16337
0f5e3ebce2
- 挂载 Edge 截图目录为 /captures 静态文件（COS 不可用时回退） - 挂载 /uploads 静态文件目录 - _alarm_to_camel 支持 local: 前缀转 /captures/ URL - 告警分页/详情/处理/删除接口兼容前端旧字段名（id、cameraId、status 等） - 设备告警汇总添加前端兼容别名（cameraId、pendingCount 等） Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
309 lines
12 KiB
Python
309 lines
12 KiB
Python
"""
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AIoT 告警路由 - 芋道规范（新三表结构）
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统一到 /admin-api/aiot/alarm 命名空间，与 aiot 平台架构对齐。
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API 路径规范：
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- /admin-api/aiot/alarm/alert/page - 分页查询
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- /admin-api/aiot/alarm/alert/get - 获取详情
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- /admin-api/aiot/alarm/alert/handle - 处理告警
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- /admin-api/aiot/alarm/alert/delete - 删除告警
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- /admin-api/aiot/alarm/alert/statistics - 获取统计
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- /admin-api/aiot/alarm/device-summary/page - 设备告警汇总
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"""
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from fastapi import APIRouter, Query, Depends, HTTPException
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from typing import Optional
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from datetime import datetime
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from app.yudao_compat import YudaoResponse, get_current_user
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from app.services.alarm_event_service import get_alarm_event_service, AlarmEventService
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from app.services.notification_service import get_notification_service
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from app.services.oss_storage import get_oss_storage
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from app.schemas import EdgeAlarmReport
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router = APIRouter(prefix="/admin-api/aiot/alarm", tags=["AIoT-告警"])
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def _alarm_to_camel(alarm_dict: dict) -> dict:
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"""将 alarm_event 字典转换为前端 camelCase 格式（兼容前端旧字段名）"""
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# snapshot_url: 根据存储方式转为可访问 URL
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storage = get_oss_storage()
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snapshot_url = alarm_dict.get("snapshot_url")
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if snapshot_url:
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if snapshot_url.startswith("local:"):
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# 本地截图（COS 未配置时的回退路径）
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snapshot_url = "/captures/" + snapshot_url[6:]
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else:
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snapshot_url = storage.get_url(snapshot_url)
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# alarm_level int → 文本映射
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alarm_level = alarm_dict.get("alarm_level")
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level_map = {1: "low", 2: "medium", 3: "high", 4: "critical"}
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level_str = level_map.get(alarm_level, "medium") if alarm_level else "medium"
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# alarm_status → 前端 status 映射
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alarm_status = alarm_dict.get("alarm_status", "NEW")
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status_map = {"NEW": "pending", "CONFIRMED": "handled", "FALSE": "ignored", "CLOSED": "handled"}
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status_str = status_map.get(alarm_status, "pending")
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# confidence_score 0-1 → 百分比
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confidence_score = alarm_dict.get("confidence_score")
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confidence_pct = round(confidence_score * 100) if confidence_score is not None else None
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# duration_ms → 分钟
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duration_ms = alarm_dict.get("duration_ms")
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duration_minutes = round(duration_ms / 60000, 1) if duration_ms else None
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alarm_id = alarm_dict.get("alarm_id")
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return {
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# 新字段（三表结构）
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"alarmId": alarm_id,
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"alarmType": alarm_dict.get("alarm_type"),
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"alarmTypeName": _get_alarm_type_name(alarm_dict.get("alarm_type")),
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"algorithmCode": alarm_dict.get("algorithm_code"),
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"deviceId": alarm_dict.get("device_id"),
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"deviceName": alarm_dict.get("device_id"),
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"sceneId": alarm_dict.get("scene_id"),
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"eventTime": alarm_dict.get("event_time"),
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"firstFrameTime": alarm_dict.get("first_frame_time"),
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"lastFrameTime": alarm_dict.get("last_frame_time"),
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"durationMs": duration_ms,
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"alarmLevel": alarm_level,
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"confidenceScore": confidence_score,
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"alarmStatus": alarm_status,
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"handleStatus": alarm_dict.get("handle_status"),
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"snapshotUrl": snapshot_url,
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"videoUrl": alarm_dict.get("video_url"),
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"edgeNodeId": alarm_dict.get("edge_node_id"),
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"handler": alarm_dict.get("handler"),
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"handleRemark": alarm_dict.get("handle_remark"),
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"handledAt": alarm_dict.get("handled_at"),
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"createdAt": alarm_dict.get("created_at"),
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"updatedAt": alarm_dict.get("updated_at"),
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"ext": alarm_dict.get("ext"),
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"llmAnalyses": alarm_dict.get("llm_analyses"),
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# 兼容前端旧字段名
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"id": alarm_id,
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"alertNo": alarm_id,
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"cameraId": alarm_dict.get("device_id"),
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"alertType": alarm_dict.get("alarm_type"),
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"alertTypeName": _get_alarm_type_name(alarm_dict.get("alarm_type")),
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"confidence": confidence_pct,
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"durationMinutes": duration_minutes,
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"status": status_str,
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"level": level_str,
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"triggerTime": alarm_dict.get("event_time"),
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"ossUrl": snapshot_url,
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"message": None,
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"bbox": (alarm_dict.get("ext") or {}).get("ext_data", {}).get("bbox") if isinstance(alarm_dict.get("ext"), dict) else None,
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}
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# ==================== 告警管理 ====================
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@router.get("/alert/page")
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async def get_alert_page(
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pageNo: int = Query(1, ge=1, description="页码"),
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pageSize: int = Query(20, ge=1, le=100, description="每页大小"),
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deviceId: Optional[str] = Query(None, description="摄像头/设备ID"),
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cameraId: Optional[str] = Query(None, description="摄像头ID（兼容旧接口）"),
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edgeNodeId: Optional[str] = Query(None, description="边缘节点ID"),
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alarmType: Optional[str] = Query(None, alias="alertType", description="告警类型"),
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alarmStatus: Optional[str] = Query(None, alias="status", description="告警状态"),
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alarmLevel: Optional[int] = Query(None, description="告警级别: 1提醒/2一般/3严重/4紧急"),
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startTime: Optional[datetime] = Query(None, description="开始时间"),
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endTime: Optional[datetime] = Query(None, description="结束时间"),
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service: AlarmEventService = Depends(get_alarm_event_service),
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current_user: dict = Depends(get_current_user)
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):
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"""分页查询告警列表"""
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# 兼容旧接口的 status 文本转换
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if alarmStatus and alarmStatus in ("pending", "handled", "ignored"):
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status_convert = {"pending": "NEW", "handled": "CONFIRMED", "ignored": "FALSE"}
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alarmStatus = status_convert.get(alarmStatus, alarmStatus)
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alarms, total = service.get_alarms(
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device_id=deviceId or cameraId,
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alarm_type=alarmType,
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alarm_status=alarmStatus,
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alarm_level=alarmLevel,
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edge_node_id=edgeNodeId,
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start_time=startTime,
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end_time=endTime,
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page=pageNo,
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page_size=pageSize,
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)
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alarm_list = [_alarm_to_camel(a.to_dict()) for a in alarms]
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return YudaoResponse.page(
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list_data=alarm_list,
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total=total,
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page_no=pageNo,
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page_size=pageSize
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)
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@router.get("/alert/get")
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async def get_alert(
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alarmId: Optional[str] = Query(None, description="告警ID"),
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id: Optional[str] = Query(None, description="告警ID（兼容旧接口）"),
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service: AlarmEventService = Depends(get_alarm_event_service),
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current_user: dict = Depends(get_current_user)
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):
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"""获取告警详情"""
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alarm_id = alarmId or id
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if not alarm_id:
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raise HTTPException(status_code=400, detail="缺少 alarmId 或 id 参数")
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alarm_dict = service.get_alarm(alarm_id)
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if not alarm_dict:
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raise HTTPException(status_code=404, detail="告警不存在")
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return YudaoResponse.success(_alarm_to_camel(alarm_dict))
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@router.put("/alert/handle")
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async def handle_alert(
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alarmId: Optional[str] = Query(None, description="告警ID"),
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id: Optional[str] = Query(None, description="告警ID（兼容）"),
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alarmStatus: Optional[str] = Query(None, description="告警状态: CONFIRMED/FALSE/CLOSED"),
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handleStatus: Optional[str] = Query(None, description="处理状态: HANDLING/DONE"),
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status: Optional[str] = Query(None, description="处理状态（兼容旧接口）"),
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remark: Optional[str] = Query(None, description="处理备注"),
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service: AlarmEventService = Depends(get_alarm_event_service),
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current_user: dict = Depends(get_current_user)
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):
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"""处理告警"""
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alarm_id = alarmId or id
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if not alarm_id:
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raise HTTPException(status_code=400, detail="缺少 alarmId 或 id 参数")
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handler = current_user.get("username", "admin")
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# 兼容旧接口: status=handled → alarmStatus=CONFIRMED, status=ignored → alarmStatus=FALSE
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if not alarmStatus and status:
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status_convert = {"handled": "CONFIRMED", "ignored": "FALSE", "resolved": "CLOSED"}
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alarmStatus = status_convert.get(status, status.upper())
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alarm = service.handle_alarm(
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alarm_id=alarm_id,
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alarm_status=alarmStatus,
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handle_status=handleStatus,
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remark=remark,
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handler=handler,
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)
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if not alarm:
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raise HTTPException(status_code=404, detail="告警不存在")
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return YudaoResponse.success(True)
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@router.delete("/alert/delete")
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async def delete_alert(
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alarmId: Optional[str] = Query(None, description="告警ID"),
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id: Optional[str] = Query(None, description="告警ID（兼容）"),
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service: AlarmEventService = Depends(get_alarm_event_service),
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current_user: dict = Depends(get_current_user)
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):
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"""删除告警"""
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alarm_id = alarmId or id
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if not alarm_id:
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raise HTTPException(status_code=400, detail="缺少 alarmId 或 id 参数")
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success = service.delete_alarm(alarm_id)
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if not success:
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raise HTTPException(status_code=404, detail="告警不存在")
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return YudaoResponse.success(True)
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@router.get("/alert/statistics")
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async def get_statistics(
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service: AlarmEventService = Depends(get_alarm_event_service),
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current_user: dict = Depends(get_current_user)
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):
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"""获取告警统计"""
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stats = service.get_statistics()
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return YudaoResponse.success(stats)
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# ==================== 设备告警汇总 ====================
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@router.get("/device-summary/page")
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async def get_device_summary_page(
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pageNo: int = Query(1, ge=1, description="页码"),
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pageSize: int = Query(20, ge=1, le=100, description="每页大小"),
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service: AlarmEventService = Depends(get_alarm_event_service),
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current_user: dict = Depends(get_current_user)
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):
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"""获取设备告警汇总（分页）"""
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result = service.get_device_summary(page=pageNo, page_size=pageSize)
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# 添加前端兼容字段别名
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compat_list = []
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for item in result.get("list", []):
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item["cameraId"] = item.get("deviceId")
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item["cameraName"] = item.get("deviceName")
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item["pendingCount"] = item.get("unhandledCount")
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item["lastAlertTime"] = item.get("lastEventTime")
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item["lastAlertType"] = item.get("lastAlarmType")
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item["lastAlertTypeName"] = _get_alarm_type_name(item.get("lastAlarmType"))
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compat_list.append(item)
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return YudaoResponse.page(
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list_data=compat_list,
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total=result.get("total", 0),
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page_no=pageNo,
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page_size=pageSize
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)
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# ==================== 边缘端告警上报 ====================
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@router.post("/edge/report")
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async def edge_alarm_report(
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report: EdgeAlarmReport,
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service: AlarmEventService = Depends(get_alarm_event_service),
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current_user: dict = Depends(get_current_user),
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):
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"""
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边缘端告警上报接口
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边缘设备通过 HTTP POST 上报告警元数据，截图已预先上传到 COS。
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支持幂等：通过 alarm_id 判断是否已存在。
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"""
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alarm = service.create_from_edge_report(report.model_dump())
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if alarm is None:
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return YudaoResponse.error(500, "告警创建失败")
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# WebSocket 通知
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try:
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notification_svc = get_notification_service()
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notification_svc.notify_sync("new_alert", alarm.to_dict())
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except Exception:
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pass # WebSocket 通知失败不影响主流程
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return YudaoResponse.success({
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"alarmId": alarm.alarm_id,
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"created": True,
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})
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# ==================== 辅助函数 ====================
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def _get_alarm_type_name(alarm_type: Optional[str]) -> str:
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"""获取告警类型名称"""
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type_names = {
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"leave_post": "离岗检测",
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"intrusion": "周界入侵",
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"crowd": "人群聚集",
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"fire": "火焰检测",
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"smoke": "烟雾检测",
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"fall": "跌倒检测",
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"helmet": "安全帽检测",
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"unknown": "未知类型",
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}
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return type_names.get(alarm_type, alarm_type or "未知类型")
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