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dovideh/subnetloop.py

Last active August 29, 2015 14:21
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Subnet for loop for IPv4
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subnetloop.py
units = [1 << (8*i) for i in range(3,-1,-1)]
def ip_to_int(ip):
return sum(int(byte) * unit for(byte,unit) in zip(ip.split('.'), units))
def int_to_ip(i):
return '.'.join(str((i/bit) & 0xff) for bit in units)
start_ip = '1.0.0.0'
end_ip = '1.0.0.255'
ips = (int_to_ip(i) for i in xrange(ip_to_int(start_ip),ip_to_int(end_ip)))
for ip in ips:
print str(ip).split('.')
# http://stackoverflow.com/questions/23459319/how-to-loop-through-an-ip-range
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