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95 lines
3.3 KiB
Python
95 lines
3.3 KiB
Python
# ========= Copyright 2025-2026 @ Eigent.ai All Rights Reserved. =========
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ========= Copyright 2025-2026 @ Eigent.ai All Rights Reserved. =========
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"""Rate limiting utilities for triggers."""
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from datetime import datetime, timedelta, timezone
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from typing import TYPE_CHECKING
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import logging
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from sqlmodel import select, and_
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from app.model.trigger.trigger_execution import TriggerExecution
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from app.core.environment import env
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logger = logging.getLogger("server_trigger_utils")
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if TYPE_CHECKING:
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from sqlmodel import Session
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from app.model.trigger.trigger import Trigger
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# Environment variable configuration with defaults
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MAX_DISPATCH_PER_TICK = int(env("TRIGGER_SCHEDULE_MAX_DISPATCH_PER_TICK", "0")) # Max triggers to dispatch per tick
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SCHEDULED_FETCH_BATCH_SIZE = int(env("TRIGGER_SCHEDULE_POLLER_BATCH_SIZE", "100")) # Fetch batch size
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def check_rate_limits(session: "Session", trigger: "Trigger") -> bool:
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"""
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Check if trigger execution is within rate limits.
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Args:
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session: Database session
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trigger: The trigger to check rate limits for
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Returns:
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True if execution is allowed, False if rate limited
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"""
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current_time = datetime.now(timezone.utc)
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# Check hourly limit
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if trigger.max_executions_per_hour:
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hour_ago = current_time - timedelta(hours=1)
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hourly_count = session.exec(
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select(TriggerExecution).where(
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and_(
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TriggerExecution.trigger_id == trigger.id,
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TriggerExecution.created_at >= hour_ago
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)
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)
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).all()
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if len(hourly_count) >= trigger.max_executions_per_hour:
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logger.warning(
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"Trigger hourly rate limit exceeded",
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extra={
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"trigger_id": trigger.id,
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"limit": trigger.max_executions_per_hour,
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"current_count": len(hourly_count)
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}
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)
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return False
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# Check daily limit
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if trigger.max_executions_per_day:
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day_ago = current_time - timedelta(days=1)
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daily_count = session.exec(
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select(TriggerExecution).where(
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and_(
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TriggerExecution.trigger_id == trigger.id,
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TriggerExecution.created_at >= day_ago
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)
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)
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).all()
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if len(daily_count) >= trigger.max_executions_per_day:
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logger.warning(
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"Trigger daily rate limit exceeded",
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extra={
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"trigger_id": trigger.id,
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"limit": trigger.max_executions_per_day,
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"current_count": len(daily_count)
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}
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)
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return False
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return True
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