99 lines
2.9 KiB
Python
Executable File
99 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
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import signal
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import struct
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import sys
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import json
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import socketserver
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import socket
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from evdev import uinput, ecodes as e
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def genconfig(filename):
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result = dict()
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with open(filename, 'r') as conffile:
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config = json.loads(conffile.read())
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for key in config.keys():
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if config[key][0] is not None:
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outkey = e.__dict__[config[key][0]]
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modifiers = None
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if config[key][1] is not None:
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modifiers = [e.__dict__[x] for x in config[key][1]]
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result[int(key, 16)] = [outkey, modifiers]
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return result
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keymap = dict()
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class MyTCPHandler(socketserver.BaseRequestHandler):
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"""
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The request handler class for our server.
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It is instantiated once per connection to the server, and must
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override the handle() method to implement communication to the
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client.
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"""
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def handle(self):
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global keymap
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self.request.setblocking(False)
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self.request.settimeout(1)
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with uinput.UInput() as ui:
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while True:
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try:
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# self.request is the TCP socket connected to the client
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self.data = struct.unpack(">H", self.request.recv(2))[0]
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if not self.data:
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return
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if self.data in keymap.keys():
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key = keymap[self.data]
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# print("%x: %s" % (self.data, key))
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if key[1] is not None:
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for k in key[1]:
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ui.write(e.EV_KEY, k, 1)
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ui.write(e.EV_KEY, key[0], 1)
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ui.syn()
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if key[1] is not None:
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for k in key[1]:
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ui.write(e.EV_KEY, k, 0)
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ui.write(e.EV_KEY, key[0], 0)
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ui.syn()
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else:
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print("KEY CODE %d (%x) NOT HANDLED" % (self.data, self.data))
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except TimeoutError:
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pass
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def load_config():
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global keymap
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keymap = genconfig('/etc/keytari/keymap.json')
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server = None
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def int_handler(sig, frame):
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server.socket.close()
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sys.exit(0)
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def reload_handler(sig, frame):
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load_config()
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if __name__ == "__main__":
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HOST, PORT = "0.0.0.0", 2077
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load_config()
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signal.signal(signal.SIGINT, int_handler)
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signal.signal(signal.SIGHUP, reload_handler)
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# Create the server, binding to localhost on port 9999
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server = socketserver.TCPServer((HOST, PORT), MyTCPHandler)
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server.allow_reuse_address = True
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server.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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server.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
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# Activate the server; this will keep running until you
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# interrupt the program with Ctrl-C
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server.serve_forever()
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