vpp/test/vpp_ipsec.py
Neale Ranns eba31ecebe IPSEC: move SA counters into the stats segment
1) stats are accessed via the stat segment which is more condusive to
   monitoring
2) stats are accurate in the presence of multiple threads. There's no
   guarantee that an SA is access from only one worker.

Change-Id: Id5e217ea253ddfc9480aaedb0d008dea031b1148
Signed-off-by: Neale Ranns <nranns@cisco.com>
2019-02-18 13:05:17 +00:00

260 lines
8.0 KiB
Python

from vpp_object import *
from ipaddress import ip_address
from vpp_papi import VppEnum
try:
text_type = unicode
except NameError:
text_type = str
class VppIpsecSpd(VppObject):
"""
VPP SPD DB
"""
def __init__(self, test, id):
self.test = test
self.id = id
def add_vpp_config(self):
self.test.vapi.ipsec_spd_add_del(self.id)
self.test.registry.register(self, self.test.logger)
def remove_vpp_config(self):
self.test.vapi.ipsec_spd_add_del(self.id, is_add=0)
def __str__(self):
return self.object_id()
def object_id(self):
return "ipsec-spd-%d" % self.id
def query_vpp_config(self):
spds = self.test.vapi.ipsec_spds_dump()
for spd in spds:
if spd.spd_id == self.id:
return True
return False
class VppIpsecSpdItfBinding(VppObject):
"""
VPP SPD DB to interface binding
(i.e. this SPD is used on this interfce)
"""
def __init__(self, test, spd, itf):
self.test = test
self.spd = spd
self.itf = itf
def add_vpp_config(self):
self.test.vapi.ipsec_interface_add_del_spd(self.spd.id,
self.itf.sw_if_index)
self.test.registry.register(self, self.test.logger)
def remove_vpp_config(self):
self.test.vapi.ipsec_interface_add_del_spd(self.spd.id,
self.itf.sw_if_index,
is_add=0)
def __str__(self):
return self.object_id()
def object_id(self):
return "bind-%s-to-%s" % (self.spd.id, self.itf)
def query_vpp_config(self):
bs = self.test.vapi.ipsec_spd_interface_dump()
for b in bs:
if b.sw_if_index == self.itf.sw_if_index:
return True
return False
class VppIpsecSpdEntry(VppObject):
"""
VPP SPD DB Entry
"""
def __init__(self, test, spd, sa_id,
local_start, local_stop,
remote_start, remote_stop,
proto,
priority=100,
policy=None,
is_outbound=1,
remote_port_start=0,
remote_port_stop=65535,
local_port_start=0,
local_port_stop=65535):
self.test = test
self.spd = spd
self.sa_id = sa_id
self.local_start = ip_address(text_type(local_start))
self.local_stop = ip_address(text_type(local_stop))
self.remote_start = ip_address(text_type(remote_start))
self.remote_stop = ip_address(text_type(remote_stop))
self.proto = proto
self.is_outbound = is_outbound
self.priority = priority
if not policy:
self.policy = (VppEnum.vl_api_ipsec_spd_action_t.
IPSEC_API_SPD_ACTION_BYPASS)
else:
self.policy = policy
self.is_ipv6 = (0 if self.local_start.version == 4 else 1)
self.local_port_start = local_port_start
self.local_port_stop = local_port_stop
self.remote_port_start = remote_port_start
self.remote_port_stop = remote_port_stop
def add_vpp_config(self):
rv = self.test.vapi.ipsec_spd_entry_add_del(
self.spd.id,
self.sa_id,
self.local_start,
self.local_stop,
self.remote_start,
self.remote_stop,
protocol=self.proto,
is_ipv6=self.is_ipv6,
is_outbound=self.is_outbound,
priority=self.priority,
policy=self.policy,
local_port_start=self.local_port_start,
local_port_stop=self.local_port_stop,
remote_port_start=self.remote_port_start,
remote_port_stop=self.remote_port_stop)
self.stat_index = rv.stat_index
self.test.registry.register(self, self.test.logger)
def remove_vpp_config(self):
self.test.vapi.ipsec_spd_entry_add_del(
self.spd.id,
self.sa_id,
self.local_start,
self.local_stop,
self.remote_start,
self.remote_stop,
protocol=self.proto,
is_ipv6=self.is_ipv6,
is_outbound=self.is_outbound,
priority=self.priority,
policy=self.policy,
local_port_start=self.local_port_start,
local_port_stop=self.local_port_stop,
remote_port_start=self.remote_port_start,
remote_port_stop=self.remote_port_stop,
is_add=0)
def __str__(self):
return self.object_id()
def object_id(self):
return "spd-entry-%d-%d-%d-%d-%d-%d" % (self.spd.id,
self.priority,
self.policy,
self.is_outbound,
self.is_ipv6,
self.remote_port_start)
def query_vpp_config(self):
ss = self.test.vapi.ipsec_spd_dump(self.spd.id)
for s in ss:
if s.entry.sa_id == self.sa_id and \
s.entry.is_outbound == self.is_outbound and \
s.entry.priority == self.priority and \
s.entry.policy == self.policy and \
s.entry.remote_address_start == self.remote_start and \
s.entry.remote_port_start == self.remote_port_start:
return True
return False
def get_stats(self):
c = self.test.statistics.get_counter("/net/ipsec/policy")
return c[0][self.stat_index]
class VppIpsecSA(VppObject):
"""
VPP SAD Entry
"""
def __init__(self, test, id, spi,
integ_alg, integ_key,
crypto_alg, crypto_key,
proto,
tun_src=None, tun_dst=None,
flags=None):
e = VppEnum.vl_api_ipsec_sad_flags_t
self.test = test
self.id = id
self.spi = spi
self.integ_alg = integ_alg
self.integ_key = integ_key
self.crypto_alg = crypto_alg
self.crypto_key = crypto_key
self.proto = proto
self.tun_src = tun_src
self.tun_dst = tun_dst
if not flags:
self.flags = e.IPSEC_API_SAD_FLAG_NONE
else:
self.flags = flags
if (tun_src):
self.tun_src = ip_address(text_type(tun_src))
self.flags = self.flags | e.IPSEC_API_SAD_FLAG_IS_TUNNEL
if (self.tun_src.version == 6):
self.flags = self.flags | e.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6
if (tun_dst):
self.tun_dst = ip_address(text_type(tun_dst))
def add_vpp_config(self):
r = self.test.vapi.ipsec_sad_entry_add_del(
self.id,
self.spi,
self.integ_alg,
self.integ_key,
self.crypto_alg,
self.crypto_key,
self.proto,
(self.tun_src if self.tun_src else []),
(self.tun_dst if self.tun_dst else []),
flags=self.flags)
self.stat_index = r.stat_index
self.test.registry.register(self, self.test.logger)
def remove_vpp_config(self):
self.test.vapi.ipsec_sad_entry_add_del(
self.id,
self.spi,
self.integ_alg,
self.integ_key,
self.crypto_alg,
self.crypto_key,
self.proto,
(self.tun_src if self.tun_src else []),
(self.tun_dst if self.tun_dst else []),
flags=self.flags,
is_add=0)
def __str__(self):
return self.object_id()
def object_id(self):
return "ipsec-sa-%d" % self.id
def query_vpp_config(self):
bs = self.test.vapi.ipsec_sa_dump()
for b in bs:
if b.entry.sad_id == self.id:
return True
return False
def get_stats(self):
c = self.test.statistics.get_counter("/net/ipsec/sa")
return c[0][self.stat_index]