+ :param node: VPP node.
+ :param network: Route destination network address.
+ :param prefix_len: Route destination network prefix length.
+ :param kwargs: Optional key-value arguments:
+
+ gateway: Route gateway address. (str)
+ interface: Route interface. (str)
+ vrf: VRF table ID. (int)
+ count: number of IP addresses to add starting from network IP (int)
+ local: The route is local with same prefix (increment is 1).
+ If None, then is not used. (bool)
+ lookup_vrf: VRF table ID for lookup. (int)
+ multipath: Enable multipath routing. (bool)
+ weight: Weight value for unequal cost multipath routing. (int)
+
+ :type node: dict
+ :type network: str
+ :type prefix_len: int
+ :type kwargs: dict
+ """
+ interface = kwargs.get('interface', '')
+ gateway = kwargs.get('gateway', '')
+
+ net_addr = ip_address(unicode(network))
+
+ def union_addr(ip_addr):
+ """Creates union IP address.
+
+ :param ip_addr: IPv4 or IPv6 address.
+ :type ip_addr: IPv4Address or IPv6Address
+ :returns: Union IP address.
+ :rtype: dict
+ """
+ return dict(ip6=inet_pton(AF_INET6, str(ip_addr))) \
+ if ip_addr.version == 6 \
+ else dict(ip4=inet_pton(AF_INET, str(ip_addr)))
+
+ addr = dict(
+ af=getattr(
+ AddressFamily, 'ADDRESS_IP6' if net_addr.version == 6
+ else 'ADDRESS_IP4').value)
+ prefix = dict(address_length=int(prefix_len))
+
+ paths = list()
+ n_hop = dict(
+ address=union_addr(ip_address(unicode(gateway))) if gateway else 0,
+ via_label=MPLS_LABEL_INVALID,
+ obj_id=Constants.BITWISE_NON_ZERO)
+ path = dict(
+ sw_if_index=InterfaceUtil.get_interface_index(node, interface)
+ if interface else Constants.BITWISE_NON_ZERO,
+ table_id=int(kwargs.get('lookup_vrf', 0)),
+ rpf_id=Constants.BITWISE_NON_ZERO,
+ weight=int(kwargs.get('weight', 1)),
+ preference=1,
+ type=getattr(
+ FibPathType, 'FIB_PATH_TYPE_LOCAL'
+ if kwargs.get('local', False)
+ else 'FIB_PATH_TYPE_NORMAL').value,
+ flags=getattr(FibPathFlags, 'FIB_PATH_FLAG_NONE').value,
+ proto=getattr(
+ FibPathNhProto, 'FIB_PATH_NH_PROTO_IP6'
+ if net_addr.version == 6
+ else 'FIB_PATH_NH_PROTO_IP4').value,
+ nh=n_hop,
+ n_labels=0,
+ label_stack=list(0 for _ in range(16)))
+ paths.append(path)
+
+ route = dict(
+ table_id=int(kwargs.get('vrf', 0)),
+ n_paths=len(paths),
+ paths=paths)
+ cmd = 'ip_route_add_del'
+ args = dict(
+ is_add=1,
+ is_multipath=int(kwargs.get('multipath', False)))
+
+ err_msg = 'Failed to add route(s) on host {host}'.format(
+ host=node['host'])
+ with PapiExecutor(node) as papi_exec:
+ for i in xrange(kwargs.get('count', 1)):
+ addr['un'] = union_addr(net_addr + i)
+ prefix['address'] = addr
+ route['prefix'] = prefix
+ history = False if 1 < i < kwargs.get('count', 1) else True
+ papi_exec.add(cmd, history=history, route=route, **args)
+ if i > 0 and i % Constants.PAPI_MAX_API_BULK == 0:
+ papi_exec.get_replies(err_msg).verify_replies(
+ err_msg=err_msg)
+ papi_exec.get_replies(err_msg).verify_replies(err_msg=err_msg)
+
+ @staticmethod
+ def flush_ip_addresses(node, interface):
+ """Flush all IP addresses from specified interface.
+
+ :param node: VPP node.
+ :param interface: Interface name.
+ :type node: dict
+ :type interface: str
+ """
+ cmd = 'sw_interface_add_del_address'
+ args = dict(
+ sw_if_index=InterfaceUtil.get_interface_index(node, interface),
+ del_all=1)
+ err_msg = 'Failed to flush IP address on interface {ifc}'.format(
+ ifc=interface)
+ with PapiExecutor(node) as papi_exec:
+ papi_exec.add(cmd, **args).get_replies(err_msg). \
+ verify_reply(err_msg=err_msg)
+
+ @staticmethod
+ def add_fib_table(node, table_id, ipv6=False):
+ """Create new FIB table according to ID.
+
+ :param node: Node to add FIB on.
+ :param table_id: FIB table ID.
+ :param ipv6: Is this an IPv6 table
+ :type node: dict
+ :type table_id: int
+ :type ipv6: bool
+ """
+ cmd = 'ip_table_add_del'
+ table = dict(
+ table_id=int(table_id),
+ is_ip6=int(ipv6))
+ args = dict(
+ table=table,
+ is_add=1)
+ err_msg = 'Failed to add FIB table on host {host}'.format(
+ host=node['host'])
+ with PapiExecutor(node) as papi_exec:
+ papi_exec.add(cmd, **args).get_replies(err_msg). \
+ verify_reply(err_msg=err_msg)