dify/api/schedule/queue_monitor_task.py
-LAN- 0f4809b9b8
refactor: centralize email internationalization handling (#22752)
Co-authored-by: Claude <noreply@anthropic.com>
2025-07-23 00:26:00 +08:00

64 lines
2.4 KiB
Python

import logging
from datetime import datetime
from urllib.parse import urlparse
import click
from redis import Redis
import app
from configs import dify_config
from extensions.ext_database import db
from libs.email_i18n import EmailType, get_email_i18n_service
# Create a dedicated Redis connection (using the same configuration as Celery)
celery_broker_url = dify_config.CELERY_BROKER_URL
parsed = urlparse(celery_broker_url)
host = parsed.hostname or "localhost"
port = parsed.port or 6379
password = parsed.password or None
redis_db = parsed.path.strip("/") or "1" # type: ignore
celery_redis = Redis(host=host, port=port, password=password, db=redis_db)
@app.celery.task(queue="monitor")
def queue_monitor_task():
queue_name = "dataset"
threshold = dify_config.QUEUE_MONITOR_THRESHOLD
try:
queue_length = celery_redis.llen(f"{queue_name}")
logging.info(click.style(f"Start monitor {queue_name}", fg="green"))
logging.info(click.style(f"Queue length: {queue_length}", fg="green"))
if queue_length >= threshold:
warning_msg = f"Queue {queue_name} task count exceeded the limit.: {queue_length}/{threshold}"
logging.warning(click.style(warning_msg, fg="red"))
alter_emails = dify_config.QUEUE_MONITOR_ALERT_EMAILS
if alter_emails:
to_list = alter_emails.split(",")
email_service = get_email_i18n_service()
for to in to_list:
try:
current_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
email_service.send_email(
email_type=EmailType.QUEUE_MONITOR_ALERT,
language_code="en-US",
to=to,
template_context={
"queue_name": queue_name,
"queue_length": queue_length,
"threshold": threshold,
"alert_time": current_time,
},
)
except Exception as e:
logging.exception(click.style("Exception occurred during sending email", fg="red"))
except Exception as e:
logging.exception(click.style("Exception occurred during queue monitoring", fg="red"))
finally:
if db.session.is_active:
db.session.close()