82 lines
2.9 KiB
Python
82 lines
2.9 KiB
Python
"""
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POST /proxy — RTC OpenAPI 代理（含请求签名）
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"""
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import httpx
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from fastapi import APIRouter, Request
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from fastapi.responses import JSONResponse
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from config.custom_scene import get_rtc_openapi_version
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from security.signer import Signer
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from services.scene_service import Scenes, prepare_scene_runtime
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from utils.responses import error_response
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from utils.validation import assert_scene_value, assert_value
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router = APIRouter()
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@router.post("/proxy")
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async def proxy(request: Request):
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action = request.query_params.get("Action", "")
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version = request.query_params.get("Version") or get_rtc_openapi_version()
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try:
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assert_value(action, "Action 不能为空")
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assert_value(version, "Version 不能为空")
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body = await request.json()
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scene_id = body.get("SceneID", "")
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assert_value(scene_id, "SceneID 不能为空，SceneID 用于指定场景配置")
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json_data = Scenes.get(scene_id)
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if not json_data:
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raise ValueError(f"{scene_id} 不存在，请先配置对应场景。")
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_, _, voice_chat = prepare_scene_runtime(scene_id, json_data)
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account_config = json_data.get("AccountConfig", {})
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assert_scene_value(
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scene_id, "AccountConfig.accessKeyId", account_config.get("accessKeyId")
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)
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assert_scene_value(
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scene_id, "AccountConfig.secretKey", account_config.get("secretKey")
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)
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if action == "StartVoiceChat":
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req_body = voice_chat
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elif action == "StopVoiceChat":
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app_id = voice_chat.get("AppId", "")
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room_id = voice_chat.get("RoomId", "")
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task_id = voice_chat.get("TaskId", "")
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assert_scene_value(scene_id, "VoiceChat.AppId", app_id)
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assert_scene_value(scene_id, "VoiceChat.RoomId", room_id)
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assert_scene_value(scene_id, "VoiceChat.TaskId", task_id)
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req_body = {"AppId": app_id, "RoomId": room_id, "TaskId": task_id}
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else:
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req_body = {}
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request_data = {
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"region": "cn-north-1",
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"method": "POST",
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"params": {"Action": action, "Version": version},
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"headers": {
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"Host": "rtc.volcengineapi.com",
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"Content-type": "application/json",
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},
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"body": req_body,
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}
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signer = Signer(request_data, "rtc")
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signer.add_authorization(account_config)
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async with httpx.AsyncClient() as client:
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resp = await client.post(
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f"https://rtc.volcengineapi.com?Action={action}&Version={version}",
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headers=request_data["headers"],
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json=req_body,
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)
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return JSONResponse(resp.json())
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except ValueError as e:
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return error_response(action, str(e))
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except Exception as e:
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return error_response(action, str(e))
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