457 lines
16 KiB
Python
457 lines
16 KiB
Python
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#!/usr/bin/env python3
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"""
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RustFS 存储结构迁移脚本 - 完整版
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从旧结构迁移到新结构：
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旧桶: moldinsight-storage
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新桶: moldinsight/
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├── stp-files/{uuid}.stp
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├── geometry/{file_hash}.json
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├── mold-cavities/{file_hash}.json
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├── html/{file_hash}.json
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└── user-files/{uuid}.{ext}
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注意：这是rustFS，而不是minio，只是用了minio的通用S3接口
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"""
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import asyncio
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import sys
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import os
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from pathlib import Path
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from typing import Dict, List, Optional
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import json
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from datetime import datetime
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import hashlib
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# 添加项目根目录和 src 目录到 Python 路径
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project_root = Path(__file__).parent
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src_root = project_root / "src"
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sys.path.insert(0, str(project_root))
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sys.path.insert(0, str(src_root))
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from storage.rustfs_storage import RustFSManager
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from config.settings import settings
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from utils.logger import get_logger
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logger = get_logger(__name__)
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class RustFSMigration:
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"""RustFS 存储结构迁移器"""
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def __init__(self):
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self.rustfs = RustFSManager()
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self.is_connected = False
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# 旧桶名称
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self.old_bucket = 'moldinsight-storage'
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# 新桶名称
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self.new_bucket = 'moldinsight'
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# 文件类型前缀映射
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self.file_type_mapping = {
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'stp-files': 'stp_files',
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'geometry': 'geometry_data',
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'mold-cavities': 'mold_cavities',
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'html': 'html_files',
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'user-files': 'user_files'
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}
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async def connect(self):
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"""连接到 RustFS"""
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try:
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await self.rustfs.connect(
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endpoint=settings.RUSTFS_ENDPOINT,
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access_key=settings.RUSTFS_ACCESS_KEY,
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secret_key=settings.RUSTFS_SECRET_KEY,
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timeout=settings.RUSTFS_TIMEOUT
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)
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self.is_connected = True
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logger.info("RustFS 连接成功")
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return True
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except Exception as e:
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logger.error(f"RustFS 连接失败: {e}")
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return False
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async def close(self):
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"""关闭连接"""
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await self.rustfs.close()
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self.is_connected = False
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logger.info("RustFS 连接已关闭")
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async def list_all_buckets(self) -> List[str]:
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"""列出所有桶"""
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if not self.is_connected:
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raise RuntimeError("RustFS 未连接")
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try:
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buckets = self.rustfs.client.list_buckets()
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bucket_names = [bucket.name for bucket in buckets]
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logger.info(f"当前存在的桶: {bucket_names}")
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return bucket_names
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except Exception as e:
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logger.error(f"列出桶失败: {e}")
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return []
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async def check_old_bucket_files(self) -> List[Dict]:
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"""检查旧桶中的所有文件"""
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if not self.is_connected:
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raise RuntimeError("RustFS 未连接")
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try:
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# 检查旧桶是否存在
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if not self.rustfs.client.bucket_exists(self.old_bucket):
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logger.info(f"旧桶不存在: {self.old_bucket}")
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return []
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# 列出所有文件
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objects = self.rustfs.client.list_objects(self.old_bucket, recursive=True)
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files = []
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for obj in objects:
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files.append({
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'object_key': obj.object_name,
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'size': obj.size,
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'last_modified': obj.last_modified,
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'etag': obj.etag
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})
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logger.info(f"旧桶 {self.old_bucket} 包含 {len(files)} 个文件")
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return files
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except Exception as e:
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logger.error(f"检查旧桶文件失败: {e}")
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return []
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async def ensure_new_bucket(self):
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"""确保新桶存在"""
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if not self.is_connected:
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raise RuntimeError("RustFS 未连接")
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try:
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if not self.rustfs.client.bucket_exists(self.new_bucket):
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self.rustfs.client.make_bucket(self.new_bucket)
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logger.info(f"创建新桶: {self.new_bucket}")
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else:
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logger.info(f"新桶已存在: {self.new_bucket}")
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except Exception as e:
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logger.error(f"确保新桶存在失败: {e}")
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raise
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async def migrate_file(self, old_object_key: str) -> bool:
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"""迁移单个文件到新结构"""
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try:
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# 下载旧文件
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response = self.rustfs.client.get_object(self.old_bucket, old_object_key)
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file_data = response.read()
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response.close()
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response.release_conn()
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# 解析旧对象键，确定文件类型
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# 旧格式: moldinsight/{文件类型}/{文件名} 或 {文件类型}/{文件名}
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parts = old_object_key.split('/')
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# 确定文件类型和新对象键
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if len(parts) >= 2:
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# 可能是 moldinsight/{类型}/{文件} 或 {类型}/{文件}
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if parts[0] == 'moldinsight' and len(parts) >= 3:
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# moldinsight/{类型}/{文件}
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old_type = parts[1]
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filename = parts[2]
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elif parts[0] in self.file_type_mapping:
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# {类型}/{文件}
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old_type = parts[0]
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filename = parts[1]
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else:
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# 无法识别的格式，使用默认
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old_type = 'misc'
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filename = parts[-1]
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else:
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old_type = 'misc'
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filename = parts[-1]
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# 根据旧类型确定新类型
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new_type = old_type # 默认保持不变
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# 生成新对象键
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if old_type in self.file_type_mapping:
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# 直接使用类型名作为目录
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new_object_key = f"{old_type}/{filename}"
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else:
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# 其他文件放到misc目录
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new_object_key = f"misc/{filename}"
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# 上传到新桶
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self.rustfs.client.put_object(
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self.new_bucket,
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new_object_key,
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data=file_data,
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length=len(file_data),
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content_type='application/octet-stream'
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)
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logger.info(f"文件迁移成功: {self.old_bucket}/{old_object_key} -> {self.new_bucket}/{new_object_key}")
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return True
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except Exception as e:
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logger.error(f"文件迁移失败 {old_object_key}: {e}")
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return False
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async def migrate_all_files(self) -> Dict[str, any]:
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"""迁移所有文件"""
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if not self.is_connected:
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raise RuntimeError("RustFS 未连接")
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migration_result = {
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'total_files': 0,
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'successful': 0,
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'failed': 0,
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'failed_files': []
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}
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try:
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# 获取所有文件
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files = await self.check_old_bucket_files()
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migration_result['total_files'] = len(files)
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if len(files) == 0:
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logger.info("旧桶中没有文件需要迁移")
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return migration_result
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logger.info(f"开始迁移 {len(files)} 个文件...")
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for file_info in files:
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old_object_key = file_info['object_key']
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success = await self.migrate_file(old_object_key)
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if success:
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migration_result['successful'] += 1
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else:
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migration_result['failed'] += 1
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migration_result['failed_files'].append(old_object_key)
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logger.info(f"迁移完成: 成功 {migration_result['successful']}, 失败 {migration_result['failed']}")
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except Exception as e:
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logger.error(f"文件迁移失败: {e}")
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return migration_result
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async def delete_old_bucket(self) -> bool:
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"""删除旧桶及其所有文件"""
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if not self.is_connected:
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raise RuntimeError("RustFS 未连接")
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try:
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# 检查桶是否存在
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if not self.rustfs.client.bucket_exists(self.old_bucket):
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logger.info(f"旧桶不存在，无需删除: {self.old_bucket}")
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return True
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# 列出所有文件
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objects = list(self.rustfs.client.list_objects(self.old_bucket, recursive=True))
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if len(objects) > 0:
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logger.info(f"删除旧桶中的 {len(objects)} 个文件...")
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# 删除所有文件
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for obj in objects:
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self.rustfs.client.remove_object(self.old_bucket, obj.object_name)
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logger.debug(f"删除文件: {obj.object_name}")
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# 删除空桶
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self.rustfs.client.remove_bucket(self.old_bucket)
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logger.info(f"旧桶删除成功: {self.old_bucket}")
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return True
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except Exception as e:
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logger.error(f"删除旧桶失败 {self.old_bucket}: {e}")
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return False
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async def list_new_bucket_structure(self) -> Dict[str, List[str]]:
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"""列出新桶的文件结构"""
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if not self.is_connected:
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raise RuntimeError("RustFS 未连接")
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try:
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if not self.rustfs.client.bucket_exists(self.new_bucket):
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return {}
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objects = self.rustfs.client.list_objects(self.new_bucket, recursive=True)
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structure = {
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'stp-files': [],
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'geometry': [],
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'mold-cavities': [],
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'html': [],
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'user-files': [],
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'misc': []
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}
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for obj in objects:
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parts = obj.object_name.split('/')
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if len(parts) >= 2:
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file_type = parts[0]
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if file_type in structure:
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structure[file_type].append(obj.object_name)
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else:
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structure['misc'].append(obj.object_name)
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return structure
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except Exception as e:
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logger.error(f"列出新桶结构失败: {e}")
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return {}
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async def run_migration(self, delete_old_bucket: bool = False) -> Dict[str, any]:
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"""运行完整迁移流程"""
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migration_summary = {
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'start_time': datetime.now().isoformat(),
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'connection_status': False,
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'all_buckets': [],
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'old_bucket_files': [],
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'migration_results': {},
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'new_bucket_structure': {},
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'deletion_result': False,
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'end_time': None,
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'status': 'failed'
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}
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try:
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# 1. 连接
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logger.info("=== RustFS 存储结构迁移开始 ===")
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connection_result = await self.connect()
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if not connection_result:
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raise RuntimeError("无法连接到 RustFS")
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migration_summary['connection_status'] = True
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# 2. 列出所有桶
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logger.info("1. 检查桶状态...")
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all_buckets = await self.list_all_buckets()
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migration_summary['all_buckets'] = all_buckets
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# 3. 检查旧桶文件
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logger.info("2. 检查旧桶文件...")
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old_bucket_files = await self.check_old_bucket_files()
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migration_summary['old_bucket_files'] = old_bucket_files
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if not old_bucket_files:
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logger.info("旧桶中没有文件，跳过迁移")
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migration_summary['status'] = 'completed'
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migration_summary['end_time'] = datetime.now().isoformat()
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return migration_summary
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# 4. 确保新桶存在
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logger.info("3. 确保新桶存在...")
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await self.ensure_new_bucket()
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# 5. 执行迁移
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logger.info("4. 开始迁移文件...")
|
|||
|
|
migration_results = await self.migrate_all_files()
|
|||
|
|
migration_summary['migration_results'] = migration_results
|
|||
|
|
|
|||
|
|
# 6. 检查新桶结构
|
|||
|
|
logger.info("5. 检查新桶结构...")
|
|||
|
|
new_bucket_structure = await self.list_new_bucket_structure()
|
|||
|
|
migration_summary['new_bucket_structure'] = new_bucket_structure
|
|||
|
|
|
|||
|
|
# 7. 可选：删除旧桶
|
|||
|
|
if delete_old_bucket:
|
|||
|
|
logger.info("6. 删除旧桶...")
|
|||
|
|
deletion_result = await self.delete_old_bucket()
|
|||
|
|
migration_summary['deletion_result'] = deletion_result
|
|||
|
|
else:
|
|||
|
|
logger.info("6. 保留旧桶（跳过删除）")
|
|||
|
|
|
|||
|
|
# 8. 完成
|
|||
|
|
migration_summary['status'] = 'completed'
|
|||
|
|
migration_summary['end_time'] = datetime.now().isoformat()
|
|||
|
|
|
|||
|
|
logger.info("=== RustFS 存储结构迁移完成 ===")
|
|||
|
|
|
|||
|
|
return migration_summary
|
|||
|
|
|
|||
|
|
except Exception as e:
|
|||
|
|
migration_summary['error'] = str(e)
|
|||
|
|
migration_summary['end_time'] = datetime.now().isoformat()
|
|||
|
|
logger.error(f"迁移失败: {e}")
|
|||
|
|
return migration_summary
|
|||
|
|
|
|||
|
|
finally:
|
|||
|
|
await self.close()
|
|||
|
|
|
|||
|
|
|
|||
|
|
async def main():
|
|||
|
|
"""主函数"""
|
|||
|
|
migration = RustFSMigration()
|
|||
|
|
|
|||
|
|
print("=== RustFS 存储结构迁移工具 ===")
|
|||
|
|
print("注意：这是rustFS，而不是minio，只是用了minio的通用S3接口")
|
|||
|
|
print()
|
|||
|
|
print("从旧结构迁移到新结构：")
|
|||
|
|
print(" 旧桶: moldinsight-storage")
|
|||
|
|
print(" 新桶: moldinsight/")
|
|||
|
|
print(" ├── stp-files/")
|
|||
|
|
print(" ├── geometry/")
|
|||
|
|
print(" ├── mold-cavities/")
|
|||
|
|
print(" ├── html/")
|
|||
|
|
print(" └── user-files/")
|
|||
|
|
print()
|
|||
|
|
|
|||
|
|
# 询问是否删除旧桶
|
|||
|
|
delete_old = input("是否在迁移完成后删除旧桶 moldinsight-storage？(y/N): ").strip().lower() == 'y'
|
|||
|
|
|
|||
|
|
print("\n开始迁移...")
|
|||
|
|
|
|||
|
|
# 运行迁移
|
|||
|
|
result = await migration.run_migration(delete_old_bucket=delete_old)
|
|||
|
|
|
|||
|
|
# 输出结果摘要
|
|||
|
|
print("\n=== 迁移结果摘要 ===")
|
|||
|
|
print(f"状态: {result['status']}")
|
|||
|
|
print(f"开始时间: {result['start_time']}")
|
|||
|
|
print(f"结束时间: {result['end_time']}")
|
|||
|
|
|
|||
|
|
if 'error' in result:
|
|||
|
|
print(f"错误: {result['error']}")
|
|||
|
|
|
|||
|
|
# 桶列表
|
|||
|
|
print("\n--- 当前桶列表 ---")
|
|||
|
|
for bucket in result['all_buckets']:
|
|||
|
|
print(f" - {bucket}")
|
|||
|
|
|
|||
|
|
# 旧桶文件统计
|
|||
|
|
print(f"\n--- 旧桶文件统计 ---")
|
|||
|
|
print(f"旧桶 {migration.old_bucket} 包含 {len(result['old_bucket_files'])} 个文件")
|
|||
|
|
|
|||
|
|
# 迁移结果
|
|||
|
|
print("\n--- 迁移结果 ---")
|
|||
|
|
migration_result = result['migration_results']
|
|||
|
|
print(f"总文件数: {migration_result['total_files']}")
|
|||
|
|
print(f"成功: {migration_result['successful']}")
|
|||
|
|
print(f"失败: {migration_result['failed']}")
|
|||
|
|
|
|||
|
|
if migration_result['failed'] > 0:
|
|||
|
|
print("\n失败的文件:")
|
|||
|
|
for failed_file in migration_result['failed_files']:
|
|||
|
|
print(f" - {failed_file}")
|
|||
|
|
|
|||
|
|
# 新桶结构
|
|||
|
|
print("\n--- 新桶文件结构 ---")
|
|||
|
|
for file_type, files in result['new_bucket_structure'].items():
|
|||
|
|
if files:
|
|||
|
|
print(f"{file_type}: {len(files)} 个文件")
|
|||
|
|
|
|||
|
|
# 删除结果
|
|||
|
|
if 'deletion_result' in result:
|
|||
|
|
status = "成功" if result['deletion_result'] else "失败"
|
|||
|
|
print(f"\n--- 旧桶删除结果 ---")
|
|||
|
|
print(f"旧桶 {migration.old_bucket} 删除: {status}")
|
|||
|
|
|
|||
|
|
print("\n=== 迁移完成 ===")
|
|||
|
|
|
|||
|
|
|
|||
|
|
if __name__ == "__main__":
|
|||
|
|
asyncio.run(main())
|