71 lines
2.8 KiB
Python
71 lines
2.8 KiB
Python
from __future__ import annotations
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import logging
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from fastapi import Response
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from labthings_fastapi.thing_server import ThingServer
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from labthings_sangaboard import SangaboardThing
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from labthings_picamera2.thing import StreamingPiCamera2
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from socket import gethostname
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from .things.autofocus import AutofocusThing
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from .things.camera_stage_mapping import CameraStageMapper
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from .things.system_control import SystemControlThing
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from .things.settings_manager import SettingsManager
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from .things.auto_recentre_stage import RecentringThing
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from .things.smart_scan import SmartScanThing, BackgroundDetectThing
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from .things.stitching import Stitcher
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from .things.test import APITestThing
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from .serve_static_files import add_static_files
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from .logging import configure_logging, retrieve_log
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configure_logging()
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thing_server = ThingServer()
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thing_server.add_thing(StreamingPiCamera2(), "/camera/")
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thing_server.add_thing(SangaboardThing(), "/stage/")
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thing_server.add_thing(RecentringThing(), "/auto_recentre_stage/")
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thing_server.add_thing(AutofocusThing(), "/autofocus/")
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thing_server.add_thing(CameraStageMapper(), "/camera_stage_mapping/")
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thing_server.add_thing(SystemControlThing(), "/system_control/")
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thing_server.add_thing(SettingsManager(), "/settings/")
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thing_server.add_thing(SmartScanThing("application/openflexure-stitching/.venv/bin/openflexure-stitch"), "/smart_scan/")
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thing_server.add_thing(BackgroundDetectThing(), "/background_detect/")
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thing_server.add_thing(APITestThing(), "/api_test/")
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try:
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add_static_files(thing_server.app)
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except RuntimeError:
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print("Failed to add static files - you will have to do without them!")
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# Add an endpoint to get the log
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thing_server.app.get("/log/")(retrieve_log)
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app = thing_server.app
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# TODO: update openflexure connect to make this unnecessary!!
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# The endpoints below fool OpenFlexure Connect into thinking we are a
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# v2 microscope, so we show up correctly.
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# This is necessary until Connect is rebuilt.
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@app.get("/routes")
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def routes_stub() -> dict[str, dict]:
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"""A stub list of routes, used by OF Connect to identify the microscope"""
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fake_routes = [
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"/api/v2/",
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"/api/v2/streams/snapshot",
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"/api/v2/instrument/settings/name"
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]
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return {url: {"url": url, "methods": ["GET"]} for url in fake_routes}
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class JPEGResponse(Response):
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media_type = "image/jpeg"
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@app.get("/api/v2/streams/snapshot")
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@app.head("/api/v2/streams/snapshot")
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async def thumbnail() -> JPEGResponse:
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"""A low-resolution snapshot, for compatibility with OF connect"""
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blob = await thing_server.things["/camera/"].lores_mjpeg_stream.grab_frame()
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return JPEGResponse(blob)
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@app.get("/api/v2/instrument/settings/name")
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def get_hostname() -> str:
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"""Get the hostname of the device, for compatibility with OF connect"""
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return gethostname()
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