84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
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#!/usr/bin/env python3
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import socketserver
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import threading
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class WrongArgumentCount(Exception):
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def __init__(self, command, expected, found):
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if isinstance(expected, list):
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expected = "{} to {}".format(**expected)
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msg = "Command {} expects {} arguments, found {}".format(command, expected, found)
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super(WrongArgumentCount, self).__init__(msg)
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class CommandNotFound(Exception):
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def __init__(self, command):
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msg = "Command {} does not exist".format(command)
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super(CommandNotFound, self).__init__(msg)
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class AtmoClientHandler(socketserver.StreamRequestHandler):
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def setup(self):
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super(AtmoClientHandler, self).setup()
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self.authenticated = True
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self.quit = False
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def handle(self):
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try:
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while not self.quit:
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self.send(">>> ", end='')
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data = self.rfile.readline().decode().strip()
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tokens = data.split()
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if len(tokens) > 0:
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self.handle_command(tokens)
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except BrokenPipeError:
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print(" >> Client disconnected")
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def handle_command(self, tokens):
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cmd = tokens[0].lower()
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args = tokens[1:]
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try:
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if cmd == "reload":
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self._ensure_args(cmd, 0, args)
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self.atmo.load_sounds()
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self.send("Sounds reloaded")
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elif cmd == "help":
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self._ensure_args(cmd, 0, args)
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self.send("The following commands are available: ")
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self.send(" reload")
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elif cmd == "exit":
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self.quit = True
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self.send("Bye")
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else:
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raise CommandNotFound(cmd)
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except (CommandNotFound, WrongArgumentCount) as e:
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self.send("Error: {}".format(e))
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@staticmethod
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def _ensure_args(cmd, expected, args):
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if isinstance(expected, list):
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if not expected[0] <= len(args) <= expected[1]:
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raise WrongArgumentCount(cmd, expected, len(args))
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else:
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if len(args) != expected:
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raise WrongArgumentCount(cmd, expected, len(args))
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def send(self, line, end='\n'):
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self.wfile.write("{}{}".format(line, end).encode())
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class ReusableThreadingTCPServer(socketserver.ThreadingTCPServer):
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daemon_threads = True
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allow_reuse_address = True
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class AtmoReplRunner(threading.Thread):
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def __init__(self, atmo, host='0.0.0.0', port=7723):
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super(AtmoReplRunner, self).__init__()
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AtmoClientHandler.atmo = atmo
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self._client = ReusableThreadingTCPServer((host, port), AtmoClientHandler)
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self.daemon = True
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def run(self):
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self._client.serve_forever()
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