IANA nameserver RR type converter to JSON/Python dict

bin/rr-types.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# Tool to dump in IANA RR DNS parameters in JSON or Python dict format 
+#
+# Software is free software released under the "Modified BSD license"
+#
+# Copyright (c) 2013 Alexandre Dulaunoy - a@foo.be
+
+import argparse
+import csv
+import json
+import codecs
+import urllib.request
+
+#IANA format (CSV) is TYPE,Value,Meaning,Reference,Template,Registration Date
+ianarrurl = "http://www.iana.org/assignments/dns-parameters/dns-parameters-4.csv"
+
+argParser = argparse.ArgumentParser(description='Dump IANA DNS parameters in various formats')
+argParser.add_argument('-d', action='store_true', help='Python dict')
+argParser.add_argument('-j', action='store_true', default=True, help='JSON output (default format)')
+argParser.add_argument('-i', action='store_false', default=True, help='Disable integer value RR check')
+argParser.add_argument('-v', action='store_true', help='Verbose output')
+args = argParser.parse_args()
+
+
+rrset=[row for row in csv.DictReader(codecs.iterdecode(urllib.request.urlopen(ianarrurl),'utf-8'),fieldnames = ( "Type","Value","Meaning","Reference","Template","Registration Date" ))]
+
+if args.i:
+	rri = []
+	for rr in rrset[1:]:
+		if rr['Value'].isdigit():
+			rri.append(rr)
+	rrset=rri
+else:
+	rrset=rrset[1:]
+
+if args.d:
+	print (rrset)
+
+if args.j:
+	jsonout = json.dumps( rrset )
+	print (jsonout)