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- 新增 README_CN.md 中文文档 - 新增 frontend/ Vue 3 前端项目 - 新增 web/ FastAPI 后端项目 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
"""Configuration module for BtToxin Pipeline Web Backend.
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Defines System Constraints and environment variable configuration.
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Requirements: 7.5
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"""
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import os
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from dataclasses import dataclass
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from typing import List
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@dataclass(frozen=True)
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class SystemConstraints:
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"""System constraints and limits for the BtToxin Pipeline Web application."""
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# Upload and storage limits
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MAX_UPLOAD_SIZE: int = 50 * 1024 * 1024 # 50 MB
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MIN_FREE_DISK_GB: int = 20 # Minimum free disk space in GB
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MAX_TOTAL_STORAGE_GB: int = 500 # Maximum total storage in GB
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# Task execution limits
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TASK_TIMEOUT: int = 6 * 60 * 60 # 6 hours in seconds (21600)
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TASK_THREADS: int = 4 # Default threads per task
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# Concurrency and queue limits
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WORKER_CONCURRENCY: int = 32 # Celery worker process concurrency
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MAX_ACTIVE_PIPELINES: int = 4 # Max concurrent Digger containers
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QUEUE_MAX_LENGTH: int = 1000 # Maximum queue length
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# Data retention
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RESULT_RETENTION_DAYS: int = 30 # Results kept for 30 days
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# Allowed file extensions
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ALLOWED_EXTENSIONS: tuple = (".fna", ".fa", ".fasta")
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# Valid nucleotide characters (uppercase and lowercase)
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VALID_NUCLEOTIDES: frozenset = frozenset("ATGCNatgcn")
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class Settings:
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"""Application settings loaded from environment variables."""
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def __init__(self):
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# Redis configuration
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self.redis_url: str = os.getenv("REDIS_URL", "redis://localhost:6379/0")
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# Jobs directory
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self.jobs_dir: str = os.getenv("JOBS_DIR", "/data/jobs")
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# Task execution settings (can override SystemConstraints defaults)
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self.task_timeout: int = int(
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os.getenv("TASK_TIMEOUT", str(SystemConstraints.TASK_TIMEOUT))
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)
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self.max_active_pipelines: int = int(
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os.getenv("MAX_ACTIVE_PIPELINES", str(SystemConstraints.MAX_ACTIVE_PIPELINES))
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)
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self.task_threads: int = int(
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os.getenv("TASK_THREADS", str(SystemConstraints.TASK_THREADS))
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)
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self.worker_concurrency: int = int(
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os.getenv("WORKER_CONCURRENCY", str(SystemConstraints.WORKER_CONCURRENCY))
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)
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# CORS settings
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self.cors_origins: List[str] = os.getenv(
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"CORS_ORIGINS", "*"
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).split(",")
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# API settings
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self.api_prefix: str = "/api/v1"
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self.debug: bool = os.getenv("DEBUG", "false").lower() == "true"
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# Global settings instance
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settings = Settings()
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# Global constraints instance
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constraints = SystemConstraints() |