Draft Script of syncing user between ldap and gitlab CE

# Imports
from gitlab3 import GitLab, ACCESS_LEVEL_DEVELOPER
import simpleldap, ldap

# Connect to LDAP and get members of a specific LDAP group
conn = simpleldap.Connection('ldap-example.com',dn='cn=binduser,dc=example,dc=com',password='****')
conn.set_search_defaults(base_dn='dc=example,dc=com',scope=ldap.SCOPE_SUBTREE)
inldap = conn.get('cn=admincloud')['memberuid']

# Connect to Gitlab and list existing users
gl = GitLab('http://localhost')
gl.login('root','*****')
users = gl.users()
ingitlab = [ str(user.username) for user in users ]

# Get the GitLab Group
g = gl.get_group('admincloud')

# List members of Git Lab group (except standard users)
ingroup = [ user.id for user in g.members() ]
ingroup = map(lambda x: gl.user(x), ingroup)
ingroup = [ user for user in ingroup if len(user.identities) > 0 ]
ingroup = map(lambda x: str(x.username), ingroup)

# List users which are in ldap but not in Gitlab and create them
tocreate = [ user for user in inldap if user not in ingitlab ]
for user in tocreate:
    usr = conn.get('uid=%s' % user)
    u = gl.add_user(usr['mail'][0],'123456789',usr['uid'][0],usr['cn'][0],extern_uid=usr.dn,provider='ldapmain')

# List users which are in Gitlab group but not in the ldap Group
toremove = [ user for user in ingroup if user not in inldap ]
for user in toremove:
    g.delete_member(g.find_member(username=user))

# List users which are in ldap group but not in the Gitlab group
toadd = [ user for user in inldap if user not in ingroup ]
for user in toadd:
    g.add_member(gl.find_user(username=user).id,ACCESS_LEVEL_DEVELOPER)