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import json
import sys
try:
import dns.resolver
except ImportError:
print("dnspython3 is missing, use 'pip install dnspython3' to install it.")
sys.exit(0)
misperrors = {'error': 'Error'}
mispattributes = {'input': ['ip-src', 'ip-dst'], 'output': ['text']}
moduleinfo = {'version': '0.2', 'author': 'Christian Studer',
'description': 'Check an IPv4 address against known RBLs.',
'module-type': ['expansion', 'hover']}
moduleconfig = ['timeout']
rbls = (
"spam.spamrats.com",
"spamguard.leadmon.net",
"rbl-plus.mail-abuse.org",
"web.dnsbl.sorbs.net",
"ix.dnsbl.manitu.net",
"virus.rbl.jp",
"dul.dnsbl.sorbs.net",
"bogons.cymru.com",
"psbl.surriel.com",
"misc.dnsbl.sorbs.net",
"httpbl.abuse.ch",
"combined.njabl.org",
"smtp.dnsbl.sorbs.net",
"korea.services.net",
"drone.abuse.ch",
"rbl.efnetrbl.org",
"cbl.anti-spam.org.cn",
"b.barracudacentral.org",
"bl.spamcannibal.org",
"xbl.spamhaus.org",
"zen.spamhaus.org",
"rbl.suresupport.com",
"db.wpbl.info",
"sbl.spamhaus.org",
"http.dnsbl.sorbs.net",
"csi.cloudmark.com",
"rbl.interserver.net",
"ubl.unsubscore.com",
"dnsbl.sorbs.net",
"virbl.bit.nl",
"pbl.spamhaus.org",
"socks.dnsbl.sorbs.net",
"short.rbl.jp",
"dnsbl.dronebl.org",
"blackholes.mail-abuse.org",
"truncate.gbudb.net",
"dyna.spamrats.com",
"spamrbl.imp.ch",
"spam.dnsbl.sorbs.net",
"wormrbl.imp.ch",
"query.senderbase.org",
"opm.tornevall.org",
"netblock.pedantic.org",
"access.redhawk.org",
"cdl.anti-spam.org.cn",
"multi.surbl.org",
"noptr.spamrats.com",
"dnsbl.inps.de",
"bl.spamcop.net",
"cbl.abuseat.org",
"dsn.rfc-ignorant.org",
"zombie.dnsbl.sorbs.net",
"dnsbl.njabl.org",
"relays.mail-abuse.org",
"rbl.spamlab.com",
"all.bl.blocklist.de"
)
def handler(q=False):
if q is False:
return False
request = json.loads(q)
if request.get('ip-src'):
ip = request['ip-src']
elif request.get('ip-dst'):
ip = request['ip-dst']
else:
misperrors['error'] = "Unsupported attributes type"
return misperrors
resolver = dns.resolver.Resolver()
try:
timeout = float(request['config']['timeout'])
except (KeyError, ValueError):
timeout = 0.4
resolver.timeout = timeout
resolver.lifetime = timeout
infos = {}
ipRev = '.'.join(ip.split('.')[::-1])
for rbl in rbls:
query = '{}.{}'.format(ipRev, rbl)
try:
txt = resolver.query(query, 'TXT')
infos[query] = [str(t) for t in txt]
except Exception:
continue
result = "\n".join([f"{rbl}: {' - '.join(info)}" for rbl, info in infos.items()])
if not result:
return {'error': 'No data found by querying known RBLs'}
return {'results': [{'types': mispattributes.get('output'), 'values': result}]}
def introspection():
return mispattributes
def version():
moduleinfo['config'] = moduleconfig
return moduleinfo