#!/usr/share/ucs-test/runner python2.7
## desc: Test ACL registration for different UCS versions
## tags:
##  - ldapextensions
##  - apptest
## roles-not:
##  - basesystem
## packages:
##  - python-univention-lib
## exposure: dangerous

from univention.testing.debian_package import DebianPackage
from univention.testing.utils import fail
from univention.config_registry import ConfigRegistry
from ldap_extension_utils import get_package_name, get_acl_name, get_container_name, set_container_description, call_join_script
from time import sleep
from univention.testing.udm import UCSTestUDM
import ldap
import sys

ucr = ConfigRegistry()
ucr.load()

currentversion = '%s-%s' % (ucr.get('version/version'), ucr.get('version/patchlevel'))
nextversion = '%s-%s' % (ucr.get('version/version'), int(ucr.get('version/patchlevel')) + 1)
futureversion = '%s-%s' % (ucr.get('version/version'), int(ucr.get('version/patchlevel')) + 99)

with UCSTestUDM() as udm:
	package_name = get_package_name()
	acl_name_current = get_acl_name()
	acl_name_new = get_acl_name()
	container_name_current = get_container_name()
	container_name_new = get_container_name()
	join_script_name = '66%s.inst' % package_name

	user_dn, _username = udm.create_user(password='univention')
	container_current = udm.create_object('container/cn', name=container_name_current)
	container_new = udm.create_object('container/cn', name=container_name_new)
	try:
		set_container_description(user_dn, container_current)
	except ldap.INSUFFICIENT_ACCESS:
		pass
	else:
		fail('New user was able to modify %s' % container_current)

	try:
		set_container_description(user_dn, container_new)
	except ldap.INSUFFICIENT_ACCESS:
		pass
	else:
		fail('New user was able to modify %s' % container_new)

	joinscript_buffer = '''#!/bin/sh
VERSION=1
. /usr/share/univention-join/joinscripthelper.lib
joinscript_init
UNIVENTION_APP_IDENTIFIER="%(package_name)s-1.0"
. /usr/share/univention-lib/ldap.sh
ucs_registerLDAPExtension "$@" --ucsversionstart 1.0-0 --ucsversionend %(currentversion)s --acl /usr/share/%(package_name)s/%(acl_name_current)s || die
ucs_registerLDAPExtension "$@" --ucsversionstart %(nextversion)s --ucsversionend %(futureversion)s --acl /usr/share/%(package_name)s/%(acl_name_new)s || die
joinscript_save_current_version
exit 0
''' % {
		'package_name': package_name,
		'acl_name_current': acl_name_current,
		'acl_name_new': acl_name_new,
		'currentversion': currentversion,
		'nextversion': nextversion,
		'futureversion': futureversion,
	}

	acl_buffer_current = '''
access to dn.base="%(container)s" attrs="description"
	by dn.base="%(user_dn)s" write
	by * +0 break
''' % {'container': container_current, 'user_dn': user_dn}

	acl_buffer_new = '''
access to dn.base="%(container)s" attrs="description"
	by dn.base="%(user_dn)s" write
	by * +0 break
''' % {'container': container_new, 'user_dn': user_dn}

	package = DebianPackage(name=package_name)
	package.create_join_script_from_buffer(join_script_name, joinscript_buffer)
	package.create_usr_share_file_from_buffer(acl_name_current, acl_buffer_current)
	package.create_usr_share_file_from_buffer(acl_name_new, acl_buffer_new)
	package.build()
	package.install()

	call_join_script(join_script_name)

	# The ldap server needs a few seconds
	sleep(5)

	set_container_description(user_dn, container_current)

	try:
		set_container_description(user_dn, container_new)
	except ldap.INSUFFICIENT_ACCESS:
		pass
	else:
		fail('User was able to modify %s which should not be possible.' % container_new)
		sys.exit(100)

	package.uninstall()
	package.remove()

# vim: set ft=python :
