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#!/opt/cloudlinux/venv/bin/python3 -Ibb
##
# Copyright (с) Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2022 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# https://www.cloudlinux.com/legal/
##
import grp
import hashlib
import logging
import os
import pwd
import stat
import subprocess
import sys
import time
import json
from dataclasses import dataclass
from enum import Enum, auto
from packaging.version import (
InvalidVersion,
Version,
parse as parse_version
)
from xray.internal.utils import sentry_init
from xray.analytics import report_analytics
from clcommon.cpapi import getCPName
from clcommon.cpapi.pluginlib import getuser
from clcommon.clcaptain import symlink
class Action(Enum):
INSTALL = auto()
UNINSTALL = auto()
@dataclass
class Args:
path_to_php: str
path_to_wp: str
path_to_mu_plugin: str
advice_list_json: str
emails: str
login_url: str
action: Action = Action.INSTALL
@dataclass
class WebsiteInfo:
php_version: Version
wp_version: Version
wp_must_use_plugins_path: str
def _get_wp_cli_environment(disable_smart_advice: bool = False):
env = dict(SKIP_PLUGINS_LOADING='1')
if disable_smart_advice:
env.update(dict(CL_SMART_ADVICE_DISABLED='1'))
return env
def get_wp_cli_command(args: Args):
return ["/opt/clwpos/wp-cli-wrapped", args.path_to_php, args.path_to_wp]
def _gather_must_use_plugin_dir(args):
try:
must_use_plugin_dir = subprocess.check_output(
[*get_wp_cli_command(args), 'eval', 'echo WPMU_PLUGIN_DIR;'],
text=True, env=_get_wp_cli_environment(disable_smart_advice=True),
stderr=subprocess.PIPE).strip()
except subprocess.CalledProcessError as e:
logging.error('Unable to read WPMU_PLUGIN_DIR constant; '
'\nstdout=`%s`\nstderr=`%s`,\nreturncode=%s'
'', e.stdout.strip('\n'), e.stderr.strip('\n'), e.returncode)
must_use_plugin_dir = None
if must_use_plugin_dir:
return must_use_plugin_dir
try:
wp_content_dir = subprocess.check_output(
[*get_wp_cli_command(args), 'eval', 'echo WP_CONTENT_DIR;'],
text=True, env=_get_wp_cli_environment(disable_smart_advice=True),
stderr=subprocess.PIPE).strip()
except subprocess.CalledProcessError as e:
logging.error(f"Error reading WordPress constant WP_CONTENT_DIR.; "
f"\nstdout=`%s`\nstderr=`%s`,\nreturncode=%s"
'', e.stdout.strip('\n'), e.stderr.strip('\n'), e.returncode)
return None
else:
if not wp_content_dir:
logging.error("The path to the folder with must use plugins is empty.")
return None
must_use_plugin_dir = os.path.join(wp_content_dir, 'mu-plugins')
return must_use_plugin_dir
def _gather_advice_ids(args: Args) -> str:
try:
advice_ids = []
advice_dict = json.loads(args.advice_list_json)
for advice in advice_dict['data']:
advice_ids.append(advice['advice']['id'])
advice_row = ','.join(str(id) for id in advice_ids)
except (KeyError, ValueError, TypeError):
logging.error('[Analytics] Unable to get advice list.')
return None
return advice_row
def _user_hash(username):
# when > 1 user
return ','.join([hashlib.md5(u.encode("utf-8")).hexdigest() for u in username.split(',')])
def prepare_system_analytics_data(user_name: str, user_hash=None, journey_id=None) -> str:
return json.dumps({
'user_hash': user_hash or _user_hash(user_name),
'journey_id': journey_id or 'system',
'username': user_name
})
def _report_sync_or_error(args: Args, event: str) -> None:
"""
Report advice sync status
"""
username = getuser()
if username is None:
return
analytics_data = prepare_system_analytics_data(username)
if analytics_data is None:
return
advice_id = _gather_advice_ids(args)
if not advice_id:
return
source = getCPName()
if source is None:
return
report_analytics(analytics_data, advice_id, source.lower(), event)
def _gather_wordpress_version(args):
try:
wordpress_version_raw = subprocess.check_output(
[*get_wp_cli_command(args), 'core', 'version'],
text=True, env=_get_wp_cli_environment(disable_smart_advice=True),
stderr=subprocess.PIPE).strip()
except subprocess.CalledProcessError as e:
logging.error(f"Error happened while reading WordPress versions."
f"\nstdout=`%s`\nstderr=`%s`,\nreturncode=%s"
'', e.stdout.strip('\n'), e.stderr.strip('\n'), e.returncode)
return None
try:
wordpress_version = parse_version(wordpress_version_raw)
except InvalidVersion:
logging.error("WordPress version %s is unparsable.", wordpress_version_raw)
return None
if wordpress_version < parse_version('4.6'):
logging.error("WordPress version %s is not supported.", wordpress_version_raw)
return None
return wordpress_version
def _gather_php_version(args: Args):
try:
php_version_raw = subprocess.check_output(
[args.path_to_php, '-r', 'echo PHP_VERSION;'],
stderr=subprocess.PIPE,
text=True,
env=_get_wp_cli_environment(),
).strip()
except subprocess.CalledProcessError as e:
logging.error('Unable to get php version'
f"\nstdout=`%s`\nstderr=`%s`,\nreturncode=%s"
'', e.stdout.strip('\n'), e.stderr.strip('\n'), e.returncode)
return None
try:
php_version = parse_version(php_version_raw)
except InvalidVersion:
logging.error("PHP version %s cannot be parsed.", php_version_raw)
return None
if php_version < parse_version('5.6'):
logging.error("PHP version %s is not supported.", php_version)
return None
return php_version
def gather_information(args: Args):
if (php_version := _gather_php_version(args)) is None:
return None
if (wordpress_version := _gather_wordpress_version(args)) is None:
return None
return WebsiteInfo(
php_version=php_version,
wp_version=wordpress_version,
wp_must_use_plugins_path=args.path_to_mu_plugin
)
def get_file_info(path):
file_stat = os.stat(path)
# Get file permissions
file_permissions = stat.filemode(file_stat.st_mode)
# Get number of links
num_links = file_stat.st_nlink
# Get owner name
uid = file_stat.st_uid
owner_name = pwd.getpwuid(uid)[0]
# Get group name
gid = file_stat.st_gid
group_name = grp.getgrgid(gid)[0]
# Get file size
file_size = file_stat.st_size
# Get last modification time
mod_time = time.strftime('%b %d %H:%M', time.localtime(file_stat.st_mtime))
return f"{file_permissions} {num_links} {owner_name} {group_name} {file_size} {mod_time}"
def setup_plugin_symlink(mu_plugin_dir):
base_dir = '/opt/alt/php-xray/php/smart-advice-plugin/'
plugin_must_use_file = os.path.join(mu_plugin_dir,
'cl-smart-advice.php')
if os.path.islink(plugin_must_use_file):
logging.info('Smart advice plugin is already installed in %s, nothing to do.', mu_plugin_dir)
return
# remove outdated items
if os.path.exists(plugin_must_use_file):
os.remove(plugin_must_use_file)
try:
symlink(os.path.join(base_dir, 'cl-smart-advice.php'), plugin_must_use_file)
except OSError as e:
folder_info = get_file_info(mu_plugin_dir)
logging.error("Failed creating symlink to plugin file. (Folder info: %s). Reason: %s}", folder_info, str(e))
raise
def install_plugin(wp_site: WebsiteInfo):
setup_plugin_symlink(wp_site.wp_must_use_plugins_path)
def uninstall_plugin(args: Args, wp_site: WebsiteInfo):
plugin_must_use_file = os.path.join(wp_site.wp_must_use_plugins_path,
'cl-smart-advice.php')
if not os.path.islink(plugin_must_use_file):
logging.info('Smart advice plugin is not installed in %s, nothing to do.', wp_site.wp_must_use_plugins_path)
return
try:
uninstall_result = subprocess.check_output([
*get_wp_cli_command(args), 'smart-advice', 'uninstall'],
text=True,
stderr=subprocess.PIPE,
env=_get_wp_cli_environment(),
).strip()
except subprocess.CalledProcessError as e:
logging.error(f"Error happened while uninstalling WP SmartAdvice plugin"
f"\nstdout=`%s`\nstderr=`%s`,\nreturncode=%s"
'', e.stdout.strip('\n'), e.stderr.strip('\n'), e.returncode)
raise
def sync_advice(args: Args, wp_site: WebsiteInfo, data: str):
try:
sync_result = subprocess.check_output(
[*get_wp_cli_command(args), 'smart-advice', 'sync',
'--list=' + data,
'--cpanel_url=' + args.login_url,
'--cpanel_user_emails=' + args.emails],
text=True,
stderr=subprocess.PIPE,
env=_get_wp_cli_environment()
).strip()
except subprocess.CalledProcessError as e:
logging.error(f"Failed run wp-cli command smart-advice sync."
f"\nstdout=`%s`\nstderr=`%s`,\nreturncode=%s"
'', e.stdout.strip('\n'), e.stderr.strip('\n'), e.returncode)
_report_sync_or_error(args, 'advice_sync_failed')
raise
else:
_report_sync_or_error(args, 'advice_synced')
def health_check(args: Args, wp_site: WebsiteInfo):
plugin_must_use_file = os.path.join(wp_site.wp_must_use_plugins_path,
'../../php/smart-advice-plugin/cl-smart-advice.php')
try:
result = subprocess.check_output([*get_wp_cli_command(args), 'option', 'get', 'home'],
env=_get_wp_cli_environment()
).decode().strip()
except subprocess.CalledProcessError as e:
os.remove(plugin_must_use_file)
logging.error(f"Failed run wp-cli command, site's health status failed. Plugin removed.")
raise
def main(args: Args):
wordpress_website = gather_information(args)
if not wordpress_website:
exit(1)
if args.action == Action.UNINSTALL:
uninstall_plugin(args, wordpress_website)
else:
# uncomment install_plugin once it does more than creating symlink
# try:
# install_plugin(wordpress_website)
# except RuntimeError:
# pass
# else:
if args.advice_list_json:
sync_advice(args, wordpress_website, data=args.advice_list_json)
health_check(args, wordpress_website)
if __name__ == '__main__':
sentry_init()
# FIXME: migrate to proper argparse one day
def get_action():
if len(sys.argv) > 6:
if sys.argv[6] == 'true':
return Action.UNINSTALL
else:
return Action.INSTALL
return Action.INSTALL
args = Args(
path_to_php=sys.argv[1],
path_to_wp=sys.argv[2],
path_to_mu_plugin=sys.argv[3],
advice_list_json=sys.argv[4],
emails=sys.argv[5],
login_url=sys.argv[6],
action=get_action()
)
logging.info('Arguments received: %s', args)
main(args)