def clean_address_range(self):
address_range = self.cleaned_data.get('address_range')
try:
r = resource_range_ip.parse_str(address_range)
if r.version == 6:
qs = models.ResourceRangeAddressV6
version = 'IPv6'
else:
qs = models.ResourceRangeAddressV4
version = 'IPv4'
except BadIPResource:
raise forms.ValidationError('invalid IP address range')
if not qs.objects.filter(cert__conf=self.child.issuer,
prefix_min__lte=r.min,
prefix_max__gte=r.max).exists():
raise forms.ValidationError(
'IP address range is not delegated to you')
# determine if the entered range overlaps with any prefix
# already allocated to this child
for n in self.child.address_ranges.filter(version=version):
rng = n.as_resource_range()
if r.max >= rng.min and r.min <= rng.max:
raise forms.ValidationError(
'Overlap with previous allocation to this child')
return str(r)
def clean_address_range(self):
address_range = self.cleaned_data.get('address_range')
try:
r = resource_range_ip.parse_str(address_range)
if r.version == 6:
qs = models.ResourceRangeAddressV6
version = 'IPv6'
else:
qs = models.ResourceRangeAddressV4
version = 'IPv4'
except BadIPResource:
raise forms.ValidationError('invalid IP address range')
if not qs.objects.filter(cert__conf=self.child.issuer,
prefix_min__lte=r.min,
prefix_max__gte=r.max).exists():
raise forms.ValidationError(
'IP address range is not delegated to you')
# determine if the entered range overlaps with any prefix
# already allocated to this child
for n in self.child.address_ranges.filter(version=version):
rng = n.as_resource_range()
if r.max >= rng.min and r.min <= rng.max:
raise forms.ValidationError(
'Overlap with previous allocation to this child')
return str(r)
def clean(self):
try:
r = resource_range_ip.parse_str(self.cleaned_data.get('prefix'))
if r.prefixlen() > self.cleaned_data.get('max_prefixlen'):
raise forms.ValidationError('max length is smaller than mask')
except BadIPResource:
pass
return self.cleaned_data
def clean(self):
try:
r = resource_range_ip.parse_str(self.cleaned_data.get('prefix'))
if r.prefixlen() > self.cleaned_data.get('max_prefixlen'):
raise forms.ValidationError('max length is smaller than mask')
except BadIPResource:
pass
return self.cleaned_data
def search_view(request):
certs = None
roas = None
if request.method == 'POST':
form = forms.SearchForm2(request.POST, request.FILES)
if form.is_valid():
resource = form.cleaned_data.get('resource')
# try to determine the type of input given
try:
r = resource_range_as.parse_str(resource)
certs = models.Cert.objects.filter(asns__min__gte=r.min,
asns__max__lte=r.max)
roas = models.ROA.objects.filter(asid__gte=r.min,
asid__lte=r.max)
except:
try:
r = resource_range_ip.parse_str(resource)
if r.version == 4:
certs = models.Cert.objects.filter(
addresses__prefix_min__lte=r.min,
addresses__prefix_max__gte=r.max)
roas = models.ROA.objects.filter(
prefixes__prefix_min__lte=r.min,
prefixes__prefix_max__gte=r.max)
else:
certs = models.Cert.objects.filter(
addresses_v6__prefix_min__lte=r.min,
addresses_v6__prefix_max__gte=r.max)
roas = models.ROA.objects.filter(
prefixes_v6__prefix_min__lte=r.min,
prefixes_v6__prefix_max__gte=r.max)
except BadIPResource:
pass
return render(request, 'cacheview/search_result.html', {
'resource': resource,
'certs': certs,
'roas': roas
})
def _as_resource_range(self):
"""Convert the prefix in the form to a
rpki.resource_set.resource_range_ip object.
If there is no mask provided, assume the closest classful mask.
"""
prefix = self.cleaned_data.get('prefix')
if '/' not in prefix:
p = IPAddress(prefix)
# determine the first nonzero bit starting from the lsb and
# subtract from the address size to find the closest classful
# mask that contains this single address
prefixlen = 0
while (p != 0) and (p & 1) == 0:
prefixlen = prefixlen + 1
p = p >> 1
mask = p.bits - (8 * (prefixlen / 8))
prefix = prefix + '/' + str(mask)
return resource_range_ip.parse_str(prefix)
def _as_resource_range(self):
"""Convert the prefix in the form to a
rpki.resource_set.resource_range_ip object.
If there is no mask provided, assume the closest classful mask.
"""
prefix = self.cleaned_data.get('prefix')
if '/' not in prefix:
p = IPAddress(prefix)
# determine the first nonzero bit starting from the lsb and
# subtract from the address size to find the closest classful
# mask that contains this single address
prefixlen = 0
while (p != 0) and (p & 1) == 0:
prefixlen = prefixlen + 1
p = p >> 1
mask = p.bits - (8 * (prefixlen / 8))
prefix = prefix + '/' + str(mask)
return resource_range_ip.parse_str(prefix)
def search_view(request):
certs = None
roas = None
if request.method == 'POST':
form = forms.SearchForm2(request.POST, request.FILES)
if form.is_valid():
resource = form.cleaned_data.get('resource')
# try to determine the type of input given
try:
r = resource_range_as.parse_str(resource)
certs = models.Cert.objects.filter(asns__min__gte=r.min,
asns__max__lte=r.max)
roas = models.ROA.objects.filter(asid__gte=r.min,
asid__lte=r.max)
except:
try:
r = resource_range_ip.parse_str(resource)
if r.version == 4:
certs = models.Cert.objects.filter(
addresses__prefix_min__lte=r.min,
addresses__prefix_max__gte=r.max)
roas = models.ROA.objects.filter(
prefixes__prefix_min__lte=r.min,
prefixes__prefix_max__gte=r.max)
else:
certs = models.Cert.objects.filter(
addresses_v6__prefix_min__lte=r.min,
addresses_v6__prefix_max__gte=r.max)
roas = models.ROA.objects.filter(
prefixes_v6__prefix_min__lte=r.min,
prefixes_v6__prefix_max__gte=r.max)
except BadIPResource:
pass
return render(request, 'cacheview/search_result.html',
{'resource': resource, 'certs': certs, 'roas': roas})
def clean_prefix(self):
try:
r = resource_range_ip.parse_str(self.cleaned_data.get('prefix'))
except BadIPResource:
raise forms.ValidationError('invalid prefix')
return str(r)
def clean_prefix(self):
try:
r = resource_range_ip.parse_str(self.cleaned_data.get('prefix'))
except BadIPResource:
raise forms.ValidationError('invalid prefix')
return str(r)
