pdns-qof-server/qos_server/query.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import json
import redis
from ipaddress import ip_address


class Query(object):

    def __init__(self, redis_listen, redis_port, redis_db, origin):
        self.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": ""}]
        self.rrset_supported = ['1', '2', '5', '15', '28', '33']
        self.r = redis.StrictRedis(host=redis_listen, port=redis_port, db=redis_db)
        self.origin = origin

    def getFirstSeen(self, t1=None, t2=None):
        if t1 is None or t2 is None:
            return False
        rec = "s:" + t1.lower() + ":" + t2.lower()
        recget = self.r.get(rec)
        if recget is not None:
            return int(recget.decode(encoding='UTF-8'))

    def getLastSeen(self, t1=None, t2=None):
        if t1 is None or t2 is None:
            return False
        rec = "l:" + t1.lower() + ":" + t2.lower()
        recget = self.r.get(rec)
        if recget is not None:
            return int(recget.decode(encoding='UTF-8'))

    def getCount(self, t1=None, t2=None):
        if t1 is None or t2 is None:
            return False
        rec = "o:" + t1.lower() + ":" + t2.lower()
        recget = self.r.get(rec)
        if recget is not None:
            return int(recget.decode(encoding='UTF-8'))

    def getRecord(self, t=None):
        if t is None:
            return False
        rrfound = []
        for rr in self.rrset:
            if (rr['Value']) is not None and rr['Value'] in self.rrset_supported:
                rec = "r:" + t + ":" + rr['Value']
                rs = self.r.smembers(rec)
                if rs:
                    for v in rs:
                        rrval = {}
                        rdata = v.decode(encoding='UTF-8').strip()
                        rrval['time_first'] = self.getFirstSeen(t1=t, t2=rdata)
                        rrval['time_last'] = self.getLastSeen(t1=t, t2=rdata)
                        if rrval['time_first'] is None:
                            break
                        rrval['count'] = self.getCount(t1=t, t2=rdata)
                        rrval['rrtype'] = rr['Type']
                        rrval['rrname'] = t
                        rrval['rdata'] = rdata
                        if self.origin:
                            rrval['origin'] = self.origin
                        rrfound.append(rrval)
        return self.JsonQOF(rrfound)

    def getAssociatedRecords(self, rdata=None):
        if rdata is None:
            return False
        rec = "v:" + rdata.lower()
        records = []
        if self.r.smembers(rec):
            for v in self.r.smembers(rec):
                records.append(v.decode(encoding='UTF-8'))
        return records

    def RemDuplicate(self, d=None):
        if d is None:
            return False
        outd = [dict(t) for t in set([tuple(o.items()) for o in d])]
        return outd

    def JsonQOF(self, rrfound=None, RemoveDuplicate=True):
        if rrfound is None:
            return False
        rrqof = ""

        if RemoveDuplicate:
            rrfound = self.RemDuplicate(d=rrfound)

        for rr in rrfound:
            rrqof = rrqof + json.dumps(rr) + "\n"
        return rrqof

    def is_ip(self, q):
        try:
            ip_address(q)
            return True
        except:
            return False