1 # Copyright (c) 2016-2017 Intel Corporation
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
15 from __future__ import absolute_import
22 from collections import OrderedDict
23 from subprocess import call
25 from yardstick.common import utils
26 from yardstick.network_services.vnf_generic.vnf.sample_vnf import SampleVNFTrafficGen
27 from yardstick.network_services.vnf_generic.vnf.sample_vnf import ClientResourceHelper
30 LOG = logging.getLogger(__name__)
32 VNF_PATH = os.path.dirname(os.path.realpath(__file__))
35 mount.cifs //{0[ip]}/Results {1.RESULTS_MOUNT} \
36 -o username={0[user]},password={0[password]}\
39 IXLOAD_CONFIG_TEMPLATE = '''\
46 "remote_server": "%s",
48 "ixload_cfg": "C:/Results/%s"
51 IXLOAD_CMD = "{ixloadpy} {http_ixload} {args}"
54 class ResourceDataHelper(list):
56 def get_aggregates(self):
60 "avg": sum(self) / len(self),
64 class IxLoadResourceHelper(ClientResourceHelper):
66 RESULTS_MOUNT = "/mnt/Results"
68 KPI_LIST = OrderedDict((
69 ('http_throughput', 'HTTP Total Throughput (Kbps)'),
70 ('simulated_users', 'HTTP Simulated Users'),
71 ('concurrent_connections', 'HTTP Concurrent Connections'),
72 ('connection_rate', 'HTTP Connection Rate'),
73 ('transaction_rate', 'HTTP Transaction Rate'),
76 def __init__(self, setup_helper):
77 super(IxLoadResourceHelper, self).__init__(setup_helper)
78 self.result = OrderedDict((key, ResourceDataHelper()) for key in self.KPI_LIST)
79 self.resource_file_name = ''
82 def parse_csv_read(self, reader):
85 new_data = {key_left: int(row[key_right])
86 for key_left, key_right in self.KPI_LIST.items()}
87 except (TypeError, ValueError):
90 for key, value in new_data.items():
91 self.result[key].append(value)
94 # NOTE: fixup scenario_helper to hanlde ixia
95 self.resource_file_name = \
96 utils.find_relative_file(
97 self.scenario_helper.scenario_cfg['ixia_profile'],
98 self.scenario_helper.scenario_cfg["task_path"])
99 utils.makedirs(self.RESULTS_MOUNT)
100 cmd = MOUNT_CMD.format(self.vnfd_helper.mgmt_interface, self)
103 if not os.path.ismount(self.RESULTS_MOUNT):
104 call(cmd, shell=True)
106 shutil.rmtree(self.RESULTS_MOUNT, ignore_errors=True)
107 utils.makedirs(self.RESULTS_MOUNT)
108 shutil.copy(self.resource_file_name, self.RESULTS_MOUNT)
110 def make_aggregates(self):
111 return {key_right: self.result[key_left].get_aggregates()
112 for key_left, key_right in self.KPI_LIST.items()}
114 def collect_kpi(self):
116 self._result.update(self.data)
117 LOG.info("Collect %s KPIs %s", self.RESOURCE_WORD, self._result)
121 for key in self.KPI_LIST:
122 LOG.debug(self.result[key])
125 class IxLoadTrafficGen(SampleVNFTrafficGen):
127 def __init__(self, name, vnfd, setup_env_helper_type=None, resource_helper_type=None):
128 if resource_helper_type is None:
129 resource_helper_type = IxLoadResourceHelper
131 super(IxLoadTrafficGen, self).__init__(name, vnfd, setup_env_helper_type,
132 resource_helper_type)
135 def run_traffic(self, traffic_profile):
138 for interface in self.vnfd_helper.interfaces:
139 vpci_list = interface['virtual-interface']["vpci"].split(":")
141 ports.append(str(vpci_list[1]))
143 for csv_file in glob.iglob(self.ssh_helper.join_bin_path('*.csv')):
146 ixia_config = self.vnfd_helper.mgmt_interface["tg-config"]
147 ixload_config = IXLOAD_CONFIG_TEMPLATE % (
148 ixia_config["ixchassis"], ports, card,
149 self.vnfd_helper.mgmt_interface["ip"], self.ssh_helper.bin_path,
150 os.path.basename(self.resource_helper.resource_file_name))
152 http_ixload_path = os.path.join(VNF_PATH, "../../traffic_profile")
154 cmd = IXLOAD_CMD.format(
155 ixloadpy=os.path.join(ixia_config["py_bin_path"], "ixloadpython"),
156 http_ixload=os.path.join(http_ixload_path, "http_ixload.py"),
157 args="'%s'" % ixload_config)
160 call(cmd, shell=True)
162 with open(self.ssh_helper.join_bin_path("ixLoad_HTTP_Client.csv")) as csv_file:
163 lines = csv_file.readlines()[10:]
164 with open(self.ssh_helper.join_bin_path("http_result.csv"), 'wb+') as result_file:
165 result_file.writelines(lines[:-1])
168 reader = csv.DictReader(result_file)
169 self.resource_helper.parse_csv_read(reader)
171 self.resource_helper.log()
172 self.resource_helper.data = self.resource_helper.make_aggregates()
175 call(["pkill", "-9", "http_ixload.py"])
176 super(IxLoadTrafficGen, self).terminate()