99 lines
2.3 KiB
Python
99 lines
2.3 KiB
Python
from django.db import models
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from django.urls import reverse
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from whoisdb.models import MntdObject, WhoisObject, Contact, InetNum
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import ipaddress
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# generally allow domains for .dn to be created
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# allow owners of a subnet to create reverse dns record?
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class Nameserver(MntdObject):
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handleSuffix = "NS"
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# dns name
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# ip address, if glue
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# ipv4/ipv6 address?
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handle = None
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name = models.CharField(max_length=256)
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glueIPv4 = models.GenericIPAddressField(protocol='IPv4', blank=True, null=True)
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glueIPv6 = models.GenericIPAddressField(protocol='IPv6', blank=True, null=True)
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admin_c = models.ManyToManyField(Contact)
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def getPK(self):
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return self.pk
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def get_absolute_url(self):
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return reverse("domains:nameserver-show", args=(self.pk,))
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def __str__(self):
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return self.name
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def getNoDeleteReasons(self):
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# nameservers can always be deleted
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return []
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class Domain(MntdObject):
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handle = None
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handleSuffix = "DOM"
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name = models.CharField(max_length=67, unique=True, db_index=True)
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nameservers = models.ManyToManyField(Nameserver, blank=True)
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admin_c = models.ManyToManyField(Contact)
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def getPK(self):
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return self.name
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def get_absolute_url(self):
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return reverse("domains:domain-show", args=(self.name,))
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def __str__(self):
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return self.name
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def getNoDeleteReasons(self):
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reasons = []
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nameservers = Nameserver.objects.filter(name__endswith="." + self.name)
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for ns in nameservers:
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# FIXME: check if the nameserver has a glue record.... and also if it is maintained by us
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reasons.append("Nameserver %s depends on this domain" % ns.name)
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return reasons
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class ReverseZone(WhoisObject):
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handle = None
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parentNet = models.ForeignKey(InetNum)
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address = models.GenericIPAddressField(db_index=True)
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netmask = models.PositiveIntegerField()
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nameservers = models.ManyToManyField(Nameserver)
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def getPK(self):
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return self.pk
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def prefix(self):
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""" Helper function, mainly used in templates """
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return "%s/%s" % (self.address, self.netmask)
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def getNetwork(self):
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return ipaddress.ip_network(self.prefix())
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def get_absolute_url(self):
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return reverse("domains:reversezone-show", args=(self.pk,))
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def __str__(self):
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return "%s @ %s" % (self.prefix(), self.parentNet)
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def getNoDeleteReasons(self):
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return []
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def canEdit(self, user):
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if self.parentNet:
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return self.parentNet.canEdit(user)
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else:
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return False
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