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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.
import os
import re
from settings import TIMEOUT
from utils import create_mask
class PmdOutput():
"""
Module for get all statics value by port in testpmd
"""
def __init__(self, dut):
self.dut = dut
self.dut.testpmd = self
self.rx_pkts_prefix = "RX-packets:"
self.rx_missed_prefix = "RX-missed:"
self.rx_bytes_prefix = "RX-bytes:"
self.rx_badcrc_prefix = "RX-badcrc:"
self.rx_badlen_prefix = "RX-badlen:"
self.rx_error_prefix = "RX-errors:"
self.rx_nombuf_prefix = "RX-nombuf:"
self.tx_pkts_prefix = "TX-packets:"
self.tx_error_prefix = "TX-errors:"
self.tx_bytes_prefix = "TX-bytes:"
self.bad_ipcsum_prefix = "Bad-ipcsum:"
self.bad_l4csum_prefix = "Bad-l4csum:"
self.set_default_corelist()
def get_pmd_value(self, prefix, out):
pattern = re.compile(prefix + "(\s+)([0-9]+)")
m = pattern.search(out)
if m is None:
return None
else:
return int(m.group(2))
def set_default_corelist(self):
"""
set default cores for start testpmd
"""
core_number = len(self.dut.cores)
if core_number < 2:
raise
else:
self.default_cores = "1S/2C/1T"
def get_pmd_stats(self, portid):
stats = {}
out = self.dut.send_expect("show port stats %d" % portid, "testpmd> ")
stats["RX-packets"] = self.get_pmd_value(self.rx_pkts_prefix, out)
stats["RX-missed"] = self.get_pmd_value(self.rx_missed_prefix, out)
stats["RX-bytes"] = self.get_pmd_value(self.rx_bytes_prefix, out)
stats["RX-badcrc"] = self.get_pmd_value(self.rx_badcrc_prefix, out)
stats["RX-badlen"] = self.get_pmd_value(self.rx_badlen_prefix, out)
stats["RX-errors"] = self.get_pmd_value(self.rx_error_prefix, out)
stats["RX-nombuf"] = self.get_pmd_value(self.rx_nombuf_prefix, out)
stats["TX-packets"] = self.get_pmd_value(self.tx_pkts_prefix, out)
stats["TX-errors"] = self.get_pmd_value(self.tx_error_prefix, out)
stats["TX-bytes"] = self.get_pmd_value(self.tx_bytes_prefix, out)
# display when testpmd config forward engine to csum
stats["Bad-ipcsum"] = self.get_pmd_value(self.bad_ipcsum_prefix, out)
stats["Bad-l4csum"] = self.get_pmd_value(self.bad_l4csum_prefix, out)
return stats
def get_pmd_cmd(self):
return self.command
def start_testpmd(self, cores, param='', eal_param='', socket=0):
# in dpdk2.0 need used --txqflags param to open hardware features
if "--txqflags" not in param:
param += " --txqflags=0"
if type(cores) == list:
core_list = cores
elif cores == "Default":
core_list = self.dut.get_core_list(self.default_cores)
else:
core_list = self.dut.get_core_list(cores, socket=socket)
self.coremask = create_mask(core_list)
command = "./%s/app/testpmd -c %s -n %d %s -- -i %s" \
% (self.dut.target, self.coremask, self.dut.get_memory_channels(), eal_param, param)
out = self.dut.send_expect(command, "testpmd> ", 120)
self.command = command
return out
def execute_cmd(self, pmd_cmd, expected='testpmd> ', timeout=TIMEOUT,
alt_session=False):
return self.dut.send_expect('%s' % pmd_cmd, expected, timeout=timeout,
alt_session=alt_session)
def get_output(self, timeout=1):
return self.dut.get_session_output(timeout=timeout)
def get_value_from_string(self, key_str, regx_str, string):
"""
Get some values from the given string by the regular expression.
"""
pattern = r"(?<=%s)%s" % (key_str, regx_str)
s = re.compile(pattern)
res = s.search(string)
if type(res).__name__ == 'NoneType':
return ' '
else:
return res.group(0)
def get_detail_from_port_info(self, key_str, regx_str, port):
"""
Get the detail info from the output of pmd cmd 'show port info <port num>'.
"""
out = self.dut.send_expect("show port info %d" % port, "testpmd> ")
find_value = self.get_value_from_string(key_str, regx_str, out)
return find_value
def get_port_mac(self, port_id):
"""
Get the specified port MAC.
"""
return self.get_detail_from_port_info("MAC address: ", "([0-9A-F]{2}:){5}[0-9A-F]{2}", port_id)
def get_port_connect_socket(self, port_id):
"""
Get the socket id which the specified port is connectting with.
"""
return self.get_detail_from_port_info("Connect to socket: ", "\d+", port_id)
def get_port_memory_socket(self, port_id):
"""
Get the socket id which the specified port memory is allocated on.
"""
return self.get_detail_from_port_info("memory allocation on the socket: ", "\d+", port_id)
def get_port_link_status(self, port_id):
"""
Get the specified port link status now.
"""
return self.get_detail_from_port_info("Link status: ", "\d+", port_id)
def get_port_link_speed(self, port_id):
"""
Get the specified port link speed now.
"""
return self.get_detail_from_port_info("Link speed: ", "\d+", port_id)
def get_port_link_duplex(self, port_id):
"""
Get the specified port link mode, duplex or siplex.
"""
return self.get_detail_from_port_info("Link duplex: ", "\S+", port_id)
def get_port_promiscuous_mode(self, port_id):
"""
Get the promiscuous mode of port.
"""
return self.get_detail_from_port_info("Promiscuous mode: ", "\S+", port_id)
def get_port_allmulticast_mode(self, port_id):
"""
Get the allmulticast mode of port.
"""
return self.get_detail_from_port_info("Allmulticast mode: ", "\S+", port_id)
def get_port_vlan_offload(self, port_id):
"""
Function: get the port vlan settting info.
return value:
'strip':'on'
'filter':'on'
'qinq':'off'
"""
vlan_info = {}
vlan_info['strip'] = self.get_detail_from_port_info(
"strip ", '\S+', port_id)
vlan_info['filter'] = self.get_detail_from_port_info(
'filter', '\S+', port_id)
vlan_info['qinq'] = self.get_detail_from_port_info(
'qinq\(extend\) ', '\S+', port_id)
return vlan_info
def quit(self):
self.dut.send_expect("quit", "# ")
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