prosody
4c1d3f817063
tools/dnsregistry.lua

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tools/dnsregistry.lua @ 12629:4c1d3f817063

util.datetime: Add support for sub-second precision timestamps Lua since 5.3 raises a fuss when time functions are handed a number with a fractional part and the underlying C functions are all based on integer seconds without support for more precision.
author Kim Alvefur <zash@zash.se>
date Sun, 14 Aug 2022 16:57:31 +0200
parent 12271:f31bb79f51d7
child 12855:3306807c0619
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
12237
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
parents:
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1 -- Generate util/dnsregistry.lua from IANA HTTP status code registry
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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2 local xml = require "util.xml";
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f31bb79f51d7 tools: Allow processing instructions in some XML parsing tools
Kim Alvefur <zash@zash.se>
parents: 12237
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3 local registries = xml.parse(io.read("*a"), { allow_processing_instructions = true });
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b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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4
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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5 print("-- Source: https://www.iana.org/assignments/dns-parameters/dns-parameters.xml");
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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6 print(os.date("-- Generated on %Y-%m-%d"))
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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7
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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8 local registry_mapping = {
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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9 ["dns-parameters-2"] = "classes";
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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10 ["dns-parameters-4"] = "types";
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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11 ["dns-parameters-6"] = "errors";
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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12 };
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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13
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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14 print("return {");
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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15 for registry in registries:childtags("registry") do
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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16 local registry_name = registry_mapping[registry.attr.id];
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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17 if registry_name then
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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18 print("\t" .. registry_name .. " = {");
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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19 for record in registry:childtags("record") do
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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20 local record_name = record:get_child_text("name");
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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21 local record_type = record:get_child_text("type");
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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22 local record_desc = record:get_child_text("description");
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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23 local record_code = tonumber(record:get_child_text("value"));
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Kim Alvefur <zash@zash.se>
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24
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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25 if tostring(record):lower():match("reserved") or tostring(record):lower():match("reserved") then
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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26 record_code = nil;
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27 end
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28
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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29 if registry_name == "classes" and record_code then
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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30 record_type = record_desc and record_desc:match("%((%w+)%)$")
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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31 if record_type then
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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32 print(("\t\t[%q] = %d; [%d] = %q;"):format(record_type, record_code, record_code, record_type))
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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33 end
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34 elseif registry_name == "types" and record_type and record_code then
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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35 print(("\t\t[%q] = %d; [%d] = %q;"):format(record_type, record_code, record_code, record_type))
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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36 elseif registry_name == "errors" and record_code and record_name then
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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37 print(("\t\t[%d] = %q; [%q] = %q;"):format(record_code, record_name, record_name, record_desc or record_name));
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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38 end
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39 end
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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40 print("\t};");
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
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41 end
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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42 end
b35714c57442 tools.dnsregistry: For converting IANA DNS registry data to Lua table
Kim Alvefur <zash@zash.se>
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43 print("};");