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Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
bursting	[ DIR ]	drwxr-xr-x
chart	[ DIR ]	drwxr-xr-x
commons	[ DIR ]	drwxr-xr-x
info	[ DIR ]	drwxr-xr-x
parsers	[ DIR ]	drwxr-xr-x
__init__.py	219 B	-rw-r--r--
cloudlinux_statistics.py	25.46 KB	-rw-r--r--
cloudlinux_statsnotifier.py	5.21 KB	-rw-r--r--
config.py	2.94 KB	-rw-r--r--
db_functions.py	1.6 KB	-rw-r--r--
dbengine.py	10.69 KB	-rw-r--r--
jsonhandler.py	482 B	-rw-r--r--
lve_create_db.py	1.92 KB	-rw-r--r--
lve_list.py	3.39 KB	-rw-r--r--
lveinfolib.py	40.36 KB	-rw-r--r--
lveinfolib_gov.py	13.59 KB	-rw-r--r--
lvestats_server.py	8.32 KB	-rw-r--r--
notifications_helper.py	5.45 KB	-rw-r--r--
server_id.py	5.39 KB	-rw-r--r--
snapshot.py	7.39 KB	-rw-r--r--
uidconverter.py	5.11 KB	-rw-r--r--
ustate.py	8.22 KB	-rw-r--r--

Code Editor : uidconverter.py

# 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 absolute_import
import pwd

from clcommon import cpapi
from sqlalchemy.engine import Engine  # pylint: disable=unused-import
from sqlalchemy.orm import sessionmaker
from sqlalchemy.orm.exc import NoResultFound
from clcommon.clproc import LIMIT_LVP_ID
from lveapi import NameMap
from typing import Optional, Dict  # pylint: disable=unused-import

from lvestats.orm import user
from lvestats.lib.commons.func import deserialize_lve_id, serialize_lve_id

__author__ = 'shaman'

__all__ = ('uid_to_username', 'username_to_uid')

_name_map_cache = None  # type: NameMap
_id_reseller_map_cache = None  # type: Dict[int, str]

def _get_name_map():
    # type: () -> NameMap
    global _name_map_cache
    if _name_map_cache is None:
        name_map = NameMap()
        name_map.link_xml_node()
        _name_map_cache = name_map
    return _name_map_cache

def _uid_to_username_local(uid):
    # type: (int) -> Optional[str]
    try:
        return pwd.getpwuid(uid).pw_name
    except KeyError:
        return None

def _uid_to_reseller_local(uid):
    # type: (int) -> Optional[str]
    reseller = _get_name_map().get_name(uid)
    if reseller is None:
        try:
            reseller = pwd.getpwuid(uid).pw_name
        except KeyError:
            reseller = _get_reseller_name_from_panel(uid)
    return reseller

def _get_reseller_name_from_panel(uid):
    # type: (int) -> Optional[str]
    global _id_reseller_map_cache
    if _id_reseller_map_cache is None:
        try:
            _id_reseller_map_cache = \
                {v: k for k, v in cpapi.get_reseller_id_pairs().items()}
        except cpapi.NotSupported:
            _id_reseller_map_cache = dict()
    reseller = _id_reseller_map_cache.get(uid)
    return reseller

def _reseller_to_uid_local(name):
    # type: (str) -> Optional[int]
    return _get_name_map().get_id(name)

def reseller_to_uid(name):
    result = _reseller_to_uid_local(name)
    if result is not None:
        return serialize_lve_id(LIMIT_LVP_ID, result)

def _username_to_uid_local(username):
    # type: (str) -> Optional[int]
    try:
        return pwd.getpwnam(username).pw_uid
    except KeyError:
        return None

def _uid_to_username_db(uid, server_id, db_engine):
    # type: (int, str, Engine) -> Optional[str]
    session = sessionmaker(bind=db_engine)()
    try:
        user_inst = session.query(user).filter(user.uid == uid,
                                               user.server_id == server_id).one()
    except NoResultFound:
        return None
    finally:
        session.close()

return user_inst.user_name

def _uid_to_reseller_db(uid, server_id, db_engine):
    # type: (int, str, Engine) -> Optional[str]
    # FIXME: store reseller's names in db (centralized database on Plesk/DA)
    return _uid_to_username_db(uid, server_id, db_engine)

def _username_to_uid_db(username, server_id, db_engine):
    # type: (str, str, Engine) -> Optional[int]
    session = sessionmaker(bind=db_engine)()
    try:
        user_inst = session.query(user).filter(user.user_name == username,
                                               user.server_id == server_id).one()
    except NoResultFound:
        return None
    finally:
        session.close()

return user_inst.uid

def uid_to_username(uid, local_server_id, server_id, db_engine):
    # type: (int, str, str, Engine) -> Optional[str]
    if None in (uid, local_server_id, server_id, db_engine):
        raise ValueError("All parameters should be specified and not None for uid_to_username()")

uid, is_reseller = deserialize_lve_id(uid)
    uid_to_name_local_func = _uid_to_reseller_local if is_reseller else _uid_to_username_local
    uid_to_name_database_func = _uid_to_reseller_db if is_reseller else _uid_to_username_db

if server_id == local_server_id:
        result = uid_to_name_local_func(uid)
        if result:
            return result

return uid_to_name_database_func(uid, server_id, db_engine)

def username_to_uid(username, local_server_id, server_id, db_engine):
    # type: (str, str, str, Engine) -> Optional[int]
    """
    Lookups for uid in local user database (/etc/passwd) and global one (table lve_stats2_user).
    If local_server_id equals to server_id then local user database has priority.
    """
    if None in (username, local_server_id, server_id, db_engine):
        raise ValueError("All parameters should be specified and not None for username_to_uid()")

if server_id == local_server_id:
        result = _username_to_uid_local(username)
        if result:
            return result

return _username_to_uid_db(username, server_id, db_engine)

def _convert_id_to_lvp_id(any_id):
    # type: (int) -> int
    dummy, is_reseller = deserialize_lve_id(any_id)
    if is_reseller:
        return any_id
    else:
        return serialize_lve_id(LIMIT_LVP_ID, any_id)

def _convert_name_to_lvp_id(name):
    # type: (str) -> int
    lvp_id = reseller_to_uid(name)
    if lvp_id:
        return lvp_id
    return -1

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Code Editor : uidconverter.py