| #!/usr/bin/python3.4 |
| # |
| # Copyright 2017 - The Android Open Source Project |
| # |
| # 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. |
| |
| import queue |
| import time |
| |
| from acts import asserts |
| from acts.test_utils.net import connectivity_const as cconsts |
| from acts.test_utils.wifi.aware import aware_const as aconsts |
| from acts.test_utils.wifi.aware import aware_test_utils as autils |
| from acts.test_utils.wifi.aware.AwareBaseTest import AwareBaseTest |
| |
| |
| class LatencyTest(AwareBaseTest): |
| """Set of tests for Wi-Fi Aware to measure latency of Aware operations.""" |
| SERVICE_NAME = "GoogleTestServiceXY" |
| |
| # number of second to 'reasonably' wait to make sure that devices synchronize |
| # with each other - useful for OOB test cases, where the OOB discovery would |
| # take some time |
| WAIT_FOR_CLUSTER = 5 |
| |
| def start_discovery_session(self, dut, session_id, is_publish, dtype): |
| """Start a discovery session |
| |
| Args: |
| dut: Device under test |
| session_id: ID of the Aware session in which to start discovery |
| is_publish: True for a publish session, False for subscribe session |
| dtype: Type of the discovery session |
| |
| Returns: |
| Discovery session started event. |
| """ |
| config = {} |
| config[aconsts.DISCOVERY_KEY_DISCOVERY_TYPE] = dtype |
| config[aconsts.DISCOVERY_KEY_SERVICE_NAME] = "GoogleTestServiceXY" |
| |
| if is_publish: |
| disc_id = dut.droid.wifiAwarePublish(session_id, config) |
| event_name = aconsts.SESSION_CB_ON_PUBLISH_STARTED |
| else: |
| disc_id = dut.droid.wifiAwareSubscribe(session_id, config) |
| event_name = aconsts.SESSION_CB_ON_SUBSCRIBE_STARTED |
| |
| event = autils.wait_for_event(dut, event_name) |
| return disc_id, event |
| |
| def run_synchronization_latency(self, results, do_unsolicited_passive, |
| dw_24ghz, dw_5ghz, num_iterations, |
| startup_offset, timeout_period): |
| """Run the synchronization latency test with the specified DW intervals. |
| There is no direct measure of synchronization. Instead starts a discovery |
| session as soon as possible and measures both probability of discovery |
| within a timeout period and the actual discovery time (not necessarily |
| accurate). |
| |
| Args: |
| results: Result array to be populated - will add results (not erase it) |
| do_unsolicited_passive: True for unsolicited/passive, False for |
| solicited/active. |
| dw_24ghz: DW interval in the 2.4GHz band. |
| dw_5ghz: DW interval in the 5GHz band. |
| startup_offset: The start-up gap (in seconds) between the two devices |
| timeout_period: Time period over which to measure synchronization |
| """ |
| key = "%s_dw24_%d_dw5_%d_offset_%d" % ("unsolicited_passive" |
| if do_unsolicited_passive else |
| "solicited_active", dw_24ghz, |
| dw_5ghz, startup_offset) |
| results[key] = {} |
| results[key]["num_iterations"] = num_iterations |
| |
| p_dut = self.android_devices[0] |
| p_dut.pretty_name = "Publisher" |
| s_dut = self.android_devices[1] |
| s_dut.pretty_name = "Subscriber" |
| |
| # override the default DW configuration |
| autils.config_power_settings(p_dut, dw_24ghz, dw_5ghz) |
| autils.config_power_settings(s_dut, dw_24ghz, dw_5ghz) |
| |
| latencies = [] |
| failed_discoveries = 0 |
| for i in range(num_iterations): |
| # Publisher+Subscriber: attach and wait for confirmation |
| p_id = p_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(p_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| time.sleep(startup_offset) |
| s_id = s_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(s_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| |
| # start publish |
| p_disc_id, p_disc_event = self.start_discovery_session( |
| p_dut, p_id, True, aconsts.PUBLISH_TYPE_UNSOLICITED |
| if do_unsolicited_passive else aconsts.PUBLISH_TYPE_SOLICITED) |
| |
| # start subscribe |
| s_disc_id, s_session_event = self.start_discovery_session( |
| s_dut, s_id, False, aconsts.SUBSCRIBE_TYPE_PASSIVE |
| if do_unsolicited_passive else aconsts.SUBSCRIBE_TYPE_ACTIVE) |
| |
| # wait for discovery (allow for failures here since running lots of |
| # samples and would like to get the partial data even in the presence of |
| # errors) |
| try: |
| discovery_event = s_dut.ed.pop_event( |
| aconsts.SESSION_CB_ON_SERVICE_DISCOVERED, timeout_period) |
| s_dut.log.info( |
| "[Subscriber] SESSION_CB_ON_SERVICE_DISCOVERED: %s", |
| discovery_event["data"]) |
| except queue.Empty: |
| s_dut.log.info("[Subscriber] Timed out while waiting for " |
| "SESSION_CB_ON_SERVICE_DISCOVERED") |
| failed_discoveries = failed_discoveries + 1 |
| continue |
| finally: |
| # destroy sessions |
| p_dut.droid.wifiAwareDestroyDiscoverySession(p_disc_id) |
| s_dut.droid.wifiAwareDestroyDiscoverySession(s_disc_id) |
| p_dut.droid.wifiAwareDestroy(p_id) |
| s_dut.droid.wifiAwareDestroy(s_id) |
| |
| # collect latency information |
| latencies.append( |
| discovery_event["data"][aconsts.SESSION_CB_KEY_TIMESTAMP_MS] - |
| s_session_event["data"][aconsts.SESSION_CB_KEY_TIMESTAMP_MS]) |
| self.log.info("Latency #%d = %d" % (i, latencies[-1])) |
| |
| autils.extract_stats( |
| s_dut, |
| data=latencies, |
| results=results[key], |
| key_prefix="", |
| log_prefix="Subscribe Session Sync/Discovery (%s, dw24=%d, dw5=%d)" |
| % ("Unsolicited/Passive" if do_unsolicited_passive else |
| "Solicited/Active", dw_24ghz, dw_5ghz)) |
| results[key]["num_failed_discovery"] = failed_discoveries |
| |
| def run_discovery_latency(self, results, do_unsolicited_passive, dw_24ghz, |
| dw_5ghz, num_iterations): |
| """Run the service discovery latency test with the specified DW intervals. |
| |
| Args: |
| results: Result array to be populated - will add results (not erase it) |
| do_unsolicited_passive: True for unsolicited/passive, False for |
| solicited/active. |
| dw_24ghz: DW interval in the 2.4GHz band. |
| dw_5ghz: DW interval in the 5GHz band. |
| """ |
| key = "%s_dw24_%d_dw5_%d" % ("unsolicited_passive" |
| if do_unsolicited_passive else |
| "solicited_active", dw_24ghz, dw_5ghz) |
| results[key] = {} |
| results[key]["num_iterations"] = num_iterations |
| |
| p_dut = self.android_devices[0] |
| p_dut.pretty_name = "Publisher" |
| s_dut = self.android_devices[1] |
| s_dut.pretty_name = "Subscriber" |
| |
| # override the default DW configuration |
| autils.config_power_settings(p_dut, dw_24ghz, dw_5ghz) |
| autils.config_power_settings(s_dut, dw_24ghz, dw_5ghz) |
| |
| # Publisher+Subscriber: attach and wait for confirmation |
| p_id = p_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(p_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| time.sleep(self.device_startup_offset) |
| s_id = s_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(s_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| |
| # start publish |
| p_disc_event = self.start_discovery_session( |
| p_dut, p_id, True, aconsts.PUBLISH_TYPE_UNSOLICITED |
| if do_unsolicited_passive else aconsts.PUBLISH_TYPE_SOLICITED) |
| |
| # wait for for devices to synchronize with each other - used so that first |
| # discovery isn't biased by synchronization. |
| time.sleep(self.WAIT_FOR_CLUSTER) |
| |
| # loop, perform discovery, and collect latency information |
| latencies = [] |
| failed_discoveries = 0 |
| for i in range(num_iterations): |
| # start subscribe |
| s_disc_id, s_session_event = self.start_discovery_session( |
| s_dut, s_id, False, aconsts.SUBSCRIBE_TYPE_PASSIVE |
| if do_unsolicited_passive else aconsts.SUBSCRIBE_TYPE_ACTIVE) |
| |
| # wait for discovery (allow for failures here since running lots of |
| # samples and would like to get the partial data even in the presence of |
| # errors) |
| try: |
| discovery_event = s_dut.ed.pop_event( |
| aconsts.SESSION_CB_ON_SERVICE_DISCOVERED, |
| autils.EVENT_TIMEOUT) |
| except queue.Empty: |
| s_dut.log.info("[Subscriber] Timed out while waiting for " |
| "SESSION_CB_ON_SERVICE_DISCOVERED") |
| failed_discoveries = failed_discoveries + 1 |
| continue |
| finally: |
| # destroy subscribe |
| s_dut.droid.wifiAwareDestroyDiscoverySession(s_disc_id) |
| |
| # collect latency information |
| latencies.append( |
| discovery_event["data"][aconsts.SESSION_CB_KEY_TIMESTAMP_MS] - |
| s_session_event["data"][aconsts.SESSION_CB_KEY_TIMESTAMP_MS]) |
| self.log.info("Latency #%d = %d" % (i, latencies[-1])) |
| |
| autils.extract_stats( |
| s_dut, |
| data=latencies, |
| results=results[key], |
| key_prefix="", |
| log_prefix="Subscribe Session Discovery (%s, dw24=%d, dw5=%d)" % |
| ("Unsolicited/Passive" if do_unsolicited_passive else |
| "Solicited/Active", dw_24ghz, dw_5ghz)) |
| results[key]["num_failed_discovery"] = failed_discoveries |
| |
| # clean up |
| p_dut.droid.wifiAwareDestroyAll() |
| s_dut.droid.wifiAwareDestroyAll() |
| |
| def run_message_latency(self, results, dw_24ghz, dw_5ghz, num_iterations): |
| """Run the message tx latency test with the specified DW intervals. |
| |
| Args: |
| results: Result array to be populated - will add results (not erase it) |
| dw_24ghz: DW interval in the 2.4GHz band. |
| dw_5ghz: DW interval in the 5GHz band. |
| """ |
| key = "dw24_%d_dw5_%d" % (dw_24ghz, dw_5ghz) |
| results[key] = {} |
| results[key]["num_iterations"] = num_iterations |
| |
| p_dut = self.android_devices[0] |
| s_dut = self.android_devices[1] |
| |
| # override the default DW configuration |
| autils.config_power_settings(p_dut, dw_24ghz, dw_5ghz) |
| autils.config_power_settings(s_dut, dw_24ghz, dw_5ghz) |
| |
| # Start up a discovery session |
| (p_id, s_id, p_disc_id, s_disc_id, |
| peer_id_on_sub) = autils.create_discovery_pair( |
| p_dut, |
| s_dut, |
| p_config=autils.create_discovery_config( |
| self.SERVICE_NAME, aconsts.PUBLISH_TYPE_UNSOLICITED), |
| s_config=autils.create_discovery_config( |
| self.SERVICE_NAME, aconsts.SUBSCRIBE_TYPE_PASSIVE), |
| device_startup_offset=self.device_startup_offset) |
| |
| latencies = [] |
| failed_tx = 0 |
| messages_rx = 0 |
| missing_rx = 0 |
| corrupted_rx = 0 |
| for i in range(num_iterations): |
| # send message |
| msg_s2p = "Message Subscriber -> Publisher #%d" % i |
| next_msg_id = self.get_next_msg_id() |
| s_dut.droid.wifiAwareSendMessage(s_disc_id, peer_id_on_sub, |
| next_msg_id, msg_s2p, 0) |
| |
| # wait for Tx confirmation |
| try: |
| sub_tx_msg_event = s_dut.ed.pop_event( |
| aconsts.SESSION_CB_ON_MESSAGE_SENT, |
| 2 * autils.EVENT_TIMEOUT) |
| latencies.append(sub_tx_msg_event["data"][ |
| aconsts.SESSION_CB_KEY_LATENCY_MS]) |
| except queue.Empty: |
| s_dut.log.info("[Subscriber] Timed out while waiting for " |
| "SESSION_CB_ON_MESSAGE_SENT") |
| failed_tx = failed_tx + 1 |
| continue |
| |
| # wait for Rx confirmation (and validate contents) |
| try: |
| pub_rx_msg_event = p_dut.ed.pop_event( |
| aconsts.SESSION_CB_ON_MESSAGE_RECEIVED, |
| 2 * autils.EVENT_TIMEOUT) |
| messages_rx = messages_rx + 1 |
| if (pub_rx_msg_event["data"] |
| [aconsts.SESSION_CB_KEY_MESSAGE_AS_STRING] != msg_s2p): |
| corrupted_rx = corrupted_rx + 1 |
| except queue.Empty: |
| s_dut.log.info("[Publisher] Timed out while waiting for " |
| "SESSION_CB_ON_MESSAGE_RECEIVED") |
| missing_rx = missing_rx + 1 |
| continue |
| |
| autils.extract_stats( |
| s_dut, |
| data=latencies, |
| results=results[key], |
| key_prefix="", |
| log_prefix="Subscribe Session Discovery (dw24=%d, dw5=%d)" % |
| (dw_24ghz, dw_5ghz)) |
| results[key]["failed_tx"] = failed_tx |
| results[key]["messages_rx"] = messages_rx |
| results[key]["missing_rx"] = missing_rx |
| results[key]["corrupted_rx"] = corrupted_rx |
| |
| # clean up |
| p_dut.droid.wifiAwareDestroyAll() |
| s_dut.droid.wifiAwareDestroyAll() |
| |
| def run_ndp_oob_latency(self, results, dw_24ghz, dw_5ghz, num_iterations): |
| """Runs the NDP setup with OOB (out-of-band) discovery latency test. |
| |
| Args: |
| results: Result array to be populated - will add results (not erase it) |
| dw_24ghz: DW interval in the 2.4GHz band. |
| dw_5ghz: DW interval in the 5GHz band. |
| """ |
| key_avail = "on_avail_dw24_%d_dw5_%d" % (dw_24ghz, dw_5ghz) |
| key_link_props = "link_props_dw24_%d_dw5_%d" % (dw_24ghz, dw_5ghz) |
| results[key_avail] = {} |
| results[key_link_props] = {} |
| results[key_avail]["num_iterations"] = num_iterations |
| |
| init_dut = self.android_devices[0] |
| init_dut.pretty_name = 'Initiator' |
| resp_dut = self.android_devices[1] |
| resp_dut.pretty_name = 'Responder' |
| |
| # override the default DW configuration |
| autils.config_power_settings(init_dut, dw_24ghz, dw_5ghz) |
| autils.config_power_settings(resp_dut, dw_24ghz, dw_5ghz) |
| |
| # Initiator+Responder: attach and wait for confirmation & identity |
| init_id = init_dut.droid.wifiAwareAttach(True) |
| autils.wait_for_event(init_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| init_ident_event = autils.wait_for_event( |
| init_dut, aconsts.EVENT_CB_ON_IDENTITY_CHANGED) |
| init_mac = init_ident_event['data']['mac'] |
| time.sleep(self.device_startup_offset) |
| resp_id = resp_dut.droid.wifiAwareAttach(True) |
| autils.wait_for_event(resp_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| resp_ident_event = autils.wait_for_event( |
| resp_dut, aconsts.EVENT_CB_ON_IDENTITY_CHANGED) |
| resp_mac = resp_ident_event['data']['mac'] |
| |
| # wait for for devices to synchronize with each other - there are no other |
| # mechanisms to make sure this happens for OOB discovery (except retrying |
| # to execute the data-path request) |
| time.sleep(autils.WAIT_FOR_CLUSTER) |
| |
| on_available_latencies = [] |
| link_props_latencies = [] |
| ndp_setup_failures = 0 |
| for i in range(num_iterations): |
| # Responder: request network |
| resp_req_key = autils.request_network( |
| resp_dut, |
| resp_dut.droid.wifiAwareCreateNetworkSpecifierOob( |
| resp_id, aconsts.DATA_PATH_RESPONDER, init_mac, None)) |
| |
| # Initiator: request network |
| init_req_key = autils.request_network( |
| init_dut, |
| init_dut.droid.wifiAwareCreateNetworkSpecifierOob( |
| init_id, aconsts.DATA_PATH_INITIATOR, resp_mac, None)) |
| |
| # Initiator & Responder: wait for network formation |
| got_on_available = False |
| got_on_link_props = False |
| while not got_on_available or not got_on_link_props: |
| try: |
| nc_event = init_dut.ed.pop_event( |
| cconsts.EVENT_NETWORK_CALLBACK, |
| autils.EVENT_NDP_TIMEOUT) |
| if nc_event["data"][ |
| cconsts. |
| NETWORK_CB_KEY_EVENT] == cconsts.NETWORK_CB_AVAILABLE: |
| got_on_available = True |
| on_available_latencies.append( |
| nc_event["data"][cconsts.NETWORK_CB_KEY_CURRENT_TS] |
| - |
| nc_event["data"][cconsts.NETWORK_CB_KEY_CREATE_TS]) |
| elif (nc_event["data"][cconsts.NETWORK_CB_KEY_EVENT] == |
| cconsts.NETWORK_CB_LINK_PROPERTIES_CHANGED): |
| got_on_link_props = True |
| link_props_latencies.append( |
| nc_event["data"][cconsts.NETWORK_CB_KEY_CURRENT_TS] |
| - |
| nc_event["data"][cconsts.NETWORK_CB_KEY_CREATE_TS]) |
| except queue.Empty: |
| ndp_setup_failures = ndp_setup_failures + 1 |
| init_dut.log.info( |
| "[Initiator] Timed out while waiting for " |
| "EVENT_NETWORK_CALLBACK") |
| break |
| |
| # clean-up |
| init_dut.droid.connectivityUnregisterNetworkCallback(init_req_key) |
| resp_dut.droid.connectivityUnregisterNetworkCallback(resp_req_key) |
| |
| # wait to make sure previous NDP terminated, otherwise its termination |
| # time will be counted in the setup latency! |
| time.sleep(2) |
| |
| autils.extract_stats( |
| init_dut, |
| data=on_available_latencies, |
| results=results[key_avail], |
| key_prefix="", |
| log_prefix="NDP setup OnAvailable(dw24=%d, dw5=%d)" % (dw_24ghz, |
| dw_5ghz)) |
| autils.extract_stats( |
| init_dut, |
| data=link_props_latencies, |
| results=results[key_link_props], |
| key_prefix="", |
| log_prefix="NDP setup OnLinkProperties (dw24=%d, dw5=%d)" % |
| (dw_24ghz, dw_5ghz)) |
| results[key_avail]["ndp_setup_failures"] = ndp_setup_failures |
| |
| def run_end_to_end_latency(self, results, dw_24ghz, dw_5ghz, |
| num_iterations, startup_offset, include_setup): |
| """Measure the latency for end-to-end communication link setup: |
| - Start Aware |
| - Discovery |
| - Message from Sub -> Pub |
| - Message from Pub -> Sub |
| - NDP setup |
| |
| Args: |
| results: Result array to be populated - will add results (not erase it) |
| dw_24ghz: DW interval in the 2.4GHz band. |
| dw_5ghz: DW interval in the 5GHz band. |
| startup_offset: The start-up gap (in seconds) between the two devices |
| include_setup: True to include the cluster setup in the latency |
| measurements. |
| """ |
| key = "dw24_%d_dw5_%d" % (dw_24ghz, dw_5ghz) |
| results[key] = {} |
| results[key]["num_iterations"] = num_iterations |
| |
| p_dut = self.android_devices[0] |
| p_dut.pretty_name = "Publisher" |
| s_dut = self.android_devices[1] |
| s_dut.pretty_name = "Subscriber" |
| |
| # override the default DW configuration |
| autils.config_power_settings(p_dut, dw_24ghz, dw_5ghz) |
| autils.config_power_settings(s_dut, dw_24ghz, dw_5ghz) |
| |
| latencies = [] |
| |
| # allow for failures here since running lots of samples and would like to |
| # get the partial data even in the presence of errors |
| failures = 0 |
| |
| if not include_setup: |
| # Publisher+Subscriber: attach and wait for confirmation |
| p_id = p_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(p_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| time.sleep(startup_offset) |
| s_id = s_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(s_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| |
| for i in range(num_iterations): |
| while (True): # for pseudo-goto/finalize |
| timestamp_start = time.perf_counter() |
| |
| if include_setup: |
| # Publisher+Subscriber: attach and wait for confirmation |
| p_id = p_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(p_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| time.sleep(startup_offset) |
| s_id = s_dut.droid.wifiAwareAttach(False) |
| autils.wait_for_event(s_dut, aconsts.EVENT_CB_ON_ATTACHED) |
| |
| # start publish |
| p_disc_id, p_disc_event = self.start_discovery_session( |
| p_dut, p_id, True, aconsts.PUBLISH_TYPE_UNSOLICITED) |
| |
| # start subscribe |
| s_disc_id, s_session_event = self.start_discovery_session( |
| s_dut, s_id, False, aconsts.SUBSCRIBE_TYPE_PASSIVE) |
| |
| # wait for discovery (allow for failures here since running lots of |
| # samples and would like to get the partial data even in the presence of |
| # errors) |
| try: |
| event = s_dut.ed.pop_event( |
| aconsts.SESSION_CB_ON_SERVICE_DISCOVERED, |
| autils.EVENT_TIMEOUT) |
| s_dut.log.info( |
| "[Subscriber] SESSION_CB_ON_SERVICE_DISCOVERED: %s", |
| event["data"]) |
| peer_id_on_sub = event['data'][ |
| aconsts.SESSION_CB_KEY_PEER_ID] |
| except queue.Empty: |
| s_dut.log.info("[Subscriber] Timed out while waiting for " |
| "SESSION_CB_ON_SERVICE_DISCOVERED") |
| failures = failures + 1 |
| break |
| |
| # message from Sub -> Pub |
| msg_s2p = "Message Subscriber -> Publisher #%d" % i |
| next_msg_id = self.get_next_msg_id() |
| s_dut.droid.wifiAwareSendMessage(s_disc_id, peer_id_on_sub, |
| next_msg_id, msg_s2p, 0) |
| |
| # wait for Tx confirmation |
| try: |
| s_dut.ed.pop_event(aconsts.SESSION_CB_ON_MESSAGE_SENT, |
| autils.EVENT_TIMEOUT) |
| except queue.Empty: |
| s_dut.log.info("[Subscriber] Timed out while waiting for " |
| "SESSION_CB_ON_MESSAGE_SENT") |
| failures = failures + 1 |
| break |
| |
| # wait for Rx confirmation (and validate contents) |
| try: |
| event = p_dut.ed.pop_event( |
| aconsts.SESSION_CB_ON_MESSAGE_RECEIVED, |
| autils.EVENT_TIMEOUT) |
| peer_id_on_pub = event['data'][ |
| aconsts.SESSION_CB_KEY_PEER_ID] |
| if (event["data"][aconsts.SESSION_CB_KEY_MESSAGE_AS_STRING] |
| != msg_s2p): |
| p_dut.log.info( |
| "[Publisher] Corrupted input message - %s", event) |
| failures = failures + 1 |
| break |
| except queue.Empty: |
| p_dut.log.info("[Publisher] Timed out while waiting for " |
| "SESSION_CB_ON_MESSAGE_RECEIVED") |
| failures = failures + 1 |
| break |
| |
| # message from Pub -> Sub |
| msg_p2s = "Message Publisher -> Subscriber #%d" % i |
| next_msg_id = self.get_next_msg_id() |
| p_dut.droid.wifiAwareSendMessage(p_disc_id, peer_id_on_pub, |
| next_msg_id, msg_p2s, 0) |
| |
| # wait for Tx confirmation |
| try: |
| p_dut.ed.pop_event(aconsts.SESSION_CB_ON_MESSAGE_SENT, |
| autils.EVENT_TIMEOUT) |
| except queue.Empty: |
| p_dut.log.info("[Publisher] Timed out while waiting for " |
| "SESSION_CB_ON_MESSAGE_SENT") |
| failures = failures + 1 |
| break |
| |
| # wait for Rx confirmation (and validate contents) |
| try: |
| event = s_dut.ed.pop_event( |
| aconsts.SESSION_CB_ON_MESSAGE_RECEIVED, |
| autils.EVENT_TIMEOUT) |
| if (event["data"][aconsts.SESSION_CB_KEY_MESSAGE_AS_STRING] |
| != msg_p2s): |
| s_dut.log.info( |
| "[Subscriber] Corrupted input message - %s", event) |
| failures = failures + 1 |
| break |
| except queue.Empty: |
| s_dut.log.info("[Subscriber] Timed out while waiting for " |
| "SESSION_CB_ON_MESSAGE_RECEIVED") |
| failures = failures + 1 |
| break |
| |
| # create NDP |
| |
| # Publisher: request network |
| p_req_key = autils.request_network( |
| p_dut, |
| p_dut.droid.wifiAwareCreateNetworkSpecifier( |
| p_disc_id, peer_id_on_pub, None)) |
| |
| # Subscriber: request network |
| s_req_key = autils.request_network( |
| s_dut, |
| s_dut.droid.wifiAwareCreateNetworkSpecifier( |
| s_disc_id, peer_id_on_sub, None)) |
| |
| # Publisher & Subscriber: wait for network formation |
| try: |
| p_net_event = autils.wait_for_event_with_keys( |
| p_dut, cconsts.EVENT_NETWORK_CALLBACK, |
| autils.EVENT_TIMEOUT, |
| (cconsts.NETWORK_CB_KEY_EVENT, |
| cconsts.NETWORK_CB_LINK_PROPERTIES_CHANGED), |
| (cconsts.NETWORK_CB_KEY_ID, p_req_key)) |
| s_net_event = autils.wait_for_event_with_keys( |
| s_dut, cconsts.EVENT_NETWORK_CALLBACK, |
| autils.EVENT_TIMEOUT, |
| (cconsts.NETWORK_CB_KEY_EVENT, |
| cconsts.NETWORK_CB_LINK_PROPERTIES_CHANGED), |
| (cconsts.NETWORK_CB_KEY_ID, s_req_key)) |
| except: |
| failures = failures + 1 |
| break |
| |
| p_aware_if = p_net_event["data"][ |
| cconsts.NETWORK_CB_KEY_INTERFACE_NAME] |
| s_aware_if = s_net_event["data"][ |
| cconsts.NETWORK_CB_KEY_INTERFACE_NAME] |
| |
| p_ipv6 = \ |
| p_dut.droid.connectivityGetLinkLocalIpv6Address(p_aware_if).split("%")[ |
| 0] |
| s_ipv6 = \ |
| s_dut.droid.connectivityGetLinkLocalIpv6Address(s_aware_if).split("%")[ |
| 0] |
| |
| p_dut.log.info("[Publisher] IF=%s, IPv6=%s", p_aware_if, |
| p_ipv6) |
| s_dut.log.info("[Subscriber] IF=%s, IPv6=%s", s_aware_if, |
| s_ipv6) |
| |
| latencies.append(time.perf_counter() - timestamp_start) |
| break |
| |
| # destroy sessions |
| p_dut.droid.wifiAwareDestroyDiscoverySession(p_disc_id) |
| s_dut.droid.wifiAwareDestroyDiscoverySession(s_disc_id) |
| if include_setup: |
| p_dut.droid.wifiAwareDestroy(p_id) |
| s_dut.droid.wifiAwareDestroy(s_id) |
| |
| autils.extract_stats( |
| p_dut, |
| data=latencies, |
| results=results[key], |
| key_prefix="", |
| log_prefix="End-to-End(dw24=%d, dw5=%d)" % (dw_24ghz, dw_5ghz)) |
| results[key]["failures"] = failures |
| |
| ######################################################################## |
| |
| def test_synchronization_default_dws(self): |
| """Measure the device synchronization for default dws. Loop over values |
| from 0 to 4 seconds.""" |
| results = {} |
| for startup_offset in range(5): |
| self.run_synchronization_latency( |
| results=results, |
| do_unsolicited_passive=True, |
| dw_24ghz=aconsts.POWER_DW_24_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_INTERACTIVE, |
| num_iterations=10, |
| startup_offset=startup_offset, |
| timeout_period=20) |
| asserts.explicit_pass( |
| "test_synchronization_default_dws finished", extras=results) |
| |
| def test_synchronization_non_interactive_dws(self): |
| """Measure the device synchronization for non-interactive dws. Loop over |
| values from 0 to 4 seconds.""" |
| results = {} |
| for startup_offset in range(5): |
| self.run_synchronization_latency( |
| results=results, |
| do_unsolicited_passive=True, |
| dw_24ghz=aconsts.POWER_DW_24_NON_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_NON_INTERACTIVE, |
| num_iterations=10, |
| startup_offset=startup_offset, |
| timeout_period=20) |
| asserts.explicit_pass( |
| "test_synchronization_non_interactive_dws finished", |
| extras=results) |
| |
| def test_discovery_latency_default_dws(self): |
| """Measure the service discovery latency with the default DW configuration. |
| """ |
| results = {} |
| self.run_discovery_latency( |
| results=results, |
| do_unsolicited_passive=True, |
| dw_24ghz=aconsts.POWER_DW_24_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_INTERACTIVE, |
| num_iterations=100) |
| asserts.explicit_pass( |
| "test_discovery_latency_default_parameters finished", |
| extras=results) |
| |
| def test_discovery_latency_non_interactive_dws(self): |
| """Measure the service discovery latency with the DW configuration for non |
| -interactive mode (lower power).""" |
| results = {} |
| self.run_discovery_latency( |
| results=results, |
| do_unsolicited_passive=True, |
| dw_24ghz=aconsts.POWER_DW_24_NON_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_NON_INTERACTIVE, |
| num_iterations=100) |
| asserts.explicit_pass( |
| "test_discovery_latency_non_interactive_dws finished", |
| extras=results) |
| |
| def test_discovery_latency_all_dws(self): |
| """Measure the service discovery latency with all DW combinations (low |
| iteration count)""" |
| results = {} |
| for dw24 in range(1, 6): # permitted values: 1-5 |
| for dw5 in range(0, 6): # permitted values: 0, 1-5 |
| self.run_discovery_latency( |
| results=results, |
| do_unsolicited_passive=True, |
| dw_24ghz=dw24, |
| dw_5ghz=dw5, |
| num_iterations=10) |
| asserts.explicit_pass( |
| "test_discovery_latency_all_dws finished", extras=results) |
| |
| def test_message_latency_default_dws(self): |
| """Measure the send message latency with the default DW configuration. Test |
| performed on non-queued message transmission - i.e. waiting for confirmation |
| of reception (ACK) before sending the next message.""" |
| results = {} |
| self.run_message_latency( |
| results=results, |
| dw_24ghz=aconsts.POWER_DW_24_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_INTERACTIVE, |
| num_iterations=100) |
| asserts.explicit_pass( |
| "test_message_latency_default_dws finished", extras=results) |
| |
| def test_message_latency_non_interactive_dws(self): |
| """Measure the send message latency with the DW configuration for |
| non-interactive mode. Test performed on non-queued message transmission - |
| i.e. waiting for confirmation of reception (ACK) before sending the next |
| message.""" |
| results = {} |
| self.run_message_latency( |
| results=results, |
| dw_24ghz=aconsts.POWER_DW_24_NON_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_NON_INTERACTIVE, |
| num_iterations=100) |
| asserts.explicit_pass( |
| "test_message_latency_non_interactive_dws finished", |
| extras=results) |
| |
| def test_oob_ndp_setup_latency_default_dws(self): |
| """Measure the NDP setup latency with the default DW configuration. The |
| NDP is setup with OOB (out-of-band) configuration.""" |
| results = {} |
| self.run_ndp_oob_latency( |
| results=results, |
| dw_24ghz=aconsts.POWER_DW_24_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_INTERACTIVE, |
| num_iterations=100) |
| asserts.explicit_pass( |
| "test_ndp_setup_latency_default_dws finished", extras=results) |
| |
| def test_oob_ndp_setup_latency_non_interactive_dws(self): |
| """Measure the NDP setup latency with the DW configuration for |
| non-interactive mode. The NDP is setup with OOB (out-of-band) |
| configuration""" |
| results = {} |
| self.run_ndp_oob_latency( |
| results=results, |
| dw_24ghz=aconsts.POWER_DW_24_NON_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_NON_INTERACTIVE, |
| num_iterations=100) |
| asserts.explicit_pass( |
| "test_ndp_setup_latency_non_interactive_dws finished", |
| extras=results) |
| |
| def test_end_to_end_latency_default_dws(self): |
| """Measure the latency for end-to-end communication link setup: |
| - Start Aware |
| - Discovery |
| - Message from Sub -> Pub |
| - Message from Pub -> Sub |
| - NDP setup |
| """ |
| results = {} |
| self.run_end_to_end_latency( |
| results, |
| dw_24ghz=aconsts.POWER_DW_24_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_INTERACTIVE, |
| num_iterations=10, |
| startup_offset=0, |
| include_setup=True) |
| asserts.explicit_pass( |
| "test_end_to_end_latency_default_dws finished", extras=results) |
| |
| def test_end_to_end_latency_post_attach_default_dws(self): |
| """Measure the latency for end-to-end communication link setup without |
| the initial synchronization: |
| - Start Aware & synchronize initially |
| - Loop: |
| - Discovery |
| - Message from Sub -> Pub |
| - Message from Pub -> Sub |
| - NDP setup |
| """ |
| results = {} |
| self.run_end_to_end_latency( |
| results, |
| dw_24ghz=aconsts.POWER_DW_24_INTERACTIVE, |
| dw_5ghz=aconsts.POWER_DW_5_INTERACTIVE, |
| num_iterations=10, |
| startup_offset=0, |
| include_setup=False) |
| asserts.explicit_pass( |
| "test_end_to_end_latency_post_attach_default_dws finished", |
| extras=results) |