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chg: [domainclassifier] clean-up code
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1 changed files with 69 additions and 36 deletions
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@ -12,16 +12,16 @@ import time
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from datetime import date, timedelta
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try:
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#python 3
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# python 3
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import urllib.request as urllib
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except:
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#python 2
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# python 2
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import urllib2 as urllib
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try:
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from pybgpranking import BGPRanking
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from pybgpranking import BGPRanking
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except:
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print ("pybgpranking is not installed - ranking of ASN values won't be possible")
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print("pybgpranking is not installed - ranking of ASN values won't be possible")
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__author__ = "Alexandre Dulaunoy"
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__copyright__ = "Copyright 2012-2021, Alexandre Dulaunoy"
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__license__ = "AGPL version 3"
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@ -34,7 +34,7 @@ class Extract:
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from a rawtext stream. When call, the rawtext parameter is a string
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containing the raw data to be process."""
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def __init__(self, rawtext=None, nameservers=['8.8.8.8'], port= 53):
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def __init__(self, rawtext=None, nameservers=['8.8.8.8'], port=53):
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self.rawtext = rawtext
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self.presolver = dns.resolver.Resolver()
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self.presolver.nameservers = nameservers
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@ -52,7 +52,11 @@ class Extract:
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def __origin(self, ipaddr=None):
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if ipaddr:
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clook = IPy.IP(str(ipaddr)).reverseName().replace('.in-addr.arpa.', '.origin.asn.cymru.com')
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clook = (
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IPy.IP(str(ipaddr))
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.reverseName()
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.replace('.in-addr.arpa.', '.origin.asn.cymru.com')
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)
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try:
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a = self.presolver.query(clook, 'TXT')
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except dns.resolver.NXDOMAIN:
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@ -62,23 +66,30 @@ class Extract:
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if a:
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x = str(a[0]).split("|")
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# why so many spaces?
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x = list( map(lambda t: t.replace("\"", "").strip(), x) )
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x = list(map(lambda t: t.replace("\"", "").strip(), x))
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return (x[0], x[2], a[0])
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else:
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return None
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"""__bgpanking return the ranking the float value of an ASN.
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"""
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def __bgpranking(self, asn=None):
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if asn:
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bgpranking = BGPRanking()
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value = bgpranking.query(asn, date=(date.today() - timedelta(1)).isoformat())
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value = bgpranking.query(
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asn, date=(date.today() - timedelta(1)).isoformat()
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)
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return value['response']['ranking']['rank']
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def __updatelisttld(self):
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ianatldlist = "https://data.iana.org/TLD/tlds-alpha-by-domain.txt"
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req = urllib.Request(ianatldlist)
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req.add_header('User-Agent', 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:54.0) Gecko/20100101 Firefox/54.0')
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tlds = ( urllib.urlopen(req).read() ).decode('utf8')
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req.add_header(
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'User-Agent',
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'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:54.0) Gecko/20100101 Firefox/54.0',
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)
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tlds = (urllib.urlopen(req).read()).decode('utf8')
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tlds = tlds.split("\n")
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for tld in tlds:
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self.listtld.append(tld.lower())
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@ -104,10 +115,12 @@ class Extract:
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self.vdomain = []
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return True
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return False
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"""potentialdomain method extracts potential domains matching any
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string that is a serie of string with maximun 63 character separated by a
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dot. The method used the rawtext defined at the instantiation of the class.
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This return a list of a potential domain."""
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def potentialdomain(self, validTLD=True):
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self.domain = []
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domain = re.compile(r'\b([a-zA-Z\d-]{,63}(\.[a-zA-Z\d-]{,63})+)\b')
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@ -124,7 +137,12 @@ class Extract:
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returns a list of existing domain. If the extended flag is true, a set is
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return with the associated DNS resources found."""
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def validdomain(self, rtype=['A', 'AAAA', 'SOA', 'MX', 'CNAME'], extended=True, passive_dns=False):
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def validdomain(
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self,
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rtype=['A', 'AAAA', 'SOA', 'MX', 'CNAME'],
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extended=True,
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passive_dns=False,
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):
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if extended is False:
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self.vdomain = set()
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else:
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@ -143,7 +161,17 @@ class Extract:
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rrset = answers.rrset.to_text().splitlines()
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for dns_resp in rrset:
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dns_resp = dns_resp.split()
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passive_dns_out = '{}||127.0.0.1||{}||{}||{}||{}||{}||{}||1\n'.format(time.time(), self.presolver.nameservers[0], dns_resp[2], domain, dnstype, dns_resp[4], answers.ttl)
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passive_dns_out = (
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'{}||127.0.0.1||{}||{}||{}||{}||{}||{}||1\n'.format(
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time.time(),
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self.presolver.nameservers[0],
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dns_resp[2],
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domain,
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dnstype,
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dns_resp[4],
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answers.ttl,
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)
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)
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self.vdomain.add((passive_dns_out))
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elif extended:
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self.vdomain.append((domain, dnstype, answers[0]))
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@ -188,7 +216,7 @@ class Extract:
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orig = self.__origin(ipaddr=dom[2])[1]
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except:
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continue
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if(orig == cc):
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if orig == cc:
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self.localdom.append(dom)
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elif dom[1] == 'CNAME':
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cname = str(dom[2])
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@ -197,7 +225,7 @@ class Extract:
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orig = self.__origin(ipaddr=ip)[1]
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except:
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continue
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if(orig == cc):
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if orig == cc:
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self.localdom.append(dom)
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return self.localdom
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@ -276,32 +304,37 @@ class Extract:
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if type(dom) == tuple:
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dom = dom[0]
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if includefilter.search(dom):
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self.cleandomain.append(dom)
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self.cleandomain.append(dom)
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return set(self.cleandomain)
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if __name__ == "__main__":
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c = Extract(rawtext="www.foo.lu www.xxx.com this is a text with a domain called test@foo.lu another test abc.lu something a.b.c.d.e end of 1.2.3.4 foo.be www.belnet.be http://www.cert.be/ www.public.lu www.allo.lu quuxtest www.eurodns.com something-broken-www.google.com www.google.lu trailing test www.facebook.com www.nic.ru www.youporn.com 8.8.8.8 201.1.1.1 abc.dontexist")
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c.text(rawtext="www.abc.lu www.xxx.com random text a test bric broc www.lemonde.fr www.belnet.be www.foo.be")
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print (c.potentialdomain())
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print (c.potentialdomain(validTLD=True))
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print (c.validdomain(extended=True))
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print ("US:")
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print (c.localizedomain(cc='US'))
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print ("LU:")
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print (c.localizedomain(cc='LU'))
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print ("BE:")
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print (c.localizedomain(cc='BE'))
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print ("Ranking:")
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print (c.rankdomain())
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print ("List of ip addresses:")
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print (c.ipaddress(extended=False))
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print ("Include dot.lu:")
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print (c.include(expression=r'\.lu$'))
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print ("Exclude dot.lu:")
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print (c.exclude(expression=r'\.lu$'))
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c = Extract(
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rawtext="www.foo.lu www.xxx.com this is a text with a domain called test@foo.lu another test abc.lu something a.b.c.d.e end of 1.2.3.4 foo.be www.belnet.be http://www.cert.be/ www.public.lu www.allo.lu quuxtest www.eurodns.com something-broken-www.google.com www.google.lu trailing test www.facebook.com www.nic.ru www.youporn.com 8.8.8.8 201.1.1.1 abc.dontexist"
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)
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c.text(
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rawtext="www.abc.lu www.xxx.com random text a test bric broc www.lemonde.fr www.belnet.be www.foo.be"
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)
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print(c.potentialdomain())
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print(c.potentialdomain(validTLD=True))
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print(c.validdomain(extended=True))
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print("US:")
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print(c.localizedomain(cc='US'))
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print("LU:")
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print(c.localizedomain(cc='LU'))
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print("BE:")
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print(c.localizedomain(cc='BE'))
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print("Ranking:")
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print(c.rankdomain())
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print("List of ip addresses:")
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print(c.ipaddress(extended=False))
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print("Include dot.lu:")
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print(c.include(expression=r'\.lu$'))
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print("Exclude dot.lu:")
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print(c.exclude(expression=r'\.lu$'))
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c.text(rawtext="www.lwn.net www.undeadly.org")
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print (c.potentialdomain(validTLD=True))
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print(c.potentialdomain(validTLD=True))
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c.validdomain()
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print (c.localizedomain(cc='US'))
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print(c.localizedomain(cc='US'))
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print(c.validdomain(extended=False, passive_dns=True))
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