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# BSD LICENSE
#
# Copyright(c) 2010-2016 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.
from crb import Crb
from config import PortConf, PORTCONF
from exception import PortConfigParseException
from utils import GREEN
from net_device import NetDevice
from dts import drivername
TP_BINARY = 'TestPoint'
FUNC_RULES = [
# disable cut through for jumbo frame case
'set port config 1,2 tx_cut_through off',
# disable mac learning
'set port config 0..2 learning off',
#redirect PEP0 to EPL0
'create acl 0',
'create acl-rule 0 0',
'add acl-rule condition 0 0 src-port 0',
'add acl-rule action 0 0 redirect 1',
'add acl-rule action 0 0 count',
'apply acl',
]
PERF_RULES = [
'set port config 0..1 parser_cfg L4', # frame parser up to L4
# good for performance
'set api attribute boolean api.paritySweeper.enable false',
'reg dbg set 0 CM_SOFTDROP_WM 0x5f005f00 0 0',
'reg dbg set 0 CM_SHARED_WM 0x5f00 0 0',
]
class CtrlCrb(Crb):
"""
Simplified Crb class for RedRockCanyou control session
"""
def __init__(self, crb):
self.crb = crb
self.NAME = 'dut_atwood_control'
super(CtrlCrb, self).__init__(crb, None, self.NAME)
def get_ip_address(self):
return self.crb['IP']
def get_password(self):
return self.crb['pass']
class Atwood(NetDevice):
"""
Class for RedRockCanyou, inherit from NetDevice class
"""
def __init__(self, host, bus_id, devfun_id):
super(Atwood, self).__init__(host, bus_id, devfun_id)
self.tp_path = "~"
self.host = host
# load port config
portconf = PortConf(PORTCONF)
portconf.load_ports_config(host.crb['IP'])
pci_addr = ':'.join((bus_id, devfun_id))
if not portconf.check_port_available(pci_addr):
raise PortConfigParseException("Atwood must configured")
port_cfg = portconf.get_ports_config()[pci_addr]
if 'tp_ip' not in port_cfg.keys():
raise PortConfigParseException("Atwood must configure test point ip")
if 'passwd' not in port_cfg.keys():
raise PortConfigParseException("Atwood must configure host password")
crb = {}
crb['IP'] = port_cfg['tp_ip']
crb['pass'] = port_cfg['passwd']
if 'tp_path' in port_cfg.keys():
self.tp_path = port_cfg['tp_path']
# create addtional session
self.ctrl_crb = CtrlCrb(crb)
def setup(self):
# setup function should be called after bind to igb_uio
self.bind_driver(driver=drivername)
self.start_testpoint()
def optimize_perf(self, peer=""):
pass
def stop(self):
# stop testpoint
self.stop_testpoint()
def close(self):
# close session
if self.ctrl_crb.session:
self.ctrl_crb.session.close()
self.ctrl_crb.session = None
if self.ctrl_crb.alt_session:
self.ctrl_crb.alt_session.close()
self.ctrl_crb.alt_session = None
def start_testpoint(self):
"""
Before any execution, must enable test point first
"""
self.ctrl_crb.send_expect("cd %s" % self.tp_path, "# ")
if self.tp_path != "~":
command = './' + TP_BINARY
else:
command = TP_BINARY
self.ctrl_crb.send_expect("%s" % command, "<0>%", 120)
for rule in FUNC_RULES:
self.ctrl_crb.send_expect("%s" %rule, "<0>%")
def stop_testpoint(self):
"""
Exit test point
"""
self.ctrl_crb.send_expect("quit", "# ")
def get_control(self):
return self.ctrl_crb
def add_vlan(self, vlan_id=0):
self.ctrl_crb.send_expect("create vlan %d" % vlan_id, "<0>%")
self.ctrl_crb.send_expect("add vlan port %d 0,1" % vlan_id, "<0>%")
def delete_vlan(self, vlan_id=0):
self.ctrl_crb.send_expect("del vlan port %d 0,1" % vlan_id, "<0>%")
self.ctrl_crb.send_expect("del vlan %d" % vlan_id, "<0>%")
def add_txvlan(self, vlan_id=0):
self.ctrl_crb.send_expect("set vlan tagging %d 1 tag" % vlan_id, "<0>%")
def delete_txvlan(self, vlan_id=0):
self.ctrl_crb.send_expect("set vlan tagging %d 1 untag" % vlan_id, "<0>%")
def enable_jumbo(self, framesize=0):
self.ctrl_crb.send_expect("set port config 1 max_frame_size %d" % framesize, "<0>%")
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