def parse_cidr(cidr): if not cidr: return '0.0.0.0/0' try: cidr = encodeutils.safe_decode(urllib.parse.unquote(cidr)) except Exception: raise exception.InvalidCidr(cidr=cidr) if not netutils.is_valid_cidr(cidr): raise exception.InvalidCidr(cidr=cidr) return cidr
def create(self, req, body): context = req.environ['nova.context'] authorize(context) def bad(e): return exc.HTTPBadRequest(explanation=e) if not (body and body.get("network")): raise bad(_("Missing network in body")) params = body["network"] if not params.get("label"): raise bad(_("Network label is required")) cidr = params.get("cidr") or params.get("cidr_v6") if not cidr: raise bad(_("Network cidr or cidr_v6 is required")) if params.get("project_id") == "": params["project_id"] = None LOG.debug("Creating network with label %s", params["label"]) try: params["num_networks"] = 1 try: params["network_size"] = netaddr.IPNetwork(cidr).size except netaddr.AddrFormatError: raise exception.InvalidCidr(cidr=cidr) if not self.extended: create_params = ('allowed_start', 'allowed_end') for field in extended_fields + create_params: if field in params: del params[field] network = self.network_api.create(context, **params)[0] except exception.NovaException as ex: if ex.code == 400: raise bad(ex.format_message()) elif ex.code == 409: raise exc.HTTPConflict(explanation=ex.format_message()) raise return {"network": network_dict(context, network, self.extended)}
def create(self, req, body): context = req.environ['nova.context'] authorize(context) def bad(e): return exc.HTTPBadRequest(explanation=e) if not (body and body.get("network")): raise bad(_("Missing network in body")) params = body["network"] if not params.get("label"): raise bad(_("Network label is required")) cidr = params.get("cidr") or params.get("cidr_v6") if not cidr: raise bad(_("Network cidr or cidr_v6 is required")) if params.get("project_id") == "": params["project_id"] = None try: params["num_networks"] = 1 try: params["network_size"] = netaddr.IPNetwork(cidr).size except netaddr.AddrFormatError: raise exception.InvalidCidr(cidr=cidr) network = self.network_api.create(context, **params)[0] except exception.NovaException as ex: if ex.code == 400: raise bad(ex.format_message()) elif ex.code == 409: raise exc.HTTPConflict(explanation=ex.format_message()) raise return {"network": network_dict(context, network)}
def raise_invalid_cidr(cidr, decoding_exception=None): raise exception.InvalidCidr(cidr=cidr)
def _rule_args_to_dict(self, context, to_port=None, from_port=None, parent_group_id=None, ip_protocol=None, cidr=None, group_id=None): values = {} if group_id is not None: try: parent_group_id = int(parent_group_id) group_id = int(group_id) except ValueError: msg = _("Parent or group id is not integer") raise exception.InvalidInput(reason=msg) values['group_id'] = group_id #check if groupId exists db.security_group_get(context, group_id) elif cidr: # If this fails, it throws an exception. This is what we want. try: cidr = urllib.unquote(cidr).decode() except Exception: raise exception.InvalidCidr(cidr=cidr) if not utils.is_valid_cidr(cidr): # Raise exception for non-valid address raise exception.InvalidCidr(cidr=cidr) values['cidr'] = cidr else: values['cidr'] = '0.0.0.0/0' if group_id: # Open everything if an explicit port range or type/code are not # specified, but only if a source group was specified. ip_proto_upper = ip_protocol.upper() if ip_protocol else '' if (ip_proto_upper == 'ICMP' and from_port is None and to_port is None): from_port = -1 to_port = -1 elif (ip_proto_upper in ['TCP', 'UDP'] and from_port is None and to_port is None): from_port = 1 to_port = 65535 if ip_protocol and from_port is not None and to_port is not None: ip_protocol = str(ip_protocol) try: from_port = int(from_port) to_port = int(to_port) except ValueError: if ip_protocol.upper() == 'ICMP': raise exception.InvalidInput(reason="Type and" " Code must be integers for ICMP protocol type") else: raise exception.InvalidInput(reason="To and From ports " "must be integers") if ip_protocol.upper() not in ['TCP', 'UDP', 'ICMP']: raise exception.InvalidIpProtocol(protocol=ip_protocol) # Verify that from_port must always be less than # or equal to to_port if (ip_protocol.upper() in ['TCP', 'UDP'] and from_port > to_port): raise exception.InvalidPortRange(from_port=from_port, to_port=to_port, msg="Former value cannot" " be greater than the later") # Verify valid TCP, UDP port ranges if (ip_protocol.upper() in ['TCP', 'UDP'] and (from_port < 1 or to_port > 65535)): raise exception.InvalidPortRange(from_port=from_port, to_port=to_port, msg="Valid TCP ports should" " be between 1-65535") # Verify ICMP type and code if (ip_protocol.upper() == "ICMP" and (from_port < -1 or from_port > 255 or to_port < -1 or to_port > 255)): raise exception.InvalidPortRange(from_port=from_port, to_port=to_port, msg="For ICMP, the" " type:code must be valid") values['protocol'] = ip_protocol values['from_port'] = from_port values['to_port'] = to_port else: # If cidr based filtering, protocol and ports are mandatory if 'cidr' in values: return None return values
def _rule_args_to_dict(self, context, to_port=None, from_port=None, parent_group_id=None, ip_protocol=None, cidr=None, group_id=None): values = {} if group_id: try: parent_group_id = int(parent_group_id) group_id = int(group_id) except ValueError: msg = _("Parent or group id is not integer") raise exception.InvalidInput(reason=msg) if parent_group_id == group_id: msg = _("Parent group id and group id cannot be same") raise exception.InvalidInput(reason=msg) values['group_id'] = group_id #check if groupId exists db.security_group_get(context, group_id) elif cidr: # If this fails, it throws an exception. This is what we want. try: cidr = urllib.unquote(cidr).decode() netaddr.IPNetwork(cidr) except Exception: raise exception.InvalidCidr(cidr=cidr) values['cidr'] = cidr else: values['cidr'] = '0.0.0.0/0' if ip_protocol and from_port and to_port: try: from_port = int(from_port) to_port = int(to_port) except ValueError: raise exception.InvalidPortRange(from_port=from_port, to_port=to_port) ip_protocol = str(ip_protocol) if ip_protocol.upper() not in ['TCP', 'UDP', 'ICMP']: raise exception.InvalidIpProtocol(protocol=ip_protocol) if ((min(from_port, to_port) < -1) or (max(from_port, to_port) > 65535)): raise exception.InvalidPortRange(from_port=from_port, to_port=to_port) values['protocol'] = ip_protocol values['from_port'] = from_port values['to_port'] = to_port else: # If cidr based filtering, protocol and ports are mandatory if 'cidr' in values: return None return values