attempt to fix pandora test (+3 squashed commits)

Squashed commits:
[759372d] address PR comments
[2f2a275] wip
[cc86b98] wip

wip

address PR comments

attempt to fix pandora test

apps/auracast.py

@@ -0,0 +1,386 @@
+# Copyright 2024 Google LLC
+#
+# 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
+#
+#      https://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.
+
+# -----------------------------------------------------------------------------
+# Imports
+# -----------------------------------------------------------------------------
+from __future__ import annotations
+import asyncio
+import dataclasses
+import logging
+import os
+from typing import Dict, Optional
+
+import click
+import pyee
+
+from bumble.colors import color
+import bumble.core
+import bumble.device
+import bumble.gatt
+import bumble.hci
+import bumble.profiles.bap
+import bumble.profiles.pbp
+import bumble.transport
+import bumble.utils
+
+
+# -----------------------------------------------------------------------------
+# Logging
+# -----------------------------------------------------------------------------
+logger = logging.getLogger(__name__)
+
+
+# -----------------------------------------------------------------------------
+# Constants
+# -----------------------------------------------------------------------------
+AURACAST_DEFAULT_DEVICE_NAME = "Bumble Auracast"
+AURACAST_DEFAULT_DEVICE_ADDRESS = bumble.hci.Address("F0:F1:F2:F3:F4:F5")
+
+
+# -----------------------------------------------------------------------------
+# Discover Broadcasts
+# -----------------------------------------------------------------------------
+class BroadcastDiscoverer:
+    @dataclasses.dataclass
+    class Broadcast(pyee.EventEmitter):
+        name: str
+        sync: bumble.device.PeriodicAdvertisingSync
+        rssi: int = 0
+        public_broadcast_announcement: Optional[
+            bumble.profiles.pbp.PublicBroadcastAnnouncement
+        ] = None
+        broadcast_audio_announcement: Optional[
+            bumble.profiles.bap.BroadcastAudioAnnouncement
+        ] = None
+        basic_audio_announcement: Optional[
+            bumble.profiles.bap.BasicAudioAnnouncement
+        ] = None
+        appearance: Optional[bumble.core.Appearance] = None
+        biginfo: Optional[bumble.device.BIGInfoAdvertisement] = None
+
+        def __post_init__(self) -> None:
+            super().__init__()
+            self.sync.on('establishment', self.on_sync_establishment)
+            self.sync.on('loss', self.on_sync_loss)
+            self.sync.on('periodic_advertisement', self.on_periodic_advertisement)
+            self.sync.on('biginfo_advertisement', self.on_biginfo_advertisement)
+
+            self.establishment_timeout_task = asyncio.create_task(
+                self.wait_for_establishment()
+            )
+
+        async def wait_for_establishment(self) -> None:
+            await asyncio.sleep(5.0)
+            if self.sync.state == bumble.device.PeriodicAdvertisingSync.State.PENDING:
+                print(
+                    color(
+                        '!!! Periodic advertisement sync not established in time, '
+                        'canceling',
+                        'red',
+                    )
+                )
+                await self.sync.terminate()
+
+        def update(self, advertisement: bumble.device.Advertisement) -> None:
+            self.rssi = advertisement.rssi
+            for service_data in advertisement.data.get_all(
+                bumble.core.AdvertisingData.SERVICE_DATA
+            ):
+                assert isinstance(service_data, tuple)
+                service_uuid, data = service_data
+                assert isinstance(data, bytes)
+
+                if (
+                    service_uuid
+                    == bumble.gatt.GATT_PUBLIC_BROADCAST_ANNOUNCEMENT_SERVICE
+                ):
+                    self.public_broadcast_announcement = (
+                        bumble.profiles.pbp.PublicBroadcastAnnouncement.from_bytes(data)
+                    )
+                    continue
+
+                if (
+                    service_uuid
+                    == bumble.gatt.GATT_BROADCAST_AUDIO_ANNOUNCEMENT_SERVICE
+                ):
+                    self.broadcast_audio_announcement = (
+                        bumble.profiles.bap.BroadcastAudioAnnouncement.from_bytes(data)
+                    )
+                    continue
+
+            self.appearance = advertisement.data.get(  # type: ignore[assignment]
+                bumble.core.AdvertisingData.APPEARANCE
+            )
+
+        def print(self) -> None:
+            print(
+                color('Broadcast:', 'yellow'),
+                self.sync.advertiser_address,
+                color(self.sync.state.name, 'green'),
+            )
+            print(f'  {color("Name", "cyan")}:         {self.name}')
+            if self.appearance:
+                print(f'  {color("Appearance", "cyan")}:   {str(self.appearance)}')
+            print(f'  {color("RSSI", "cyan")}:         {self.rssi}')
+            print(f'  {color("SID", "cyan")}:          {self.sync.sid}')
+
+            if self.broadcast_audio_announcement:
+                print(
+                    f'  {color("Broadcast ID", "cyan")}: '
+                    f'{self.broadcast_audio_announcement.broadcast_id}'
+                )
+
+            if self.public_broadcast_announcement:
+                print(
+                    f'  {color("Features", "cyan")}:     '
+                    f'{self.public_broadcast_announcement.features}'
+                )
+                print(
+                    f'  {color("Metadata", "cyan")}:     '
+                    f'{self.public_broadcast_announcement.metadata}'
+                )
+
+            if self.basic_audio_announcement:
+                print(color('  Audio:', 'cyan'))
+                print(
+                    color('    Presentation Delay:', 'magenta'),
+                    self.basic_audio_announcement.presentation_delay,
+                )
+                for subgroup in self.basic_audio_announcement.subgroups:
+                    print(color('    Subgroup:', 'magenta'))
+                    print(color('      Codec ID:', 'yellow'))
+                    print(
+                        color('        Coding Format:           ', 'green'),
+                        subgroup.codec_id.coding_format.name,
+                    )
+                    print(
+                        color('        Company ID:              ', 'green'),
+                        subgroup.codec_id.company_id,
+                    )
+                    print(
+                        color('        Vendor Specific Codec ID:', 'green'),
+                        subgroup.codec_id.vendor_specific_codec_id,
+                    )
+                    print(
+                        color('      Codec Config:', 'yellow'),
+                        subgroup.codec_specific_configuration,
+                    )
+                    print(color('      Metadata:    ', 'yellow'), subgroup.metadata)
+
+                    for bis in subgroup.bis:
+                        print(color(f'      BIS [{bis.index}]:', 'yellow'))
+                        print(
+                            color('       Codec Config:', 'green'),
+                            bis.codec_specific_configuration,
+                        )
+
+            if self.biginfo:
+                print(color('  BIG:', 'cyan'))
+                print(
+                    color('    Number of BIS:', 'magenta'),
+                    self.biginfo.num_bis,
+                )
+                print(
+                    color('    PHY:          ', 'magenta'),
+                    self.biginfo.phy.name,
+                )
+                print(
+                    color('    Framed:       ', 'magenta'),
+                    self.biginfo.framed,
+                )
+                print(
+                    color('    Encrypted:    ', 'magenta'),
+                    self.biginfo.encrypted,
+                )
+
+        def on_sync_establishment(self) -> None:
+            self.establishment_timeout_task.cancel()
+            self.emit('change')
+
+        def on_sync_loss(self) -> None:
+            self.basic_audio_announcement = None
+            self.biginfo = None
+            self.emit('change')
+
+        def on_periodic_advertisement(
+            self, advertisement: bumble.device.PeriodicAdvertisement
+        ) -> None:
+            if advertisement.data is None:
+                return
+
+            for service_data in advertisement.data.get_all(
+                bumble.core.AdvertisingData.SERVICE_DATA
+            ):
+                assert isinstance(service_data, tuple)
+                service_uuid, data = service_data
+                assert isinstance(data, bytes)
+
+                if service_uuid == bumble.gatt.GATT_BASIC_AUDIO_ANNOUNCEMENT_SERVICE:
+                    self.basic_audio_announcement = (
+                        bumble.profiles.bap.BasicAudioAnnouncement.from_bytes(data)
+                    )
+                    break
+
+            self.emit('change')
+
+        def on_biginfo_advertisement(
+            self, advertisement: bumble.device.BIGInfoAdvertisement
+        ) -> None:
+            self.biginfo = advertisement
+            self.emit('change')
+
+    def __init__(
+        self,
+        device: bumble.device.Device,
+        filter_duplicates: bool,
+        sync_timeout: float,
+    ):
+        self.device = device
+        self.filter_duplicates = filter_duplicates
+        self.sync_timeout = sync_timeout
+        self.broadcasts: Dict[bumble.hci.Address, BroadcastDiscoverer.Broadcast] = {}
+        self.status_message = ''
+        device.on('advertisement', self.on_advertisement)
+
+    async def run(self) -> None:
+        self.status_message = color('Scanning...', 'green')
+        await self.device.start_scanning(
+            active=False,
+            filter_duplicates=False,
+        )
+
+    def refresh(self) -> None:
+        # Clear the screen from the top
+        print('\033[H')
+        print('\033[0J')
+        print('\033[H')
+
+        # Print the status message
+        print(self.status_message)
+        print("==========================================")
+
+        # Print all broadcasts
+        for broadcast in self.broadcasts.values():
+            broadcast.print()
+            print('------------------------------------------')
+
+        # Clear the screen to the bottom
+        print('\033[0J')
+
+    def on_advertisement(self, advertisement: bumble.device.Advertisement) -> None:
+        if (
+            broadcast_name := advertisement.data.get(
+                bumble.core.AdvertisingData.BROADCAST_NAME
+            )
+        ) is None:
+            return
+        assert isinstance(broadcast_name, str)
+
+        if broadcast := self.broadcasts.get(advertisement.address):
+            broadcast.update(advertisement)
+            self.refresh()
+            return
+
+        bumble.utils.AsyncRunner.spawn(
+            self.on_new_broadcast(broadcast_name, advertisement)
+        )
+
+    async def on_new_broadcast(
+        self, name: str, advertisement: bumble.device.Advertisement
+    ) -> None:
+        periodic_advertising_sync = await self.device.create_periodic_advertising_sync(
+            advertiser_address=advertisement.address,
+            sid=advertisement.sid,
+            sync_timeout=self.sync_timeout,
+            filter_duplicates=self.filter_duplicates,
+        )
+        broadcast = self.Broadcast(
+            name,
+            periodic_advertising_sync,
+        )
+        broadcast.on('change', self.refresh)
+        broadcast.update(advertisement)
+        self.broadcasts[advertisement.address] = broadcast
+        periodic_advertising_sync.on('loss', lambda: self.on_broadcast_loss(broadcast))
+        self.status_message = color(
+            f'+Found {len(self.broadcasts)} broadcasts', 'green'
+        )
+        self.refresh()
+
+    def on_broadcast_loss(self, broadcast: Broadcast) -> None:
+        del self.broadcasts[broadcast.sync.advertiser_address]
+        bumble.utils.AsyncRunner.spawn(broadcast.sync.terminate())
+        self.status_message = color(
+            f'-Found {len(self.broadcasts)} broadcasts', 'green'
+        )
+        self.refresh()
+
+
+async def run_discover_broadcasts(
+    filter_duplicates: bool, sync_timeout: float, transport: str
+) -> None:
+    async with await bumble.transport.open_transport(transport) as (
+        hci_source,
+        hci_sink,
+    ):
+        device = bumble.device.Device.with_hci(
+            AURACAST_DEFAULT_DEVICE_NAME,
+            AURACAST_DEFAULT_DEVICE_ADDRESS,
+            hci_source,
+            hci_sink,
+        )
+        await device.power_on()
+        discoverer = BroadcastDiscoverer(device, filter_duplicates, sync_timeout)
+        await discoverer.run()
+        await hci_source.terminated
+
+
+# -----------------------------------------------------------------------------
+# Main
+# -----------------------------------------------------------------------------
+@click.group()
+@click.pass_context
+def auracast(
+    ctx,
+):
+    ctx.ensure_object(dict)
+
+
+@auracast.command('discover-broadcasts')
+@click.option(
+    '--filter-duplicates', is_flag=True, default=False, help='Filter duplicates'
+)
+@click.option(
+    '--sync-timeout',
+    metavar='SYNC_TIMEOUT',
+    type=float,
+    default=5.0,
+    help='Sync timeout (in seconds)',
+)
+@click.argument('transport')
+@click.pass_context
+def discover_broadcasts(ctx, filter_duplicates, sync_timeout, transport):
+    """Discover public broadcasts"""
+    asyncio.run(run_discover_broadcasts(filter_duplicates, sync_timeout, transport))
+
+
+def main():
+    logging.basicConfig(level=os.environ.get('BUMBLE_LOGLEVEL', 'INFO').upper())
+    auracast()
+
+
+# -----------------------------------------------------------------------------
+if __name__ == "__main__":
+    main()  # pylint: disable=no-value-for-parameter