FreeDATA/tnc/rigctld.py

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#!/usr/bin/env python3
import socket
import logging
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import static
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# rigctl - https://github.com/darksidelemm/rotctld-web-gui/blob/master/rotatorgui.py#L35
# https://github.com/xssfox/freedv-tnc/blob/master/freedvtnc/rigctl.py
class Rigctld():
""" rotctld (hamlib) communication class """
# Note: This is a massive hack.
def __init__(self, hostname="localhost", port=4532, poll_rate=5, timeout=5):
""" Open a connection to rotctld, and test it for validity """
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.sock.settimeout(timeout)
self.hostname = hostname
self.port = port
self.connect()
logging.debug(f"Rigctl intialized")
def get_model(self):
""" Get the rotator model from rotctld """
model = self.send_command(b'_')
return model
def connect(self):
""" Connect to rotctld instance """
self.sock.connect((self.hostname,self.port))
model = self.get_model()
if model == None:
# Timeout!
self.close()
raise Exception("Timeout!")
else:
return model
def close(self):
self.sock.close()
def send_command(self, command):
""" Send a command to the connected rotctld instance,
and return the return value.
"""
self.sock.sendall(command+b'\n')
try:
return self.sock.recv(1024)
except:
return None
def ptt_enable(self):
logging.debug(f"PTT enabled")
self.send_command(b"T 1")
def ptt_disable(self):
logging.debug(f"PTT disabled")
self.send_command(b"T 0")
def get_frequency(self):
data = self.send_command(b"f")
if data is not None:
data = data.split(b'\n')
try:
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freq = int(data[0])/1000
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except:
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freq = static.HAMLIB_FREQUENCY
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print(data)
return freq
def get_mode(self):
data = self.send_command(b"m")
if data is not None:
data = data.split(b'\n')
try:
mode = str(data[0], "utf-8")
bandwith = int(data[1])
except:
print(data)
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mode = static.HAMLIB_MODE
bandwith = static.HAMLIB_BANDWITH
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return [mode, bandwith]