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#!/usr/bin/env python3
import unittest
import os
import re
import subprocess
from framework import VppTestCase, VppTestRunner
from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath
def checkQat():
r = os.path.exists("/dev/qat_dev_processes")
if r:
return True
else:
print("NO QAT! EXIT!")
return False
def checkOpenSSLVersion():
ret = False
r = "OPENSSL_ROOT_DIR" in os.environ
if r:
ssl = os.environ["OPENSSL_ROOT_DIR"] + "/bin/openssl version"
p = subprocess.Popen(ssl, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, shell=True)
p.wait()
output = p.stdout.read()
status = p.returncode
if status:
print("openssl version error!")
else:
ssl_ver_src = re.findall(r"(\d+)\.+\d+.+\d+", output)
ssl_ver = int(ssl_ver_src[0])
if ssl_ver < 3:
ret = False
else:
ret = True
else:
print("NO OPENSSL_ROOT_DIR!")
return ret
def checkAll():
ret = checkQat() & checkOpenSSLVersion()
return ret
class TestTLS(VppTestCase):
""" TLS Qat Test Case. """
@classmethod
def setUpClass(cls):
super(TestTLS, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(TestTLS, cls).tearDownClass()
def setUp(self):
super(TestTLS, self).setUp()
self.vapi.session_enable_disable(is_enabled=1)
self.create_loopback_interfaces(2)
table_id = 0
for i in self.lo_interfaces:
i.admin_up()
if table_id != 0:
tbl = VppIpTable(self, table_id)
tbl.add_vpp_config()
i.set_table_ip4(table_id)
i.config_ip4()
table_id += 1
# Configure namespaces
self.vapi.app_namespace_add_del(namespace_id=b"0",
sw_if_index=self.loop0.sw_if_index)
self.vapi.app_namespace_add_del(namespace_id=b"1",
sw_if_index=self.loop1.sw_if_index)
def tearDown(self):
for i in self.lo_interfaces:
i.unconfig_ip4()
i.set_table_ip4(0)
i.admin_down()
self.vapi.session_enable_disable(is_enabled=0)
super(TestTLS, self).tearDown()
@unittest.skipUnless(checkAll(),
"QAT or OpenSSL not satisfied,skip.")
def test_tls_transfer(self):
""" TLS qat echo client/server transfer """
# Add inter-table routes
ip_t01 = VppIpRoute(self, self.loop1.local_ip4, 32,
[VppRoutePath("0.0.0.0",
0xffffffff,
nh_table_id=1)])
ip_t10 = VppIpRoute(self, self.loop0.local_ip4, 32,
[VppRoutePath("0.0.0.0",
0xffffffff,
nh_table_id=0)], table_id=1)
ip_t01.add_vpp_config()
ip_t10.add_vpp_config()
# Enable QAT engine and TLS async
r = self.vapi.tls_openssl_set_engine(
async_enable=1,
engine="qat",
algorithm="RSA,PKEY_CRYPTO",
ciphers="RSA")
self.assertIsNotNone(r,
'No response msg ')
# Start builtin server and client
uri = "tls://" + self.loop0.local_ip4 + "/1234"
error = self.vapi.cli("test echo server appns 0 fifo-size 4 "
"tls-engine 1 uri " +
uri)
if error:
self.logger.critical(error)
self.assertNotIn("failed", error)
error = self.vapi.cli("test echo client mbytes 10 appns 1 "
"fifo-size 4 no-output test-bytes "
"tls-engine 1 "
"syn-timeout 2 uri " + uri)
if error:
self.logger.critical(error)
self.assertNotIn("failed", error)
# Delete inter-table routes
ip_t01.remove_vpp_config()
ip_t10.remove_vpp_config()
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
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