XMAN Replicator

Path: /opt/imunify360/venv/lib/python3.11/site-packages/defence360agent/utils/

Name	Size	Rights	Date	Actions
[.]	<DIR>	drwxr-xr-x	2026-06-08 20:24	🔄 🗑️ 🗑️📁 ⬇️ 🔒
[..]	<DIR>	drwxr-xr-x	2026-06-08 20:24	🔄 🗑️ 🗑️📁 ⬇️ 🔒
__init__.py	62,548 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
[__pycache__]	<DIR>	drwxr-xr-x	2026-06-08 20:24	🔄 🗑️ 🗑️📁 ⬇️ 🔒
_shutil.py	795 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
antivirus_mode.py	497 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
async_utils.py	718 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
benchmark.py	538 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
buffer.py	1,270 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
check_db.py	7,901 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
check_lock.py	636 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
cli.py	7,570 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
common.py	14,757 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
completions.py	9,988 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
config.py	999 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
cronjob.py	902 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
doctor.py	5,503 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
fd_ops.py	7,573 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
hyperscan.py	149 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
importer.py	2,730 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
ipecho.py	3,247 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
json.py	953 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
kwconfig.py	1,601 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
net_transport.py	12,214 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
parsers.py	11,879 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
resource_limits.py	2,347 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
safe_fileops.py	10,064 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
safe_sequence.py	363 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
serialization.py	1,757 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
sshutil.py	8,134 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
subprocess.py	1,570 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
support.py	5,329 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
threads.py	1,005 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
validate.py	4,375 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
whmcs.py	7,784 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒
wordpress_mu_plugin.py	1,440 B	-rw-r--r--	2026-05-26 21:20	✏️ 🔄 🗑️ ⬇️ 🔒

Edit: sshutil.py

import asyncio
import re
import subprocess
import urllib.request
import os

from logging import getLogger
from urllib.error import URLError
from pathlib import Path

from defence360agent.utils import atomic_rewrite

logger = getLogger(__name__)

ANALYST_PUB_KEY_URL = (
    "https://repo.imunify360.cloudlinux.com/defense360/assisted-cleanup.pub"
)
# Define the key pattern to match (FROM ANALYST_PUB_KEY_URL)
KEY_PATTERN = r"clsupport@sshbox\.cloudlinux\.com"
SSH_CONFIG_PATH = Path("/etc/ssh/sshd_config")
SSH_CONFIG_DIR = Path("/etc/ssh/sshd_config.d")

async def get_ssh_port():
    """
    Detect SSH port from config and its overrides.
    Searches configs in reverse order to find the last override first.
    """
    port = 22  # default port
    try:
        # Collect and sort config files
        config_files = [SSH_CONFIG_PATH]

if SSH_CONFIG_DIR.exists():
            config_files.extend(sorted(SSH_CONFIG_DIR.glob("*.conf")))

# Process files
        for config_file in reversed(config_files):
            try:
                for line in config_file.read_text().splitlines():
                    line = line.strip()
                    if line.startswith("Port ") and not line.startswith("#"):
                        try:
                            # return first match
                            # since we are searching backwards
                            port = int(line.split()[1])
                            return port
                        except (IndexError, ValueError):
                            continue
            except IOError as e:
                logger.warning(f"Failed to read {config_file}: {e}")
                continue
    except Exception as e:
        logger.warning(f"Failed to get SSH port: {e}")
    finally:
        return port

async def check_ssh_connection(port=22):
    """Test if port is actually an SSH port by checking the server banner"""
    try:
        reader, writer = await asyncio.open_connection("127.0.0.1", port)
        try:
            banner = await asyncio.wait_for(reader.readline(), timeout=5.0)
            banner = banner.decode("utf-8", errors="ignore").strip()

if re.match(r"^SSH-[12]\.", banner):
                logger.info(
                    f"Port {port} is confirmed as SSH (banner: {banner})"
                )
                return True
            else:
                logger.warning(
                    f"Port {port} is open but not SSH (got: {banner})"
                )
                return False

except asyncio.TimeoutError:
            logger.warning(f"Timeout waiting for SSH banner on port {port}")
            return False
        finally:
            writer.close()
            await writer.wait_closed()

except (ConnectionRefusedError, OSError) as e:
        logger.warning(f"Failed to connect to port {port}: {e}")
        return False
    except Exception as e:
        logger.warning(f"Unexpected error checking SSH port {port}: {e}")
        return False

async def install_pub_key(username="root"):
    """Install analyst public key for the user
    downloads the public key from ANALYST_PUB_KEY_URL
    and adds it to the user's authorized_keys file
    """
    try:
        # Determine the path to the authorized_keys file
        if username == "root":
            auth_keys_path = Path("/root/.ssh/authorized_keys")
        else:
            auth_keys_path = Path(f"/home/{username}/.ssh/authorized_keys")

# If not running as root, fail
        if os.geteuid() != 0:
            logger.error("Function must be run as root")
            return False

# Download the public key
        try:
            pub_key = (
                urllib.request.urlopen(ANALYST_PUB_KEY_URL)
                .read()
                .decode()
                .strip()
            )
        except URLError as e:
            logger.error(f"Failed to download public key: {e}")
            return False

# Check if the authorized_keys directory exists, create if not
        auth_keys_dir = auth_keys_path.parent
        if not auth_keys_dir.exists():
            try:
                auth_keys_dir.mkdir(mode=0o700, parents=True, exist_ok=True)
                # Set proper ownership for the .ssh directory
                if username != "root":
                    subprocess.run(
                        ["chown", f"{username}:{username}", str(auth_keys_dir)]
                    )
            except Exception as e:
                logger.error(
                    f"Failed to create directory {auth_keys_dir}: {e}"
                )
                return False

# Check if the authorized_keys file exists, create if not
        if not auth_keys_path.exists():
            try:
                auth_keys_path.touch(mode=0o600)
                # Set proper ownership for the authorized_keys file
                if username != "root":
                    subprocess.run(
                        [
                            "chown",
                            f"{username}:{username}",
                            str(auth_keys_path),
                        ]
                    )
            except Exception as e:
                logger.error(f"Failed to create file {auth_keys_path}: {e}")
                return False

try:
            # Read existing content to avoid adding duplicate keys
            content = auth_keys_path.read_text()
            if pub_key in content:
                logger.info(f"Key already exists in {auth_keys_path}")
                return True
            # Append the key to the authorized_keys file
            with open(auth_keys_path, "a") as f:
                f.write(f"{pub_key}\n")

logger.info(f"Successfully installed key for user {username}")
            return True
        except IOError as e:
            logger.error(f"Failed to write to {auth_keys_path}: {e}")
            return False
    except Exception as e:
        logger.error(f"Failed to install public key: {e}")
        return False

def remove_pub_key(username="root") -> bool:
    """Remove analyst public key for the specified user

This function removes the analyst's public key that was previously
    installed using the install_pub_key function.
    returns: True if key was successfully removed, False otherwise.
    """
    try:
        # Determine the path to the authorized_keys file
        if username == "root":
            auth_keys_path = Path("/root/.ssh/authorized_keys")
        else:
            auth_keys_path = Path(f"/home/{username}/.ssh/authorized_keys")

# Check if the file exists
        if not auth_keys_path.exists():
            logger.warning(
                f"authorized_keys file not found at {auth_keys_path}"
            )
            return False

# Read the current content of the file
        try:
            content = auth_keys_path.read_text()
        except IOError as e:
            logger.error(f"Failed to read {auth_keys_path}: {e}")
            return False

# Check if the key exists in the file
        if not re.search(KEY_PATTERN, content):
            logger.info(f"Analyst public key not found in {auth_keys_path}")
            return False

# Remove the key (including the line it's on)
        new_content = re.sub(r".*" + KEY_PATTERN + r".*\n?", "", content)

# If the file ends up empty, consider adding a note
        if not new_content.strip():
            logger.info(f"File {auth_keys_path} will be empty after removal")

# Write the updated content back to the file
        try:
            atomic_rewrite(
                auth_keys_path,
                new_content,
                backup=True,
            )
            logger.info(
                "Successfully removed analyst public key from"
                f" {auth_keys_path}"
            )
            return True
        except IOError as e:
            logger.error(f"Failed to write to {auth_keys_path}: {e}")
            return False

except Exception as e:
        logger.error(f"Failed to remove public key: {e}")
        return False

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Edit: sshutil.py

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