object abstractions for representing IP routes in VPP
"""
-from vpp_object import *
-from socket import inet_pton, inet_ntop, AF_INET, AF_INET6
-from vpp_ip import *
+from vpp_object import VppObject
+from vpp_ip import DpoProto, INVALID_INDEX, VppIpAddressUnion, VppIpMPrefix
+from ipaddress import ip_network, ip_address, IPv4Network, IPv6Network
+from vpp_papi_exceptions import UnexpectedApiReturnValueError
# from vnet/vnet/mpls/mpls_types.h
-MPLS_IETF_MAX_LABEL = 0xfffff
+MPLS_IETF_MAX_LABEL = 0xFFFFF
MPLS_LABEL_INVALID = MPLS_IETF_MAX_LABEL + 1
+try:
+ text_type = unicode
+except NameError:
+ text_type = str
-class MRouteItfFlags:
- MFIB_ITF_FLAG_NONE = 0
- MFIB_ITF_FLAG_NEGATE_SIGNAL = 1
- MFIB_ITF_FLAG_ACCEPT = 2
- MFIB_ITF_FLAG_FORWARD = 4
- MFIB_ITF_FLAG_SIGNAL_PRESENT = 8
- MFIB_ITF_FLAG_INTERNAL_COPY = 16
+class FibPathProto:
+ FIB_PATH_NH_PROTO_IP4 = 0
+ FIB_PATH_NH_PROTO_IP6 = 1
+ FIB_PATH_NH_PROTO_MPLS = 2
+ FIB_PATH_NH_PROTO_ETHERNET = 3
+ FIB_PATH_NH_PROTO_BIER = 4
+ FIB_PATH_NH_PROTO_NSH = 5
-class MRouteEntryFlags:
- MFIB_ENTRY_FLAG_NONE = 0
- MFIB_ENTRY_FLAG_SIGNAL = 1
- MFIB_ENTRY_FLAG_DROP = 2
- MFIB_ENTRY_FLAG_CONNECTED = 4
- MFIB_ENTRY_FLAG_INHERIT_ACCEPT = 8
+
+class FibPathType:
+ FIB_PATH_TYPE_NORMAL = 0
+ FIB_PATH_TYPE_LOCAL = 1
+ FIB_PATH_TYPE_DROP = 2
+ FIB_PATH_TYPE_UDP_ENCAP = 3
+ FIB_PATH_TYPE_BIER_IMP = 4
+ FIB_PATH_TYPE_ICMP_UNREACH = 5
+ FIB_PATH_TYPE_ICMP_PROHIBIT = 6
+ FIB_PATH_TYPE_SOURCE_LOOKUP = 7
+ FIB_PATH_TYPE_DVR = 8
+ FIB_PATH_TYPE_INTERFACE_RX = 9
+ FIB_PATH_TYPE_CLASSIFY = 10
+
+
+class FibPathFlags:
+ FIB_PATH_FLAG_NONE = 0
+ FIB_PATH_FLAG_RESOLVE_VIA_ATTACHED = 1
+ FIB_PATH_FLAG_RESOLVE_VIA_HOST = 2
+ FIB_PATH_FLAG_POP_PW_CW = 4
class MplsLspMode:
UNIFORM = 1
-def find_route(test, ip_addr, len, table_id=0, inet=AF_INET):
- if inet == AF_INET:
- s = 4
- routes = test.vapi.ip_fib_dump()
+def mk_network(addr, len):
+ if ip_address(text_type(addr)).version == 4:
+ return IPv4Network("%s/%d" % (addr, len), strict=False)
+ else:
+ return IPv6Network("%s/%d" % (addr, len), strict=False)
+
+
+def ip_to_dpo_proto(addr):
+ if addr.version == 6:
+ return DpoProto.DPO_PROTO_IP6
+ else:
+ return DpoProto.DPO_PROTO_IP4
+
+
+def address_proto(ip_addr):
+ if ip_addr.ip_addr.version == 4:
+ return FibPathProto.FIB_PATH_NH_PROTO_IP4
+ else:
+ return FibPathProto.FIB_PATH_NH_PROTO_IP6
+
+
+def find_route(test, addr, len, table_id=0, sw_if_index=None):
+ prefix = mk_network(addr, len)
+
+ if 4 == prefix.version:
+ routes = test.vapi.ip_route_dump(table_id, False)
else:
- s = 16
- routes = test.vapi.ip6_fib_dump()
+ routes = test.vapi.ip_route_dump(table_id, True)
- route_addr = inet_pton(inet, ip_addr)
for e in routes:
- if route_addr == e.address[:s] \
- and len == e.address_length \
- and table_id == e.table_id:
+ if table_id == e.route.table_id and str(e.route.prefix) == str(prefix):
+ if not sw_if_index:
+ return True
+ else:
+ # should be only one path if the user is looking
+ # for the interface the route is reachable through
+ if e.route.n_paths != 1:
+ return False
+ else:
+ return e.route.paths[0].sw_if_index == sw_if_index
+
+ return False
+
+
+def find_route_in_dump(dump, route, table):
+ for r in dump:
+ if table.table_id == r.route.table_id and route.prefix == r.route.prefix:
+ if len(route.paths) == r.route.n_paths:
+ return True
+ return False
+
+
+def find_mroute_in_dump(dump, route, table):
+ for r in dump:
+ if table.table_id == r.route.table_id and route.prefix == r.route.prefix:
return True
return False
-def find_mroute(test, grp_addr, src_addr, grp_addr_len,
- table_id=0, inet=AF_INET):
- if inet == AF_INET:
- s = 4
- routes = test.vapi.ip_mfib_dump()
+def find_mroute(test, grp_addr, src_addr, grp_addr_len, table_id=0):
+ ip_mprefix = VppIpMPrefix(text_type(src_addr), text_type(grp_addr), grp_addr_len)
+
+ if 4 == ip_mprefix.version:
+ routes = test.vapi.ip_mroute_dump(table_id, False)
else:
- s = 16
- routes = test.vapi.ip6_mfib_dump()
- gaddr = inet_pton(inet, grp_addr)
- saddr = inet_pton(inet, src_addr)
+ routes = test.vapi.ip_mroute_dump(table_id, True)
+
for e in routes:
- if gaddr == e.grp_address[:s] \
- and grp_addr_len == e.address_length \
- and saddr == e.src_address[:s] \
- and table_id == e.table_id:
+ if table_id == e.route.table_id and ip_mprefix == e.route.prefix:
return True
return False
-class VppIpTable(VppObject):
+def find_mpls_route(test, table_id, label, eos_bit, paths=None):
+ dump = test.vapi.mpls_route_dump(table_id)
+ for e in dump:
+ if (
+ label == e.mr_route.mr_label
+ and eos_bit == e.mr_route.mr_eos
+ and table_id == e.mr_route.mr_table_id
+ ):
+ if not paths:
+ return True
+ else:
+ if len(paths) != len(e.mr_route.mr_paths):
+ return False
+ for i in range(len(paths)):
+ if paths[i] != e.mr_route.mr_paths[i]:
+ return False
+ return True
+ return False
+
+
+def fib_interface_ip_prefix(test, addr, len, sw_if_index):
+ # can't use python net here since we need the host bits in the prefix
+ prefix = "%s/%d" % (addr, len)
+ addrs = test.vapi.ip_address_dump(
+ sw_if_index, is_ipv6=(6 == ip_address(addr).version)
+ )
- def __init__(self,
- test,
- table_id,
- is_ip6=0):
+ for a in addrs:
+ if a.sw_if_index == sw_if_index and str(a.prefix) == prefix:
+ return True
+ return False
+
+
+class VppIpTable(VppObject):
+ def __init__(self, test, table_id, is_ip6=0, register=True):
self._test = test
self.table_id = table_id
self.is_ip6 = is_ip6
+ self.register = register
def add_vpp_config(self):
self._test.vapi.ip_table_add_del(
- self.table_id,
- is_ipv6=self.is_ip6,
- is_add=1)
- self._test.registry.register(self, self._test.logger)
+ is_add=1, table={"is_ip6": self.is_ip6, "table_id": self.table_id}
+ )
+ if self.register:
+ self._test.registry.register(self, self._test.logger)
+ return self
def remove_vpp_config(self):
self._test.vapi.ip_table_add_del(
- self.table_id,
- is_ipv6=self.is_ip6,
- is_add=0)
+ is_add=0, table={"is_ip6": self.is_ip6, "table_id": self.table_id}
+ )
+
+ def replace_begin(self):
+ self._test.vapi.ip_table_replace_begin(
+ table={"is_ip6": self.is_ip6, "table_id": self.table_id}
+ )
+
+ def replace_end(self):
+ self._test.vapi.ip_table_replace_end(
+ table={"is_ip6": self.is_ip6, "table_id": self.table_id}
+ )
+
+ def flush(self):
+ self._test.vapi.ip_table_flush(
+ table={"is_ip6": self.is_ip6, "table_id": self.table_id}
+ )
+
+ def dump(self):
+ return self._test.vapi.ip_route_dump(self.table_id, self.is_ip6)
+
+ def mdump(self):
+ return self._test.vapi.ip_mroute_dump(self.table_id, self.is_ip6)
def query_vpp_config(self):
+ if self.table_id == 0:
+ # the default table always exists
+ return False
# find the default route
- return find_route(self._test,
- "::" if self.is_ip6 else "0.0.0.0",
- 0,
- self.table_id,
- inet=AF_INET6 if self.is_ip6 == 1 else AF_INET)
+ return find_route(
+ self._test, "::" if self.is_ip6 else "0.0.0.0", 0, self.table_id
+ )
+
+ def object_id(self):
+ return "table-%s-%d" % ("v6" if self.is_ip6 == 1 else "v4", self.table_id)
- def __str__(self):
- return self.object_id()
+
+class VppIpInterfaceAddress(VppObject):
+ def __init__(self, test, intf, addr, len, bind=None):
+ self._test = test
+ self.intf = intf
+ self.addr = addr
+ self.len = len
+ self.prefix = "%s/%d" % (addr, len)
+ self.host_len = ip_network(self.prefix, strict=False).max_prefixlen
+ self.table_id = 0
+ if bind:
+ self.table_id = bind.table.table_id
+
+ def add_vpp_config(self):
+ self._test.vapi.sw_interface_add_del_address(
+ sw_if_index=self.intf.sw_if_index, prefix=self.prefix, is_add=1
+ )
+ self._test.registry.register(self, self._test.logger)
+ return self
+
+ def remove_vpp_config(self):
+ self._test.vapi.sw_interface_add_del_address(
+ sw_if_index=self.intf.sw_if_index, prefix=self.prefix, is_add=0
+ )
+
+ def query_vpp_config(self):
+ # search for the IP address mapping and the two expected
+ # FIB entries
+ v = ip_address(self.addr).version
+
+ if (v == 4 and self.len < 31) or (v == 6 and self.len < 127):
+ return (
+ fib_interface_ip_prefix(
+ self._test, self.addr, self.len, self.intf.sw_if_index
+ )
+ & find_route(
+ self._test,
+ self.addr,
+ self.len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index,
+ )
+ & find_route(
+ self._test,
+ self.addr,
+ self.host_len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index,
+ )
+ )
+ else:
+ return fib_interface_ip_prefix(
+ self._test, self.addr, self.len, self.intf.sw_if_index
+ ) & find_route(
+ self._test,
+ self.addr,
+ self.host_len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index,
+ )
def object_id(self):
- return ("table-%s-%d" %
- ("v6" if self.is_ip6 == 1 else "v4",
- self.table_id))
+ return "interface-ip-%s-%d-%s" % (self.intf, self.table_id, self.prefix)
+
+
+class VppIp6LinkLocalAddress(VppObject):
+ def __init__(self, test, intf, addr):
+ self._test = test
+ self.intf = intf
+ self.addr = addr
+ def add_vpp_config(self):
+ self._test.vapi.sw_interface_ip6_set_link_local_address(
+ sw_if_index=self.intf.sw_if_index, ip=self.addr
+ )
+ self._test.registry.register(self, self._test.logger)
+ return self
+
+ def remove_vpp_config(self):
+ # link locals can't be removed, only changed
+ pass
+
+ def query_vpp_config(self):
+ # no API to query
+ return False
+
+ def object_id(self):
+ return "ip6-link-local-%s-%s" % (self.intf, self.addr)
+
+
+class VppIpInterfaceBind(VppObject):
+ def __init__(self, test, intf, table):
+ self._test = test
+ self.intf = intf
+ self.table = table
-class VppMplsLabel(object):
+ def add_vpp_config(self):
+ if self.table.is_ip6:
+ self.intf.set_table_ip6(self.table.table_id)
+ else:
+ self.intf.set_table_ip4(self.table.table_id)
+ self._test.registry.register(self, self._test.logger)
+ return self
+
+ def remove_vpp_config(self):
+ if 0 == self.table.table_id:
+ return
+ if self.table.is_ip6:
+ self.intf.set_table_ip6(0)
+ else:
+ self.intf.set_table_ip4(0)
+
+ def query_vpp_config(self):
+ if 0 == self.table.table_id:
+ return False
+ try:
+ return (
+ self._test.vapi.sw_interface_get_table(
+ self.intf.sw_if_index, self.table.is_ip6
+ ).vrf_id
+ == self.table.table_id
+ )
+ except UnexpectedApiReturnValueError as e:
+ if e.retval == -2: # INVALID_SW_IF_INDEX
+ return False
+ raise
+
+ def object_id(self):
+ return "interface-bind-%s-%s" % (self.intf, self.table)
+
+
+class VppMplsLabel:
def __init__(self, value, mode=MplsLspMode.PIPE, ttl=64, exp=0):
self.value = value
self.mode = mode
def encode(self):
is_uniform = 0 if self.mode is MplsLspMode.PIPE else 1
- return {'label': self.value,
- 'ttl': self.ttl,
- 'exp': self.exp,
- 'is_uniform': is_uniform}
+ return {
+ "label": self.value,
+ "ttl": self.ttl,
+ "exp": self.exp,
+ "is_uniform": is_uniform,
+ }
+ def __eq__(self, other):
+ if isinstance(other, self.__class__):
+ return (
+ self.value == other.value
+ and self.ttl == other.ttl
+ and self.exp == other.exp
+ and self.mode == other.mode
+ )
+ elif hasattr(other, "label"):
+ return (
+ self.value == other.label
+ and self.ttl == other.ttl
+ and self.exp == other.exp
+ and (self.mode == MplsLspMode.UNIFORM) == other.is_uniform
+ )
+ else:
+ return False
+
+ def __ne__(self, other):
+ return not (self == other)
+
+
+class VppFibPathNextHop:
+ def __init__(self, addr, via_label=MPLS_LABEL_INVALID, next_hop_id=INVALID_INDEX):
+ self.addr = VppIpAddressUnion(addr)
+ self.via_label = via_label
+ self.obj_id = next_hop_id
+
+ def encode(self):
+ if self.via_label is not MPLS_LABEL_INVALID:
+ return {"via_label": self.via_label}
+ if self.obj_id is not INVALID_INDEX:
+ return {"obj_id": self.obj_id}
+ else:
+ return {"address": self.addr.encode()}
+
+ def proto(self):
+ if self.via_label is MPLS_LABEL_INVALID:
+ return address_proto(self.addr)
+ else:
+ return FibPathProto.FIB_PATH_NH_PROTO_MPLS
+
+ def __eq__(self, other):
+ if not isinstance(other, self.__class__):
+ # try the other instance's __eq__.
+ return NotImplemented
+ return (
+ self.addr == other.addr
+ and self.via_label == other.via_label
+ and self.obj_id == other.obj_id
+ )
-class VppRoutePath(object):
+class VppRoutePath:
def __init__(
- self,
- nh_addr,
- nh_sw_if_index,
- nh_table_id=0,
- labels=[],
- nh_via_label=MPLS_LABEL_INVALID,
- rpf_id=0,
- is_interface_rx=0,
- is_resolve_host=0,
- is_resolve_attached=0,
- is_source_lookup=0,
- is_udp_encap=0,
- is_dvr=0,
- next_hop_id=0xffffffff,
- proto=DpoProto.DPO_PROTO_IP4):
+ self,
+ nh_addr,
+ nh_sw_if_index,
+ nh_table_id=0,
+ labels=[],
+ nh_via_label=MPLS_LABEL_INVALID,
+ rpf_id=0,
+ next_hop_id=INVALID_INDEX,
+ proto=None,
+ flags=FibPathFlags.FIB_PATH_FLAG_NONE,
+ type=FibPathType.FIB_PATH_TYPE_NORMAL,
+ ):
self.nh_itf = nh_sw_if_index
self.nh_table_id = nh_table_id
- self.nh_via_label = nh_via_label
self.nh_labels = labels
self.weight = 1
self.rpf_id = rpf_id
self.proto = proto
- if self.proto is DpoProto.DPO_PROTO_IP6:
- self.nh_addr = inet_pton(AF_INET6, nh_addr)
- elif self.proto is DpoProto.DPO_PROTO_IP4:
- self.nh_addr = inet_pton(AF_INET, nh_addr)
+ self.flags = flags
+ self.type = type
+ self.nh = VppFibPathNextHop(nh_addr, nh_via_label, next_hop_id)
+ if proto is None:
+ self.proto = self.nh.proto()
else:
- self.nh_addr = inet_pton(AF_INET6, "::")
- self.is_resolve_host = is_resolve_host
- self.is_resolve_attached = is_resolve_attached
- self.is_interface_rx = is_interface_rx
- self.is_source_lookup = is_source_lookup
- self.is_rpf_id = 0
- if rpf_id != 0:
- self.is_rpf_id = 1
- self.nh_itf = rpf_id
- self.is_udp_encap = is_udp_encap
+ self.proto = proto
self.next_hop_id = next_hop_id
- self.is_dvr = is_dvr
def encode_labels(self):
lstack = []
if type(l) == VppMplsLabel:
lstack.append(l.encode())
else:
- lstack.append({'label': l,
- 'ttl': 255})
+ lstack.append({"label": l, "ttl": 255})
+ while len(lstack) < 16:
+ lstack.append({})
+
return lstack
def encode(self):
- return {'next_hop': self.nh_addr,
- 'weight': 1,
- 'afi': 0,
- 'preference': 0,
- 'table_id': self.nh_table_id,
- 'next_hop_id': self.next_hop_id,
- 'sw_if_index': self.nh_itf,
- 'afi': self.proto,
- 'is_udp_encap': self.is_udp_encap,
- 'n_labels': len(self.nh_labels),
- 'label_stack': self.encode_labels()}
+ return {
+ "weight": 1,
+ "preference": 0,
+ "table_id": self.nh_table_id,
+ "nh": self.nh.encode(),
+ "next_hop_id": self.next_hop_id,
+ "sw_if_index": self.nh_itf,
+ "rpf_id": self.rpf_id,
+ "proto": self.proto,
+ "type": self.type,
+ "flags": self.flags,
+ "n_labels": len(self.nh_labels),
+ "label_stack": self.encode_labels(),
+ }
def __eq__(self, other):
- return self.nh_addr == other.nh_addr
+ if isinstance(other, self.__class__):
+ return self.nh == other.nh
+ elif hasattr(other, "sw_if_index"):
+ # vl_api_fib_path_t
+ if len(self.nh_labels) != other.n_labels:
+ return False
+ for i in range(len(self.nh_labels)):
+ if self.nh_labels[i] != other.label_stack[i]:
+ return False
+ return self.nh_itf == other.sw_if_index
+ else:
+ return False
+ def __ne__(self, other):
+ return not (self == other)
-class VppMRoutePath(VppRoutePath):
- def __init__(self, nh_sw_if_index, flags,
- nh=None,
- proto=DpoProto.DPO_PROTO_IP4,
- bier_imp=0):
+class VppMRoutePath(VppRoutePath):
+ def __init__(
+ self,
+ nh_sw_if_index,
+ flags,
+ nh=None,
+ proto=FibPathProto.FIB_PATH_NH_PROTO_IP4,
+ type=FibPathType.FIB_PATH_TYPE_NORMAL,
+ bier_imp=INVALID_INDEX,
+ ):
if not nh:
- nh = "::" if proto is DpoProto.DPO_PROTO_IP6 else "0.0.0.0"
- super(VppMRoutePath, self).__init__(nh,
- nh_sw_if_index,
- proto=proto)
+ nh = "::" if proto is FibPathProto.FIB_PATH_NH_PROTO_IP6 else "0.0.0.0"
+ super(VppMRoutePath, self).__init__(
+ nh, nh_sw_if_index, proto=proto, type=type, next_hop_id=bier_imp
+ )
self.nh_i_flags = flags
self.bier_imp = bier_imp
+ def encode(self):
+ return {
+ "path": super(VppMRoutePath, self).encode(),
+ "itf_flags": self.nh_i_flags,
+ }
+
class VppIpRoute(VppObject):
"""
IP Route
"""
- def __init__(self, test, dest_addr,
- dest_addr_len, paths, table_id=0, is_ip6=0, is_local=0,
- is_unreach=0, is_prohibit=0, is_drop=0):
+ def __init__(
+ self, test, dest_addr, dest_addr_len, paths, table_id=0, register=True
+ ):
self._test = test
self.paths = paths
- self.dest_addr_len = dest_addr_len
self.table_id = table_id
- self.is_ip6 = is_ip6
- self.is_local = is_local
- self.is_unreach = is_unreach
- self.is_prohibit = is_prohibit
- self.is_drop = is_drop
- self.dest_addr_p = dest_addr
- if is_ip6:
- self.dest_addr = inet_pton(AF_INET6, dest_addr)
- else:
- self.dest_addr = inet_pton(AF_INET, dest_addr)
+ self.prefix = mk_network(dest_addr, dest_addr_len)
+ self.register = register
+ self.stats_index = None
+ self.modified = False
+
+ self.encoded_paths = []
+ for path in self.paths:
+ self.encoded_paths.append(path.encode())
- def modify(self, paths, is_local=0,
- is_unreach=0, is_prohibit=0):
+ def __eq__(self, other):
+ if self.table_id == other.table_id and self.prefix == other.prefix:
+ return True
+ return False
+
+ def modify(self, paths):
self.paths = paths
- self.is_local = is_local
- self.is_unreach = is_unreach
- self.is_prohibit = is_prohibit
+ self.encoded_paths = []
+ for path in self.paths:
+ self.encoded_paths.append(path.encode())
+ self.modified = True
+
+ self._test.vapi.ip_route_add_del(
+ route={
+ "table_id": self.table_id,
+ "prefix": self.prefix,
+ "n_paths": len(self.encoded_paths),
+ "paths": self.encoded_paths,
+ },
+ is_add=1,
+ is_multipath=0,
+ )
def add_vpp_config(self):
- if self.is_local or self.is_unreach or \
- self.is_prohibit or self.is_drop:
- self._test.vapi.ip_add_del_route(
- self.dest_addr,
- self.dest_addr_len,
- inet_pton(AF_INET6, "::"),
- 0xffffffff,
- is_local=self.is_local,
- is_unreach=self.is_unreach,
- is_prohibit=self.is_prohibit,
- is_drop=self.is_drop,
- table_id=self.table_id,
- is_ipv6=self.is_ip6)
- else:
- for path in self.paths:
- lstack = path.encode_labels()
-
- self._test.vapi.ip_add_del_route(
- self.dest_addr,
- self.dest_addr_len,
- path.nh_addr,
- path.nh_itf,
- table_id=self.table_id,
- next_hop_out_label_stack=lstack,
- next_hop_n_out_labels=len(lstack),
- next_hop_via_label=path.nh_via_label,
- next_hop_table_id=path.nh_table_id,
- next_hop_id=path.next_hop_id,
- is_ipv6=self.is_ip6,
- is_dvr=path.is_dvr,
- is_resolve_host=path.is_resolve_host,
- is_resolve_attached=path.is_resolve_attached,
- is_source_lookup=path.is_source_lookup,
- is_udp_encap=path.is_udp_encap,
- is_multipath=1 if len(self.paths) > 1 else 0)
- self._test.registry.register(self, self._test.logger)
+ r = self._test.vapi.ip_route_add_del(
+ route={
+ "table_id": self.table_id,
+ "prefix": self.prefix,
+ "n_paths": len(self.encoded_paths),
+ "paths": self.encoded_paths,
+ },
+ is_add=1,
+ is_multipath=0,
+ )
+ self.stats_index = r.stats_index
+ if self.register:
+ self._test.registry.register(self, self._test.logger)
+ return self
def remove_vpp_config(self):
- if self.is_local or self.is_unreach or \
- self.is_prohibit or self.is_drop:
- self._test.vapi.ip_add_del_route(
- self.dest_addr,
- self.dest_addr_len,
- inet_pton(AF_INET6, "::"),
- 0xffffffff,
- is_local=self.is_local,
- is_unreach=self.is_unreach,
- is_prohibit=self.is_prohibit,
+ # there's no need to issue different deletes for modified routes
+ # we do this only to test the two different ways to delete routes
+ # eiter by passing all the paths to remove and mutlipath=1 or
+ # passing no paths and multipath=0
+ if self.modified:
+ self._test.vapi.ip_route_add_del(
+ route={
+ "table_id": self.table_id,
+ "prefix": self.prefix,
+ "n_paths": len(self.encoded_paths),
+ "paths": self.encoded_paths,
+ },
is_add=0,
- table_id=self.table_id,
- is_ipv6=self.is_ip6)
+ is_multipath=1,
+ )
else:
- for path in self.paths:
- self._test.vapi.ip_add_del_route(
- self.dest_addr,
- self.dest_addr_len,
- path.nh_addr,
- path.nh_itf,
- table_id=self.table_id,
- next_hop_table_id=path.nh_table_id,
- next_hop_via_label=path.nh_via_label,
- next_hop_id=path.next_hop_id,
- is_add=0,
- is_udp_encap=path.is_udp_encap,
- is_ipv6=self.is_ip6,
- is_dvr=path.is_dvr)
+ self._test.vapi.ip_route_add_del(
+ route={"table_id": self.table_id, "prefix": self.prefix, "n_paths": 0},
+ is_add=0,
+ is_multipath=0,
+ )
def query_vpp_config(self):
- return find_route(self._test,
- self.dest_addr_p,
- self.dest_addr_len,
- self.table_id,
- inet=AF_INET6 if self.is_ip6 == 1 else AF_INET)
+ return find_route(
+ self._test,
+ self.prefix.network_address,
+ self.prefix.prefixlen,
+ self.table_id,
+ )
+
+ def object_id(self):
+ return "%s:table-%d-%s" % (
+ "ip6-route" if self.prefix.version == 6 else "ip-route",
+ self.table_id,
+ self.prefix,
+ )
+
+ def get_stats_to(self):
+ c = self._test.statistics.get_counter("/net/route/to")
+ return c[0][self.stats_index]
+
+ def get_stats_via(self):
+ c = self._test.statistics.get_counter("/net/route/via")
+ return c[0][self.stats_index]
+
- def __str__(self):
- return self.object_id()
+class VppIpRouteV2(VppObject):
+ """
+ IP Route V2
+ """
+
+ def __init__(
+ self, test, dest_addr, dest_addr_len, paths, table_id=0, register=True, src=0
+ ):
+ self._test = test
+ self.paths = paths
+ self.table_id = table_id
+ self.prefix = mk_network(dest_addr, dest_addr_len)
+ self.register = register
+ self.stats_index = None
+ self.modified = False
+ self.src = src
+
+ self.encoded_paths = []
+ for path in self.paths:
+ self.encoded_paths.append(path.encode())
+
+ def __eq__(self, other):
+ if self.table_id == other.table_id and self.prefix == other.prefix:
+ return True
+ return False
+
+ def modify(self, paths):
+ self.paths = paths
+ self.encoded_paths = []
+ for path in self.paths:
+ self.encoded_paths.append(path.encode())
+ self.modified = True
+
+ self._test.vapi.ip_route_add_del_v2(
+ route={
+ "table_id": self.table_id,
+ "prefix": self.prefix,
+ "src": self.src,
+ "n_paths": len(self.encoded_paths),
+ "paths": self.encoded_paths,
+ },
+ is_add=1,
+ is_multipath=0,
+ )
+
+ def add_vpp_config(self):
+ r = self._test.vapi.ip_route_add_del_v2(
+ route={
+ "table_id": self.table_id,
+ "prefix": self.prefix,
+ "n_paths": len(self.encoded_paths),
+ "paths": self.encoded_paths,
+ "src": self.src,
+ },
+ is_add=1,
+ is_multipath=0,
+ )
+ self.stats_index = r.stats_index
+ if self.register:
+ self._test.registry.register(self, self._test.logger)
+ return self
+
+ def remove_vpp_config(self):
+ # there's no need to issue different deletes for modified routes
+ # we do this only to test the two different ways to delete routes
+ # eiter by passing all the paths to remove and mutlipath=1 or
+ # passing no paths and multipath=0
+ if self.modified:
+ self._test.vapi.ip_route_add_del_v2(
+ route={
+ "table_id": self.table_id,
+ "prefix": self.prefix,
+ "src": self.src,
+ "n_paths": len(self.encoded_paths),
+ "paths": self.encoded_paths,
+ },
+ is_add=0,
+ is_multipath=1,
+ )
+ else:
+ self._test.vapi.ip_route_add_del_v2(
+ route={
+ "table_id": self.table_id,
+ "prefix": self.prefix,
+ "src": self.src,
+ "n_paths": 0,
+ },
+ is_add=0,
+ is_multipath=0,
+ )
+
+ def query_vpp_config(self):
+ return find_route(
+ self._test,
+ self.prefix.network_address,
+ self.prefix.prefixlen,
+ self.table_id,
+ )
def object_id(self):
- return ("%d:%s/%d"
- % (self.table_id,
- self.dest_addr_p,
- self.dest_addr_len))
+ return "%s:table-%d-%s" % (
+ "ip6-route" if self.prefix.version == 6 else "ip-route",
+ self.table_id,
+ self.prefix,
+ )
+
+ def get_stats_to(self):
+ c = self._test.statistics.get_counter("/net/route/to")
+ return c[0][self.stats_index]
+
+ def get_stats_via(self):
+ c = self._test.statistics.get_counter("/net/route/via")
+ return c[0][self.stats_index]
class VppIpMRoute(VppObject):
IP Multicast Route
"""
- def __init__(self, test, src_addr, grp_addr,
- grp_addr_len, e_flags, paths, table_id=0,
- rpf_id=0, is_ip6=0):
+ def __init__(
+ self,
+ test,
+ src_addr,
+ grp_addr,
+ grp_addr_len,
+ e_flags,
+ paths,
+ table_id=0,
+ rpf_id=0,
+ ):
self._test = test
self.paths = paths
- self.grp_addr_len = grp_addr_len
self.table_id = table_id
self.e_flags = e_flags
- self.is_ip6 = is_ip6
self.rpf_id = rpf_id
- self.grp_addr_p = grp_addr
- self.src_addr_p = src_addr
- if is_ip6:
- self.grp_addr = inet_pton(AF_INET6, grp_addr)
- self.src_addr = inet_pton(AF_INET6, src_addr)
- else:
- self.grp_addr = inet_pton(AF_INET, grp_addr)
- self.src_addr = inet_pton(AF_INET, src_addr)
+ self.prefix = VppIpMPrefix(src_addr, grp_addr, grp_addr_len)
+ self.encoded_paths = []
+ for path in self.paths:
+ self.encoded_paths.append(path.encode())
+
+ def encode(self, paths=None):
+ _paths = self.encoded_paths if paths is None else paths
+ return {
+ "table_id": self.table_id,
+ "entry_flags": self.e_flags,
+ "rpf_id": self.rpf_id,
+ "prefix": self.prefix.encode(),
+ "n_paths": len(_paths),
+ "paths": _paths,
+ }
def add_vpp_config(self):
- for path in self.paths:
- self._test.vapi.ip_mroute_add_del(self.src_addr,
- self.grp_addr,
- self.grp_addr_len,
- self.e_flags,
- path.proto,
- path.nh_itf,
- path.nh_addr,
- path.nh_i_flags,
- bier_imp=path.bier_imp,
- rpf_id=self.rpf_id,
- table_id=self.table_id,
- is_ipv6=self.is_ip6)
+ r = self._test.vapi.ip_mroute_add_del(
+ route=self.encode(), is_multipath=1, is_add=1
+ )
+ self.stats_index = r.stats_index
self._test.registry.register(self, self._test.logger)
+ return self
def remove_vpp_config(self):
- for path in self.paths:
- self._test.vapi.ip_mroute_add_del(self.src_addr,
- self.grp_addr,
- self.grp_addr_len,
- self.e_flags,
- path.proto,
- path.nh_itf,
- path.nh_addr,
- path.nh_i_flags,
- table_id=self.table_id,
- bier_imp=path.bier_imp,
- is_add=0,
- is_ipv6=self.is_ip6)
+ self._test.vapi.ip_mroute_add_del(route=self.encode(), is_multipath=1, is_add=0)
def update_entry_flags(self, flags):
self.e_flags = flags
- self._test.vapi.ip_mroute_add_del(self.src_addr,
- self.grp_addr,
- self.grp_addr_len,
- self.e_flags,
- 0,
- 0xffffffff,
- "",
- 0,
- table_id=self.table_id,
- is_ipv6=self.is_ip6)
+ self._test.vapi.ip_mroute_add_del(
+ route=self.encode(paths=[]), is_multipath=1, is_add=1
+ )
def update_rpf_id(self, rpf_id):
self.rpf_id = rpf_id
- self._test.vapi.ip_mroute_add_del(self.src_addr,
- self.grp_addr,
- self.grp_addr_len,
- self.e_flags,
- 0,
- 0xffffffff,
- "",
- 0,
- rpf_id=self.rpf_id,
- table_id=self.table_id,
- is_ipv6=self.is_ip6)
+ self._test.vapi.ip_mroute_add_del(
+ route=self.encode(paths=[]), is_multipath=1, is_add=1
+ )
def update_path_flags(self, itf, flags):
- for path in self.paths:
- if path.nh_itf == itf:
- path.nh_i_flags = flags
+ for p in range(len(self.paths)):
+ if self.paths[p].nh_itf == itf:
+ self.paths[p].nh_i_flags = flags
+ self.encoded_paths[p] = self.paths[p].encode()
break
- self._test.vapi.ip_mroute_add_del(self.src_addr,
- self.grp_addr,
- self.grp_addr_len,
- self.e_flags,
- path.proto,
- path.nh_itf,
- path.nh_addr,
- path.nh_i_flags,
- table_id=self.table_id,
- is_ipv6=self.is_ip6)
- def query_vpp_config(self):
- return find_mroute(self._test,
- self.grp_addr_p,
- self.src_addr_p,
- self.grp_addr_len,
- self.table_id,
- inet=AF_INET6 if self.is_ip6 == 1 else AF_INET)
+ self._test.vapi.ip_mroute_add_del(
+ route=self.encode(paths=[self.encoded_paths[p]]), is_add=1, is_multipath=0
+ )
- def __str__(self):
- return self.object_id()
+ def query_vpp_config(self):
+ return find_mroute(
+ self._test,
+ self.prefix.gaddr,
+ self.prefix.saddr,
+ self.prefix.length,
+ self.table_id,
+ )
def object_id(self):
- if self.is_ip6:
- return ("%d:(%s,%s/%d)"
- % (self.table_id,
- inet_ntop(AF_INET6, self.src_addr),
- inet_ntop(AF_INET6, self.grp_addr),
- self.grp_addr_len))
- else:
- return ("%d:(%s,%s/%d)"
- % (self.table_id,
- inet_ntop(AF_INET, self.src_addr),
- inet_ntop(AF_INET, self.grp_addr),
- self.grp_addr_len))
+ return "%d:(%s,%s/%d)" % (
+ self.table_id,
+ self.prefix.saddr,
+ self.prefix.gaddr,
+ self.prefix.length,
+ )
+
+ def get_stats(self):
+ c = self._test.statistics.get_counter("/net/mroute")
+ return c[0][self.stats_index]
-class VppMFibSignal(object):
+class VppMFibSignal:
def __init__(self, test, route, interface, packet):
self.route = route
self.interface = interface
def compare(self, signal):
self.test.assertEqual(self.interface, signal.sw_if_index)
self.test.assertEqual(self.route.table_id, signal.table_id)
- self.test.assertEqual(self.route.grp_addr_len,
- signal.grp_address_len)
- for i in range(self.route.grp_addr_len / 8):
- self.test.assertEqual(self.route.grp_addr[i],
- signal.grp_address[i])
- if (self.route.grp_addr_len > 32):
- for i in range(4):
- self.test.assertEqual(self.route.src_addr[i],
- signal.src_address[i])
+ self.test.assertEqual(self.route.prefix, signal.prefix)
class VppMplsIpBind(VppObject):
MPLS to IP Binding
"""
- def __init__(self, test, local_label, dest_addr, dest_addr_len,
- table_id=0, ip_table_id=0, is_ip6=0):
+ def __init__(
+ self,
+ test,
+ local_label,
+ dest_addr,
+ dest_addr_len,
+ table_id=0,
+ ip_table_id=0,
+ is_ip6=0,
+ ):
self._test = test
self.dest_addr_len = dest_addr_len
self.dest_addr = dest_addr
+ self.ip_addr = ip_address(text_type(dest_addr))
self.local_label = local_label
self.table_id = table_id
self.ip_table_id = ip_table_id
- self.is_ip6 = is_ip6
- if is_ip6:
- self.dest_addrn = inet_pton(AF_INET6, dest_addr)
- else:
- self.dest_addrn = inet_pton(AF_INET, dest_addr)
+ self.prefix = mk_network(dest_addr, dest_addr_len)
def add_vpp_config(self):
- self._test.vapi.mpls_ip_bind_unbind(self.local_label,
- self.dest_addrn,
- self.dest_addr_len,
- table_id=self.table_id,
- ip_table_id=self.ip_table_id,
- is_ip4=(self.is_ip6 == 0))
+ self._test.vapi.mpls_ip_bind_unbind(
+ self.local_label,
+ self.prefix,
+ table_id=self.table_id,
+ ip_table_id=self.ip_table_id,
+ )
self._test.registry.register(self, self._test.logger)
def remove_vpp_config(self):
- self._test.vapi.mpls_ip_bind_unbind(self.local_label,
- self.dest_addrn,
- self.dest_addr_len,
- table_id=self.table_id,
- ip_table_id=self.ip_table_id,
- is_bind=0,
- is_ip4=(self.is_ip6 == 0))
+ self._test.vapi.mpls_ip_bind_unbind(
+ self.local_label,
+ self.prefix,
+ table_id=self.table_id,
+ ip_table_id=self.ip_table_id,
+ is_bind=0,
+ )
def query_vpp_config(self):
- dump = self._test.vapi.mpls_fib_dump()
+ dump = self._test.vapi.mpls_route_dump(self.table_id)
for e in dump:
- if self.local_label == e.label \
- and self.table_id == e.table_id:
+ if (
+ self.local_label == e.mr_route.mr_label
+ and self.table_id == e.mr_route.mr_table_id
+ ):
return True
return False
- def __str__(self):
- return self.object_id()
-
def object_id(self):
- return ("%d:%s binds %d:%s/%d"
- % (self.table_id,
- self.local_label,
- self.ip_table_id,
- self.dest_addr,
- self.dest_addr_len))
+ return "%d:%s binds %d:%s/%d" % (
+ self.table_id,
+ self.local_label,
+ self.ip_table_id,
+ self.dest_addr,
+ self.dest_addr_len,
+ )
class VppMplsTable(VppObject):
-
- def __init__(self,
- test,
- table_id):
+ def __init__(self, test, table_id):
self._test = test
self.table_id = table_id
def add_vpp_config(self):
- self._test.vapi.mpls_table_add_del(
- self.table_id,
- is_add=1)
+ self._test.vapi.mpls_table_add_del(self.table_id, is_add=1)
self._test.registry.register(self, self._test.logger)
def remove_vpp_config(self):
- self._test.vapi.mpls_table_add_del(
- self.table_id,
- is_add=0)
+ self._test.vapi.mpls_table_add_del(self.table_id, is_add=0)
def query_vpp_config(self):
- # find the default route
- dump = self._test.vapi.mpls_fib_dump()
- if len(dump):
- return True
+ dump = self._test.vapi.mpls_table_dump()
+ for d in dump:
+ if d.mt_table.mt_table_id == self.table_id:
+ return True
return False
- def __str__(self):
- return self.object_id()
-
def object_id(self):
- return ("table-mpls-%d" % (self.table_id))
+ return "table-mpls-%d" % (self.table_id)
class VppMplsRoute(VppObject):
MPLS Route/LSP
"""
- def __init__(self, test, local_label, eos_bit, paths, table_id=0,
- is_multicast=0):
+ def __init__(
+ self,
+ test,
+ local_label,
+ eos_bit,
+ paths,
+ table_id=0,
+ is_multicast=0,
+ eos_proto=FibPathProto.FIB_PATH_NH_PROTO_IP4,
+ ):
self._test = test
self.paths = paths
self.local_label = local_label
self.eos_bit = eos_bit
+ self.eos_proto = eos_proto
self.table_id = table_id
self.is_multicast = is_multicast
def add_vpp_config(self):
- is_multipath = len(self.paths) > 1
+ paths = []
for path in self.paths:
- lstack = path.encode_labels()
-
- self._test.vapi.mpls_route_add_del(
- self.local_label,
- self.eos_bit,
- path.proto,
- path.nh_addr,
- path.nh_itf,
- is_multicast=self.is_multicast,
- is_multipath=is_multipath,
- table_id=self.table_id,
- is_interface_rx=path.is_interface_rx,
- is_rpf_id=path.is_rpf_id,
- next_hop_out_label_stack=lstack,
- next_hop_n_out_labels=len(lstack),
- next_hop_via_label=path.nh_via_label,
- next_hop_table_id=path.nh_table_id)
+ paths.append(path.encode())
+
+ r = self._test.vapi.mpls_route_add_del(
+ self.table_id,
+ self.local_label,
+ self.eos_bit,
+ self.eos_proto,
+ self.is_multicast,
+ paths,
+ 1,
+ 0,
+ )
+ self.stats_index = r.stats_index
self._test.registry.register(self, self._test.logger)
def remove_vpp_config(self):
+ paths = []
for path in self.paths:
- self._test.vapi.mpls_route_add_del(self.local_label,
- self.eos_bit,
- path.proto,
- path.nh_addr,
- path.nh_itf,
- is_rpf_id=path.is_rpf_id,
- table_id=self.table_id,
- is_add=0)
+ paths.append(path.encode())
- def query_vpp_config(self):
- dump = self._test.vapi.mpls_fib_dump()
- for e in dump:
- if self.local_label == e.label \
- and self.eos_bit == e.eos_bit \
- and self.table_id == e.table_id:
- return True
- return False
+ self._test.vapi.mpls_route_add_del(
+ self.table_id,
+ self.local_label,
+ self.eos_bit,
+ self.eos_proto,
+ self.is_multicast,
+ paths,
+ 0,
+ 0,
+ )
- def __str__(self):
- return self.object_id()
+ def query_vpp_config(self):
+ return find_mpls_route(
+ self._test, self.table_id, self.local_label, self.eos_bit
+ )
def object_id(self):
- return ("%d:%s/%d"
- % (self.table_id,
- self.local_label,
- 20+self.eos_bit))
+ return "mpls-route-%d:%s/%d" % (
+ self.table_id,
+ self.local_label,
+ 20 + self.eos_bit,
+ )
+
+ def get_stats_to(self):
+ c = self._test.statistics.get_counter("/net/route/to")
+ return c[0][self.stats_index]
+
+ def get_stats_via(self):
+ c = self._test.statistics.get_counter("/net/route/via")
+ return c[0][self.stats_index]
Code Review / vpp.git / blobdiff