Python models.WifiShard类代码示例

    def test_update(self):
        utcnow = util.utcnow()
        obs = []
        obs_factory = WifiObservationFactory
        # first wifi
        wifi1 = WifiShardFactory(lat=None, lon=None, samples=3)
        new_pos = WifiShardFactory.build()
        mac1, lat1, lon1 = (wifi1.mac, new_pos.lat, new_pos.lon)
        obs.extend([
            obs_factory(lat=lat1,
                        lon=lon1, key=mac1),
            obs_factory(lat=lat1 + 0.002,
                        lon=lon1 + 0.003, key=mac1),
            obs_factory(lat=lat1 + 0.004,
                        lon=lon1 + 0.006, key=mac1),
        ])
        # second wifi
        wifi2 = WifiShardFactory(
            lat=lat1 + 1.0, lon=lon1 + 1.0,
            max_lat=lat1 + 1.0, min_lat=lat1 + 0.999,
            max_lon=lon1 + 1.0, min_lon=None,
            radius=20, samples=2,
            created=utcnow - timedelta(10),
            modified=utcnow - timedelta(10))
        mac2, lat2, lon2 = (wifi2.mac, wifi2.lat, wifi2.lon)
        obs.extend([
            obs_factory(lat=lat2 + 0.002,
                        lon=lon2 + 0.004, key=mac2),
            obs_factory(lat=lat2 + 0.002,
                        lon=lon2 + 0.004, key=mac2),
        ])
        self.session.commit()
        self._queue_and_update(obs)

        shard = WifiShard.shard_model(mac1)
        found = self.session.query(shard).filter(shard.mac == mac1).one()
        self.assertAlmostEqual(found.lat, lat1 + 0.002)
        self.assertAlmostEqual(found.max_lat, lat1 + 0.004)
        self.assertAlmostEqual(found.min_lat, lat1)
        self.assertAlmostEqual(found.lon, lon1 + 0.003)
        self.assertAlmostEqual(found.max_lon, lon1 + 0.006)
        self.assertAlmostEqual(found.min_lon, lon1)
        self.assertEqual(found.modified.date(), utcnow.date())
        self.assertEqual(found.radius, 304)
        self.assertEqual(found.region, 'GB')
        self.assertEqual(found.samples, 6)

        shard = WifiShard.shard_model(mac2)
        found = self.session.query(shard).filter(shard.mac == mac2).one()
        self.assertAlmostEqual(found.lat, lat2 + 0.001)
        self.assertAlmostEqual(found.max_lat, lat2 + 0.002)
        self.assertAlmostEqual(found.min_lat, lat2 - 0.001)
        self.assertAlmostEqual(found.lon, lon2 + 0.002)
        self.assertAlmostEqual(found.max_lon, lon2 + 0.004)
        self.assertAlmostEqual(found.min_lon, lon2)
        self.assertEqual(found.created.date(), utcnow.date() - timedelta(10))
        self.assertEqual(found.modified.date(), utcnow.date())
        self.assertEqual(found.radius, 260)
        self.assertEqual(found.region, 'GB')
        self.assertEqual(found.samples, 4)

    def test_temp_blocked(self):
        utcnow = util.utcnow()
        bad_wifi = WifiObservationFactory.build()
        good_wifi = WifiObservationFactory.build()
        WifiShardFactory(
            mac=bad_wifi.mac,
            lat=None,
            lon=None,
            created=utcnow,
            block_first=utcnow.date() - timedelta(days=10),
            block_last=utcnow.date(),
            block_count=1)
        obs = [good_wifi, bad_wifi, good_wifi]
        self.session.commit()
        self._queue_and_update(obs)

        shard = WifiShard.shard_model(good_wifi.mac)
        wifis = (self.session.query(shard)
                             .filter(shard.mac == good_wifi.mac)).all()
        self.assertEqual(len(wifis), 1)
        self.assertTrue(wifis[0].lat is not None)
        self.assertTrue(wifis[0].lon is not None)
        self.assertEqual(wifis[0].samples, 2)

        shard = WifiShard.shard_model(bad_wifi.mac)
        wifis = (self.session.query(shard)
                             .filter(shard.mac == bad_wifi.mac)).all()
        self.assertEqual(len(wifis), 1)
        self.assertTrue(wifis[0].block_first < utcnow.date())
        self.assertTrue(wifis[0].lat is None)
        self.assertTrue(wifis[0].lon is None)

        self.check_statcounter(StatKey.wifi, 2)
        self.check_statcounter(StatKey.unique_wifi, 1)

    def test_temp_blocked_admitted_again(self):
        now = util.utcnow()
        last_week = now - TEMPORARY_BLOCKLIST_DURATION - timedelta(days=1)

        obs = WifiObservationFactory()
        WifiShardFactory(
            mac=obs.mac,
            lat=None,
            lon=None,
            samples=0,
            created=last_week,
            modified=last_week,
            block_first=last_week.date(),
            block_last=last_week.date(),
            block_count=1)
        self.session.flush()

        # add a new entry for the previously blocked wifi
        self.data_queue.enqueue([obs])
        self.assertEqual(self.data_queue.size(), 1)
        update_wifi.delay().get()

        # the wifi was inserted again
        shard = WifiShard.shard_model(obs.mac)
        wifis = self.session.query(shard).all()
        self.assertEqual(len(wifis), 1)
        wifi = wifis[0]
        self.assertEqual(wifi.created.date(), last_week.date())
        self.assertAlmostEqual(wifi.lat, obs.lat)
        self.assertAlmostEqual(wifi.lon, obs.lon)
        self.assertEqual(wifi.country, 'GB')
        self.assertEqual(wifi.samples, 1)
        self.check_statcounter(StatKey.unique_wifi, 0)

    def test_new(self):
        utcnow = util.utcnow()
        obs = WifiObservationFactory.build()
        self.data_queue.enqueue([obs])
        self.assertEqual(self.data_queue.size(), 1)
        update_wifi.delay().get()

        shard = WifiShard.shard_model(obs.mac)
        wifis = self.session.query(shard).all()
        self.assertEqual(len(wifis), 1)
        wifi = wifis[0]
        self.assertAlmostEqual(wifi.lat, obs.lat)
        self.assertAlmostEqual(wifi.max_lat, obs.lat)
        self.assertAlmostEqual(wifi.min_lat, obs.lat)
        self.assertAlmostEqual(wifi.lon, obs.lon)
        self.assertAlmostEqual(wifi.max_lon, obs.lon)
        self.assertAlmostEqual(wifi.min_lon, obs.lon)
        self.assertEqual(wifi.country, 'GB')
        self.assertEqual(wifi.radius, 0)
        self.assertEqual(wifi.samples, 1)
        self.assertEqual(wifi.created.date(), utcnow.date())
        self.assertEqual(wifi.modified.date(), utcnow.date())
        self.assertEqual(wifi.block_first, None)
        self.assertEqual(wifi.block_last, None)
        self.assertEqual(wifi.block_count, None)

def configure_data(redis_client):
    """
    Configure fixed set of data queues.
    """
    data_queues = {
        'update_cell': DataQueue('update_cell', redis_client,
                                 queue_key='update_cell'),  # BBB
        'update_cellarea': DataQueue('update_cellarea', redis_client,
                                     queue_key='update_cellarea'),
        'update_cellarea_ocid': DataQueue('update_cellarea_ocid', redis_client,
                                          queue_key='update_cellarea_ocid'),
        'update_score': DataQueue('update_score', redis_client,
                                  queue_key='update_score'),
    }
    for shard_id in DataMap.shards().keys():
        name = 'update_datamap_' + shard_id
        data_queues[name] = DataQueue(name, redis_client, queue_key=name)
    for shard_id in CellShard.shards().keys():
        name = 'update_cell_' + shard_id
        data_queues[name] = DataQueue(
            name, redis_client, queue_key=name)
    for shard_id in WifiShard.shards().keys():
        name = 'update_wifi_' + shard_id
        data_queues[name] = DataQueue(
            name, redis_client, queue_key=name)
    return data_queues

    def test_weighted_update(self):
        wifi = WifiShardFactory(samples=2, weight=3.0)
        wifi_lat = wifi.lat
        wifi_lon = wifi.lon

        obs_factory = WifiObservationFactory
        obs = [
            obs_factory(lat=wifi.lat, lon=wifi.lon - 0.002,
                        accuracy=20.0, signal=-30, mac=wifi.mac),
            obs_factory(lat=wifi.lat, lon=wifi.lon - 0.004,
                        accuracy=40.0, signal=-60, mac=wifi.mac),
        ]

        self.session.commit()
        self._queue_and_update_wifi(obs)
        shard = WifiShard.shard_model(wifi.mac)
        wifis = self.session.query(shard).all()
        self.assertEqual(len(wifis), 1)
        wifi = wifis[0]
        self.assertAlmostEqual(wifi.lat, wifi_lat)
        self.assertAlmostEqual(wifi.max_lat, wifi_lat)
        self.assertAlmostEqual(wifi.min_lat, wifi_lat)
        self.assertAlmostEqual(wifi.lon, wifi_lon - 0.0017709, 7)
        self.assertAlmostEqual(wifi.max_lon, wifi_lon)
        self.assertAlmostEqual(wifi.min_lon, wifi_lon - 0.004)
        self.assertEqual(wifi.radius, 154)
        self.assertEqual(wifi.samples, 4)
        self.assertAlmostEqual(wifi.weight, 15.53, 2)

def query_database(query, raven_client):
    macs = [lookup.mac for lookup in query.wifi]
    if not macs:  # pragma: no cover
        return []

    result = []
    today = util.utcnow().date()
    temp_blocked = today - TEMPORARY_BLOCKLIST_DURATION

    try:
        load_fields = ('lat', 'lon', 'radius')
        shards = defaultdict(list)
        for mac in macs:
            shards[WifiShard.shard_model(mac)].append(mac)

        for shard, shard_macs in shards.items():
            rows = (
                query.session.query(shard)
                             .filter(shard.mac.in_(shard_macs))
                             .filter(shard.lat.isnot(None))
                             .filter(shard.lon.isnot(None))
                             .filter(or_(
                                 shard.block_count.is_(None),
                                 shard.block_count <
                                     PERMANENT_BLOCKLIST_THRESHOLD))
                             .filter(or_(
                                 shard.block_last.is_(None),
                                 shard.block_last < temp_blocked))
                             .options(load_only(*load_fields))
            ).all()
            result.extend(list(rows))
    except Exception:
        raven_client.captureException()
    return result

    def _update_all(self):
        schedule_export_reports.delay().get()

        for shard_id in CellShard.shards().keys():
            update_cell.delay(shard_id=shard_id).get()

        for shard_id in WifiShard.shards().keys():
            update_wifi.delay(shard_id=shard_id).get()

 def _shard_observations(self, observations):
     sharded_obs = {}
     for obs in observations:
         if obs is not None:
             shard = WifiShard.shard_model(obs.mac)
             if shard not in sharded_obs:
                 sharded_obs[shard] = defaultdict(list)
             sharded_obs[shard][obs.mac].append(obs)
     return sharded_obs

    def _queue_and_update(self, obs):
        sharded_obs = defaultdict(list)
        for ob in obs:
            sharded_obs[WifiShard.shard_id(ob.mac)].append(ob)

        for shard_id, values in sharded_obs.items():
            queue = self.celery_app.data_queues['update_wifi_' + shard_id]
            queue.enqueue(values)
            update_wifi.delay(shard_id=shard_id).get()

    def test_wifi(self, celery, session):
        reports = self.add_reports(celery, cell_factor=0, wifi_factor=1)
        self._update_all(session)

        position = reports[0]['position']
        wifi_data = reports[0]['wifiAccessPoints'][0]
        shard = WifiShard.shard_model(wifi_data['macAddress'])
        wifis = session.query(shard).all()
        assert len(wifis) == 1
        wifi = wifis[0]
        assert wifi.lat == position['latitude']
        assert wifi.lon == position['longitude']
        assert wifi.mac == wifi_data['macAddress']
        assert wifi.samples == 1

    def __call__(self):
        cells = (self.session.query(CellArea.region,
                                    CellArea.radio,
                                    func.sum(CellArea.num_cells))
                             .filter(CellArea.region.isnot(None))
                             .group_by(CellArea.region, CellArea.radio)).all()

        default = {'gsm': 0, 'wcdma': 0, 'lte': 0, 'wifi': 0}
        stats = {}
        for region, radio, num in cells:
            if region not in stats:
                stats[region] = default.copy()
            stats[region][radio.name] = int(num)

        for shard in WifiShard.shards().values():
            wifis = (self.session.query(shard.region, func.count())
                                 .filter(shard.region.isnot(None))
                                 .group_by(shard.region)).all()

            for region, num in wifis:
                if region not in stats:
                    stats[region] = default.copy()
                stats[region]['wifi'] += int(num)

        if not stats:
            return

        region_stats = dict(self.session.query(RegionStat.region,
                                               RegionStat).all())
        for region, values in stats.items():
            if region in region_stats:
                region_stats[region].gsm = values['gsm']
                region_stats[region].wcdma = values['wcdma']
                region_stats[region].lte = values['lte']
                region_stats[region].wifi = values['wifi']
            else:
                self.session.add(RegionStat(
                    region=region,
                    gsm=values['gsm'],
                    wcdma=values['wcdma'],
                    lte=values['lte'],
                    wifi=values['wifi'],
                ))

        obsolete_regions = list(set(region_stats.keys()) - set(stats.keys()))
        if obsolete_regions:
            (self.session.query(RegionStat)
                         .filter(RegionStat.region.in_(obsolete_regions))
             ).delete(synchronize_session=False)

    def test_position_invalid(self, celery, session, stats):
        self.add_reports(celery, 1, cell_factor=0, wifi_factor=1,
                         wifi_key='000000123456', lat=-90.1)
        self.add_reports(celery, 1, cell_factor=0, wifi_factor=1,
                         wifi_key='000000234567')
        self._update_all(session)

        shard = WifiShard.shards()['0']
        assert session.query(shard).count() == 1
        stats.check(counter=[
            ('data.report.upload', 1, 2, ['key:test']),
            ('data.report.drop', 1, 1, ['key:test']),
            ('data.observation.insert', 1, 1, ['type:wifi']),
            ('data.observation.upload', 1, 1, ['type:wifi', 'key:test']),
        ])

    def test_wifi(self):
        reports = self.add_reports(cell_factor=0, wifi_factor=1)
        self._update_all()

        position = reports[0]['position']
        wifi_data = reports[0]['wifiAccessPoints'][0]
        mac = wifi_data['macAddress']
        shard = WifiShard.shard_model(mac)
        wifis = self.session.query(shard).all()
        self.assertEqual(len(wifis), 1)
        wifi = wifis[0]
        self.assertEqual(wifi.lat, position['latitude'])
        self.assertEqual(wifi.lon, position['longitude'])
        self.assertEqual(wifi.mac, wifi_data['macAddress'])
        self.assertEqual(wifi.samples, 1)

    def test_position_invalid(self):
        self.add_reports(1, cell_factor=0, wifi_factor=1,
                         wifi_key='000000123456', lat=-90.1)
        self.add_reports(1, cell_factor=0, wifi_factor=1,
                         wifi_key='000000234567')
        self._update_all()

        shard = WifiShard.shards()['0']
        self.assertEqual(self.session.query(shard).count(), 1)
        self.check_stats(counter=[
            ('data.report.upload', 1, 2, ['key:test']),
            ('data.report.drop', 1, 1, ['reason:malformed', 'key:test']),
            ('data.observation.insert', 1, 1, ['type:wifi']),
            ('data.observation.upload', 1, 1, ['type:wifi', 'key:test']),
        ])