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