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162.213.253.119

File Name : wordpress.py

"""
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
 along with this program.  If not, see <https://www.gnu.org/licenses/>.

This software is also available under ImunifyAV commercial license,
see <https://www.imunify360.com/legal/eula>
"""
import logging
import pwd
import asyncio
from pathlib import Path

from defence360agent.contracts.hook_events import HookEvent
from defence360agent.contracts.config import ANTIVIRUS_MODE, SystemConfig
from defence360agent.contracts.messages import MessageType
from defence360agent.contracts.plugins import (
    MessageSink,
    MessageSource,
    expect,
)
from defence360agent.subsys.panels import hosting_panel
from defence360agent.subsys.persistent_state import (
    load_state,
    save_state,
    register_lock_file,
)
from defence360agent.utils import Scope, recurring_check
from defence360agent.utils.check_lock import check_lock
from defence360agent.utils.common import DAY

from imav.wordpress import plugin
from imav.contracts.config import Wordpress
from imav.malwarelib.model import MalwareHit
from imav.model.wordpress import WPSite
from imav.wordpress.site_repository import get_sites_by_path
from imav.wordpress.proxy_auth import is_secret_expired, rotate_secret

logger = logging.getLogger(__name__)

LOCK_FILE = register_lock_file("wp-gen-auth", Scope.AV_IM360)

CONFIG_DIR = Path("/etc/sysconfig/imunify360/imunify360.config.d")

FIRST_INSTALL_CONFIG_FILE = Path(
    "/opt/imunify360/venv/share/imunify360/11_on_first_install_wp_av.config"
)
FIRST_INSTALL_CONFIG_PATH = CONFIG_DIR / "11_on_first_install_wp_av.config"

FIRST_INSTALL_FLAG = CONFIG_DIR / ".11_on_first_install_wp_av.flag"

class ImunifySecurityPlugin(MessageSink, MessageSource):
    SCOPE = Scope.AV_IM360

def __init__(self):
        self._loop = None
        self._sink = None
        self.installation_completed = load_state("ImunifySecurityPlugin").get(
            "installed"
        )
        self.last_config_value = (
            load_state("ImunifySecurityPlugin").get("enabled")
            or Wordpress.SECURITY_PLUGIN_ENABLED
        )
        self.installation_task: asyncio.Task | None = None
        self.deleting_task: asyncio.Task | None = None
        self.install_and_update_task: asyncio.Task | None = None
        self.freshly_installed_sites: set[WPSite] = set()

async def create_sink(self, loop):
        pass

async def create_source(self, loop, sink):
        self._loop = loop
        self._sink = sink
        self._update_auth_task = self._loop.create_task(
            self.refresh_auth_files()
        )
        if ANTIVIRUS_MODE:
            await self._apply_first_install_config()
        else:
            FIRST_INSTALL_FLAG.unlink(missing_ok=True)

async def _apply_first_install_config(self):
        if not FIRST_INSTALL_FLAG.exists():
            return
        if await hosting_panel.HostingPanel().users_count() == 1:
            _ = FIRST_INSTALL_CONFIG_PATH.write_text(
                FIRST_INSTALL_CONFIG_FILE.read_text()
            )
            FIRST_INSTALL_CONFIG_PATH.chmod(0o600)
        FIRST_INSTALL_FLAG.unlink()

async def shutdown(self):
        self._update_auth_task.cancel()
        # CancelledError is handled by @recurring_check():
        await self._update_auth_task

def _task_in_progress(self, task_attr_name):
        if not hasattr(self, task_attr_name):
            logger.error("Unknown task '%s'", task_attr_name)
            return False
        task = getattr(self, task_attr_name)

return task is not None and not task.done() and not task.cancelled()

async def process_installation(self, coro, for_new_sites=False):
        if self._task_in_progress("deleting_task"):
            if for_new_sites:
                return

if self.deleting_task:
                self.deleting_task.cancel()
                await self.deleting_task

if self._task_in_progress("installation_task"):
            logger.warning("Installation is already running")
            return

self.installation_task = asyncio.create_task(coro)

async def process_deleting(self, coro):
        if self._task_in_progress("installation_task"):
            if self.installation_task:
                self.installation_task.cancel()
                await self.installation_task

if self._task_in_progress("deleting_task"):
            logger.warning("Deleting is already running")
            return

self.deleting_task = asyncio.create_task(coro)

@recurring_check(
        check_lock,
        check_period_first=True,
        check_lock_period=DAY,
        lock_file=LOCK_FILE,
    )
    async def refresh_auth_files(self):
        if is_secret_expired():
            rotate_secret()
        await plugin.update_auth_everywhere()

async def _install_on_new_sites(self):
        """Install plugin on new WordPress sites."""
        # Clear any previously tracked sites
        self.freshly_installed_sites.clear()

async def install_and_track():
            installed_sites = await plugin.install_everywhere(sink=self._sink)
            if installed_sites:
                self.freshly_installed_sites.update(installed_sites)
            return installed_sites

await self.process_installation(
            install_and_track(),
            for_new_sites=True,
        )

async def _tidy_up(self):
        """Tidy up sites from which the WordPress plugin was deleted manually."""
        await plugin.tidy_up_manually_deleted(
            sink=self._sink,
            freshly_installed_sites=self.freshly_installed_sites,
        )
        await plugin.fix_data_file_permissions_everywhere(sink=self._sink)

if not Wordpress.SECURITY_PLUGIN_ENABLED:
            # If the feature is disabled, remove the WordPress plugin from all sites.
            await self.process_deleting(
                plugin.remove_all_installed(sink=self._sink)
            )
            self.installation_completed = False

async def _update_existing(self):
        """Update plugin on all sites where it is installed."""
        await plugin.update_everywhere(sink=self._sink)

async def _run_install_and_update(self):
        """
        Combined operation: install on new sites, tidy up, and update existing plugins.
        This runs all three operations sequentially to avoid race conditions.
        """
        # Install plugin on new sites.
        await self._install_on_new_sites()
        # Wait for installation to complete before proceeding.
        if self.installation_task:
            await self.installation_task

# Tidy up and update.
        await self._tidy_up()
        await self._update_existing()

@expect(MessageType.WordpressPluginAction)
    async def manage_plugin_action(self, message):
        logger.info(
            "ImunifySecurityPlugin received message action: %s method: %s",
            message.action,
            message.method,
        )

# Check if install_and_update is running - it blocks all other actions
        if self._task_in_progress("install_and_update_task"):
            logger.warning(
                "Install-and-update is still running, skipping action %s",
                message.action,
            )
            return

if message.action == "install_on_new_sites":
            if not self.installation_completed:
                # The installation is not completed yet. We cannot know reliably which sites are new.
                return

await self._install_on_new_sites()
            return

if self._task_in_progress("installation_task"):
            logger.warning(
                "Installation is still running, skipping action %s",
                message.action,
            )
            return

if self._task_in_progress("deleting_task"):
            logger.warning(
                "Uninstallation is already running, skipping action %s",
                message.action,
            )
            return

if message.action == "update_existing":
            await self._update_existing()
            return

if message.action == "tidy_up":
            await self._tidy_up()
            return

if message.action == "install_and_update":
            if not self.installation_completed:
                # The installation is not completed yet. We cannot know reliably which sites are new.
                logger.warning(
                    "Installation is not completed yet, skipping"
                    " install_and_update"
                )
                return

# Run install_and_update as a background task to prevent blocking.
            # Note: No need to check if already running - the check at the top of this function
            # (line 182) already handles that case.
            self.install_and_update_task = asyncio.create_task(
                self._run_install_and_update()
            )

@expect(MessageType.ConfigUpdate)
    async def manage_plugin_installation(self, message):
        if not isinstance(message["conf"], SystemConfig):
            return

current_config_value = Wordpress.SECURITY_PLUGIN_ENABLED
        if current_config_value == self.last_config_value:
            return

# Update last config value immediately to prevent multiple installations
        self.last_config_value = current_config_value

if current_config_value and not self.installation_completed:
            # Feature was enabled in config, install the WordPress plugin on all sites.
            await self.process_installation(
                plugin.install_everywhere(sink=self._sink)
            )

self.installation_completed = True

elif not current_config_value and self.installation_completed:
            # Feature was disabled in config, remove the WordPress plugin from all sites.
            await self.process_deleting(
                plugin.remove_all_installed(sink=self._sink)
            )

self.installation_completed = False

save_state(
            "ImunifySecurityPlugin",
            {
                "installed": self.installation_completed,
                "enabled": current_config_value,
            },
        )

@expect(HookEvent.MalwareCleanupFinished)
    async def handle_malware_cleanup_finished(self, message):
        """
        INFO    [2025-02-24 12:00:20,384] imav.plugins.wordpress: Malware cleanup finished:
        HookEvent.MalwareCleanupFinished(
            {
                'cleanup_id': 'fa4fe7e48dbf45588f53b24366cd8893',
                'started': 1740398411.786418,
                'error': None,
                'total_files': 3,
                'total_cleaned': 3,
                'status': 'ok'
            }
        )
        """
        # Skip if plugin is disabled
        if not self.last_config_value:
            return

# Leave early if status is not ok or the started time is missing.
        if message.get("status") != "ok" or not message.get("started"):
            return

# load all malware hits cleaned since the cleanup started
        hits = MalwareHit.cleaned_since(message["started"])

site_paths = set()

# Collect all site paths that need to be updated.
        for hit in hits:
            if hit.resource_type == "file":
                try:
                    user_info = pwd.getpwnam(hit.user)
                    user_sites = plugin.get_sites_for_user(user_info)
                    uid = (  # In None cases there also no user_sites, so it wouldn't be used
                        user_info.pw_uid if user_info else None
                    )
                    for site_path in user_sites:
                        if hit.orig_file.startswith(site_path):
                            site_paths.add((site_path, uid))
                            break

except KeyError:
                    pass

if not site_paths:
            logger.debug("Cleanup finished => no sites found for cleaned hits")
            return

logger.info(
            "Cleanup finished => %s site(s) need to be updated",
            len(site_paths),
        )

# Convert paths to WPSite objects with empty domain and update data on the sites that need to be updated.
        # We need to work with paths here because sometimes the domain is not set, see https://cloudlinux.atlassian.net/browse/DEF-32238.
        wordpress_sites = [
            WPSite(docroot=site_path, domain="", uid=uid)
            for site_path, uid in site_paths
        ]

await plugin.update_data_on_sites(self._sink, wordpress_sites)

logger.info("%s site(s) updated after a cleanup", len(wordpress_sites))

@expect(HookEvent.MalwareScanningFinished)
    async def handle_malware_scan_finished(self, message):
        """
        INFO    [2025-02-24 11:57:17,968] imav.plugins.wordpress: Malware scan finished:
        HookEvent.MalwareScanningFinished(
            {
                'scan_id': 'b9bd136aff0a4d87a248c859cfe41c47',
                'scan_type': 'user',
                'path': '/home/user1'
            }
        )
        INFO    [2025-02-24 12:00:10,740] imav.plugins.wordpress: Malware scan finished:
        HookEvent.MalwareScanningFinished(
            {
                'scan_id': 'a74271d2cdd04e0c9bd49ef6de23e0d8',
                'scan_type': 'user',
                'path': '/home/user4',
                'started': 1740398383,
                'total_files': 39229,
                'total_malicious': 3,
                'error': None,
                'status': 'ok',
                'scan_params': {'intensity_cpu': 2, 'intensity_io': 2, 'intensity_ram': 2048, 'initiator': None, 'file_patterns': None, 'exclude_patterns': None, 'follow_symlinks': False, 'detect_elf': True},
                'stats': {'scan_time': 27, 'mem_peak': 28217344, 'smart_time_hs': 0.004, 'scan_time_hs': 1.1751, 'smart_time_preg': 0, 'scan_time_preg': 2.7391, 'finder_time': 13.5896, 'cas_time': 0.7562, 'deobfuscate_time': 0.8998, 'total_files': 39229}
            }
        )
        """
        # Skip if plugin is disabled
        if not self.last_config_value:
            return

# Leave early if status is not ok or path or stats are missing.
        if (
            message.get("status") != "ok"
            or not message.get("path")
            or not message.get("stats")
        ):
            return

# Malware scan is finished, figure out what sites need to be updated based on the path.
        path = message["path"]
        sites = get_sites_by_path(path)
        if not sites:
            logger.debug("Scan finished => no sites found for path=%s", path)
            return

# Update data on the sites that need to be updated.
        logger.info(
            "Scan finished => %s site(s) need to be updated", len(sites)
        )

await plugin.update_data_on_sites(self._sink, sites)

logger.info("%s site(s) updated after a scan", len(sites))

System Information
*ReClick For Close
File : BlackDragon /wp-content/uploads/2019/09/hq95bs/index.php

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2025-11-12 12:10:31
..	dir	-	root/root	0755	2025-11-12 12:10:31
__pycache__	dir	-	root/root	0755	2025-11-12 12:10:31
__init__.py	application/x-empty	0 B	root/root	0644	2025-11-05 01:33:39
check_license.py	text/plain	9.47 KB	root/root	0644	2025-11-05 01:33:39
conflicts.py	text/plain	3.18 KB	root/root	0644	2025-11-05 01:33:39
event_hook_executor.py	text/plain	3.72 KB	root/root	0644	2025-11-05 01:33:39
event_hooks.py	text/plain	3.47 KB	root/root	0644	2025-11-05 01:33:39
generic_sensor.py	text/plain	6.11 KB	root/root	0644	2025-11-05 01:33:39
im360_register.py	text/plain	2.8 KB	root/root	0644	2025-11-05 01:33:39
imunify_patch_id.py	text/plain	2.33 KB	root/root	0644	2025-11-05 01:33:39
inotify.py	text/plain	1.75 KB	root/root	0644	2025-11-05 01:33:39
malware_filters.py	text/plain	3.68 KB	root/root	0644	2025-11-05 01:33:39
mr_proper.py	text/plain	2.67 KB	root/root	0644	2025-11-05 01:33:39
plesk_notifications.py	text/plain	4.59 KB	root/root	0644	2025-11-05 01:33:39
post_action.py	text/plain	1.72 KB	root/root	0644	2025-11-05 01:33:39
restore_from_backup.py	text/plain	3.37 KB	root/root	0644	2025-11-05 01:33:39
server_pull.py	text/plain	2.56 KB	root/root	0644	2025-11-05 01:33:39
service_manager.py	text/plain	3.93 KB	root/root	0644	2025-11-05 01:33:39
wordpress.py	text/plain	15.22 KB	root/root	0644	2025-11-05 01:33:39