############################################################################## # Copyright (c) 2015 Huawei Technologies Co.,Ltd and others. # # All rights reserved. This program and the accompanying materials # are made available under the terms of the Apache License, Version 2.0 # which accompanies this distribution, and is available at # http://www.apache.org/licenses/LICENSE-2.0 ############################################################################## from __future__ import absolute_import import pkg_resources import logging import yardstick.ssh as ssh from yardstick.benchmark.scenarios import base LOG = logging.getLogger(__name__) class Ping6(base.Scenario): # pragma: no cover """Execute ping6 between two hosts read link below for more ipv6 info description: http://wiki.opnfv.org/ipv6_opnfv_project """ __scenario_type__ = "Ping6" TARGET_SCRIPT = 'ping6_benchmark.bash' PRE_SETUP_SCRIPT = 'ping6_pre_setup.bash' SETUP_SCRIPT = 'ping6_setup.bash' SETUP_ODL_SCRIPT = 'ping6_setup_with_odl.bash' FIND_HOST_SCRIPT = 'ping6_find_host.bash' TEARDOWN_SCRIPT = 'ping6_teardown.bash' METADATA_SCRIPT = 'ping6_metadata.txt' RADVD_SCRIPT = 'ping6_radvd.conf' POST_TEARDOWN_SCRIPT = 'ping6_post_teardown.bash' def __init__(self, scenario_cfg, context_cfg): self.scenario_cfg = scenario_cfg self.context_cfg = context_cfg self.nodes = context_cfg['nodes'] self.options = scenario_cfg['options'] self.setup_done = False self.run_done = False self.external_network = self.options.get("external_network", "ext-net") self.ping_options = "-s %s -c %s" % \ (self.options.get("packetsize", '56'), self.options.get("ping_count", '5')) self.openrc = self.options.get("openrc", "/opt/admin-openrc.sh") def _ssh_host(self, node_name): # ssh host node = self.nodes.get(node_name, None) self.client = ssh.SSH.from_node(node, defaults={"user": "ubuntu"}) self.client.wait(timeout=60) def _pre_setup(self): for node_name in self.host_list: self._ssh_host(node_name) self.client._put_file_shell( self.pre_setup_script, '~/pre_setup.sh') self.client.execute("sudo bash pre_setup.sh") def _get_controller_node(self, host_list): for host_name in host_list: node = self.nodes.get(host_name, None) node_role = node.get('role', None) if node_role == 'Controller': return host_name return None def setup(self): """scenario setup""" self.setup_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.SETUP_SCRIPT) self.setup_odl_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.SETUP_ODL_SCRIPT) self.pre_setup_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.PRE_SETUP_SCRIPT) self.ping6_metadata_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.METADATA_SCRIPT) self.ping6_radvd_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.RADVD_SCRIPT) host_str = self.options.get("host", 'host1') self.host_list = host_str.split(',') self.host_list.sort() pre_setup = self.options.get("pre_setup", True) if pre_setup: self._pre_setup() # log in a contronller node to setup controller_node_name = self._get_controller_node(self.host_list) LOG.debug("The Controller Node is: %s", controller_node_name) if controller_node_name is None: LOG.exception("Can't find controller node in the context!!!") self._ssh_host(controller_node_name) self.client._put_file_shell( self.ping6_metadata_script, '~/metadata.txt') # run script to setup ipv6 with nosdn or odl sdn = self.options.get("sdn", 'nosdn') if 'odl' in sdn: self.client._put_file_shell( self.ping6_radvd_script, '~/br-ex.radvd.conf') self.client._put_file_shell( self.setup_odl_script, '~/setup_odl.sh') setup_bash_file = "setup_odl.sh" else: self.client._put_file_shell(self.setup_script, '~/setup.sh') setup_bash_file = "setup.sh" cmd = "sudo bash %s %s %s" % \ (setup_bash_file, self.openrc, self.external_network) LOG.debug("Executing setup command: %s", cmd) self.client.execute(cmd) self.setup_done = True def run(self, result): """execute the benchmark""" # ssh vm1 self.ping6_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.TARGET_SCRIPT) self.ping6_find_host_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.FIND_HOST_SCRIPT) if not self.setup_done: host_str = self.options.get("host", 'host1') self.host_list = host_str.split(',') self.host_list.sort() self._ssh_host(self.host_list[0]) # find ipv4-int-network1 to ssh VM self.client._put_file_shell( self.ping6_find_host_script, '~/find_host.sh') cmd = "sudo bash find_host.sh %s" % self.openrc LOG.debug("Executing find_host command: %s", cmd) status, stdout, stderr = self.client.execute(cmd) host_name = stdout.strip() # copy vRouterKey to target host self.client.run("cat ~/vRouterKey", stdout=open("/tmp/vRouterKey", "w")) self._ssh_host(host_name) self.client.run("cat > ~/vRouterKey", stdin=open("/tmp/vRouterKey", "rb")) # run ping6 benchmark self.client._put_file_shell(self.ping6_script, '~/ping6.sh') cmd = "sudo bash ping6.sh %s %s" % (self.openrc, self.ping_options) LOG.debug("Executing ping6 command: %s", cmd) status, stdout, stderr = self.client.execute(cmd) if status: raise RuntimeError(stderr) # sla if stdout: result["rtt"] = float(stdout) if "sla" in self.scenario_cfg: sla_max_rtt = int(self.scenario_cfg["sla"]["max_rtt"]) self.verify_SLA(result["rtt"] <= sla_max_rtt, "rtt %f > sla:max_rtt(%f); " % (result["rtt"], sla_max_rtt)) else: LOG.error("ping6 timeout!!!") self.run_done = True def teardown(self): """teardown the benchmark""" self.post_teardown_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.POST_TEARDOWN_SCRIPT) host_str = self.options.get("host", 'node1') self.host_list = host_str.split(',') self.host_list.sort() if not self.run_done: self._ssh_host(self.host_list[0]) self.teardown_script = pkg_resources.resource_filename( 'yardstick.benchmark.scenarios.networking', Ping6.TEARDOWN_SCRIPT) self.client._put_file_shell(self.teardown_script, '~/teardown.sh') cmd = "sudo bash teardown.sh %s %s" % \ (self.openrc, self.external_network) status, stdout, stderr = self.client.execute(cmd) post_teardown = self.options.get("post_teardown", True) if post_teardown: self._post_teardown() if status: raise RuntimeError(stderr) if stdout: pass else: LOG.error("ping6 teardown failed") def _post_teardown(self): for node_name in self.host_list: self._ssh_host(node_name) self.client._put_file_shell( self.post_teardown_script, '~/post_teardown.sh') self.client.execute("sudo bash post_teardown.sh")