from scapy.layers.inet import IP, UDP
from scapy.layers.inet6 import IPv6
from scapy.contrib.mpls import MPLS
+from framework import tag_fixme_vpp_workers
from framework import VppTestRunner
from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \
IpsecTun4, IpsecTun6, IpsecTcpTests, mk_scapy_crypt_key, \
from vpp_papi import VppEnum
from vpp_papi_provider import CliFailedCommandError
from vpp_acl import AclRule, VppAcl, VppAclInterface
+from vpp_policer import PolicerAction, VppPolicer
def config_tun_params(p, encryption_type, tun_if, src=None, dst=None):
tun6_encrypt_node_name = "esp6-encrypt-tun"
tun6_decrypt_node_name = "esp6-decrypt-tun"
+ def test_tun_handoff_66_police(self):
+ """ ESP 6o6 tunnel with policer worker hand-off test """
+ self.vapi.cli("clear errors")
+ self.vapi.cli("clear ipsec sa")
+
+ N_PKTS = 15
+ p = self.params[socket.AF_INET6]
+
+ action_tx = PolicerAction(
+ VppEnum.vl_api_sse2_qos_action_type_t.SSE2_QOS_ACTION_API_TRANSMIT,
+ 0)
+ policer = VppPolicer(self, "pol1", 80, 0, 1000, 0,
+ conform_action=action_tx,
+ exceed_action=action_tx,
+ violate_action=action_tx)
+ policer.add_vpp_config()
+
+ # Start policing on tun
+ policer.apply_vpp_config(p.tun_if.sw_if_index, True)
+
+ for pol_bind in [1, 0]:
+ policer.bind_vpp_config(pol_bind, True)
+
+ # inject alternately on worker 0 and 1.
+ for worker in [0, 1, 0, 1]:
+ send_pkts = self.gen_encrypt_pkts6(p, p.scapy_tun_sa,
+ self.tun_if,
+ src=p.remote_tun_if_host,
+ dst=self.pg1.remote_ip6,
+ count=N_PKTS)
+ recv_pkts = self.send_and_expect(self.tun_if, send_pkts,
+ self.pg1, worker=worker)
+ self.verify_decrypted6(p, recv_pkts)
+ self.logger.debug(self.vapi.cli("show trace max 100"))
+
+ stats = policer.get_stats()
+ stats0 = policer.get_stats(worker=0)
+ stats1 = policer.get_stats(worker=1)
+
+ if pol_bind is 1:
+ # First pass: Worker 1, should have done all the policing
+ self.assertEqual(stats, stats1)
+
+ # Worker 0, should have handed everything off
+ self.assertEqual(stats0['conform_packets'], 0)
+ self.assertEqual(stats0['exceed_packets'], 0)
+ self.assertEqual(stats0['violate_packets'], 0)
+ else:
+ # Second pass: both workers should have policed equal amounts
+ self.assertGreater(stats1['conform_packets'], 0)
+ self.assertEqual(stats1['exceed_packets'], 0)
+ self.assertGreater(stats1['violate_packets'], 0)
+
+ self.assertGreater(stats0['conform_packets'], 0)
+ self.assertEqual(stats0['exceed_packets'], 0)
+ self.assertGreater(stats0['violate_packets'], 0)
+
+ self.assertEqual(stats0['conform_packets'] +
+ stats0['violate_packets'],
+ stats1['conform_packets'] +
+ stats1['violate_packets'])
+
+ policer.apply_vpp_config(p.tun_if.sw_if_index, False)
+ policer.remove_vpp_config()
+
class TestIpsec4TunIfEspHandoff(TemplateIpsec4TunIfEsp,
IpsecTun4HandoffTests):
tun4_encrypt_node_name = "esp4-encrypt-tun"
tun4_decrypt_node_name = "esp4-decrypt-tun"
+ def test_tun_handoff_44_police(self):
+ """ ESP 4o4 tunnel with policer worker hand-off test """
+ self.vapi.cli("clear errors")
+ self.vapi.cli("clear ipsec sa")
+ N_PKTS = 15
+ p = self.params[socket.AF_INET]
+
+ action_tx = PolicerAction(
+ VppEnum.vl_api_sse2_qos_action_type_t.SSE2_QOS_ACTION_API_TRANSMIT,
+ 0)
+ policer = VppPolicer(self, "pol1", 80, 0, 1000, 0,
+ conform_action=action_tx,
+ exceed_action=action_tx,
+ violate_action=action_tx)
+ policer.add_vpp_config()
+
+ # Start policing on tun
+ policer.apply_vpp_config(p.tun_if.sw_if_index, True)
+
+ for pol_bind in [1, 0]:
+ policer.bind_vpp_config(pol_bind, True)
+
+ # inject alternately on worker 0 and 1.
+ for worker in [0, 1, 0, 1]:
+ send_pkts = self.gen_encrypt_pkts(p, p.scapy_tun_sa,
+ self.tun_if,
+ src=p.remote_tun_if_host,
+ dst=self.pg1.remote_ip4,
+ count=N_PKTS)
+ recv_pkts = self.send_and_expect(self.tun_if, send_pkts,
+ self.pg1, worker=worker)
+ self.verify_decrypted(p, recv_pkts)
+ self.logger.debug(self.vapi.cli("show trace max 100"))
+
+ stats = policer.get_stats()
+ stats0 = policer.get_stats(worker=0)
+ stats1 = policer.get_stats(worker=1)
+
+ if pol_bind is 1:
+ # First pass: Worker 1, should have done all the policing
+ self.assertEqual(stats, stats1)
+
+ # Worker 0, should have handed everything off
+ self.assertEqual(stats0['conform_packets'], 0)
+ self.assertEqual(stats0['exceed_packets'], 0)
+ self.assertEqual(stats0['violate_packets'], 0)
+ else:
+ # Second pass: both workers should have policed equal amounts
+ self.assertGreater(stats1['conform_packets'], 0)
+ self.assertEqual(stats1['exceed_packets'], 0)
+ self.assertGreater(stats1['violate_packets'], 0)
+
+ self.assertGreater(stats0['conform_packets'], 0)
+ self.assertEqual(stats0['exceed_packets'], 0)
+ self.assertGreater(stats0['violate_packets'], 0)
+
+ self.assertEqual(stats0['conform_packets'] +
+ stats0['violate_packets'],
+ stats1['conform_packets'] +
+ stats1['violate_packets'])
+
+ policer.apply_vpp_config(p.tun_if.sw_if_index, False)
+ policer.remove_vpp_config()
+
+
+@tag_fixme_vpp_workers
class TestIpsec4MultiTunIfEsp(TemplateIpsec4TunProtect,
TemplateIpsec,
IpsecTun4):
self.unconfig_network(p)
+@tag_fixme_vpp_workers
class TestIpsec6MultiTunIfEsp(TemplateIpsec6TunProtect,
TemplateIpsec,
IpsecTun6):
Raw(b'X' * payload_size))
for i in range(count)]
- def gen_pkts6(self, sw_intf, src, dst, count=1,
+ def gen_pkts6(self, p, sw_intf, src, dst, count=1,
payload_size=100):
return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
IPv6(src="1::1", dst="1::2") /
Raw(b'X' * payload_size))
for i in range(count)]
- def gen_pkts6(self, sw_intf, src, dst, count=1,
+ def gen_pkts6(self, p, sw_intf, src, dst, count=1,
payload_size=100):
return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
IPv6(src="1::1", dst=dst) /
self.verify_tun_66(p, count=63)
+@tag_fixme_vpp_workers
class TestIpsec4TunProtect(TemplateIpsec,
TemplateIpsec4TunProtect,
IpsecTun4):
self.unconfig_network(p)
+@tag_fixme_vpp_workers
class TestIpsec4TunProtectUdp(TemplateIpsec,
TemplateIpsec4TunProtect,
IpsecTun4):
self.verify_keepalive(self.ipv4_params)
+@tag_fixme_vpp_workers
class TestIpsec4TunProtectTun(TemplateIpsec,
TemplateIpsec4TunProtect,
IpsecTun4):
self.unconfig_network(p)
+@tag_fixme_vpp_workers
class TestIpsec6TunProtect(TemplateIpsec,
TemplateIpsec6TunProtect,
IpsecTun6):
self.unconfig_network(p)
+@tag_fixme_vpp_workers
class TestIpsec6TunProtectTun(TemplateIpsec,
TemplateIpsec6TunProtect,
IpsecTun6):
Raw(b'X' * payload_size))
for i in range(count)]
- def gen_pkts6(self, sw_intf, src, dst, count=1,
+ def gen_pkts6(self, p, sw_intf, src, dst, count=1,
payload_size=100):
return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
IPv6(src=src, dst=dst) /
p.tun_sa_in.remove_vpp_config()
+@tag_fixme_vpp_workers
class TestIpsecItf4(TemplateIpsec,
TemplateIpsecItf4,
IpsecTun4):
self.unconfig_sa(p)
self.unconfig_network(p)
+ def test_tun_44_police(self):
+ """IPSEC interface IPv4 with input policer"""
+ n_pkts = 127
+ p = self.ipv4_params
+
+ self.config_network(p)
+ self.config_sa_tun(p,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
+ self.config_protect(p)
+
+ action_tx = PolicerAction(
+ VppEnum.vl_api_sse2_qos_action_type_t.SSE2_QOS_ACTION_API_TRANSMIT,
+ 0)
+ policer = VppPolicer(self, "pol1", 80, 0, 1000, 0,
+ conform_action=action_tx,
+ exceed_action=action_tx,
+ violate_action=action_tx)
+ policer.add_vpp_config()
+
+ # Start policing on tun
+ policer.apply_vpp_config(p.tun_if.sw_if_index, True)
+
+ self.verify_tun_44(p, count=n_pkts)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], n_pkts)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], n_pkts)
+
+ stats = policer.get_stats()
+
+ # Single rate, 2 colour policer - expect conform, violate but no exceed
+ self.assertGreater(stats['conform_packets'], 0)
+ self.assertEqual(stats['exceed_packets'], 0)
+ self.assertGreater(stats['violate_packets'], 0)
+
+ # Stop policing on tun
+ policer.apply_vpp_config(p.tun_if.sw_if_index, False)
+ self.verify_tun_44(p, count=n_pkts)
+
+ # No new policer stats
+ statsnew = policer.get_stats()
+ self.assertEqual(stats, statsnew)
+
+ # teardown
+ policer.remove_vpp_config()
+ self.unconfig_protect(p)
+ self.unconfig_sa(p)
+ self.unconfig_network(p)
+
class TestIpsecItf4MPLS(TemplateIpsec,
TemplateIpsecItf4,
def config_sa_tun(self, p, src, dst):
config_tun_params(p, self.encryption_type, None, src, dst)
+ if not hasattr(p, 'tun_flags'):
+ p.tun_flags = None
+ if not hasattr(p, 'hop_limit'):
+ p.hop_limit = 255
+
p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi,
p.auth_algo_vpp_id, p.auth_key,
p.crypt_algo_vpp_id, p.crypt_key,
self.vpp_esp_protocol,
src, dst,
- flags=p.flags)
+ flags=p.flags,
+ tun_flags=p.tun_flags,
+ hop_limit=p.hop_limit)
p.tun_sa_out.add_vpp_config()
p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi,
p.tun_sa_in.remove_vpp_config()
+@tag_fixme_vpp_workers
class TestIpsecItf6(TemplateIpsec,
TemplateIpsecItf6,
IpsecTun6):
def test_tun_44(self):
"""IPSEC interface IPv6"""
+ tf = VppEnum.vl_api_tunnel_encap_decap_flags_t
n_pkts = 127
p = self.ipv6_params
+ p.inner_hop_limit = 24
+ p.outer_hop_limit = 23
+ p.outer_flow_label = 243224
+ p.tun_flags = tf.TUNNEL_API_ENCAP_DECAP_FLAG_ENCAP_COPY_HOP_LIMIT
self.config_network(p)
self.config_sa_tun(p,
np.vpp_tun_sa_id += 1
np.tun_if.local_spi = p.vpp_tun_spi
np.tun_if.remote_spi = p.scapy_tun_spi
+ np.inner_hop_limit = 24
+ np.outer_hop_limit = 128
+ np.inner_flow_label = 0xabcde
+ np.outer_flow_label = 0xabcde
+ np.hop_limit = 128
+ np.tun_flags = tf.TUNNEL_API_ENCAP_DECAP_FLAG_ENCAP_COPY_FLOW_LABEL
self.config_sa_tun(np,
self.pg0.local_ip6,
self.unconfig_sa(np)
self.unconfig_network(p)
+ def test_tun_66_police(self):
+ """IPSEC interface IPv6 with input policer"""
+ tf = VppEnum.vl_api_tunnel_encap_decap_flags_t
+ n_pkts = 127
+ p = self.ipv6_params
+ p.inner_hop_limit = 24
+ p.outer_hop_limit = 23
+ p.outer_flow_label = 243224
+ p.tun_flags = tf.TUNNEL_API_ENCAP_DECAP_FLAG_ENCAP_COPY_HOP_LIMIT
+
+ self.config_network(p)
+ self.config_sa_tun(p,
+ self.pg0.local_ip6,
+ self.pg0.remote_ip6)
+ self.config_protect(p)
+
+ action_tx = PolicerAction(
+ VppEnum.vl_api_sse2_qos_action_type_t.SSE2_QOS_ACTION_API_TRANSMIT,
+ 0)
+ policer = VppPolicer(self, "pol1", 80, 0, 1000, 0,
+ conform_action=action_tx,
+ exceed_action=action_tx,
+ violate_action=action_tx)
+ policer.add_vpp_config()
+
+ # Start policing on tun
+ policer.apply_vpp_config(p.tun_if.sw_if_index, True)
+
+ self.verify_tun_66(p, count=n_pkts)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], n_pkts)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], n_pkts)
+
+ stats = policer.get_stats()
+
+ # Single rate, 2 colour policer - expect conform, violate but no exceed
+ self.assertGreater(stats['conform_packets'], 0)
+ self.assertEqual(stats['exceed_packets'], 0)
+ self.assertGreater(stats['violate_packets'], 0)
+
+ # Stop policing on tun
+ policer.apply_vpp_config(p.tun_if.sw_if_index, False)
+ self.verify_tun_66(p, count=n_pkts)
+
+ # No new policer stats
+ statsnew = policer.get_stats()
+ self.assertEqual(stats, statsnew)
+
+ # teardown
+ policer.remove_vpp_config()
+ self.unconfig_protect(p)
+ self.unconfig_sa(p)
+ self.unconfig_network(p)
+
class TestIpsecMIfEsp4(TemplateIpsec, IpsecTun4):
""" Ipsec P2MP ESP v4 tests """
try:
self.assertEqual(rx[IP].tos,
VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF << 2)
+ self.assertEqual(rx[IP].ttl, p.hop_limit)
pkt = sa.decrypt(rx[IP])
if not pkt.haslayer(IP):
pkt = IP(pkt[Raw].load)
p.scapy_tra_spi = p.scapy_tra_spi + ii
p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
p.vpp_tra_spi = p.vpp_tra_spi + ii
+ p.hop_limit = ii+10
p.tun_sa_out = VppIpsecSA(
self, p.scapy_tun_sa_id, p.scapy_tun_spi,
p.auth_algo_vpp_id, p.auth_key,
self.vpp_esp_protocol,
self.pg0.local_ip4,
self.pg0.remote_hosts[ii].ip4,
- dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF)
+ dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF,
+ hop_limit=p.hop_limit)
p.tun_sa_out.add_vpp_config()
p.tun_sa_in = VppIpsecSA(
self.vpp_esp_protocol,
self.pg0.remote_hosts[ii].ip4,
self.pg0.local_ip4,
- dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF)
+ dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF,
+ hop_limit=p.hop_limit)
p.tun_sa_in.add_vpp_config()
p.tun_protect = VppIpsecTunProtect(
Code Review / vpp.git / blobdiff