570 lines
21 KiB
Python
570 lines
21 KiB
Python
# services/storage_integration_rustfs.py
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"""存储集成服务 - 协调 PostgreSQL 和 RustFS"""
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select, update
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from pathlib import Path
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from typing import Optional, Dict, Any
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import json
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from datetime import datetime
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from models.database import (
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STPFile, GeometryData, MeshData, MoldCavityData,
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HTMLFile, ProcessingTask, User,
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FeatureDetection, DesignRecommendation,
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UserActivity, SystemLog
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)
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from storage.rustfs_storage import rustfs_manager
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from utils.logger import get_logger
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logger = get_logger(__name__)
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class StorageIntegrationService:
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"""存储集成服务 - PostgreSQL + RustFS"""
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async def save_stp_file(self, session: AsyncSession,
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file_path: Path,
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original_filename: str,
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user_id: Optional[int] = None) -> STPFile:
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"""保存STP文件到PostgreSQL元数据 + RustFS对象存储"""
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# 1. 上传到RustFS
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upload_result = await rustfs_manager.upload_file(
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file_type='stp_files',
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file_path=file_path,
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original_filename=original_filename,
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metadata={
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'original_filename': original_filename,
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'user_id': str(user_id) if user_id else 'anonymous'
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}
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)
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file_hash = upload_result['file_hash']
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# 2. 检查是否已存在相同文件
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existing_file = await session.execute(
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select(STPFile).where(STPFile.file_hash == file_hash)
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)
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existing_file = existing_file.scalar_one_or_none()
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if existing_file:
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logger.info(f"文件已存在，返回现有记录: {existing_file.id}")
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return existing_file
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# 3. 创建新PostgreSQL记录
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stp_file = STPFile(
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user_id=user_id,
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object_key=upload_result['object_key'],
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storage_bucket=upload_result['bucket'],
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original_filename=original_filename,
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file_size=upload_result['file_size'],
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file_hash=file_hash,
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status="uploaded",
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file_path=str(file_path) # 保留本地路径以兼容
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)
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session.add(stp_file)
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await session.commit()
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await session.refresh(stp_file)
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logger.info(f"STP文件保存成功 RustFS: {stp_file.id}")
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return stp_file
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async def create_processing_task(self, session: AsyncSession,
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task_id: str,
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stp_file_id: int,
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task_type: str = "stp_parsing") -> ProcessingTask:
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"""创建处理任务记录"""
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try:
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task = ProcessingTask(
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task_id=task_id,
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stp_file_id=stp_file_id,
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task_type=task_type,
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status="pending",
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started_time=datetime.now()
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)
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session.add(task)
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await session.commit()
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await session.refresh(task)
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logger.info(f"处理任务创建成功: {task_id}")
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return task
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except Exception as e:
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await session.rollback()
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logger.error(f"创建处理任务失败: {e}")
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raise
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async def update_task_status(
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self,
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session: AsyncSession,
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task_id: str,
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status: str,
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progress: Optional[int] = None,
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current_step: Optional[str] = None,
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error_message: Optional[str] = None
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):
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"""更新任务状态"""
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try:
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update_data = {
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"status": status,
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"completed_time": datetime.now() if status in ["completed", "failed"] else None,
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"error_message": error_message
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}
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if progress is not None:
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update_data["progress"] = progress
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if current_step is not None:
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update_data["current_step"] = current_step
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await session.execute(
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update(ProcessingTask)
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.where(ProcessingTask.task_id == task_id)
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.values(**update_data)
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)
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await session.commit()
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logger.info(f"任务状态更新: {task_id} -> {status}")
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except Exception as e:
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await session.rollback()
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logger.error(f"更新任务状态失败: {e}")
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raise
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async def update_stp_file_status(self, session: AsyncSession, stp_file_id: int, status: str):
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"""更新STP文件状态"""
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try:
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await session.execute(
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update(STPFile)
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.where(STPFile.id == stp_file_id)
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.values(
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status=status,
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processed_time=datetime.now() if status in ["completed", "failed"] else None
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)
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)
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await session.commit()
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logger.info(f"STP文件状态更新: ID {stp_file_id} -> {status}")
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except Exception as e:
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await session.rollback()
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logger.error(f"更新STP文件状态失败: {e}")
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raise
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async def save_geometry_data(self, session: AsyncSession,
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stp_file_id: int,
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geometry_json: Dict[str, Any],
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analysis_method: str = "pythonocc") -> GeometryData:
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"""保存几何数据到PostgreSQL元数据 + RustFS对象存储"""
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# 1. 获取文件哈希
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stp_file = await session.get(STPFile, stp_file_id)
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file_hash = stp_file.file_hash
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# 2. 上传到RustFS
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upload_result = await rustfs_manager.upload_json_data(
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file_type='geometry_data',
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json_data=geometry_json,
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file_hash=file_hash
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)
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# 3. 提取几何数据
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if 'geometry_data' in geometry_json:
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geo_data = geometry_json['geometry_data']
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else:
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geo_data = geometry_json
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# 4. 创建PostgreSQL记录
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geometry_data = GeometryData(
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stp_file_id=stp_file_id,
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object_key=upload_result['object_key'],
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storage_bucket=upload_result['bucket'],
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analysis_method=analysis_method,
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# 提取摘要字段
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volume=geo_data.get('volume'),
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surface_area=geo_data.get('surface_area'),
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bounding_box_min=geo_data.get('bounding_box', {}).get('min'),
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bounding_box_max=geo_data.get('bounding_box', {}).get('max'),
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center_of_mass=geo_data.get('center_of_mass'),
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topology_faces=geo_data.get('topology', {}).get('faces'),
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topology_edges=geo_data.get('topology', {}).get('edges'),
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topology_vertices=geo_data.get('topology', {}).get('vertices')
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)
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session.add(geometry_data)
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await session.commit()
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await session.refresh(geometry_data)
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logger.info(f"几何数据保存成功 RustFS: {geometry_data.id}")
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return geometry_data
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async def save_mesh_data(
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self,
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session: AsyncSession,
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stp_file_id: int,
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mesh_json: Dict[str, Any],
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quality: str = "medium"
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) -> MeshData:
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"""保存网格数据到 PostgreSQL 元数据 + RustFS 对象存储
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mesh_json 为完整网格 JSON（顶点、面、点云等），
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PostgreSQL 只存 object_key 和一些摘要字段，详细数据放在 RustFS。
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"""
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# 1. 获取文件哈希
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stp_file = await session.get(STPFile, stp_file_id)
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file_hash = stp_file.file_hash
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# 2. 上传网格 JSON 到 RustFS
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upload_result = await rustfs_manager.upload_json_data(
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file_type='mesh_data',
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json_data=mesh_json,
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file_hash=file_hash
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)
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# 3. 提取摘要信息
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mesh_section = mesh_json.get('mesh', {})
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pointcloud_section = mesh_json.get('pointcloud', {})
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bbox = mesh_json.get('bounding_box', {})
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vertices = mesh_section.get('vertices') or []
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faces = mesh_section.get('faces') or []
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vertex_count = len(vertices)
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face_count = len(faces)
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point_count = pointcloud_section.get('count')
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# 4. 创建 PostgreSQL 记录
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mesh_data = MeshData(
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stp_file_id=stp_file_id,
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object_key=upload_result['object_key'],
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storage_bucket=upload_result['bucket'],
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quality=quality,
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vertex_count=vertex_count,
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face_count=face_count,
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point_count=point_count,
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bounding_box_min=bbox.get('min'),
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bounding_box_max=bbox.get('max')
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)
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session.add(mesh_data)
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await session.commit()
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await session.refresh(mesh_data)
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logger.info(f"网格数据保存成功 RustFS: {mesh_data.id}")
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return mesh_data
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async def save_mold_cavity_data(self, session: AsyncSession,
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stp_file_id: int,
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cavity_json: Dict[str, Any]) -> MoldCavityData:
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"""保存模具型腔数据到PostgreSQL元数据 + RustFS对象存储"""
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# 1. 获取文件哈希
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stp_file = await session.get(STPFile, stp_file_id)
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file_hash = stp_file.file_hash
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# 2. 上传到RustFS
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upload_result = await rustfs_manager.upload_json_data(
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file_type='mold_cavities',
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json_data=cavity_json,
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file_hash=file_hash
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)
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# 3. 提取关键信息
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metadata = cavity_json.get('metadata', {})
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product_analysis = cavity_json.get('product_analysis', {})
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manufacturing_info = cavity_json.get('manufacturing_info', {})
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mold_size = manufacturing_info.get('estimated_mold_size', {})
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key_info = cavity_json.get('mold_cavities', {}).get('cavity_key_info', {})
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# 4. 创建PostgreSQL记录
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mold_cavity = MoldCavityData(
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stp_file_id=stp_file_id,
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detailed_object_key=upload_result['object_key'],
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storage_bucket=upload_result['bucket'],
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# 模具参数
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mold_material=manufacturing_info.get('recommended_material', 'Aluminum Alloy 7075'),
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shrinkage_rate=metadata.get('shrinkage_rate', 0.005),
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draft_angle=metadata.get('draft_angle', 2.0),
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# 提取的摘要字段
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cavity_key_info=key_info,
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mold_size_length=mold_size.get('length'),
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mold_size_width=mold_size.get('width'),
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mold_size_height=mold_size.get('height'),
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estimated_clamping_force=manufacturing_info.get('estimated_clamping_force'),
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product_volume=product_analysis.get('volume'),
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# 从key_info中提取（如果存在）
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product_weight=key_info.get('geometric_characteristics', {}).get('product_weight'),
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wall_thickness_range=key_info.get('geometric_characteristics', {}).get('wall_thickness_range'),
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complexity_score=key_info.get('geometric_characteristics', {}).get('complexity_score'),
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# 质量评估
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weld_line_risk=key_info.get('quality_considerations', {}).get('potential_weld_lines'),
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sink_mark_risk=key_info.get('quality_considerations', {}).get('sink_mark_areas'),
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warpage_risk=key_info.get('quality_considerations', {}).get('warpage_risk')
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)
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session.add(mold_cavity)
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await session.commit()
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await session.refresh(mold_cavity)
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logger.info(f"模具型腔数据保存成功 RustFS: {mold_cavity.id}")
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return mold_cavity
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async def save_html_file(self, session: AsyncSession,
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stp_file_id: int,
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filename: str,
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file_path: str,
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html_content: Optional[str] = None,
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visualization_type: str = "3d_viewer") -> HTMLFile:
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"""保存HTML文件到PostgreSQL元数据 + RustFS对象存储"""
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# 1. 获取文件哈希
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stp_file = await session.get(STPFile, stp_file_id)
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file_hash = stp_file.file_hash
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# 2. 读取HTML内容（如果未提供）
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if html_content is None:
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try:
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with open(file_path, 'r', encoding='utf-8') as f:
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html_content = f.read()
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except Exception as e:
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logger.error(f"读取HTML文件失败: {e}")
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html_content = ""
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# 3. 上传到RustFS
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html_json = {'content': html_content, 'filename': filename}
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upload_result = await rustfs_manager.upload_json_data(
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file_type='html_files',
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json_data=html_json,
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file_hash=file_hash
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)
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# 4. 创建PostgreSQL记录
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html_file = HTMLFile(
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stp_file_id=stp_file_id,
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object_key=upload_result['object_key'],
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storage_bucket=upload_result['bucket'],
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filename=filename,
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file_path=file_path, # 保留本地路径
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html_content=html_content, # 保留内容以兼容
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visualization_type=visualization_type
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)
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session.add(html_file)
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await session.commit()
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await session.refresh(html_file)
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logger.info(f"HTML文件保存成功 RustFS: {html_file.id}")
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return html_file
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async def save_features_and_recommendations(
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self, session: AsyncSession,
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stp_file_id: int,
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features: list,
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recommendations: list
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):
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"""保存特征检测结果和设计建议"""
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# 1. 保存特征
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for feature in features:
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feature_record = FeatureDetection(
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stp_file_id=stp_file_id,
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feature_type=feature.get('feature_type'),
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confidence=feature.get('confidence'),
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location=feature.get('location'),
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dimensions=feature.get('dimensions'),
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parameters=feature.get('parameters')
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)
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session.add(feature_record)
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# 2. 保存建议
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for rec in recommendations:
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rec_record = DesignRecommendation(
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stp_file_id=stp_file_id,
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rec_type=rec.get('rec_type'),
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priority=rec.get('priority'),
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description=rec.get('description'),
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reason=rec.get('reason'),
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parameters=rec.get('parameters')
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)
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session.add(rec_record)
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await session.commit()
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logger.info(f"保存了 {len(features)} 个特征和 {len(recommendations)} 个建议")
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async def log_user_activity(self, session: AsyncSession,
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user_id: int,
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activity_type: str,
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resource_type: Optional[str] = None,
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resource_id: Optional[int] = None,
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description: Optional[str] = None,
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metadata: Optional[Dict] = None,
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ip_address: Optional[str] = None,
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user_agent: Optional[str] = None):
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"""记录用户活动"""
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activity = UserActivity(
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user_id=user_id,
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activity_type=activity_type,
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resource_type=resource_type,
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resource_id=resource_id,
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description=description,
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metadata=metadata,
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ip_address=ip_address,
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user_agent=user_agent
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)
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session.add(activity)
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await session.commit()
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logger.debug(f"用户活动记录: {activity_type} by user {user_id}")
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async def get_stp_file_with_data(self, session: AsyncSession,
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stp_file_id: int) -> Dict[str, Any]:
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"""获取STP文件及其所有关联数据"""
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# 1. 获取STP文件记录
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stp_file = await session.get(STPFile, stp_file_id)
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if not stp_file:
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raise ValueError(f"STP文件不存在: {stp_file_id}")
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result = {
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'metadata': {
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'id': stp_file.id,
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'original_filename': stp_file.original_filename,
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'file_size': stp_file.file_size,
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'file_hash': stp_file.file_hash,
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'upload_time': stp_file.upload_time.isoformat() if stp_file.upload_time else None,
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'status': stp_file.status,
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'user_id': stp_file.user_id
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},
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'geometry_data': None,
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'mesh_data': None,
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'mold_cavity_data': None,
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'html_content': None,
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'features': [],
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'recommendations': []
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}
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# 2. 从RustFS获取数据
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try:
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# 几何数据
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if stp_file.geometry_data:
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geo_data_bytes = await rustfs_manager.download_file(
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file_type='geometry_data',
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object_key=stp_file.geometry_data.object_key
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)
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result['geometry_data'] = json.loads(geo_data_bytes.decode('utf-8'))
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# 模具型腔数据
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if stp_file.mold_cavity_data:
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cavity_data_bytes = await rustfs_manager.download_file(
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file_type='mold_cavities',
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object_key=stp_file.mold_cavity_data.detailed_object_key
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)
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result['mold_cavity_data'] = json.loads(cavity_data_bytes.decode('utf-8'))
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# 网格数据
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if stp_file.mesh_data:
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mesh_bytes = await rustfs_manager.download_file(
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file_type='mesh_data',
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object_key=stp_file.mesh_data.object_key
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)
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result['mesh_data'] = json.loads(mesh_bytes.decode('utf-8'))
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# HTML文件
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if stp_file.html_file:
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html_bytes = await rustfs_manager.download_file(
|
|
file_type='html_files',
|
|
object_key=stp_file.html_file.object_key
|
|
)
|
|
html_json = json.loads(html_bytes.decode('utf-8'))
|
|
result['html_content'] = html_json.get('content', '')
|
|
except Exception as e:
|
|
logger.error(f"从RustFS获取数据失败: {e}")
|
|
|
|
# 3. 从PostgreSQL获取特征和建议
|
|
features = await session.execute(
|
|
select(FeatureDetection).where(FeatureDetection.stp_file_id == stp_file_id)
|
|
)
|
|
result['features'] = [
|
|
{
|
|
'feature_type': f.feature_type,
|
|
'confidence': f.confidence,
|
|
'location': f.location,
|
|
'dimensions': f.dimensions,
|
|
'parameters': f.parameters
|
|
}
|
|
for f in features.scalars().all()
|
|
]
|
|
|
|
recommendations = await session.execute(
|
|
select(DesignRecommendation).where(DesignRecommendation.stp_file_id == stp_file_id)
|
|
)
|
|
result['recommendations'] = [
|
|
{
|
|
'rec_type': r.rec_type,
|
|
'priority': r.priority,
|
|
'description': r.description,
|
|
'reason': r.reason,
|
|
'parameters': r.parameters
|
|
}
|
|
for r in recommendations.scalars().all()
|
|
]
|
|
|
|
return result
|
|
|
|
async def delete_stp_file_cascade(self, session: AsyncSession,
|
|
stp_file_id: int):
|
|
"""级联删除STP文件及其所有关联数据"""
|
|
|
|
stp_file = await session.get(STPFile, stp_file_id)
|
|
if not stp_file:
|
|
raise ValueError(f"STP文件不存在: {stp_file_id}")
|
|
|
|
# 1. 删除RustFS中的文件
|
|
try:
|
|
if stp_file.object_key:
|
|
await rustfs_manager.delete_file('stp_files', stp_file.object_key)
|
|
except Exception as e:
|
|
logger.error(f"删除RustFS文件失败: {e}")
|
|
|
|
try:
|
|
if stp_file.geometry_data:
|
|
await rustfs_manager.delete_file('geometry_data', stp_file.geometry_data.object_key)
|
|
except Exception as e:
|
|
logger.error(f"删除几何数据失败: {e}")
|
|
|
|
try:
|
|
if stp_file.mold_cavity_data:
|
|
await rustfs_manager.delete_file('mold_cavities', stp_file.mold_cavity_data.detailed_object_key)
|
|
except Exception as e:
|
|
logger.error(f"删除型腔数据失败: {e}")
|
|
|
|
try:
|
|
if stp_file.mesh_data:
|
|
await rustfs_manager.delete_file('mesh_data', stp_file.mesh_data.object_key)
|
|
except Exception as e:
|
|
logger.error(f"删除网格数据失败: {e}")
|
|
|
|
try:
|
|
if stp_file.html_file:
|
|
await rustfs_manager.delete_file('html_files', stp_file.html_file.object_key)
|
|
except Exception as e:
|
|
logger.error(f"删除HTML文件失败: {e}")
|
|
|
|
# 2. 级联删除PostgreSQL记录（通过外键自动处理）
|
|
await session.delete(stp_file)
|
|
await session.commit()
|
|
|
|
logger.info(f"STP文件及其关联数据已删除: {stp_file_id}")
|
|
|
|
|
|
# 全局存储集成服务实例
|
|
storage_integration = StorageIntegrationService()
|