68 lines
1.7 KiB
Python
68 lines
1.7 KiB
Python
import collections
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class DNSBL(object):
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def __init__(self, hostname=None):
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if not hostname == None:
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self.hostname = hostname
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def process(self, a_record, txt_record):
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out = a_record
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if txt_record is not None:
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out += f" - {txt_record}"
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return out
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class ZenSpamhaus(DNSBL):
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hostname = "zen.spamhaus.org"
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def process(self, a_record, txt_record):
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result = a_record.rsplit(".", 1)[1]
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if result in ["2", "3", "9"]:
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desc = "spam"
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elif result in ["4", "5", "6", "7"]:
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desc = "exploits"
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else:
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desc = "unknown"
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return f"{result} - {desc}"
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class EFNetRBL(DNSBL):
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hostname = "rbl.efnetrbl.org"
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def process(self, a_record, txt_record):
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result = a_record.rsplit(".", 1)[1]
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if result == "1":
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desc = "proxy"
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elif result in ["2", "3"]:
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desc = "spamtap"
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elif result == "4":
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desc = "tor"
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elif result == "5":
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desc = "flooding"
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return f"{result} - {desc}"
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class DroneBL(DNSBL):
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hostname = "dnsbl.dronebl.org"
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class AbuseAtCBL(DNSBL):
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hostname = "cbl.abuseat.org"
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def process(self, a_record, txt_record):
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result = a_record.rsplit(".", 1)[1]
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if result == "2":
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desc = "abuse"
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else:
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desc = "unknown"
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return f"{result} - {desc}"
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class TorExitDan(DNSBL):
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hostname = "torexit.dan.me.uk"
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def process(self, a_record, txt_record):
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return "tor exit"
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DEFAULT_LISTS = [
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ZenSpamhaus(),
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EFNetRBL(),
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DroneBL(),
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AbuseAtCBL(),
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TorExitDan()
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]
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def default_lists():
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return collections.OrderedDict(
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(dnsbl.hostname, dnsbl) for dnsbl in DEFAULT_LISTS)
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