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# -*- coding: utf-8 -*-
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2021 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
from __future__ import annotations
import logging
import os
import re
from pathlib import Path
from typing import List
from typing_extensions import TypedDict
from packaging.version import InvalidVersion, Version, parse as parse_version
from clcommon.clwpos_lib import find_wp_paths, get_wp_cache_plugin
from clcommon.cpapi import userdomains, get_main_username_by_uid, get_installed_php_versions, getCPName
from clwpos import _
from clwpos.cl_wpos_exceptions import WposError
from clwpos.daemon import WposDaemon
from clwpos.php.base import PHP
from clwpos.scoped_cache import cached_in_scope
from clwpos.utils import (
daemon_communicate,
_get_data_from_info_json
)
def _get_doc_roots_info() -> dict:
user = get_main_username_by_uid(os.geteuid())
result = {}
for domain, doc_root in userdomains(user):
result.setdefault(doc_root, []).append(domain)
return result
def has_wps(username: str) -> bool:
"""Check if user has at least one WordPress installation"""
_info = userdomains(username)
# all docroots (like it is done in `_add_wp_path_info`)
excludes = list(i[1] for i in _info)
for domain, doc_root in _info:
wps = list(find_wp_paths(doc_root, excludes=excludes))
# return immediately once first WP installation found
if len(wps):
return True
return False
def _add_wp_path_info(user_info: dict) -> dict:
wp_paths = {}
for doc_root, domains in user_info.items():
# excludes only affects subpaths of doc_root
excludes = list(user_info)
item = {
"domains": domains,
"wp_paths": list(find_wp_paths(doc_root, excludes=excludes)),
}
wp_paths[doc_root] = item
return wp_paths
_WP_VERSION_RE = re.compile(r"""wp_version\s*=\s*(?:'|")([^"']+)(?:'|")\s*;""", re.MULTILINE)
def _get_wp_info_from_version_php_code(content: str) -> str | None:
"""
Simply search a value of `wp_version` variable in PHP code without evaluation
"""
match = _WP_VERSION_RE.search(content)
try:
return match.group(1).strip() if match else None
except IndexError:
return None
def _wp_info(doc_root: str, wp_path: str) -> dict:
"""Convert WP path to {"path": str, "version": str}"""
absolute_wp_path = Path(doc_root, wp_path)
version_missing_reason = None
version_php = absolute_wp_path / "wp-includes/version.php"
try:
version_php_code = version_php.read_text("utf-8", errors="ignore")
except OSError:
version_raw = None
version_missing_reason = _("wp-includes/version.php file is missing")
else:
version_raw = _get_wp_info_from_version_php_code(version_php_code)
if not version_raw:
version_missing_reason = _("wp-includes/version.php file is invalid")
version = None
if version_raw:
try:
version = parse_version(version_raw)
except InvalidVersion:
version_missing_reason = _("wp-includes/version.php contains invalid identifier")
return {
"path": wp_path,
"version": version,
"version_missing_reason": version_missing_reason,
}
def _add_wp_info(user_info: dict) -> dict:
for doc_root, doc_root_info in user_info.items():
wp_paths = doc_root_info.pop("wp_paths")
doc_root_info["wps"] = [_wp_info(doc_root, wp_path) for wp_path in wp_paths]
return user_info
@cached_in_scope
def _php_get_vhost_versions(uid):
"""
uid param is used for caching each distinct uid
@return: [
{
"account": "rm3",
"documentroot": "/home/example/public_html",
"version": "ea-php72",
"handler": "php-fpm",
"vhost": "otherchars.rm3.tld"
}
]
"""
try:
return daemon_communicate({"command": WposDaemon.DAEMON_PHP_GET_VHOST_VERSIONS_COMMAND})["data"]
except WposError:
return _get_data_from_info_json("vhost_versions")
def _is_php_selector_applicable(handler):
"""
1. If handler is not set to lsphp -> php version selected in PHP Selector will not be applied:
https://cloudlinux.zendesk.com/hc/en-us/articles/4414030658962-PHP-Selector-does-not-apply-on-a-server-with-DirectAdmin-panel
DirectAdmin PHP Selector could override CloudLinux PHP selector, even loaded .ini could not give 100%
So let's do not even try apply selector, if it has no sense
"""
if getCPName() == 'DirectAdmin' and handler != 'lsapi':
return False
return True
class Info(TypedDict):
# e.g. 'user10.com'
vhost: str
# e.g. 'user10'
account: str
# e.g. 'system-php72'
version: PHP
# e.g. 'php-fpm'
handler: str
# e.g. '/home/user10/public_html'
documentroot: str
def php_info() -> List[Info]:
"""
Returns php info, example:
[{'vhost': 'sub.wposuser.com', 'account': 'stackoverflow',
'version': 'ea-php80', 'handler': 'php-fpm',
'documentroot': '/home/stackoverflow/public_html'},
...................................................................]
"""
installed_php_versions = get_cached_php_installed_versions()
vhosts_php_description = _php_get_vhost_versions(os.geteuid())
result = []
for vhost_data in vhosts_php_description:
try:
php_version = next(
version for version in installed_php_versions
if version.identifier == vhost_data['version'])
except:
raise RuntimeError("%s version is not known %s" % (
vhost_data['version'], installed_php_versions))
version_used = php_version if not _is_php_selector_applicable(vhost_data['handler']) \
else php_version.apply_php_selector()
result.append(Info(
vhost=vhost_data['vhost'],
account=vhost_data['account'],
version=version_used,
handler=vhost_data['handler'],
documentroot=vhost_data['documentroot'],
))
return result
def _add_php(user_info: dict) -> dict:
"""
Updates user_info dict with php data
"""
result = php_info()
for item in result:
if item["documentroot"] not in user_info:
raise WposError(_("Documentroot %(documentroot)s is missing in user information. "
"This might indicate that hosting account information was "
"changed by the control panel during data processing. "
"Usually this is not fatal, try again later and "
"contact CloudLinux support if the issue persists."),
context=dict(documentroot=item["documentroot"]))
user_info[item["documentroot"]]["php"] = {
"version": item["version"],
"handler": item["handler"]
}
return user_info
def _add_object_cache_info(user_info: dict) -> dict:
"""
Search for 'object-cache.php' files in 'wp-content/plugins' directory
in order to find what plugin is being used for object caching.
"""
for doc_root, doc_root_info in user_info.items():
for wp in doc_root_info["wps"]:
plugin = get_wp_cache_plugin(Path(doc_root).joinpath(wp["path"]), "object-cache")
wp["object_cache"] = plugin
return user_info
def get_user_info() -> dict:
"""
Collect info about user.
@return {
'/home/user/public_html': {
'domains': ['domain.com'],
'wps': [
{
'path': 'wp_path_1',
'version': '5.7.2',
'object_cache': 'redis-cache'
},
{
'path': 'wp_path_2',
'version': None,
'object_cache': 'redis-cache'
}
],
'php': {
'version': 'ea-php74',
'handler': 'cgi',
'redis_extension': False
}
}
}
"""
user_info = _get_doc_roots_info()
for func in (_add_wp_path_info, _add_wp_info, _add_php):
user_info = func(user_info)
return user_info
def _php_get_installed_versions():
"""
@return: [
"ea-php74"
]
"""
if os.geteuid():
try:
return daemon_communicate({
"command": WposDaemon.DAEMON_PHP_GET_INSTALLED_VERSIONS_COMMAND
})["data"]
except WposError:
return _get_data_from_info_json("installed_versions")
return get_installed_php_versions()
@cached_in_scope
def get_cached_php_installed_versions() -> List[PHP]:
"""
List all installed php version on the system
:return: installed php version
"""
result = _php_get_installed_versions()
installed_php_versions = [
PHP(
identifier=php_description['identifier'],
version=php_description['version'],
modules_dir=php_description['modules_dir'],
dir=php_description['dir'],
bin=php_description['bin'],
ini=php_description['ini']
)
for php_description in result
]
return installed_php_versions
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