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