172 lines
17 KiB
Python
172 lines
17 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# A Passive DNS COF compliant passive DNS server for the analyzer-d4-passivedns
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#
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# The output format is compliant with Passive DNS - Common Output Format
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#
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# https://tools.ietf.org/html/draft-dulaunoy-dnsop-passive-dns-cof
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#
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# The software is licensed under the GNU Affero General Public License version 3
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#
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# Copyright (c) 2013-2019 Alexandre Dulaunoy - a@foo.be
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from datetime import date
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import tornado.escape
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import tornado.ioloop
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import tornado.web
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import iptools
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import redis
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import json
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rrset = [{"Reference": "[RFC1035]", "Type": "A", "Value": "1", "Meaning": "a host address", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "NS", "Value": "2", "Meaning": "an authoritative name server", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MD", "Value": "3", "Meaning": "a mail destination (OBSOLETE - use MX)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MF", "Value": "4", "Meaning": "a mail forwarder (OBSOLETE - use MX)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "CNAME", "Value": "5", "Meaning": "the canonical name for an alias", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "SOA", "Value": "6", "Meaning": "marks the start of a zone of authority", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MB", "Value": "7", "Meaning": "a mailbox domain name (EXPERIMENTAL)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MG", "Value": "8", "Meaning": "a mail group member (EXPERIMENTAL)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MR", "Value": "9", "Meaning": "a mail rename domain name (EXPERIMENTAL)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "NULL", "Value": "10", "Meaning": "a null RR (EXPERIMENTAL)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "WKS", "Value": "11", "Meaning": "a well known service description", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "PTR", "Value": "12", "Meaning": "a domain name pointer", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "HINFO", "Value": "13", "Meaning": "host information", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MINFO", "Value": "14", "Meaning": "mailbox or mail list information", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MX", "Value": "15", "Meaning": "mail exchange", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "TXT", "Value": "16", "Meaning": "text strings", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1183]", "Type": "RP", "Value": "17", "Meaning": "for Responsible Person", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1183][RFC5864]", "Type": "AFSDB", "Value": "18", "Meaning": "for AFS Data Base location", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1183]", "Type": "X25", "Value": "19", "Meaning": "for X.25 PSDN address", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1183]", "Type": "ISDN", "Value": "20", "Meaning": "for ISDN address", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1183]", "Type": "RT", "Value": "21", "Meaning": "for Route Through", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1706]", "Type": "NSAP", "Value": "22", "Meaning": "for NSAP address, NSAP style A record", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1348][RFC1637][RFC1706]", "Type": "NSAP-PTR", "Value": "23", "Meaning": "for domain name pointer, NSAP style", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4034][RFC3755][RFC2535][RFC2536][RFC2537][RFC2931][RFC3110][RFC3008]", "Type": "SIG", "Value": "24", "Meaning": "for security signature", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4034][RFC3755][RFC2535][RFC2536][RFC2537][RFC2539][RFC3008][RFC3110]", "Type": "KEY", "Value": "25", "Meaning": "for security key", "Template": "", "Registration Date": ""}, {"Reference": "[RFC2163]", "Type": "PX", "Value": "26", "Meaning": "X.400 mail mapping information", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1712]", "Type": "GPOS", "Value": "27", "Meaning": "Geographical Position", "Template": "", "Registration Date": ""}, {"Reference": "[RFC3596]", "Type": "AAAA", "Value": "28", "Meaning": "IP6 Address", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1876]", "Type": "LOC", "Value": "29", "Meaning": "Location Information", "Template": "", "Registration Date": ""}, {"Reference": "[RFC3755][RFC2535]", "Type": "NXT", "Value": "30", "Meaning": "Next Domain (OBSOLETE)", "Template": "", "Registration Date": ""}, {"Reference": "[Michael_Patton][http://ana-3.lcs.mit.edu/~jnc/nimrod/dns.txt]", "Type": "EID", "Value": "31", "Meaning": "Endpoint Identifier", "Template": "", "Registration Date": "1995-06"}, {"Reference": "[1][Michael_Patton][http://ana-3.lcs.mit.edu/~jnc/nimrod/dns.txt]", "Type": "NIMLOC", "Value": "32", "Meaning": "Nimrod Locator", "Template": "", "Registration Date": "1995-06"}, {"Reference": "[1][RFC2782]", "Type": "SRV", "Value": "33", "Meaning": "Server Selection", "Template": "", "Registration Date": ""}, {"Reference": "[\n ATM Forum Technical Committee, \"ATM Name System, V2.0\", Doc ID: AF-DANS-0152.000, July 2000. Available from and held in escrow by IANA.]", "Type": "ATMA", "Value": "34", "Meaning": "ATM Address", "Template": "", "Registration Date": ""}, {"Reference": "[RFC2915][RFC2168][RFC3403]", "Type": "NAPTR", "Value": "35", "Meaning": "Naming Authority Pointer", "Template": "", "Registration Date": ""}, {"Reference": "[RFC2230]", "Type": "KX", "Value": "36", "Meaning": "Key Exchanger", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4398]", "Type": "CERT", "Value": "37", "Meaning": "CERT", "Template": "", "Registration Date": ""}, {"Reference": "[RFC3226][RFC2874][RFC6563]", "Type": "A6", "Value": "38", "Meaning": "A6 (OBSOLETE - use AAAA)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC6672]", "Type": "DNAME", "Value": "39", "Meaning": "DNAME", "Template": "", "Registration Date": ""}, {"Reference": "[Donald_E_Eastlake][http://tools.ietf.org/html/draft-eastlake-kitchen-sink]", "Type": "SINK", "Value": "40", "Meaning": "SINK", "Template": "", "Registration Date": "1997-11"}, {"Reference": "[RFC6891][RFC3225]", "Type": "OPT", "Value": "41", "Meaning": "OPT", "Template": "", "Registration Date": ""}, {"Reference": "[RFC3123]", "Type": "APL", "Value": "42", "Meaning": "APL", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4034][RFC3658]", "Type": "DS", "Value": "43", "Meaning": "Delegation Signer", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4255]", "Type": "SSHFP", "Value": "44", "Meaning": "SSH Key Fingerprint", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4025]", "Type": "IPSECKEY", "Value": "45", "Meaning": "IPSECKEY", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4034][RFC3755]", "Type": "RRSIG", "Value": "46", "Meaning": "RRSIG", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4034][RFC3755]", "Type": "NSEC", "Value": "47", "Meaning": "NSEC", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4034][RFC3755]", "Type": "DNSKEY", "Value": "48", "Meaning": "DNSKEY", "Template": "", "Registration Date": ""}, {"Reference": "[RFC4701]", "Type": "DHCID", "Value": "49", "Meaning": "DHCID", "Template": "", "Registration Date": ""}, {"Reference": "[RFC5155]", "Type": "NSEC3", "Value": "50", "Meaning": "NSEC3", "Template": "", "Registration Date": ""}, {"Reference": "[RFC5155]", "Type": "NSEC3PARAM", "Value": "51", "Meaning": "NSEC3PARAM", "Template": "", "Registration Date": ""}, {"Reference": "[RFC6698]", "Type": "TLSA", "Value": "52", "Meaning": "TLSA", "Template": "", "Registration Date": ""}, {"Reference": "[RFC5205]", "Type": "HIP", "Value": "55", "Meaning": "Host Identity Protocol", "Template": "", "Registration Date": ""}, {"Reference": "[Jim_Reid]", "Type": "NINFO", "Value": "56", "Meaning": "NINFO", "Template": "NINFO/ninfo-completed-template", "Registration Date": "2008-01-21"}, {"Reference": "[Jim_Reid]", "Type": "RKEY", "Value": "57", "Meaning": "RKEY", "Template": "RKEY/rkey-completed-template", "Registration Date": "2008-01-21"}, {"Reference": "[Wouter_Wijngaards]", "Type": "TALINK", "Value": "58", "Meaning": "Trust Anchor LINK", "Template": "TALINK/talink-completed-template", "Registration Date": "2010-02-17"}, {"Reference": "[George_Barwood]", "Type": "CDS", "Value": "59", "Meaning": "Child DS", "Template": "CDS/cds-completed-template", "Registration Date": "2011-06-06"}, {"Reference": "[RFC4408]", "Type": "SPF", "Value": "99", "Meaning": "", "Template": "", "Registration Date": ""}, {"Reference": "[IANA-Reserved]", "Type": "UINFO", "Value": "100", "Meaning": "", "Template": "", "Registration Date": ""}, {"Reference": "[IANA-Reserved]", "Type": "UID", "Value": "101", "Meaning": "", "Template": "", "Registration Date": ""}, {"Reference": "[IANA-Reserved]", "Type": "GID", "Value": "102", "Meaning": "", "Template": "", "Registration Date": ""}, {"Reference": "[IANA-Reserved]", "Type": "UNSPEC", "Value": "103", "Meaning": "", "Template": "", "Registration Date": ""}, {"Reference": "[RFC6742]", "Type": "NID", "Value": "104", "Meaning": "", "Template": "ILNP/nid-completed-template", "Registration Date": ""}, {"Reference": "[RFC6742]", "Type": "L32", "Value": "105", "Meaning": "", "Template": "ILNP/l32-completed-template", "Registration Date": ""}, {"Reference": "[RFC6742]", "Type": "L64", "Value": "106", "Meaning": "", "Template": "ILNP/l64-completed-template", "Registration Date": ""}, {"Reference": "[RFC6742]", "Type": "LP", "Value": "107", "Meaning": "", "Template": "ILNP/lp-completed-template", "Registration Date": ""}, {"Reference": "[RFC7043]", "Type": "EUI48", "Value": "108", "Meaning": "an EUI-48 address", "Template": "EUI48/eui48-completed-template", "Registration Date": "2013-03-27"}, {"Reference": "[RFC7043]", "Type": "EUI64", "Value": "109", "Meaning": "an EUI-64 address", "Template": "EUI64/eui64-completed-template", "Registration Date": "2013-03-27"}, {"Reference": "[RFC2930]", "Type": "TKEY", "Value": "249", "Meaning": "Transaction Key", "Template": "", "Registration Date": ""}, {"Reference": "[RFC2845]", "Type": "TSIG", "Value": "250", "Meaning": "Transaction Signature", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1995]", "Type": "IXFR", "Value": "251", "Meaning": "incremental transfer", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035][RFC5936]", "Type": "AXFR", "Value": "252", "Meaning": "transfer of an entire zone", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MAILB", "Value": "253", "Meaning": "mailbox-related RRs (MB, MG or MR)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035]", "Type": "MAILA", "Value": "254", "Meaning": "mail agent RRs (OBSOLETE - see MX)", "Template": "", "Registration Date": ""}, {"Reference": "[RFC1035][RFC6895]", "Type": "*", "Value": "255", "Meaning": "A request for all records the server/cache has available", "Template": "", "Registration Date": ""}, {"Reference": "[Patrik_Faltstrom]", "Type": "URI", "Value": "256", "Meaning": "URI", "Template": "URI/uri-completed-template", "Registration Date": "2011-02-22"}, {"Reference": "[RFC6844]", "Type": "CAA", "Value": "257", "Meaning": "Certification Authority Restriction", "Template": "CAA/caa-completed-template", "Registration Date": "2011-04-07"}, {"Reference": "[Sam_Weiler][http://cameo.library.cmu.edu/][\n Deploying DNSSEC Without a Signed Root. Technical Report 1999-19,\nInformation Networking Institute, Carnegie Mellon University, April 2004.]", "Type": "TA", "Value": "32768", "Meaning": "DNSSEC Trust Authorities", "Template": "", "Registration Date": "2005-12-13"}, {"Reference": "[RFC4431]", "Type": "DLV", "Value": "32769", "Meaning": "DNSSEC Lookaside Validation", "Template": "", "Registration Date": ""}, {"Reference": "", "Type": "Reserved", "Value": "65535", "Meaning": "", "Template": "", "Registration Date": ""}]
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r=redis.StrictRedis(host='localhost', port=6400, db=0)
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rrset_supported = ['1','2','5','15','28','33']
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origin = "origin not configured"
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def getFirstSeen(t1 = None, t2 = None):
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if t1 is None or t2 is None:
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return False
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rec = "s:"+t1.lower()+":"+t2.lower()
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for rr in rrset:
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if (rr['Value']) is not None and rr['Value'] in rrset_supported:
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qrec = rec+":{}".format(rr['Value'])
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recget = r.get(qrec)
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if recget is not None:
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return int(recget.decode(encoding='UTF-8'))
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def getLastSeen(t1 = None, t2 = None):
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if t1 is None or t2 is None:
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return False
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rec = "l:"+t1.lower()+":"+t2.lower()
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for rr in rrset:
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if (rr['Value']) is not None and rr['Value'] in rrset_supported:
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qrec = rec+":{}".format(rr['Value'])
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recget = r.get(qrec)
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if recget is not None:
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return int(recget.decode(encoding='UTF-8'))
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def getCount(t1 = None, t2 = None):
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if t1 is None or t2 is None:
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return False
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rec = "o:"+t1.lower()+":"+t2.lower()
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for rr in rrset:
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if (rr['Value']) is not None and rr['Value'] in rrset_supported:
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qrec = rec+":{}".format(rr['Value'])
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recget = r.get(qrec)
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if recget is not None:
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return int(recget.decode(encoding='UTF-8'))
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def getRecord(t = None):
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if t is None:
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return False
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rrfound = []
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for rr in rrset:
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if (rr['Value']) is not None and rr['Value'] in rrset_supported:
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rec = "r:"+t+":"+rr['Value']
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setsize = r.scard(rec)
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if setsize < 200:
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rs = r.smembers(rec)
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else:
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#rs = r.srandmember(rec, number=300)
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rs = False
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if rs:
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for v in rs:
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rrval = {}
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rdata = v.decode(encoding='UTF-8').strip()
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rrval['time_first'] = getFirstSeen(t1=t, t2=rdata)
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rrval['time_last'] = getLastSeen(t1=t, t2=rdata)
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if rrval['time_first'] is None:
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break
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rrval['count'] = getCount(t1=t, t2=rdata)
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rrval['rrtype'] = rr['Type']
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rrval['rrname'] = t
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rrval['rdata'] = rdata
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if origin:
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rrval['origin'] = origin
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rrfound.append(rrval)
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return rrfound
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def getAssociatedRecords(rdata = None):
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if rdata is None:
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return False
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rec = "v:"+rdata.lower()
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records = []
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for rr in rrset:
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if (rr['Value']) is not None and rr['Value'] in rrset_supported:
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qrec = rec+":{}".format(rr['Value'])
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if r.smembers(qrec):
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for v in r.smembers(qrec):
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records.append(v.decode(encoding='UTF-8'))
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return records
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def RemDuplicate(d = None):
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if d is None:
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return False
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outd = [dict(t) for t in set([tuple(o.items()) for o in d])]
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return outd
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def JsonQOF(rrfound = None, RemoveDuplicate=True):
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if rrfound is None:
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return False
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rrqof = ""
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if RemoveDuplicate:
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rrfound=RemDuplicate(d=rrfound)
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for rr in rrfound:
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rrqof = rrqof + json.dumps(rr) + "\n"
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return rrqof
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class InfoHandler(tornado.web.RequestHandler):
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def get(self):
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response = { 'version': 'git',
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'software': 'analyzer-d4-passivedns' }
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self.write(response)
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class QueryHandler(tornado.web.RequestHandler):
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def get(self, q):
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print ("query: {}".format(q))
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if iptools.ipv4.validate_ip(q) or iptools.ipv6.validate_ip(q):
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for x in getAssociatedRecords(q):
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self.write(JsonQOF(getRecord(x)))
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else:
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self.write(JsonQOF(getRecord(t = q.strip())))
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class FullQueryHandler(tornado.web.RequestHandler):
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def get(self, q):
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print ("fquery: "+q)
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if iptools.ipv4.validate_ip(q) or iptools.ipv6.validate_ip(q):
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for x in getAssociatedRecords(q):
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self.write(JsonQOF(getRecord(x)))
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else:
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for x in getAssociatedRecords(q):
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self.write(JsonQOF(getRecord(t = x.strip())))
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application = tornado.web.Application([
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(r"/query/(.*)",QueryHandler),
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(r"/fquery/(.*)",FullQueryHandler),
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(r"/info", InfoHandler)
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])
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if __name__ == "test":
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qq = ["foo.be", "8.8.8.8"]
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for q in qq:
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if iptools.ipv4.validate_ip(q) or iptools.ipv6.validate_ip(q):
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for x in getAssociatedRecords(q):
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print (JsonQOF(getRecord(x)))
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else:
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print (JsonQOF(getRecord(t = q)))
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else:
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application.listen(8400)
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tornado.ioloop.IOLoop.instance().start()
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