106 lines
2.7 KiB
Python
106 lines
2.7 KiB
Python
from __future__ import print_function
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import json
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from socket import socket, AF_INET, SOCK_DGRAM
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import time
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listen = ('127.0.0.1', 2237)
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def from_message(content):
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try:
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return json.loads(content)
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except ValueError:
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return {}
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def to_message(typ, value='', params=None):
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if params is None:
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params = {}
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return json.dumps({'type': typ, 'value': value, 'params': params})
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class Server(object):
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first = True
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def process(self, message):
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typ = message.get('type', '')
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value = message.get('value', '')
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params = message.get('params', {})
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if not typ:
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return
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print('->', typ)
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if value:
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print('-> value', value)
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if params:
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print('-> params: ', params)
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#### if typ == 'PING':
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#### if self.first:
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#### self.send('RX.GET_BAND_ACTIVITY')
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#### self.send('TX.SET_TEXT', 'HERE WE GO')
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#### time.sleep(1)
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#### self.send('WINDOW.RAISE')
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#### self.first = False
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#### if typ == 'PING':
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#### self.send('STATION.GET_GRID')
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#### self.send('RIG.GET_FREQ')
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#### self.send('STATION.GET_CALLSIGN')
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#### self.send('RX.GET_CALL_ACTIVITY')
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#### elif typ == 'STATION.GRID':
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#### if value != 'EM73TU49TQ':
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#### self.send('STATION.SET_GRID', 'EM73TU49TQ')
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#### elif typ == 'RIG.FREQ':
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#### if params.get('DIAL', 0) != 14064000:
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#### self.send('RIG.SET_FREQ', '', {"DIAL": 14064000, "OFFSET": 977})
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#### self.send('TX.SEND_MESSAGE', 'HELLO WORLD')
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elif typ == 'CLOSE':
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self.close()
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def send(self, *args, **kwargs):
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message = to_message(*args, **kwargs)
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print('outgoing message:', message)
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self.sock.sendto(message, self.reply_to)
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def listen(self):
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print('listening on', ':'.join(map(str, listen)))
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self.sock = socket(AF_INET, SOCK_DGRAM)
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self.sock.bind(listen)
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self.listening = True
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try:
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while self.listening:
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content, addr = self.sock.recvfrom(65500)
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print('incoming message:', ':'.join(map(str, addr)))
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try:
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message = json.loads(content)
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except ValueError:
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message = {}
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if not message:
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continue
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self.reply_to = addr
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self.process(message)
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finally:
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self.sock.close()
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def close(self):
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self.listening = False
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def main():
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s = Server()
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s.listen()
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if __name__ == '__main__':
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main()
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