Mercurial > code > home > repos > light-bridge
annotate light_bridge.py @ 7:05fb0319eb64
cleanup
| author | drewp@bigasterisk.com |
|---|---|
| date | Sun, 28 Jan 2024 16:03:40 -0800 |
| parents | fc8ed0efcd72 |
| children | 140633abfa2a |
| rev | line source |
|---|---|
| 0 | 1 """ |
| 2 replaces a lot of mqtt_to_rdf and rdf_to_mqtt | |
| 3 """ | |
| 4 import json | |
| 5 import logging | |
| 7 | 6 import time |
| 2 | 7 from functools import partial |
| 0 | 8 |
| 9 from patchablegraph import PatchableGraph | |
| 10 from patchablegraph.handler import GraphEvents, StaticGraph | |
| 2 | 11 from sse_starlette.sse import EventSourceResponse |
| 0 | 12 from starlette.applications import Starlette |
| 13 from starlette.requests import Request | |
| 14 from starlette.responses import JSONResponse | |
| 15 from starlette.routing import Route | |
| 16 from starlette_exporter import PrometheusMiddleware, handle_metrics | |
| 2 | 17 |
| 7 | 18 from light import Lights |
| 0 | 19 |
| 20 logging.basicConfig(level=logging.INFO) | |
| 21 log = logging.getLogger() | |
| 22 | |
| 23 | |
| 24 async def output(lights: Lights, request: Request) -> JSONResponse: | |
| 25 light = lights.byName(request.query_params['light']) | |
|
5
7eeda7f4f9cd
spell it to_dict, for compat with DataClassJsonMixin
drewp@bigasterisk.com
parents:
2
diff
changeset
|
26 return JSONResponse(light.to_dict()) |
| 0 | 27 |
| 28 | |
| 29 async def table(lights: Lights, req: Request) -> EventSourceResponse: | |
| 30 | |
| 31 async def g(): | |
| 32 async for ping in lights.changes(): | |
|
5
7eeda7f4f9cd
spell it to_dict, for compat with DataClassJsonMixin
drewp@bigasterisk.com
parents:
2
diff
changeset
|
33 yield json.dumps({'now': time.time()} | lights.to_dict()) |
| 0 | 34 |
| 35 return EventSourceResponse(g()) | |
| 36 | |
| 37 | |
| 38 def main(): | |
| 39 lights = Lights() | |
| 40 graph = PatchableGraph() | |
| 41 app = Starlette(debug=True, | |
| 42 routes=[ | |
| 43 Route('/api/output', partial(output, lights), methods=['PUT']), | |
| 44 Route('/api/table', partial(table, lights)), | |
| 45 Route('/api/graph', StaticGraph(graph)), | |
| 46 Route('/api/graph/events', GraphEvents(graph)), | |
| 47 ]) | |
| 48 | |
| 49 app.add_middleware(PrometheusMiddleware, app_name='light-bridge') | |
| 50 app.add_route("/metrics", handle_metrics) | |
| 51 | |
| 52 return app | |
| 53 | |
| 54 | |
| 55 app = main() |