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.nodes = context_cfg['nodes']
  41         self.options = scenario_cfg['options']
  42         self.setup_done = False
  43         self.run_done = False
  44         self.external_network = self.options.get("external_network", "ext-net")
  45         self.ping_options = "-s %s -c %s" % \
  46             (self.options.get("packetsize", '56'),
  47              self.options.get("ping_count", '5'))
  48         self.openrc = self.options.get("openrc", "/opt/admin-openrc.sh")
  49
  50     def _ssh_host(self, node_name):
  51         # ssh host
  52         node = self.nodes.get(node_name, None)
  53         user = node.get('user', 'ubuntu')
  54         ssh_port = node.get("ssh_port", ssh.DEFAULT_PORT)
  55         ip = node.get('ip', None)
  56         pwd = node.get('password', None)
  57         key_fname = node.get('key_filename', '/root/.ssh/id_rsa')
  58
  59         if pwd is not None:
  60             LOG.debug("Log in via pw, user:%s, host:%s, password:%s",
  61                       user, ip, pwd)
  62             self.client = ssh.SSH(user, ip, password=pwd, port=ssh_port)
  63         else:
  64             LOG.debug("Log in via key, user:%s, host:%s, key_filename:%s",
  65                       user, ip, key_fname)
  66             self.client = ssh.SSH(user, ip, key_filename=key_fname,
  67                                   port=ssh_port)
  68         self.client.wait(timeout=60)
  69
  70     def _pre_setup(self):
  71         for node_name in self.host_list:
  72             self._ssh_host(node_name)
  73             self.client.run("cat > ~/pre_setup.sh",
  74                             stdin=open(self.pre_setup_script, "rb"))
  75             status, stdout, stderr = self.client.execute(
  76                 "sudo bash pre_setup.sh")
  77
  78     def setup(self):
  79         '''scenario setup'''
  80         self.setup_script = pkg_resources.resource_filename(
  81             'yardstick.benchmark.scenarios.networking',
  82             Ping6.SETUP_SCRIPT)
  83
  84         self.setup_odl_script = pkg_resources.resource_filename(
  85             'yardstick.benchmark.scenarios.networking',
  86             Ping6.SETUP_ODL_SCRIPT)
  87
  88         self.pre_setup_script = pkg_resources.resource_filename(
  89             'yardstick.benchmark.scenarios.networking',
  90             Ping6.PRE_SETUP_SCRIPT)
  91
  92         self.ping6_metadata_script = pkg_resources.resource_filename(
  93             'yardstick.benchmark.scenarios.networking',
  94             Ping6.METADATA_SCRIPT)
  95
  96         self.ping6_radvd_script = pkg_resources.resource_filename(
  97             'yardstick.benchmark.scenarios.networking',
  98             Ping6.RADVD_SCRIPT)
  99
 100         host_str = self.options.get("host", 'host1')
 101         self.host_list = host_str.split(',')
 102         self.host_list.sort()
 103         pre_setup = self.options.get("pre_setup", True)
 104         if pre_setup:
 105             self._pre_setup()
 106
 107         # ssh host1
 108         self._ssh_host(self.host_list[0])
 109
 110         self.client.run("cat > ~/metadata.txt",
 111                         stdin=open(self.ping6_metadata_script, "rb"))
 112
 113         # run script to setup ipv6 with nosdn or odl
 114         sdn = self.options.get("sdn", 'nosdn')
 115         if 'odl' in sdn:
 116             self.client.run("cat > ~/br-ex.radvd.conf",
 117                             stdin=open(self.ping6_radvd_script, "rb"))
 118             self.client.run("cat > ~/setup_odl.sh",
 119                             stdin=open(self.setup_odl_script, "rb"))
 120             setup_bash_file = "setup_odl.sh"
 121         else:
 122             self.client.run("cat > ~/setup.sh",
 123                             stdin=open(self.setup_script, "rb"))
 124             setup_bash_file = "setup.sh"
 125         cmd = "sudo bash %s %s %s" % \
 126               (setup_bash_file, self.openrc, self.external_network)
 127         LOG.debug("Executing setup command: %s", cmd)
 128         status, stdout, stderr = self.client.execute(cmd)
 129
 130         self.setup_done = True
 131
 132     def run(self, result):
 133         """execute the benchmark"""
 134         # ssh vm1
 135         self.ping6_script = pkg_resources.resource_filename(
 136             'yardstick.benchmark.scenarios.networking',
 137             Ping6.TARGET_SCRIPT)
 138
 139         self.ping6_find_host_script = pkg_resources.resource_filename(
 140             'yardstick.benchmark.scenarios.networking',
 141             Ping6.FIND_HOST_SCRIPT)
 142         if not self.setup_done:
 143             host_str = self.options.get("host", 'host1')
 144             self.host_list = host_str.split(',')
 145             self.host_list.sort()
 146             self._ssh_host(self.host_list[0])
 147
 148         # find ipv4-int-network1 to ssh VM
 149         self.client.run("cat > ~/find_host.sh",
 150                         stdin=open(self.ping6_find_host_script, "rb"))
 151         cmd = "sudo bash find_host.sh %s" % self.openrc
 152         LOG.debug("Executing find_host command: %s", cmd)
 153         status, stdout, stderr = self.client.execute(cmd)
 154         host_name = stdout.strip()
 155
 156         # copy vRouterKey to target host
 157         self.client.run("cat ~/vRouterKey",
 158                         stdout=open("/tmp/vRouterKey", "w"))
 159         self._ssh_host(host_name)
 160         self.client.run("cat > ~/vRouterKey",
 161                         stdin=open("/tmp/vRouterKey", "rb"))
 162
 163         # run ping6 benchmark
 164         self.client.run("cat > ~/ping6.sh",
 165                         stdin=open(self.ping6_script, "rb"))
 166         cmd = "sudo bash ping6.sh %s %s" % (self.openrc, self.ping_options)
 167         LOG.debug("Executing ping6 command: %s", cmd)
 168         status, stdout, stderr = self.client.execute(cmd)
 169
 170         if status:
 171             raise RuntimeError(stderr)
 172
 173         # sla
 174         if stdout:
 175             result["rtt"] = float(stdout)
 176             if "sla" in self.scenario_cfg:
 177                 sla_max_rtt = int(self.scenario_cfg["sla"]["max_rtt"])
 178                 assert result["rtt"] <= sla_max_rtt, \
 179                     "rtt %f > sla:max_rtt(%f); " % (result["rtt"], sla_max_rtt)
 180         else:
 181             LOG.error("ping6 timeout!!!")
 182         self.run_done = True
 183
 184     def teardown(self):
 185         """teardown the benchmark"""
 186
 187         self.post_teardown_script = pkg_resources.resource_filename(
 188             'yardstick.benchmark.scenarios.networking',
 189             Ping6.POST_TEARDOWN_SCRIPT)
 190
 191         host_str = self.options.get("host", 'node1')
 192         self.host_list = host_str.split(',')
 193         self.host_list.sort()
 194
 195         if not self.run_done:
 196             self._ssh_host(self.host_list[0])
 197
 198         self.teardown_script = pkg_resources.resource_filename(
 199             'yardstick.benchmark.scenarios.networking',
 200             Ping6.TEARDOWN_SCRIPT)
 201         self.client.run("cat > ~/teardown.sh",
 202                         stdin=open(self.teardown_script, "rb"))
 203         cmd = "sudo bash teardown.sh %s %s" % \
 204               (self.openrc, self.external_network)
 205         status, stdout, stderr = self.client.execute(cmd)
 206
 207         post_teardown = self.options.get("post_teardown", True)
 208         if post_teardown:
 209             self._post_teardown()
 210
 211         if status:
 212             raise RuntimeError(stderr)
 213
 214         if stdout:
 215             pass
 216         else:
 217             LOG.error("ping6 teardown failed")
 218
 219     def _post_teardown(self):
 220         for node_name in self.host_list:
 221             self._ssh_host(node_name)
 222             self.client.run("cat > ~/post_teardown.sh",
 223                             stdin=open(self.post_teardown_script, "rb"))
 224             status, stdout, stderr = self.client.execute(
 225                 "sudo bash post_teardown.sh")