Vaas Krishnamurthy | ff446f3 | 2019-05-24 16:16:05 -0700 | [diff] [blame] | 1 | #!/usr/bin/env python3 |
| 2 | # |
| 3 | # Copyright (C) 2018 The Android Open Source Project |
| 4 | # |
| 5 | # Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 6 | # use this file except in compliance with the License. You may obtain a copy of |
| 7 | # the License at |
| 8 | # |
| 9 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | # |
| 11 | # Unless required by applicable law or agreed to in writing, software |
| 12 | # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 13 | # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 14 | # License for the specific language governing permissions and limitations under |
| 15 | # the License. |
| 16 | """ |
| 17 | Script for testing various download stress scenarios. |
| 18 | |
| 19 | """ |
| 20 | import os |
| 21 | import threading |
| 22 | import uuid |
| 23 | |
| 24 | from acts.base_test import BaseTestClass |
| 25 | from acts import signals |
| 26 | from acts.controllers.ap_lib import hostapd_constants |
| 27 | from acts.test_utils.abstract_devices.utils_lib.wlan_utils import setup_ap_and_associate |
| 28 | from acts.test_utils.abstract_devices.wlan_device import create_wlan_device |
| 29 | from acts.test_utils.fuchsia import utils |
| 30 | from acts.test_utils.tel.tel_test_utils import setup_droid_properties |
| 31 | from acts.utils import rand_ascii_str |
| 32 | |
| 33 | |
| 34 | class DownloadStressTest(BaseTestClass): |
| 35 | # Default number of test iterations here. |
| 36 | # Override using parameter in config file. |
| 37 | # Eg: "download_stress_test_iterations": "10" |
| 38 | num_of_iterations = 3 |
| 39 | |
| 40 | # Timeout for download thread in seconds |
| 41 | download_timeout_s = 60 * 5 |
| 42 | |
| 43 | # Download urls |
| 44 | url_20MB = 'http://ipv4.download.thinkbroadband.com/20MB.zip' |
| 45 | url_40MB = 'http://ipv4.download.thinkbroadband.com/40MB.zip' |
| 46 | url_60MB = 'http://ipv4.download.thinkbroadband.com/60MB.zip' |
| 47 | url_512MB = 'http://ipv4.download.thinkbroadband.com/512MB.zip' |
| 48 | |
| 49 | # Constants used in test_one_large_multiple_small_downloads |
| 50 | download_small_url = url_20MB |
| 51 | download_large_url = url_512MB |
| 52 | num_of_small_downloads = 5 |
| 53 | download_threads_result = [] |
| 54 | |
Xianyuan Jia | b6f6f54 | 2019-09-17 12:13:49 -0700 | [diff] [blame^] | 55 | def setup_class(self): |
| 56 | super().setup_class() |
Vaas Krishnamurthy | ff446f3 | 2019-05-24 16:16:05 -0700 | [diff] [blame] | 57 | self.ssid = rand_ascii_str(10) |
| 58 | self.fd = self.fuchsia_devices[0] |
| 59 | self.wlan_device = create_wlan_device(self.fd) |
| 60 | self.ap = self.access_points[0] |
| 61 | self.num_of_iterations = int( |
| 62 | self.user_params.get("download_stress_test_iterations", |
| 63 | self.num_of_iterations)) |
| 64 | |
Vaas Krishnamurthy | ff446f3 | 2019-05-24 16:16:05 -0700 | [diff] [blame] | 65 | setup_ap_and_associate( |
| 66 | access_point=self.ap, |
| 67 | client=self.wlan_device, |
| 68 | profile_name='whirlwind', |
| 69 | channel=hostapd_constants.AP_DEFAULT_CHANNEL_2G, |
| 70 | ssid=self.ssid) |
| 71 | |
| 72 | def teardown_test(self): |
| 73 | self.download_threads_result.clear() |
| 74 | self.wlan_device.disconnect() |
| 75 | self.wlan_device.reset_wifi() |
| 76 | self.ap.stop_all_aps() |
| 77 | |
| 78 | def test_download_small(self): |
| 79 | self.log.info("Downloading small file") |
| 80 | return self.download_file(self.url_20MB) |
| 81 | |
| 82 | def test_download_large(self): |
| 83 | return self.download_file(self.url_512MB) |
| 84 | |
| 85 | def test_continuous_download(self): |
| 86 | for x in range(0, self.num_of_iterations): |
| 87 | if not self.download_file(self.url_512MB): |
| 88 | return False |
| 89 | return True |
| 90 | |
| 91 | def download_file(self, url): |
| 92 | self.log.info("Start downloading: %s" % url) |
| 93 | return utils.http_file_download_by_curl( |
| 94 | self.fd, |
| 95 | url, |
| 96 | additional_args='--max-time %d --silent' % self.download_timeout_s) |
| 97 | |
| 98 | def download_thread(self, url): |
| 99 | download_status = self.download_file(url) |
| 100 | if download_status: |
| 101 | self.log.info("Success downloading: %s" % url) |
| 102 | else: |
| 103 | self.log.info("Failure downloading: %s" % url) |
| 104 | |
| 105 | self.download_threads_result.append(download_status) |
| 106 | return download_status |
| 107 | |
| 108 | def test_multi_downloads(self): |
| 109 | download_urls = [self.url_20MB, self.url_40MB, self.url_60MB] |
| 110 | download_threads = [] |
| 111 | |
| 112 | try: |
| 113 | # Start multiple downloads at the same time |
| 114 | for index, url in enumerate(download_urls): |
| 115 | self.log.info('Create and start thread %d.' % index) |
| 116 | t = threading.Thread(target=self.download_thread, args=(url, )) |
| 117 | download_threads.append(t) |
| 118 | t.start() |
| 119 | |
| 120 | # Wait for all threads to complete or timeout |
| 121 | for t in download_threads: |
| 122 | t.join(self.download_timeout_s) |
| 123 | |
| 124 | finally: |
| 125 | is_alive = False |
| 126 | |
| 127 | for index, t in enumerate(download_threads): |
| 128 | if t.isAlive(): |
| 129 | t = None |
| 130 | is_alive = True |
| 131 | |
| 132 | if is_alive: |
| 133 | raise signals.TestFailure('Thread %d timedout' % index) |
| 134 | |
| 135 | for index in range(0, len(self.download_threads_result)): |
| 136 | if not self.download_threads_result[index]: |
| 137 | self.log.info("Download failed for %d" % index) |
| 138 | raise signals.TestFailure( |
| 139 | 'Thread %d failed to download' % index) |
| 140 | return False |
| 141 | |
| 142 | return True |
| 143 | |
| 144 | def test_one_large_multiple_small_downloads(self): |
| 145 | for index in range(self.num_of_iterations): |
| 146 | download_threads = [] |
| 147 | try: |
| 148 | large_thread = threading.Thread( |
| 149 | target=self.download_thread, |
| 150 | args=(self.download_large_url, )) |
| 151 | download_threads.append(large_thread) |
| 152 | large_thread.start() |
| 153 | |
| 154 | for i in range(self.num_of_small_downloads): |
| 155 | # Start small file download |
| 156 | t = threading.Thread( |
| 157 | target=self.download_thread, |
| 158 | args=(self.download_small_url, )) |
| 159 | download_threads.append(t) |
| 160 | t.start() |
| 161 | # Wait for thread to exit before starting the next iteration |
| 162 | t.join(self.download_timeout_s) |
| 163 | |
| 164 | # Wait for the large file download thread to complete |
| 165 | large_thread.join(self.download_timeout_s) |
| 166 | |
| 167 | finally: |
| 168 | is_alive = False |
| 169 | |
| 170 | for index, t in enumerate(download_threads): |
| 171 | if t.isAlive(): |
| 172 | t = None |
| 173 | is_alive = True |
| 174 | |
| 175 | if is_alive: |
| 176 | raise signals.TestFailure('Thread %d timedout' % index) |
| 177 | |
| 178 | for index in range(0, len(self.download_threads_result)): |
| 179 | if not self.download_threads_result[index]: |
| 180 | self.log.info("Download failed for %d" % index) |
| 181 | raise signals.TestFailure( |
| 182 | 'Thread %d failed to download' % index) |
| 183 | return False |
| 184 | |
| 185 | # Clear results before looping again |
| 186 | self.download_threads_result.clear() |
| 187 | |
| 188 | return True |