def users_remove(self, request):
def _thread(request):
partitions = []
success = True
objects = []
# Determine different partitions
for obj in request.options:
partitions.append(obj['object'].split('@')[-1])
for partition in set(partitions):
self._check_error(request, partition)
# Remove user quota
for obj in request.options:
(unicode_user, partition) = obj['object'].split('@', 1)
user = unicode_user.encode('utf-8')
if tools.setquota(partition, user, 0, 0, 0, 0):
objects.append({'id': obj['object'], 'success': False})
success = False
else:
objects.append({'id': obj['object'], 'success': True})
return {'objects': objects, 'success': success}
thread = notifier.threads.Simple('Remove', notifier.Callback(_thread, request), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def users_set(self, request):
def _thread(request):
message = None
success = True
result = []
partition = request.options['partitionDevice']
unicode_user = request.options['user']
user = unicode_user.encode('utf-8')
size_soft = request.options['sizeLimitSoft']
size_hard = request.options['sizeLimitHard']
file_soft = request.options['fileLimitSoft']
file_hard = request.options['fileLimitHard']
self._check_error(request, partition)
failed = tools.setquota(partition, user,
tools.byte2block(size_soft),
tools.byte2block(size_hard), file_soft,
file_hard)
if failed:
MODULE.error('Failed to modify quota settings for user %s '
'on partition %s' % (user, partition))
message = _('Failed to modify quota settings for user %s on '
'partition %s') % (user, partition)
request.status = MODULE_ERR
self.finished(request.id, None, message)
message = _('Successfully set quota settings')
return {'result': result, 'message': message, 'success': success}
thread = notifier.threads.Simple(
'Set', notifier.Callback(_thread, request),
notifier.Callback(self._thread_finished, request))
thread.run()
def stop(self, request):
func = notifier.Callback(self._change_services, request.options,
'stop')
thread = notifier.threads.Simple(
'services', func,
notifier.Callback(self.thread_finished_callback, request))
thread.run()
def add(self, request):
"""Creates LDAP objects.
requests.options = [ { 'options' : {}, 'object' : {} }, ... ]
return: [ { '$dn$' : <LDAP DN>, 'success' : (True|False), 'details' : <message> }, ... ]
"""
def _thread(request):
result = []
for obj in request.options:
options = obj.get('options', {})
properties = obj.get('object', {})
module = self._get_module_by_request(request, object_type=options.get('objectType'))
if '$labelObjectType$' in properties:
del properties['$labelObjectType$']
try:
dn = module.create(properties, container=options.get('container'), superordinate=options.get('superordinate'))
result.append({'$dn$': dn, 'success': True})
except UDM_Error as e:
result.append({'$dn$': e.dn, 'success': False, 'details': str(e)})
return result
thread = notifier.threads.Simple('Get', notifier.Callback(_thread, request), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def put(self, request):
"""Modifies the given list of LDAP objects.
requests.options = [ { 'options' : {}, 'object' : {} }, ... ]
return: [ { '$dn$' : <LDAP DN>, 'success' : (True|False), 'details' : <message> }, ... ]
"""
def _thread(request):
result = []
for obj in request.options:
properties = obj.get('object') or {}
ldap_dn = properties['$dn$']
module = get_module(request.flavor, ldap_dn)
if module is None:
if len(request.options) == 1:
raise ObjectDoesNotExist(ldap_dn)
result.append({'$dn$': ldap_dn, 'success': False, 'details': _('LDAP object does not exist.')})
continue
MODULE.info('Modifying LDAP object %s' % (ldap_dn,))
if '$labelObjectType$' in properties:
del properties['$labelObjectType$']
try:
module.modify(properties)
result.append({'$dn$': ldap_dn, 'success': True})
except UDM_Error as exc:
result.append({'$dn$': ldap_dn, 'success': False, 'details': str(exc)})
return result
thread = notifier.threads.Simple('Get', notifier.Callback(_thread, request), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def users_set(self, request):
def _thread(request):
partition = request.options['partitionDevice']
user = request.options['user']
if isinstance(user, unicode):
user = user.encode('utf-8')
size_soft = request.options['sizeLimitSoft']
size_hard = request.options['sizeLimitHard']
file_soft = request.options['fileLimitSoft']
file_hard = request.options['fileLimitHard']
self._check_error(request, partition)
if tools.setquota(partition, user, tools.byte2block(size_soft),
tools.byte2block(size_hard), file_soft,
file_hard):
raise UMC_Error(
_('Failed to modify quota settings for user %(user)s on partition %(partition)s.'
) % {
'user': user,
'partition': partition
})
return {'objects': [], 'success': True}
thread = notifier.threads.Simple(
'Set', notifier.Callback(_thread, request),
notifier.Callback(self.thread_finished_callback, request))
thread.run()
def restart(self, request: 'Request') -> None:
func = notifier.Callback(self._change_services, request.options,
'restart')
thread = notifier.threads.Simple(
'services', func,
notifier.Callback(self.thread_finished_callback, request))
thread.run()
def send(self, request):
def _send_thread(sender, recipient, subject, message):
MODULE.info('sending mail: thread running')
# FIXME: contains header injection
msg = u'From: ' + sender + u'\r\n'
msg += u'To: ' + recipient + u'\r\n'
msg += u'Subject: %s\r\n' % subject
msg += u'\r\n'
msg += message + u'\r\n'
msg += u'\r\n'
msg = msg.encode('latin1')
server = smtplib.SMTP('localhost')
server.set_debuglevel(0)
server.sendmail(sender, recipient, msg)
server.quit()
return True
func = notifier.Callback(_send_thread, request.options['sender'],
request.options['recipient'],
request.options['subject'],
request.options['message'])
MODULE.info('sending mail: starting thread')
cb = notifier.Callback(self.thread_finished_callback, request)
thread = notifier.threads.Simple('mailing', func, cb)
thread.run()
def send(self, request):
def _send_thread(sender, recipient, subject, message):
MODULE.info('sending mail: thread running')
msg = MIMENonMultipart('text', 'plain', charset='utf-8')
cs = email.charset.Charset("utf-8")
cs.body_encoding = email.charset.QP
msg["Subject"] = subject
msg["From"] = sender
msg["To"] = recipient
msg.set_payload(message, charset=cs)
server = smtplib.SMTP('localhost')
server.set_debuglevel(0)
server.sendmail(sender, recipient, msg.as_string())
server.quit()
return True
func = notifier.Callback(_send_thread, request.options['sender'],
request.options['recipient'],
request.options['subject'],
request.options['message'])
MODULE.info('sending mail: starting thread')
cb = notifier.Callback(self.thread_finished_callback, request)
thread = notifier.threads.Simple('mailing', func, cb)
thread.run()
def users_remove(self, request):
def _thread(request):
partitions = []
failed = []
# Determine different partitions
for obj in request.options:
partitions.append(obj['object'].split('@', 1)[-1])
for partition in set(partitions):
self._check_error(request, partition)
# Remove user quota
for obj in request.options:
(user, _, partition) = obj['object'].partition('@')
if not isinstance(user, str): # Py2
user = user.encode('utf-8')
if tools.setquota(partition, user, 0, 0, 0, 0):
failed.append(user)
if failed:
raise UMC_Error(
_('Could not remove the following user: %s') %
', '.join(failed))
thread = notifier.threads.Simple(
'Remove', notifier.Callback(_thread, request),
notifier.Callback(self.thread_finished_callback, request))
thread.run()
def users_remove(self, request):
def _thread(request):
partitions = []
message = None
success = True
result = []
# Determine different partitions
for obj in request.options:
partitions.append(obj['object'].split('@')[-1])
for partition in set(partitions):
self._check_error(request, partition)
# Remove user quota
for obj in request.options:
(unicode_user, partition) = obj['object'].split('@')
user = unicode_user.encode('utf-8')
failed = tools.setquota(partition, user, '0', '0', '0', '0')
if failed:
result.append({'id': obj['object'], 'success': False})
success = False
else:
result.append({'id': obj['object'], 'success': True})
if success:
message = _('Successfully removed quota settings')
return {'result': result, 'message': message, 'success': success}
thread = notifier.threads.Simple(
'Remove', notifier.Callback(_thread, request),
notifier.Callback(self._thread_finished, request))
thread.run()
def remove(self, request):
"""Removes the given list of LDAP objects.
requests.options = [ { 'object' : <LDAP DN>, 'options' { 'cleanup' : (True|False), 'recursive' : (True|False) } }, ... ]
return: [ { '$dn$' : <LDAP DN>, 'success' : (True|False), 'details' : <message> }, ... ]
"""
def _thread(request):
result = []
for item in request.options:
ldap_dn = item.get('object')
options = item.get('options', {})
module = get_module(request.flavor, ldap_dn)
if module is None:
result.append({'$dn$': ldap_dn, 'success': False, 'details': _('LDAP object could not be identified')})
continue
try:
module.remove(ldap_dn, options.get('cleanup', False), options.get('recursive', False))
result.append({'$dn$': ldap_dn, 'success': True})
except UDM_Error as e:
result.append({'$dn$': ldap_dn, 'success': False, 'details': str(e)})
return result
thread = notifier.threads.Simple('Get', notifier.Callback(_thread, request), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def get(self, request):
"""Retrieves the given list of LDAP objects. Password property will be removed.
requests.options = [ <LDAP DN>, ... ]
return: [ { '$dn$' : <LDAP DN>, <object properties> }, ... ]
"""
MODULE.info('Starting thread for udm/get request')
thread = notifier.threads.Simple('Get', notifier.Callback(self._get, request), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def handle_request_set_password(self, request):
username = self._username
password = request.options['password']['password']
new_password = request.options['password']['new_password']
CORE.info('Changing password of user %r' % (username,))
pam = PamAuth(str(self.i18n.locale))
change_password = notifier.Callback(pam.change_password, username, password, new_password)
password_changed = notifier.Callback(self._password_changed, request, new_password)
thread = threads.Simple('change_password', change_password, password_changed)
thread.run()
def stop(self, request):
if self.permitted('services/stop', request.options):
message = {}
message['success'] = _('Successfully stopped')
message['failed'] = _('Stopping the following services failed:')
cb = notifier.Callback(self._service_changed, request, message)
func = notifier.Callback(self._run_it, request.options, 'stop')
thread = notifier.threads.Simple('services', func, cb)
thread.run()
else:
message = _('You are not permitted to run this command.')
request.status = MODULE_ERR
self.finished(request.id, None, message)
def _send_error():
# inform client
res = Response(msg)
res.status = SERVER_ERR_MODULE_FAILED # error connecting to module process
res.message = status_description(res.status)
self.result(res)
# cleanup module
mod.signal_disconnect('closed', notifier.Callback(self._socket_died))
mod.signal_disconnect('result', notifier.Callback(self.result))
mod.signal_disconnect('finished', notifier.Callback(self._mod_died))
proc = self.__processes.pop(mod.name, None)
if proc:
proc.__del__()
def restart(self, request):
MODULE.error(str(request.arguments))
if self.permitted('services/restart', request.options):
message = {}
message['success'] = _('Successfully restarted')
message['failed'] = _('Restarting the following services failed:')
cb = notifier.Callback(self._service_changed, request, message)
func = notifier.Callback(self._run_it, request.options, 'restart')
thread = notifier.threads.Simple('services', func, cb)
thread.run()
else:
message = _('You are not permitted to run this command.')
request.status = MODULE_ERR
self.finished(request.id, None, message)
def validate(self, request):
"""Validates the correctness of values for properties of the
given object type. Therefor the syntax definition of the properties is used.
requests.options = {}
'objectType' -- The UDM module name. If not available the flavor is used
return: [ { 'property' : <name>, 'valid' : (True|False), 'details' : <message> }, ... ]
"""
def _thread(request):
module = self._get_module_by_request(request)
result = []
for property_name, value in request.options.get('properties').items():
# ignore special properties named like $.*$, e.g. $options$
if property_name.startswith('$') and property_name.endswith('$'):
continue
property_obj = module.get_property(property_name)
if property_obj is None:
raise UMC_OptionMissing(_('Property %s not found') % property_name)
# check each element if 'value' is a list
if isinstance(value, (tuple, list)) and property_obj.multivalue:
subResults = []
subDetails = []
for ival in value:
try:
property_obj.syntax.parse(ival)
subResults.append(True)
subDetails.append('')
except (udm_errors.valueInvalidSyntax, udm_errors.valueError, TypeError) as e:
subResults.append(False)
subDetails.append(str(e))
result.append({'property': property_name, 'valid': subResults, 'details': subDetails})
# otherwise we have a single value
else:
try:
property_obj.syntax.parse(value)
result.append({'property': property_name, 'valid': True})
except (udm_errors.valueInvalidSyntax, udm_errors.valueError) as e:
result.append({'property': property_name, 'valid': False, 'details': str(e)})
return result
thread = notifier.threads.Simple('Validate', notifier.Callback(_thread, request), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def packages_invoke(self, request):
""" executes an installer action """
packages = request.options.get('packages')
function = request.options.get('function')
try:
if self._working():
# make it multi-tab safe (same session many buttons to be clicked)
raise LockError()
with self.package_manager.locked(reset_status=True):
not_found = [pkg_name for pkg_name in packages if self.package_manager.get_package(pkg_name) is None]
self.finished(request.id, {'not_found': not_found})
if not not_found:
def _thread(package_manager, function, packages):
with package_manager.locked(set_finished=True):
with package_manager.no_umc_restart(exclude_apache=True):
if function == 'install':
package_manager.install(*packages)
else:
package_manager.uninstall(*packages)
def _finished(thread, result):
if isinstance(result, BaseException):
MODULE.warn('Exception during %s %s: %r' % (function, packages, str(result)))
thread = notifier.threads.Simple('invoke', notifier.Callback(_thread, self.package_manager, function, packages), _finished)
thread.run()
else:
self.package_manager.set_finished() # nothing to do, ready to take new commands
except LockError:
# make it thread safe: another process started a package manager
# this module instance already has a running package manager
raise umcm.UMC_Error(_('Another package operation is in progress'))
def authenticate(self, msg):
# PAM MUST be initialized outside of a thread. Otherwise it segfaults e.g. with pam_saml.so.
# See http://pam-python.sourceforge.net/doc/html/#bugs
args = msg.body.copy()
locale = args.pop('locale', None)
args.pop('pam', None)
args.setdefault('new_password', None)
args.setdefault('username', '')
args.setdefault('password', '')
pam = PamAuth(locale)
thread = threads.Simple(
'pam', notifier.Callback(self.__authenticate_thread, pam, **args),
notifier.Callback(self.__authentication_result, pam, msg, locale))
thread.run()
def users_query(self, request):
partitionDevice = request.options['partitionDevice']
self._check_error(request, partitionDevice)
callback = notifier.Callback(self._users_query, request.id,
partitionDevice, request)
tools.repquota(request.options['partitionDevice'], callback)
def _response(self, request, *args, **kwargs):
# other arguments than request wont be propagated
# needed for @LDAP_Connection
# fake a multi_request
request.options = [request.options]
if with_progress:
progress_obj = self.new_progress()
request.options[0][with_progress] = progress_obj
def _thread(self, progress_obj, _multi_response, request):
try:
result = _multi_response(self, request)
except Exception:
progress_obj.exception(sys.exc_info())
else:
progress_obj.finish_with_result(result[0])
thread = Thread(target=_thread, args=[self, progress_obj, _multi_response, request])
thread.start()
self.finished(request.id, progress_obj.initialised())
else:
result = _multi_response(self, request)
if not isinstance(result[0], types.FunctionType):
self.finished(request.id, result[0])
else:
# return value is a function which is meant to be executed as thread
# TODO: replace notfier by threading
thread = notifier.threads.Simple('simple_response', notifier.Callback(result[0], self, request), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def handle_request_exit(self, msg):
"""Handles an EXIT request. If the request does not have an
argument that contains a valid name of a running UMC module
instance the request is returned as a bad request.
If the request is valid it is passed on to the module
process. Additionally a timer of 3000 milliseconds is
started. After that amount of time the module process MUST have
been exited itself. If not the UMC server will kill the module
process.
:param Request msg: UMCP request
"""
if len(msg.arguments) < 1:
return self.handle_request_unknown(msg)
module_name = msg.arguments[0]
if module_name:
if module_name in self.__processes:
self.__processes[module_name].request(msg)
CORE.info('Ask module %s to shutdown gracefully' % module_name)
# added timer to kill away module after 3000ms
cb = notifier.Callback(self._purge_child, module_name)
self.__killtimer[module_name] = notifier.timer_add(3000, cb)
else:
CORE.info('Got EXIT request for a non-existing module %s' % module_name)
def _load_module(self):
MODULE.process('Loading python module.')
modname = self.__module
from ..error import UMC_Error
try:
try:
file_ = 'univention.management.console.modules.%s' % (modname,)
self.__module = __import__(file_, [], [], modname)
MODULE.process('Imported python module.')
self.__handler = self.__module.Instance()
MODULE.process('Module instance created.')
except Exception as exc:
error = _('Failed to load module %(module)s: %(error)s\n%(traceback)s') % {'module': modname, 'error': exc, 'traceback': traceback.format_exc()}
MODULE.error(error)
if isinstance(exc, ImportError) and str(exc).startswith('No module named %s' % (modname,)):
error = '\n'.join((
_('The requested module %r does not exist.') % (modname,),
_('The module may have been removed recently.'),
_('Please relogin to the Univention Management Console to see if the error persists.'),
_('Further information can be found in the logfile %s.') % ('/var/log/univention/management-console-module-%s.log' % (modname,),),
))
raise UMC_Error(error, status=MODULE_ERR_INIT_FAILED)
except UMC_Error:
try:
exc_info = sys.exc_info()
self.__init_etype, self.__init_exc, self.__init_etraceback = exc_info # FIXME: do not keep a reference to traceback
finally:
exc_info = None
else:
self.__handler.signal_connect('success', notifier.Callback(self._reply, True))
def wait4state(computer, signal, value):
def _sig_handler(new_value, expected_value):
print 'GOT SIGNAL', signal, new_value
sys.exit(0)
return False
computer.signal_connect(signal, notifier.Callback(_sig_handler, value))
def send(self, request):
def _send_thread(sender, recipient, subject, message):
MODULE.info('sending mail: thread running')
msg = u'From: ' + sender + u'\r\n'
msg += u'To: ' + recipient + u'\r\n'
msg += u'Subject: %s\r\n' % subject
msg += u'\r\n'
msg += message + u'\r\n'
msg += u'\r\n'
msg = msg.encode('latin1')
server = smtplib.SMTP('localhost')
server.set_debuglevel(0)
server.sendmail(sender, recipient, msg)
server.quit()
def _send_return(thread, result, request):
import traceback
if not isinstance(result, BaseException):
MODULE.info('sending mail: completed successfully')
self.finished(request.id, True)
else:
msg = '%s\n%s: %s\n' % (
''.join(traceback.format_tb(thread.exc_info[2])),
thread.exc_info[0].__name__, str(thread.exc_info[1]))
MODULE.process('sending mail:An internal error occurred: %s' %
msg)
self.finished(request.id, False, msg, False)
keys = ['sender', 'recipient', 'subject', 'message']
self.required_options(request, *keys)
for key in keys:
if request.options[key]:
MODULE.info('send ' + key + '=' +
request.options[key].replace('%', '_'))
func = notifier.Callback(_send_thread, request.options['sender'],
request.options['recipient'],
request.options['subject'],
request.options['message'])
MODULE.info('sending mail: starting thread')
cb = notifier.Callback(_send_return, request)
thread = notifier.threads.Simple('mailing', func, cb)
thread.run()
def move_container_query(self, request):
scope = 'one'
modules = self.modules_with_childs
container = request.options.get('container')
if not container:
scope = 'base'
thread = notifier.threads.Simple('MoveContainerQuery', notifier.Callback(self._container_query, request, container, modules, scope), notifier.Callback(self.thread_finished_callback, request))
thread.run()
def save(self, request):
'''Reconfigures the system according to the values specified in the dict given as
option named "values".'''
# get old and new values
orgValues = util.load_values()
values = request.options.get('values', {})
def _thread(request, obj):
# acquire the lock until the scripts have been executed
self._finishedResult = False
obj._finishedLock.acquire()
try:
self._progressParser.reset()
# write the profile file and run setup scripts
orgValues = util.load_values()
util.pre_save(values, orgValues)
MODULE.info('saving profile values')
util.write_profile(values)
if not values:
MODULE.error('No property "values" given for save().')
return False
# in case of changes of the IP address, restart UMC server and web server
# for this we ignore changes of virtual or non-default devices
MODULE.info('Check whether ip addresses have been changed')
restart = False
for ikey, ival in values.iteritems():
if RE_IPV4.match(ikey) or RE_IPV6_DEFAULT.match(
ikey) or RE_SSL.match(ikey):
restart = True
break
MODULE.info('Restart servers: %s' % restart)
# on a joined system or on a basesystem, we can run the setup scripts
MODULE.info('runnning system setup scripts')
util.run_scripts(self._progressParser, restart)
# done :)
self._finishedResult = True
return True
finally:
obj._finishedLock.release()
def _finished(thread, result):
if isinstance(result, BaseException):
MODULE.warn('Exception during saving the settings: %s' %
str(result))
thread = notifier.threads.Simple(
'save', notifier.Callback(_thread, request, self), _finished)
thread.run()
self.finished(request.id, True)
def check_finished(self, request):
'''Check whether the join/setup scripts are finished. This method implements a long
polling request, i.e., the request is only finished at the moment when all scripts
have been executed or due to a timeout. If it returns because of the timeout, a new
try can be started.'''
def _thread(request, obj):
def progress_info(state, **kwargs):
info = {
'component': state.fractionName,
'info': state.message,
'errors': state.errors,
'critical': state.critical,
'steps': state.percentage
}
info.update(kwargs)
MODULE.info(
'Progress state: %(steps).1f%% - %(component)s - %(info)s'
% info)
return info
# acquire the lock in order to wait for the join/setup scripts to finish
# do this for 30 sec and then return anyway
SLEEP_TIME = 0.200
WAIT_TIME = 30
ntries = WAIT_TIME / SLEEP_TIME
while not obj._finishedLock.acquire(False):
if ntries <= 0 or self._progressParser.changed and self._progressParser.current:
state = self._progressParser.current
return progress_info(state, finished=False)
time.sleep(SLEEP_TIME)
ntries -= 1
obj._finishedLock.release()
# scripts are done, return final result
# return all errors that we gathered throughout the setup
state = self._progressParser.current
return progress_info(state, finished=obj._finishedResult)
thread = notifier.threads.Simple(
'check_finished', notifier.Callback(_thread, request, self),
notifier.Callback(self.thread_finished_callback, request))
thread.run()
def __init__(self, command, stdout=True, stderr=False, shell=False):
Process.__init__(self,
command,
stdout=stdout,
stderr=stderr,
shell=shell)
if stdout:
self.__stdout = []
cb = notifier.Callback(self._output, self.__stdout)
self.signal_connect('stdout', cb)
else:
self.__stdout = None
if stderr:
self.__stderr = []
cb = notifier.Callback(self._output, self.__stderr)
self.signal_connect('stderr', cb)
else:
self.__stderr = None
self.signal_connect('killed', self._finished)
self.signal_new('finished')
