Source tree reorg, phase 1. Almost everything moved, no file contents changed.

svn path=/branches/tk685/; revision=5757

1 files changed, 237 insertions, 0 deletions

diff --git a/rpki/gui/cacheview/models.py b/rpki/gui/cacheview/models.py
new file mode 100644
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+++ b/rpki/gui/cacheview/models.py
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+# Copyright (C) 2011  SPARTA, Inc. dba Cobham Analytic Solutions
+# Copyright (C) 2012  SPARTA, Inc. a Parsons Company
+#
+# 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.
+
+__version__ = '$Id$'
+
+from datetime import datetime
+import time
+
+from django.db import models
+from django.core.urlresolvers import reverse
+
+import rpki.resource_set
+import rpki.gui.models
+
+
+class TelephoneField(models.CharField):
+    def __init__(self, *args, **kwargs):
+        kwargs['max_length'] = 255
+        models.CharField.__init__(self, *args, **kwargs)
+
+
+class AddressRange(rpki.gui.models.PrefixV4):
+    @models.permalink
+    def get_absolute_url(self):
+        return ('rpki.gui.cacheview.views.addressrange_detail', [str(self.pk)])
+
+
+class AddressRangeV6(rpki.gui.models.PrefixV6):
+    @models.permalink
+    def get_absolute_url(self):
+        return ('rpki.gui.cacheview.views.addressrange_detail_v6',
+                [str(self.pk)])
+
+
+class ASRange(rpki.gui.models.ASN):
+    @models.permalink
+    def get_absolute_url(self):
+        return ('rpki.gui.cacheview.views.asrange_detail', [str(self.pk)])
+
+kinds = list(enumerate(('good', 'warn', 'bad')))
+kinds_dict = dict((v, k) for k, v in kinds)
+
+
+class ValidationLabel(models.Model):
+    """
+    Represents a specific error condition defined in the rcynic XML
+    output file.
+    """
+    label = models.CharField(max_length=79, db_index=True, unique=True)
+    status = models.CharField(max_length=255)
+    kind = models.PositiveSmallIntegerField(choices=kinds)
+
+    def __unicode__(self):
+        return self.label
+
+
+class RepositoryObject(models.Model):
+    """
+    Represents a globally unique RPKI repository object, specified by its URI.
+    """
+    uri = models.URLField(unique=True, db_index=True)
+
+generations = list(enumerate(('current', 'backup')))
+generations_dict = dict((val, key) for (key, val) in generations)
+
+
+class ValidationStatus(models.Model):
+    timestamp = models.DateTimeField()
+    generation = models.PositiveSmallIntegerField(choices=generations, null=True)
+    status = models.ForeignKey(ValidationLabel)
+    repo = models.ForeignKey(RepositoryObject, related_name='statuses')
+
+
+class SignedObject(models.Model):
+    """
+    Abstract class to hold common metadata for all signed objects.
+    The signing certificate is ommitted here in order to give a proper
+    value for the 'related_name' attribute.
+    """
+    repo = models.ForeignKey(RepositoryObject, related_name='cert', unique=True)
+
+    # on-disk file modification time
+    mtime = models.PositiveIntegerField(default=0)
+
+    # SubjectName
+    name = models.CharField(max_length=255)
+
+    # value from the SKI extension
+    keyid = models.CharField(max_length=60, db_index=True)
+
+    # validity period from EE cert which signed object
+    not_before = models.DateTimeField()
+    not_after = models.DateTimeField()
+
+    def mtime_as_datetime(self):
+        """
+        convert the local timestamp to UTC and convert to a datetime object
+        """
+        return datetime.utcfromtimestamp(self.mtime + time.timezone)
+
+    def status_id(self):
+        """
+        Returns a HTML class selector for the current object based on its validation status.
+        The selector is chosen based on the current generation only.  If there is any bad status,
+        return bad, else if there are any warn status, return warn, else return good.
+        """
+        for x in reversed(kinds):
+            if self.repo.statuses.filter(generation=generations_dict['current'], status__kind=x[0]):
+                return x[1]
+        return None  # should not happen
+
+    def __unicode__(self):
+        return u'%s' % self.name
+
+
+class Cert(SignedObject):
+    """
+    Object representing a resource certificate.
+    """
+    addresses = models.ManyToManyField(AddressRange, related_name='certs')
+    addresses_v6 = models.ManyToManyField(AddressRangeV6, related_name='certs')
+    asns = models.ManyToManyField(ASRange, related_name='certs')
+    issuer = models.ForeignKey('self', related_name='children', null=True)
+    sia = models.CharField(max_length=255)
+
+    def get_absolute_url(self):
+        return reverse('cert-detail', args=[str(self.pk)])
+
+    def get_cert_chain(self):
+        """Return a list containing the complete certificate chain for this
+        certificate."""
+        cert = self
+        x = [cert]
+        while cert != cert.issuer:
+            cert = cert.issuer
+            x.append(cert)
+        x.reverse()
+        return x
+    cert_chain = property(get_cert_chain)
+
+
+class ROAPrefix(models.Model):
+    "Abstract base class for ROA mixin."
+
+    max_length = models.PositiveSmallIntegerField()
+
+    class Meta:
+        abstract = True
+
+    def as_roa_prefix(self):
+        "Return value as a rpki.resource_set.roa_prefix_ip object."
+        rng = self.as_resource_range()
+        return self.roa_cls(rng.min, rng.prefixlen(), self.max_length)
+
+    def __unicode__(self):
+        p = self.as_resource_range()
+        if p.prefixlen() == self.max_length:
+            return str(p)
+        return '%s-%s' % (str(p), self.max_length)
+
+
+# ROAPrefix is declared first, so subclass picks up __unicode__ from it.
+class ROAPrefixV4(ROAPrefix, rpki.gui.models.PrefixV4):
+    "One v4 prefix in a ROA."
+
+    roa_cls = rpki.resource_set.roa_prefix_ipv4
+
+    @property
+    def routes(self):
+        """return all routes covered by this roa prefix"""
+        return RouteOrigin.objects.filter(prefix_min__gte=self.prefix_min,
+                                          prefix_max__lte=self.prefix_max)
+
+    class Meta:
+        ordering = ('prefix_min',)
+
+
+# ROAPrefix is declared first, so subclass picks up __unicode__ from it.
+class ROAPrefixV6(ROAPrefix, rpki.gui.models.PrefixV6):
+    "One v6 prefix in a ROA."
+
+    roa_cls = rpki.resource_set.roa_prefix_ipv6
+
+    class Meta:
+        ordering = ('prefix_min',)
+
+
+class ROA(SignedObject):
+    asid = models.PositiveIntegerField()
+    prefixes = models.ManyToManyField(ROAPrefixV4, related_name='roas')
+    prefixes_v6 = models.ManyToManyField(ROAPrefixV6, related_name='roas')
+    issuer = models.ForeignKey('Cert', related_name='roas')
+
+    def get_absolute_url(self):
+        return reverse('roa-detail', args=[str(self.pk)])
+
+    class Meta:
+        ordering = ('asid',)
+
+    def __unicode__(self):
+        return u'ROA for AS%d' % self.asid
+
+
+class Ghostbuster(SignedObject):
+    full_name = models.CharField(max_length=40)
+    email_address = models.EmailField(blank=True, null=True)
+    organization = models.CharField(blank=True, null=True, max_length=255)
+    telephone = TelephoneField(blank=True, null=True)
+    issuer = models.ForeignKey('Cert', related_name='ghostbusters')
+
+    def get_absolute_url(self):
+        # note that ghostbuster-detail is different from gbr-detail! sigh
+        return reverse('ghostbuster-detail', args=[str(self.pk)])
+
+    def __unicode__(self):
+        if self.full_name:
+            return self.full_name
+        if self.organization:
+            return self.organization
+        if self.email_address:
+            return self.email_address
+        return self.telephone
+
+
+from rpki.gui.routeview.models import RouteOrigin