prosody
d0dfd48806f9
util/dns.lua

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util/dns.lua @ 12236:d0dfd48806f9

util.dns: Move DNS parameters details into util.dnsregistry Goal is to regenerate this file from the IANA registry using a tool. Having it in a separate file will reduce vcs noise in util.dns
author Kim Alvefur <zash@zash.se>
date Sun, 04 Oct 2020 19:23:16 +0200
parent 10972:b3773b1b90a1
child 12239:578ce0415398
comparison
equal deleted inserted replaced
12235:c98527220564 12236:d0dfd48806f9
16 local s_match = string.match; 16 local s_match = string.match;
17 local s_gmatch = string.gmatch; 17 local s_gmatch = string.gmatch;
18 18
19 local have_net, net_util = pcall(require, "util.net"); 19 local have_net, net_util = pcall(require, "util.net");
20 20
21 local iana_data = require "util.dnsregistry";
21 if have_net and not net_util.ntop then -- Added in Prosody 0.11 22 if have_net and not net_util.ntop then -- Added in Prosody 0.11
22 have_net = false; 23 have_net = false;
23 end 24 end
24 25
25 local chartohex = {}; 26 local chartohex = {};
29 end 30 end
30 31
31 local function tohex(s) 32 local function tohex(s)
32 return (s_gsub(s, ".", chartohex)); 33 return (s_gsub(s, ".", chartohex));
33 end 34 end
34
35 -- Converted from
36 -- http://www.iana.org/assignments/dns-parameters
37 -- 2020-06-25
38
39 local classes = {
40 IN = 1; "IN";
41 nil;
42 CH = 3; "CH";
43 HS = 4; "HS";
44 };
45
46 local types = {
47 "A";"NS";"MD";"MF";"CNAME";"SOA";"MB";"MG";"MR";"NULL";"WKS";"PTR";"HINFO";
48 "MINFO";"MX";"TXT";"RP";"AFSDB";"X25";"ISDN";"RT";"NSAP";"NSAP-PTR";"SIG";
49 "KEY";"PX";"GPOS";"AAAA";"LOC";"NXT";"EID";"NIMLOC";"SRV";"ATMA";"NAPTR";
50 "KX";"CERT";"A6";"DNAME";"SINK";"OPT";"APL";"DS";"SSHFP";"IPSECKEY";"RRSIG";
51 "NSEC";"DNSKEY";"DHCID";"NSEC3";"NSEC3PARAM";"TLSA";"SMIMEA";[55]="HIP";
52 [56]="NINFO";[57]="RKEY";[58]="TALINK";[59]="CDS";[60]="CDNSKEY";[61]="OPENPGPKEY";
53 [62]="CSYNC";[63]="ZONEMD";[99]="SPF";[100]="UINFO";[101]="UID";[102]="GID";
54 [103]="UNSPEC";[104]="NID";[105]="L32";[106]="L64";[107]="LP";[108]="EUI48";
55 [109]="EUI64";["CSYNC"]=62;["TXT"]=16;["NAPTR"]=35;["A6"]=38;["RP"]=17;
56 ["TALINK"]=58;["NXT"]=30;["MR"]=9;["UINFO"]=100;["X25"]=19;["TKEY"]=249;
57 ["CERT"]=37;["SMIMEA"]=53;[252]="AXFR";[253]="MAILB";["CDS"]=59;[32769]="DLV";
58 ["RT"]=21;["WKS"]=11;[249]="TKEY";["LP"]=107;[250]="TSIG";["SSHFP"]=44;["DS"]=43;
59 ["ISDN"]=20;["ATMA"]=34;["NS"]=2;[257]="CAA";["PX"]=26;["MX"]=15;["TSIG"]=250;
60 ["EID"]=31;["TLSA"]=52;["GID"]=102;["KX"]=36;["SPF"]=99;["DOA"]=259;["GPOS"]=27;
61 ["IPSECKEY"]=45;["NIMLOC"]=32;["RRSIG"]=46;["UID"]=101;["DNAME"]=39;["NSAP"]=22;
62 ["DNSKEY"]=48;["SINK"]=40;["DHCID"]=49;[32768]="TA";["NSAP-PTR"]=23;["AAAA"]=28;
63 ["PTR"]=12;["MINFO"]=14;["TA"]=32768;["EUI64"]=109;[260]="AMTRELAY";
64 ["AMTRELAY"]=260;["CDNSKEY"]=60;[259]="DOA";["LOC"]=29;[258]="AVC";["AVC"]=258;
65 ["CAA"]=257;["MB"]=7;["*"]=255;[256]="URI";["URI"]=256;["SRV"]=33;["EUI48"]=108;
66 [255]="*";[254]="MAILA";["MAILA"]=254;["MAILB"]=253;["CNAME"]=5;[251]="IXFR";
67 ["APL"]=42;["OPENPGPKEY"]=61;["MD"]=3;["NINFO"]=56;["ZONEMD"]=63;["RKEY"]=57;
68 ["L32"]=105;["NID"]=104;["HIP"]=55;["NSEC"]=47;["DLV"]=32769;["UNSPEC"]=103;
69 ["NSEC3PARAM"]=51;["MF"]=4;["MG"]=8;["AFSDB"]=18;["A"]=1;["SIG"]=24;["NSEC3"]=50;
70 ["HINFO"]=13;["IXFR"]=251;["NULL"]=10;["AXFR"]=252;["KEY"]=25;["OPT"]=41;
71 ["SOA"]=6;["L64"]=106;
72 }
73
74 local errors = {
75 NoError = "No Error"; [0] = "NoError";
76 FormErr = "Format Error"; "FormErr";
77 ServFail = "Server Failure"; "ServFail";
78 NXDomain = "Non-Existent Domain"; "NXDomain";
79 NotImp = "Not Implemented"; "NotImp";
80 Refused = "Query Refused"; "Refused";
81 YXDomain = "Name Exists when it should not"; "YXDomain";
82 YXRRSet = "RR Set Exists when it should not"; "YXRRSet";
83 NXRRSet = "RR Set that should exist does not"; "NXRRSet";
84 NotAuth = "Server Not Authoritative for zone"; "NotAuth";
85 NotZone = "Name not contained in zone"; "NotZone";
86 };
87 35
88 -- Simplified versions of Waqas DNS parsers 36 -- Simplified versions of Waqas DNS parsers
89 -- Only the per RR parsers are needed and only feed a single RR 37 -- Only the per RR parsers are needed and only feed a single RR
90 38
91 local parsers = {}; 39 local parsers = {};
268 end 216 end
269 setmetatable(parsers, { __index = function() return fallback_parser end }); 217 setmetatable(parsers, { __index = function() return fallback_parser end });
270 218
271 return { 219 return {
272 parsers = parsers; 220 parsers = parsers;
273 classes = classes; 221 classes = iana_data.classes;
274 types = types; 222 types = iana_data.types;
275 errors = errors; 223 errors = iana_data.errors;
276 params = params; 224 params = params;
277 }; 225 };