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Implemented proof of concept RCON command
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| #!/bin/bash | ||
| # LinuxGSM command_rcon.sh module | ||
| # Author: Daniel Gibbs | ||
| # Contributors: http://linuxgsm.com/contrib | ||
| # Website: https://linuxgsm.com | ||
| # Description: Send rcon commands to different gameservers. | ||
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| commandname="RCON" | ||
| commandaction="Rcon" | ||
| moduleselfname="$(basename "$(readlink -f "${BASH_SOURCE[0]}")")" | ||
| fn_firstcommand_set | ||
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| check.sh | ||
| if [ "${status}" == "0" ]; then | ||
| fn_print_error_nl "Server not running" | ||
| fn_script_log_error "Failed to access: Server not running" | ||
| if fn_prompt_yn "Do you want to start the server?" Y; then | ||
| exitbypass=1 | ||
| command_start.sh | ||
| fi | ||
| fi | ||
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| if [ -n "${userinput2}" ]; then | ||
| rconcommandtosend="${userinput2}" | ||
| else | ||
| fn_print_header | ||
| fn_print_information_nl "Send a RCON command to the server." | ||
| echo "" | ||
| rconcommandtosend=$(fn_prompt_message "RCON command: ") | ||
| fi | ||
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| fn_print_dots "Sending RCON command to server: \"${rconcommandtosend}\"" | ||
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| if [ ! -f "${modulesdir}/rcon.py" ]; then | ||
| fn_fetch_file_github "lgsm/modules" "rcon.py" "${modulesdir}" "chmodx" "norun" "noforce" "nohash" | ||
| fi | ||
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| "${modulesdir}"/rcon.py -a "${telnetip}" -p "${rconport}" -P "${rconpassword}" -c "${rconcommandtosend}" > /dev/null 2>&1 | ||
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| fn_print_ok_nl "Sending RCON command to server: \"${rconcommandtosend}\"" | ||
| fn_script_log_pass "RCON command \"${rconcommandtosend}\" sent to server" | ||
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| core_exit.sh |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| #! /usr/bin/env python3 | ||
| # -*- coding: utf-8 -*- | ||
| # LinuxGSM rcon.py module | ||
| # Author: MicLieg | ||
| # Contributors: http://linuxgsm.com/contrib | ||
| # Website: https://linuxgsm.com | ||
| # Description: Allows sending RCON commands to different gameservers. | ||
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| import argparse | ||
| import socket | ||
| import struct | ||
| import sys | ||
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| class PacketTypes: | ||
| LOGIN = 3 | ||
| COMMAND = 2 | ||
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| class Rcon: | ||
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| def __init__(self, arguments): | ||
| self.arguments = arguments | ||
| self.connection = None | ||
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| def __enter__(self): | ||
| self.connect_to_server() | ||
| return self | ||
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| def __exit__(self, exc_type, exc_val, exc_tb): | ||
| if self.connection: | ||
| self.connection.close() | ||
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| @staticmethod | ||
| def fatal_error(error_message, error_code): | ||
| sys.stderr.write(f'ERROR: {error_code} {error_message}\n') | ||
| sys.exit(error_code) | ||
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| @staticmethod | ||
| def exit_success(success_message=''): | ||
| sys.stdout.write(f'OK: {success_message}\n') | ||
| sys.exit(0) | ||
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| def connect_to_server(self): | ||
| self.connection = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | ||
| self.connection.settimeout(self.arguments.timeout) | ||
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| try: | ||
| self.connection.connect((self.arguments.address, self.arguments.port)) | ||
| except socket.timeout: | ||
| self.fatal_error('Request timed out', 1) | ||
| except Exception as e: | ||
| self.fatal_error(f'Unable to connect: {e}', 1) | ||
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| def send_packet(self, request_id, packet_type, data): | ||
| # Packet structure follows the Source RCON Protocol: size, request ID, type, data, two null bytes | ||
| packet = ( | ||
| struct.pack('<l', request_id) | ||
| + struct.pack('<l', packet_type) | ||
| + data.encode('utf8') + b'\x00\x00' | ||
| ) | ||
| try: | ||
| self.connection.send(struct.pack('<l', len(packet)) + packet) | ||
| except socket.error as e: | ||
| self.fatal_error(f'Failed to send packet: {e}', 2) | ||
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| def receive_packet(self): | ||
| try: | ||
| response = self.connection.recv(self.arguments.buffer) | ||
| return response | ||
| except socket.error as e: | ||
| self.fatal_error(f'Failed to receive response: {e}', 3) | ||
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| def login(self): | ||
| self.send_packet(1, PacketTypes.LOGIN, self.arguments.password) | ||
| response = self.receive_packet() | ||
| if response: | ||
| size, id_response, type_response = struct.unpack('<l', response[:4]), struct.unpack('<l', response[ | ||
| 4:8]), struct.unpack( | ||
| '<l', response[8:12]) | ||
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| if id_response[0] == -1: | ||
| self.fatal_error('Login to RCON failed', 4) | ||
| else: | ||
| self.fatal_error('No response received for login', 4) | ||
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| def send_command(self): | ||
| self.send_packet(2, PacketTypes.COMMAND, self.arguments.command) | ||
| response = self.receive_packet() | ||
| if response: | ||
| response_message = response[12:-2].decode('utf-8') # Stripping trailing null bytes | ||
| self.exit_success(str(response_message)) | ||
| else: | ||
| self.fatal_error('No response received for command', 5) | ||
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| def parse_args(): | ||
| parser = argparse.ArgumentParser(description='Sends RCON commands to Minecraft servers.') | ||
| parser.add_argument('-a', '--address', type=str, required=True, help='The server IP address.') | ||
| parser.add_argument('-p', '--port', type=int, required=True, help='The server port.') | ||
| parser.add_argument('-P', '--password', type=str, required=True, help='The RCON password.') | ||
| parser.add_argument('-c', '--command', type=str, required=True, help='The RCON command to send.') | ||
| parser.add_argument('-t', '--timeout', type=int, default=5, help='The timeout for server response.') | ||
| parser.add_argument('-b', '--buffer', type=int, default=4096, help='The buffer length for server response.') | ||
| return parser.parse_args() | ||
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| def main(): | ||
| arguments = parse_args() | ||
| with Rcon(arguments) as rcon: | ||
| rcon.login() | ||
| rcon.send_command() | ||
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| if __name__ == '__main__': | ||
| main() |