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# BSD LICENSE
#
# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Intel Corporation nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""
DPDK Test suite.
Test device blacklisting.
"""
import dts
from test_case import TestCase
from pmd_output import PmdOutput
class TestBlackList(TestCase):
def set_up_all(self):
"""
Run at the start of each test suite.
Blacklist Prerequisites.
Requirements:
Two Ports
"""
self.ports = self.dut.get_ports()
self.verify(len(self.ports) >= 2, "Insufficient ports for testing")
[arch, machine, self.env, toolchain] = self.target.split('-')
if self.env == 'bsdapp':
self.regexp_blacklisted_port = "EAL: PCI device 0000:%02x:%s on NUMA socket [-0-9]+[^\n]*\nEAL: probe driver[^\n]*\nEAL: Device is blacklisted, not initializing"
else:
self.regexp_blacklisted_port = "EAL: PCI device 0000:%s on NUMA socket [-0-9]+[^\n]*\nEAL: probe driver[^\n]*\nEAL: Device is blacklisted, not initializing"
self.pmdout = PmdOutput(self.dut)
def set_up(self):
"""
Run before each test case.
Nothing to do.
"""
pass
def check_blacklisted_ports(self, output, ports, blacklisted=False):
"""
Check if any of the ports in `ports` have been blacklisted, if so, raise
exception.
If `blacklisted` is True, then raise an exception if any of the ports
in `ports` have not been blacklisted.
"""
for port in ports:
# Look for the PCI ID of each card followed by
# "Device is blacklisted, not initializing" but avoid to consume more
# than one device.
if self.env == 'bsdapp':
pci = self.dut.ports_info[port]['pci']
regexp_blacklisted_port = self.regexp_blacklisted_port % (int(pci.split(':')[0], 16), pci.split(':')[1])
else:
regexp_blacklisted_port = self.regexp_blacklisted_port % self.dut.ports_info[port]['pci']
matching_ports = dts.regexp(output, regexp_blacklisted_port, True)
if blacklisted:
self.verify(len(matching_ports) == 1,
"Blacklisted port is being initialized")
else:
self.verify(len(matching_ports) == 0,
"Not blacklisted port is being blacklisted")
def test_bl_noblacklisted(self):
"""
Run testpmd with no blacklisted device.
"""
out = self.pmdout.start_testpmd("Default")
rexp = r"Link"
match_status = dts.regexp(out, rexp, True)
self.check_blacklisted_ports(out, self.ports)
def test_bl_oneportblacklisted(self):
"""
Run testpmd with one port blacklisted.
"""
self.dut.kill_all()
out = self.pmdout.start_testpmd("Default", eal_param="-b 0000:%s" % self.dut.ports_info[0]['pci'])
self.check_blacklisted_ports(out, self.ports[1:])
def test_bl_allbutoneportblacklisted(self):
"""
Run testpmd with all but one port blacklisted.
"""
self.dut.kill_all()
ports_to_blacklist = self.ports[:-1]
cmdline = ""
for port in ports_to_blacklist:
cmdline += " -b 0000:%s" % self.dut.ports_info[port]['pci']
out = self.pmdout.start_testpmd("Default", eal_param=cmdline)
blacklisted_ports = self.check_blacklisted_ports(out,
ports_to_blacklist, True)
def tear_down(self):
"""
Run after each test case.
Quit testpmd.
"""
self.dut.send_expect("quit", "# ", 10)
def tear_down_all(self):
"""
Run after each test suite.
Nothing to do.
"""
pass
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