funkwhale/api/funkwhale_api/federation/actors.py

44 wiersze
1.2 KiB
Python

import datetime
import logging
from django.conf import settings
from django.utils import timezone
from funkwhale_api.common import preferences, session
from . import models, serializers
logger = logging.getLogger(__name__)
def get_actor_data(actor_url):
response = session.get_session().get(
actor_url,
timeout=5,
verify=settings.EXTERNAL_REQUESTS_VERIFY_SSL,
headers={"Accept": "application/activity+json"},
)
response.raise_for_status()
try:
return response.json()
except Exception:
raise ValueError("Invalid actor payload: {}".format(response.text))
def get_actor(fid):
try:
actor = models.Actor.objects.get(fid=fid)
except models.Actor.DoesNotExist:
actor = None
fetch_delta = datetime.timedelta(
minutes=preferences.get("federation__actor_fetch_delay")
)
if actor and actor.last_fetch_date > timezone.now() - fetch_delta:
# cache is hot, we can return as is
return actor
data = get_actor_data(fid)
serializer = serializers.ActorSerializer(data=data)
serializer.is_valid(raise_exception=True)
return serializer.save(last_fetch_date=timezone.now())