Refactor server into submodule

This commit is contained in:
Richard Bowman 2024-08-09 00:49:24 +01:00
parent 3abddc3b39
commit c32b44d1a6
4 changed files with 78 additions and 71 deletions

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@ -1,71 +0,0 @@
from __future__ import annotations
import logging
from fastapi import Response
from labthings_fastapi.thing_server import ThingServer
from labthings_sangaboard import SangaboardThing
from labthings_picamera2.thing import StreamingPiCamera2
from socket import gethostname
from .things.autofocus import AutofocusThing
from .things.camera_stage_mapping import CameraStageMapper
from .things.system_control import SystemControlThing
from .things.settings_manager import SettingsManager
from .things.auto_recentre_stage import RecentringThing
from .things.smart_scan import SmartScanThing, BackgroundDetectThing
from .things.stitching import Stitcher
from .things.test import APITestThing
from .serve_static_files import add_static_files
from .logging import configure_logging, retrieve_log
configure_logging()
thing_server = ThingServer()
thing_server.add_thing(StreamingPiCamera2(), "/camera/")
thing_server.add_thing(SangaboardThing(), "/stage/")
thing_server.add_thing(RecentringThing(), "/auto_recentre_stage/")
thing_server.add_thing(AutofocusThing(), "/autofocus/")
thing_server.add_thing(CameraStageMapper(), "/camera_stage_mapping/")
thing_server.add_thing(SystemControlThing(), "/system_control/")
thing_server.add_thing(SettingsManager(), "/settings/")
thing_server.add_thing(SmartScanThing("application/openflexure-stitching/.venv/bin/openflexure-stitch"), "/smart_scan/")
thing_server.add_thing(BackgroundDetectThing(), "/background_detect/")
thing_server.add_thing(APITestThing(), "/api_test/")
try:
add_static_files(thing_server.app)
except RuntimeError:
print("Failed to add static files - you will have to do without them!")
# Add an endpoint to get the log
thing_server.app.get("/log/")(retrieve_log)
app = thing_server.app
# TODO: update openflexure connect to make this unnecessary!!
# The endpoints below fool OpenFlexure Connect into thinking we are a
# v2 microscope, so we show up correctly.
# This is necessary until Connect is rebuilt.
@app.get("/routes")
def routes_stub() -> dict[str, dict]:
"""A stub list of routes, used by OF Connect to identify the microscope"""
fake_routes = [
"/api/v2/",
"/api/v2/streams/snapshot",
"/api/v2/instrument/settings/name"
]
return {url: {"url": url, "methods": ["GET"]} for url in fake_routes}
class JPEGResponse(Response):
media_type = "image/jpeg"
@app.get("/api/v2/streams/snapshot")
@app.head("/api/v2/streams/snapshot")
async def thumbnail() -> JPEGResponse:
"""A low-resolution snapshot, for compatibility with OF connect"""
blob = await thing_server.things["/camera/"].lores_mjpeg_stream.grab_frame()
return JPEGResponse(blob)
@app.get("/api/v2/instrument/settings/name")
def get_hostname() -> str:
"""Get the hostname of the device, for compatibility with OF connect"""
return gethostname()

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from __future__ import annotations
from labthings_fastapi.thing_server import ThingServer
from labthings_sangaboard import SangaboardThing
from labthings_picamera2.thing import StreamingPiCamera2
from ..things.autofocus import AutofocusThing
from ..things.camera_stage_mapping import CameraStageMapper
from ..things.system_control import SystemControlThing
from ..things.settings_manager import SettingsManager
from ..things.auto_recentre_stage import RecentringThing
from ..things.smart_scan import SmartScanThing, BackgroundDetectThing
from ..things.test import APITestThing
from .serve_static_files import add_static_files
from .legacy_api import add_v2_endpoints
from ..logging import configure_logging, retrieve_log
configure_logging()
thing_server = ThingServer()
thing_server.add_thing(StreamingPiCamera2(), "/camera/")
thing_server.add_thing(SangaboardThing(), "/stage/")
thing_server.add_thing(RecentringThing(), "/auto_recentre_stage/")
thing_server.add_thing(AutofocusThing(), "/autofocus/")
thing_server.add_thing(CameraStageMapper(), "/camera_stage_mapping/")
thing_server.add_thing(SystemControlThing(), "/system_control/")
thing_server.add_thing(SettingsManager(), "/settings/")
thing_server.add_thing(SmartScanThing("application/openflexure-stitching/.venv/bin/openflexure-stitch"), "/smart_scan/")
thing_server.add_thing(BackgroundDetectThing(), "/background_detect/")
thing_server.add_thing(APITestThing(), "/api_test/")
try:
add_static_files(thing_server.app)
except RuntimeError:
print("Failed to add static files - you will have to do without them!")
add_v2_endpoints(thing_server) # Add the v2 endpoints for compatibility with OpenFlexure Connect
# Add an endpoint to get the log
thing_server.app.get("/log/")(retrieve_log)
app = thing_server.app

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from . import ThingServer
from fastapi import Response
from socket import gethostname
def add_v2_endpoints(thing_server: ThingServer):
app = thing_server.app
# TODO: update openflexure connect to make this unnecessary!!
# The endpoints below fool OpenFlexure Connect into thinking we are a
# v2 microscope, so we show up correctly.
# This is necessary until Connect is rebuilt.
@app.get("/routes")
def routes_stub() -> dict[str, dict]:
"""A stub list of routes, used by OF Connect to identify the microscope"""
fake_routes = [
"/api/v2/",
"/api/v2/streams/snapshot",
"/api/v2/instrument/settings/name"
]
return {url: {"url": url, "methods": ["GET"]} for url in fake_routes}
class JPEGResponse(Response):
media_type = "image/jpeg"
@app.get("/api/v2/streams/snapshot")
@app.head("/api/v2/streams/snapshot")
async def thumbnail() -> JPEGResponse:
"""A low-resolution snapshot, for compatibility with OF connect"""
blob = await thing_server.things["/camera/"].lores_mjpeg_stream.grab_frame()
return JPEGResponse(blob)
@app.get("/api/v2/instrument/settings/name")
def get_hostname() -> str:
"""Get the hostname of the device, for compatibility with OF connect"""
return gethostname()