diff options
Diffstat (limited to 'portal-gui/rpkigui/myrpki/models.py')
| -rw-r--r-- | portal-gui/rpkigui/myrpki/models.py | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/portal-gui/rpkigui/myrpki/models.py b/portal-gui/rpkigui/myrpki/models.py deleted file mode 100644 index 7db5ef1d..00000000 --- a/portal-gui/rpkigui/myrpki/models.py +++ /dev/null @@ -1,207 +0,0 @@ -# $Id$ -""" -Copyright (C) 2010 SPARTA, Inc. dba Cobham Analytic Solutions - -Permission to use, copy, modify, and distribute this software for any -purpose with or without fee is hereby granted, provided that the above -copyright notice and this permission notice appear in all copies. - -THE SOFTWARE IS PROVIDED "AS IS" AND SPARTA DISCLAIMS ALL WARRANTIES WITH -REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY -AND FITNESS. IN NO EVENT SHALL SPARTA BE LIABLE FOR ANY SPECIAL, DIRECT, -INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM -LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE -OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR -PERFORMANCE OF THIS SOFTWARE. -""" - -import socket - -from django.db import models -from django.contrib.auth.models import User - -from rpkigui.myrpki.misc import str_to_range - -import rpki.resource_set -import rpki.exceptions - -class HandleField(models.CharField): - def __init__(self, **kwargs): - models.CharField.__init__(self, max_length=255, **kwargs) - -class IPAddressField(models.CharField): - def __init__( self, **kwargs ): - models.CharField.__init__(self, max_length=40, **kwargs) - -class Conf(models.Model): - '''This is the center of the universe, also known as a place to - have a handle on a resource-holding entity. It's the <self> - in the rpkid schema.''' - handle = HandleField(unique=True, db_index=True) - owner = models.ManyToManyField(User) - - # NULL if self-hosted, otherwise the conf that is hosting us - host = models.ForeignKey('Conf', related_name='hosting', null=True) - - def __unicode__(self): - return self.handle - -class AddressRange(models.Model): - '''An address range/prefix.''' - lo = IPAddressField(blank=False) - hi = IPAddressField(blank=False) - # parent address range - parent = models.ForeignKey('AddressRange', related_name='children', - blank=True, null=True) - # child to which this resource is delegated - allocated = models.ForeignKey('Child', related_name='address_range', - blank=True, null=True) - - def __unicode__(self): - if self.lo == self.hi: - return u"%s" % (self.lo,) - - try: - # pretty print cidr - return unicode(self.as_resource_range()) - except socket.error, err: - print err - # work around for bug when hi/lo get reversed - except AssertionError, err: - print err - return u'%s - %s' % (self.lo, self.hi) - - @models.permalink - def get_absolute_url(self): - return ('rpkigui.myrpki.views.address_view', [str(self.pk)]) - - def as_resource_range(self): - '''Convert to rpki.resource_set.resource_range_ip.''' - return str_to_range(self.lo, self.hi) - - def is_prefix(self): - '''Returns True if this address range can be represented as a - prefix.''' - try: - self.as_resource_range().prefixlen() - except rpki.exceptions.MustBePrefix, err: - print err - return False - return True - -class RoaRequest(models.Model): - roa = models.ForeignKey('Roa', related_name='from_roa_request') - max_length = models.IntegerField() - prefix = models.ForeignKey('AddressRange', related_name='roa_requests') - - def __unicode__(self): - return u'roa request for asn %d on %s-%d' % (self.roa.asn, self.prefix, - self.max_length) - - def as_roa_prefix(self): - '''Convert to a rpki.resouce_set.roa_prefix subclass.''' - r = self.prefix.as_resource_range() - if isinstance(r, rpki.resource_set.resource_set_ipv4): - return rpki.resource_set.roa_prefix_ipv4(r.min, r.prefixlen(), - self.max_length) - else: - return rpki.resource_set.roa_prefix_ipv6(r.min, r.prefixlen(), - self.max_length) - -class Asn(models.Model): - '''An ASN or range thereof.''' - lo = models.IntegerField(blank=False) - hi = models.IntegerField(blank=False) - # parent asn range - parent = models.ForeignKey('Asn', related_name='children', - blank=True, null=True) - # child to which this resource is delegated - allocated = models.ForeignKey('Child', related_name='asn', - blank=True, null=True) - - def __unicode__(self): - if self.lo == self.hi: - return u"ASN %d" % (self.lo,) - else: - return u"ASNs %d - %d" % (self.lo, self.hi) - - @models.permalink - def get_absolute_url(self): - return ('rpkigui.myrpki.views.asn_view', [str(self.pk)]) - - def as_resource_range(self): - # we force conversion to long() here because resource_range_as() wants - # the type of both arguments to be identical, and models.IntegerField - # will be a long when the value is large - return rpki.resource_set.resource_range_as(long(self.lo), long(self.hi)) - -class Child(models.Model): - conf = models.ForeignKey(Conf, related_name='children') - handle = HandleField() # parent's name for child - - def __unicode__(self): - return u"%s's child %s" % (self.conf, self.handle) - - @models.permalink - def get_absolute_url(self): - return ('rpkigui.myrpki.views.child_view', [self.handle]) - - class Meta: - verbose_name_plural = "children" - # children of a specific configuration should be unique - unique_together = ('conf', 'handle') - -class Parent(models.Model): - conf = models.ForeignKey(Conf, related_name='parents') - handle = HandleField() # my name for this parent - - def __unicode__(self): - return u"%s's parent %s" % (self.conf, self.handle) - - @models.permalink - def get_absolute_url(self): - return ('rpkigui.myrpki.views.parent_view', [self.handle]) - - class Meta: - # parents of a specific configuration should be unique - unique_together = ('conf', 'handle') - -class ResourceCert(models.Model): - parent = models.ForeignKey(Parent, related_name='resources') - - # resources granted from my parent - asn = models.ManyToManyField(Asn, related_name='from_cert', blank=True, - null=True) - address_range = models.ManyToManyField(AddressRange, - related_name='from_cert', blank=True, null=True) - - # unique id for this resource certificate - # FIXME: URLField(verify_exists=False) doesn't seem to work - the admin - # editor won't accept a rsync:// scheme as valid - uri = models.CharField(max_length=200) - - # certificate validity period - not_before = models.DateTimeField() - not_after = models.DateTimeField() - - def __unicode__(self): - return u"%s's resource cert from parent %s" % (self.parent.conf.handle, - self.parent.handle) - -class Roa(models.Model): - '''Maps an ASN to the set of prefixes it can originate routes for. - This differs from a real ROA in that prefixes from multiple - parents/resource certs can be selected. The glue module contains - code to split the ROAs into groups by common resource certs.''' - - conf = models.ForeignKey(Conf, related_name='roas') - asn = models.IntegerField() - active = models.BooleanField() - - # the resource cert from which all prefixes for this roa are derived - cert = models.ForeignKey(ResourceCert, related_name='roas') - - def __unicode__(self): - return u"%s's ROA for %d" % (self.conf, self.asn) - -# vim:sw=4 ts=8 expandtab |