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#!/opt/cloudlinux/venv/bin/python3 -bb
# coding=utf-8
#
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2019 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
from __future__ import print_function
from __future__ import division
from __future__ import absolute_import
from collections import defaultdict
from future.utils import iteritems
from cldetectlib import get_suEXEC_status, get_suPHP_status
from cllimits import CageFs, CageFsException
from clcommon.cpapi import get_domains_php_info, get_system_php_info, getCPName
from .cluserselect import ClUserSelect
from .clselect import ClSelect as ClSelectPhp
from .clselectctl import interpreter_versions_short_summary, server_applications_summary
from typing import Optional, Dict # NOQA
def _iter_versions(interpreter):
"""
Return list of InterpreterSummary objects
:rtype: list[clselectctl.InterpreterSummary]
"""
return interpreter_versions_short_summary(interpreter)
def iter_server_applications(interpreter):
"""
Return list of ApplicationSummary objects
:rtype: list[clselectctl.ApplicationSummary]
"""
return server_applications_summary(interpreter)
def get_versions_statistics(interpreter):
# type: (str) -> Optional[Dict]
interpreters_versions = _iter_versions(interpreter)
if interpreters_versions is not None:
return {
it.version: {
'full_version': it.version_full,
'enabled': it.enabled,
'installed': it.installed
} for it in interpreters_versions
}
def _is_acceptable_php_handler_cpanel(handler):
"""
Handler is supported in the following cases:
- handler is suphp or lsapi with suexec or suphp (check for last two is
in the _get_php_selector_usage method)
- handler is cgi or fcgi (only with suexec, otherwise scripts do not run in cagefs)
- handler is None (possible when php package was removed and we can`t detect handler, it is set to None)
"""
return handler in {'suphp', 'lsapi'} or \
handler in {'cgi', 'fcgi'} and get_suEXEC_status() or handler is None
def _get_php_selector_domains_for_cpanel():
"""
Return domains that are using php selector.
1. Skip domains whose version is not system default (php selector
replaces only system default version binary with symlink to alt-php)
2. Take only domains that use supported handlers.
"""
vhosts_php_info = get_domains_php_info()
default_php_id = get_system_php_info()['default_version_id']
phpselector_domains = defaultdict(set)
for domain, domain_info in iteritems(vhosts_php_info):
if domain_info['php_version_id'] != default_php_id:
continue
if _is_acceptable_php_handler_cpanel(domain_info['handler_type']):
phpselector_domains[domain_info['username']].add(domain)
return dict(phpselector_domains)
def _get_php_selector_domains_for_plesk():
"""
Return domains that meet panel specific requirements which will allow php
selector to work when the common requirements are met.
"""
allowed_handlers = ('cgi', 'fastcgi')
def is_allowed_version(handler_id):
lsphp_vendor_version = 'x-httpd-lsphp-custom'
if 'lsphp' in handler_id:
return handler_id == lsphp_vendor_version
return True
domains_php_info = get_domains_php_info()
result = defaultdict(set)
for domain, info in iteritems(domains_php_info):
if (info['handler_type'] in allowed_handlers and
is_allowed_version(info['php_version_id'])):
result[info['username']].add(domain)
return dict(result)
def _get_php_selector_domains_for_da():
"""
Return domains that meet panel specific requirements which will allow php
selector to work when the common requirements are met.
"""
allowed_handlers = ('fastcgi', 'suphp', 'cgi', 'lsphp')
domains_php_info = get_domains_php_info()
result = defaultdict(set)
for domain, php_info in iteritems(domains_php_info):
if php_info['handler_type'] in allowed_handlers:
result[php_info['username']].add(domain)
return dict(result)
def _get_php_vhosts_for_current_panel():
"""
Detect current control panel and
get list of php selector domains for it
Return None if control panel is not supported
"""
panel = getCPName()
if panel == 'cPanel':
return _get_php_selector_domains_for_cpanel()
elif panel == 'DirectAdmin':
return _get_php_selector_domains_for_da()
elif panel == 'Plesk':
return _get_php_selector_domains_for_plesk()
else:
# php selector is not officially
# supported on another control panels
return None
def get_php_selector_usage():
"""Get users and domains that use php selector"""
cagefs = CageFs()
if not cagefs.is_cagefs_present():
return None
# check if cagefs is initialized
try:
cagefs._load_info()
except CageFsException:
return None
# either suexec or suphp is required to move user into cagefs
if not any((get_suEXEC_status(), get_suPHP_status())):
return None
# ignore unsupported control panels
php_vhosts = _get_php_vhosts_for_current_panel()
if php_vhosts is None:
return None
php = ClUserSelect()
domains_by_php_version = defaultdict(set)
users_by_php_version = defaultdict(set)
for user, user_domains in iteritems(php_vhosts):
if not cagefs.get_user_status(user):
continue
version = php.get_version(user, show_native_version=False)[0]
domains_by_php_version[version].update(user_domains)
users_by_php_version[version].add(user)
return {
'domains_by_php_version': domains_by_php_version,
'users_by_php_version': users_by_php_version
}
def get_native_version_safe():
"""
Safely get native version, or None if not set
"""
php = ClSelectPhp()
v = php.get_native_version(verbose=False) # tuple[version, full_version] | None
if v is None:
return v
return v[0]
def get_mode_of_php_selector():
# type: () -> str
"""
Get state of PHP selector: without CageFS or normal
"""
return 'without_cagefs' if ClSelectPhp().work_without_cagefs() else 'normal'
def get_default_php_version():
# type: () -> str
"""
Get default version of PHP selector
"""
# yep, get_version() returns default(!) version, don't ask me 'why'
return ClSelectPhp().get_version()[0]
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