summaryrefslogtreecommitdiffstats
path: root/core/traffic_controller_rfc2544.py
blob: 874c3ae794b9990c4531735ec9429a60d4f31adb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
# Copyright 2015-2016 Intel Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""RFC2544 Traffic Controller implementation.
"""
from core.traffic_controller import TrafficController
from core.results.results import IResults
from conf import get_test_param


class TrafficControllerRFC2544(TrafficController, IResults):
    """Traffic controller for RFC2544 traffic

    Used to setup and control a traffic generator for an RFC2544 deployment
    traffic scenario.
    """

    def __init__(self, traffic_gen_class):
        """Initialise the trafficgen and store.

        :param traffic_gen_class: The traffic generator class to be used.
        """
        super(TrafficControllerRFC2544, self).__init__(traffic_gen_class)
        self._type = 'rfc2544'
        self._tests = int(get_test_param('rfc2544_tests', 1))

    def send_traffic(self, traffic):
        """See TrafficController for description
        """
        if not self.traffic_required():
            return
        self._logger.debug('send_traffic with ' +
                           str(self._traffic_gen_class))

        for packet_size in self._packet_sizes:
            # Merge framesize with the default traffic definition
            if 'l2' in traffic:
                traffic['l2'] = dict(traffic['l2'],
                                     **{'framesize': packet_size})
            else:
                traffic['l2'] = {'framesize': packet_size}

            if traffic['traffic_type'] == 'back2back':
                result = self._traffic_gen_class.send_rfc2544_back2back(
                    traffic, tests=self._tests, duration=self._duration, lossrate=self._lossrate)
            elif traffic['traffic_type'] == 'continuous':
                result = self._traffic_gen_class.send_cont_traffic(
                    traffic, duration=self._duration)
            else:
                result = self._traffic_gen_class.send_rfc2544_throughput(
                    traffic, tests=self._tests, duration=self._duration, lossrate=self._lossrate)

            result = self._append_results(result, packet_size)
            self._results.append(result)

    def send_traffic_async(self, traffic, function):
        """See TrafficController for description
        """
        if not self.traffic_required():
            return
        self._logger.debug('send_traffic_async with ' +
                           str(self._traffic_gen_class))

        for packet_size in self._packet_sizes:
            traffic['l2'] = {'framesize': packet_size}
            self._traffic_gen_class.start_rfc2544_throughput(
                traffic,
                tests=self._tests,
                duration=self._duration)
            self._traffic_started = True
            if len(function['args']) > 0:
                function['function'](function['args'])
            else:
                function['function']()
            result = self._traffic_gen_class.wait_rfc2544_throughput()
            result = self._append_results(result, packet_size)
            self._results.append(result)