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27 lines
557 B
Python
Executable file
27 lines
557 B
Python
Executable file
#!/usr/bin/env python3
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import sys
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import socket
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import struct
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import netaddr
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if len (sys.argv) == 3:
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proto = sys.argv[2]
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if len(sys.argv) < 2:
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print("Usage: mergeipaddrlist.py <file>")
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sys.exit (1)
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ipFile = open(sys.argv[1])
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ipAddresses = list(ipFile.readlines())
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ipAddresses = [x.replace("\n","") for x in ipAddresses]
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ipAddresses = sorted(ipAddresses)
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cidrs = netaddr.cidr_merge(ipAddresses)
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lines = 0
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for cidr in cidrs:
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lines += 1
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print(cidr)
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if lines == 0:
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sys.stderr.write(f'{sys.argv[0]}: file {sys.argv[1]} is empty\n')
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