def get_dhcpd_conf(request):
# noinspection PyUnusedLocal
request = request
try:
fqdn = hostname_from_principal(request.user.username)
except ValueError:
return HttpResponse(status=401, content='Unable to get configuration: invalid username')
if Service.objects.filter(fqdn=fqdn, scheme='dchp')[0:1].count() == 0:
hosts = []
else:
hosts = Host.objects.all()
def get_ip_or_none(scheme):
values = list(Service.objects.filter(scheme=scheme)[0:1])
if not values:
return None
return Record.local_resolve(values[0].fqdn) or values[0].hostname
def get_ip_list(scheme, protocol='udp'):
values = list(Service.objects.filter(scheme=scheme, protocol=protocol))
return [Record.local_resolve(x.fqdn) or x.hostname for x in values]
template_values = {
'penates_subnets': get_subnets(),
'penates_domain': settings.PENATES_DOMAIN,
'admin_prefix': settings.PDNS_ADMIN_PREFIX,
'infra_prefix': settings.PDNS_INFRA_PREFIX,
'hosts': hosts,
'tftp': get_ip_or_none('tftp'),
'dns_list': get_ip_list('dns'),
'ntp': get_ip_or_none('ntp'),
}
return render_to_response('dhcpd/dhcpd.conf', template_values, status=200, content_type='text/plain')
def ensure_record(self, source, target, unique=False, override_reverse=True):
"""
:param override_reverse:
:param source: orignal name (fqdn of the machine, or IP address)
:param target: DNS alias to create
:param unique: if True, remove any previous
:rtype: :class:`penatesserver.powerdns.models.Domain`
"""
record_name, sep, domain_name = target.partition('.')
if sep != '.' or domain_name != self.name:
return False
if source == target:
return True
try:
add = netaddr.IPAddress(source)
record_type = 'A' if add.version == 4 else 'AAAA'
except netaddr.core.AddrFormatError:
record_type = 'CNAME'
add = None
if not unique and Record.objects.filter(domain=self, name=target, type=record_type, content=source).count() > 0:
return True
if record_type == 'A' or record_type == 'AAAA':
for subnet_obj in get_subnets():
if add.version != subnet_obj.network.version or add not in subnet_obj.network:
continue
reverse_record_name, sep, reverse_domain_name = add.reverse_dns.partition('.')
reverse_domain_name = reverse_domain_name[:-1]
reverse_target = add.reverse_dns[:-1]
reverse_domain = self.ensure_subdomain(reverse_domain_name)
query = Record.objects.filter(domain=reverse_domain, name=reverse_target, type='PTR')
if (override_reverse and query.update(content=target) == 0) or \
(not override_reverse and query.count() == 0):
Record(domain=reverse_domain, name=reverse_target, type='PTR', content=target, ttl=3600).save()
assert isinstance(reverse_domain, Domain)
reverse_domain.update_soa()
if Record.objects.filter(domain=self, name=target, type__in=['A', 'AAAA', 'CNAME'])\
.update(type=record_type, content=source, ttl=3600) == 0:
Record(domain=self, name=target, type=record_type, content=source, ttl=3600).save()
return True
def ensure_record(self, source, target, unique=False, override_reverse=True):
"""
:param override_reverse:
:param source: orignal name (fqdn of the machine, or IP address)
:param target: DNS alias to create
:param unique: if True, remove any previous
:rtype: :class:`penatesserver.powerdns.models.Domain`
"""
record_name, sep, domain_name = target.partition('.')
if sep != '.' or domain_name != self.name:
return False
if source == target:
return True
try:
add = netaddr.IPAddress(source)
record_type = 'A' if add.version == 4 else 'AAAA'
except netaddr.core.AddrFormatError:
record_type = 'CNAME'
add = None
if not unique and Record.objects.filter(domain=self, name=target, type=record_type, content=source).count() > 0:
return True
if record_type == 'A' or record_type == 'AAAA':
for subnet_obj in get_subnets():
if add.version != subnet_obj.network.version or add not in subnet_obj.network:
continue
reverse_record_name, sep, reverse_domain_name = add.reverse_dns.partition('.')
reverse_domain_name = reverse_domain_name[:-1]
reverse_target = add.reverse_dns[:-1]
reverse_domain = self.ensure_subdomain(reverse_domain_name)
query = Record.objects.filter(domain=reverse_domain, name=reverse_target, type='PTR')
if (override_reverse and query.update(content=target) == 0) or \
(not override_reverse and query.count() == 0):
Record(domain=reverse_domain, name=reverse_target, type='PTR', content=target, ttl=3600).save()
assert isinstance(reverse_domain, Domain)
reverse_domain.update_soa()
if Record.objects.filter(domain=self, name=target, type__in=['A', 'AAAA', 'CNAME'])\
.update(type=record_type, content=source, ttl=3600) == 0:
Record(domain=self, name=target, type=record_type, content=source, ttl=3600).save()
return True
def get_dhcpd_conf(request):
def get_ip_or_none(scheme):
values = list(Service.objects.filter(scheme=scheme)[0:1])
if not values:
return None
return Record.local_resolve(values[0].fqdn) or values[0].hostname
def get_ip_list(scheme):
values = list(Service.objects.filter(scheme=scheme))
return [Record.local_resolve(x.fqdn) or x.hostname for x in values]
template_values = {
'penates_subnets': get_subnets(),
'penates_domain': settings.PENATES_DOMAIN,
'admin_prefix': settings.PDNS_ADMIN_PREFIX,
'infra_prefix': settings.PDNS_INFRA_PREFIX,
'hosts': Host.objects.all(),
'tftp': get_ip_or_none('tftp'),
'dns_list': get_ip_list('dns'),
'ntp': get_ip_or_none('ntp'),
}
return render_to_response('dhcpd/dhcpd.conf', template_values, status=200, content_type='text/plain')
def get_dhcpd_conf(request):
# noinspection PyUnusedLocal
request = request
try:
fqdn = hostname_from_principal(request.user.username)
except ValueError:
return HttpResponse(
status=401,
content='Unable to get configuration: invalid username')
if Service.objects.filter(fqdn=fqdn, scheme='dchp')[0:1].count() == 0:
hosts = []
else:
hosts = Host.objects.all()
def get_ip_or_none(scheme):
values = list(Service.objects.filter(scheme=scheme)[0:1])
if not values:
return None
return Record.local_resolve(values[0].fqdn) or values[0].hostname
def get_ip_list(scheme, protocol='udp'):
values = list(Service.objects.filter(scheme=scheme, protocol=protocol))
return [Record.local_resolve(x.fqdn) or x.hostname for x in values]
template_values = {
'penates_subnets': get_subnets(),
'penates_domain': settings.PENATES_DOMAIN,
'admin_prefix': settings.PDNS_ADMIN_PREFIX,
'infra_prefix': settings.PDNS_INFRA_PREFIX,
'hosts': hosts,
'tftp': get_ip_or_none('tftp'),
'dns_list': get_ip_list('dns'),
'ntp': get_ip_or_none('ntp'),
}
return render_to_response('dhcpd/dhcpd.conf',
template_values,
status=200,
content_type='text/plain')
