setup.py

import os
from os import path
import subprocess
import socket
import json

# modify default service file

service = os.popen("cat tallycoin_connect.service").read();
cwd = os.getcwd()
new_service = service.replace("{{working_directory}}", cwd);

# save service file

fd = open("/etc/systemd/system/tallycoin_connect.service", "w");
fd.write(new_service);

fd = open("/lib/systemd/system/tallycoin_connect.service", "w");
fd.write(new_service);

# get LND keys and save to file

stream = os.popen("base64 /home/bitcoin/.lnd/tls.cert | tr -d '\n'");
cert = stream.read();

stream = os.popen("base64 /home/bitcoin/.lnd/data/chain/bitcoin/mainnet/admin.macaroon | tr -d '\n'");
macaroon = stream.read();

if path.exists("tallycoin_api.key"):
  stream = os.popen("cat tallycoin_api.key");
  k = stream.read();
  if k != '':
    key = json.loads(k);
    key = key['tallycoin_api'];
  else: key = '';  
  
else:
  key = '';

jsonstring = '{ "tallycoin_api":"'+key+'", "tls_cert":"'+cert+'", "macaroon":"'+macaroon+'", "lnd_socket":"127.0.0.1:10009" }';

# write keys
fd = open("tallycoin_api.key","w");
fd.write(jsonstring);

subprocess.run(["sudo", "chmod", "0777", "tallycoin_api.key"]);

# setup always-on service
subprocess.run(["sudo", "systemctl", "disable", "tallycoin_connect"]);
subprocess.run(["sudo", "systemctl", "stop", "tallycoin_connect"]);
subprocess.run(["sudo", "systemctl", "daemon-reload"]);
subprocess.run(["sudo", "systemctl", "enable", "tallycoin_connect"]);
subprocess.run(["sudo", "systemctl", "start", "tallycoin_connect"]);

print("Enter your API key at http://"+socket.gethostbyname(socket.gethostname())+":8123/" );