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 import pkg_resources
  11 import logging
  12
  13 import yardstick.ssh as ssh
  14 from yardstick.benchmark.scenarios import base
  15
  16 LOG = logging.getLogger(__name__)
  17
  18
  19 class Ping6(base.Scenario):  # pragma: no cover
  20     """Execute ping6 between two hosts
  21
  22     read link below for more ipv6 info description:
  23     http://wiki.opnfv.org/ipv6_opnfv_project
  24     """
  25     __scenario_type__ = "Ping6"
  26
  27     TARGET_SCRIPT = 'ping6_benchmark.bash'
  28     PRE_SETUP_SCRIPT = 'ping6_pre_setup.bash'
  29     SETUP_SCRIPT = 'ping6_setup.bash'
  30     SETUP_ODL_SCRIPT = 'ping6_setup_with_odl.bash'
  31     FIND_HOST_SCRIPT = 'ping6_find_host.bash'
  32     TEARDOWN_SCRIPT = 'ping6_teardown.bash'
  33     METADATA_SCRIPT = 'ping6_metadata.txt'
  34     RADVD_SCRIPT = 'ping6_radvd.conf'
  35     POST_TEARDOWN_SCRIPT = 'ping6_post_teardown.bash'
  36
  37     def __init__(self, scenario_cfg, context_cfg):
  38         self.scenario_cfg = scenario_cfg
  39         self.context_cfg = context_cfg
  40         self.setup_done = False
  41         self.run_done = False
  42         self.ping_options = ''
  43
  44     def _pre_setup(self):
  45         for node_name in self.host_list:
  46             self._ssh_host(node_name)
  47             self.client.run("cat > ~/pre_setup.sh",
  48                             stdin=open(self.pre_setup_script, "rb"))
  49             status, stdout, stderr = self.client.execute(
  50                 "sudo bash pre_setup.sh")
  51
  52     def _ssh_host(self, node_name):
  53         # ssh host
  54         print node_name
  55         nodes = self.context_cfg['nodes']
  56         node = nodes.get(node_name, None)
  57         host_user = node.get('user', 'ubuntu')
  58         host_ip = node.get('ip', None)
  59         host_pwd = node.get('password', 'root')
  60         LOG.debug("user:%s, host:%s", host_user, host_ip)
  61         self.client = ssh.SSH(host_user, host_ip, password=host_pwd)
  62         self.client.wait(timeout=600)
  63
  64     def setup(self):
  65         '''scenario setup'''
  66         self.setup_script = pkg_resources.resource_filename(
  67             'yardstick.benchmark.scenarios.networking',
  68             Ping6.SETUP_SCRIPT)
  69
  70         self.setup_odl_script = pkg_resources.resource_filename(
  71             'yardstick.benchmark.scenarios.networking',
  72             Ping6.SETUP_ODL_SCRIPT)
  73
  74         self.pre_setup_script = pkg_resources.resource_filename(
  75             'yardstick.benchmark.scenarios.networking',
  76             Ping6.PRE_SETUP_SCRIPT)
  77
  78         self.ping6_metadata_script = pkg_resources.resource_filename(
  79             'yardstick.benchmark.scenarios.networking',
  80             Ping6.METADATA_SCRIPT)
  81
  82         self.ping6_radvd_script = pkg_resources.resource_filename(
  83             'yardstick.benchmark.scenarios.networking',
  84             Ping6.RADVD_SCRIPT)
  85
  86         options = self.scenario_cfg['options']
  87         self.ping_options = "-s %s" % \
  88             options.get("packetsize", '56') + \
  89             "-c %s" % \
  90             options.get("ping_count", '5')
  91         host_str = options.get("host", 'host1')
  92         self.host_list = host_str.split(',')
  93         self.host_list.sort()
  94         pre_setup = options.get("pre_setup", True)
  95         if pre_setup:
  96             self._pre_setup()
  97
  98         # ssh host1
  99         self._ssh_host(self.host_list[0])
 100
 101         self.client.run("cat > ~/metadata.txt",
 102                         stdin=open(self.ping6_metadata_script, "rb"))
 103
 104         # run script to setup ipv6 with nosdn or odl
 105         sdn = options.get("sdn", 'nosdn')
 106         if 'odl' in sdn:
 107             self.client.run("cat > ~/br-ex.radvd.conf",
 108                             stdin=open(self.ping6_radvd_script, "rb"))
 109             self.client.run("cat > ~/setup_odl.sh",
 110                             stdin=open(self.setup_odl_script, "rb"))
 111             cmd = "sudo bash setup_odl.sh"
 112         else:
 113             self.client.run("cat > ~/setup.sh",
 114                             stdin=open(self.setup_script, "rb"))
 115             cmd = "sudo bash setup.sh"
 116
 117         status, stdout, stderr = self.client.execute(cmd)
 118
 119         self.setup_done = True
 120
 121     def run(self, result):
 122         """execute the benchmark"""
 123         # ssh vm1
 124         self.ping6_script = pkg_resources.resource_filename(
 125             'yardstick.benchmark.scenarios.networking',
 126             Ping6.TARGET_SCRIPT)
 127
 128         self.ping6_find_host_script = pkg_resources.resource_filename(
 129             'yardstick.benchmark.scenarios.networking',
 130             Ping6.FIND_HOST_SCRIPT)
 131
 132         if not self.setup_done:
 133             options = self.scenario_cfg['options']
 134             self.ping_options = "-s %s" % \
 135                 options.get("packetsize", '56') + \
 136                 "-c %s" % \
 137                 options.get("ping_count", '5')
 138             host_str = options.get("host", 'host1')
 139             self.host_list = host_str.split(',')
 140             self.host_list.sort()
 141             self._ssh_host(self.host_list[0])
 142
 143         # find ipv4-int-network1 to ssh VM
 144         self.client.run("cat > ~/find_host.sh",
 145                         stdin=open(self.ping6_find_host_script, "rb"))
 146         cmd = "sudo bash find_host.sh"
 147         LOG.debug("Executing command: %s", cmd)
 148         status, stdout, stderr = self.client.execute(cmd)
 149         host_name = stdout.strip()
 150
 151         # copy vRouterKey to target host
 152         self.client.run("cat ~/vRouterKey",
 153                         stdout=open("/tmp/vRouterKey", "w"))
 154         self._ssh_host(host_name)
 155         self.client.run("cat > ~/vRouterKey",
 156                         stdin=open("/tmp/vRouterKey", "rb"))
 157
 158         # run ping6 benchmark
 159         self.client.run("cat > ~/ping6.sh",
 160                         stdin=open(self.ping6_script, "rb"))
 161         cmd_args = "%s" % (self.ping_options)
 162         cmd = "sudo bash ping6.sh %s" % (cmd_args)
 163         LOG.debug("Executing 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         options = self.scenario_cfg['options']
 188         host_str = options.get("host", 'node1')
 189         self.host_list = host_str.split(',')
 190         self.host_list.sort()
 191
 192         if not self.run_done:
 193             self._ssh_host(self.host_list[0])
 194
 195         self.teardown_script = pkg_resources.resource_filename(
 196             'yardstick.benchmark.scenarios.networking',
 197             Ping6.TEARDOWN_SCRIPT)
 198         self.client.run("cat > ~/teardown.sh",
 199                         stdin=open(self.teardown_script, "rb"))
 200         cmd = "sudo bash teardown.sh"
 201         status, stdout, stderr = self.client.execute(cmd)
 202
 203         post_teardown = options.get("post_teardown", True)
 204         if post_teardown:
 205             self._post_teardown()
 206
 207         if status:
 208             raise RuntimeError(stderr)
 209
 210         if stdout:
 211             pass
 212         else:
 213             LOG.error("ping6 teardown failed")
 214
 215     def _post_teardown(self):
 216         for node_name in self.host_list:
 217             self._ssh_host(node_name)
 218             self.client.run("cat > ~/post_teardown.sh",
 219                             stdin=open(self.post_teardown_script, "rb"))
 220             status, stdout, stderr = self.client.execute(
 221                 "sudo bash post_teardown.sh")