from vpp_ip import DpoProto
from vpp_ip_route import VppIpRoute, VppRoutePath
+from vpp_ipsec import VppIpsecSA, VppIpsecTunProtect, VppIpsecInterface
from vpp_papi import VppEnum
-from vpp_ipsec_tun_interface import VppIpsecTunInterface
NUM_PKTS = 67
}
}
- #
- # we need an IPSec tunnels for this to work otherwise ESP gets dropped
- # due to unknown IP proto
- #
- VppIpsecTunInterface(self, self.pg0, 1000, 1000,
- (VppEnum.vl_api_ipsec_crypto_alg_t.
- IPSEC_API_CRYPTO_ALG_AES_CBC_128),
- b"0123456701234567",
- b"0123456701234567",
- (VppEnum.vl_api_ipsec_integ_alg_t.
- IPSEC_API_INTEG_ALG_SHA1_96),
- b"0123456701234567",
- b"0123456701234567").add_vpp_config()
- VppIpsecTunInterface(self, self.pg1, 1000, 1000,
- (VppEnum.vl_api_ipsec_crypto_alg_t.
- IPSEC_API_CRYPTO_ALG_AES_CBC_128),
- b"0123456701234567",
- b"0123456701234567",
- (VppEnum.vl_api_ipsec_integ_alg_t.
- IPSEC_API_INTEG_ALG_SHA1_96),
- b"0123456701234567",
- b"0123456701234567",
- udp_encap=True).add_vpp_config()
-
#
# we're dealing with IPSec tunnels punting for no-such-tunnel
- # adn SPI=0
+ # (SPI=0 goes to ikev2)
#
cfgs = dict()
cfgs['ipsec4-no-such-tunnel'] = {'spi': 99,
'udp': False,
'itf': self.pg0}
- cfgs['ipsec4-spi-o-udp-0'] = {'spi': 0,
- 'udp': True,
- 'itf': self.pg1}
#
# find the VPP ID for these punt exception reasin
rs = self.vapi.punt_reason_dump()
for key in cfgs:
for r in rs:
+ print(r.reason.name)
+ print(key)
if r.reason.name == key:
cfgs[key]['id'] = r.reason.id
cfgs[key]['vpp'] = copy.deepcopy(
cfg['spi'], cfg['udp'])
#
+ # add some tunnels, make sure it still punts
+ #
+ tun = VppIpsecInterface(self).add_vpp_config()
+ sa_in = VppIpsecSA(self, 11, 11,
+ (VppEnum.vl_api_ipsec_integ_alg_t.
+ IPSEC_API_INTEG_ALG_SHA1_96),
+ b"0123456701234567",
+ (VppEnum.vl_api_ipsec_crypto_alg_t.
+ IPSEC_API_CRYPTO_ALG_AES_CBC_128),
+ b"0123456701234567",
+ 50,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4).add_vpp_config()
+ sa_out = VppIpsecSA(self, 22, 22,
+ (VppEnum.vl_api_ipsec_integ_alg_t.
+ IPSEC_API_INTEG_ALG_SHA1_96),
+ b"0123456701234567",
+ (VppEnum.vl_api_ipsec_crypto_alg_t.
+ IPSEC_API_CRYPTO_ALG_AES_CBC_128),
+ b"0123456701234567",
+ 50,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4).add_vpp_config()
+ protect = VppIpsecTunProtect(self, tun,
+ sa_out,
+ [sa_in]).add_vpp_config()
+
+ #
+ # send packets for each SPI we expect to be punted
+ #
+ for cfg in cfgs.values():
+ self.send_and_assert_no_replies(cfg['itf'], cfg['pkts'])
+
+ #
+ # verify the punted packets arrived on the associated socket
+ #
+ for cfg in cfgs.values():
+ rx = cfg['sock'].close()
+ self.verify_esp_pkts(rx, len(cfg['pkts']),
+ cfg['spi'], cfg['udp'])
+ #
# socket deregister
#
for cfg in cfgs.values():