object abstractions for representing IP routes in VPP
"""
-import socket
+from vpp_object import *
+from socket import inet_pton, inet_ntop, AF_INET, AF_INET6
# from vnet/vnet/mpls/mpls_types.h
MPLS_IETF_MAX_LABEL = 0xfffff
MPLS_LABEL_INVALID = MPLS_IETF_MAX_LABEL + 1
-class RoutePath:
+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
- def __init__(self, nh_addr, nh_sw_if_index, nh_table_id=0, labels=[], nh_via_label=MPLS_LABEL_INVALID):
- self.nh_addr = socket.inet_pton(socket.AF_INET, nh_addr)
+
+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
+
+
+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()
+ else:
+ s = 16
+ routes = test.vapi.ip6_fib_dump()
+
+ 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:
+ return True
+ return False
+
+
+class VppRoutePath(object):
+
+ def __init__(
+ self,
+ nh_addr,
+ nh_sw_if_index,
+ nh_table_id=0,
+ labels=[],
+ nh_via_label=MPLS_LABEL_INVALID,
+ is_ip6=0,
+ rpf_id=0,
+ is_interface_rx=0):
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
+ if is_ip6:
+ self.nh_addr = inet_pton(AF_INET6, nh_addr)
+ else:
+ self.nh_addr = inet_pton(AF_INET, nh_addr)
+ self.is_interface_rx = is_interface_rx
+ self.is_rpf_id = 0
+ if rpf_id != 0:
+ self.is_rpf_id = 1
+ self.nh_itf = rpf_id
-class IpRoute:
+class VppMRoutePath(VppRoutePath):
+
+ def __init__(self, nh_sw_if_index, flags):
+ super(VppMRoutePath, self).__init__("0.0.0.0",
+ nh_sw_if_index)
+ self.nh_i_flags = flags
+
+
+class VppIpRoute(VppObject):
"""
IP Route
"""
def __init__(self, test, dest_addr,
- dest_addr_len, paths, table_id=0):
+ dest_addr_len, paths, table_id=0, is_ip6=0, is_local=0,
+ is_unreach=0, is_prohibit=0):
self._test = test
self.paths = paths
- self.dest_addr = socket.inet_pton(socket.AF_INET, dest_addr)
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.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)
+
+ def modify(self, paths, is_local=0,
+ is_unreach=0, is_prohibit=0):
+ self.paths = paths
+ self.is_local = is_local
+ self.is_unreach = is_unreach
+ self.is_prohibit = is_prohibit
+
+ def add_vpp_config(self):
+ if self.is_local or self.is_unreach or self.is_prohibit:
+ 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,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+ 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_out_label_stack=path.nh_labels,
+ next_hop_n_out_labels=len(
+ path.nh_labels),
+ next_hop_via_label=path.nh_via_label,
+ is_ipv6=self.is_ip6)
+ self._test.registry.register(self, self._test.logger)
+
+ def remove_vpp_config(self):
+ if self.is_local or self.is_unreach or self.is_prohibit:
+ 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_add=0,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+ 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,
+ is_add=0,
+ is_ipv6=self.is_ip6)
+
+ 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)
+
+ def __str__(self):
+ return self.object_id()
+
+ def object_id(self):
+ return ("%d:%s/%d"
+ % (self.table_id,
+ self.dest_addr_p,
+ self.dest_addr_len))
+
+
+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):
+ 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
+
+ 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)
def add_vpp_config(self):
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_out_label_stack=path.nh_labels,
- next_hop_n_out_labels=len(
- path.nh_labels),
- next_hop_via_label=path.nh_via_label)
+ self._test.vapi.ip_mroute_add_del(self.src_addr,
+ self.grp_addr,
+ self.grp_addr_len,
+ self.e_flags,
+ path.nh_itf,
+ path.nh_i_flags,
+ rpf_id=self.rpf_id,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+ self._test.registry.register(self, self._test.logger)
def remove_vpp_config(self):
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,
- is_add=0)
+ self._test.vapi.ip_mroute_add_del(self.src_addr,
+ self.grp_addr,
+ self.grp_addr_len,
+ self.e_flags,
+ path.nh_itf,
+ path.nh_i_flags,
+ table_id=self.table_id,
+ is_add=0,
+ is_ipv6=self.is_ip6)
+
+ 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,
+ 0xffffffff,
+ 0,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+
+ 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,
+ 0xffffffff,
+ 0,
+ rpf_id=self.rpf_id,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+
+ def update_path_flags(self, itf, flags):
+ for path in self.paths:
+ if path.nh_itf == itf:
+ path.nh_i_flags = flags
+ break
+ self._test.vapi.ip_mroute_add_del(self.src_addr,
+ self.grp_addr,
+ self.grp_addr_len,
+ self.e_flags,
+ path.nh_itf,
+ path.nh_i_flags,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+
+ def query_vpp_config(self):
+ dump = self._test.vapi.ip_fib_dump()
+ for e in dump:
+ if self.grp_addr == e.address \
+ and self.grp_addr_len == e.address_length \
+ and self.table_id == e.table_id:
+ return True
+ return False
+ def __str__(self):
+ return self.object_id()
-class MplsIpBind:
+ 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))
+
+
+class VppMFibSignal(object):
+ def __init__(self, test, route, interface, packet):
+ self.route = route
+ self.interface = interface
+ self.packet = packet
+ self.test = test
+
+ 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])
+
+
+class VppMplsIpBind(VppObject):
"""
MPLS to IP Binding
"""
- def __init__(self, test, local_label, dest_addr, dest_addr_len):
+ def __init__(self, test, local_label, dest_addr, dest_addr_len,
+ table_id=0, ip_table_id=0):
self._test = test
- self.dest_addr = socket.inet_pton(socket.AF_INET, dest_addr)
+ self.dest_addr = inet_pton(AF_INET, dest_addr)
self.dest_addr_len = dest_addr_len
self.local_label = local_label
+ self.table_id = table_id
+ self.ip_table_id = ip_table_id
def add_vpp_config(self):
self._test.vapi.mpls_ip_bind_unbind(self.local_label,
self.dest_addr,
- self.dest_addr_len)
+ self.dest_addr_len,
+ 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_addr_len,
is_bind=0)
+ 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
+
+ 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,
+ inet_ntop(AF_INET, self.dest_addr),
+ self.dest_addr_len))
+
-class MplsRoute:
+class VppMplsRoute(VppObject):
"""
- MPLS Route
+ MPLS Route/LSP
"""
- def __init__(self, test, local_label, eos_bit, paths, table_id=0):
+ def __init__(self, test, local_label, eos_bit, paths, table_id=0,
+ is_multicast=0):
self._test = test
self.paths = paths
self.local_label = local_label
self.eos_bit = eos_bit
self.table_id = table_id
+ self.is_multicast = is_multicast
def add_vpp_config(self):
+ is_multipath = len(self.paths) > 1
for path in self.paths:
- self._test.vapi.mpls_route_add_del(self.local_label,
- self.eos_bit,
- 1,
- path.nh_addr,
- path.nh_itf,
- table_id=self.table_id,
- next_hop_out_label_stack=path.nh_labels,
- next_hop_n_out_labels=len(
- path.nh_labels),
- next_hop_via_label=path.nh_via_label,
- next_hop_table_id=path.nh_table_id)
+ self._test.vapi.mpls_route_add_del(
+ self.local_label,
+ self.eos_bit,
+ 1,
+ 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=path.nh_labels,
+ next_hop_n_out_labels=len(
+ path.nh_labels),
+ next_hop_via_label=path.nh_via_label,
+ next_hop_table_id=path.nh_table_id)
+ self._test.registry.register(self, self._test.logger)
def remove_vpp_config(self):
for path in self.paths:
1,
path.nh_addr,
path.nh_itf,
+ is_rpf_id=path.is_rpf_id,
table_id=self.table_id,
is_add=0)
+
+ 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
+
+ def __str__(self):
+ return self.object_id()
+
+ def object_id(self):
+ return ("%d:%s/%d"
+ % (self.table_id,
+ self.local_label,
+ 20+self.eos_bit))
Code Review / vpp.git / blobdiff