dify/api/extensions/ext_celery.py

94 lines
3.0 KiB
Python

from datetime import timedelta
import pytz
from celery import Celery, Task
from celery.schedules import crontab
from flask import Flask
from configs import dify_config
def init_app(app: Flask) -> Celery:
class FlaskTask(Task):
def __call__(self, *args: object, **kwargs: object) -> object:
with app.app_context():
return self.run(*args, **kwargs)
broker_transport_options = {}
if dify_config.CELERY_USE_SENTINEL:
broker_transport_options = {
"master_name": dify_config.CELERY_SENTINEL_MASTER_NAME,
"sentinel_kwargs": {
"socket_timeout": dify_config.CELERY_SENTINEL_SOCKET_TIMEOUT,
},
}
celery_app = Celery(
app.name,
task_cls=FlaskTask,
broker=dify_config.CELERY_BROKER_URL,
backend=dify_config.CELERY_BACKEND,
task_ignore_result=True,
)
# Add SSL options to the Celery configuration
ssl_options = {
"ssl_cert_reqs": None,
"ssl_ca_certs": None,
"ssl_certfile": None,
"ssl_keyfile": None,
}
celery_app.conf.update(
result_backend=dify_config.CELERY_RESULT_BACKEND,
broker_transport_options=broker_transport_options,
broker_connection_retry_on_startup=True,
worker_log_format=dify_config.LOG_FORMAT,
worker_task_log_format=dify_config.LOG_FORMAT,
worker_hijack_root_logger=False,
timezone=pytz.timezone(dify_config.LOG_TZ),
)
if dify_config.BROKER_USE_SSL:
celery_app.conf.update(
broker_use_ssl=ssl_options, # Add the SSL options to the broker configuration
)
if dify_config.LOG_FILE:
celery_app.conf.update(
worker_logfile=dify_config.LOG_FILE,
)
celery_app.set_default()
app.extensions["celery"] = celery_app
imports = [
"schedule.clean_embedding_cache_task",
"schedule.clean_unused_datasets_task",
"schedule.create_tidb_serverless_task",
"schedule.update_tidb_serverless_status_task",
]
day = dify_config.CELERY_BEAT_SCHEDULER_TIME
beat_schedule = {
"clean_embedding_cache_task": {
"task": "schedule.clean_embedding_cache_task.clean_embedding_cache_task",
"schedule": timedelta(days=day),
},
"clean_unused_datasets_task": {
"task": "schedule.clean_unused_datasets_task.clean_unused_datasets_task",
"schedule": timedelta(days=day),
},
"create_tidb_serverless_task": {
"task": "schedule.create_tidb_serverless_task.create_tidb_serverless_task",
"schedule": crontab(minute="0", hour="*"),
},
"update_tidb_serverless_status_task": {
"task": "schedule.update_tidb_serverless_status_task.update_tidb_serverless_status_task",
"schedule": crontab(minute="30", hour="*"),
},
}
celery_app.conf.update(beat_schedule=beat_schedule, imports=imports)
return celery_app