82 lines
3.1 KiB
Python
82 lines
3.1 KiB
Python
import httpx
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import logging
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from typing import Optional
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from schemas import NormalizedVitals
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from config import settings
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logger = logging.getLogger(__name__)
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_http_client: Optional[httpx.AsyncClient] = None
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def get_http_client() -> httpx.AsyncClient:
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global _http_client
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if _http_client is None or _http_client.is_closed:
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_http_client = httpx.AsyncClient(
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timeout=httpx.Timeout(connect=3.0, read=5.0, write=3.0, pool=3.0),
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limits=httpx.Limits(max_keepalive_connections=5, max_connections=10)
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)
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return _http_client
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async def forward_vitals_to_api(vitals: NormalizedVitals) -> bool:
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"""
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Attempts to POST the normalized vitals to the configured target API
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and to the Render cloud database.
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Returns True if at least one forward succeeds.
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"""
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import os
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headers = {"Content-Type": "application/json"}
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# Strip heavy wave sample arrays before REST transmission (cloud APIs only ingest vital signs)
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payload = vitals.model_dump(mode="json")
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payload.pop("ecg_wave", None)
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payload.pop("pleth_wave", None)
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client = get_http_client()
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# 1. Forward to primary target API (e.g. Injomo Dev Workflow)
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primary_url = settings.target_api_url
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primary_success = False
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if primary_url:
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try:
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primary_headers = headers.copy()
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if settings.api_token:
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primary_headers["Authorization"] = f"Bearer {settings.api_token}"
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response = await client.post(
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primary_url,
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json=payload,
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headers=primary_headers
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)
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response.raise_for_status()
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logger.info(f"Successfully forwarded vitals to primary API for device {vitals.device_id}")
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primary_success = True
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except Exception as e:
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err_msg = str(e).strip() or "timeout / connection reset"
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logger.warning(f"Error forwarding to primary API: {type(e).__name__} ({err_msg})")
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# 2. Forward to Render Cloud Server
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render_url = "https://contectfiveparamonitor.onrender.com/api/push-vitals"
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render_success = False
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# Detect if we are already running on Render to prevent an infinite loop
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is_on_render = os.getenv("RENDER") is not None or os.getenv("PORT") == "10000" or "render.local" in os.getenv("HOSTNAME", "")
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if not is_on_render:
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try:
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url_with_key = render_url
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if settings.api_token:
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url_with_key = f"{render_url}?api_key={settings.api_token}"
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response = await client.post(
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url_with_key,
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json=payload,
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headers=headers
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)
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response.raise_for_status()
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logger.info(f"Successfully forwarded vitals to Render Cloud for device {vitals.device_id}")
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render_success = True
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except Exception as e:
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err_msg = str(e).strip() or "timeout / connection reset"
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logger.warning(f"Error forwarding to Render Cloud: {type(e).__name__} ({err_msg})")
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return primary_success or render_success
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