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Merge remote-tracking branch 'github/ldap-functions'

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This commit is contained in:
Tanner Collin 2020-09-15 21:01:53 +00:00
commit 649b2061bc
4 changed files with 69 additions and 25 deletions
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58
ldapserver/ldap_functions.py
View File

@ -1,3 +1,4 @@
from log import logger
import time
import ldap
import ldap.modlist as modlist
@ -7,14 +8,12 @@ import base64
from flask import abort
HTTP_NOTFOUND = 404
BASE_MEMBERS = 'OU=MembersOU,DC=ps,DC=protospace,DC=ca' # prod
BASE_GROUPS = 'OU=GroupsOU,DC=ps,DC=protospace,DC=ca' # prod
ldap.set_option(ldap.OPT_X_TLS_REQUIRE_CERT, ldap.OPT_X_TLS_NEVER)
ldap.set_option(ldap.OPT_X_TLS_CACERTFILE, './ProtospaceAD.cer')
ldap.set_option(ldap.OPT_X_TLS_CACERTFILE, secrets.LDAP_CERTFILE)
def init_ldap():
ldap_conn = ldap.initialize('ldaps://ldap.ps.protospace.ca:636')
ldap_conn = ldap.initialize(secrets.LDAP_URL)
ldap_conn.set_option(ldap.OPT_REFERRALS, 0)
ldap_conn.set_option(ldap.OPT_PROTOCOL_VERSION, 3)
ldap_conn.set_option(ldap.OPT_X_TLS,ldap.OPT_X_TLS_DEMAND)
@ -32,7 +31,10 @@ def convert(data):
else:
return [convert(element) for element in data]
elif isinstance(data, (bytes, bytearray)):
return data.decode()
try:
return data.decode()
except UnicodeDecodeError:
return data.hex()
else:
return data
@ -42,9 +44,12 @@ def find_user(query):
'''
ldap_conn = init_ldap()
try:
logger.info('Looking up user ' + query)
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
criteria = '(&(objectClass=user)(|(mail={})(sAMAccountName={}))(!(objectClass=computer)))'.format(query, query)
results = ldap_conn.search_s(BASE_MEMBERS, ldap.SCOPE_SUBTREE, criteria, ['displayName','sAMAccountName','email'])
results = ldap_conn.search_s(secrets.BASE_MEMBERS, ldap.SCOPE_SUBTREE, criteria, ['displayName','sAMAccountName','email'])
logger.info(results)
if len(results) != 1:
abort(HTTP_NOTFOUND)
@ -75,7 +80,7 @@ def create_user(first, last, username, email, password):
ldap_conn = init_ldap()
try:
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
dn = 'CN={} {},{}'.format(first, last, BASE_MEMBERS)
dn = 'CN={} {},{}'.format(first, last, secrets.BASE_MEMBERS)
full_name = '{} {}'.format(first, last)
ldif = [
@ -91,7 +96,9 @@ def create_user(first, last, username, email, password):
('company', [b'Spaceport']),
]
ldap_conn.add_s(dn, ldif)
result = ldap_conn.add_s(dn, ldif)
logger.info(result)
# set password
pass_quotes = '"{}"'.format(password)
@ -99,9 +106,13 @@ def create_user(first, last, username, email, password):
change_des = [(ldap.MOD_REPLACE, 'unicodePwd', [pass_uni])]
result = ldap_conn.modify_s(dn, change_des)
logger.info(result)
# 512 will set user account to enabled
mod_acct = [(ldap.MOD_REPLACE, 'userAccountControl', b'512')]
result = ldap_conn.modify_s(dn, mod_acct)
logger.info(result)
finally:
ldap_conn.unbind()
@ -110,7 +121,7 @@ def set_password(username, password):
try:
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
criteria = '(&(objectClass=user)(sAMAccountName={})(!(objectClass=computer)))'.format(username)
results = ldap_conn.search_s(BASE_MEMBERS, ldap.SCOPE_SUBTREE, criteria, ['displayName','sAMAccountName','email'] )
results = ldap_conn.search_s(secrets.BASE_MEMBERS, ldap.SCOPE_SUBTREE, criteria, ['displayName','sAMAccountName','email'] )
if len(results) != 1:
abort(HTTP_NOTFOUND)
@ -131,9 +142,12 @@ def find_group(groupname):
'''
ldap_conn = init_ldap()
try:
logger.info('Looking up group ' + groupname)
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
criteria = '(&(objectClass=group)(sAMAccountName={}))'.format(groupname)
results = ldap_conn.search_s(BASE_GROUPS, ldap.SCOPE_SUBTREE, criteria, ['name','groupType'] )
results = ldap_conn.search_s(secrets.BASE_GROUPS, ldap.SCOPE_SUBTREE, criteria, ['name','groupType'] )
logger.info(results)
if len(results) != 1:
abort(HTTP_NOTFOUND)
@ -149,7 +163,7 @@ def create_group(groupname, description):
ldap_conn = init_ldap()
try:
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
dn = 'CN={},{}'.format(groupname, BASE_GROUPS)
dn = 'CN={},{}'.format(groupname, secrets.BASE_GROUPS)
ldif = [
('objectClass', [b'top', b'group']),
@ -172,14 +186,15 @@ def add_to_group(groupname, username):
ldap_conn = init_ldap()
try:
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
group_dn = find_group(groupname)
user_dn = find_user(username)
group_dn = find_group(groupname)
if not is_member(groupname, username):
mod_acct = [(ldap.MOD_ADD, 'member', user_dn.encode())]
ldap_conn.modify_s(group_dn, mod_acct)
return True
else:
logger.info('Already a member, skipping')
return False
finally:
@ -192,14 +207,15 @@ def remove_from_group(groupname, username):
ldap_conn = init_ldap()
try:
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
group_dn = find_group(groupname)
user_dn = find_user(username)
group_dn = find_group(groupname)
if is_member(groupname, username):
mod_acct = [(ldap.MOD_DELETE, 'member', user_dn.encode())]
ldap_conn.modify_s(group_dn, mod_acct)
return True
else:
logger.info('Not a member, skipping')
return False
finally:
@ -215,7 +231,7 @@ def list_group(groupname):
group_dn = find_group(groupname)
criteria = '(&(objectClass=group)(sAMAccountName={}))'.format(groupname)
results = ldap_conn.search_s(BASE_GROUPS, ldap.SCOPE_SUBTREE, criteria, ['member'])
results = ldap_conn.search_s(secrets.BASE_GROUPS, ldap.SCOPE_SUBTREE, criteria, ['member'])
members_tmp = results[0][1]
members = members_tmp.get('member', [])
return [find_dn(dn.decode()) for dn in members]
@ -229,12 +245,13 @@ def is_member(groupname, username):
'''
ldap_conn = init_ldap()
try:
logger.info('Checking group membership...')
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
group_dn = find_group(groupname)
user_dn = find_user(username).encode()
memflag = False
criteria = '(&(objectClass=group)(sAMAccountName={}))'.format(groupname)
results = ldap_conn.search_s(BASE_GROUPS, ldap.SCOPE_SUBTREE, criteria, ['member'] )
results = ldap_conn.search_s(secrets.BASE_GROUPS, ldap.SCOPE_SUBTREE, criteria, ['member'] )
members_tmp = results[0][1]
members = members_tmp.get('member', [])
return user_dn in members
@ -248,9 +265,9 @@ def dump_users():
ldap_conn = init_ldap()
try:
ldap_conn.simple_bind_s(secrets.LDAP_USERNAME, secrets.LDAP_PASSWORD)
criteria = '(&(objectClass=user)(sAMAccountName=*))'
attributes = ['cn', 'sAMAccountName', 'mail', 'displayName', 'givenName', 'name', 'sn', 'logonCount']
results = ldap_conn.search_s(BASE_MEMBERS, ldap.SCOPE_SUBTREE, criteria, attributes)
criteria = '(&(objectClass=user)(objectGUID=*))'
attributes = ['cn', 'sAMAccountName', 'mail', 'displayName', 'givenName', 'name', 'sn', 'logonCount', 'objectGUID']
results = ldap_conn.search_s(secrets.BASE_MEMBERS, ldap.SCOPE_SUBTREE, criteria, attributes)
results = convert(results)
output = {}
@ -261,7 +278,6 @@ def dump_users():
import json
return json.dumps(output, indent=4)
finally:
ldap_conn.unbind()
@ -275,8 +291,8 @@ def dump_users():
if __name__ == '__main__':
pass
#print(find_user('tanner.collin'))
#print(find_user('mail@tannercollin.com'))
#print(create_user('Elon', 'Tusk', 'elon.tusk', 'elont@example.com', 'protospace*&^g87g6'))
#print(find_user('test.testerb'))
#print(set_password('tanner.collin', 'Supersecret@@'))
#print(find_dn('CN=Tanner Collin,OU=MembersOU,DC=ps,DC=protospace,DC=ca'))
#print("============================================================")

22
ldapserver/log.py Normal file
View File

@ -0,0 +1,22 @@
import logging
import logging.config
logging.config.dictConfig({
'version': 1,
'formatters': {'default': {
'format': '[%(asctime)s] [%(process)d] [%(levelname)7s] %(message)s',
}},
'handlers': {'wsgi': {
'class': 'logging.StreamHandler',
'stream': 'ext://flask.logging.wsgi_errors_stream',
'formatter': 'default'
}},
'root': {
'level': 'INFO',
'handlers': ['wsgi']
}
})
logger = logging.getLogger(__name__)
logger.info('Logging enabled.')

6
ldapserver/secrets.py.example
View File

@ -8,3 +8,9 @@ AUTH_TOKEN = ''
LDAP_USERNAME = ''
LDAP_PASSWORD = ''
LDAP_CERTFILE = ''
LDAP_URL = ''
BASE_MEMBERS = ''
BASE_GROUPS = ''

8
ldapserver/server.py
View File

@ -50,8 +50,8 @@ def set_password():
def add_to_group():
check_auth()
groupname = request.form['groupname']
username = request.form['username']
groupname = request.form['group']
username = request.form.get('username', None) or request.form.get('email', None)
ldap_functions.add_to_group(groupname, username)
return ''
@ -60,8 +60,8 @@ def add_to_group():
def remove_from_group():
check_auth()
groupname = request.form['groupname']
username = request.form['username']
groupname = request.form['group']
username = request.form.get('username', None) or request.form.get('email', None)
ldap_functions.remove_from_group(groupname, username)
return ''