Files
iot-device-management-service/app/routers/yudao_aiot_alarm.py
16337 8838905305 fix(aiot): 修复告警汇总应用名更新不同步问题
问题:应用名修改后,告警列表显示正确,但告警汇总仍显示旧名称
原因:device_id字段混用app/stream和camera_code格式,汇总直接显示device_id
影响:用户无法看到摄像头当前的实际应用名

修复内容:
- 告警汇总API实时查询WVP获取当前摄像头信息
- 支持camera_code格式查询(通过cameraCode参数)
- 支持app/stream格式查询(通过列表筛选)
- 查询失败时回退显示device_id

修复效果:
 应用名修改后告警汇总立即同步
 兼容两种device_id格式
 降级策略保证稳定性
2026-02-13 15:25:10 +08:00

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"""
AIoT 告警路由 - 芋道规范(新三表结构)
统一到 /admin-api/aiot/alarm 命名空间,与 aiot 平台架构对齐。
API 路径规范:
- /admin-api/aiot/alarm/alert/page - 分页查询
- /admin-api/aiot/alarm/alert/get - 获取详情
- /admin-api/aiot/alarm/alert/handle - 处理告警
- /admin-api/aiot/alarm/alert/delete - 删除告警
- /admin-api/aiot/alarm/alert/statistics - 获取统计
- /admin-api/aiot/alarm/device-summary/page - 设备告警汇总
"""
from fastapi import APIRouter, Query, Depends, HTTPException
from typing import Optional
from datetime import datetime
import httpx
import asyncio
import os
from app.yudao_compat import YudaoResponse, get_current_user
from app.services.alarm_event_service import get_alarm_event_service, AlarmEventService
from app.services.notification_service import get_notification_service
from app.services.oss_storage import get_oss_storage
from app.schemas import EdgeAlarmReport, EdgeAlarmResolve
from app.utils.logger import logger
router = APIRouter(prefix="/admin-api/aiot/alarm", tags=["AIoT-告警"])
def _alarm_to_camel(alarm_dict: dict) -> dict:
"""将 alarm_event 字典转换为前端 camelCase 格式(兼容前端旧字段名)"""
# snapshot_url: 根据存储方式转为可访问 URL
storage = get_oss_storage()
snapshot_url = alarm_dict.get("snapshot_url")
if snapshot_url:
if snapshot_url.startswith("local:"):
# 本地截图COS 未配置时的回退路径)
snapshot_url = "/captures/" + snapshot_url[6:]
else:
snapshot_url = storage.get_url(snapshot_url)
# alarm_level int → 文本映射
alarm_level = alarm_dict.get("alarm_level")
level_map = {1: "low", 2: "medium", 3: "high", 4: "critical"}
level_str = level_map.get(alarm_level, "medium") if alarm_level else "medium"
# alarm_status → 前端 status 映射
alarm_status = alarm_dict.get("alarm_status", "NEW")
status_map = {"NEW": "pending", "CONFIRMED": "handled", "FALSE": "ignored", "CLOSED": "handled"}
status_str = status_map.get(alarm_status, "pending")
# confidence_score 0-1 → 百分比
confidence_score = alarm_dict.get("confidence_score")
confidence_pct = round(confidence_score * 100) if confidence_score is not None else None
# duration_ms → 分钟
duration_ms = alarm_dict.get("duration_ms")
duration_minutes = round(duration_ms / 60000, 1) if duration_ms else None
alarm_id = alarm_dict.get("alarm_id")
return {
# 新字段(三表结构)
"alarmId": alarm_id,
"alarmType": alarm_dict.get("alarm_type"),
"alarmTypeName": _get_alarm_type_name(alarm_dict.get("alarm_type")),
"algorithmCode": alarm_dict.get("algorithm_code"),
"deviceId": alarm_dict.get("device_id"),
"deviceName": alarm_dict.get("device_id"),
"sceneId": alarm_dict.get("scene_id"),
"eventTime": alarm_dict.get("event_time"),
"firstFrameTime": alarm_dict.get("first_frame_time"),
"lastFrameTime": alarm_dict.get("last_frame_time"),
"durationMs": duration_ms,
"alarmLevel": alarm_level,
"confidenceScore": confidence_score,
"alarmStatus": alarm_status,
"handleStatus": alarm_dict.get("handle_status"),
"snapshotUrl": snapshot_url,
"videoUrl": alarm_dict.get("video_url"),
"edgeNodeId": alarm_dict.get("edge_node_id"),
"handler": alarm_dict.get("handler"),
"handleRemark": alarm_dict.get("handle_remark"),
"handledAt": alarm_dict.get("handled_at"),
"createdAt": alarm_dict.get("created_at"),
"updatedAt": alarm_dict.get("updated_at"),
"ext": alarm_dict.get("ext"),
"llmAnalyses": alarm_dict.get("llm_analyses"),
# 兼容前端旧字段名
"id": alarm_id,
"alertNo": alarm_id,
"cameraId": alarm_dict.get("device_id"),
"alertType": alarm_dict.get("alarm_type"),
"alertTypeName": _get_alarm_type_name(alarm_dict.get("alarm_type")),
"confidence": confidence_pct,
"durationMinutes": duration_minutes,
"status": status_str,
"level": level_str,
"triggerTime": alarm_dict.get("event_time"),
"ossUrl": snapshot_url,
"message": None,
"bbox": (alarm_dict.get("ext") or {}).get("ext_data", {}).get("bbox") if isinstance(alarm_dict.get("ext"), dict) else None,
}
# ==================== 告警管理 ====================
@router.get("/alert/page")
async def get_alert_page(
pageNo: int = Query(1, ge=1, description="页码"),
pageSize: int = Query(20, ge=1, le=100, description="每页大小"),
deviceId: Optional[str] = Query(None, description="摄像头/设备ID"),
cameraId: Optional[str] = Query(None, description="摄像头ID兼容旧接口"),
edgeNodeId: Optional[str] = Query(None, description="边缘节点ID"),
alarmType: Optional[str] = Query(None, alias="alertType", description="告警类型"),
alarmStatus: Optional[str] = Query(None, alias="status", description="告警状态"),
alarmLevel: Optional[int] = Query(None, description="告警级别: 1提醒/2一般/3严重/4紧急"),
startTime: Optional[datetime] = Query(None, description="开始时间"),
endTime: Optional[datetime] = Query(None, description="结束时间"),
service: AlarmEventService = Depends(get_alarm_event_service),
current_user: dict = Depends(get_current_user)
):
"""分页查询告警列表"""
# 兼容旧接口的 status 文本转换
if alarmStatus and alarmStatus in ("pending", "handled", "ignored"):
status_convert = {"pending": "NEW", "handled": "CONFIRMED", "ignored": "FALSE"}
alarmStatus = status_convert.get(alarmStatus, alarmStatus)
alarms, total = service.get_alarms(
device_id=deviceId or cameraId,
alarm_type=alarmType,
alarm_status=alarmStatus,
alarm_level=alarmLevel,
edge_node_id=edgeNodeId,
start_time=startTime,
end_time=endTime,
page=pageNo,
page_size=pageSize,
)
alarm_list = [_alarm_to_camel(a.to_dict()) for a in alarms]
return YudaoResponse.page(
list_data=alarm_list,
total=total,
page_no=pageNo,
page_size=pageSize
)
@router.get("/alert/get")
async def get_alert(
alarmId: Optional[str] = Query(None, description="告警ID"),
id: Optional[str] = Query(None, description="告警ID兼容旧接口"),
service: AlarmEventService = Depends(get_alarm_event_service),
current_user: dict = Depends(get_current_user)
):
"""获取告警详情"""
alarm_id = alarmId or id
if not alarm_id:
raise HTTPException(status_code=400, detail="缺少 alarmId 或 id 参数")
alarm_dict = service.get_alarm(alarm_id)
if not alarm_dict:
raise HTTPException(status_code=404, detail="告警不存在")
return YudaoResponse.success(_alarm_to_camel(alarm_dict))
@router.put("/alert/handle")
async def handle_alert(
alarmId: Optional[str] = Query(None, description="告警ID"),
id: Optional[str] = Query(None, description="告警ID兼容"),
alarmStatus: Optional[str] = Query(None, description="告警状态: CONFIRMED/FALSE/CLOSED"),
handleStatus: Optional[str] = Query(None, description="处理状态: HANDLING/DONE"),
status: Optional[str] = Query(None, description="处理状态(兼容旧接口)"),
remark: Optional[str] = Query(None, description="处理备注"),
service: AlarmEventService = Depends(get_alarm_event_service),
current_user: dict = Depends(get_current_user)
):
"""处理告警"""
alarm_id = alarmId or id
if not alarm_id:
raise HTTPException(status_code=400, detail="缺少 alarmId 或 id 参数")
handler = current_user.get("username", "admin")
# 兼容旧接口: status=handled → alarmStatus=CONFIRMED, status=ignored → alarmStatus=FALSE
if not alarmStatus and status:
status_convert = {"handled": "CONFIRMED", "ignored": "FALSE", "resolved": "CLOSED"}
alarmStatus = status_convert.get(status, status.upper())
alarm = service.handle_alarm(
alarm_id=alarm_id,
alarm_status=alarmStatus,
handle_status=handleStatus,
remark=remark,
handler=handler,
)
if not alarm:
raise HTTPException(status_code=404, detail="告警不存在")
return YudaoResponse.success(True)
@router.delete("/alert/delete")
async def delete_alert(
alarmId: Optional[str] = Query(None, description="告警ID"),
id: Optional[str] = Query(None, description="告警ID兼容"),
service: AlarmEventService = Depends(get_alarm_event_service),
current_user: dict = Depends(get_current_user)
):
"""删除告警"""
alarm_id = alarmId or id
if not alarm_id:
raise HTTPException(status_code=400, detail="缺少 alarmId 或 id 参数")
success = service.delete_alarm(alarm_id)
if not success:
raise HTTPException(status_code=404, detail="告警不存在")
return YudaoResponse.success(True)
@router.get("/alert/statistics")
async def get_statistics(
service: AlarmEventService = Depends(get_alarm_event_service),
current_user: dict = Depends(get_current_user)
):
"""获取告警统计"""
stats = service.get_statistics()
return YudaoResponse.success(stats)
# ==================== 设备告警汇总 ====================
@router.get("/device-summary/page")
async def get_device_summary_page(
pageNo: int = Query(1, ge=1, description="页码"),
pageSize: int = Query(20, ge=1, le=100, description="每页大小"),
service: AlarmEventService = Depends(get_alarm_event_service),
current_user: dict = Depends(get_current_user)
):
"""获取设备告警汇总(分页)"""
result = service.get_device_summary(page=pageNo, page_size=pageSize)
# 添加前端兼容字段别名,并查询摄像头名称
compat_list = []
for item in result.get("list", []):
device_id = item.get("deviceId")
device_name = device_id # 默认使用 device_id
# 尝试从 WVP 查询摄像头名称
try:
camera_info = await _get_camera_info(device_id, current_user)
if camera_info:
device_name = camera_info.get("app") or camera_info.get("name") or device_id
except Exception as e:
logger.warning(f"查询摄像头信息失败: device_id={device_id}, error={e}")
item["cameraId"] = device_id
item["cameraName"] = device_name
item["deviceName"] = device_name # 更新 deviceName 为实际名称
item["pendingCount"] = item.get("unhandledCount")
item["lastAlertTime"] = item.get("lastEventTime")
item["lastAlertType"] = item.get("lastAlarmType")
item["lastAlertTypeName"] = _get_alarm_type_name(item.get("lastAlarmType"))
compat_list.append(item)
return YudaoResponse.page(
list_data=compat_list,
total=result.get("total", 0),
page_no=pageNo,
page_size=pageSize
)
# ==================== 边缘端告警上报 ====================
@router.post("/edge/report")
async def edge_alarm_report(
report: EdgeAlarmReport,
service: AlarmEventService = Depends(get_alarm_event_service),
current_user: dict = Depends(get_current_user),
):
"""
边缘端告警上报接口
边缘设备通过 HTTP POST 上报告警元数据,截图已预先上传到 COS。
支持幂等:通过 alarm_id 判断是否已存在。
"""
alarm = service.create_from_edge_report(report.model_dump())
if alarm is None:
return YudaoResponse.error(500, "告警创建失败")
# WebSocket 通知
try:
notification_svc = get_notification_service()
notification_svc.notify_sync("new_alert", alarm.to_dict())
except Exception:
pass # WebSocket 通知失败不影响主流程
# 异步上报运维平台(提前提取字段,避免 ORM session 关闭后无法访问)
ops_data = {
"alarm_id": alarm.alarm_id,
"alarm_type": alarm.alarm_type,
"device_id": alarm.device_id,
"event_time": alarm.event_time.strftime("%Y-%m-%dT%H:%M:%S") if isinstance(alarm.event_time, datetime) else str(alarm.event_time or ""),
"alarm_level": alarm.alarm_level or 2,
}
asyncio.create_task(_notify_ops_platform(ops_data))
return YudaoResponse.success({
"alarmId": alarm.alarm_id,
"created": True,
})
@router.post("/edge/resolve")
async def edge_alarm_resolve(
resolve: EdgeAlarmResolve,
service: AlarmEventService = Depends(get_alarm_event_service),
):
"""
边缘端告警结束通知
Edge 在人员回岗确认或非工作时间到达时调用此接口,
更新告警的 duration_ms 和 last_frame_time。
"""
success = service.resolve_alarm(
alarm_id=resolve.alarm_id,
duration_ms=resolve.duration_ms,
last_frame_time=resolve.last_frame_time,
resolve_type=resolve.resolve_type,
)
if not success:
return YudaoResponse.error(404, "告警不存在")
return YudaoResponse.success(True)
# ==================== 辅助函数 ====================
OPS_ALARM_URL = "http://192.168.0.104:48080/admin-api/ops/alarm/receive"
WVP_API_BASE = os.getenv("WVP_API_BASE", "http://localhost:18080")
async def _get_camera_info(device_id: str, current_user: dict) -> Optional[dict]:
"""
从 WVP 查询摄像头信息
支持 camera_code 和 app/stream 两种格式
"""
# 获取 token
token = current_user.get("access_token") or current_user.get("token")
if not token:
return None
headers = {"Authorization": f"Bearer {token}"}
# 如果是 camera_code 格式cam_xxxxxxxxxxxx
if device_id.startswith("cam_"):
try:
async with httpx.AsyncClient(timeout=5) as client:
# 调用 WVP 查询单个摄像头的 API
resp = await client.get(
f"{WVP_API_BASE}/admin-api/aiot/device/camera/get",
params={"cameraCode": device_id},
headers=headers
)
if resp.status_code == 200:
data = resp.json()
if data.get("code") == 0:
return data.get("data")
except Exception as e:
logger.warning(f"查询 camera_code 失败: {device_id}, error={e}")
# 如果是 app/stream 格式
elif "/" in device_id:
parts = device_id.split("/", 1)
if len(parts) == 2:
app, stream = parts
try:
async with httpx.AsyncClient(timeout=5) as client:
# 查询摄像头列表,筛选 app 和 stream
resp = await client.get(
f"{WVP_API_BASE}/admin-api/aiot/device/camera/list",
params={"page": 1, "count": 1, "query": stream},
headers=headers
)
if resp.status_code == 200:
data = resp.json()
if data.get("code") == 0:
camera_list = data.get("data", {}).get("list", [])
# 找到匹配的摄像头
for camera in camera_list:
if camera.get("app") == app and camera.get("stream") == stream:
return camera
except Exception as e:
logger.warning(f"查询 app/stream 失败: {device_id}, error={e}")
return None
async def _notify_ops_platform(data: dict):
"""异步上报告警到运维平台(失败不影响主流程)"""
payload = {
"alarmId": data["alarm_id"],
"alarmType": data["alarm_type"],
"deviceId": data["device_id"],
"eventTime": data["event_time"],
"alarmLevel": data["alarm_level"],
"notifyUserIds": [1],
"tenantId": 1,
}
try:
async with httpx.AsyncClient(timeout=10) as client:
resp = await client.post(OPS_ALARM_URL, json=payload)
if resp.status_code == 200:
logger.info(f"运维平台上报成功: {data['alarm_id']}, resp={resp.text[:200]}")
else:
logger.warning(f"运维平台上报失败: status={resp.status_code}, body={resp.text[:200]}")
except Exception as e:
logger.warning(f"运维平台上报异常: {e}")
def _get_alarm_type_name(alarm_type: Optional[str]) -> str:
"""获取告警类型名称"""
type_names = {
"leave_post": "离岗检测",
"intrusion": "周界入侵",
"crowd": "人群聚集",
"fire": "火焰检测",
"smoke": "烟雾检测",
"fall": "跌倒检测",
"helmet": "安全帽检测",
"unknown": "未知类型",
}
return type_names.get(alarm_type, alarm_type or "未知类型")