test/vpp_ipsec_tun_interface.py

   1 from vpp_tunnel_interface import VppTunnelInterface
   2
   3
   4 class VppIpsecTunInterface(VppTunnelInterface):
   5     """
   6     VPP IPsec Tunnel interface
   7     """
   8
   9     def __init__(self, test, parent_if, local_spi,
  10                  remote_spi, crypto_alg, local_crypto_key, remote_crypto_key,
  11                  integ_alg, local_integ_key, remote_integ_key, salt=0,
  12                  is_ip6=False):
  13         super(VppIpsecTunInterface, self).__init__(test, parent_if)
  14         self.local_spi = local_spi
  15         self.remote_spi = remote_spi
  16         self.crypto_alg = crypto_alg
  17         self.local_crypto_key = local_crypto_key
  18         self.remote_crypto_key = remote_crypto_key
  19         self.integ_alg = integ_alg
  20         self.local_integ_key = local_integ_key
  21         self.remote_integ_key = remote_integ_key
  22         self.salt = salt
  23         if is_ip6:
  24             self.local_ip = self.parent_if.local_ip6
  25             self.remote_ip = self.parent_if.remote_ip6
  26         else:
  27             self.local_ip = self.parent_if.local_ip4
  28             self.remote_ip = self.parent_if.remote_ip4
  29
  30     def add_vpp_config(self):
  31         r = self.test.vapi.ipsec_tunnel_if_add_del(
  32             self.local_ip, self.remote_ip,
  33             self.remote_spi, self.local_spi,
  34             self.crypto_alg, self.local_crypto_key, self.remote_crypto_key,
  35             self.integ_alg, self.local_integ_key, self.remote_integ_key,
  36             salt=self.salt)
  37         self.set_sw_if_index(r.sw_if_index)
  38         self.generate_remote_hosts()
  39         self.test.registry.register(self, self.test.logger)
  40
  41     def remove_vpp_config(self):
  42         self.test.vapi.ipsec_tunnel_if_add_del(
  43             self.local_ip, self.remote_ip,
  44             self.remote_spi, self.local_spi,
  45             self.crypto_alg, self.local_crypto_key, self.remote_crypto_key,
  46             self.integ_alg, self.local_integ_key, self.remote_integ_key,
  47             is_add=0)
  48
  49     def object_id(self):
  50         return "ipsec-tun-if-%d" % self._sw_if_index
  51
  52
  53 class VppIpsecGRETunInterface(VppTunnelInterface):
  54     """
  55     VPP IPsec GRE Tunnel interface
  56      this creates headers
  57        IP / ESP / IP / GRE / payload
  58      i.e. it's GRE over IPSEC, rather than IPSEC over GRE.
  59     """
  60
  61     def __init__(self, test, parent_if, sa_out, sa_in):
  62         super(VppIpsecGRETunInterface, self).__init__(test, parent_if)
  63         self.sa_in = sa_in
  64         self.sa_out = sa_out
  65
  66     def add_vpp_config(self):
  67         r = self.test.vapi.ipsec_gre_tunnel_add_del(
  68             self.parent_if.local_ip4n,
  69             self.parent_if.remote_ip4n,
  70             self.sa_out,
  71             self.sa_in)
  72         self.set_sw_if_index(r.sw_if_index)
  73         self.generate_remote_hosts()
  74         self.test.registry.register(self, self.test.logger)
  75
  76     def remove_vpp_config(self):
  77         self.test.vapi.ipsec_gre_tunnel_add_del(
  78             self.parent_if.local_ip4n,
  79             self.parent_if.remote_ip4n,
  80             self.sa_out,
  81             self.sa_in,
  82             is_add=0)
  83
  84     def query_vpp_config(self):
  85         ts = self.test.vapi.ipsec_gre_tunnel_dump(sw_if_index=0xffffffff)
  86         for t in ts:
  87             if t.tunnel.sw_if_index == self._sw_if_index:
  88                 return True
  89         return False
  90
  91     def __str__(self):
  92         return self.object_id()
  93
  94     def object_id(self):
  95         return "ipsec-gre-tun-if-%d" % self._sw_if_index