def network_dict(network):
# NOTE(danms): Here, network should be an object, which could have come
# from neutron and thus be missing most of the attributes. Providing a
# default to get() avoids trying to lazy-load missing attributes.
return {"id": network.get("uuid", None) or network.get("id", None),
"cidr": str(network.get("cidr", None)),
"label": network.get("label", None)}
def network_dict(network):
# NOTE(danms): Here, network should be an object, which could have come
# from neutron and thus be missing most of the attributes. Providing a
# default to get() avoids trying to lazy-load missing attributes.
return {
"id": network.get("uuid", None) or network.get("id", None),
"cidr": str(network.get("cidr", None)),
"label": network.get("label", None)
}
def create(self, req, body):
if not body:
raise exc.HTTPUnprocessableEntity()
context = req.environ["patron.context"]
authorize(context)
network = body["network"]
keys = [
"cidr", "cidr_v6", "ipam", "vlan_start", "network_size",
"num_networks"
]
kwargs = {k: network.get(k) for k in keys}
if not network.get("label"):
msg = _("Network label is required")
raise exc.HTTPBadRequest(explanation=msg)
label = network["label"]
if not (kwargs["cidr"] or kwargs["cidr_v6"]):
msg = _("No CIDR requested")
raise exc.HTTPBadRequest(explanation=msg)
if kwargs["cidr"]:
try:
net = netaddr.IPNetwork(kwargs["cidr"])
if net.size < 4:
msg = _("Requested network does not contain "
"enough (2+) usable hosts")
raise exc.HTTPBadRequest(explanation=msg)
except netexc.AddrFormatError:
msg = _("CIDR is malformed.")
raise exc.HTTPBadRequest(explanation=msg)
except netexc.AddrConversionError:
msg = _("Address could not be converted.")
raise exc.HTTPBadRequest(explanation=msg)
networks = []
try:
if CONF.enable_network_quota:
reservation = QUOTAS.reserve(context, networks=1)
except exception.OverQuota:
msg = _("Quota exceeded, too many networks.")
raise exc.HTTPBadRequest(explanation=msg)
try:
networks = self.network_api.create(context, label=label, **kwargs)
if CONF.enable_network_quota:
QUOTAS.commit(context, reservation)
except exception.PolicyNotAuthorized as e:
raise exc.HTTPForbidden(explanation=six.text_type(e))
except Exception:
if CONF.enable_network_quota:
QUOTAS.rollback(context, reservation)
msg = _("Create networks failed")
LOG.exception(msg, extra=network)
raise exc.HTTPServiceUnavailable(explanation=msg)
return {"network": network_dict(networks[0])}
def create(self, req, body):
if not body:
raise exc.HTTPUnprocessableEntity()
context = req.environ["patron.context"]
authorize(context)
network = body["network"]
keys = ["cidr", "cidr_v6", "ipam", "vlan_start", "network_size",
"num_networks"]
kwargs = {k: network.get(k) for k in keys}
if not network.get("label"):
msg = _("Network label is required")
raise exc.HTTPBadRequest(explanation=msg)
label = network["label"]
if not (kwargs["cidr"] or kwargs["cidr_v6"]):
msg = _("No CIDR requested")
raise exc.HTTPBadRequest(explanation=msg)
if kwargs["cidr"]:
try:
net = netaddr.IPNetwork(kwargs["cidr"])
if net.size < 4:
msg = _("Requested network does not contain "
"enough (2+) usable hosts")
raise exc.HTTPBadRequest(explanation=msg)
except netexc.AddrFormatError:
msg = _("CIDR is malformed.")
raise exc.HTTPBadRequest(explanation=msg)
except netexc.AddrConversionError:
msg = _("Address could not be converted.")
raise exc.HTTPBadRequest(explanation=msg)
networks = []
try:
if CONF.enable_network_quota:
reservation = QUOTAS.reserve(context, networks=1)
except exception.OverQuota:
msg = _("Quota exceeded, too many networks.")
raise exc.HTTPBadRequest(explanation=msg)
try:
networks = self.network_api.create(context,
label=label, **kwargs)
if CONF.enable_network_quota:
QUOTAS.commit(context, reservation)
except exception.PolicyNotAuthorized as e:
raise exc.HTTPForbidden(explanation=six.text_type(e))
except Exception:
if CONF.enable_network_quota:
QUOTAS.rollback(context, reservation)
msg = _("Create networks failed")
LOG.exception(msg, extra=network)
raise exc.HTTPServiceUnavailable(explanation=msg)
return {"network": network_dict(networks[0])}
def network_dict(context, network, extended):
fields = ('id', 'cidr', 'netmask', 'gateway', 'broadcast', 'dns1', 'dns2',
'cidr_v6', 'gateway_v6', 'label', 'netmask_v6')
admin_fields = ('created_at', 'updated_at', 'deleted_at', 'deleted',
'injected', 'bridge', 'vlan', 'vpn_public_address',
'vpn_public_port', 'vpn_private_address', 'dhcp_start',
'project_id', 'host', 'bridge_interface', 'multi_host',
'priority', 'rxtx_base')
if network:
# NOTE(mnaser): We display a limited set of fields so users can know
# what networks are available, extra system-only fields
# are only visible if they are an admin.
if context.is_admin:
fields += admin_fields
if extended:
fields += extended_fields
# TODO(mriedem): Remove the NovaObject type check once the
# network.create API is returning objects.
is_obj = isinstance(network, base_obj.NovaObject)
result = {}
for field in fields:
# NOTE(mriedem): If network is an object, IPAddress fields need to
# be cast to a string so they look the same in the response as
# before the objects conversion.
if is_obj and isinstance(network.fields[field].AUTO_TYPE,
obj_fields.IPAddress):
# NOTE(danms): Here, network should be an object, which could
# have come from neutron and thus be missing most of the
# attributes. Providing a default to get() avoids trying to
# lazy-load missing attributes.
val = network.get(field, None)
if val is not None:
result[field] = str(val)
else:
result[field] = val
else:
# It's either not an object or it's not an IPAddress field.
result[field] = network.get(field, None)
uuid = network.get('uuid')
if uuid:
result['id'] = uuid
return result
else:
return {}
