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grisha765/camera_ntfy.py

CreatedJuly 18, 2025 15:03

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A script for automatically sending photos from a camera via FTP, created for cameras that send photos to an FTP server.

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camera_ntfy.py

	#!/usr/bin/env -S uv run --script
	# /// script
	# dependencies = ["httpx", "pyftpdlib"]
	# ///

	importos
	importmimetypes
	importtempfile
	importlogging
	logging.basicConfig(
	level=logging.INFO,
	format="%(asctime)s [%(levelname)s] %(message)s",
	)

	importhttpx
	frompyftpdlib.authorizersimportDummyAuthorizer
	frompyftpdlib.handlersimportFTPHandler
	frompyftpdlib.serversimportFTPServer

	topic=os.getenv("FTP_PASSWORD")
	ftp_port=int(os.getenv("FTP_PORT",2121))
	passive_ports=os.getenv("PASSIVE_PORTS")
	masquerade_address=os.getenv("MASQUERADE_ADDRESS")
	ntfy_url=os.getenv("NTFY_URL","https://ntfy.sh")


	classImageForwardHandler(FTPHandler):
	defon_file_received(self,file_path):
	ext=os.path.splitext(file_path)[1].lower()
	ifextnotin {".png",".jpg",".jpeg"}:
	logging.info("Ignoring non‑image file: %s",file_path)
	os.remove(file_path)
	return

	content_type= (
	mimetypes.guess_type(file_path)[0]or"application/octet-stream"
	)
	filename=os.path.basename(file_path)
	url=f"{ntfy_url.rstrip('/')}/{topic}"

	try:
	withopen(file_path,"rb")asfh:
	payload=fh.read()

	headers= {
	"Title":"The camera detect movement!",
	"Filename":filename,
	"Content-Type":content_type,
	"Priority":"max"
	}

	logging.info("Forwarding %s to %s",filename,url)
	response=httpx.put(
	url,
	content=payload,
	headers=headers,
	timeout=10,
	)
	response.raise_for_status()
	logging.info("ntfy response: %s",response.status_code)
	exceptExceptionasexc:
	logging.exception("Failed to forward %s: %s",filename,exc)
	finally:
	os.remove(file_path)


	defmain():
	ifnottopic:
	raiseRuntimeError("Set FTP_PASSWORD environment variable")

	homedir=tempfile.gettempdir()
	authorizer=DummyAuthorizer()
	authorizer.add_user(
	"user",
	topic,
	homedir=homedir,
	perm="elradfmw",
	)

	handler=ImageForwardHandler
	handler.authorizer=authorizer
	handler.banner="FTP to ntfy bridge ready."

	ifpassive_ports:
	try:
	start,end=map(int,passive_ports.split("-"))
	handler.passive_ports=range(start,end+1)
	logging.info("Passive port range: %d-%d",start,end)
	exceptValueError:
	raiseRuntimeError("Invalid PASSIVE_PORTS format, expected START-END")

	ifmasquerade_address:
	handler.masquerade_address=masquerade_address
	logging.info("Masquerade address: %s",masquerade_address)

	address= ("0.0.0.0",ftp_port)
	server=FTPServer(address,handler)

	logging.info("Starting FTP server on %s:%s",*address)
	logging.info("ntfy topic URL: %s/%s",ntfy_url.rstrip("/"),topic)
	server.serve_forever()


	if__name__=="__main__":
	main()

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grisha765/camera_ntfy.py