kopia lustrzana https://dev.funkwhale.audio/funkwhale/funkwhale
136 wiersze
4.2 KiB
Python
136 wiersze
4.2 KiB
Python
import datetime
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import json
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import logging
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import os
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from django.conf import settings
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from django.db.models import Q
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from django.utils import timezone
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from requests.exceptions import RequestException
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from dynamic_preferences.registries import global_preferences_registry
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from funkwhale_api.common import session
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from funkwhale_api.history.models import Listening
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from funkwhale_api.taskapp import celery
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from . import actors
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from . import library as lb
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from . import models
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from . import signing
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logger = logging.getLogger(__name__)
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@celery.app.task(
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name='federation.send',
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autoretry_for=[RequestException],
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retry_backoff=30,
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max_retries=5)
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@celery.require_instance(models.Actor, 'actor')
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def send(activity, actor, to):
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logger.info('Preparing activity delivery to %s', to)
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auth = signing.get_auth(
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actor.private_key, actor.private_key_id)
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for url in to:
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recipient_actor = actors.get_actor(url)
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logger.debug('delivering to %s', recipient_actor.inbox_url)
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logger.debug('activity content: %s', json.dumps(activity))
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response = session.get_session().post(
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auth=auth,
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json=activity,
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url=recipient_actor.inbox_url,
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timeout=5,
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verify=settings.EXTERNAL_REQUESTS_VERIFY_SSL,
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headers={
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'Content-Type': 'application/activity+json'
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}
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)
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response.raise_for_status()
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logger.debug('Remote answered with %s', response.status_code)
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@celery.app.task(
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name='federation.scan_library',
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autoretry_for=[RequestException],
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retry_backoff=30,
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max_retries=5)
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@celery.require_instance(models.Library, 'library')
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def scan_library(library, until=None):
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if not library.federation_enabled:
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return
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data = lb.get_library_data(library.url)
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scan_library_page.delay(
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library_id=library.id, page_url=data['first'], until=until)
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library.fetched_date = timezone.now()
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library.tracks_count = data['totalItems']
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library.save(update_fields=['fetched_date', 'tracks_count'])
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@celery.app.task(
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name='federation.scan_library_page',
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autoretry_for=[RequestException],
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retry_backoff=30,
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max_retries=5)
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@celery.require_instance(models.Library, 'library')
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def scan_library_page(library, page_url, until=None):
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if not library.federation_enabled:
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return
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data = lb.get_library_page(library, page_url)
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lts = []
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for item_serializer in data['items']:
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item_date = item_serializer.validated_data['published']
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if until and item_date < until:
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return
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lts.append(item_serializer.save())
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next_page = data.get('next')
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if next_page and next_page != page_url:
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scan_library_page.delay(library_id=library.id, page_url=next_page)
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@celery.app.task(name='federation.clean_music_cache')
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def clean_music_cache():
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preferences = global_preferences_registry.manager()
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delay = preferences['federation__music_cache_duration']
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if delay < 1:
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return # cache clearing disabled
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limit = timezone.now() - datetime.timedelta(minutes=delay)
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candidates = models.LibraryTrack.objects.filter(
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Q(audio_file__isnull=False) & (
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Q(local_track_file__accessed_date__lt=limit) |
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Q(local_track_file__accessed_date=None)
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)
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).exclude(audio_file='').only('audio_file', 'id')
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for lt in candidates:
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lt.audio_file.delete()
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# we also delete orphaned files, if any
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storage = models.LibraryTrack._meta.get_field('audio_file').storage
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files = get_files(storage, 'federation_cache')
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existing = models.LibraryTrack.objects.filter(audio_file__in=files)
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missing = set(files) - set(existing.values_list('audio_file', flat=True))
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for m in missing:
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storage.delete(m)
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def get_files(storage, *parts):
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"""
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This is a recursive function that return all files available
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in a given directory using django's storage.
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"""
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if not parts:
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raise ValueError('Missing path')
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dirs, files = storage.listdir(os.path.join(*parts))
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for dir in dirs:
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files += get_files(storage, *(list(parts) + [dir]))
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return [
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os.path.join(parts[-1], path)
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for path in files
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]
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