mirror of https://github.com/zulip/zulip.git
485 lines
19 KiB
Python
485 lines
19 KiB
Python
# Documented in http://zulip.readthedocs.io/en/latest/queuing.html
|
|
from __future__ import absolute_import
|
|
from typing import Any, Callable, Dict, List, Mapping, Optional, cast
|
|
|
|
import sys
|
|
import os
|
|
sys.path.insert(0, os.path.normpath(os.path.join(os.path.dirname(os.path.abspath(__file__)), '../../api')))
|
|
|
|
from bots_api.bot_lib import ExternalBotHandler, StateHandler
|
|
from django.conf import settings
|
|
from django.core.handlers.wsgi import WSGIRequest
|
|
from django.core.handlers.base import BaseHandler
|
|
from zerver.models import \
|
|
get_client, get_prereg_user_by_email, get_system_bot, \
|
|
get_user_profile_by_id, Message, Realm, Service, UserMessage, UserProfile
|
|
from zerver.lib.context_managers import lockfile
|
|
from zerver.lib.error_notify import do_report_error
|
|
from zerver.lib.feedback import handle_feedback
|
|
from zerver.lib.queue import SimpleQueueClient, queue_json_publish
|
|
from zerver.lib.timestamp import timestamp_to_datetime
|
|
from zerver.lib.notifications import handle_missedmessage_emails, enqueue_welcome_emails, \
|
|
clear_followup_emails_queue
|
|
from zerver.lib.push_notifications import handle_push_notification
|
|
from zerver.lib.actions import do_send_confirmation_email, \
|
|
do_update_user_activity, do_update_user_activity_interval, do_update_user_presence, \
|
|
internal_send_message, check_send_message, extract_recipients, \
|
|
render_incoming_message, do_update_embedded_data
|
|
from zerver.lib.url_preview import preview as url_preview
|
|
from zerver.lib.digest import handle_digest_email
|
|
from zerver.lib.send_email import send_future_email, send_email_from_dict, FromAddress
|
|
from zerver.lib.email_mirror import process_message as mirror_email
|
|
from zerver.decorator import JsonableError
|
|
from zerver.tornado.socket import req_redis_key
|
|
from confirmation.models import Confirmation
|
|
from zerver.lib.db import reset_queries
|
|
from zerver.lib.redis_utils import get_redis_client
|
|
from zerver.lib.str_utils import force_str
|
|
from zerver.context_processors import common_context
|
|
from zerver.lib.outgoing_webhook import do_rest_call
|
|
from zerver.models import get_bot_services
|
|
from zulip import Client
|
|
from zerver.lib.bot_lib import EmbeddedBotHandler
|
|
from zerver.outgoing_webhooks import get_outgoing_webhook_service_handler
|
|
|
|
import os
|
|
import sys
|
|
import six
|
|
import ujson
|
|
from collections import defaultdict
|
|
import email
|
|
import time
|
|
import datetime
|
|
import logging
|
|
import requests
|
|
import simplejson
|
|
from six.moves import cStringIO as StringIO
|
|
import re
|
|
import importlib
|
|
|
|
|
|
class WorkerDeclarationException(Exception):
|
|
pass
|
|
|
|
def assign_queue(queue_name, enabled=True, queue_type="consumer"):
|
|
# type: (str, bool, Optional[str]) -> Callable[[QueueProcessingWorker], QueueProcessingWorker]
|
|
def decorate(clazz):
|
|
# type: (QueueProcessingWorker) -> QueueProcessingWorker
|
|
clazz.queue_name = queue_name
|
|
if enabled:
|
|
register_worker(queue_name, clazz, queue_type)
|
|
return clazz
|
|
return decorate
|
|
|
|
worker_classes = {} # type: Dict[str, Any] # Any here should be QueueProcessingWorker type
|
|
queues = {} # type: Dict[str, Dict[str, QueueProcessingWorker]]
|
|
def register_worker(queue_name, clazz, queue_type):
|
|
# type: (str, QueueProcessingWorker, str) -> None
|
|
if queue_type not in queues:
|
|
queues[queue_type] = {}
|
|
queues[queue_type][queue_name] = clazz
|
|
worker_classes[queue_name] = clazz
|
|
|
|
def get_worker(queue_name):
|
|
# type: (str) -> QueueProcessingWorker
|
|
return worker_classes[queue_name]()
|
|
|
|
def get_active_worker_queues(queue_type=None):
|
|
# type: (Optional[str]) -> List[str]
|
|
"""Returns all the non-test worker queues."""
|
|
if queue_type is None:
|
|
return list(worker_classes.keys())
|
|
return list(queues[queue_type].keys())
|
|
|
|
class QueueProcessingWorker(object):
|
|
queue_name = None # type: str
|
|
|
|
def __init__(self):
|
|
# type: () -> None
|
|
self.q = None # type: SimpleQueueClient
|
|
if self.queue_name is None:
|
|
raise WorkerDeclarationException("Queue worker declared without queue_name")
|
|
|
|
def consume(self, data):
|
|
# type: (Mapping[str, Any]) -> None
|
|
raise WorkerDeclarationException("No consumer defined!")
|
|
|
|
def consume_wrapper(self, data):
|
|
# type: (Mapping[str, Any]) -> None
|
|
try:
|
|
self.consume(data)
|
|
except Exception:
|
|
self._log_problem()
|
|
if not os.path.exists(settings.QUEUE_ERROR_DIR):
|
|
os.mkdir(settings.QUEUE_ERROR_DIR)
|
|
fname = '%s.errors' % (self.queue_name,)
|
|
fn = os.path.join(settings.QUEUE_ERROR_DIR, fname)
|
|
line = u'%s\t%s\n' % (time.asctime(), ujson.dumps(data))
|
|
lock_fn = fn + '.lock'
|
|
with lockfile(lock_fn):
|
|
with open(fn, 'ab') as f:
|
|
f.write(line.encode('utf-8'))
|
|
reset_queries()
|
|
|
|
def _log_problem(self):
|
|
# type: () -> None
|
|
logging.exception("Problem handling data on queue %s" % (self.queue_name,))
|
|
|
|
def setup(self):
|
|
# type: () -> None
|
|
self.q = SimpleQueueClient()
|
|
|
|
def start(self):
|
|
# type: () -> None
|
|
self.q.register_json_consumer(self.queue_name, self.consume_wrapper)
|
|
self.q.start_consuming()
|
|
|
|
def stop(self):
|
|
# type: () -> None
|
|
self.q.stop_consuming()
|
|
|
|
@assign_queue('signups')
|
|
class SignupWorker(QueueProcessingWorker):
|
|
def consume(self, data):
|
|
# type: (Mapping[str, Any]) -> None
|
|
# This should clear out any invitation reminder emails
|
|
clear_followup_emails_queue(data['email_address'])
|
|
if settings.MAILCHIMP_API_KEY and settings.PRODUCTION:
|
|
endpoint = "https://%s.api.mailchimp.com/3.0/lists/%s/members" % \
|
|
(settings.MAILCHIMP_API_KEY.split('-')[1], settings.ZULIP_FRIENDS_LIST_ID)
|
|
params = dict(data)
|
|
params['list_id'] = settings.ZULIP_FRIENDS_LIST_ID
|
|
params['status'] = 'subscribed'
|
|
r = requests.post(endpoint, auth=('apikey', settings.MAILCHIMP_API_KEY), json=params, timeout=10)
|
|
if r.status_code == 400 and ujson.loads(r.text)['title'] == 'Member Exists':
|
|
logging.warning("Attempted to sign up already existing email to list: %s" %
|
|
(data['email_address'],))
|
|
else:
|
|
r.raise_for_status()
|
|
|
|
enqueue_welcome_emails(data['email_address'], data['merge_fields']['NAME'])
|
|
|
|
@assign_queue('invites')
|
|
class ConfirmationEmailWorker(QueueProcessingWorker):
|
|
def consume(self, data):
|
|
# type: (Mapping[str, Any]) -> None
|
|
invitee = get_prereg_user_by_email(data["email"])
|
|
referrer = get_user_profile_by_id(data["referrer_id"])
|
|
body = data["email_body"]
|
|
do_send_confirmation_email(invitee, referrer, body)
|
|
|
|
# queue invitation reminder for two days from now.
|
|
link = Confirmation.objects.get_link_for_object(invitee, host=referrer.realm.host)
|
|
context = common_context(referrer)
|
|
context.update({
|
|
'activate_url': link,
|
|
'referrer_name': referrer.full_name,
|
|
'referrer_email': referrer.email,
|
|
'referrer_realm_name': referrer.realm.name,
|
|
})
|
|
send_future_email(
|
|
"zerver/emails/invitation_reminder",
|
|
data["email"],
|
|
from_address=FromAddress.NOREPLY,
|
|
context=context,
|
|
delay=datetime.timedelta(days=2))
|
|
|
|
@assign_queue('user_activity')
|
|
class UserActivityWorker(QueueProcessingWorker):
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
user_profile = get_user_profile_by_id(event["user_profile_id"])
|
|
client = get_client(event["client"])
|
|
log_time = timestamp_to_datetime(event["time"])
|
|
query = event["query"]
|
|
do_update_user_activity(user_profile, client, query, log_time)
|
|
|
|
@assign_queue('user_activity_interval')
|
|
class UserActivityIntervalWorker(QueueProcessingWorker):
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
user_profile = get_user_profile_by_id(event["user_profile_id"])
|
|
log_time = timestamp_to_datetime(event["time"])
|
|
do_update_user_activity_interval(user_profile, log_time)
|
|
|
|
@assign_queue('user_presence')
|
|
class UserPresenceWorker(QueueProcessingWorker):
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
logging.info("Received event: %s" % (event),)
|
|
user_profile = get_user_profile_by_id(event["user_profile_id"])
|
|
client = get_client(event["client"])
|
|
log_time = timestamp_to_datetime(event["time"])
|
|
status = event["status"]
|
|
do_update_user_presence(user_profile, client, log_time, status)
|
|
|
|
@assign_queue('missedmessage_emails', queue_type="loop")
|
|
class MissedMessageWorker(QueueProcessingWorker):
|
|
def start(self):
|
|
# type: () -> None
|
|
while True:
|
|
missed_events = self.q.drain_queue("missedmessage_emails", json=True)
|
|
by_recipient = defaultdict(list) # type: Dict[int, List[Dict[str, Any]]]
|
|
|
|
for event in missed_events:
|
|
logging.info("Received event: %s" % (event,))
|
|
by_recipient[event['user_profile_id']].append(event)
|
|
|
|
for user_profile_id, events in by_recipient.items():
|
|
handle_missedmessage_emails(user_profile_id, events)
|
|
|
|
reset_queries()
|
|
# Aggregate all messages received every 2 minutes to let someone finish sending a batch
|
|
# of messages
|
|
time.sleep(2 * 60)
|
|
|
|
@assign_queue('missedmessage_email_senders')
|
|
class MissedMessageSendingWorker(QueueProcessingWorker):
|
|
def consume(self, data):
|
|
# type: (Mapping[str, Any]) -> None
|
|
send_email_from_dict(data)
|
|
|
|
@assign_queue('missedmessage_mobile_notifications')
|
|
class PushNotificationsWorker(QueueProcessingWorker):
|
|
def consume(self, data):
|
|
# type: (Mapping[str, Any]) -> None
|
|
handle_push_notification(data['user_profile_id'], data)
|
|
|
|
def make_feedback_client():
|
|
# type: () -> Any # Should be zulip.Client, but not necessarily importable
|
|
sys.path.append(os.path.join(os.path.dirname(__file__), '../../api'))
|
|
import zulip
|
|
return zulip.Client(
|
|
client="ZulipFeedback/0.1",
|
|
email=settings.DEPLOYMENT_ROLE_NAME,
|
|
api_key=settings.DEPLOYMENT_ROLE_KEY,
|
|
verbose=True,
|
|
site=settings.FEEDBACK_TARGET)
|
|
|
|
# We probably could stop running this queue worker at all if ENABLE_FEEDBACK is False
|
|
@assign_queue('feedback_messages')
|
|
class FeedbackBot(QueueProcessingWorker):
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
logging.info("Received feedback from %s" % (event["sender_email"],))
|
|
handle_feedback(event)
|
|
|
|
@assign_queue('error_reports')
|
|
class ErrorReporter(QueueProcessingWorker):
|
|
def start(self):
|
|
# type: () -> None
|
|
if settings.DEPLOYMENT_ROLE_KEY:
|
|
self.staging_client = make_feedback_client()
|
|
self.staging_client._register(
|
|
'forward_error',
|
|
method='POST',
|
|
url='deployments/report_error',
|
|
make_request=(lambda type, report: {'type': type, 'report': simplejson.dumps(report)}),
|
|
)
|
|
QueueProcessingWorker.start(self)
|
|
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
logging.info("Processing traceback with type %s for %s" % (event['type'], event.get('user_email')))
|
|
if settings.DEPLOYMENT_ROLE_KEY:
|
|
self.staging_client.forward_error(event['type'], event['report'])
|
|
elif settings.ERROR_REPORTING:
|
|
do_report_error(event['report']['host'], event['type'], event['report'])
|
|
|
|
@assign_queue('slow_queries', queue_type="loop")
|
|
class SlowQueryWorker(QueueProcessingWorker):
|
|
def start(self):
|
|
# type: () -> None
|
|
while True:
|
|
self.process_one_batch()
|
|
# Aggregate all slow query messages in 1-minute chunks to avoid message spam
|
|
time.sleep(1 * 60)
|
|
|
|
def process_one_batch(self):
|
|
# type: () -> None
|
|
slow_queries = self.q.drain_queue("slow_queries", json=True)
|
|
|
|
if settings.ERROR_BOT is None:
|
|
return
|
|
|
|
if len(slow_queries) > 0:
|
|
topic = "%s: slow queries" % (settings.EXTERNAL_HOST,)
|
|
|
|
content = ""
|
|
for query in slow_queries:
|
|
content += " %s\n" % (query,)
|
|
|
|
error_bot_realm = get_system_bot(settings.ERROR_BOT).realm
|
|
internal_send_message(error_bot_realm, settings.ERROR_BOT,
|
|
"stream", "logs", topic, content)
|
|
|
|
reset_queries()
|
|
|
|
@assign_queue("message_sender")
|
|
class MessageSenderWorker(QueueProcessingWorker):
|
|
def __init__(self):
|
|
# type: () -> None
|
|
super(MessageSenderWorker, self).__init__()
|
|
self.redis_client = get_redis_client()
|
|
self.handler = BaseHandler()
|
|
self.handler.load_middleware()
|
|
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
server_meta = event['server_meta']
|
|
|
|
environ = {
|
|
'REQUEST_METHOD': 'SOCKET',
|
|
'SCRIPT_NAME': '',
|
|
'PATH_INFO': '/json/messages',
|
|
'SERVER_NAME': '127.0.0.1',
|
|
'SERVER_PORT': 9993,
|
|
'SERVER_PROTOCOL': 'ZULIP_SOCKET/1.0',
|
|
'wsgi.version': (1, 0),
|
|
'wsgi.input': StringIO(),
|
|
'wsgi.errors': sys.stderr,
|
|
'wsgi.multithread': False,
|
|
'wsgi.multiprocess': True,
|
|
'wsgi.run_once': False,
|
|
'zulip.emulated_method': 'POST'
|
|
}
|
|
|
|
if 'socket_user_agent' in event['request']:
|
|
environ['HTTP_USER_AGENT'] = event['request']['socket_user_agent']
|
|
del event['request']['socket_user_agent']
|
|
|
|
# We're mostly using a WSGIRequest for convenience
|
|
environ.update(server_meta['request_environ'])
|
|
request = WSGIRequest(environ)
|
|
# Note: If we ever support non-POST methods, we'll need to change this.
|
|
request._post = event['request']
|
|
request.csrf_processing_done = True
|
|
|
|
user_profile = get_user_profile_by_id(server_meta['user_id'])
|
|
request._cached_user = user_profile
|
|
|
|
resp = self.handler.get_response(request)
|
|
server_meta['time_request_finished'] = time.time()
|
|
server_meta['worker_log_data'] = request._log_data
|
|
|
|
resp_content = resp.content.decode('utf-8')
|
|
result = {'response': ujson.loads(resp_content), 'req_id': event['req_id'],
|
|
'server_meta': server_meta}
|
|
|
|
redis_key = req_redis_key(event['req_id'])
|
|
self.redis_client.hmset(redis_key, {'status': 'complete',
|
|
'response': resp_content})
|
|
|
|
queue_json_publish(server_meta['return_queue'], result, lambda e: None)
|
|
|
|
@assign_queue('digest_emails')
|
|
class DigestWorker(QueueProcessingWorker):
|
|
# Who gets a digest is entirely determined by the enqueue_digest_emails
|
|
# management command, not here.
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
logging.info("Received digest event: %s" % (event,))
|
|
handle_digest_email(event["user_profile_id"], event["cutoff"])
|
|
|
|
@assign_queue('email_mirror')
|
|
class MirrorWorker(QueueProcessingWorker):
|
|
# who gets a digest is entirely determined by the enqueue_digest_emails
|
|
# management command, not here.
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
message = force_str(event["message"])
|
|
mirror_email(email.message_from_string(message),
|
|
rcpt_to=event["rcpt_to"], pre_checked=True)
|
|
|
|
@assign_queue('test', queue_type="test")
|
|
class TestWorker(QueueProcessingWorker):
|
|
# This worker allows you to test the queue worker infrastructure without
|
|
# creating significant side effects. It can be useful in development or
|
|
# for troubleshooting prod/staging. It pulls a message off the test queue
|
|
# and appends it to a file in /tmp.
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
fn = settings.ZULIP_WORKER_TEST_FILE
|
|
message = ujson.dumps(event)
|
|
logging.info("TestWorker should append this message to %s: %s" % (fn, message))
|
|
with open(fn, 'a') as f:
|
|
f.write(message + '\n')
|
|
|
|
@assign_queue('embed_links')
|
|
class FetchLinksEmbedData(QueueProcessingWorker):
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
for url in event['urls']:
|
|
url_preview.get_link_embed_data(url)
|
|
|
|
message = Message.objects.get(id=event['message_id'])
|
|
# If the message changed, we will run this task after updating the message
|
|
# in zerver.views.messages.update_message_backend
|
|
if message.content != event['message_content']:
|
|
return
|
|
if message.content is not None:
|
|
ums = UserMessage.objects.filter(
|
|
message=message.id).select_related("user_profile")
|
|
message_users = {um.user_profile for um in ums}
|
|
|
|
# Fetch the realm whose settings we're using for rendering
|
|
realm = Realm.objects.get(id=event['message_realm_id'])
|
|
|
|
# If rendering fails, the called code will raise a JsonableError.
|
|
rendered_content = render_incoming_message(
|
|
message,
|
|
message.content,
|
|
message_users,
|
|
realm)
|
|
do_update_embedded_data(
|
|
message.sender, message, message.content, rendered_content)
|
|
|
|
@assign_queue('outgoing_webhooks')
|
|
class OutgoingWebhookWorker(QueueProcessingWorker):
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
message = event['message']
|
|
dup_event = cast(Dict[str, Any], event)
|
|
dup_event['command'] = message['content']
|
|
|
|
services = get_bot_services(event['user_profile_id'])
|
|
for service in services:
|
|
dup_event['service_name'] = str(service.name)
|
|
dup_event['base_url'] = str(service.base_url)
|
|
service_handler = get_outgoing_webhook_service_handler(service)
|
|
rest_operation, request_data = service_handler.process_event(dup_event)
|
|
do_rest_call(rest_operation, request_data, dup_event, service_handler)
|
|
|
|
@assign_queue('embedded_bots')
|
|
class EmbeddedBotWorker(QueueProcessingWorker):
|
|
|
|
def get_bot_api_client(self, user_profile):
|
|
# type: (UserProfile) -> EmbeddedBotHandler
|
|
return EmbeddedBotHandler(user_profile)
|
|
|
|
def get_bot_handler(self, service):
|
|
# type: (Service) -> Any
|
|
bot_module_name = 'bots_api.bots.%s.%s' % (service.name, service.name)
|
|
bot_module = importlib.import_module(bot_module_name) # type: Any
|
|
return bot_module.handler_class()
|
|
|
|
# TODO: Handle stateful bots properly
|
|
def get_state_handler(self):
|
|
# type: () -> StateHandler
|
|
return StateHandler()
|
|
|
|
def consume(self, event):
|
|
# type: (Mapping[str, Any]) -> None
|
|
user_profile_id = event['user_profile_id']
|
|
user_profile = get_user_profile_by_id(user_profile_id)
|
|
|
|
message = cast(Dict[str, Any], event['message'])
|
|
|
|
# TODO: Do we actually want to allow multiple Services per bot user?
|
|
services = get_bot_services(user_profile_id)
|
|
for service in services:
|
|
self.get_bot_handler(service).handle_message(
|
|
message=message,
|
|
client=self.get_bot_api_client(user_profile),
|
|
state_handler=self.get_state_handler())
|