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Modify reverse bind export

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output the whole zone if prefix is smaller than the zone
This commit is contained in:
rdujardin 2016-07-26 10:56:39 +02:00
parent 7df6353296
commit 2478b354d1
1 changed files with 37 additions and 21 deletions
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56
netbox/ipam/models.py
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@ -13,6 +13,7 @@ import dns.models
from .fields import IPNetworkField, IPAddressField
import time, ipaddress
import netaddr
AF_CHOICES = (
@ -349,28 +350,34 @@ class Prefix(CreatedUpdatedModel):
pslash = int(str(self.prefix).split('/')[1])
if pslash > 16:
# create /24 zones
ztype = 24
zslash = 24
else:
# create /16 zones
ztype = 16
zslash = 16
if pslash > zslash:
pslash = zslash
p = IPNetwork(unicode('.'.join(pbytes)+'/'+str(pslash)))
ipaddresses = IPAddress.objects.filter(family=4)
for ip in ipaddresses:
ibytes = str(ip.address).split('/')[0].split('.')
islash = str(ip.address).split('/')[1]
i = netaddr.IPAddress(unicode('.'.join(ibytes)))
if ztype == 24:
zone_id = ibytes[2]+'.'+ibytes[1]+'.'+ibytes[0]+'.in-addr.arpa.'
if not zone_id in zones:
zones[zone_id] = header(zone_id)
zones[zone_id] += ibytes[3].ljust(3) + ' IN PTR ' + ip.hostname.ljust(40) + ' ; ' + ip.description.ljust(20) + ' ; gen by netbox ( '+time.strftime('%A %B %d %Y %H:%M:%S',time.localtime())+' ) \n'
if i in p:
if zslash == 24:
zone_id = ibytes[2] + '.' + ibytes[1] + '.' + ibytes[0] + '.in-addr.arpa.'
if not zone_id in zones:
zones[zone_id] = header(zone_id)
zones[zone_id] += ibytes[3].ljust(3) + ' IN PTR ' + ip.hostname.ljust(40) + ' ; ' + ip.description.ljust(20) + ' ; gen by netbox ( '+time.strftime('%A %B %d %Y %H:%M:%S',time.localtime())+' ) \n'
else:
zone_id = ibytes[1]+'.'+ibytes[0]+'.in-addr.arpa.'
if not zone_id in zones:
zones[zone_id] = header(zone_id)
zones[zone_id] += (ibytes[3]+'.'+ibytes[2]).ljust(7) + ' IN PTR ' + ip.hostname.ljust(40) + ' ; ' + ip.description.ljust(20) + ' ; gen by netbox ( '+time.strftime('%A %B %d %Y %H:%M:%S',time.localtime())+' ) \n'
else:
zone_id = ibytes[1]+'.'+ibytes[0]+'.in-addr.arpa.'
if not zone_id in zones:
zones[zone_id] = header(zone_id)
zones[zone_id] += (ibytes[3]+'.'+ibytes[2]).ljust(7) + ' IN PTR ' + ip.hostname.ljust(40) + ' ; ' + ip.description.ljust(20) + ' ; gen by netbox ( '+time.strftime('%A %B %d %Y %H:%M:%S',time.localtime())+' ) \n'
else:
pfull = str(ipaddress.IPv6Address(unicode(str(self.prefix).split('/')[0])).exploded)
@ -378,20 +385,29 @@ class Prefix(CreatedUpdatedModel):
pdigits = pfull.replace(':','')
pslash = int(str(self.prefix).split('/')[1])
ztype = pslash if pslash % 16 == 0 else pslash/16+16
zslash = pslash if pslash % 16 == 0 else pslash/16+16
if pslash > zslash:
pslash = zslash
p = IPNetwork(unicode(pfull+'/'+str(pslash)))
ipaddresses = IPAddress.objects.filter(family=6)
for ip in ipaddresses:
ifull = str(ipaddress.IPv6Address(unicode(str(ip.address).split('/')[0])).exploded)
inibbles = ifull.split(':')
idigits = ifull.replace(':','')[::-1]
islash = int(str(ip.address).split('/')[1])
pdigitszone = pdigits[:ztype/4][::-1]
zone_id = '.'.join(pdigitszone)+'.ip6.arpa.'
if not zone_id in zones:
zones[zone_id] = header(zone_id)
i = netaddr.IPAddress(unicode(ifull))
zones[zone_id] += ('.'.join(idigits[:32-ztype/4])).ljust(30)+' IN PTR ' + ip.hostname.ljust(40) + ' ; ' + ip.description.ljust(20) + ' ; gen by netbox ( '+time.strftime('%A %B %d %Y %H:%M:%S',time.localtime())+' ) \n'
if i in p:
pdigitszone = pdigits[:pslash/4][::-1]
zone_id = '.'.join(pdigitszone)+'.ip6.arpa.'
if not zone_id in zones:
zones[zone_id] = header(zone_id)
zones[zone_id] += ('.'.join(idigits[:32-pslash/4])).ljust(30)+' IN PTR ' + ip.hostname.ljust(40) + ' ; ' + ip.description.ljust(20) + ' ; gen by netbox ( '+time.strftime('%A %B %d %Y %H:%M:%S',time.localtime())+' ) \n'
for z in zones: