yardstick/benchmark/scenarios/networking/ping6.py

   1 ##############################################################################
   2 # Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
   3 #
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 ##############################################################################
   9
  10 from __future__ import absolute_import
  11 import pkg_resources
  12 import logging
  13
  14 import yardstick.ssh as ssh
  15 from yardstick.benchmark.scenarios import base
  16
  17 LOG = logging.getLogger(__name__)
  18
  19
  20 class Ping6(base.Scenario):  # pragma: no cover
  21     """Execute ping6 between two hosts
  22
  23     read link below for more ipv6 info description:
  24     http://wiki.opnfv.org/ipv6_opnfv_project
  25     """
  26     __scenario_type__ = "Ping6"
  27
  28     TARGET_SCRIPT = 'ping6_benchmark.bash'
  29     PRE_SETUP_SCRIPT = 'ping6_pre_setup.bash'
  30     SETUP_SCRIPT = 'ping6_setup.bash'
  31     SETUP_ODL_SCRIPT = 'ping6_setup_with_odl.bash'
  32     FIND_HOST_SCRIPT = 'ping6_find_host.bash'
  33     TEARDOWN_SCRIPT = 'ping6_teardown.bash'
  34     METADATA_SCRIPT = 'ping6_metadata.txt'
  35     RADVD_SCRIPT = 'ping6_radvd.conf'
  36     POST_TEARDOWN_SCRIPT = 'ping6_post_teardown.bash'
  37
  38     def __init__(self, scenario_cfg, context_cfg):
  39         self.scenario_cfg = scenario_cfg
  40         self.context_cfg = context_cfg
  41         self.nodes = context_cfg['nodes']
  42         self.options = scenario_cfg['options']
  43         self.setup_done = False
  44         self.run_done = False
  45         self.external_network = self.options.get("external_network", "ext-net")
  46         self.ping_options = "-s %s -c %s" % \
  47             (self.options.get("packetsize", '56'),
  48              self.options.get("ping_count", '5'))
  49         self.openrc = self.options.get("openrc", "/opt/admin-openrc.sh")
  50
  51     def _ssh_host(self, node_name):
  52         # ssh host
  53         node = self.nodes.get(node_name, None)
  54         self.client = ssh.SSH.from_node(node, defaults={"user": "ubuntu"})
  55         self.client.wait(timeout=60)
  56
  57     def _pre_setup(self):
  58         for node_name in self.host_list:
  59             self._ssh_host(node_name)
  60             self.client._put_file_shell(
  61                 self.pre_setup_script, '~/pre_setup.sh')
  62             status, stdout, stderr = self.client.execute(
  63                 "sudo bash pre_setup.sh")
  64
  65     def _get_controller_node(self, host_list):
  66         for host_name in host_list:
  67             node = self.nodes.get(host_name, None)
  68             node_role = node.get('role', None)
  69             if node_role == 'Controller':
  70                 return host_name
  71         return None
  72
  73     def setup(self):
  74         """scenario setup"""
  75         self.setup_script = pkg_resources.resource_filename(
  76             'yardstick.benchmark.scenarios.networking',
  77             Ping6.SETUP_SCRIPT)
  78
  79         self.setup_odl_script = pkg_resources.resource_filename(
  80             'yardstick.benchmark.scenarios.networking',
  81             Ping6.SETUP_ODL_SCRIPT)
  82
  83         self.pre_setup_script = pkg_resources.resource_filename(
  84             'yardstick.benchmark.scenarios.networking',
  85             Ping6.PRE_SETUP_SCRIPT)
  86
  87         self.ping6_metadata_script = pkg_resources.resource_filename(
  88             'yardstick.benchmark.scenarios.networking',
  89             Ping6.METADATA_SCRIPT)
  90
  91         self.ping6_radvd_script = pkg_resources.resource_filename(
  92             'yardstick.benchmark.scenarios.networking',
  93             Ping6.RADVD_SCRIPT)
  94
  95         host_str = self.options.get("host", 'host1')
  96         self.host_list = host_str.split(',')
  97         self.host_list.sort()
  98         pre_setup = self.options.get("pre_setup", True)
  99         if pre_setup:
 100             self._pre_setup()
 101
 102         # log in a contronller node to setup
 103         controller_node_name = self._get_controller_node(self.host_list)
 104         LOG.debug("The Controller Node is: %s", controller_node_name)
 105         if controller_node_name is None:
 106             LOG.exception("Can't find controller node in the context!!!")
 107         self._ssh_host(controller_node_name)
 108         self.client._put_file_shell(
 109             self.ping6_metadata_script, '~/metadata.txt')
 110
 111         # run script to setup ipv6 with nosdn or odl
 112         sdn = self.options.get("sdn", 'nosdn')
 113         if 'odl' in sdn:
 114             self.client._put_file_shell(
 115                 self.ping6_radvd_script, '~/br-ex.radvd.conf')
 116             self.client._put_file_shell(
 117                 self.setup_odl_script, '~/setup_odl.sh')
 118             setup_bash_file = "setup_odl.sh"
 119         else:
 120             self.client._put_file_shell(self.setup_script, '~/setup.sh')
 121             setup_bash_file = "setup.sh"
 122         cmd = "sudo bash %s %s %s" % \
 123               (setup_bash_file, self.openrc, self.external_network)
 124         LOG.debug("Executing setup command: %s", cmd)
 125         status, stdout, stderr = self.client.execute(cmd)
 126
 127         self.setup_done = True
 128
 129     def run(self, result):
 130         """execute the benchmark"""
 131         # ssh vm1
 132         self.ping6_script = pkg_resources.resource_filename(
 133             'yardstick.benchmark.scenarios.networking',
 134             Ping6.TARGET_SCRIPT)
 135
 136         self.ping6_find_host_script = pkg_resources.resource_filename(
 137             'yardstick.benchmark.scenarios.networking',
 138             Ping6.FIND_HOST_SCRIPT)
 139         if not self.setup_done:
 140             host_str = self.options.get("host", 'host1')
 141             self.host_list = host_str.split(',')
 142             self.host_list.sort()
 143             self._ssh_host(self.host_list[0])
 144
 145         # find ipv4-int-network1 to ssh VM
 146         self.client._put_file_shell(
 147             self.ping6_find_host_script, '~/find_host.sh')
 148         cmd = "sudo bash find_host.sh %s" % self.openrc
 149         LOG.debug("Executing find_host command: %s", cmd)
 150         status, stdout, stderr = self.client.execute(cmd)
 151         host_name = stdout.strip()
 152
 153         # copy vRouterKey to target host
 154         self.client.run("cat ~/vRouterKey",
 155                         stdout=open("/tmp/vRouterKey", "w"))
 156         self._ssh_host(host_name)
 157         self.client.run("cat > ~/vRouterKey",
 158                         stdin=open("/tmp/vRouterKey", "rb"))
 159
 160         # run ping6 benchmark
 161         self.client._put_file_shell(self.ping6_script, '~/ping6.sh')
 162         cmd = "sudo bash ping6.sh %s %s" % (self.openrc, self.ping_options)
 163         LOG.debug("Executing ping6 command: %s", cmd)
 164         status, stdout, stderr = self.client.execute(cmd)
 165
 166         if status:
 167             raise RuntimeError(stderr)
 168
 169         # sla
 170         if stdout:
 171             result["rtt"] = float(stdout)
 172             if "sla" in self.scenario_cfg:
 173                 sla_max_rtt = int(self.scenario_cfg["sla"]["max_rtt"])
 174                 assert result["rtt"] <= sla_max_rtt, \
 175                     "rtt %f > sla:max_rtt(%f); " % (result["rtt"], sla_max_rtt)
 176         else:
 177             LOG.error("ping6 timeout!!!")
 178         self.run_done = True
 179
 180     def teardown(self):
 181         """teardown the benchmark"""
 182
 183         self.post_teardown_script = pkg_resources.resource_filename(
 184             'yardstick.benchmark.scenarios.networking',
 185             Ping6.POST_TEARDOWN_SCRIPT)
 186
 187         host_str = self.options.get("host", 'node1')
 188         self.host_list = host_str.split(',')
 189         self.host_list.sort()
 190
 191         if not self.run_done:
 192             self._ssh_host(self.host_list[0])
 193
 194         self.teardown_script = pkg_resources.resource_filename(
 195             'yardstick.benchmark.scenarios.networking',
 196             Ping6.TEARDOWN_SCRIPT)
 197         self.client._put_file_shell(self.teardown_script, '~/teardown.sh')
 198         cmd = "sudo bash teardown.sh %s %s" % \
 199               (self.openrc, self.external_network)
 200         status, stdout, stderr = self.client.execute(cmd)
 201
 202         post_teardown = self.options.get("post_teardown", True)
 203         if post_teardown:
 204             self._post_teardown()
 205
 206         if status:
 207             raise RuntimeError(stderr)
 208
 209         if stdout:
 210             pass
 211         else:
 212             LOG.error("ping6 teardown failed")
 213
 214     def _post_teardown(self):
 215         for node_name in self.host_list:
 216             self._ssh_host(node_name)
 217             self.client._put_file_shell(
 218                 self.post_teardown_script, '~/post_teardown.sh')
 219             status, stdout, stderr = self.client.execute(
 220                 "sudo bash post_teardown.sh")