def user_apply(self):
'''
Run appliers for users.
'''
if is_root():
for applier_name, applier_object in self.user_appliers.items():
try:
applier_object.admin_context_apply()
except Exception as exc:
logdata = dict()
logdata['applier'] = applier_name
logdata['exception'] = str(exc)
log('E19', logdata)
try:
with_privileges(self.username, applier_object.user_context_apply)
except Exception as exc:
logdata = dict()
logdata['applier'] = applier_name
logdata['exception'] = str(exc)
log('E20', logdata)
else:
for applier_name, applier_object in self.user_appliers.items():
try:
applier_object.user_context_apply()
except Exception as exc:
logdata = dict({'applier_name': applier_name, 'message': str(exc)})
log('E11', logdata)
def machine_apply(self):
'''
Run global appliers with administrator privileges.
'''
if not is_root():
log('E13')
return
log('D16')
for applier_name, applier_object in self.machine_appliers.items():
try:
applier_object.apply()
except Exception as exc:
logdata = dict()
logdata['applier_name'] = applier_name
logdata['msg'] = str(exc)
log('E24', logdata)
def machine_apply(self):
'''
Run global appliers with administrator privileges.
'''
if not is_root():
logging.error('Not sufficient privileges to run machine appliers')
return
logging.debug(slogm('Applying computer part of settings'))
self.machine_appliers['systemd'].apply()
self.machine_appliers['control'].apply()
self.machine_appliers['polkit'].apply()
self.machine_appliers['firefox'].apply()
self.machine_appliers['chromium'].apply()
self.machine_appliers['shortcuts'].apply()
self.machine_appliers['gsettings'].apply()
self.machine_appliers['cups'].apply()
def user_apply(self):
'''
Run appliers for users.
'''
if is_root():
logging.debug(
slogm('Running user appliers from administrator context'))
self.user_appliers['shortcuts'].admin_context_apply()
self.user_appliers['gsettings'].admin_context_apply()
logging.debug(slogm('Running user appliers for user context'))
with_privileges(self.username,
self.user_appliers['shortcuts'].user_context_apply)
with_privileges(self.username,
self.user_appliers['gsettings'].user_context_apply)
else:
logging.debug(slogm('Running user appliers from user context'))
self.user_appliers['shortcuts'].user_context_apply()
self.user_appliers['gsettings'].user_context_apply()
def determine_username(username=None):
'''
Checks if the specified username is valid in order to prevent
unauthorized operations.
'''
name = username
# If username is not set then it will be the name
# of process owner.
if not username:
name = get_process_user()
logdata = dict({'username': name})
log('D2', logdata)
if not username_match_uid(name):
if not is_root():
raise Exception('Current process UID does not match specified username')
logdata = dict({'username': name})
log('D15', logdata)
return name
def determine_username(username=None):
'''
Checks if the specified username is valid in order to prevent
unauthorized operations.
'''
name = username
# If username is not set then it will be the name
# of process owner.
if not username:
name = get_process_user()
logging.debug(
slogm(
'Username is not specified - will use username of current process'
))
if not username_match_uid(name):
if not is_root():
raise Exception(
'Current process UID does not match specified username')
logging.debug(slogm('Username for frontend is set to {}'.format(name)))
return name