FreeDATA/tnc/rigctld.py

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#!/usr/bin/env python3
# class taken from darsidelemm
# rigctl - https://github.com/darksidelemm/rotctld-web-gui/blob/master/rotatorgui.py#L35
#
# modified and adjusted to FreeDATA needs by DJ2LS
import socket
import time
import structlog
# set global hamlib version
hamlib_version = 0
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class radio:
"""rigctld (hamlib) communication class"""
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# Note: This is a massive hack.
log = structlog.get_logger(__name__)
def __init__(self, hostname="localhost", port=4532, poll_rate=5, timeout=5):
"""Open a connection to rigctld, and test it for validity"""
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# self.sock.settimeout(timeout)
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self.connected = False
self.hostname = hostname
self.port = port
self.connection_attempts = 5
def open_rig(
self,
devicename,
deviceport,
hamlib_ptt_type,
serialspeed,
pttport,
data_bits,
stop_bits,
handshake,
rigctld_ip,
rigctld_port,
):
"""
Args:
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devicename:
deviceport:
hamlib_ptt_type:
serialspeed:
pttport:
data_bits:
stop_bits:
handshake:
rigctld_ip:
rigctld_port:
Returns:
"""
self.hostname = rigctld_ip
self.port = int(rigctld_port)
if self.connect():
self.log.debug("Rigctl initialized")
return True
self.log.error(
"[RIGCTLD] Can't connect to rigctld!", ip=self.hostname, port=self.port
)
return False
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def connect(self):
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"""Connect to rigctld instance"""
if not self.connected:
try:
self.connection = socket.create_connection((self.hostname, self.port))
self.connected = True
self.log.info(
"[RIGCTLD] Connected to rigctld!", ip=self.hostname, port=self.port
)
return True
except Exception as err:
# ConnectionRefusedError: [Errno 111] Connection refused
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self.close_rig()
self.log.warning(
"[RIGCTLD] Connection to rigctld refused! Reconnect...",
ip=self.hostname,
port=self.port,
e=err,
)
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return False
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def close_rig(self):
""" """
self.sock.close()
self.connected = False
def send_command(self, command) -> bytes:
"""Send a command to the connected rotctld instance,
and return the return value.
Args:
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command:
"""
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if self.connected:
try:
self.connection.sendall(command + b"\n")
except Exception:
self.log.warning(
"[RIGCTLD] Command not executed!",
command=command,
ip=self.hostname,
port=self.port,
)
self.connected = False
try:
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return self.connection.recv(1024)
except Exception:
self.log.warning(
"[RIGCTLD] No command response!",
command=command,
ip=self.hostname,
port=self.port,
)
self.connected = False
else:
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# reconnecting....
time.sleep(0.5)
self.connect()
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return b""
def get_mode(self):
""" """
try:
data = self.send_command(b"m")
data = data.split(b"\n")
mode = data[0]
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return mode.decode("utf-8")
except Exception:
return 0
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def get_bandwidth(self):
""" """
try:
data = self.send_command(b"m")
data = data.split(b"\n")
bandwidth = data[1]
return bandwidth.decode("utf-8")
except Exception:
return 0
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def get_frequency(self):
""" """
try:
frequency = self.send_command(b"f")
return frequency.decode("utf-8")
except Exception:
return 0
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def get_ptt(self):
""" """
try:
return self.send_command(b"t")
except Exception:
return False
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def set_ptt(self, state):
"""
Args:
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state:
Returns:
"""
try:
if state:
self.send_command(b"T 1")
else:
self.send_command(b"T 0")
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return state
except Exception:
return False