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ldap-setup.py    315 lines (282 with data), 9.4 kB

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#!/usr/bin/env python
import os
import shutil
import string
import logging
from contextlib import contextmanager
from tempfile import mkstemp
from ConfigParser import ConfigParser, NoOptionError
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', 0400)
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', 0400)
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 = raw_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()