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     FIND_HOST_SCRIPT = 'ping6_find_host.bash'
  31     TEARDOWN_SCRIPT = 'ping6_teardown.bash'
  32     METADATA_SCRIPT = 'ping6_metadata.txt'
  33     POST_TEARDOWN_SCRIPT = 'ping6_post_teardown.bash'
  34
  35     def __init__(self, scenario_cfg, context_cfg):
  36         self.scenario_cfg = scenario_cfg
  37         self.context_cfg = context_cfg
  38         self.setup_done = False
  39         self.run_done = False
  40
  41     def _pre_setup(self):
  42         for node_name in self.host_list:
  43             self._ssh_host(node_name)
  44             self.client.run("cat > ~/pre_setup.sh",
  45                             stdin=open(self.pre_setup_script, "rb"))
  46             status, stdout, stderr = self.client.execute(
  47                 "sudo bash pre_setup.sh")
  48
  49     def _ssh_host(self, node_name):
  50         # ssh host
  51         print node_name
  52         nodes = self.context_cfg['nodes']
  53         node = nodes.get(node_name, None)
  54         host_user = node.get('user', 'ubuntu')
  55         host_ip = node.get('ip', None)
  56         host_pwd = node.get('password', 'root')
  57         LOG.debug("user:%s, host:%s", host_user, host_ip)
  58         self.client = ssh.SSH(host_user, host_ip, password=host_pwd)
  59         self.client.wait(timeout=600)
  60
  61     def setup(self):
  62         '''scenario setup'''
  63         self.setup_script = pkg_resources.resource_filename(
  64             'yardstick.benchmark.scenarios.networking',
  65             Ping6.SETUP_SCRIPT)
  66
  67         self.pre_setup_script = pkg_resources.resource_filename(
  68             'yardstick.benchmark.scenarios.networking',
  69             Ping6.PRE_SETUP_SCRIPT)
  70
  71         self.ping6_metadata_script = pkg_resources.resource_filename(
  72             'yardstick.benchmark.scenarios.networking',
  73             Ping6.METADATA_SCRIPT)
  74
  75         options = self.scenario_cfg['options']
  76         host_str = options.get("host", 'host1')
  77         self.host_list = host_str.split(',')
  78         self.host_list.sort()
  79         pre_setup = options.get("pre_setup", True)
  80         if pre_setup:
  81             self._pre_setup()
  82
  83         # ssh host1
  84         self._ssh_host(self.host_list[0])
  85         # run script to setup ipv6
  86         self.client.run("cat > ~/setup.sh",
  87                         stdin=open(self.setup_script, "rb"))
  88         self.client.run("cat > ~/metadata.txt",
  89                         stdin=open(self.ping6_metadata_script, "rb"))
  90         cmd = "sudo bash setup.sh"
  91         status, stdout, stderr = self.client.execute(cmd)
  92
  93         self.setup_done = True
  94
  95     def run(self, result):
  96         """execute the benchmark"""
  97         # ssh vm1
  98         self.ping6_script = pkg_resources.resource_filename(
  99             'yardstick.benchmark.scenarios.networking',
 100             Ping6.TARGET_SCRIPT)
 101
 102         self.ping6_find_host_script = pkg_resources.resource_filename(
 103             'yardstick.benchmark.scenarios.networking',
 104             Ping6.FIND_HOST_SCRIPT)
 105
 106         if not self.setup_done:
 107             options = self.scenario_cfg['options']
 108             host_str = options.get("host", 'host1')
 109             self.host_list = host_str.split(',')
 110             self.host_list.sort()
 111             self._ssh_host(self.host_list[0])
 112         self.client.run("cat > ~/find_host.sh",
 113                         stdin=open(self.ping6_find_host_script, "rb"))
 114         cmd = "sudo bash find_host.sh"
 115         LOG.debug("Executing command: %s", cmd)
 116         status, stdout, stderr = self.client.execute(cmd)
 117         host_name = stdout.strip()
 118         print host_name
 119         self.client.run("cat ~/vRouterKey",
 120                         stdout=open("/tmp/vRouterKey", "w"))
 121         self._ssh_host(host_name)
 122
 123         self.client.run("cat > ~/vRouterKey",
 124                         stdin=open("/tmp/vRouterKey", "rb"))
 125
 126         self.client.run("cat > ~/ping6.sh",
 127                         stdin=open(self.ping6_script, "rb"))
 128         cmd = "sudo bash ping6.sh"
 129         LOG.debug("Executing command: %s", cmd)
 130         status, stdout, stderr = self.client.execute(cmd)
 131         print stdout
 132         if status:
 133             raise RuntimeError(stderr)
 134
 135         if stdout:
 136             result["rtt"] = float(stdout)
 137
 138             if "sla" in self.scenario_cfg:
 139                 sla_max_rtt = int(self.scenario_cfg["sla"]["max_rtt"])
 140                 assert result["rtt"] <= sla_max_rtt, \
 141                     "rtt %f > sla:max_rtt(%f); " % (result["rtt"], sla_max_rtt)
 142         else:
 143             LOG.error("ping6 timeout")
 144         self.run_done = True
 145
 146     def teardown(self):
 147         """teardown the benchmark"""
 148
 149         self.post_teardown_script = pkg_resources.resource_filename(
 150             'yardstick.benchmark.scenarios.networking',
 151             Ping6.POST_TEARDOWN_SCRIPT)
 152
 153         options = self.scenario_cfg['options']
 154         host_str = options.get("host", 'node1')
 155         self.host_list = host_str.split(',')
 156         self.host_list.sort()
 157
 158         if not self.run_done:
 159             self._ssh_host(self.host_list[0])
 160
 161         self.teardown_script = pkg_resources.resource_filename(
 162             'yardstick.benchmark.scenarios.networking',
 163             Ping6.TEARDOWN_SCRIPT)
 164         self.client.run("cat > ~/teardown.sh",
 165                         stdin=open(self.teardown_script, "rb"))
 166         cmd = "sudo bash teardown.sh"
 167         status, stdout, stderr = self.client.execute(cmd)
 168
 169         post_teardown = options.get("post_teardown", True)
 170         if post_teardown:
 171             self._post_teardown()
 172
 173         if status:
 174             raise RuntimeError(stderr)
 175
 176         if stdout:
 177             pass
 178         else:
 179             LOG.error("ping6 teardown failed")
 180
 181     def _post_teardown(self):
 182         for node_name in self.host_list:
 183             self._ssh_host(node_name)
 184             self.client.run("cat > ~/post_teardown.sh",
 185                             stdin=open(self.post_teardown_script, "rb"))
 186             status, stdout, stderr = self.client.execute(
 187                 "sudo bash post_teardown.sh")