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# Copyright (c) 2018 Huawei Technologies Co.,Ltd.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
This module exists to provide the vs_epoll ping test for DMM on topology nodes.
"""
import time
from resources.libraries.python.ssh import exec_cmd_no_error
from resources.libraries.python.DMM.DMMConstants import DMMConstants as con
from resources.libraries.python.topology import Topology
class SingleCliSer(object):
"""Test the DMM vs_epoll ping function."""
@staticmethod
def exec_the_base_vs_epoll_test(dut1_node, dut2_node,
dut1_if_name, dut2_if_name,
dut1_if_ip, dut2_if_ip):
"""
Perform base vs_epoll test on DUT's.
:param dut1_node: Node to execute vs_epoll on.
:param dut2_node: Node to execute vc_common on.
:param dut1_if_name: DUT1 to DUT2 interface name.
:param dut2_if_name: DUT2 to DUT1 interface name.
:param dut1_if_ip: DUT1 to DUT2 interface ip.
:param dut2_if_ip: DUT2 to DUT1 interface ip.
:type dut1_node: dict
:type dut2_node: dict
:type dut1_if_name: str
:type dut2_if_name: str
:type dut1_if_ip: str
:type dut2_if_ip: str
"""
cmd = 'cd {0}/{1} && ./run_dmm.sh {2} {3} {4} {5} ' \
.format(con.REMOTE_FW_DIR, con.DMM_SCRIPTS, 0, dut1_if_name,
dut1_if_ip, dut2_if_ip)
cmd += '2>&1 | tee log_run_dmm.txt &'
exec_cmd_no_error(dut1_node, cmd)
time.sleep(10)
cmd = 'cd {0}/{1} && ./run_dmm.sh {2} {3} {4} {5} ' \
.format(con.REMOTE_FW_DIR, con.DMM_SCRIPTS, 1, dut2_if_name,
dut1_if_ip, dut2_if_ip)
cmd += '2>&1 | tee log_run_dmm.txt'
exec_cmd_no_error(dut2_node, cmd)
@staticmethod
def get_the_test_result(dut_node):
"""
After executing exec_the_base_vs_epoll_test, use this
to get the test result.
:param dut_node: Node to get the test result on.
:type dut_node: dict
:returns: Word count of "send 50000" in the log.
:rtype: str
"""
cmd = 'cat {0}/{1}/log_run_dmm.txt | grep "send 50000" | wc -l' \
.format(con.REMOTE_FW_DIR, con.DMM_SCRIPTS)
(stdout, _) = exec_cmd_no_error(dut_node, cmd)
return stdout
@staticmethod
def echo_dmm_logs(dut_node):
"""
Get the prerequisites installation log from DUT.
:param dut_node: Node to get the installation log on.
:type dut_node: dict
"""
cmd = 'cat {0}/{1}/log_install_prereq.txt' \
.format(con.REMOTE_FW_DIR, con.DMM_SCRIPTS)
exec_cmd_no_error(dut_node, cmd)
@staticmethod
def exec_the_base_lwip_test(dut1_node, dut2_node,
dut1_if_name, dut2_if_name,
dut1_if_ip, dut2_if_ip):
"""Test DMM with LWIP.
:param dut1_node: Node to execute vs_epoll on.
:param dut2_node: Node to execute vc_common on.
:param dut1_if_name: DUT1 to DUT2 interface name.
:param dut2_if_name: DUT2 to DUT1 interface name.
:param dut1_if_ip: DUT1 to DUT2 interface ip.
:param dut2_if_ip: DUT2 to DUT1 interface ip.
:type dut1_node: dict
:type dut2_node: dict
:type dut1_if_name: str
:type dut2_if_name: str
:type dut1_if_ip: str
:type dut2_if_ip: str
"""
cmd = 'cd {0}/{1} && ./run_dmm_with_lwip.sh {2} {3} {4} {5} ' \
.format(con.REMOTE_FW_DIR, con.DMM_SCRIPTS, 0, dut1_if_name,
dut1_if_ip, dut2_if_ip)
cmd += '2>&1 | tee log_run_dmm_with_lwip.txt &'
exec_cmd_no_error(dut1_node, cmd)
time.sleep(10)
cmd = 'cd {0}/{1} && ./run_dmm_with_lwip.sh {2} {3} {4} {5} ' \
.format(con.REMOTE_FW_DIR, con.DMM_SCRIPTS, 1, dut2_if_name,
dut1_if_ip, dut2_if_ip)
cmd += '2>&1 | tee log_run_dmm_with_lwip.txt'
exec_cmd_no_error(dut2_node, cmd)
@staticmethod
def get_lwip_test_result(dut_node):
"""
After executing exec_the_base_lwip_test, use this
to get the test result.
:param dut_node: Node to get the test result on.
:type dut_node: dict
:returns: Word count of "send 50" in the log.
:rtype: str
"""
cmd = 'cat {0}/{1}/log_run_dmm_with_lwip.txt | grep "send 50" | wc -l' \
.format(con.REMOTE_FW_DIR, con.DMM_SCRIPTS)
(stdout, _) = exec_cmd_no_error(dut_node, cmd)
return stdout
@staticmethod
def echo_running_log(dut1_node, dut2_node):
"""
Get the running log.
:param dut1_node: Node to get the running log on.
:param dut2_node: Node to get the running log on.
:type dut1_node: dict
:type dut2_node: dict
"""
cmd = 'cat /var/log/nStack/running.log'
exec_cmd_no_error(dut1_node, cmd)
exec_cmd_no_error(dut2_node, cmd)
@staticmethod
def echo_dpdk_log(dut1_node, dut2_node):
"""
Get the dpdk log.
:param dut1_node: Node to get the DPDK log on.
:param dut2_node: Node to get the DPDK log on.
:type dut1_node: dict
:type dut2_node: dict
"""
cmd = 'cat /var/log/nstack-dpdk/nstack_dpdk.log'
exec_cmd_no_error(dut1_node, cmd)
exec_cmd_no_error(dut2_node, cmd)
@staticmethod
def dmm_get_interface_name(dut_node, dut_interface):
"""
Get the interface name.
:param dut_node: Node to get the interface name on.
:param dut_interface: Interface key.
:type dut_node: dict
:type dut_interface: str
:returns: Interface name.
:rtype: str
"""
mac = Topology.get_interface_mac(dut_node, dut_interface)
cmd = 'ifconfig -a | grep {0}'.format(mac)
(stdout, _) = exec_cmd_no_error(dut_node, cmd)
interface_name = stdout.split(' ', 1)[0]
return interface_name
@staticmethod
def set_dmm_interface_address(dut_node, ifname, ip_addr, ip4_prefix):
"""
Flush ip, set ip, set interface up.
:param dut_node: Node to set the interface address on.
:param ifname: Interface name.
:param ip_addr: IP address to configure.
:param ip4_prefix: Prefix length.
:type dut_node: dict
:type ifname: str
:type ip_addr: str
:type ip4_prefix: int
"""
cmd = 'sudo ip -4 addr flush dev {}'.format(ifname)
exec_cmd_no_error(dut_node, cmd)
cmd = 'sudo ip addr add {}/{} dev {}'\
.format(ip_addr, ip4_prefix, ifname)
exec_cmd_no_error(dut_node, cmd)
cmd = 'sudo ip link set {0} up'.format(ifname)
exec_cmd_no_error(dut_node, cmd)
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