test/vpp_l2.py

   1 """
   2   L2/BD Types
   3
   4 """
   5
   6 from vpp_object import *
   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(
  83             self.bd_id,
  84             is_add=1,
  85             flood=self.flood,
  86             uu_flood=self.uu_flood,
  87             forward=self.forward,
  88             learn=self.learn,
  89             arp_term=self.arp_term)
  90         self._test.registry.register(self, self._test.logger)
  91
  92     def remove_vpp_config(self):
  93         self._test.vapi.bridge_domain_add_del(self.bd_id, is_add=0)
  94
  95     def query_vpp_config(self):
  96         return find_bridge_domain(self._test, self.bd_id)
  97
  98     def __str__(self):
  99         return self.object_id()
 100
 101     def object_id(self):
 102         return "bridge-domain-%d" % (self.bd_id)
 103
 104
 105 class VppBridgeDomainPort(VppObject):
 106
 107     def __init__(self, test, bd, itf,
 108                  port_type=L2_PORT_TYPE.NORMAL):
 109         self._test = test
 110         self.bd = bd
 111         self.itf = itf
 112         self.port_type = port_type
 113
 114     def add_vpp_config(self):
 115         self._test.vapi.sw_interface_set_l2_bridge(
 116             self.itf.sw_if_index,
 117             self.bd.bd_id,
 118             port_type=self.port_type,
 119             enable=1)
 120         self._test.registry.register(self, self._test.logger)
 121
 122     def remove_vpp_config(self):
 123         self._test.vapi.sw_interface_set_l2_bridge(
 124             self.itf.sw_if_index,
 125             self.bd.bd_id,
 126             port_type=self.port_type,
 127             enable=0)
 128
 129     def query_vpp_config(self):
 130         return find_bridge_domain_port(self._test,
 131                                        self.bd.bd_id,
 132                                        self.itf.sw_if_index)
 133
 134     def __str__(self):
 135         return self.object_id()
 136
 137     def object_id(self):
 138         return "BD-Port-%s-%s" % (self.bd, self.itf)
 139
 140
 141 class VppBridgeDomainArpEntry(VppObject):
 142
 143     def __init__(self, test, bd, mac, ip):
 144         self._test = test
 145         self.bd = bd
 146         self.mac = MACAddress(mac)
 147         self.ip = VppIpAddress(ip)
 148
 149     def add_vpp_config(self):
 150         self._test.vapi.bd_ip_mac_add_del(
 151             self.bd.bd_id,
 152             self.mac.packed,
 153             self.ip.encode(),
 154             is_add=1)
 155         self._test.registry.register(self, self._test.logger)
 156
 157     def remove_vpp_config(self):
 158         self._test.vapi.bd_ip_mac_add_del(
 159             self.bd.bd_id,
 160             self.mac.packed,
 161             self.ip.encode(),
 162             is_add=0)
 163
 164     def query_vpp_config(self):
 165         return find_bridge_domain_arp_entry(self._test,
 166                                             self.bd.bd_id,
 167                                             self.mac.packed,
 168                                             self.ip.address)
 169
 170     def __str__(self):
 171         return self.object_id()
 172
 173     def object_id(self):
 174         return "BD-Arp-Entry-%s-%s-%s" % (self.bd, self.mac, self.ip.address)
 175
 176
 177 class VppL2FibEntry(VppObject):
 178
 179     def __init__(self, test, bd, mac, itf,
 180                  static_mac=0, filter_mac=0, bvi_mac=-1):
 181         self._test = test
 182         self.bd = bd
 183         self.mac = MACAddress(mac)
 184         self.itf = itf
 185         self.static_mac = static_mac
 186         self.filter_mac = filter_mac
 187         if bvi_mac == -1:
 188             self.bvi_mac = isinstance(self.itf, VppLoInterface)
 189         else:
 190             self.bvi_mac = bvi_mac
 191
 192     def add_vpp_config(self):
 193         self._test.vapi.l2fib_add_del(
 194             self.mac.packed,
 195             self.bd.bd_id,
 196             self.itf.sw_if_index,
 197             is_add=1,
 198             static_mac=self.static_mac,
 199             filter_mac=self.filter_mac,
 200             bvi_mac=self.bvi_mac)
 201         self._test.registry.register(self, self._test.logger)
 202
 203     def remove_vpp_config(self):
 204         self._test.vapi.l2fib_add_del(
 205             self.mac.packed,
 206             self.bd.bd_id,
 207             self.itf.sw_if_index,
 208             is_add=0)
 209
 210     def query_vpp_config(self):
 211         return find_l2_fib_entry(self._test,
 212                                  self.bd.bd_id,
 213                                  self.mac.packed,
 214                                  self.itf.sw_if_index)
 215
 216     def __str__(self):
 217         return self.object_id()
 218
 219     def object_id(self):
 220         return "L2-Fib-Entry-%s-%s-%s" % (self.bd, self.mac, self.itf)