f7a61fe6c0
- Add configuration files for packaging - Precommit now uses ruff Co-authored-by: bkfox <thomas bkfox net> Reviewed-on: #127
101 lines
3.2 KiB
Python
Executable File
101 lines
3.2 KiB
Python
Executable File
"""Handle the audio streamer and controls it as we want it to be. It is used
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to:
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- generate config files and playlists;
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- monitor Liquidsoap, logs and scheduled programs;
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- cancels Diffusions that have an archive but could not have been played;
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- run Liquidsoap
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"""
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from datetime import timezone
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import time
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from argparse import RawTextHelpFormatter
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from django.core.management.base import BaseCommand
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from django.utils import timezone as tz
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from aircox.models import Station
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from aircox_streamer.controllers import Monitor, Streamer
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# force using UTC
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tz.activate(timezone.UTC)
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class Command(BaseCommand):
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help = __doc__
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def add_arguments(self, parser):
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parser.formatter_class = RawTextHelpFormatter
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group = parser.add_argument_group("actions")
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group.add_argument(
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"-c",
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"--config",
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action="store_true",
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help="generate configuration files for the stations",
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)
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group.add_argument(
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"-m",
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"--monitor",
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action="store_true",
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help="monitor the scheduled diffusions and log what happens",
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)
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group.add_argument(
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"-r",
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"--run",
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action="store_true",
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help="run the required applications for the stations",
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)
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group = parser.add_argument_group("options")
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group.add_argument(
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"-d",
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"--delay",
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type=int,
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default=1000,
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help="time to sleep in MILLISECONDS between two updates when we "
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"monitor. This influence the delay before a diffusion is "
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"launched.",
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)
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group.add_argument(
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"-s",
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"--station",
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type=str,
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action="append",
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help="name of the station to monitor instead of monitoring " "all stations",
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)
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group.add_argument(
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"-t",
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"--timeout",
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type=float,
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default=Monitor.cancel_timeout.total_seconds() / 60,
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help="time to wait in MINUTES before canceling a diffusion that " "should have ran but did not. ",
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)
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# TODO: sync-timeout, cancel-timeout
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def handle(self, *args, config=None, run=None, monitor=None, station=[], delay=1000, timeout=600, **options):
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stations = Station.objects.filter(name__in=station) if station else Station.objects.all()
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streamers = [Streamer(station) for station in stations]
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for streamer in streamers:
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if not streamer.outputs:
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raise RuntimeError("Streamer {} has no outputs".format(streamer.id))
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if config:
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streamer.make_config()
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if run:
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streamer.run_process()
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if monitor:
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delay = tz.timedelta(milliseconds=delay)
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timeout = tz.timedelta(minutes=timeout)
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monitors = [Monitor(streamer, delay, cancel_timeout=timeout) for streamer in streamers]
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while not run or streamer.is_running:
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for monitor in monitors:
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monitor.monitor()
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time.sleep(delay.total_seconds())
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if run:
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for streamer in streamers:
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streamer.wait_process()
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