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hyperboria-nodedb/bind-generate-ptr.py

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#!/usr/bin/python
import sys
# https://raw.githubusercontent.com/google/ipaddr-py/master/ipaddr.py
import ipaddr
import time
# Point this to the "nodes" file from nodedb
with open("nodes") as fd:
content = fd.readlines()
print "$TTL 3600"
print "$ORIGIN c.f.ip6.arpa."
print ""
print "@\tIN SOA\th.ns.net. hostmaster.h.ns.net. (\n" + \
"\t\t" + str(int(time.time())) + " ; serial\n" + \
"\t\t1h ; slave refresh interval\n" + \
"\t\t15m ; slave retry interval\n" + \
"\t\t1w ; slave copy expire time\n" + \
"\t\t1h ; NXDOMAIN cache time\n" + \
"\t)"
print "\tIN NS\th.ns.net"
print "h.ns.net\tIN AAAA\t::1"
for line in content:
tokens = line.strip().split(" ")
if not tokens[0] == '' and not tokens[1] == '':
ip = ipaddr.IPv6Network(tokens[0]).exploded.split("/")[0]
print ".".join(ip[2:][::-1].replace(":", "")) + "\tIN\tPTR\t" + tokens[1].split("/")[0] + "."