forked from platypush/platypush
Removed legacy bluetooth backends.
No replacements have been made for the OBEX backends (push and file services). PyOBEX is too broken and unmaintained, and there are too many poorly documented steps required to get an unprivileged user to run an SDP service.
This commit is contained in:
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3c355352c5
commit
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GPG key ID:
D90FBA7F76362774
5 changed files with 0 additions and 254 deletions
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import os
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import time
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# noinspection PyPackageRequirements
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from PyOBEX import headers, requests, responses
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# noinspection PyPackageRequirements
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from PyOBEX.server import Server
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from platypush.backend import Backend
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from platypush.message.event.bluetooth import BluetoothDeviceConnectedEvent, BluetoothFileReceivedEvent, \
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BluetoothDeviceDisconnectedEvent, BluetoothFilePutRequestEvent
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class BluetoothBackend(Backend, Server):
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_sleep_on_error = 10.0
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def __init__(self, address: str = '', port: int = None, directory: str = None, whitelisted_addresses=None,
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**kwargs):
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Backend.__init__(self, **kwargs)
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Server.__init__(self, address=address)
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self.port = port
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self.directory = os.path.join(os.path.expanduser(directory))
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self.whitelisted_addresses = whitelisted_addresses or []
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self._sock = None
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def run(self):
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self.logger.info('Starting bluetooth service [address={}] [port={}]'.format(
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self.address, self.port))
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while not self.should_stop():
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try:
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# noinspection PyArgumentList
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self._sock = self.start_service(self.port)
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self.serve(self._sock)
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except Exception as e:
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self.logger.error('Error on bluetooth connection [address={}] [port={}]: {}'.format(
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self.address, self.port, str(e)))
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time.sleep(self._sleep_on_error)
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finally:
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self.stop()
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def stop(self):
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if self._sock:
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self.stop_service(self._sock)
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self._sock = None
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def put(self, socket, request):
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name = ""
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body = ""
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while True:
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for header in request.header_data:
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if isinstance(header, headers.Name):
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name = header.decode()
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self.logger.info("Receiving {}".format(name))
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elif isinstance(header, headers.Length):
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length = header.decode()
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self.logger.info("Content length: {} bytes".format(length))
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elif isinstance(header, headers.Body):
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body += header.decode()
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elif isinstance(header, headers.End_Of_Body):
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body += header.decode()
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if request.is_final():
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break
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# Ask for more data.
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Server.send_response(self, socket, responses.Continue())
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# Get the next part of the data.
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request = self.request_handler.decode(socket)
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Server.send_response(self, socket, responses.Success())
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name = os.path.basename(name.strip("\x00"))
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path = os.path.join(self.directory, name)
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self.logger.info("Writing file {}" .format(path))
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open(path, "wb").write(body.encode())
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self.bus.post(BluetoothFileReceivedEvent(path=path))
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def process_request(self, connection, request, *address):
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if isinstance(request, requests.Connect):
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self.connect(connection, request)
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self.bus.post(BluetoothDeviceConnectedEvent(address=address[0], port=address[1]))
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elif isinstance(request, requests.Disconnect):
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self.disconnect(connection, request)
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self.bus.post(BluetoothDeviceDisconnectedEvent(address=address[0], port=address[1]))
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elif isinstance(request, requests.Put):
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self.bus.post(BluetoothFilePutRequestEvent(address=address[0], port=address[1]))
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self.put(connection, request)
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else:
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self._reject(connection)
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self.bus.post(BluetoothFilePutRequestEvent(address=address[0], port=address[1]))
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def accept_connection(self, address, port):
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return address in self.whitelisted_addresses
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# vim:sw=4:ts=4:et:
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import os
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import stat
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# noinspection PyPackageRequirements
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from PyOBEX import requests, responses, headers
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# noinspection PyPackageRequirements
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from PyOBEX.server import BrowserServer
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from platypush.backend.bluetooth import BluetoothBackend
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from platypush.message.event.bluetooth import BluetoothFileGetRequestEvent
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class BluetoothFileserverBackend(BluetoothBackend, BrowserServer):
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"""
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Bluetooth OBEX file server.
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Enable it to allow bluetooth devices to browse files on this machine.
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If you run platypush as a non-root user (and you should) then you to change the group owner of the
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service discovery protocol file (/var/run/sdp) and add your user to that group. See
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`here <https://stackoverflow.com/questions/34599703/rfcomm-bluetooth-permission-denied-error-raspberry-pi>`_
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for details.
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Requires:
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* **pybluez** (``pip install pybluez``)
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* **pyobex** (``pip install git+https://github.com/BlackLight/PyOBEX``)
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"""
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def __init__(self, port: int, address: str = '', directory: str = os.path.expanduser('~'),
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whitelisted_addresses: list = None, **kwargs):
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"""
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:param port: Bluetooth listen port
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:param address: Bluetooth address to bind the server to (default: any)
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:param directory: Directory to share (default: HOME directory)
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:param whitelisted_addresses: If set then only accept connections from the listed device addresses
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"""
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BluetoothBackend.__init__(self, address=address, port=port, directory=directory,
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whitelisted_addresses=whitelisted_addresses, **kwargs)
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if not os.path.isdir(self.directory):
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raise FileNotFoundError(self.directory)
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def process_request(self, socket, request, *address):
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if isinstance(request, requests.Get):
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self.bus.post(BluetoothFileGetRequestEvent(address=address[0], port=address[1]))
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self.get(socket, request)
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else:
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super().process_request(socket, request, *address)
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def get(self, socket, request):
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name = ""
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req_type = ""
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for header in request.header_data:
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if isinstance(header, headers.Name):
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name = header.decode().strip("\x00")
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self.logger.info("Receiving request for {}".format(name))
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elif isinstance(header, headers.Type):
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req_type = header.decode().strip("\x00")
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self.logger.info("Request type: {}".format(req_type))
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path = os.path.abspath(os.path.join(self.directory, name))
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if os.path.isdir(path) or req_type == "x-obex/folder-listing":
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if path.startswith(self.directory):
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filelist = os.listdir(path)
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s = '<?xml version="1.0"?>\n<folder-listing>\n'
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for i in filelist:
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objpath = os.path.join(path, i)
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if os.path.isdir(objpath):
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s += ' <folder name="{}" created="{}" />'.format(i, os.stat(objpath)[stat.ST_CTIME])
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else:
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s += ' <file name="{}" created="{}" size="{}" />'.format(
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i, os.stat(objpath)[stat.ST_CTIME], os.stat(objpath)[stat.ST_SIZE])
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s += "</folder-listing>\n"
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self.logger.debug('Bluetooth get XML output:\n' + s)
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response = responses.Success()
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response_headers = [headers.Name(name.encode("utf8")),
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headers.Length(len(s)),
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headers.Body(s.encode("utf8"))]
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BrowserServer.send_response(self, socket, response, response_headers)
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else:
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self._reject(socket)
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else:
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self._reject(socket)
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# vim:sw=4:ts=4:et:
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@ -1,8 +0,0 @@
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manifest:
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events: {}
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install:
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pip:
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- pybluez
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- pyobex
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package: platypush.backend.bluetooth.fileserver
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type: backend
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import os
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# noinspection PyPackageRequirements
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from PyOBEX.server import PushServer
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from platypush.backend.bluetooth import BluetoothBackend
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class BluetoothPushserverBackend(BluetoothBackend, PushServer):
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"""
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Bluetooth OBEX push server.
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Enable it to allow bluetooth file transfers from other devices.
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If you run platypush as a non-root user (and you should) then you to change the group owner of the
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service discovery protocol file (/var/run/sdp) and add your user to that group. See
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`here <https://stackoverflow.com/questions/34599703/rfcomm-bluetooth-permission-denied-error-raspberry-pi>`_
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for details.
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Requires:
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* **pybluez** (``pip install pybluez``)
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* **pyobex** (``pip install git+https://github.com/BlackLight/PyOBEX``)
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"""
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_sleep_on_error = 10.0
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def __init__(self, port: int, address: str = '',
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directory: str = os.path.join(os.path.expanduser('~'), 'bluetooth'),
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whitelisted_addresses: list = None, **kwargs):
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"""
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:param port: Bluetooth listen port
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:param address: Bluetooth address to bind the server to (default: any)
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:param directory: Destination directory where files will be downloaded (default: ~/bluetooth)
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:param whitelisted_addresses: If set then only accept connections from the listed device addresses
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"""
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BluetoothBackend.__init__(self, address=address, port=port, directory=directory,
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whitelisted_addresses=whitelisted_addresses, **kwargs)
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def run(self):
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if not os.path.isdir(self.directory):
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os.makedirs(self.directory, exist_ok=True)
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super().run()
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# vim:sw=4:ts=4:et:
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manifest:
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events: {}
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install:
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pip:
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- pybluez
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- pyobex
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package: platypush.backend.bluetooth.pushserver
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type: backend
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