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98 lines
4.0 KiB
Python
98 lines
4.0 KiB
Python
import logging
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from typing import Any, Dict, Iterable, List, Mapping, Optional, Sequence, Union
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import requests
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import ujson
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from django.conf import settings
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from zerver.lib.queue import queue_json_publish
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from zerver.models import Client, Realm, UserProfile
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from zerver.tornado.event_queue import process_notification
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from zerver.tornado.sharding import get_tornado_port, get_tornado_uri, notify_tornado_queue_name
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requests_client = requests.Session()
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for host in ['127.0.0.1', 'localhost']:
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if settings.TORNADO_SERVER and host in settings.TORNADO_SERVER:
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# This seems like the only working solution to ignore proxy in
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# requests library.
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requests_client.trust_env = False
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def request_event_queue(user_profile: UserProfile, user_client: Client, apply_markdown: bool,
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client_gravatar: bool, slim_presence: bool, queue_lifespan_secs: int,
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event_types: Optional[Iterable[str]]=None,
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all_public_streams: bool=False,
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narrow: Iterable[Sequence[str]]=[],
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bulk_message_deletion: bool=False) -> Optional[str]:
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if not settings.TORNADO_SERVER:
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return None
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tornado_uri = get_tornado_uri(user_profile.realm)
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req = {'dont_block': 'true',
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'apply_markdown': ujson.dumps(apply_markdown),
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'client_gravatar': ujson.dumps(client_gravatar),
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'slim_presence': ujson.dumps(slim_presence),
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'all_public_streams': ujson.dumps(all_public_streams),
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'client': 'internal',
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'user_profile_id': user_profile.id,
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'user_client': user_client.name,
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'narrow': ujson.dumps(narrow),
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'secret': settings.SHARED_SECRET,
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'lifespan_secs': queue_lifespan_secs,
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'bulk_message_deletion': ujson.dumps(bulk_message_deletion)}
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if event_types is not None:
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req['event_types'] = ujson.dumps(event_types)
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try:
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resp = requests_client.post(tornado_uri + '/api/v1/events/internal',
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data=req)
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except requests.adapters.ConnectionError:
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logging.error('Tornado server does not seem to be running, check %s '
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'and %s for more information.',
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settings.ERROR_FILE_LOG_PATH, "tornado.log")
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raise requests.adapters.ConnectionError(
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f"Django cannot connect to Tornado server ({tornado_uri}); try restarting")
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resp.raise_for_status()
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return resp.json()['queue_id']
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def get_user_events(user_profile: UserProfile, queue_id: str, last_event_id: int) -> List[Dict[str, Any]]:
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if not settings.TORNADO_SERVER:
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return []
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tornado_uri = get_tornado_uri(user_profile.realm)
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post_data: Dict[str, Any] = {
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'queue_id': queue_id,
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'last_event_id': last_event_id,
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'dont_block': 'true',
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'user_profile_id': user_profile.id,
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'secret': settings.SHARED_SECRET,
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'client': 'internal',
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}
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resp = requests_client.post(tornado_uri + '/api/v1/events/internal',
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data=post_data)
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resp.raise_for_status()
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return resp.json()['events']
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def send_notification_http(realm: Realm, data: Mapping[str, Any]) -> None:
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if not settings.TORNADO_SERVER or settings.RUNNING_INSIDE_TORNADO:
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process_notification(data)
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else:
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tornado_uri = get_tornado_uri(realm)
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requests_client.post(tornado_uri + '/notify_tornado', data=dict(
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data = ujson.dumps(data),
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secret = settings.SHARED_SECRET))
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def send_event(realm: Realm, event: Mapping[str, Any],
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users: Union[Iterable[int], Iterable[Mapping[str, Any]]]) -> None:
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"""`users` is a list of user IDs, or in the case of `message` type
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events, a list of dicts describing the users and metadata about
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the user/message pair."""
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port = get_tornado_port(realm)
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queue_json_publish(notify_tornado_queue_name(port),
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dict(event=event, users=list(users)),
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lambda *args, **kwargs: send_notification_http(realm, *args, **kwargs))
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