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# Copyright (C) 2024 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from oslo_service.backend._common import service as service_common
from oslo_service.backend._eventlet import loopingcall
from oslo_service.backend._eventlet import service
from oslo_service.backend._eventlet import threadgroup
from oslo_service.backend.base import BaseBackend
class EventletBackend(BaseBackend):
"""Backend implementation for Eventlet."""
@staticmethod
def get_service_components():
"""Return the components provided by the Eventlet backend."""
return {
# Classes
"ServiceBase": service.ServiceBase,
"ServiceLauncher": service.ServiceLauncher,
"Launcher": service.Launcher,
"ProcessLauncher": service.ProcessLauncher,
"Service": service.Service,
"Services": service.Services,
"ServiceWrapper": service.ServiceWrapper,
"SignalHandler": service.SignalHandler,
"SignalExit": service_common.SignalExit,
"Singleton": service_common.Singleton,
# Looping call-related classes
"LoopingCallBase": loopingcall.LoopingCallBase,
"LoopingCallDone": loopingcall.LoopingCallDone,
"LoopingCallTimeOut": loopingcall.LoopingCallTimeOut,
"FixedIntervalLoopingCall": loopingcall.FixedIntervalLoopingCall,
"FixedIntervalWithTimeoutLoopingCall":
loopingcall.FixedIntervalWithTimeoutLoopingCall,
"DynamicLoopingCall": loopingcall.DynamicLoopingCall,
"BackOffLoopingCall": loopingcall.BackOffLoopingCall,
"RetryDecorator": loopingcall.RetryDecorator,
# Threadgroup call-related classes
"ThreadGroup": threadgroup.ThreadGroup,
"Thread": threadgroup.Thread,
# Functions
"launch": service.launch,
"_is_daemon": service_common.is_daemon,
"_is_sighup_and_daemon": service_common.is_sighup_and_daemon,
}
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