ail-framework/bin/lib/ail_users.py

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#!/usr/bin/env python3
# -*-coding:UTF-8 -*
import bcrypt
import os
import pyotp
import re
import secrets
import sys
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import segno
from base64 import b64encode
from datetime import datetime
from flask_login import UserMixin
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from io import BytesIO
from uuid import uuid4
sys.path.append(os.environ['AIL_BIN'])
##################################
# Import Project packages
##################################
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from lib import ail_logger
from lib import ail_orgs
from lib.ConfigLoader import ConfigLoader
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# LOGS
access_logger = ail_logger.get_access_config()
# Config
config_loader = ConfigLoader()
r_serv_db = config_loader.get_db_conn("Kvrocks_DB")
r_cache = config_loader.get_redis_conn("Redis_Cache")
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if config_loader.get_config_boolean('Users', 'force_2fa'):
r_serv_db.hset('ail:2fa', '2fa', 1)
else:
r_serv_db.hset('ail:2fa', '2fa', 0)
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ail_2fa_name = config_loader.get_config_str('Users', '2fa_name')
config_loader = None
regex_password = r'^(?=(.*\d){2})(?=.*[a-z])(?=.*[A-Z]).{10,100}$'
regex_password = re.compile(regex_password)
#### SESSIONS ####
def get_sessions():
r_cache.smembers('ail:sessions')
def exists_session(session):
r_cache.hexists('ail:sessions', session)
def exists_session_user(user_id):
r_cache.hexists('ail:sessions:users', user_id)
def get_session_user(session):
return r_cache.hget('ail:sessions', session)
def get_user_session(user_id):
return r_cache.hget('ail:sessions:users', user_id)
def _generate_session_key(user_id):
return f'{user_id}:{str(uuid4())}'
def _rotate_user_session(user_id):
kill_session_user(user_id)
new_session = _generate_session_key(user_id)
r_cache.hset('ail:sessions', new_session, user_id)
r_cache.hset('ail:sessions:users', user_id, new_session)
return new_session
def kill_session_user(user_id):
session = get_user_session(user_id)
if session:
r_cache.hdel('ail:sessions', session)
r_cache.hdel('ail:sessions:users', user_id)
def kill_sessions():
r_cache.delete('ail:sessions')
r_cache.delete('ail:sessions:users')
def is_user_logged(user_id):
if get_user_session(user_id):
return True
else:
return False
#### PASSWORDS ####
def check_password_strength(password):
result = regex_password.match(password)
if result:
return True
else:
return False
def gen_password():
return secrets.token_urlsafe(30)
def hashing_password(password):
password = password.encode()
return bcrypt.hashpw(password, bcrypt.gensalt())
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def get_user_passwd_hash(user_id):
return r_serv_db.hget('ail:users:all', user_id)
def remove_default_password():
# Remove default user password file
default_passwd_file = os.path.join(os.environ['AIL_HOME'], 'DEFAULT_PASSWORD')
if os.path.isfile(default_passwd_file):
os.remove(default_passwd_file)
## --PASSWORDS-- ##
def check_email(email):
email_regex = re.compile(r'[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6}')
result = email_regex.match(email)
if result:
return True
else:
return False
#### TOKENS ####
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def get_user_token(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'token')
def get_token_user(token):
return r_serv_db.hget('ail:users:tokens', token)
def exists_token(token):
return r_serv_db.hexists('ail:users:tokens', token)
def gen_token():
return secrets.token_urlsafe(41)
def _delete_user_token(user_id):
current_token = get_user_token(user_id)
if current_token:
r_serv_db.hdel('ail:users:tokens', current_token)
def _set_user_token(user_id, token):
r_serv_db.hset('ail:users:tokens', token, user_id)
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'token', token)
def generate_new_token(user_id):
# create user token
_delete_user_token(user_id)
token = gen_token()
_set_user_token(user_id, token)
def get_default_admin_token(): # TODO REMOVE ME ##############################################################################
if r_serv_db.exists('ail:user:metadata:admin@admin.test'):
return r_serv_db.hget('ail:user:metadata:admin@admin.test', 'token')
else:
return ''
## --TOKENS-- ##
#### OTP ####
def _get_totp(secret):
return pyotp.TOTP(secret)
def _verify_totp(totp, code):
return totp.verify(code)
def _get_hotp(secret):
return pyotp.HOTP(secret)
def _verify_hotp(hotp, counter, code):
return hotp.verify(code, counter)
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def get_user_otp_secret(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'otp_secret')
def get_user_hotp_counter(user_id):
return int(r_serv_db.hget(f'ail:user:metadata:{user_id}', 'otp_counter'))
def verify_user_totp(user_id, code):
totp = _get_totp(get_user_otp_secret(user_id))
return _verify_totp(totp, code)
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def verify_user_hotp(user_id, code):
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hotp = _get_hotp(get_user_otp_secret(user_id))
counter = get_user_hotp_counter(user_id)
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valid = _verify_hotp(hotp, counter, code)
if valid:
r_serv_db.hincrby(f'ail:user:metadata:{user_id}', 'otp_counter', 1)
return valid
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def verify_user_otp(user_id, code):
if verify_user_totp(user_id, code):
return True
elif verify_user_hotp(user_id, code):
return True
return False
def create_user_otp(user_id):
secret = pyotp.random_base32()
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'otp_secret', secret)
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'otp_counter', 0)
enable_user_2fa(user_id)
def delete_user_otp(user_id):
r_serv_db.hdel(f'ail:user:metadata:{user_id}', 'otp_secret')
r_serv_db.hdel(f'ail:user:metadata:{user_id}', 'otp_counter')
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'otp_setup', 0)
disable_user_2fa(user_id)
def get_user_otp_uri(user_id, instance_name):
return pyotp.totp.TOTP(get_user_otp_secret(user_id)).provisioning_uri(name=user_id, issuer_name=instance_name)
def get_user_otp_qr_code(user_id, instance_name):
uri = get_user_otp_uri(user_id, instance_name)
qrcode = segno.make_qr(uri)
buff = BytesIO()
qrcode.save(buff, kind='png', scale=10)
return b64encode(buff.getvalue()).decode()
# qrcode.save('qrcode.png', scale=10)
def get_user_hotp_code(user_id):
hotp = _get_hotp(get_user_otp_secret(user_id))
counter = get_user_hotp_counter(user_id)
codes = []
for i in range(counter, counter + 20):
codes.append(f'{i}: {hotp.at(i)}')
return codes
def is_user_otp_setup(user_id):
otp_setup = r_serv_db.hget(f'ail:user:metadata:{user_id}', 'otp_setup')
if otp_setup:
return int(otp_setup) == 1
return False
## --OTP-- ##
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#### 2FA ####
# Global 2fa option
def is_2fa_enabled():
fa2 = r_serv_db.hget('ail:2fa', '2fa')
if fa2:
return int(fa2) == 1
return False
def is_user_2fa_enabled(user_id):
fa2 = r_serv_db.hget(f'ail:user:metadata:{user_id}', '2fa')
if fa2:
return int(fa2) == 1
return False
def enable_user_2fa(user_id):
return r_serv_db.hset(f'ail:user:metadata:{user_id}', '2fa', 1)
def disable_user_2fa(user_id):
return r_serv_db.hset(f'ail:user:metadata:{user_id}', '2fa', 0)
## --2FA-- ##
#### USERS ####
def get_users():
return r_serv_db.hkeys('ail:users:all')
def get_user_role(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'role')
## --USERS-- ##
#### USER ####
def exists_user(user_id):
return r_serv_db.exists(f'ail:user:metadata:{user_id}')
def get_user_org(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'org')
def get_user_creator(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'creator')
def get_user_creation_date(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'created_at')
def get_user_last_edit(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'last_edit') # self edit or admin ???
def get_user_last_login(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'last_login')
def get_user_last_seen(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'last_seen')
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def get_user_last_seen_api(user_id):
return r_serv_db.hget(f'ail:user:metadata:{user_id}', 'last_seen_api')
def update_user_last_seen_api(user_id):
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'last_seen_api', datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S'))
def get_disabled_users():
return r_serv_db.smembers(f'ail:users:disabled')
def is_user_disabled(user_id):
return r_serv_db.sismember(f'ail:users:disabled', user_id)
def disable_user(user_id):
r_serv_db.sadd(f'ail:users:disabled', user_id)
def enable_user(user_id):
r_serv_db.srem(f'ail:users:disabled', user_id)
def create_user(user_id, password=None, admin_id=None, chg_passwd=True, org_uuid=None, role=None, otp=False):
# # TODO: check password strength
if password:
new_password = password
else:
new_password = gen_password()
password_hash = hashing_password(new_password)
# CREATE USER
if admin_id:
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'creator', admin_id)
date = datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S')
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'created_at', date)
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'last_edit', date)
# Role
if not role or role not in get_roles():
role = get_default_role()
set_user_role(user_id, role)
# ORG
org = ail_orgs.Organisation(org_uuid)
if not org.exists():
raise Exception('Organisation does not exist')
org.add_user(user_id)
r_serv_db.hset('ail:users:all', user_id, password_hash)
if chg_passwd:
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'change_passwd', 'True')
# create user token
generate_new_token(user_id)
if otp or is_2fa_enabled():
enable_user_2fa(user_id)
# TODO edit_org
# TODO LOG
def edit_user(admin_id, user_id, password=None, chg_passwd=False, org_uuid=None, edit_otp=False, otp=True):
if password:
password_hash = hashing_password(password)
if chg_passwd:
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'change_passwd', 'True')
r_serv_db.hset('ail:users:all', user_id, password_hash)
# create new token
generate_new_token(user_id)
else:
r_serv_db.hdel(f'ail:user:metadata:{user_id}', 'change_passwd')
if org_uuid:
org = ail_orgs.Organisation(org_uuid)
if org.exists():
if not org.is_user(user_id):
current_org = ail_orgs.Organisation(get_user_org(user_id))
current_org.remove_user(user_id)
org.add_user(user_id)
# 2FA OTP
if edit_otp:
if otp or is_2fa_enabled():
enable_user_2fa(user_id)
else:
disable_user_2fa(user_id)
date = datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S')
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'last_edit', date)
# Remove default user password file
if user_id == 'admin@admin.test':
remove_default_password()
## --USER-- ##
########################################################################################################################
########################################################################################################################
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# TODO USER:
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# - Organisation ???
# - Disabled / Lock
class AILUser(UserMixin):
def __init__(self, user_id):
self.user_id = user_id
session = get_user_session(self.user_id)
if session:
self.id = session
else:
self.id = "__anonymous__"
@classmethod
def get(self_class, id):
return self_class(id)
# @property
# def is_anonymous(self):
# return self.id == "__anonymous__"
# def get_id(self):
# return self.id
def get_user_id(self):
return self.user_id
def exists(self): # TODO CHECK USAGE
return r_serv_db.exists(f'ail:user:metadata:{self.user_id}')
def update_last_seen(self):
r_serv_db.hset(f'ail:user:metadata:{self.user_id}', 'last_seen', datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S'))
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def update_last_seen_api(self):
update_user_last_seen_api(self.user_id)
def update_last_login(self):
r_serv_db.hset(f'ail:user:metadata:{self.user_id}', 'last_login', datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S'))
def get_org(self):
return get_user_org(self.user_id)
def get_meta(self, options=set()):
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meta = {'id': self.user_id}
if 'creator' in options:
meta['creator'] = get_user_creator(self.user_id)
if 'created_at' in options:
meta['created_at'] = get_user_creation_date(self.user_id)
if 'last_edit' in options:
meta['last_edit'] = get_user_last_edit(self.user_id)
if 'last_login' in options:
meta['last_login'] = get_user_last_login(self.user_id)
if 'last_seen' in options:
meta['last_seen'] = get_user_last_seen(self.user_id)
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if 'last_seen_api' in options:
meta['last_seen_api'] = get_user_last_seen_api(self.user_id)
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if 'api_key' in options: # TODO add option to censor key
meta['api_key'] = self.get_api_key()
if 'role' in options:
meta['role'] = get_user_role(self.user_id)
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if '2fa' in options:
meta['2fa'] = self.is_2fa_enabled()
if 'otp_setup' in options:
meta['otp_setup'] = self.is_2fa_setup()
if 'is_disabled' in options:
meta['is_disabled'] = self.is_disabled()
if 'is_logged' in options:
meta['is_logged'] = is_user_logged(self.user_id)
if 'org' in options:
meta['org'] = self.get_org()
if 'org_name' in options and meta['org']:
meta['org_name'] = ail_orgs.Organisation(self.get_org()).get_name()
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return meta
## SESSION ##
def is_disabled(self):
return is_user_disabled(self.user_id)
def get_session(self):
return self.id
def rotate_session(self):
self.id = _rotate_user_session(self.user_id)
return self.id
def kill_session(self):
kill_session_user(self.user_id)
self.id = None
## PASSWORD ##
def is_password_change_requested(self):
if r_serv_db.hget(f'ail:user:metadata:{self.user_id}', 'change_passwd') == 1:
return True
else:
return False
def request_password_change(self):
r_serv_db.hset(f'ail:user:metadata:{self.user_id}', 'change_passwd', 1)
def check_password(self, password):
password = password.encode()
hashed_password = r_serv_db.hget('ail:users:all', self.user_id).encode()
if bcrypt.checkpw(password, hashed_password):
return True
else:
return False
def edit_password(self, password_hash, chg_passwd=False): # TODO REPLACE BY PASSWORD
if chg_passwd:
r_serv_db.hset(f'ail:user:metadata:{self.user_id}', 'change_passwd', 1)
else:
r_serv_db.hdel(f'ail:user:metadata:{self.user_id}', 'change_passwd')
# remove default user password file ########################################################################## TODO MOVE ME
if self.user_id == 'admin@admin.test':
default_passwd_file = os.path.join(os.environ['AIL_HOME'], 'DEFAULT_PASSWORD')
if os.path.isfile(default_passwd_file):
os.remove(default_passwd_file)
r_serv_db.hset('ail:users:all', self.user_id, password_hash)
# create new token
generate_new_token(self.user_id)
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## TOKEN ##
def get_api_key(self):
return get_user_token(self.user_id)
def new_api_key(self):
_delete_user_token(self.user_id)
new_api_key = gen_token()
_set_user_token(self.user_id, new_api_key)
return new_api_key
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## OTP ##
def is_2fa_setup(self):
return is_user_otp_setup(self.user_id)
def is_2fa_enabled(self):
if is_2fa_enabled():
return True
else:
return is_user_2fa_enabled(self.user_id)
def get_htop_counter(self):
return get_user_hotp_counter(self.user_id)
def is_valid_otp(self, code):
return verify_user_otp(self.user_id, code)
def init_setup_2fa(self, create=True):
if create:
create_user_otp(self.user_id)
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instance_name = ail_2fa_name
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return get_user_otp_qr_code(self.user_id, instance_name), get_user_otp_uri(self.user_id, instance_name), get_user_hotp_code(self.user_id)
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def setup_2fa(self):
r_serv_db.hset(f'ail:user:metadata:{self.user_id}', 'otp_setup', 1)
## ROLE ##
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def is_in_role(self, role):
if r_serv_db.sismember(f'ail:users:role:{role}', self.user_id):
return True
else:
return False
def is_admin(self):
return self.is_in_role('admin')
def get_role(self):
return r_serv_db.hget(f'ail:user:metadata:{self.user_id}', 'role')
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## ##
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def delete(self):
kill_session_user(self.user_id)
for role_id in get_roles():
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r_serv_db.srem(f'ail:users:role:{role_id}', self.user_id)
user_token = self.get_api_key()
if user_token:
r_serv_db.hdel('ail:users:tokens', user_token)
r_serv_db.delete(f'ail:user:metadata:{self.user_id}')
r_serv_db.hdel('ail:users:all', self.user_id)
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#### API ####
def api_get_users_meta():
meta = {'users': []}
options = {'api_key', 'creator', 'created_at', 'is_logged', 'last_edit', 'last_login', 'last_seen', 'last_seen_api', 'org', 'org_name', 'role', '2fa', 'otp_setup'}
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for user_id in get_users():
user = AILUser(user_id)
meta['users'].append(user.get_meta(options=options))
return meta
def api_get_user_profile(user_id):
options = {'api_key', 'role', '2fa', 'org', 'org_name'}
user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
meta = user.get_meta(options=options)
return meta, 200
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def api_get_user_hotp(user_id):
user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
hotp = get_user_hotp_code(user_id)
return hotp, 200
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def api_logout_user(admin_id, user_id, ip_address, user_agent):
user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
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access_logger.info(f'Logout user {user_id}', extra={'user_id': admin_id, 'ip_address': ip_address, 'user_agent': user_agent})
return user.kill_session(), 200
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def api_logout_users(admin_id, ip_address, user_agent):
access_logger.info('Logout all users', extra={'user_id': admin_id, 'ip_address': ip_address, 'user_agent': user_agent})
return kill_sessions(), 200
def api_disable_user(admin_id, user_id): # TODO LOG ADMIN ID
user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
if user.is_disabled():
return {'status': 'error', 'reason': 'User is already disabled'}, 400
print(admin_id)
disable_user(user_id)
def api_enable_user(admin_id, user_id): # TODO LOG ADMIN ID
user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
if not user.is_disabled():
return {'status': 'error', 'reason': 'User is not disabled'}, 400
print(admin_id)
enable_user(user_id)
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def api_enable_user_otp(user_id, ip_address):
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user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
if user.is_2fa_enabled():
return {'status': 'error', 'reason': 'User OTP is already setup'}, 400
delete_user_otp(user_id)
enable_user_2fa(user_id)
return user_id, 200
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def api_disable_user_otp(user_id, ip_address):
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user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
if not user.is_2fa_enabled():
return {'status': 'error', 'reason': 'User OTP is not enabled'}, 400
if is_2fa_enabled():
return {'status': 'error', 'reason': '2FA is enforced on this instance'}, 400
disable_user_2fa(user_id)
delete_user_otp(user_id)
return user_id, 200
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def api_reset_user_otp(admin_id, user_id, ip_address): # TODO LOGS
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user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
admin = AILUser(admin_id)
if not admin.is_in_role('admin'):
return {'status': 'error', 'reason': 'Access Denied'}, 403
if not user.is_2fa_setup():
return {'status': 'error', 'reason': 'User OTP is not setup'}, 400
delete_user_otp(user_id)
enable_user_2fa(user_id)
return user_id, 200
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def api_create_user_api_key_self(user_id, ip_address, user_agent):
user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
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access_logger.info('New api key', extra={'user_id': user_id, 'ip_address': ip_address, 'user_agent': user_agent})
return user.new_api_key(), 200
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def api_create_user_api_key(user_id, admin_id, ip_address, user_agent):
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user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
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access_logger.info(f'New api key for user {user_id}', extra={'user_id': admin_id, 'ip_address': ip_address, 'user_agent': user_agent})
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return user.new_api_key(), 200
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def api_create_user(admin_id, ip_address, user_agent, user_id, password, org_uuid, role, otp):
user = AILUser(user_id)
if not user.exists():
create_user(user_id, password=password, admin_id=admin_id, org_uuid=org_uuid, role=role, otp=otp)
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access_logger.info(f'Create user {user_id}', extra={'user_id': admin_id, 'ip_address': ip_address, 'user_agent': user_agent})
# Edit
else:
edit_user(admin_id, user_id, password, chg_passwd=True, org_uuid=org_uuid, edit_otp=True, otp=otp)
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access_logger.info(f'Edit user {user_id}', extra={'user_id': admin_id, 'ip_address': ip_address, 'user_agent': user_agent})
def api_change_user_self_password(user_id, password):
if not check_password_strength(password):
return {'status': 'error', 'reason': 'Invalid Password'}, 400
password_hash = hashing_password(password)
user = AILUser(user_id)
user.edit_password(password_hash, chg_passwd=False)
return user_id, 200
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def api_delete_user(user_id, admin_id, ip_address, user_agent):
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user = AILUser(user_id)
if not user.exists():
return {'status': 'error', 'reason': 'User not found'}, 404
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access_logger.info(f'Delete user {user_id}', extra={'user_id': admin_id, 'ip_address': ip_address, 'user_agent': user_agent})
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return user.delete(), 200
########################################################################################################################
########################################################################################################################
#### ROLES ####
def get_roles():
return r_serv_db.smembers('ail:roles')
def _create_roles():
r_serv_db.sadd('ail:roles', 'admin')
r_serv_db.sadd('ail:roles', 'read_only')
r_serv_db.sadd('ail:roles', 'user')
r_serv_db.sadd('ail:roles', 'user_no_api')
r_serv_db.sadd('ail:roles', 'contributor')
def get_default_role():
return 'read_only'
def is_in_role(user_id, role):
return r_serv_db.sismember(f'ail:users:role:{role}', user_id)
def _get_users_roles_list():
return ['read_only', 'user_no_api', 'user', 'coordinator', 'admin']
def _get_users_roles_dict():
return {
'read_only': ['read_only'],
'user_no_api': ['read_only', 'user_no_api'],
'user': ['read_only', 'user_no_api', 'user'],
'coordinator': ['read_only', 'user_no_api', 'user', 'coordinator'],
'admin': ['read_only', 'user_no_api', 'user', 'coordinator', 'admin'],
}
def set_user_role(user_id, role):
roles = _get_users_roles_dict()
# set role
for role_to_add in roles[role]:
r_serv_db.sadd(f'ail:users:role:{role_to_add}', user_id)
r_serv_db.hset(f'ail:user:metadata:{user_id}', 'role', role)
def check_user_role_integrity(user_id):
roles = _get_users_roles_dict()
user_role = get_user_role(user_id)
if user_role not in roles:
return False
# check if is in role
for r in roles[user_role]:
if not r_serv_db.sismember(f'ail:users:role:{r}', user_id):
print(r)
return False
for r in list(set(_get_users_roles_list()) - set(roles[user_role])):
if r_serv_db.sismember(f'ail:users:role:{r}', user_id):
print(r)
return False
return True
# TODO
# ACL:
# - mass tag correlation graph
#
#
#
#