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#!/usr/bin/env python
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
from __future__ import unicode_literals
from __future__ import absolute_import
import os
import shutil
import string
import logging
from contextlib import contextmanager
from tempfile import mkstemp
from six.moves.configparser import ConfigParser, NoOptionError
from io import open
from six.moves import input
logging.basicConfig(level=logging.DEBUG)
log = logging.getLogger('ldap-setup')
config = ConfigParser()
def main():
config.read('.setup-scm-cache')
if not config.has_section('scm'):
config.add_section('scm')
suffix = get_value('suffix', 'dc=localdomain')
secret = get_value('admin password', 'secret')
firstdc = suffix.split(',')[0].split('=')[1]
if get_value('clear ldap config', 'y') == 'y':
run('apt-get -f install')
run('apt-get remove --purge slapd ldap-utils')
run('apt-get install slapd ldap-utils')
if get_value('start slapd', 'y') == 'y':
run('service slapd start')
if get_value('add base ldap schemas', 'y') == 'y':
run('ldapadd -Y EXTERNAL -H ldapi:/// -f /etc/ldap/schema/cosine.ldif')
run('ldapadd -Y EXTERNAL -H ldapi:/// -f /etc/ldap/schema/nis.ldif')
run('ldapadd -Y EXTERNAL -H ldapi:/// -f /etc/ldap/schema/inetorgperson.ldif')
if get_value('add backend ldif', 'y') == 'y':
with tempfile(backend_ldif, locals()) as name:
run('ldapadd -Y EXTERNAL -H ldapi:/// -f %s' % name)
with open('/etc/ldap.secret', 'w') as fp:
fp.write(secret)
os.chmod('/etc/ldap.secret', 0o400)
if get_value('add frontend ldif', 'y') == 'y':
with tempfile(frontend_ldif, locals()) as name:
run('ldapadd -c -x -D cn=admin,%s -W -f %s -y /etc/ldap.secret' %
(suffix, name))
if get_value('add initial user/group', 'y') == 'y':
with tempfile(initial_user_ldif, locals()) as name:
run('ldapadd -c -x -D cn=admin,%s -W -f %s -y /etc/ldap.secret' %
(suffix, name))
if get_value('setup ldap auth', 'y') == 'y':
run('apt-get install libnss-ldap')
run('dpkg-reconfigure ldap-auth-config')
run('auth-client-config -t nss -p lac_ldap')
run('pam-auth-update')
if get_value('setup ldapscripts', 'y') == 'y':
run('apt-get install ldapscripts')
with tempfile(ldapscripts_conf, locals()) as name:
shutil.copy(name, '/etc/ldapscripts/ldapscripts.conf')
log.info('writing passwd')
with open('/etc/ldapscripts/ldapscripts.passwd', 'w') as fp:
fp.write(secret)
os.chmod('/etc/ldapscripts/ldapscripts.passwd', 0o400)
log.info('writing runtime')
with open('/usr/share/ldapscripts/runtime.debian', 'w') as fp:
fp.write(ldapscripts_debian)
def get_value(key, default):
try:
default = config.get('scm', key)
except NoOptionError:
pass
value = input('%s? [%s]' % (key, default))
if not value:
value = default
config.set('scm', key, value)
with open('.setup-scm-cache', 'w') as fp:
config.write(fp)
return value
def run(command):
rc = os.system(command)
if rc != 0:
log.error('Error running %s', command)
assert rc == 0
return rc
@contextmanager
def tempfile(template, values):
fd, name = mkstemp()
os.write(fd, template.safe_substitute(values))
os.close(fd)
yield name
os.remove(name)
backend_ldif = string.Template('''
# Load dynamic backend modules
dn: cn=module,cn=config
objectClass: olcModuleList
cn: module
olcModulepath: /usr/lib/ldap
olcModuleload: back_hdb
# Database settings
dn: olcDatabase=hdb,cn=config
objectClass: olcDatabaseConfig
objectClass: olcHdbConfig
olcDatabase: {1}hdb
olcSuffix: $suffix
olcDbDirectory: /var/lib/ldap
olcRootDN: cn=admin,$suffix
olcRootPW: $secret
olcDbConfig: set_cachesize 0 2097152 0
olcDbConfig: set_lk_max_objects 1500
olcDbConfig: set_lk_max_locks 1500
olcDbConfig: set_lk_max_lockers 1500
olcDbIndex: objectClass eq
olcLastMod: TRUE
olcDbCheckpoint: 512 30
olcAccess: to attrs=userPassword by dn="cn=admin,$suffix" write by anonymous auth by self write by * none
olcAccess: to attrs=shadowLastChange by self write by * read
olcAccess: to dn.base="" by * read
olcAccess: to * by dn="cn=admin,$suffix" write by * read
''')
frontend_ldif = string.Template('''
# Create top-level object in domain
dn: $suffix
objectClass: top
objectClass: dcObject
objectclass: organization
o: Example Organization
dc: $firstdc
description: LDAP Example
# Create max uid generator
dn: cn=maxUid,$suffix
objectClass: extensibleObject
objectClass: top
uidNumber: 10000
# Admin user.
dn: cn=admin,$suffix
objectClass: simpleSecurityObject
objectClass: organizationalRole
cn: admin
description: LDAP administrator
userPassword: $secret
dn: ou=people,$suffix
objectClass: organizationalUnit
ou: people
dn: ou=groups,$suffix
objectClass: organizationalUnit
ou: groups
''')
initial_user_ldif = string.Template('''
dn: uid=john,ou=people,$suffix
objectClass: inetOrgPerson
objectClass: posixAccount
objectClass: shadowAccount
uid: john
sn: Doe
givenName: John
cn: John Doe
displayName: John Doe
uidNumber: 1000
gidNumber: 10000
userPassword: password
gecos: John Doe
loginShell: /bin/bash
homeDirectory: /home/john
shadowExpire: -1
shadowFlag: 0
shadowWarning: 7
shadowMin: 8
shadowMax: 999999
shadowLastChange: 10877
mail: john.doe@example.com
postalCode: 31000
l: Toulouse
o: Example
mobile: +33 (0)6 xx xx xx xx
homePhone: +33 (0)5 xx xx xx xx
title: System Administrator
postalAddress:
initials: JD
dn: cn=example,ou=groups,$suffix
objectClass: posixGroup
cn: example
gidNumber: 10000
''')
open_ldap_config = string.Template('''
[open_ldap]
nss_passwd=passwd: files ldap
nss_group=group: files ldap
nss_shadow=shadow: files ldap
nss_netgroup=netgroup: files ldap
pam_auth=auth required pam_env.so
auth sufficient pam_unix.so likeauth nullok
#the following line (containing pam_group.so) must be placed before pam_ldap.so
#for ldap users to be placed in local groups such as fuse, plugdev, scanner, etc ...
auth required pam_group.so use_first_pass
auth sufficient pam_ldap.so use_first_pass
auth required pam_deny.so
pam_account=account sufficient pam_unix.so
account sufficient pam_ldap.so
account required pam_deny.so
pam_password=password sufficient pam_unix.so nullok md5 shadow
password sufficient pam_ldap.so use_first_pass
password required pam_deny.so
pam_session=session required pam_limits.so
session required pam_mkhomedir.so skel=/etc/skel/
session required pam_unix.so
session optional pam_ldap.so
''')
ldapscripts_conf = string.Template('''
SERVER=127.0.0.1
BINDDN='cn=admin,$suffix'
BINDPWDFILE="/etc/ldapscripts/ldapscripts.passwd"
SUFFIX='$suffix'
GSUFFIX='ou=Groups'
USUFFIX='ou=People'
MSUFFIX='ou=Computers'
GIDSTART=10000
UIDSTART=10000
MIDSTART=10000
''')
ldapscripts_debian = '''
### Allura-customized
### This file predefine some ldapscripts variables for Debian boxes.
#
# Copyright (c) 2005 Ganal LAPLANCHE - Linagora
# Copyright (c) 2005-2007 Pierre Habouzit
# Copyright (c) 2009 Alexander GQ Gerasiov
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
# USA.
##### Beginning of ldapscripts configuration #####
getfield() {
local field="$1"
local nssconffile='/etc/libnss-ldap.conf'
if [ -f "$nssconffile" ];then
local value=$(awk "/^\s*$field/ {print \$2}" /etc/libnss-ldap.conf)
else
local value="$2"
fi
echo ${value:-$2}
}
getsuffix() {
field="$1"
value="$(getfield "$1" | sed -e "s/,.*$//")"
echo ${value:-$2}
}
# LDAP Configuration
SERVER=$(getfield uri "$(getfield host '')")
BINDDN=$(getfield rootbinddn '')
if [ -f /etc/libnss-ldap.secret ];then
BINDPWDFILE=/etc/libnss-ldap.secret
elif [ -f /etc/ldap.secret ];then
BINDPWDFILE=/etc/ldap.secret
fi
SUFFIX=`getfield base`
GSUFFIX=`getsuffix nss_base_group 'ou=Group'`
USUFFIX=`getsuffix nss_base_passwd 'ou=People'`
MSUFFIX=`getsuffix nss_base_hosts 'ou=Hosts'`
# User properties
[ -f /etc/adduser.conf ] && . /etc/adduser.conf
USHELL=${DSHELL:-"/bin/bash"}
UHOMES=${DHOME:-"/home"}"/%u"
HOMESKEL=${SKEL:-"/etc/skel"}
HOMEPERMS=${DIR_MODE:-"0755"}
# Where to log
LOGFILE="/var/log/ldapscripts.log"
# Various binaries used within scripts
LDAPSEARCHBIN=`which ldapsearch`
LDAPADDBIN=`which ldapadd`
LDAPDELETEBIN=`which ldapdelete`
LDAPMODIFYBIN=`which ldapmodify`
LDAPMODRDNBIN=`which ldapmodrdn`
LDAPPASSWDBIN=`which ldappasswd`
# Getent command to use - choose the ones used on your system. Leave blank or comment for auto-guess.
# GNU/Linux
GETENTPWCMD="getent passwd"
GETENTGRCMD="getent group"
TMPDIR="/tmp"
##### End of configuration #####
'''
if __name__ == '__main__':
main()