from typing import List, Optional from cvmlib import guac_decode, guac_encode, CollabVMRank, CollabVMState, CollabVMClientRenameStatus import config import os, random, websockets, asyncio from websockets import Subprotocol, Origin import logging import sys from datetime import datetime, timezone import json LOG_LEVEL = getattr(config, "log_level", "INFO") # Prepare logs if not os.path.exists("logs"): os.makedirs("logs") log_format = logging.Formatter( "[%(asctime)s] {%(filename)s:%(lineno)d} %(levelname)s - %(message)s" ) stdout_handler = logging.StreamHandler(sys.stdout) stdout_handler.setFormatter(log_format) log = logging.getLogger("cvmsentry") log.setLevel(LOG_LEVEL) log.addHandler(stdout_handler) log.info(f"CVM-Sentry started") users = {} vm_botuser = {} STATE = CollabVMState.DISCONNECTED def get_origin_from_ws_url(ws_url: str) -> str: domain = ( ws_url.removeprefix("ws:") .removeprefix("wss:") .removeprefix("/") .removeprefix("/") .split("/", 1)[0] ) is_wss = ws_url.startswith("wss:") return f"http{'s' if is_wss else ''}://{domain}/" async def send_chat_message(websocket, message: str): log.debug(f"Sending chat message: {message}") await websocket.send(guac_encode("chat", message)) async def send_guac(websocket, *args: str): await websocket.send(guac_encode(*args)) async def connect(vm_name: str): global STATE global users global vm_botuser if vm_name not in config.vms: log.error(f"VM '{vm_name}' not found in configuration.") return uri = config.vms[vm_name] log_file_path = os.path.join(getattr(config, "log_directory", "logs"), f"{vm_name}.json") if not os.path.exists(log_file_path): with open(log_file_path, "w") as log_file: log_file.write("{}") async with websockets.connect( uri=uri, subprotocols=[Subprotocol("guacamole")], origin=Origin(get_origin_from_ws_url(uri)), user_agent_header="cvmsentry/1 (https://git.nixlabs.dev/clair/cvmsentry)" ) as websocket: log.info(f"Connected to VM '{vm_name}' at {uri}") STATE = CollabVMState.WS_CONNECTED await send_guac(websocket, "rename", "") await send_guac(websocket, "connect", vm_name) if vm_name not in users: users[vm_name] = {} if vm_name not in vm_botuser: vm_botuser[vm_name] = "" # response = await websocket.recv() async for message in websocket: decoded: Optional[List[str]] = guac_decode(str(message)) match decoded: case ["nop"]: await send_guac(websocket, "nop") case ["auth", config.auth_server]: await asyncio.sleep(1) await send_guac(websocket, "login", config.credentials["session_auth"]) case ["connect", *rest]: STATE = CollabVMState.VM_CONNECTED connection_status = "Connected" if rest[0] == "1" else "Disconnected" if rest[0] == "2" else "Connected" turns_status = "Enabled" if rest[1] == "1" else "Disabled" votes_status = "Enabled" if rest[2] == "1" else "Disabled" uploads_status = "Enabled" if rest[3] == "1" else "Disabled" log.debug(f"({STATE.name} - {vm_name}) {connection_status} | Turns: {turns_status} | Votes: {votes_status} | Uploads: {uploads_status}") case ["rename", *instructions]: match instructions: case ["0", status, new_name]: if CollabVMClientRenameStatus(int(status)) == CollabVMClientRenameStatus.SUCCEEDED: log.debug(f"({STATE.name} - {vm_name}) Bot rename on VM {vm_name}: {vm_botuser[vm_name]} -> {new_name}") vm_botuser[vm_name] = new_name else: log.debug(f"({STATE.name} - {vm_name}) Bot rename on VM {vm_name} failed with status {CollabVMClientRenameStatus(int(status)).name}") case ["1", old_name, new_name]: if old_name in users[vm_name]: log.debug(f"({STATE.name} - {vm_name}) User rename on VM {vm_name}: {old_name} -> {new_name}") users[vm_name][new_name] = users[vm_name].pop(old_name) case ["login", "1"]: STATE = CollabVMState.LOGGED_IN #await send_chat_message(websocket, random.choice(config.autostart_messages)) case ["chat", user, message]: system_message = (user == "") if system_message: continue log.info(f"[{vm_name} - {user}]: {message}") utc_now = datetime.now(timezone.utc) utc_day = utc_now.strftime("%Y-%m-%d") timestamp = utc_now.isoformat() with open(log_file_path, "r+") as log_file: try: log_data = json.load(log_file) except json.JSONDecodeError: log_data = {} if utc_day not in log_data: log_data[utc_day] = [] log_data[utc_day].append({ "timestamp": timestamp, "username": user, "message": message }) log_file.seek(0) json.dump(log_data, log_file, indent=4) log_file.truncate() if config.commands["enabled"] and message.startswith(config.commands["prefix"]): command = message[len(config.commands["prefix"]):].strip().lower() match command: case "whoami": await send_chat_message(websocket, f"You are {user} with rank {users[vm_name][user]['rank'].name}.") case "about": await send_chat_message(websocket, config.responses.get("about", "CVM-Sentry (NO RESPONSE CONFIGURED)")) case "dump": log.debug(f"{json.dumps(users)}") case ["adduser", count, *list]: for i in range(int(count)): user = list[i * 2] rank = CollabVMRank(int(list[i * 2 + 1])) if user in users[vm_name]: users[vm_name][user]["rank"] = rank log.info(f"[{vm_name}] User '{user}' rank updated to {rank.name}.") else: users[vm_name][user] = {"rank": rank, "turn_active": False} log.info(f"[{vm_name}] User '{user}' connected with rank {rank.name}.") case ["turn", _, "0"]: if STATE < CollabVMState.LOGGED_IN: continue log.debug(f"({STATE.name} - {vm_name}) Turn queue exhausted.") case ["turn", turn_time, count, current_turn, *queue]: log.debug(f"({STATE.name} - {vm_name}) Turn queue updated: {queue} | Current turn: {current_turn} | Time left for current turn: {int(turn_time)//1000}s") for user in users[vm_name]: users[vm_name][user]["turn_active"] = (user == current_turn) case ["remuser", count, *list]: for i in range(int(count)): username = list[i] if username in users[vm_name]: del users[vm_name][username] log.info(f"[{vm_name}] User '{username}' left.") case _: if decoded is not None: if decoded[0] in ("sync", "png", "flag", "size"): continue log.debug(f"({STATE.name} - {vm_name}) Unhandled message: {decoded}") for vm in config.vms.keys(): def start_vm_thread(vm_name: str): asyncio.run(connect(vm_name)) async def main(): async def connect_with_reconnect(vm_name: str): while True: try: await connect(vm_name) except websockets.exceptions.ConnectionClosedError as e: log.warning(f"Connection to VM '{vm_name}' closed with error: {e}. Reconnecting...") await asyncio.sleep(5) # Wait before attempting to reconnect except websockets.exceptions.ConnectionClosedOK: log.warning(f"Connection to VM '{vm_name}' closed cleanly (code 1005). Reconnecting...") await asyncio.sleep(5) # Wait before attempting to reconnect tasks = [connect_with_reconnect(vm) for vm in config.vms.keys()] await asyncio.gather(*tasks) asyncio.run(main())