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         user = node.get('user', 'ubuntu')
  55         ssh_port = node.get("ssh_port", ssh.DEFAULT_PORT)
  56         ip = node.get('ip', None)
  57         pwd = node.get('password', None)
  58         key_fname = node.get('key_filename', '/root/.ssh/id_rsa')
  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._put_file_shell(
  74                 self.pre_setup_script, '~/pre_setup.sh')
  75             status, stdout, stderr = self.client.execute(
  76                 "sudo bash pre_setup.sh")
  77
  78     def _get_controller_node(self, host_list):
  79         for host_name in host_list:
  80             node = self.nodes.get(host_name, None)
  81             node_role = node.get('role', None)
  82             if node_role == 'Controller':
  83                 return host_name
  84         return None
  85
  86     def setup(self):
  87         """scenario setup"""
  88         self.setup_script = pkg_resources.resource_filename(
  89             'yardstick.benchmark.scenarios.networking',
  90             Ping6.SETUP_SCRIPT)
  91
  92         self.setup_odl_script = pkg_resources.resource_filename(
  93             'yardstick.benchmark.scenarios.networking',
  94             Ping6.SETUP_ODL_SCRIPT)
  95
  96         self.pre_setup_script = pkg_resources.resource_filename(
  97             'yardstick.benchmark.scenarios.networking',
  98             Ping6.PRE_SETUP_SCRIPT)
  99
 100         self.ping6_metadata_script = pkg_resources.resource_filename(
 101             'yardstick.benchmark.scenarios.networking',
 102             Ping6.METADATA_SCRIPT)
 103
 104         self.ping6_radvd_script = pkg_resources.resource_filename(
 105             'yardstick.benchmark.scenarios.networking',
 106             Ping6.RADVD_SCRIPT)
 107
 108         host_str = self.options.get("host", 'host1')
 109         self.host_list = host_str.split(',')
 110         self.host_list.sort()
 111         pre_setup = self.options.get("pre_setup", True)
 112         if pre_setup:
 113             self._pre_setup()
 114
 115         # log in a contronller node to setup
 116         controller_node_name = self._get_controller_node(self.host_list)
 117         LOG.debug("The Controller Node is: %s", controller_node_name)
 118         if controller_node_name is None:
 119             LOG.exception("Can't find controller node in the context!!!")
 120         self._ssh_host(controller_node_name)
 121         self.client._put_file_shell(
 122             self.ping6_metadata_script, '~/metadata.txt')
 123
 124         # run script to setup ipv6 with nosdn or odl
 125         sdn = self.options.get("sdn", 'nosdn')
 126         if 'odl' in sdn:
 127             self.client._put_file_shell(
 128                 self.ping6_radvd_script, '~/br-ex.radvd.conf')
 129             self.client._put_file_shell(
 130                 self.setup_odl_script, '~/setup_odl.sh')
 131             setup_bash_file = "setup_odl.sh"
 132         else:
 133             self.client._put_file_shell(self.setup_script, '~/setup.sh')
 134             setup_bash_file = "setup.sh"
 135         cmd = "sudo bash %s %s %s" % \
 136               (setup_bash_file, self.openrc, self.external_network)
 137         LOG.debug("Executing setup command: %s", cmd)
 138         status, stdout, stderr = self.client.execute(cmd)
 139
 140         self.setup_done = True
 141
 142     def run(self, result):
 143         """execute the benchmark"""
 144         # ssh vm1
 145         self.ping6_script = pkg_resources.resource_filename(
 146             'yardstick.benchmark.scenarios.networking',
 147             Ping6.TARGET_SCRIPT)
 148
 149         self.ping6_find_host_script = pkg_resources.resource_filename(
 150             'yardstick.benchmark.scenarios.networking',
 151             Ping6.FIND_HOST_SCRIPT)
 152         if not self.setup_done:
 153             host_str = self.options.get("host", 'host1')
 154             self.host_list = host_str.split(',')
 155             self.host_list.sort()
 156             self._ssh_host(self.host_list[0])
 157
 158         # find ipv4-int-network1 to ssh VM
 159         self.client._put_file_shell(
 160             self.ping6_find_host_script, '~/find_host.sh')
 161         cmd = "sudo bash find_host.sh %s" % self.openrc
 162         LOG.debug("Executing find_host command: %s", cmd)
 163         status, stdout, stderr = self.client.execute(cmd)
 164         host_name = stdout.strip()
 165
 166         # copy vRouterKey to target host
 167         self.client.run("cat ~/vRouterKey",
 168                         stdout=open("/tmp/vRouterKey", "w"))
 169         self._ssh_host(host_name)
 170         self.client.run("cat > ~/vRouterKey",
 171                         stdin=open("/tmp/vRouterKey", "rb"))
 172
 173         # run ping6 benchmark
 174         self.client._put_file_shell(self.ping6_script, '~/ping6.sh')
 175         cmd = "sudo bash ping6.sh %s %s" % (self.openrc, self.ping_options)
 176         LOG.debug("Executing ping6 command: %s", cmd)
 177         status, stdout, stderr = self.client.execute(cmd)
 178
 179         if status:
 180             raise RuntimeError(stderr)
 181
 182         # sla
 183         if stdout:
 184             result["rtt"] = float(stdout)
 185             if "sla" in self.scenario_cfg:
 186                 sla_max_rtt = int(self.scenario_cfg["sla"]["max_rtt"])
 187                 assert result["rtt"] <= sla_max_rtt, \
 188                     "rtt %f > sla:max_rtt(%f); " % (result["rtt"], sla_max_rtt)
 189         else:
 190             LOG.error("ping6 timeout!!!")
 191         self.run_done = True
 192
 193     def teardown(self):
 194         """teardown the benchmark"""
 195
 196         self.post_teardown_script = pkg_resources.resource_filename(
 197             'yardstick.benchmark.scenarios.networking',
 198             Ping6.POST_TEARDOWN_SCRIPT)
 199
 200         host_str = self.options.get("host", 'node1')
 201         self.host_list = host_str.split(',')
 202         self.host_list.sort()
 203
 204         if not self.run_done:
 205             self._ssh_host(self.host_list[0])
 206
 207         self.teardown_script = pkg_resources.resource_filename(
 208             'yardstick.benchmark.scenarios.networking',
 209             Ping6.TEARDOWN_SCRIPT)
 210         self.client._put_file_shell(self.teardown_script, '~/teardown.sh')
 211         cmd = "sudo bash teardown.sh %s %s" % \
 212               (self.openrc, self.external_network)
 213         status, stdout, stderr = self.client.execute(cmd)
 214
 215         post_teardown = self.options.get("post_teardown", True)
 216         if post_teardown:
 217             self._post_teardown()
 218
 219         if status:
 220             raise RuntimeError(stderr)
 221
 222         if stdout:
 223             pass
 224         else:
 225             LOG.error("ping6 teardown failed")
 226
 227     def _post_teardown(self):
 228         for node_name in self.host_list:
 229             self._ssh_host(node_name)
 230             self.client._put_file_shell(
 231                 self.post_teardown_script, '~/post_teardown.sh')
 232             status, stdout, stderr = self.client.execute(
 233                 "sudo bash post_teardown.sh")