test/vpp_l2.py

   1 """
   2   L2/BD Types
   3
   4 """
   5
   6 from vpp_object import VppObject
   7 from vpp_ip import VppIpAddress
   8 from vpp_lo_interface import VppLoInterface
   9 from vpp_papi import MACAddress
  10
  11
  12 class L2_PORT_TYPE:
  13     NORMAL = 0
  14     BVI = 1
  15     UU_FWD = 2
  16
  17
  18 class BRIDGE_FLAGS:
  19     NONE = 0
  20     LEARN = 1
  21     FWD = 2
  22     FLOOD = 4
  23     UU_FLOOD = 8
  24     ARP_TERM = 16
  25
  26
  27 def find_bridge_domain(test, bd_id):
  28     bds = test.vapi.bridge_domain_dump(bd_id)
  29     return len(bds) == 1
  30
  31
  32 def find_bridge_domain_port(test, bd_id, sw_if_index):
  33     bds = test.vapi.bridge_domain_dump(bd_id)
  34     for bd in bds:
  35         for p in bd.sw_if_details:
  36             if p.sw_if_index == sw_if_index:
  37                 return True
  38     return False
  39
  40
  41 def find_bridge_domain_arp_entry(test, bd_id, mac, ip):
  42     vmac = MACAddress(mac)
  43     vip = VppIpAddress(ip)
  44
  45     if vip.version == 4:
  46         n = 4
  47     else:
  48         n = 16
  49
  50     arps = test.vapi.bd_ip_mac_dump(bd_id)
  51     for arp in arps:
  52         # do IP addr comparison too once .api is fixed...
  53         if vmac.packed == arp.mac_address and \
  54                 vip.bytes == arp.ip_address[:n]:
  55             return True
  56     return False
  57
  58
  59 def find_l2_fib_entry(test, bd_id, mac, sw_if_index):
  60     vmac = MACAddress(mac)
  61     lfs = test.vapi.l2_fib_table_dump(bd_id)
  62     for lf in lfs:
  63         if vmac.packed == lf.mac and sw_if_index == lf.sw_if_index:
  64             return True
  65     return False
  66
  67
  68 class VppBridgeDomain(VppObject):
  69
  70     def __init__(self, test, bd_id,
  71                  flood=1, uu_flood=1, forward=1,
  72                  learn=1, arp_term=1):
  73         self._test = test
  74         self.bd_id = bd_id
  75         self.flood = flood
  76         self.uu_flood = uu_flood
  77         self.forward = forward
  78         self.learn = learn
  79         self.arp_term = arp_term
  80
  81     def add_vpp_config(self):
  82         self._test.vapi.bridge_domain_add_del(bd_id=self.bd_id,
  83                                               flood=self.flood,
  84                                               uu_flood=self.uu_flood,
  85                                               forward=self.forward,
  86                                               learn=self.learn,
  87                                               arp_term=self.arp_term, is_add=1)
  88         self._test.registry.register(self, self._test.logger)
  89
  90     def remove_vpp_config(self):
  91         self._test.vapi.bridge_domain_add_del(bd_id=self.bd_id, is_add=0)
  92
  93     def query_vpp_config(self):
  94         return find_bridge_domain(self._test, self.bd_id)
  95
  96     def object_id(self):
  97         return "bridge-domain-%d" % (self.bd_id)
  98
  99
 100 class VppBridgeDomainPort(VppObject):
 101
 102     def __init__(self, test, bd, itf,
 103                  port_type=L2_PORT_TYPE.NORMAL):
 104         self._test = test
 105         self.bd = bd
 106         self.itf = itf
 107         self.port_type = port_type
 108
 109     def add_vpp_config(self):
 110         self._test.vapi.sw_interface_set_l2_bridge(
 111             rx_sw_if_index=self.itf.sw_if_index, bd_id=self.bd.bd_id,
 112             port_type=self.port_type, enable=1)
 113         self._test.registry.register(self, self._test.logger)
 114
 115     def remove_vpp_config(self):
 116         self._test.vapi.sw_interface_set_l2_bridge(
 117             rx_sw_if_index=self.itf.sw_if_index, bd_id=self.bd.bd_id,
 118             port_type=self.port_type, enable=0)
 119
 120     def query_vpp_config(self):
 121         return find_bridge_domain_port(self._test,
 122                                        self.bd.bd_id,
 123                                        self.itf.sw_if_index)
 124
 125     def object_id(self):
 126         return "BD-Port-%s-%s" % (self.bd, self.itf)
 127
 128
 129 class VppBridgeDomainArpEntry(VppObject):
 130
 131     def __init__(self, test, bd, mac, ip):
 132         self._test = test
 133         self.bd = bd
 134         self.mac = MACAddress(mac)
 135         self.ip = VppIpAddress(ip)
 136
 137     def add_vpp_config(self):
 138         self._test.vapi.bd_ip_mac_add_del(bd_id=self.bd.bd_id, is_add=1,
 139                                           ip=self.ip.encode(),
 140                                           mac=self.mac.packed)
 141         self._test.registry.register(self, self._test.logger)
 142
 143     def remove_vpp_config(self):
 144         self._test.vapi.bd_ip_mac_add_del(bd_id=self.bd.bd_id, is_add=0,
 145                                           ip=self.ip.encode(),
 146                                           mac=self.mac.packed)
 147
 148     def query_vpp_config(self):
 149         return find_bridge_domain_arp_entry(self._test,
 150                                             self.bd.bd_id,
 151                                             self.mac.packed,
 152                                             self.ip.address)
 153
 154     def object_id(self):
 155         return "BD-Arp-Entry-%s-%s-%s" % (self.bd, self.mac, self.ip.address)
 156
 157
 158 class VppL2FibEntry(VppObject):
 159
 160     def __init__(self, test, bd, mac, itf,
 161                  static_mac=0, filter_mac=0, bvi_mac=-1):
 162         self._test = test
 163         self.bd = bd
 164         self.mac = MACAddress(mac)
 165         self.itf = itf
 166         self.static_mac = static_mac
 167         self.filter_mac = filter_mac
 168         if bvi_mac == -1:
 169             self.bvi_mac = isinstance(self.itf, VppLoInterface)
 170         else:
 171             self.bvi_mac = bvi_mac
 172
 173     def add_vpp_config(self):
 174         self._test.vapi.l2fib_add_del(
 175             self.mac.packed,
 176             self.bd.bd_id,
 177             self.itf.sw_if_index,
 178             is_add=1,
 179             static_mac=self.static_mac,
 180             filter_mac=self.filter_mac,
 181             bvi_mac=self.bvi_mac)
 182         self._test.registry.register(self, self._test.logger)
 183
 184     def remove_vpp_config(self):
 185         self._test.vapi.l2fib_add_del(
 186             self.mac.packed,
 187             self.bd.bd_id,
 188             self.itf.sw_if_index,
 189             is_add=0)
 190
 191     def query_vpp_config(self):
 192         return find_l2_fib_entry(self._test,
 193                                  self.bd.bd_id,
 194                                  self.mac.packed,
 195                                  self.itf.sw_if_index)
 196
 197     def object_id(self):
 198         return "L2-Fib-Entry-%s-%s-%s" % (self.bd, self.mac, self.itf)
 199
 200
 201 class VppL2Vtr(VppObject):
 202
 203     def __init__(self, test, itf, op):
 204         self._test = test
 205         self.itf = itf
 206         self.op = op
 207
 208     def add_vpp_config(self):
 209         self.itf.set_vtr(self.op)
 210         self._test.registry.register(self, self._test.logger)
 211
 212     def remove_vpp_config(self):
 213         self.itf.set_vtr(L2_VTR_OP.L2_DISABLED)
 214
 215     def query_vpp_config(self):
 216         ds = self._test.vapi.sw_interface_dump()
 217         d = self.itf.get_interface_config_from_dump(ds)
 218
 219         if d is not None:
 220             return (d.vtr_op == self.op)
 221         return False
 222
 223     def object_id(self):
 224         return "L2-vtr-%s-%d" % (str(self.itf), self.op)