115 lines
3.8 KiB
Python
Executable File
115 lines
3.8 KiB
Python
Executable File
import argparse
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import configparser
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import json
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import socket
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import ssl
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from datetime import datetime
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from os import environ
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import paho.mqtt.publish as publish
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import socks
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import stem.connection
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from stem.control import Controller
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def main():
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parser = argparse.ArgumentParser(description='Broadcast SSH hidden service hostname via MQTT')
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parser.add_argument('--config-dir', nargs='?', dest='configPath', default='/etc/torch',
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help='configuration directory (default: /etc/torch)')
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args = parser.parse_args()
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config_path = args.configPath
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if "TORCH_CONFIG_DIR" in environ:
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config_path = environ.get("TORCH_CONFIG_DIR")
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if not config_path.endswith("/"):
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config_path = config_path + "/"
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print("Using torch configuration path: " + config_path)
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config = configparser.ConfigParser()
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configuration_file_path = config_path + "torch.conf"
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print("Reading configuration file at '%s'" % configuration_file_path)
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config.read(configuration_file_path)
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tor_proxy_host = config['tor'].get('ProxyHost', fallback="127.0.0.1")
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tor_proxy_port = config['tor'].getint('ProxyPort', fallback=9050)
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tor_controller_port = config['tor'].getint('ControllerPort', fallback=9051)
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ssh_port = config['ssh'].getint('Port', fallback=22)
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mqtt_config = config['mqtt']
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mqtt_broker_host = mqtt_config.get('BrokerHost', fallback="localhost")
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mqtt_broker_port = mqtt_config.getint('BrokerPort', fallback=1883)
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mqtt_broker_using_tor = mqtt_broker_host.endswith(".onion")
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mqtt_client_id = mqtt_config.get('ClientID', fallback=socket.gethostname())
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mqtt_topic = mqtt_config.get('Topic', fallback="torch/%s/onion_url" % mqtt_client_id)
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mqtt_require_certificate = mqtt_config.getboolean(
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'RequireCertificate',
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fallback=False)
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mqtt_ca_file = config_path + mqtt_config.get('CaFile')
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mqtt_cert_file = config_path + mqtt_config.get('CertFile')
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mqtt_key_file = config_path + mqtt_config.get('KeyFile')
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print("Connecting to local TOR controller on port %s" % tor_controller_port)
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with Controller.from_port(port=tor_controller_port) as controller:
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protocol_info = stem.connection.get_protocolinfo(controller)
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stem.connection.authenticate_safecookie(controller, protocol_info.cookie_path)
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print("Creating TOR Hidden Service...")
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service = controller.create_ephemeral_hidden_service(ssh_port, detached=True)
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onion_address = "%s.onion" % service.service_id
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print("Created Tor Hidden Service for local service on port %s at %s" % (ssh_port, onion_address))
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protocol = "mqtt"
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tls_args = None
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proxy_args = None
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if mqtt_broker_using_tor:
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proxy_args = {
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'proxy_type': socks.SOCKS5,
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'proxy_addr': tor_proxy_host,
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'proxy_port': tor_proxy_port
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}
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else:
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if mqtt_require_certificate:
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protocol = "mqtts"
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tls_args = {
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'ca_certs': mqtt_ca_file,
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'certfile': mqtt_cert_file,
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'keyfile': mqtt_key_file,
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'cert_reqs': ssl.CERT_REQUIRED
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}
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print("Publishing to MQTT broker: %s://%s:%s/%s" % (protocol, mqtt_broker_host, mqtt_broker_port, mqtt_topic))
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if mqtt_broker_using_tor:
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print("--> Using TOR proxy: %s:%s" % (tor_proxy_host, tor_proxy_port))
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payload = json.dumps({
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'clientId': mqtt_client_id,
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'timestamp': datetime.now().strftime("%d-%b-%Y (%H:%M:%S.%f)"),
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'onionAddress': onion_address,
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'sshPort': ssh_port
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})
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publish.single(mqtt_topic,
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payload,
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qos=1,
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hostname=mqtt_broker_host,
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port=mqtt_broker_port,
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client_id=mqtt_client_id,
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tls=tls_args,
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proxy_args=proxy_args)
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