96 lines
3.2 KiB
Python
96 lines
3.2 KiB
Python
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#
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# module_manager.py: Anaconda DBUS module management
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#
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# Copyright (C) 2017 Red Hat, Inc. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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from pyanaconda.core.configuration.anaconda import conf
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from pyanaconda.core.signal import Signal
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from pyanaconda.core.dbus import DBus
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from pyanaconda.modules.boss.module_manager.start_modules import StartModulesTask
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from pyanaconda.anaconda_loggers import get_module_logger
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log = get_module_logger(__name__)
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class ModuleManager(object):
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"""A class for managing kickstart modules."""
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def __init__(self):
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self._module_observers = []
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self.module_observers_changed = Signal()
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@property
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def module_observers(self):
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"""Return the modules observers."""
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return self._module_observers
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def set_module_observers(self, observers):
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"""Set the module observers."""
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self._module_observers = observers
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self.module_observers_changed.emit(self._module_observers)
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def start_modules_with_task(self):
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"""Start modules with the task."""
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task = StartModulesTask(
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message_bus=DBus,
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activatable=conf.anaconda.activatable_modules,
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forbidden=conf.anaconda.forbidden_modules,
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optional=conf.anaconda.optional_modules,
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)
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task.succeeded_signal.connect(
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lambda: self.set_module_observers(task.get_result())
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)
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return task
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def get_service_names(self):
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"""Get service names of running modules.
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:return: a list of service names
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"""
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names = []
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for observer in self.module_observers:
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if not observer.is_service_available:
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continue
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names.append(observer.service_name)
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return names
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def set_modules_locale(self, locale):
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"""Set locale of all modules.
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:param str locale: locale to set
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"""
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log.info("Setting locale of all modules to %s.", locale)
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for observer in self.module_observers:
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if not observer.is_service_available:
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log.warning("%s is not available when setting locale", observer)
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continue
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observer.proxy.SetLocale(locale)
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def stop_modules(self):
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"""Tell all running modules to quit."""
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log.debug("Stop modules.")
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for observer in self.module_observers:
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if not observer.is_service_available:
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continue
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# Call synchronously, because we need to wait for the
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# modules to quit before the boss can quit itself.
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observer.proxy.Quit()
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log.debug("%s has quit.", observer)
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