNetId(ip, prefix):
snm=(2**prefix-1)<<(32-prefix)
netid = ip&snm
return netid
@ -51,7 +52,6 @@ def analyseSubnet(ip, prefix):
# and amount of addresses and amount of
# usable adresses for a given subnet
wmask = 0xffffffff >> prefix
bid = ip|wmask
@ -81,19 +81,17 @@ def newSubnetExercises(ip, prefix):
# returns dict: {ip: int, prefix:int, newprefix:int}
# newprefx contains the new subnet mask that solves the exercise
print("Generating new Subnet exercise...")
aufgabentyp = random.randint(0,1)
bonusaufgabe = random.randint(0,10)
newprefix = random.randint(prefix, 32)
newprefix = random.randint(prefix+1, prefix+5)
print(printDotted(intToDotted(ip)))
print("Prefix: ", prefix)
print("Network: {}/{}".format(printDotted(intToDotted(ip)), prefix))
print("newprefix: {}".format(newprefix))
if aufgabentyp == 0:
print("You will have to split the subnet into {} subnets".format(random.randint(2,32-prefix-2)))
print("Split the Network into {} subnets".format(2**(newprefix-prefix)))
else:
print("Split subnet into subnet with {} Hosts".format(random.randint(8,2**(32-prefix)/2)))
print("Split the network into subnets with {} Hosts".format(2**(32-newprefix)))
if bonusaufgabe > 5:
print("What is the Net ID of the given subnet?")
@ -112,14 +110,15 @@ def listSubnets(ip, prefix, newprefix):
# within the given range, showing net id and bc DONE
# as well as amount of adresses and usable hosts per network DONE
# returns: nothing, this just prints all possible subnets DONE
nid = getnetid(ip, prefix)
nid = getNetId(ip, prefix)
print(newprefix)
hostbits = 32 - newprefix
newnetbits = newprefix - prefix
newnetbits = 2**newnetbits
for i in range(0,newnetbits):
print(printDotted(intToDotted(nid +i*2**hostbits)))
print("subnet", i,":", printDotted(intToDotted(nid +i*2**hostbits)))
if i > 25:
print("and many many more...")
break