Feat/clean message records (#10588)

api/schedule/clean_messages.py

@@ -0,0 +1,79 @@
+import datetime
+import time
+
+import click
+from werkzeug.exceptions import NotFound
+
+import app
+from configs import dify_config
+from extensions.ext_database import db
+from extensions.ext_redis import redis_client
+from models.model import (
+    App,
+    Message,
+    MessageAgentThought,
+    MessageAnnotation,
+    MessageChain,
+    MessageFeedback,
+    MessageFile,
+)
+from models.web import SavedMessage
+from services.feature_service import FeatureService
+
+
+@app.celery.task(queue="dataset")
+def clean_messages():
+    click.echo(click.style("Start clean messages.", fg="green"))
+    start_at = time.perf_counter()
+    plan_sandbox_clean_message_day = datetime.datetime.now() - datetime.timedelta(
+        days=dify_config.PLAN_SANDBOX_CLEAN_MESSAGE_DAY_SETTING
+    )
+    page = 1
+    while True:
+        try:
+            # Main query with join and filter
+            messages = (
+                db.session.query(Message)
+                .filter(Message.created_at < plan_sandbox_clean_message_day)
+                .order_by(Message.created_at.desc())
+                .paginate(page=page, per_page=100)
+            )
+
+        except NotFound:
+            break
+        if messages.items is None or len(messages.items) == 0:
+            break
+        for message in messages.items:
+            app = App.query.filter_by(id=message.app_id).first()
+            features_cache_key = f"features:{app.tenant_id}"
+            plan_cache = redis_client.get(features_cache_key)
+            if plan_cache is None:
+                features = FeatureService.get_features(app.tenant_id)
+                redis_client.setex(features_cache_key, 600, features.billing.subscription.plan)
+                plan = features.billing.subscription.plan
+            else:
+                plan = plan_cache.decode()
+            if plan == "sandbox":
+                # clean related message
+                db.session.query(MessageFeedback).filter(MessageFeedback.message_id == message.id).delete(
+                    synchronize_session=False
+                )
+                db.session.query(MessageAnnotation).filter(MessageAnnotation.message_id == message.id).delete(
+                    synchronize_session=False
+                )
+                db.session.query(MessageChain).filter(MessageChain.message_id == message.id).delete(
+                    synchronize_session=False
+                )
+                db.session.query(MessageAgentThought).filter(MessageAgentThought.message_id == message.id).delete(
+                    synchronize_session=False
+                )
+                db.session.query(MessageFile).filter(MessageFile.message_id == message.id).delete(
+                    synchronize_session=False
+                )
+                db.session.query(SavedMessage).filter(SavedMessage.message_id == message.id).delete(
+                    synchronize_session=False
+                )
+                db.session.query(Message).filter(Message.id == message.id).delete()
+                db.session.commit()
+    end_at = time.perf_counter()
+    click.echo(click.style("Cleaned unused dataset from db success latency: {}".format(end_at - start_at), fg="green"))