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# Copyright (c) 2016 Cisco and/or its affiliates.
# 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.
from robot.api import logger
from resources.libraries.python.topology import NodeType
from resources.libraries.python.ssh import SSH
from resources.libraries.python.constants import Constants
from resources.libraries.python.VatExecutor import VatExecutor
class DUTSetup(object):
@staticmethod
def start_vpp_service_on_all_duts(nodes):
"""Start up the VPP service on all nodes."""
ssh = SSH()
for node in nodes.values():
if node['type'] == NodeType.DUT:
ssh.connect(node)
(ret_code, stdout, stderr) = \
ssh.exec_command_sudo('service vpp restart')
if 0 != int(ret_code):
logger.debug('stdout: {0}'.format(stdout))
logger.debug('stderr: {0}'.format(stderr))
raise Exception('DUT {0} failed to start VPP service'.
format(node['host']))
@staticmethod
def vpp_show_version_verbose(node):
"""Run "show version verbose" CLI command.
:param node: Node to run command on.
:type node: dict
"""
vat = VatExecutor()
vat.execute_script("show_version_verbose.vat", node, json_out=False)
@staticmethod
def vpp_api_trace_save(node):
"""Run "api trace save" CLI command.
:param node: Node to run command on.
:type node: dict
"""
vat = VatExecutor()
vat.execute_script("api_trace_save.vat", node, json_out=False)
@staticmethod
def vpp_api_trace_dump(node):
"""Run "api trace custom-dump" CLI command.
:param node: Node to run command on.
:type node: dict
"""
vat = VatExecutor()
vat.execute_script("api_trace_dump.vat", node, json_out=False)
@staticmethod
def setup_all_duts(nodes):
"""Prepare all DUTs in given topology for test execution."""
for node in nodes.values():
if node['type'] == NodeType.DUT:
DUTSetup.setup_dut(node)
@staticmethod
def setup_dut(node):
ssh = SSH()
ssh.connect(node)
(ret_code, stdout, stderr) = \
ssh.exec_command('sudo -Sn bash {0}/{1}/dut_setup.sh'.format(
Constants.REMOTE_FW_DIR, Constants.RESOURCES_LIB_SH))
logger.trace(stdout)
logger.trace(stderr)
if 0 != int(ret_code):
logger.debug('DUT {0} setup script failed: "{1}"'.
format(node['host'], stdout + stderr))
raise Exception('DUT test setup script failed at node {}'.
format(node['host']))
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